Field Test Experience With Electric Vehicles

Two majors tests with Electric Road Vehicles were started in West Germany in 1974, and these tests are continuing. The tests include 130 Vans for local goods transport, and 20 Buses for local public passenger transport. The experiences of the 7 years field tests will be reported, with special information being given regarding the technology of the vehicles used, the applications, data concerning use, regarding the operating data experienced, such as energy consumption, efficiency ratio, lifespan and temperature behaviour of batteries, availability and maintenance of vehicles and finally costs and economy.