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- Frequent leakage of mechanical seal of quenching oil circulating pump was a hard problem in ethylene production. 急冷油循環泵的機械密封頻繁泄漏是困擾乙烯生產的老難題。
- Cabinet heaters, circulating pump motors and other devices which draw relatively high currents may be powered locally. 引起相對較高電流的機櫃加熱器、循環泵電機及其它設備可以就地供電。
- Reliability design of V-belt drive get not only a small size??light wight but also high reliability in the circulating pump. 討論了泵中V帶傳動的可靠性設計與傳統設計比較,不僅根數少、尺寸小、質量輕,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. 它包括啟動分離器、爐循環泵及其它汽側和水側連接管、閥門等。
- 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. 介紹了微機控制變頻恆壓供水系統在循環泵站中的應用方案,並對系統進行了分析。
- 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型泵立式單級單吸蝸殼離心泵,適用於大型火力發電廠作循環泵,也可作工礦、城市及農田建設的排水泵。
- Haohua astronavigation chemical co.,ltd. adopts high voltage frequency converter for motor speed adjustment of water circulating pump and achieves obvious effect. 摘要昊華宇航化工有限公司採用高壓變頻器進行循環水泵電動機調速,節電效果顯著。
- 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. 針對熱電廠供熱系統採用升壓加熱裝置改造熱網加熱器和循環水泵的可行性和經濟性開展了研究。
- General central air condition system is composed of refrigerator, circulating pump, water supply pump, water divider, catchment device and end equipment. 常見的餘熱製冷中央空調系統由制冷機、循環泵、補水泵、分水器、集水器以及末端裝置等組成。
- Methods A small Distributed Control System(DCS) composed of Programmable Logic Controller(PLC) and WinCC is used to realize the control of circulating pump by PLC programmingand WinCC configuration. 方法 利用可編程邏輯控制器PLC和 Win CC組態軟體組成小型開放性集散控制系統 ( DCS) ;根據控制系統軟體的設計要求 ;通過對PLC編程以及 Win CC的組態實現系統控制 .
- Circulating pump are outside the vacuum salt heating system in the key equipment, and its performance, quality and performance is directly related to the production of crude salt production, quality. 循環泵是外加熱式真空製鹽系統中的關鍵設備,其性能、質量和運行狀況直接關係到原鹽生產的產量、質量。
- The unit consists of a refrigeration cooler, heat exchanger with vaporizer, circulating pump and thermostatic control in order to keep the temperature in the spindle system constant. 該裝置由冷卻器,帶風扇的熱交換器,循環泵和恆溫控制系統組成,以便保持主軸系統的連續穩定溫度。
- Hayward Tyler has been BHEL's primary supplier of glandless motor pumps for boiler circulating pump duties for the last 20 years, the company says. 據該公司稱,Hayward Tyler,作為鍋爐循環泵無密封墊電動泵的提供者已經有20年的歷史了。此工程完成之後,Hayward Tyler裝置在此大陸的安裝總數將會超過120。
- With the common problems in projects, presents the optimal design of circulating pumps. 結合工程常見問題,提出了循環水泵的最優化設計。
- Through the analysis and comparison of water pressure chart of press boiler and no-press boiler, it is found that their main difference is circulating pump delivery, namely different consumption. 通過對無壓鍋爐與有壓鍋爐供熱系統水壓圖的分析和比較,發現二者的主要區別在於循環水泵的揚程不同,即循環能耗不同。
- Electric water heaters are installed in guest rooms and restaurant, also hot water circulating pumps will be provided for supplying hot water. 在客房和餐廳內設置電熱水器;同時亦為熱水供應設置循環泵.
- The Main circulating pumps are the most important equipments of Reactor Cooling System (RCS)of China Advanced Research Reactor(CARR). 主循環泵機組是CARR反應堆冷卻劑系統中的主要設備。
- He gave away his books to a circulating library. 他把自己的書籍損贈給一家循環圖書館。
- Its solution depends mainly on the solution circulation pump (Decarburization large pump) to provide. 其溶液循環主要靠溶液泵(脫碳大泵)提供。
- The solution is to add a defoamer, timely attention to increasing the amount of ink loop to check whether the circulation pump prvent, maintenance. 處置的方法是當令補充消泡劑,奪目提矮水不朱的輪迴度,查抄輪迴泵是否漏氣,給準時修理。