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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(huán)泵的機械密封頻繁泄漏是困擾乙烯生產(chǎn)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柜加熱器、循環(huán)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(dòng)的可靠性設計與傳統設計比較,不僅根數少、尺寸小、質(zhì)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(dòng)分離器、爐循環(huán)泵及其它汽側和水側連接管、閥門(mén)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恒壓供水系統在循環(huán)泵站中的應用方案,并對系統進(jìn)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,適用于大型火力發(fā)電廠(chǎng)作循環(huán)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采用高壓變頻器進(jìn)行循環(huán)水泵電動(dòng)機調速，節電效果顯著(zhù)。
- 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(chǎng)供熱系統采用升壓加熱裝置改造熱網(wǎng)加熱器和循環(huán)水泵的可行性和經(jīng)濟性開(kāi)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(jiàn)的余熱制冷中央空調系統由制冷機、循環(huán)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(tài)軟件組成小型開(kāi)放性集散控制系統 ( DCS) ;根據控制系統軟件的設計要求 ;通過(guò)對PLC編程以及 Win CC的組態(tài)實(shí)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(huán)泵是外加熱式真空制鹽系統中的關(guān)鍵設備，其性能、質(zhì)量和運行狀況直接關(guān)系到原鹽生產(chǎn)的產(chǎn)量、質(zhì)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(fēng)扇的熱交換器，循環(huán)泵和恒溫控制系統組成，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(chēng)，Hayward Tyler，作為鍋爐循環(huán)泵無(wú)密封墊電動(dòng)泵的提供者已經(jīng)有20年的歷史了。此工程完成之后，Hayward Tyler裝置在此大陸的安裝總數將會(huì )超過(guò)120。
- With the common problems in projects, presents the optimal design of circulating pumps. 結合工程常見(jiàn)問(wèn)題，提出了循環(huán)水泵的最優(yōu)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(guò)對無(wú)壓鍋爐與有壓鍋爐供熱系統水壓圖的分析和比較,發(fā)現二者的主要區別在于循環(huán)水泵的揚程不同,即循環(huán)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(shí)亦為熱水供應設置循環(huán)泵.
- The Main circulating pumps are the most important equipments of Reactor Cooling System (RCS)of China Advanced Research Reactor(CARR). 主循環(huán)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(shū)籍損贈給一家循環(huán)圖書(shū)館。
- Its solution depends mainly on the solution circulation pump (Decarburization large pump) to provide. 其溶液循環(huán)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回度，查抄輪回泵是否漏氣，給準時(shí)修理。
