止回阀

梭式止回阀的结构设计与三维建模

Structural design and three-dimensional modeling of shuttle check valve

双向止回阀（双通单向阀）政府领袖与民间沟通交流的管道是双向的。

Dual way check valve A two-way communication exists between government leaders and the people .

核一级高Cv值旋启式止回阀研制

The high-C_v-value nuclear safety class 1 swing check valve developement

通过实验测定了B型和C型两种止回阀的自身阻力系数和系统气流合流阻力系数，并对两种止回阀所对应的系统排风量进行了实测。

It is obvious that the gas turning back phenomenon occurs in variable pressure gas exhaust system . The resistance coefficients of two types of check valves ( B and C ) are experimentally measured .

阀门体＃1球状止回阀或者LR开关阀门黏滞（可能也设置代码50或者不倒退）

Valve body # 1 ball check or LR switch valve sticking ( may also set code 50 or give no reverse )

曝气时间对MBR处理生活污水影响的研究当曝气器配置止回阀时，还可用于间歇式曝气系统。

Application of the Integrative Membrane Bioreactor for Treatment of Sanitary Sewage When fitted with check valve , it can also be used in intermittent aeration system .

SpaceX公司的工程师们发现，问题根源是止回阀出了毛病，他们当天便将其修好了。

SpaceX engineers discovered the root cause was a faulty check valve and repaired it the same day .

本公司主要生产PP-R球阀、角阀、截止阀、止回阀、管接头等产品。

The company mainly produces the products involving PP-R ball valve , angle valve , stop valve , check valve and pipe fittings .

在尼伯科铸铁闸阀、截止阀、角阀和一般旋启式止回阀上的旁通路阀门，符合MSS标准SP-45表II，用于蒸气系统的系列a。

Sizes of by-pass valves on NIBCO Iron Gate , Globe , angle and regular Swing Check valves conform to MSS Specification SP-45 Table II Series a for steam service .

可靠的产品质量和丰富的存货使DPV？公司成为您选择API铸铁门阀，球阀，止回阀的一家理想生厂商。

Consistent product quality and availability of substantial stock makes DPV ? a dependable choice for API cast steel gate , globe , check , and ball valves where total reliability is of the utmost concern .

带排气口的9D双止回阀适用于非健康危害、续压力应用场合，用于防止反虹吸和反压力。

The9 D Dual Check with Atmospheric Vent is designed for use on non health hazard , continuous pressure , point of use applications for protection against backsiphonage and backpressure .

10MW高温气冷实验堆（HTR－10）中的氦气阀门有十多个品种、300多台，主要为截止阀、调节阀、止回阀、安全阀等。

There are more than 10 varieties , over 300 in quantity of helium valve included in the 10MW high temperature helium cooled test reactor ( HTR 10 ) . They are mainly globe valve , check valve , pressure relief valve , etc.

蝶型止回阀消除水锤效果的试验研究

Testing Research on water hammer elimination effect of butterfly check valve

旋启式止回阀可以防止管路中的流体倒流。

Swing Check valves prevent reversal of flow through pipe lines .

阀座阀瓣应该是双向的，能够延长止回阀寿命。

Seat discs shall be reversible to extend check valve life .

介绍了梭式止回阀、梭式消防止回阀、梭式通球止回阀的结构特点和工作原理。

The characteristics and principles of the shuttle valve were introduced .

缓闭止回阀防护水锤的研究

Study on Protection of Water Hammer by Slow-Closing Back Pressure Valve

止回阀阀座应该是模制热塑塑料结构。

The check valve seats shall be of molded thermoplastic construction .

有些类型止回阀配置弹簧驱动，能够在流动停止时，立即关闭阀门。

Some styles are spring-actuated for immediate closure when flow stops .

阀门种类：闸阀，截止阀，止回阀，蝶阀，球阀，等等。

Type of valve - gate , globe , check , etc.

升降式止回阀一般采用直通或球形阀体结构。

Lift check valves come in in-line or globe-style body patterns .

此外，旋启式止回阀能够通过的流量更大。

Swing Check Valves additionally allow higher volume of fluid transmission .

防水锤节能球形止回阀的数值模拟

Numerical Simulation for Spherical Check Valves with Preventing Water Hammer and Energy-saving

气阀式止回阀在活塞式空压机上的应用

Application of Air Cock Type Retaining Valves in the Piston Air Compressor

采用止回阀，防止回流入钢瓶。

Use a check valve to prevent reverse flow into the cylinder .

目的：检测1号止回阀对于回流的密封性。

Purpose : to test valve No.1 for tightness against reverse flow .

双门止回阀在弹簧中心轴旁配置两个对称的阀瓣。

Double-door check valves have twin discs on a spring-loaded center shaft .

气举压缩机止回阀的改进

Improvement of rocker check Valve for Air - lift Compressor

止回阀又称为逆流阀、逆止阀、肯压阀、单向阀。

Check valve is also called the reflux valve , non-return valve .

该大厦全部采用我公司生产的对夹蝶阀、蝶式止回阀。

This mansion adopts our wafer butterfly valves and check valves wholly .