ELECTRIC DRIVE SYSTEM DESIGN OF NDJ3 DIESEL LOCOMOTIVE

Firstly, design basis and principle of NDJ3 diesel locomotive electric drive Signs system was represented.Secondly, the main drive system, excitation system, power-supply system and control & protection system were introduced, emphasis on the improvement based on existing technology including brake design, fire-alarm design, operation stand design,

ABSTRACT: The presence of Salmonella Gift Sets serotypes is a major safety concern of the food industry and poultry farmers.This study aimed to isolate and identify Salmonella spp.from a chicken processing facility by PCR and pulsed-field gel electrophoresis (PFGE).In addition, the biofilm-forming abilities of the isolated bacteria on stainless ste