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The WAP-3 was the upgraded variant of the WAP-1 with a higher top speed of 140 km/h. All units of this class were WAP-1 units already in service. The first locomotive converted was a WAP-1 22005 Jawahar. Subsequently 8 more WAP-1 were converted, but since the class were not a great success and had performance issues, these were converted back ...
The WAP-4 class was developed after its predecessor, the WAP-1, was found inadequate to haul the longer, heavier express trains (24-26 coaches) that were becoming the mainstay of the Indian Railways network. IR/RDSO had realized that the reason for the WAP-1’s performance problems were the low-powered 770 hp Alstom TAO 659 traction motors.
The history of the WAP-3 begins in the early 1980s with the WAP-1 class. The WAP-1 was the first attempt to create a dedicated high-speed electric passenger locomotive. [ 1 ] They were first used on the Howrah Rajdhani Express , [ 2 ] but Indian Railways was not satisfied with the performance of the WAP-1, as they could haul around 19 coaches ...
The Indian locomotive class WAM-4 is a class of 25 kV AC electric locomotives that was developed in 1970 by Chittaranjan Locomotive Works for Indian Railways.The model name stands for broad gauge (W), alternating current (A), mixed traffic (M) locomotive, 4th generation (4).
The Indian locomotive class WAG-1 was a class of 25 kV AC electric locomotives that was imported from Europe in the 1960s for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Goods traffic (G) locomotive, 1st generation (1). A total of 112 WAG-1 were built by The European Group 50 Hz Group/European Group/50 Cycles ...
On receiving a WAP Push, a WAP 1.2 (or later) -enabled handset will automatically give the user the option to access the WAP content. This is also known as WAP Push SI ( Service Indication ). [ 13 ] A variant, known as WAP Push SL ( Service Loading ), directly opens the browser to display the WAP content, without user interaction.
The Bell X-1 (Bell Model 44) is a rocket engine–powered aircraft, designated originally as the XS-1, and was a joint National Advisory Committee for Aeronautics–U.S. Army Air Forces–U.S. Air Force supersonic research project built by Bell Aircraft. Conceived during 1944 and designed and built in 1945, it achieved a speed of nearly 1,000 ...
DU Ad Platform is a mobile advertising platform developed by the Chinese web services company and search engine operator Baidu, Inc.Whereas the majority of Baidu's products and services are targeted at the domestic China market, DU Ad Platform's stated goal is to help developers in China and elsewhere increase their mobile profits in overseas countries.