One more strategy should be to use a variable displacement pump.  In the event the pump is configured for small displacement, it creates a reduced volume of oil stream, causing the hydraulic motor(s) to turn additional bit by bit. ابعاد قرقره‌ها براساس میزان قدرت موردنیاز چرخ‌ها از موتور تغییر می‌کند. https://gearbox-cvt41616.newsbloger.com/34805721/considerations-to-know-about-gearbox-cvt