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| 自力式微压控制器的研制和应用 | |
| 引用本文： | 罗凡,鲍家信,余承善. 自力式微压控制器的研制和应用[J]. 自动化仪表, 2011, 32(4) |
| 作者姓名： | 罗凡 鲍家信 余承善 |
| 作者单位： | 1. 上海市特种设备监督检验技术研究院,上海,200062 2. 上海大田阀门管道工程有限公司,上海,201323 |
| 摘 要： | 自力式微压控制器是为高精确度、小量程压力测量传感器能够在承受高压的设备上进行低压在线测量而研制的一种新型控制装置.此控制器采用调节弹簧和缓冲弹簧以及膜片式传感机构与低摩擦力的切断阀组合,实现了在最高压力达20MPa的设备上自动切断或打开的功能.实验及试用结果表明,自力式微压控制器使用方便、感应精度高、密封效果好,扩大了高精确度、小量程压力仪表的实际使用场合. |
| 关 键 词： | 微压控制器 在线测量 自力式 切断阀 压力传感器 安全联锁 |
Development and Application of Self-operated Micro Pressure Controller |
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| Luo Fan,Bao Jiaxin,Yu Chengshan. Development and Application of Self-operated Micro Pressure Controller[J]. Process Automation Instrumentation, 2011, 32(4) | |
| Authors: | Luo Fan Bao Jiaxin Yu Chengshan |
| Abstract: | The self-operated micro pressure controller is a kind of new control devices developed for high accurate,small range pressure measuring transducers being used for low pressure online measurement on vessel withstand high pressure.In this controller,the regulation spring,suffer springs,diaphragm sensing mechanism and cut-off valve with low friction are combined to implement automatic open or close operation for the equipment up to 20MPa when the pressure reaches the setting points.The results of experiment an... |
| Keywords: | Micro pressure controller Online measurement Self-operated Cut-off valve Pressure sensor Safety interlock |
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