What is the principle of a dual-clutch transmission in cars?

1 Answers
McDallas
07/30/25 4:49am
The principle of a dual-clutch transmission in cars is: A dual-clutch transmission has two clutches, one responsible for the odd-numbered gears (1st, 3rd, 5th, 7th), and the other clutch responsible for the even-numbered gears (2nd, 4th, 6th). It combines the functions of two manual transmissions into a single system, without a torque converter or planetary gear sets. The advantages of a dual-clutch transmission include: 1. Fast gear shifting: The gear shifting time of a dual-clutch transmission is very short; 2. Fuel efficiency: Because it eliminates torque interruption, meaning the engine's power is continuously utilized and always operates at optimal conditions, it can significantly save fuel; 3. Comfort: Due to the fast shifting speed, each gear shift in a DCT is very smooth; 4. There is almost no torque loss during the gear shifting process.
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