The invention relates to an electropneumatic brake system (202) for a vehicle (200), preferably a commercial vehicle (201), comprising:-a parking brake system (520) comprising a parking brake valve unit (24) which is designed to control a parking brake pressure (pPB) on at least one spring energy store connection (21) depending on a pilot pressure (pSV), wherein-the parking brake valve unit (24) has a pilot unit (8), which regulates a pilot pressure (pSV) to a pilot path (47) as a function of an electronic parking brake signal (SF), and wherein the parking brake valve unit (24) has an additional brake pressure connection (38), which connects the pilot pressure (pSV) to the pilot path (47), an additional brake pressure connection (38) which is pneumatically connected or can be pneumatically connected to the pilot path (47) for introducing an emergency release pressure (pN), the introduction of the emergency release pressure (pN) at the additional brake pressure connection (38) causing the parking brake pressure (pPB) to be regulated at the at least one spring accumulator connection (21), and a first control unit (410) which is connected or can be pneumatically connected to the pilot path (47) for controlling the parking brake pressure (pPB) at the at least one spring accumulator connection (21), an electro-pneumatic brake system (202) which is designed to provide an electronic parking brake signal (SF) to the parking brake valve unit (24), the electro-pneumatic brake system (202) having an emergency release valve unit (1), the emergency release valve unit is designed to receive a service brake pressure (pB), which is provided by the service brake system (510) and is effective for the service brake (BB), or a pressure (pB1), which is derived from the service brake pressure (pB), and to provide an emergency release pressure (pN) to the additional brake pressure connection (38) as a function of the received electronic emergency release signal (SN).
本发明涉及用于车辆(200)、优选商用车(201)的电动气动的制动系统(202),该电动气动的制动系统具有:‑包括驻车制动阀单元(24)的驻车制动系统(520),该驻车制动阀单元被构造成用于依赖于先导压力(pSV)地在至少一个弹簧储能器联接部(21)处调控出驻车制动压力(pPB),其中,‑驻车制动阀单元(24)具有先导单元(8),该先导单元依赖于电子驻车制动信号(SF)地将先导压力(pSV)调控到先导路径(47)上,其中,驻车制动阀单元(24)具有附加制动压力联接部(38),该附加制动压力联接部与先导路径(47)气动连接或能气动连接以用于导入紧急释放压力(pN),其中,紧急释放压力(pN)在附加制动压力联接部(38)处的导入促使在至少一个弹簧储能器联接部(21)处调控出驻车制动压力(pPB),和第一控制单元(410),其被构造成用于向驻车制动阀单元(24)提供电子驻车制动信号(SF),其中,‑电动气动的制动系统(202)具有紧急释放阀单元(1),该紧急释放阀单元被构造成用于接收由行车制动系统(510)提供的针对行车制动(BB)有效的行车制动压力(pB)或由行车制动压力(pB)导出的压力(pB1)并且依赖于接收到的电子紧急释放信号(SN)地给附加制动压力联接部(38)提供紧急释放压力(pN)。
Electropneumatic brake system, vehicle, method for operating electropneumatic brake system having emergency release valve unit, use of emergency release valve unit in electropneumatic brake system
电动气动的制动系统、车辆、用于运行具有紧急释放阀单元的电动气动的制动系统的方法、紧急释放阀单元在电动气动的制动系统中的应用
2024-03-08
Patent
Electronic Resource
Chinese
IPC: | B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF |
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