查询词典 valve control

An electric automatic control multi-way stopcock suited to the national requirements for soft water treatment is designed,and the structure,principle and performance of the valve and its technique process used in softener are expounded.

设计了一种适应国内软水处理要求的电动自控多路旋塞阀，阐述了该阀的结构、原理、性能以及应用于软水器的工艺流程。

The energy stored in stray capacitance increases as the square of the voltage and this can have important implications on valve reactor design for the control of turn-on di/dt.

但是，扩充到800kV时，为了避免电晕放电和达到经济上的低廉，但又有安全的阀厅空气间隙，必须对电极表面几何形状进行特殊优化。

Clean and check 1 slowly loosen the gland nut stuffing, packing the release of residual pressure of all components; 2 Remove all old packing, thoroughly clean axle / rod stuffing; 3 Check the shaft / bar have corrosion, dents, scratches or excessive wear; 4 Check whether there are other WATER POWER CONTROL VALVE parts burr, cracks, wear, they will reduce the packing life; 5 Check whether there is too much stuffing the gap, and the shaft / rod eccentric degree; 6 the replacement of defective parts larger; 7 Check the old packing, as BALANCING VALVES the basis of failure analysis to find the reasons for early failure of packing.

缓慢松开填料函的压盖螺母，释放盘根组件内所有的残余压力； 2）移去所有旧的盘根，彻底清洁轴/杆的填料函； 3）检查轴/杆是否有腐蚀、凹痕、划伤或过度磨损； 4）检查其他零件是否有毛刺、裂纹、磨损，它们会减少盘根的寿命； 5）检查填料函是否有过大的间隙，以及轴/杆的偏心程度； 6）更换有较大缺陷的零部件； 7）检查旧盘根，作为失效分析的依据，球阀以找到盘根早期失效的原因。

A dynamic simulation model for the control of superheat by the electrical expansion valve has been established.

1前言在变制冷剂流量的制冷系统中，电子膨胀阀作为一个关键的可控元件，其控制方案一直是研究的重点。

This paper mainly carries out research on fuzzy neural network synchro control of pneumatic force of pneumatic servo system based on proportional pressure valve.

主要研究基于比例压力阀的气动伺服系统的模糊神经网络力同步控制问题。

"Valve Body, Cover, Tailpiece and control Stop shall be in conformance with aSTM alloy Classification for Semi-Red Brass."

阀体、阀盖、附属件和控制止回阀均符合美国材料试验协会aSTM的半红铜合金分类标准。

Living Water Temperature Control Products: thermostatic mixing valves, security, anti-scalding valve.

生活水温度控制产品：恒温混合阀、安全防烫阀等。

By microarray analysis (22 000 probe sets), 110 dysregulated genes were identified in BAV compared with tricuspid aortic valve patients and control donors; 8 were genes of the metallothionein family.

通过微点阵分析（22 000探针设置），与三叶式主动脉瓣病人和对照的供者比较，BAV中110个失调的基因被鉴别出来，其中8个基因为金属硫蛋白家族。

Tackle key problem through the technology and the application of new and high technology, enrage on the west east be defeated by a project to be reached from tubal material make a valve, solder, inside system of pressure boost of Tu Fu, compressor is optimized, the nondestructive that automation control goes to to flowmeter is measured and solder detects the respect such as the technology gained revolutionary headway.

通过技术攻关和高新技术的应用，西气东输工程从管材及制管、焊接、内涂敷、压缩机增压系统优化、自动化控制到流量计量和焊接的无损检测技术等方面都取得了突破性进展。

Innovative vacuum level controller with proportional valve and isolated transducer available with absolute or differential control options.

创新的真空压力控制器，配有比例阀和独立的传感器以及绝对和微分可选控制器。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。