The paper considers the design of a hydraulic drive of an additional electric generator installed on a car. which should provide stable electrical power to consumers with standard parameters (voltage 220 (380) V. frequency 50 Hz). To solve this problem a hydraulic regulator for a hydraulic drive connected to the motor shaft of the vehicle was proposed. https://www.lightemupsequences.com/quick-find-Our-Seasons-The-World-in-Winter-Spring-Summer-and-Autumn-best-save/