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Patent Searching and Data


Title:
PRESSURE REGULATING APPARATUS IN VEHICLE AND REGULATING METHOD
Document Type and Number:
WIPO Patent Application WO/2020/177287
Kind Code:
A1
Abstract:
Provided is a pressure regulating method in a vehicle, comprising the following steps: S1, detecting a pressure value P in a vehicle compartment; and S2, regulating and correcting the angle of a waste exhaust valve by a control apparatus according to a starting command until target requirements are met. A pressure regulating apparatus in a vehicle for realizing the pressure regulating method is further comprised. The pressure in a vehicle compartment is regulated by regulating the angle of an exhaust valve, so that the pressure in the vehicle compartment is always controlled within a reasonable range, and the problem of pressure change in a vehicle during the operation of the vehicle is solved; meanwhile, comfort of sitting in the vehicle is achieved, and the cost of testing is lowered.

Inventors:
LIU ZHENHUAN (CN)
LIU XIAOYU (CN)
LI SHUDIAN (CN)
TAO GUIDONG (CN)
LI JIANGCHUN (CN)
JIANG HAOLI (CN)
YANG XIAOYAN (CN)
LI XIUGANG (CN)
XU MENG (CN)
CHEN YANGYANG (CN)
Application Number:
PCT/CN2019/104021
Publication Date:
September 10, 2020
Filing Date:
September 02, 2019
Export Citation:
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Assignee:
CRRC QINGDAO SIFANG CO LTD (CN)
International Classes:
B61D27/00
Foreign References:
CN109747673A2019-05-14
CN106564513A2017-04-19
CN106564513A2017-04-19
CN107600093A2018-01-19
CN206475885U2017-09-08
JPH04372457A1992-12-25
JP2001233207A2001-08-28
Attorney, Agent or Firm:
BEIJING YUANZHONG INTELLECTUAL PROPERTY AGENT LTD. (CN)
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