shutoff valve 中文意思是什麼

shutoff valve 解釋
斷流閥
  • shutoff : 段點
  • valve : n 1 【機械工程】閥，活門，舌門；汽門。2 【解剖學；動物學】瓣，瓣膜；（貝）殼瓣；【植物；植物學】...
  1. Install a shutoff valve in the cold water inlet line

    在冷水進水管處安裝一個關閉閥。
  2. Emergency shutoff valve for lpg equipment. technical specification

    液化石油氣設備用緊急切斷閥.技術條件
  3. The shutoff valve with the test cock is to be mounted on the inlet side of the backflow preventer

    帶測試旋塞的關閉閥應該安裝在防迴流閥的進口側。
  4. Conical seating at an angle to flow is self aligning, tight and always closed in a no - flow situation. even in vertical ( flow - up ) pipe runs, this valve provides exceptionally tight shutoff

    圓錐形閥座與流向具有一定的角度，能夠自行調整，在無流體狀態下能夠始終緊密關閉。甚至在垂直（流向朝上）管道上，這種閥門具有特別緊密地關閉特性。
  5. Clean or replace gate valve with full port ball valves or resilient wedge shutoff valves

    1用全流道球閥或彈性楔板關閉閥清洗或更換閘閥。
  6. The reduced pressure detector assembly shall consist of two independent torsion spring check modules, a differential pressure relief valve located between and below the two modules, two drip tight shutoff valves, and required torsion spring check modules and relief valve shall be contained within a sleeve accessible single housing constructed from 304 ( sch 40 ) stainless steel pipe with groove end connections

    這種減壓檢測器總成應該包括兩個獨立扭力彈簧止回閥模塊，一個位於兩個模塊之間的下方的差壓安全閥，兩個防滴漏關閉閥，並且要求扭力彈簧止回模塊和安全閥應該放置在一個套筒內，要易於接近帶溝槽連接的304 （目錄40 ）不銹鋼管的單個外殼。
  7. Close shutoff valves and open test cocks no. 2, 3 and 4 to relieve pressure from the body of the valve

    關閉關閉閥，並開啟測試旋塞2號、 3號和4號，釋放閥體內壓力。
  8. After closing a gate valve with sufficient force to develop shutoff, the stem should be backed off slightly ( 1 / 8 to 1 / 4 turn ) to relieve stem load

    在以足夠的力量關閉閘閥后，閥桿應該稍微回轉（ 1 / 8至1 / 4圈） ，以釋放閥桿負載。
  9. Close shutoff no. 1. slowly loosen hose connection at tc # 2 until differential gauge rises to about 2 psi then tighten. if the differential reading does not decrease record check valve as tight

    關閉1號關閉閥。慢慢松開連接在測試旋塞2號上的軟管直到壓差表上升到大約2psi ，然後緊固。如果壓差讀數沒有降低，則記錄止回閥為密封緊密。
  10. The test cock is on the inlet side of the shutoff valve

    測試旋塞位於關閉閥的進口一側上。
  11. Remove bypass hose from test cock no. 1, open shutoff valve no. 1

    從測試旋塞1號上拆卸旁路軟管，開啟1號關閉閥。
  12. Remove all test equipment and open no. 2 shutoff valve of the device

    拆卸所有檢測設備，開啟裝置上的2號關閉閥。
  13. Psv pulse air shutoff valve

    脈沖空氣切換閥
  14. If the system is not flushed until after the backflow valve is installed, remove both check modules from the valve and open the inlet shutoff to allow water to flow for a sufficient time to flush debris from the water line

    如果在安裝迴流閥之前系統還為沖洗，則從閥門上拆卸兩個止回閥模塊，開啟進口關閉閥，讓水流過足夠長的時間來沖洗水管內的堆積物。
  15. Gate valves are the most commonly used shutoff valve in the industry today

    如今行業內，閘閥最常用作關閉閥，用於要求壓降最小，能夠雙向啟閉的應用場合。
  16. Note : for australia and new zealand, line strainers should be installed between the upstream shutoff valve and the inlet of the backflow preventer

    注意：適用於澳大利亞和紐西蘭：管路過濾器應該安裝在上游關閉閥和防迴流閥進口之間。
  17. Psov purge shutoff valve

    凈化開關閥
  18. Shutoff valves : if you remove the shutoff valves from the series 919, reassemble the shutoff valve with the test cock mounted on the inlet side of the unit

    關閉閥：如果從系列919上拆卸關閉閥，則重新裝配關閉閥時要使得測試旋塞安裝在裝置的進口一側。
  19. The national fire protection agency ( nfpa ) guidelines require a confirming flow test to be conducted whenever a " main line " valve such as the shutoff valves or a backflow assembly have been operated

    美國國家防火協會（ nfpa ）指導原則要求對于主管線上運行的閥門，如關閉閥或防迴流閥總成，必須進行流量測試。
  20. Slightly open shutoff valve no. 1 and allow water to fill the tube to the top then close no. 1 shutoff

    稍微開啟關閉閥1號，將水注入管子直到頂部為止，然後關閉1號關閉閥。
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