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- net pump suction head 泵的净吸压头
- pump suction head 泵吸收压头,泵吸收高度
- Open pump suction venting valve until gas free. 打开泵入口管线上的放空阀，至无气体。
- water pump net positive suction head 水泵汽蚀余量
- Confirm line up, tank outlet and pump suction valve keep free open. 确认流程已通，罐出口及泵入口的阀门保持全开。
- The suction head for the vacuum cleaner improves cleaning performance. 真空吸尘器的吸入压头改善了吸尘效能。
- The rating of the drive and the pump’s nett positive suction head (NPSH) requirements shall be such that the pump is capable of a flow rate 10% in excess of the maximum flow rate required. 评级的驱动器和水泵的网络技术的积极吸头（汽蚀余量）的要求，应，例如，该泵是有能力，流速为10 %25 ，超过的最高流速需要。
- Available net positive suction head 有效净正吸入压头
- The result comparison between the numerical simulation and PIV experiment shows that VOF model can well simulate the flow in the pump suction sump. 数值模拟结果和试验结果的对比表明,内部流场的模拟结果也与试验数据吻合较好,该模型能够很好的模拟吸水池的内部流动状况。
- BBXN gantry pump suction machine,which is suitable for the treatment of waste water in the horizontal sedimentation tank in steel mills,was developed. 由于钢厂废水的污泥金属含量高、比重大,原有各种形式的吸泥机除泥效果不理想。
- Keywords canned moter pump;caritation;net positive suction head;available NPSH; 屏蔽泵;汽蚀;汽蚀余量;有效汽蚀余量;
- The U.S. based Hydraulic Institute has produced the following guidelines for recommended minimum submergence of the pump suction inlet to reduce the probability that strong free-surface air core vortices will occur. 美国水利协会提供下列指导原则,推荐泵吸入进口处的最小的潜水,以便降低产生强烈自由表面空气中心漩涡的可能性。
- The base shall be of adequate height to provide suitable clearance between the pump suction elbow and the mounting floor and of sufficient strength to accept all forces imposed by the pump unit. 这个基座应该具有适当的高度，使得泵吸入弯头与安装地面具有适当的间隙，并有足够的强度承受泵设备所产生的所有压力。
- Abstract: The advantages and disadvantages of siphon filtering pool in water plant were analyzed, and improvement measures were proposed in terms of increasing reverse wash suction head and lowering the reverse water requirement. 文摘:通过对自来水厂虹吸滤池的优点及弊端的分析，指出了提高反冲洗水头、降低反冲洗耗水量的改善措施。
- Inadequate submergence can result in pre-rotation of the water in the wet-well, resulting in the formation of strong free-surface air core vortices and the entrance of air into the pump suction inlet. 潜水不恰当可能导致湿井内的水预旋转，导致形成强烈的自由表面空气中心漩涡，并使得空气进入泵的吸入进口管道。
- The flow in the pump suction sump is very complicated,especially in the intake,where there are many vortexes,which can cause cavitation,vibration and even the decrease of efficiency of pump station. 风机、水泵是发电厂的主要耗电设备,其中多数采用定速运行电动机驱动,加上配套裕量大等因素,在低负荷的运行条件下,节流损失大,风机和水泵效率低、电能浪费大。
- The following from the printer to print, frame the aliquation vacuum pump suction nozzle this paragraph rubberand;work over time could easily be broken flat suction change to prevent air leaks. 从晒版机下背晒版框架呼气孔到真不满泵呼嘴这一段的橡皮胶惯，处事工夫一不幼便当被呼凹毁坏，答准时变换，以不攻漏气。
- The sheet thickness a horizontal collator can handle is limited only by how powerful the suction heads are. 薄板厚度的横向整理可以处理是有限的，只有如何强大的吸力元首。
- Placed in a variety of special occasions, for pumping of conventional pump suction should not the media, both with satisfactory results. 安置在各种特殊场合，用来抽送种常规泵不能抽吸的介质，均取得了满意的效果。
- Suction piping for all pumps shall have at least five(5) times the nominal pump suction flange diameter of straight pipe upstream of the suction nozzle. 所有水泵的吸水管道直径至少应有5倍于吸入口的上升直水管段的额定边缘直径。
