本文介绍了由DFZFB-323型带锁止离合器导轮可反转型的液力变矩器与动力换档机械变速箱组成的GYB-100型新型城市公共汽车液力机械变速器及电子控制系统的结构特点。通过样车试验表明,城市公共汽车采用电子控制的液力机械变速器后,具有良好的起步、加速性能,易于驾驶,并且有良好的燃油经济性,提高了我国大客车的生产技术水平以及多种性能和可靠性水平,因而它是一种有发展前景的优于传统机械变速器的客车传动装置。 This paper introduces the new type of GYB-100 city bus hydromechanical transmission and electronic control system composed of DFZFB-323 reversible torque converter with lock-up clutch guide wheel and power shift mechanical gearbox Structural features. Through the prototype test shows that urban buses with electronic control of hydraulic mechanical transmission, has a good start, acceleration performance, easy to drive, and has good fuel economy, improve the production of buses in China and a variety of technical level Performance and reliability levels, so it is a promising passenger car transmission superior to conventional mechanical transmissions.