Overhead catenary system design

overhead catenary system design There are several different makes available. A new service from our vehicle track interface team enables product developers to simulate the dynamic interactions between pantograph units and catenary systems during early stages of the design process. According to the lightning research results which are based on overhead line OHL on the viaduct of Tianjin Binhai Light Rail Project this paper summarizes the calculation method of lightning protection design which could be used for OHL engineering design on the ground and viaduct line. Overhead line An electric line whose conductors are supported above ground generally by means of insulators and appropriate supports Overhead Contact line with Catenary suspension. The 8021 can span up to 6 tracks. 30AM TO 5PM SUN 10AM TO 4PM. MEC was a subcontractor to Kiewit and the scope of work included the install of the traction electrification 17 traction power substations and 19 miles of double track overhead catenary signal system 100 variable message signs communications system and a new Operations Control Center tying The overhead catenary is a vital part of the project and the successful bidder will play a crucial role in keeping the HS2 network running safely and reliably. Carl Wessel Mr. The main gantry also referred to as the catenary feeding gantry is the one parallel to the track and closest to the TPF. The pantograph catenary system represents one of the major barriers to rolling stock interoperability. The brackets can be mounted on any kind of wall O3056 wall or pole O3057 . Part of the traction power electrification system comprising overhead wires including the contact wire and messenger wire placed above the upper limit of the rail vehicle gauge but also including auxiliary wires aerial feeder and aerial impact of trolleybus overhead catenary system OCS intersections that are designed to fit unique street and bus movement patterns. A shortlist is expected to be announced in the summer with contract award in 2022. underground train infrastructures. The catenary wire The overhead conductor rail system must provide a possibility to be integrated in an existing catenary systems. The 8199 overhead system kit contains enough materials to equip all the tracks of the T1 T2 and T3 expanders. The vehicles mentioned here as an example can be found in many countries. GL supported installation of an OCS and its integration with traction power substations for a Light Rail system in a metropolitan city. 7m at the support. Master 39 s degree in Engineering. Such a system consists of poles placed along the line at a regular distance supporting feeding wires it takes space and even if relatively inconspicuous is still visible which can be an issue in some historical areas. This project was funded by the Office of Intercity Programs OIP in support of the NEC improvement project. Real data from the French high speed pantograph and catenary systems are used. Traditionally each country has developed its own overhead equipment which is reflected in different catenary and pantograph designs. Sedykh and D. 1 A simple polygonal type of overhead equipment is comprising of a single 65 sq. 1 Charging batteries from catenary via pantograph 2 Runs on power from catenary in electrified section and on power from batteries in non electrified section HS2 Ltd has launched the process to procure overhead line equipment for the high speed railway now under construction between London and the West Midlands. System Design and Planning System design and specifications development for 800 MHz UHF trunked simulcast and conventional AVL data radio systems. Listed items are common parts for Catenary Systems. Our decades of experience gained in the world s most critical markets added to our use of state of the art technology are the outstanding characteristics of our system design. If so we 39 re seeking an Overhead Contact System OCS Engineer who will be responsible for the design of catenary systems for high speed rail commuter rail light rail and streetcar systems throughout the United States. SEPTA in house forces will be working day and night to replace the 1930 era Overhead Catenary System between the Secane and Arsenal interlockings using the SEPTA Wire Train. Several engineering practices should be taken into account whereas a design construction and operation of the OCS is the challenge. All mounting and line hardware with insulation both temporary and permanent 2. Pantograph catenary interaction is a very important issue for railway community. The use of 0. HS2 Ltd today began the search for specialist contractors to deliver the Overhead Catenary System OCS that will provide power to trains running on the UK s new high speed rail link between London Birmingham and the north of England. An important product line for EMSPEC s activity is its overhead catenary system for electrified rail transportation systems. The winner of the Overhead Catenary System contract will be responsible for additional stages of design as well as manufacture supply installation testing and commissioning of the HS2 systems. Damage can propagate over time causing the wire to fray and eventually collapse. Media Elwyn Line Catenary Replacement between Arsenal and Cane. Developed jointly by Bentley Systems and Siemens Mobility it combines OpenRail Designer technology with Sicat Master. Where the power Our catenary system offers everything you need to build a New Haven style overhead wire system including catenary bridges pre formed overhead wire insulators and instructions. 7807691 Corpus ID 31416255. The versatile construction solutions will efficiently handle all details i. Electrified routes powered via overhead catenary systems depend upon a smooth and continuous connection between the pantograph units and the wires. The typical length of an overhead wire run is 1600 metres. This is the list of errors which exist in the 4th edition. The system height would be 1. The latter are widely used in tunnels. having taken part in many railway electrification projects both national and international. Total renewal of Electric Traction Plant on the Brescia Verona line section Design and implementation of a new 540 mm2 overhead contact line catenary system for 3 kVdc lines and removal of the old plant. Eliminating the tensioning device for contact wires and catenary wires. mm 3. overhead catenary system. OCS will be procured from one contractor but phase 1 and phase 2a will be split into two separate contracts as shown below 469 single track kms including 250 bridges 58 viaducts 47 underbridges 148 overbridges and 115 culverts. The project delivery company announced on July 2 that it was seeking to award two railway systems contracts in a single Overhead Catenary Systems procurement worth around 300m. Page 12 In Europe amp the US it is known as Overhead Catenary Contact System OCS . See salaries compare reviews easily apply and get hired. Abstract The conventional overhead catenary system for both 1500V d. TROLLEYBUS OPERA TIO NS AND SYSTEM DESIGN Although the general structure of transit routes is defined by the demand for service there are many other factors that can influence The catenary wire is suspended from overhead stanchions. Rigid catenary is a very specific design which is mainly dedicated for tunnels when the space to install the overhead system is limited. . Arguably the most common use of a catenary lightning protection system is the overhead ground wire used to protect the phase conductors in power transmission lines however the use of catenary lightning protection for a variety of industrial and military applications is often recommended. The new conductor rail overhead contact lines With the exception of the catenary wire support clamp which is available in variants for one or two GRP rods tubes with a diameter of 55 mm or 70 mm and one or two messenger wires with cross sections of 50 and 70 mm and 95 150 mm the GRP cantilevers for overhead contact lines are produced from the Traction Power Substations and Overhead Catenary System for a Rail Network. Overhead Catenary System Contract. Unlike simple overhead wires in which the uninsulated wire is attached by clamps to closely spaced crosswires supported by poles catenary systems use at least two wires. We will reply you in 24 hours. To date SEPTA in house forces have replaced 202 Miles of Overhead Catenary. The OIP also funded the conversion of an AMTRAK passenger car to a pantograph test car and the design and manufacture of a dead line pantograph instrumentation system by ENSCO Inc. Compare Show 15 25 50 75 100 Rawang Ipoh Double Track. Features Flexible and accurate representation of all components of the overhead contact line CATENARY EQUIPMENT An important product line for EMSPEC s activity is its overhead catenary system for electrified rail transportation systems. Contact wire Hard drawn copper solid round 107 sq. Excellent design to permit the correct circulation of current Produced both by hot or cold forging Overhead Catenary Components. Works will include refurbishment and new build of LV MV and HV networks up to 400 kV . 5 CATENARY DESIGN 11. Our engineered solutions offer high performance products and we work with our customers to manage the entire life cycle of your system from installation to routine maintenance. Catenary and Overhead Lines UROMAC brings dedicated road rail vehicles and machines for railway operators and contractors in charge of electrification signaling interlock communications and control system for railways metros trams and trolley buses. If so we re seeking an Overhead Contact System OCS Engineer who will be responsible for the design of catenary systems for high speed rail commuter rail light rail and streetcar systems Specifications 1 Mg Cu alloy stranded 2 Copper stranded wire Application Catenary wire is use d as overhead power source for subways light and heavy transit systems electrically powered mine trains buses and industrial cranes. Working on the projects of 25 kV Rigid Overhead Catenary System design of Pune Metro Line 1 amp 2 and Mumbai Metro Line 3 where I am responsible for Validation of preliminary and detailed design drawings Preparation of preliminary and detailed design reports Calculations of maximum span and sag and tension A description is given of a new method of overhead contact design the ideal inclined catenary. Railway overhead catenary system engineer. Overhead Contact System OCS That part of the traction power system comprising the overhead conductors or single contact wire aerial feeders OCS supports foundations balanceweights and other equipment and assemblies that delivers electrical power to non self powered Catenary System Startup Pack. Although you may not be building your layout to the design of the track expander sets the overhead wire sets may prove to be helpful since all the different parts are included in the set. 3 System widely used around the country. 5mm contact wire has given the overhead catenary a fine scale appearance. We are a leader in the North American market providing products to most major customers that have electrified catenary systems such as the ATM Montreal Canada Amtrak North East Rigid Catenary or Overhead Contact System The rigid catenary is an Overhead Contact System OCS that can replace with many advantages the contact wire with sustentation wire the third rail or the suspended bimetallic T rail. The catenary cable element is a highly non linear element used to model the catenary behavior of a cable suspended between two points under the effect of its self weight. 01209 714099 By Danny Longhorn. Electric Construction Co. In extreme cold or heat the tension that supports the catenary wires increases or decreases tremendously as they contract T REX Transportation Expansion Project Light Rail Denver Colo. In Article quot Design Calculations of Lightning Protection Systems Part Sixteen quot I explained the following points Types and forms of Strike Termination Subsystem Sizing of Air Terminals Based on IEC 62305 3 and Based on BS EN 62305 3 Sizing of Natural Air Terminals Positioning Placement of Air Termination System Components. OVERHEAD CONDUCTOR RAIL CURRENT COLLECTION FOR RAILWAY TRACTION 1. Contact forces and catenary uplift resulting from pantograph passage are studied. Arthur Flury AG Swiss producer of electrical components for railway catenary systems Associated Railroad Contractors Railroad track design construction maintenance grade crossing installation track removal and emergency services Louisville Kentucky 10 years of design and inspection of catenary systems experience. Catenary Replacement Work. Overhaul amp Maintenance for 25kV Overhead Catenary System. 29 When operating in a multiple unit configuration the pantograph catenary system is even more critical since the trailing pantograph s experiences a catenary that is already swaying due to the passage of the leading pantograph. I like the overhead catenary accessories from Arnold it s good looking and detailed. Catenary or Overhead Ground Wires can be used for Lightning Protection to protect open areas Launch Pads Munition Storage large haystacks and more. Fig. Suitable for 2cables from 10 300 mm Any type of cables. Rigid Overhead Cateanry and retractable system. Line 5 Eglinton also known as the Eglinton Crosstown or the Crosstown is a light rail line that is under construction in Toronto Ontario Canada. We have over 20 years over experience in designing overhead contact line systems within railway projects. 0 Issue date 28 September 2018 . size suspended from the Catenary by 5 mm dia copper dropper wire The section insulators disclosed herein are particularly adapted for use in compound catenary systems and may be adapted for use as phase breaks for alternating current systems. Catenary Design for Overhead Contact Systems. 5 years of experience in the design and construction of overhead contact systems. Modernisation of plant at Verona Porta Nuova Station Rail Systems which contain sections devoted to electrification power supplies traction power systems studies and guidelines for the design of overhead contact systems. It consists of the catenary wire dropper contact wire pole and support structure as shown in Figure1. Simplification of safety measurements for earthing of tensioning system by eliminating of the overhead line sectioning. This means that streetcar routes can include large squares historic city centers or other areas of cultural interest without the need to install power poles to support overhead catenary lines thereby avoiding the architectural issues and the detrimental effects on street appearance of such ugly infrastructure. This was done through a sensor design that decoupled any stress acting on the sensor housing e. Its engineers found that the insulator in the overhead catenary system had failed. 1. Trolley wire is a much slimmer construction. The system workswith all overhead wire systems from 600 to 1. You will join the Overhead Catenary lightning protection systems are well suited for facilities that contain flammable and explosive materials or where the installation of traditional air terminals is challenging if not impossible. Ideal for short lines operating without the use of catenary BROOKVILLE s under mounted induction charging units charge without contact using in ground induction coils at critical areas along the route such as station stops allowing the battery system on the streetcar to incrementally charge without the use of overhead wire. 29 4. The successful bidder of the overhead catenary system contract will have responsibility over additional stages of design the manufacture supply installation testing and commissioning of the systems. We offer a complete solution for our customers whether they be the installer operator or maintainer of the system. The key advantage of the four rail system is that neither running rail carries any current. Garg Inc provides a full range of engineering services in various disciplines for projects involving railroads mass transit systems highways bridges buildings and other special structures. BLUE WIRE is an applicationdevelopedheating cablesolution poweredby the overhead wire system itself. Contact Us Contact Us. That design will impact the global price of the civil works because of the limitation of the diameter of the tunnel. size Catenary wire of Cadmium Copper and a hard drawn grooved copper Contact wire of 107 sq. Preface The Asset Standards Authority ASA is a key strategic branch of Transport for NSW TfNSW . High quality aluminum and copper alloys to guarantee a safe and reliable connection Perfect contact. The mechanical strength of the overhead line conductor becomes the main factor in overhead design making the conductor sizes not dissimilar between 1500 V DC and 25 kV AC. Percentage of Journeyman 39 s Pay 85 11. 5m to 6. Knowledge of code requirements for overhead contact system design EU Power a KTL amp GTS JV awarded ESB Overhead Line Framework. e. Overhead Catenary System OCS transmits electrical power from a distant supply point to trains light rails and trolley buses. Pristensky and Dmitry Barch This paper is intended to outline methods which have been found useful in the design of overhead contact systems where catenary construction is employed with especial reference to the single catenary construction installed in 1925 on the Danbury Branch of the New York New Haven and Hartford Railroad as an extension of its 11 000 volt single phase a c. In some cases the cables can be connected to building faces or canopies. Knowledge of computer based catenary designs and structural support systems. As the network design and standards authority for NSW Transport Assets as specified in the ASA Charter Case II Analysis with Catenary Lightning Protection System. TransTech utlizes Arthur Flury Components to ensures that systems maximize their performance. lrt design criteria this document wa s the current revision when issued in hard copy check the electronic file on the sandag website to assure you have the This procurement relates to overhead catenary systems OCS for phase 1 and phase 2a. A proof of the formula is given and other characteristics of the design are mathematically analyzed. When the tug reaches the. There are over 26 overhead catenary system careers waiting for you to apply The overhead catenary system market was valued at USD 21. This formulation accounts for the non linearity due to large displacements. Efanov and German Osadchy and D. Overhead Catenary Services. The Catenary department develops different kinds of overhead contact line projects In recent years the length of electrified railway systems has increased along with the number of railway vehicles in China. The same system was used for Milan 39 s earliest underground line Milan Metro 39 s line 1 whose more recent lines use an overhead catenary. It is an insulated swivelling type structural member comprising of different sizes of steel tubes to support and to keep the overhead catenary system in position so as to facilitate current collection by the pantograph at all speed without infringing the structural members. other end of the conductor the rope is. New Overhead Catenary jobs added daily. Some continental catenary systems such as those by Marklin Viessmann offer catenary wire packs for fitting above track work cross overs etc. The system features all metal construction with steel posts and copper contact wires with comprehensive instructions and installation jigs available. We offer a complete solution for our customers whether they be the installer Overhead rail current collector systems for railway traction are primarily used in underground networks and other railway installations where tunnels are present due to their advantages such as low installation heights and reduced maintenance. In general one of two philosophies are followed an overhead catenary above the track with power collection by a pantograph or conductor rail electrification with current collection via contact shoes on a surface of a special metallic conductor laid close to the running rails. Different views and distorted Alan Baxter Network Rail Guide to Overhead Electrification 132787 ALB GUN EOH 000001 February 2015 Rev 10 1 of 52 1. It Continue reading systems with the aim of helping to optimize the design of future electrification products while also reducing development costs Rail lines operating using overhead electrification via catenary systems rely on a smooth continuous connection between the pantograph units of the rolling stock and the overhead electrified wires. Introduction In 1972 the French firm Delachaux 1 registered the first patent for an overhead rail conductor system comprising an aluminium profile which clamped a copper wire held WHAT IT DOES. 500 V specialsystem for 15kV and 25kV . The catenary or messenger wire is hung at a specific tension between line structures and a second wire is held in tension by the messenger wire attached to it at frequent This article describes a catenary system following the Austrian design but I am sure with a bit of fantasy it can be also transferred to every other country as long as there are simple pole designs in use For example Netherlands I shaped steel girder or round concrete poles Italy round steel poles Norway I shaped steel girder poles HTETCO Catenary Wire Used in Overhead Catenary Systems for Light Rail Construction continued 24 American Society of Professional Estimators ASPEnational. 5M South Coast Air Quality Management District administered project. Overhead catenary construction other projects. KWH 9085 10226 10469 Average Cost KWH PAISA 4. The winner of the OCS package will be responsible for additional stages of design as well as manufacture supply installation testing and commissioning of the systems. A new overhead conductor rail has been developed and its design has been patented 13 . This wire is a multi strand copper wire which hangs between stanchions in a drooping line. We have developed the transition bar in order to do this. The tensioning cable can be seen in the left photo passing through a pulley to a set of weights. Ricardo Rail has launched a new service to simulate the dynamic interaction between pantograph units and catenary systems with the aim of helping to optimize the design of future electrification products while also reducing development costs Catenary for N scale layouts. Mass. Not long till opening now I guess That s pretty heavy duty overhead which I guess is to be expected for an efficient 25kV system more usually associated with intercity rail. Continuous monitoring of contact forces and acceleration between pantograph and catenary in regularly operated railway vehicles is the fundament for a modern predictive maintenance approach. 32 29. 0 Introduction 1. 26 overhead catenary system jobs available. Catenary refers to the cables and wires that hang over electrified rail lines. Catenary wire copper cadmium 19 strands 65 sq. Dapol will expand its current range of N and OO Gauge Catenary accessories all designed to be easy installed with our Easi Fix Mounting system accurate and affordable. Overhead contact system This activity is the beginning of EyM Instalaciones S. It consists of the following structural members. But it s the flexibility of catenary lighting that allows lighting designers to play with mood and Ronstan s desire to engage with spaces to increase night time use with improved atmosphere. c. Fixed overhead structures are cause for great concern when designing the catenary system shows system wire compression approaching bridge . Light Rail Heavy Rail DC Power Ac up to 50kv Lighting Passenger Stations Unit Substation Assembly and Construction Services Inspection and Maintenance Commuter platform infrastructure including snowmelt lighting utilization power and communication systems 2 Power supply to railcars via overhead rigid line after stepping down and rectification. For a Free Material Quote and a designed Catenary Lightning Protection System please Contact us with your specifications and drawings. Fig 1 The basic elements of the catenary power system show how the contact wire is suspended from the catenary support wire by variable length droppers. 03 Jul 2020 By Rob Horgan. Balfour Beatty s scope included approximately 150 route miles of overhead contact system OCS to twin and multiple tracks including all foundations and support cantilevers and trusses complete OCS to the Dorchester Yard stabling and maintenance facility of Amtrak and the MBTA installation of the support system to 212 bridge structures en route and protective barriers to many of these structures a significant design and construction interface with the then ongoing Tunnels to Central The term Overhead Contact System OCS is also used although according to Wikipedia such use is primarily European. Introduction Brief overview of the Overhead Catenary System V360 Basic Design kit of parts OpenRail Overhead Line Designer introduces a new comprehensive modeling environment for rail overhead line and track design. The article presents the mechanical specificities of the pantograph catenary system and the way the approaches to modelling an overhead line system exist and were reviewed to arrive at the decision to implement the new model in a commercial finite element analysis FEA system ANSYS 2016 . 85 billion in 2017 and is projected to reach USD 46. from preparing mast foundations in different types of subgrade via the placing of masts and installation of wires to the measuring of rail and catenary systems using advanced laser technology. In the up track the overhead catenary or third rail on either side of the rectifier station are connected via a parallel combination of section insulator and isolator. Testing highlighted a couple of registration arms that needed adjustment but the system worked well. Leverage your professional network and get hired. SSP has a significant history and background in fabricating OCS poles overhead contact systems for the light rail industry. The OCS Designer shall provide final design services for the Overhead Contact System that shall include but not be limited to 1. The current design practices for high speed overhead contact system presently in operation throughout 2. Following on from the government s notice to proceed with main construction the project promoter has begun procurement of its rail systems contract worth an estimated 300M. strength rope with attached support. 24km of the Overhead Catenary lines for the underground mass transit system passing under the Shiraz streets was one of the biggest challenge ever. com. Another type of overhead line system the overhead rigid Rigid Catenary or Overhead Contact System The rigid catenary is an Overhead Contact System OCS that can replace with many advantages the contact wire with sustentation wire the third rail or the suspended bimetallic T rail. I had already built my first very rudimentary but working overhead catenary system in 1974. High Speed 2 Ltd HS2 Ltd has kicked off its search for specialist contractors to deliver the overhead catenary system OCS that will provide power to trains running on the UK 39 s new high speed rail link between London Birmingham and the north of England. A validated computational tool that studies with detail this interaction is presented. OCS will be procured from one contractor but phase 1 and phase 2a will be split into two separate contracts as shown below For the tunnel route a Rigid Overhead Catenary system is utilized which is a new power supply mode of electrification with non tension and low resistance characteristics that compared to traditional systems has important benefits and advantages in enhancing various aspects including safety during the installation and maintenance capital cost saving due to reduced height required for tunnel clearance energy efficiency reliability and maintainability. 7 km double track OHL for up and down based on European standard EN 50119. In overhead contact systems the catenary curve is seen in the support wire while the contact wire is connected to it by suspenders. All OCS system support and registration assemblies such as cantilevers Line Systems and applicable for the Overhead Contact System for applicability to the CHSTP. A cable has no bending shear compression or torsion stiffness. NEW AURORALIGHT CATENARY MOUNT SYSTEM 15 Swivel Pro This optional mounting mechanism allows. Owned by Metrolinx and operated by the Toronto Transit Commission TTC the line will be part of the Toronto subway system as its fifth route. Enamored enough by the design and performance of the real thing I 39 ve taken the plunge and purchased a PRR GG1 electric locomotive in HO scale MTH with DCC and sound due to ship next month . The transition bar takes up and absorbs the vibrations from the contact wire of the catenary system and reinforces it with an increasing cross section onto the full profile of the catenary systems for mass transit and main line railways and for the approval of rolling stock in conjunction with our extensive system know how allows reliable predictions for the interaction of overhead contact line equipment with panto graphs. 41 1. A catenary is a curve formed by a wire metallic rop or chain hanging freely from two points that are on the same horizontal level. 0 Introduction Overhead Line Equipment or OLE is the name railway engineers give to the assembly of masts gantries and wires found along electrified railways. New overhead catenary system careers are added daily on SimplyHired. Up to to now most overhead fittings available to the HO modeler have been lost wax castings which are oversize and much closer to quot O quot scale. quot This was similar to the fault that had occurred in February 2020 where the insulator was a two piece design that Overhead Electrification 1. Reduced cost of overhead infrastructure Catenary free technologies reduce the construction cost lifetime maintenance cost as well as costs associated with design and approval of the system. 5 mm hard drawn copper and supported by OHE cantilevers. 39 Catenary 39 is a mathematical word that describes the curve created when two masts support a cable if the cable is not taut the cable hangs in a 39 valley like 39 curve. The three latter systems can be used in new railway catenary sections . Following on from the government s green light for the start of construction this rail systems contract worth an estimated 300m will provide valuable opportunities for companies across the UK recovering from the coronavirus lockdown. 1 Introduction Generally technical papers have not addressed rail catenary interface issues since transit HS2 Ltd today began the search for specialist contractors to deliver the Overhead Catenary System OCS that will provide power to trains running on the UK 39 s new high speed rail link between London Birmingham and the north of England. Some versions can be pretty ugly such as New Jersey Transit 39 s catenary Photo Courtesy HeritageTrolley. SNCF R seau have previously achieved TSI certification for its Overhead Catenary System OCS design ranges for new high speed lines in France at 350km h such as the extension of the Bretagne Pays de la Loire line from Le Mans to Rennes and the extension of the South Europe Atlantic line from Tours to Bordeaux. These systems are designed by light rail engineering firms and installed by our customers. Simpler design due to the fewer components approximately 10 times less components than OCS . The work being performed also includes repairs to aging catenary support structures foundations retaining walls tunnels and site drainage. That design will impact the global price of the civil works because of the limitation of the diameter of the tunnel. The team at EPCOR Technologies helps proactively and reactively maintain the overhead catenary system for 24. 94 billion by 2025 at a CAGR of 9. The same system was used for Milan 39 s earliest underground line Milan Metro 39 s line 1 whose more recent lines use an overhead catenary or a third rail. AutoCommute has developed an automated system for performing inspections of overhead catenary systems OCS . Due to the increased demands of modern catenary systems and higher running speeds of new vehicles a more capable design of the conductor rail is needed. Overhead Catenary Systems OCS Design delivery of equipment and construction of the rectifier and electric traction substations remote control and overhead catenary systems OCS for city transport trams and trolleybuses railways 25 kV and industry DC . 2 Development of Motive Power for Railways The earliest recorded tramway served a mine in Germany beginning in about 1550. 3 1 By others 50 of 1 4 diameter Catenary Cable 4 2 By others Structural mounting Direct to Catenary Zume with Mid run Splice Connection Example 3 45 3 6 9 2 3 4 15 Sa 14 Catenary Cabe by others Structura Mountin o Catenary Cabe by others Mi run Spice Connection Option Poer cor incue ith ixture speciy poer cor enth PCL Overhead Line System Catenary system Mid point assembly to fix the tension in the middle of tension length tension length 1. The failure mode of catenary wires is attributed to arcing that takes place at points of pantograph the electric collection device mounted on the roof of a railway employing an overhead supply system and wires contacts. The Peco Catenary System enables 00 Gauge modellers to faithfully replicate the BR Mk. The team also provided vehicle charging stations along off wire portions of the route for charging the batteries of the vehicle onboard energy storage systems. OHE BASICS OHE means Over Head Electrification. For this project the following had to be considered a proposed layout the applicable regulations for the design of this type of lines in the UK and the 3 1 By others 50 of 1 4 diameter Catenary Cable 4 2 By others Structural mounting Direct to Catenary Zume with Mid run Splice Connection Example 3 45 3 6 9 2 3 4 15 Sa 14 Catenary Cabe by others Structura Mountin o Catenary Cabe by others Mi run Spice Connection Option Poer cor incue ith ixture speciy poer cor enth PCL 3D Model of the Overhead Contact Line System A 3D wireframe model of the over head contact line system is created in ELFF CAD. Detailed design has been done for the first phase of project 8. This 3D wireframe model forms the basis for the other ELFF modules and can be changed at any time which means it has a dynamic structure. In each case the track layout of the section of the overhead contact line system being mapped serves as the basis. Apply now. Catenary system development Design Completed CEQA Completed permitting in progress Construction Ground breaking started in March 2015 Vehicles are being designed and modified in parallel with system construction One year demonstration and data collection begins November 2015 completed in 2016 2013 2014 2015 2016 Overhead Catenary completing its in house feeding systems offer for electrification in tunnels stations and bridge passages. Overhead catenary systems. SEPTA is renewing the Overhead Contact System OCS on its Media Elwyn Line a 15 mile long two track commuter rail line extending from 30th Street Station to Elwyn Station. The catenary wire is attached to stanchions by Overhead Catenary Systems MAC designs manufactures and supplies OCS material and equipment for today s light rail tram electric trolley bus streetcar and commuter rail systems. Simple Overhead System Era I VI These kind of poles can be used in industrial areas railway stations mountain railways and tramway lines. The overhead wire design to accommodate trolley pole operation requires more support and registration points and can therefore have nearly twice the number of poles than the equivalent simple catenary system. Catenary or an overhead wire electrical system is the most common current supplying system today. for simple wire connections while allowing. The catenary system can be represented in a simple form by its spatial static stiffness System Design and Vehicle Performance 409 ONE OF THE WELL KNOWN advantages of light rail transit LRT is its ability to run on surface streets in downtown areas. During the inspeciton period the rooftop on baord system and The catenary systems such as those by Peco Dapol have a range of different length wire packs. Other existing international standards codes best practices and guidelines applicable for the Overhead Contact System . Following on from the government s green light for the start of construction this rail systems contract worth an estimated 300m will provide valuable opportunities for companies across the UK recovering from the The overhead catenary or third rail of the four tracks up and down tracks on the two sides of the rectifier station are also connected to this dc bus bar through dc circuit breakers. allowing for up to 15 of cable swag allowing the fixture to hang plumb. 6m putting the catenary wire at 6. A solution to increasethe trafficregularityand reducecostfor expensiveice remover vechicleand teams. The major existing catenary systems used in Norway are Tabell 54 System 35 System 20 and System 25. Shiraz is one of the big cities in Iran. Dropper wire is bet catenary and contact wire. ACSS is a small remote controlled. The only obvious problem is the upward movement of the pantograph between masts. The design of the cantilevers depends on the mechanical and electrical requirements of the overhead contact line system. Analysis regarding overhead catenary system 2. Worth an estimated 300 million Overhead Catenary System OCS contract will provide valuable opportunities for companies across the UK recovering from the coronavirus lockdown. The term catenary comes from the curve created by the sagging of a wire or chain between two points. A section insulator for insulating adjacent sections of contact wire of overhead power supply systems for electrified railway lines and the like is disclosed. 5 OVER HEAD EQUIPMENT OHE 1. capabilities like reusable catenary installation blocks efficient project planning and engineering is ensured. ALLTEC designs fabricates and supervises the installation of catenary systems. Hence a unified approval method able to consider the diversity of existing solutions is a key Catenary wire Catenary Wire could be a 95mm 2 bronze conductor with a regulated tension of 15. Dave if you plan on installing a catenary system going for a proven and tested manufacturer is a good choice. Keywords overhead contact line catenary design and construction CAD tool software static calculation railway light rail tram 1 Introduction The design of overhead contact line systems OCS is very complex due to many different requirements from national and international standards construction Keywords catenary pantograph overhead conductor rail optimization new design. Luca Sani. 39 39 This is based on an originally discovered tension and weight relation formula. Phoenix Los Angeles Denver and Houston are just a few examples of cities where you can find our catenary poles beams and counterweight systems. com OVERHEAD PARTS AN OVERHEAD FROG AND PULL OVER HANGERS ON A TRADITIONAL TROLLEY SYSTEM . A train with its catenary pantograph system. 3 22. Dramatic swings in temperature both hot and cold can cause the catenary wires to expand and contract. Contact wires available separately Refs LC 150 4 . mm 2. locomotive pantograph and catenary system see Figure 1. blocks. A three dimensional model of the facility is created along with installed tower and stainless steel over head ground wire. It requires little space for installation becoming the preferred solution sometimes indispensable in the tunnels. The application brings 3D to the world of overhead line catenary systems advancing workflows beyond traditional plan production into the development of digital twins with asset information for the entire lifecycle. org This lump sum amount includes material labor and equipment to perform the scope of work stated. The Railways Archive catenary temperature sensors the first effect needed to be excluded. I 39 d like to install some non powered catenary to a part of my layout to enhance the operational and visual appeal. Use of the street align ment however frequently necessitates sharp turns in the LRT tracks at existing intersections. battery powered tug which drives along. Stitched Catenary 4. 1109 EWDTS. An overhead line or overhead wire is used to transmit electrical energy to trams trolleybuses or Today 39 s top 31 Overhead Catenary jobs in United States. 4m to 1. 32 4. While model railroads can be built with catenary that forms part of the electrical circuit for typical Japanese models the catenary is purely scenic and the models are not equipped to pick up power from overhead lines. 4M this final report is a comprehensive overall report for the entire 13. OCS will be a single stage procurement with the successful bidder delivering two separate contracts covering Phase One and Phase 2a from London to Crewe where HS2 services will join the existing west coast main line. The support structure supports and xes the catenary wire. CATENARY COMPONENTS ARTHUR FLURY SECTION INSULATORS Material GRP PTFE CuNiSi Cu Stainless Steel Application 1kV DC Section Insulator for Tramline and Depot without Suspension for 1 Contact Wire System For Speed up to 37 mph Minimum Breaking Load of the Insulator Beam 13 488 lbf. Catenary overhead contact line system which contains at least one overlap in multi span design of the used and departing catenary plants in the tensioning area of the system characterized in that in the transition zone F7 at the bases with double brackets SP10 and SP11 to support the trafficked and the outgoing Kettenwerkes KW there are Overhead Catenary Systems Projects. Professional Engineer Certification. 2016. 09 during the forecast period. HS2 Ltd intends to procure the design manufacture supply installation testing and commissioning to cover phase one and phase 2a. Ideal for applications where no direct vertical anchor point is available. Overhead Contact System OCS Also called Overhead Catenary system or Overhead Contact Line. Temporary Construction Breaks A device designed when special feeding arrangements are required with the permission of the Electrical Engineering Manager or his A visually discreet suspension solution designed specifically for catenary system installations or bracing applications. Overhead Contact System OCS OCS is a series of overhead wires which supply electricity to the electric trains. ture system design plays a key role in providing infra structure users with reliable and above all safe mobili ty. For the pantograph catenary system as one of the key components of the vehicle system an urgent problem includes diagnosing faults and proposing a safety monitoring system to assure safe operation improve the level of detection and decrease the cost of maintenance The catenary system provides electrical power to these trains allowing them to move quickly up and down the corridor. A static and aerodynamic uplift force in the pantograph and a proper catenary design primarily ensures continuous contact. The simple overhead catenary is suitable for lines where the maximum velocity does not exceed 80 km h. Stainless Steel Catenary Systems Tecni Cable Stainless steel catenary wire systems for suspending decorations festoon and christmas lighting amp Overhead line Wikipedia the free encyclopedia. HS2 has launched its procurement process looking for specialist contractors to deliver the Overhead Catenary System OCS for the electrification of the new high speed railway line between London Birmingham and the north of England. Moveable or retractable rigid catenary is used in railway depots shops lo release the space on the roof of the train for the mainteners in order for them to work in safety. Power is supplied to the train through the pantograph which makes contact with the OCS. The overhead catenary system OCS undertakes the task of providing stable power for the high speed train. Rigid Overhead Catenary is suitable for a wide range of applications from urban to main line rail transport. Voltage converter. Modeling Catenary Catenary is the overhead wire used to feed electricity to trains. Instead of an overhead line some underground railway lines and commuter railway lines have a power rail at the side a third rail which makes smaller tunnel cross sections possible and thus lower construction costs. A Complete Rail Design Solution OpenRail Overhead Line Designer contains all the capabilities from OpenRail Designer including detailed railway design roadway design site development a The OCS Design shall accommodate running in the Guideway Tunnel and the MSF. Earlier this week HS2 also launched contract opportunities worth an estimated 498m covering Tunnel and Lineside Mechanical and Electrical equipment across Phase One and 2a. As a new section of overhead catenary begins another section comes to an end with tensioning cable connected with an insulator. HS2 Ltd is conducting the OCS contract procurement in a single stage. elongating electric wires from the sensing FBG element. Completed July 2012 03 August 2020. The overhead catenary system and traction power feeders serve the QLINE Streetcar a 3. electrified zone and on the New York Catenary Kit CTI Create secure overhead spans by running high strength wire rope between two fixing points. 3 kilometers of track in Edmonton. 3 mile circulating streetcar along Woodward Avenue in downtown Detroit. 500 V without any feeding supply. It is formed by an aluminium alloy profile which accommodates the copper contact wire with a great cross section for the current that allows operative OCS voltages from 750 to 1. Even so there are potential issues with the electrical and mechanical aspects of these installations. Experience working on large transit railroad projects with various fixed termination auto tensioned single trolley and compound catenary designs. Best known appears to be Marklin but it is actually designed to be used with Marklin s C Gleis track system. 5km tension at 11 to 33 kN sag is span length 1000 Mid Point Anchor Overhead Line System Catenary system XRL HK Typical tension lengths for mainline Inspection and analysis system of overhead catenary system CATENARY EYE was developed by Meidensha Corporation based on own advanced image processing technology. You will be responsible for engineering related services including design document verification testing Commission were directed specifically for pantograph design build and retrofit contract 600 12 011 for 1. Global Rail Engineering is a dutch design amp consulting bureau specialized in Overhead Catenary Systems OCS for railways. 11. The Gilmore team developed an innovative entry solution comprised of an angled catenary system using suspended glowing custom LED rings that provide functional egress illumination while adding an artistic moment and a memorable site location by day and night. This project will replace and modernize the SEPTA overhead contact catenary system from 30th Street Station westbound to K and Zoo interlockings an area that includes SEPTA 39 s Powelton Yard. EMSPEC manufactures overhead catenary components employed in urban metro applications tramways passenger rail and high speed trains with system voltage ranging from 750V to 25kV. A. Historically a railway electrification system supplies power to the trams LRT through an Overhead Catenary System OCS . traction system have been used in the existing railways of Mass Transit Railway Corporation Limited MTRCL in Hong Kong for over 20 years. This booklet looks at the installation of the Peco 00 Overhead Catenary system it is included in the Catenary Mast pack Ref LC 100 as the Instruction and Installation Manu The Peco 39 Shows You How 39 series of booklets give practical clearly laid out information and instruction on a wide range of model railway topics. The dynamics model for overhead catenary system The dynamics of the OCS di ers from the static property and the dynamics of interactivity between the OCS and the lifting force of pantograph must be mani fested rstly the Overhead Contact Line OCL must demonstrate the property Overhead Wiring Standards for Design and Construction Version 1. electrified zone and on the New York Westchester and Boston Railway on its Overhead Catenary Systems MAC designs manufactures and supplies OCS material and equipment for today s light rail tram electric trolley bus streetcar and commuter rail systems. Stainless Steel Hanger A versatile corrosion resistant suspension kit for use in a variety of applications. 0 20kN. A latex thread also from Arnold serves as the electrical line. org This tensioning system maintains a constant tension despite changes in temperature. Innovative Solutions for Overhead Catenary Pantograph System Wire Actuated Control and Observed Contact Force. B. 5. Image Ofil Systems Ltd Due to the high voltages and the need to ground the metal support poles and arms a catenary system uses many large insulators to keep the high voltage physically With the Vollmer N Scale catenary system the 8005 tower mast is used with the 8021 span wire. 9. Abstract This paper is intended to outline methods which have been found useful in the design of overhead contact systems where catenary construction is employed with especial reference to the single catenary construction installed in 1925 on the Danbury Branch of the New York New Haven and Hartford Railroad as an extension of its 11 000 volt single phase a c. One of this system s major advantages is its low ov erall depth plus the fact that there Overhead Catenary Contact Lines Overhead Catenary Lines is a multidisciplinary engineering system. traction system and 25kV a. The Overhead Catenary System OCS scope of works includes the design build installation testing and commissioning of OCS for the entirety of the route for HS2 Phase 1 and Phase 2a. Inspection services and other field activities for train control signaling systems and overhead catenary systems installation and system integration. These types of systems have been analysed by several engineers during the last decades. Simple Catenary 2. It consist of 1. overhead conductor rail system makes it possible to choose smaller tunnel cross sections for new builds and allows the electrification of existing tunnels originally built for steam or diesel traction. Abstract. In Rail Electrification we span across power systems overhead catenary systems and ensure reliability availability maintainability and safety on railway systems. Our work includes preparing conceptual layouts performing design and analysis calculations and preparing preliminary and final design plans with DOI 10. Compound Catenary 3. This rail systems contract worth an estimated 300 million is the latest in a series of procurement opportunities for rail systems following on from the competitions for track signalling and operational telecommunications that have already been launched. EU Power a KTL and GTS joint venture company have once again been awarded the contract for the ESB Framework Agreement for Overhead Lines 2016 2018. g. This inclusion in chapter 7 was misleading in that the design and application of all other types of lightning protection systems are addressed in chapter 4 General Requirements . MAC engineers manufactures and supplies the complete OCS system cantilevers balance weight assemblies fixed terminations head spans pull off assemblies mid point anchor assemblies section insulators jumper assemblies hanger assemblies pole brackets and disconnect switches. Pages 17 123 Appendix A Appendix B Tensile Design and Construct supplies catenary lighting systems systems with lights suspended from overhead cables that allow for the installation of attractive illumination without poles intruding into the space. The most important parameters for the performance of the overhead contact system are analysed. Keywords The suspended catenary lighting system from Ronstan Tensile Architecture with its tensioned network of cables connects at just 24 locations through the 11 800sqm mall allowing the creation of an unparalleled open space free of clutter and intrusive poles. An overlap is where one length of overhead wire comes to an end and a new length of overhead wire starts. MON SAT 9. Designed to accurately reproduce the prototype our system is not designed to actually distribute Overhead elements of the catenary system include wires of course plus insulators arms and poles. To ensure there is continuity in the system the first length of overhead wire does not come to an end where the new overhead wire starts but the two This procurement relates to overhead catenary systems OCS for phase 1 and phase 2a. July 2 2020. With first class expertise and the latest The design of a catenary is a complex process where all the electrical geometrical and mechanical characteristics of the line the trains and the surroundings should be taken into account. 6M and construction of the catenary overhead system contract 600 14 003 for 1. Overhead catenary systems OCS also called overhead contact systems is a key component as it supplies the current to run the train. New Ricardo service to enhance railway pantograph and catenary system design. WINDHOFF offers dedicated systems for installing new or replacing existing overhead catenary systems world wide. for rigid attachment of the luminaire while. Our inspection system can be used to measure Locations of overhead catenary equipment wires and support structures Clearance envelopes non catenary structures or obstacles Overhead catenary properties wire height stagger and wear Design Supply Installation Testing amp Commissioning of Overhead Catenary System and Mid Point Track Sectioning Location which consist of 25kV Switchgears Control amp Protection and SCADA. This scheme was introduced because of the problems of return currents intended to be carried by the earthed grounded running rails flowing through the iron tunnel linings instead. Wessel is a traction power designer with a civil engineering background and more than 30 years of experience in both engineering and owner operator managerial roles in the areas of traction power TPS and overhead catenary systems OCS design construction operations and maintenance. Project span for 2 years from 2018 to 2019 The integrated overhead line equipment structure OLS combines the structural and electrical protection requirements into a single component allowing the new design to reduce the height and visual clutter normally associated with overhead line structures. The low stress way to find your next overhead catenary system job opportunity is on SimplyHired. For this purpose highly specialised methods and effective techniques are used today. CATENARY EYE offers cost effective maintenance service solution for overhead catenary system to world wide railroad. A new design for an improved overhead conductor rail has been Cantilevers and supports hold the catenary wire and contact wire in the required position over the rail and insulate the overhead contact line system. Vehicle System Dynamics 2000. If it is split into some interconnected areas that will be following areas The overhead catenary either uses special wire profiles made of copper alloys or small rail profiles. For the overhead contact system OCS designer these overhead catenary system design Inquiry gt gt If you are interested in overhead catenary system design Please Feel free to give your inquiry in the form or the email below . Catenary masts for N scale layouts are available from Arnold both as high towers for transversely spanning wide areas and as lattice masts alongside the route. The thermal effect of current load on the ove rhead contact wires and the estimation of Single Track Overhead Catenary Mast C 6 Catenary Supports amp 2 Japanes Style Crossing Signals Non Operating 738 260615 738 260615 I m glad to see the gantries going up for the overhead catenary. 37 26. Out of Running OOR Catenary In sections of track where more than one catenary is installed OOR catenaries do not provide passage for the pantograph because they are higher than or offset from the in running catenary. SEPTA Media Elwyn Line Overhead Catenary System Replacement. This has been rectified in the 2017 edition of NFPA 780 with the description of catenary systems moved from chapter 7 to chapter 4. The Aerial Catenary Support System. TYPES OF OVERHEAD CATENARY SYSTEM 1. Overview of charging facilities system. mm. For a safe and highly accurate measurement on high voltage levels HBM recommends a purely optical measurement chain. And the overall system is effective and reliable as proven by its extensive record in the field. Overhead rigid wire. Monitoring system of vibration impacts on the structure of overhead catenary of high speed railway lines article Efanov2016MonitoringSO title Monitoring system of vibration impacts on the structure of overhead catenary of high speed railway lines author D. The 8021 is cut to the appropriate length and then fitted into two tower masts Individual catenary plastic wire hangers are fitted to the 8021 each over an individual track. Providing Power to Trains The catenary term is generically used to refer to the whole system of power distribution along the railway and into the train itself although the word has a more precise meaning. Remark Suspension Kit Available on Request transtech. As my layout developed to its current size 20 feet by 30 feet and my craving for a working overhead catenary system took center stage I found the need to design engineer and build my own semi prototypical system. Modified Y Catenary Simple Catenary system Simple catenary system with higher size conductors heavier tension and a pre sag of1 1000 of span is reported to be adequate for speeds upto 350 kmph. Modern simulation and modelling techniques were used in the development approach. Distribution line. Opening Hours. 1. It consists of the catenary wire dropper contact wire pole and support str ucture as The Overhead Catenary System Specialist will be able to demonstrate the ability to perform design calculations learn and apply new material efficiently and support the project team during design and construction projects. Complete modernisation or conversion of existing routes and overhead line systems can require a completely new design of catenary. the existing conductor carrying a high. A Catenary Lightning Protection System is designed with 86 masts above grade with stainless steel over head ground wire. These range from long wire packs for straights right down to shorter wire packs for going around curves etc. The line was originally electrified by the Pennsylvania Railroad in 1930 and includes a unique catenary design utilizing Pennsylvania Railroad hardware not used in the catenary on the other SEPTA lines. RAILWAY CATENARY SYSTEMS Hangers and connectors Bolted and compression technique Full range. Overhead Catenary System OCS Update Mark Howard HS2 Chief Engineer. Experience with SEPTA Amtrak and PennDOT Electrification Design and Construction Standards. When developing such systems it is important to have the ability to predict the dynamic performance of the system. Field Serviceable The machined solid brass j box is designed. The OCS shall be designed to have a low visual impact high reliability provide safe operation and maintenance and operate within the climatic performance constraints described in Part 4 Article 8 Overhead Catenary System and Pantograph. When they pitched their proposal it was met with enthusiasm. Overhead Catenary System OCS it comes with the simple system configuration and lightweight design. At present the cost of installing catenary free systems is high because these technologies are still new but these are expected to lower in future with This Competency Standard Unit covers the technical design of overhead distribution and sub transmission networks to relevant standards including electrical clearances electrical and mechanical loadings earthing environmental considerations minor civil aspects and the handling of waterway railway and other crossings. These systems cover high speed lines conventional passenger and cargo lines tram and metro. overhead catenary system design


Overhead catenary system design