首页> 外国专利> PROPORTIONAL ELECTROHYDRAULIC SERVO VALVE CLOSED LOOP FEEDBACK CONTROL OF PRESSURE REDUCING AND RELIEVING HYDRAULIC CIRCUIT.

PROPORTIONAL ELECTROHYDRAULIC SERVO VALVE CLOSED LOOP FEEDBACK CONTROL OF PRESSURE REDUCING AND RELIEVING HYDRAULIC CIRCUIT.

机译:减压和释放液压回路的比例电液伺服阀闭环反馈控制。

摘要

Systems, devices and methods for regulating pressure in a blowout preventer (BOP) of a subsea well assembly. A closed loop regulator (CLR) that combines the functions of a pressure relieving valve and a pressure reducing valve into one body to control the pressure of a hydraulic circuit or a BOP mux control pod. A closed loop servo valve controlled proportional electrohydraulic reducing valve is used to allow continual variation of the pressure set point for the downstream circuit. If the downstream pressure exceeds the set point by a predetermined amount, the pressure relieving valve vents the pressure to the reservoir or atmosphere.
机译:用于调节海底井组件的防喷器(BOP)中的压力的​​系统,装置和方法。闭环调节器(CLR)将泄压阀和减压阀的功能结合到一个主体中,以控制液压回路或BOP多路复用器控制盒的压力。闭环伺服阀控制的比例电动液压减压阀用于允许下游回路的压力设定值连续变化。如果下游压力超过设定点预定量,则泄压阀将压力释放到储气罐或大气压中。

著录项

  • 公开/公告号MX2018006742A

    专利类型

  • 公开/公告日2018-11-09

    原文格式PDF

  • 申请/专利权人 HYDRIL USA DISTRIBUTION LLC;

    申请/专利号MX20180006742

  • 发明设计人 CHRISTOPHER LANCE KALINEC;

    申请日2016-10-21

  • 分类号E21B34/16;E21B33/035;

  • 国家 MX

  • 入库时间 2022-08-21 12:51:05

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