open flow line 中文意思是什麼
open flow line
解釋
敞噴管線-
Fluid physical properties, pressure measurement, forces due to static fluids, bernoulli ' s equation, general energy equation, energy losses due to friction, pipe line systems, pump selection and application, open channel flow
本課程含流體物理性質、壓力測量、沉體平面和曲面所受作用力、柏努利方程式、一般能量方程式、摩擦形成的能量損失、管線系統、明渠流、泵的選擇與應用。 -
Abstract : the on line measuring technology suitable for closed cooling system as well as open cooling sysem of blast furnace in the water temperature, the difference in water temperature, the rate of flow, the current velocity, the heat load and lead water detection is introduced. the fundamental principles and requirements involved and distributed computer network applied in the measuring system are described. the situations in industrial use are analyzed and summed up
文摘:詳細介紹了一種既適用於高爐閉路冷卻系統，又適用於高爐開路冷卻系統的進出水溫度、水溫差、流量、流速、熱負荷及檢漏在線監測技術.描述了該技術基於的基本原理和要求以及檢測系統所採用的分步式計算機網路結構特點.最後，對該技術的工業實際應用情況進行了分析和總結 -
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。
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