Pump control type hydraulic retarding system and control method thereof
A technology of hydraulic retarder and hydraulic retarder, which is applied in the field of vehicles, can solve the problems of inability to control the oil flow rate very accurately and poor control accuracy of oil pump displacement, and achieve correcting control errors, improving control accuracy, and high Controlling the Effects of Response Speed
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[0030] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0031] Explanation of terms:
[0032] target speed v 0, refers to the expected vehicle speed set by the driver when the vehicle is going downhill.
[0033] The preset speed deviation Va refers to the speed value pre-stored in the controller 40 by the manufacturer before the vehicle leaves the factory. v 2 for comparison.
[0034] refer to Figure 1 to Figure 3 , The present invention provides a hydraulic retarding system, in particular a pump-...
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