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首頁 > 行業新聞> 氣動套筒控制閥：工業系統中的精確流量調節
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氣動套筒控制閥：工業系統中的精確流量調節

氣動套筒控制閥是一種專門的控制閥，旨在調節工業過程中高精度的流體流量。它利用氣動執行器來操縱柔性套筒，從而控制液體，氣體或漿液的流動。該閥有能力處理具有挑戰性的流體並在各種應用中提供準確的流量控制。
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結構和組件

氣動套筒控制閥由幾個關鍵組件組成。其核心是柔性套筒，通常由橡膠或其他彈性體材料製成，該材料位於閥體內。套筒旨在響應氣動執行器施加的壓力而擴大或收縮。
氣動執行器連接到提供壓縮空氣的控制系統。根據設計的不同，執行器可以是直接的 - 表演或反向表演。在直接作用執行器中，氣壓的增加會導致套筒收縮，減少流動區域，從而限制流體流動。相反，在反向的指示器中，氣壓的增加會導致套筒的膨脹，從而增加了流動面積。
閥體通常由諸如鑄鐵，鋼或不銹鋼等材料製成，為內部組件提供結構支撐和保護。它還具有入口和出口端口，用於輸入和退出閥門的流體。

工作原理

氣動套筒控制閥的操作是基於通過柔性套筒變形改變流動區域的原理。當控制系統向氣動執行器發送信號時，將壓縮空氣提供給執行器室。該氣壓作用於執行器內的隔膜或活塞，產生一種傳遞到袖子的力。
隨著套筒變形（合同或擴展），可用於流體流動的橫截面區域。反過來，這會改變流經閥的流體的流速。施加到執行器的氣壓與所得流量的關係通常是線性的，或者可以調整以遵循特定的流動特徵曲線，例如相等的百分比或快速打開 - 取決於應用程序的要求。
June 20, 2025
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