The valve of the gauge automatically at a constant flow rate under variable pressure

• 1. 一种压力恒定阀及设有该压力恒定阀的液压马达 [P] . 中国专利： CN215522117U . 2022-01-14
• 2. 一种用于装卸压力表和压力表阀的工装 [P] . 中国专利： CN204339684U . 2015.05.20
• 3. Automatic hydraulic device to adjust the flow rate and to protect against gauge pressure for hydraulic pumps with a constant flow rate [P] . 欧洲知识产权局专利： EP0122171A1 . 1984-10-17

  机译： 自动液压装置，用于调节流量并防止流量恒定的液压泵承受表压

• 4. BREAK BOOSTER IN WHICH A VALVE BODY AND A POPPET VALVE FOR CONTROLLING THE AIR FLOW IN A CONSTANT PRESSURE CHAMBER AND A VARIABLE PRESSURE CHAMBER ARE INTEGRATED [P] . 韩国专利： KR100921279B1 . 2009-10-09

  机译： 集成了用于控制恒定压力腔和可变压力腔中的气流的阀体和波普阀的防撞器

• 5. Valve with flow rate automatic regulator - has pressure difference sensor and servomotor ensuring constant flow rate [P] . 德国专利： DE2705891B2 . 1979-03-08

  机译： 带流量自动调节器的阀-具有压差传感器和伺服电机，确保流量恒定

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• 1. Development of a Novel Parallel-spool Pilot Operated High-pressure Solenoid Valve with High Flow Rate and High Speed [J] . DONG Dai ,LI Xiaoning . 中国机械工程学报 . 2015,第002期
• 2. Monitor automatic gauge control strategy with a Smith predictor for steel strip rolling [J] . . 矿物冶金与材料学报 . 2008,第006期
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• 4. 流量控制阀的开度对圆管流压力变化特性影响 [A] . 张悦 . 2019