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- circulating pump valve 循环水泵阀
- Zibo Special Pump Valve CO., LTD. 淄博特种泵阀有限公司。
- SHANGHAI NAI BO PUMP VALVE MANUFACTURING CO., LTD. 上海耐博泵阀制造有限公司。
- NINGBO ZHENGYI PUMP VALVE CO., LTD. 宁波正一泵阀有限公司。
- Jinzhou Lite Cylinder Pump Valve Hydraul. 锦州市立特缸泵阀液压制造有限公。
- Xinjiang Urumqi Oulewei Pump Valve Co., Ltd. 中国新疆乌鲁木齐欧乐威泵阀有限公司。
- Shanghai Aoli Pump Valve MFG.Co., Ltd. 上海奥力泵阀制造有限公司。
- Frequent leakage of mechanical seal of quenching oil circulating pump was a hard problem in ethylene production. 急冷油循环泵的机械密封频繁泄漏是困扰乙烯生产的老难题。
- Cabinet heaters, circulating pump motors and other devices which draw relatively high currents may be powered locally. 引起相对较高电流的机柜加热器、循环泵电机及其它设备可以就地供电。
- Reliability design of V-belt drive get not only a small size??light wight but also high reliability in the circulating pump. 讨论了泵中V带传动的可靠性设计与传统设计比较,不仅根数少、尺寸小、质量轻,而且可靠性高。
- It consists of starting separator, boiler circulating pump, and other connecting pipes and valves on steam and water sides. 它包括启动分离器、炉循环泵及其它汽侧和水侧连接管、阀门等。
- The applied plan is introduced of fre quency control system by the microco mputer for constant -pressure wa-ter supply to circulating pump stati ons,and the system is analysed. 介绍了微机控制变频恒压供水系统在循环泵站中的应用方案,并对系统进行了分析。
- Type LW pump is vertical single-stage single-suction volute centrifugal pump.It is used for circulating pump in power station and water drainage in mines, cities and farmlands. LW型泵立式单级单吸蜗壳离心泵,适用于大型火力发电厂作循环泵,也可作工矿、城市及农田建设的排水泵。
- Haohua astronavigation chemical co.,ltd. adopts high voltage frequency converter for motor speed adjustment of water circulating pump and achieves obvious effect. 摘要昊华宇航化工有限公司采用高压变频器进行循环水泵电动机调速，节电效果显著。
- Economics is studied on steam injector substituting the tube-shell heat exchanger and the circulating pump in the heating system of the thermal power plant. 针对热电厂供热系统采用升压加热装置改造热网加热器和循环水泵的可行性和经济性开展了研究。
- Dynamic characteristic of flow of triplex pump based on angle of delay of pump valve. 基于泵阀滞后角的三缸泵流量动态特性
- General central air condition system is composed of refrigerator, circulating pump, water supply pump, water divider, catchment device and end equipment. 常见的余热制冷中央空调系统由制冷机、循环泵、补水泵、分水器、集水器以及末端装置等组成。
- The optimum operating parameters is the important way to improve seal performence of pump valve and to prolon... 因此，优化泵的工作参数是提高泵阀的密封性能、延长其使用寿命的重要途径。
- The status of the pump valve can be described precisely by a few parameters, therefore the failure feature information extraction is greatly simplified. 由于仅用较少的几个参数就可完成对泵阀状态较准确的描述，大大简化了泵阀故障特征的提取。
- With the common problems in projects, presents the optimal design of circulating pumps. 结合工程常见问题，提出了循环水泵的最优化设计。
