Chapter 16 Vehicle Automatic transmission 输 同©大学 TONGII UNIVERSTTY Chapter 16 Vehicle automatic transmission
Chapter 16 Vehicle Automatic transmission Chapter 16 Vehicle automatic transmission
Chapter 16 Vehicle automatic transmission 同廊大学 TONGII UNIVERSTTY MAIN CONTENTS >Classification The working principle of fluid coupling and torgue converter >The structure and principle of hydraulic mechanical transmission >The operating mechanism of automatic transmission >Metal Belt Continuously Variable transmission(CVT)
Chapter 16 Vehicle automatic transmission Classification The working principle of fluid coupling and torque converter The structure and principle of hydraulic mechanical transmission The operating mechanism of automatic transmission Metal Belt Continuously Variable transmission(CVT) MAIN CONTENTS
Chapter 16 Vehicle automatic transmission 同©大学 TONGII UNIVERSTTY Section 1 Overview >Definition of Automatic Transmission:One type of motor vehicle transmission that can automatically change gear ratios of transmission system according the working conditions such as engine load and yehicle speed,so that to make the vehicle to obtain good power performance and fuel economy,and reduce engine emissions ,and improve the driving safety and riding comfort and handling easiness
Chapter 16 Vehicle automatic transmission Definition of Automatic Transmission：One type of motor vehicle transmission that can automatically change gear ratios of transmission system according the working conditions such as engine load and vehicle speed, so that to make the vehicle to obtain good power performance and fuel economy, and reduce engine emissions ,and improve the driving safety and riding comfort and handling easiness. Section 1 Overview
Chapter 16 Vehicle automatic transmission 同©大学 TONGII UNIVERSTTY Classification Variation range of transmission radio: >Electronically controlled automatic mechanical transmission(AMT),achieve >Stepped type automatic gear shifting by adding electronic control part to MT >The transmission ratio can be >Stepless type continuously changed in a certain range. Electronic,Dynamic fluid type(torque converter),CVT. >Hydraulic mechanical transmission >Hydraulic-mechanical including torque converter and mechanical gear transmission,the ratio can change continuously in several intermittent ranges
Chapter 16 Vehicle automatic transmission Variation range of transmission radio: Stepped type Stepless type Hydraulic-mechanical Electronically controlled automatic mechanical transmission(AMT),achieve automatic gear shifting by adding electronic control part to MT The transmission ratio can be continuously changed in a certain range. Electronic, Dynamic fluid type(torque converter),CVT. Hydraulic mechanical transmission including torque converter and mechanical gear transmission, the ratio can change continuously in several intermittent ranges. Classification
Chapter 16 Vehicle automatic transmission 日©大学 TONGII UNIVERSTTY Classification Ways to operate >Hydraulic controlled hydraulic actuation automatic transmission:An automatic transmission which manipulates the shift valves for shifting directly according hydraulic control signals which are converted from control parameters using various control valves. >Electronic controlled hydraulic actuation automatic transmission:An automatic transmission uses the electronic control unit (ECU)for controlling the hydraulic valves and hydraulic actions to shift according the measured parameters of various sensors and in accordance with the internal control strategies
Chapter 16 Vehicle automatic transmission Ways to operate Hydraulic controlled hydraulic actuation automatic transmission: An automatic transmission which manipulates the shift valves for shifting directly according hydraulic control signals which are converted from control parameters using various control valves. Electronic controlled hydraulic actuation automatic transmission: An automatic transmission uses the electronic control unit (ECU) for controlling the hydraulic valves and hydraulic actions to shift according the measured parameters of various sensors and in accordance with the internal control strategies. Classification