Title:
ELECTRICALLY CONTROLLED INTELLIGENT HEIGHT VALVE FOR VEHICLE, AND CORRESPONDING VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/134424
Kind Code:
A1
Abstract:
An electrically controlled height valve (1) for a vehicle, the electrically controlled height valve (1) comprising: a vehicle body height variation detection apparatus (11), used to detect a height variation of the vehicle body of the vehicle and generate a height variation electrical signal representing the height variation of the vehicle body; a control apparatus (12), generating a corresponding valve control command on the basis of the height variation electrical signal; and a valve apparatus (13) which is gas-coupled with a secondary suspension system of the vehicle, and adjusts a gas pressure of the secondary suspension system on the basis of the valve control command. Further disclosed is a vehicle, in particular a rail vehicle, comprising the electrically controlled height valve (1), which can achieve more flexible and active control, and is convenient for diagnosing a fault in the electrically controlled height valve (1), so as to replace same in a timely manner.
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Inventors:
ZHANG PENGFEI (CN)
JIN JIANWEI (CN)
JIN JIANWEI (CN)
Application Number:
PCT/CN2022/141268
Publication Date:
July 20, 2023
Filing Date:
December 23, 2022
Export Citation:
Assignee:
KNORR BREMSE SYSTEMS FOR RAIL VEHICLES SUZHOU CO LTD (CN)
International Classes:
B60G17/015; B61F5/10
Domestic Patent References:
| WO2012153757A1 | 2012-11-15 |
Foreign References:
| CN106627633A | 2017-05-10 | |||
| CN214702772U | 2021-11-12 | |||
| CN203511676U | 2014-04-02 | |||
| CN110887678A | 2020-03-17 | |||
| CN205615296U | 2016-10-05 | |||
| EP1484204A2 | 2004-12-08 | |||
| JP2007269076A | 2007-10-18 | |||
| JP2018083556A | 2018-05-31 |
Attorney, Agent or Firm:
NTD UNIVATION INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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