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Petrol–electric transmission

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377: 270: 282: 404: 457: 389: 353: 365: 125: 553: 294: 469: 179:. IC engines operate at peak efficiency at higher RPMs, In petrol–electric vehicles, the engine can keep running at these speeds as the motor is the one delivering traction. This results in lesser fuel usage and harmful emissions. This isn't the case with conventional vehicles where the engine has to slow down when the vehicle brakes. 192:
is possible with petrol–electric vehicles. When the brakes are applied, the traction motor can be switched to act as a generator and charge the battery pack. A magnetic resistance force acts on the wheels to slow them, while the battery is charged. Conventional brakes use frictional braking force
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Petrol–electric vehicles typically doesn't require any stepping up or transmission as electric traction motors can operate at a wide rpm range at peak efficiency. The Engine generator pair is a compact unit that isn't connected mechanically to the road wheels. The connection is purely electrical.
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and have poor efficiency at low speeds. So IC engines have to be made larger than what is required for conventional gas-powered vehicles. This is not the case for petrol-hybrid vehicles where an electric motor provides
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system of Henry Crochat and Emmanuel Colardeau. This allowed the left and right traction motors to run at different speeds for steering and is detailed in patent US1416611. The 1936 prototype
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Petrol–electric transmission was used in certain niche markets in the early 20th century, such as in the petrol–electric railway locomotives produced in Britain for use on the
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The engine is usually smaller than what would be required for powering a conventional petrol vehicle of the same size. The engine usually runs at its optimum high efficiency
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Petrol–electric vehicles can deliver additional power when it is demanded by the driver, like during hard acceleration or climbing a gradient. They also have
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only, which dissipate and waste rotational energy as heat. Regenerative braking saves energy, they are used in combination with friction brakes for
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The IC engine can be made smaller than what is usually required to move a similar sized pure gas-powered vehicle. IC engines are their own
281: 269: 388: 352: 710:"Analysis of the electric drive mode use and energy flow in hybrid drives of SUVs in urban and extra-urban traffic conditions" 403: 1004: 954:"Bonhams : 1922 Tilling-Stevens TS3A Petrol–Electric Open top Double Deck Bus Chassis no. TS3A 2559 Engine no. 2174" 1121: 485: 1114:
Panzerkampfwagen VI P (Sd.Kfz.181): The history of the Porsche Typ 100 and 101 also known as the Leopard and Tiger (P)
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León, Rogelio; Montaleza, Christian; Maldonado, José Luis; Tostado-Véliz, Marcos; Jurado, Francisco (September 2021).
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petrol–electric transmission system was used for standard gauge locomotives (up to 240 kW of electrical power).
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which converts the rotational energy into electrical energy. The generator charges a battery pack and drives a
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Petrol–electric vehicles, and typically most series hybrid vehicles need two electric machines, a
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system of Henry Crochat and Emmanuel Colardeau was used in some petrol–electric railcars.
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Cai, William; Wu, Xiaogang; Zhou, Minghao; Liang, Yafei; Wang, Yujin (1 February 2021).
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In the 21st century, petrol–electric transmission has gained a new lease of life in
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where the engine can be shut off during idling or during long deceleration.
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Pielecha, Ireneusz; Cieślik, Wojciech; Merkisz, Jerzy (1 October 2019).
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in stop-and-go driving, typically the case in urban and suburban routes.
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A schematic representation of the power-train of a series hybrid vehicle
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Singh, Krishna Veer; Bansal, Hari Om; Singh, Dheerendra (1 June 2019).
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Singh, Krishna Veer; Bansal, Hari Om; Singh, Dheerendra (1 June 2019).
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was the main developer of these drive trains for military vehicles in
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IC engines can operate at their peak RPM range throughout and improve
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Dick, Kerr & Co. petrol electric locomotive under construction
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coupled to the engine and a motor/generator coupled to the wheels.
523: 501: 87: 806:"Urban and Extra-Urban Hybrid Vehicles: A Technological Review" 410: 168:. Electric motors can deliver peak torque at a wide range of 124: 83: 1060:"MaritimeQuest – A Class (1902) Submarines Class Overview" 172:. Small engines result in a compact design and more space. 67:; but petrol–electric has become popular again in modern 707: 309:
Examples of petrol–electric rail vehicles include the
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Having two types of motor adds weight and complexity
484:Petrol–electric systems were tested on the British 504:P was also designed with a petrol–electric drive. 328:and the petrol–electric locomotives built for the 1159: 1086: 903: 854: 255:using petrol–electric transmission include the 1111: 754: 358:North Eastern Railway Autocar at Filey Station 394:Crochat petrol electric railcar preserved at 714:Journal of Mechanical Science and Technology 287:Owen Magnetic touring car 1920 advertisement 55:transport, in the early 20th century. After 40: 39:. Petrol–electric transmission was used for 980:"Another five forgotten Detroit-built cars" 581:. Unsourced material may be challenged and 238: 921: 872: 831: 821: 772: 684: 601:Learn how and when to remove this message 63:, a similar transmission system used for 123: 1160: 1034:. David and Charles. pp. 157–159. 1029: 803: 536: 1032:Light Railways of the First World War 1173:Automotive transmission technologies 579:adding citations to reliable sources 546: 479: 109:acts as the prime mover, powering a 977: 275:Tilling-Stevens petrol–electric bus 214:Petrol–electric vehicles have many 13: 98:Petrol–electric vehicles follow a 14: 1184: 1005:"Minnesota Transportation Museum" 804:Capata, Roberto (November 2018). 182:Petrol–electric vehicles have an 84:Arad & Csanad United Railways 1089:French Tanks of World War II (1) 910:Journal of Modern Transportation 861:Journal of Modern Transportation 551: 467: 455: 402: 387: 375: 370:Gas–electric "Doodlebug" railcar 363: 351: 292: 280: 268: 208: 204:and can deliver step-less power. 1130: 1105: 1080: 1074:"Espacenet – Original document" 1066: 1052: 1038: 1023: 409:Weitzer railmotor produced for 107:internal combustion (IC) engine 59:, it was largely superseded by 997: 971: 946: 897: 848: 797: 748: 701: 660: 93: 21:gasoline–electric transmission 1: 654: 644:Turbine–electric transmission 496:in 1917. The latter used the 448:Russian submarine Krab (1912) 330:War Department Light Railways 322:GE 57-ton gas–electric boxcab 143: 76:War Department Light Railways 639:Diesel–electric transmission 314:1903 Petrol Electric Autocar 61:diesel–electric transmission 17:Petrol–electric transmission 7: 649:Turbo-electric transmission 632: 52: 10: 1189: 1116:. Darlington Productions. 774:10.1007/s42154-021-00139-z 540: 100:series hybrid architecture 1087:Steven J. Zaloga (2014). 923:10.1007/s40534-019-0184-3 874:10.1007/s40534-019-0184-3 726:10.1007/s12206-019-0943-4 417: 230:electric traction motors. 121:for the vehicle to move. 48: 44: 41:a variety of applications 25:gas–electric transmission 615:hybrid electric vehicles 444:SM U-1 (Austria-Hungary) 440:A-class submarine (1903) 152:are more efficient than 150:Electric traction motors 69:hybrid electric vehicles 1112:Thomas L Jentz (1997). 1046:"Submarine Photo Index" 1030:Davies, W.J.K. (1967). 984:Mac's Motor City Garage 543:Hybrid electric vehicle 436:Plunger-class submarine 304: 243: 239:Historical applications 216:energy-conversion steps 82:or for privately owned 490:Holt gas–electric tank 474:Russian submarine Krab 202:automatic transmission 129: 761:Automotive Innovation 686:10.3390/thermo1020010 311:North Eastern Railway 127: 1138:"Ferdinand/Elephant" 978:MCG (24 June 2014). 617:. Examples include: 575:improve this section 338:British Westinghouse 334:Dick, Kerr & Co. 318:Doodlebug (rail car) 190:Regenerative braking 1011:on 14 February 2015 537:Modern applications 263:touring car (USA). 29:transmission system 823:10.3390/en11112924 623:Honda Civic Hybrid 619:Ford Fusion Hybrid 184:idle-stop function 130: 27:(US English) is a 720:(10): 5043–5050. 611: 610: 603: 514:. He created the 508:Ferdinand Porsche 498:Crochat-Colardeau 480:Military vehicles 343:Crochat-Colardeau 340:. In France, the 326:Weitzer railmotor 259:bus (UK) and the 228:They need larger 195:anti lock braking 86:. In France, the 1180: 1168:Gasoline engines 1153: 1152: 1150: 1148: 1134: 1128: 1127: 1109: 1103: 1102: 1084: 1078: 1077: 1070: 1064: 1063: 1056: 1050: 1049: 1042: 1036: 1035: 1027: 1021: 1020: 1018: 1016: 1007:. 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Index

transmission system
vehicles
petrol engines
a variety of applications
road
rail
marine
World War I
diesel–electric transmission
diesel engines
hybrid electric vehicles
War Department Light Railways
World War I
Arad & Csanad United Railways
Crochat
series hybrid architecture
spark ignition
internal combustion (IC) engine
generator
traction motor
tractive effort
Series hybrid architecture
RPM
Electric traction motors
IC engines
air pumps
traction
RPMs
mileage
idle-stop function

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