primary pump 中文意思是什麼

primary pump 解釋
初始泵
  • primary : adj 1 第一的,最初的,初級的;初等的;基本的;基層的。2 主要的,為首的,第一位的。3 原始的,根本...
  • pump : PUMP =politically upwardly mobile personality 政治新星,政治上有望晉升人士。n (淺口無帶的)輕舞...
  1. Analysis of primary energy ratio for gas engine - driven heat pump

    燃氣機熱泵一次能源利用率的分析
  2. This paper introduces the radiographic examination procedure of the primary pump of 900mw nuclear power unit, including the requirement about the radiographic examination equipment such as the radiation sources, films, penetrameter, etc. ; the radiographic process when using the rectilinear accelerator, and the development & examination of radiographic files, defects examination and acceptance criteria, with the expectation that this introduction be useful for reference to the promotion of 1000mw nuclear power primary pump localization in china

    摘要介紹了嶺澳核電站主泵泵體製造過程中的射線探傷工藝過程,包括對膠片、象質計及底片的要求、直線加速器透照工藝、底片沖洗及黑度要求以及缺陷評定和驗收標準,以期對我國今後百萬千瓦級主泵泵體的國產化有所裨益。
  3. The food drying plant of the hot pump for experiment was presented, and the primary measured result was given

    主要介紹用於實驗的食品熱泵乾燥裝置,並給出了初步測試結果。
  4. Energy storage flywheel mounted in primary circulation pump of the reactor could supply coolant to the reactor core under power - off accident

    摘要核反應堆主循環泵上安裝儲能飛輪,能夠為反應堆在斷電事故下提供冷卻劑,避免堆芯損壞。
  5. The paper analyzes the non - lineal relations of the quantity of heat exchange and water flux of coil exchanger in part - load operating condition, the shortage of deciding the water flux in bypass pipe, the disadvantage that the operating condition of pumps and chiller ca n ' t be met with the load change of the air conditioning system in different operating condition of using pressure - difference bypassing control in primary water pump system. using load control method in the change of the operating condition of primary water pump system can realize that the load change is small and reasonable in the on / off condition of pumps and m m chiller by comparing load control method in primary variable - flow water pump system with pressure - difference bypassing control method, back water temperature control method

    本論文從目前空調工程中使用的變流量水系統入手,研究了盤管換熱器在部分負荷下水流量與換熱量的非線性關系,分析了文獻中介紹的旁通管通流能力選擇的不足之處和一次泵水系統採用壓差旁通控制時,工況轉換不能滿足系統控制要求的缺陷;比較了一次泵變流量水系統中壓差旁通控製法、回水溫度控製法、負荷控製法的精確性,並得出了在一次泵水系統的工況轉換時,採用負荷控製法能使冷水機組及其相應水泵在啟停時的負荷變化范圍較小,更符合建築物的冷量需求,節能效果較好的結論。
  6. Develop and manufacture large pumped storage units, large tubular turbine units, high - power super - critical thermal power unit, large air - cooled turbine generator, large cfb boilers, high - power nuclear steam turbine and generator, pressure shell of nuclear island, high - pressure evaporator and primary pump

    開發生產大型抽水蓄能機組、大型貫流式機組、大功率超臨界火電機組、大型空冷汽輪發電機、大型循環硫化床鍋爐、大功率核電站汽輪機和發電機、核島設備壓力殼、高壓蒸發器和主泵等核電一級設備。
  7. Now, the ybwz - 12 microinjection pump, which was produced by shanghai ammeter factory, is the primary product in our country. the controlling part of this production uses step - motor, hut there are some faults in it, such as micro - tremble, large noise, and large power consumption

    目前國內的產品主要有上海電表廠生產的ybw2 - 12型微量注射泵,其控制部分採用步進電機,有微小抖動、噪音大、耗電量大等缺點。
  8. Structures of tubing pump with combined liners and basic dimensions of primary parts

    組合泵筒管式泵結構及主要零件基本尺寸
  9. With fast development of our country " s gas industry and air ' s increasingly serious contamination in city, using gas instead of coal and supplying energy in high efficiency and cleanliness has become necessary way in city. there are different problems in the current heating ( air conditioning ) systems. in the cogeneration system, heat and power affect each other, heating - pump heating ( aie conditioning ) system can not satisfy the peak load very well, the cost of gas fuel in boilor heating sestem is so high. the high generating efficiency of the diesel - engine two - sourse heating ( air conditioning ) systems is limited in range of 100kw - 1000kw, the heating scope is so limited. combined cycle of two sourse heating ( air conditioning ) system is most suitable selection to buesness community with big scope my paper aim at this syetem ' s primary question when it is applied in our country - - - - bringing project into execution and technology economy feasibility and off - design performence, combined with a certain demonstrating project in beijing buesness community, going along with calculating and analyzing, drawing out some efficient datas and conclusions, based on this, bringing out primary alements affecting combined cycle of two sourse heating ( air conditioning ) system " economics

    熱電聯產系統熱電相互牽連,熱泵供暖(空調)系統不容易很好地滿足尖峰負荷,鍋爐供暖系統供熱中天然氣燃料構成的成本過高,內燃機雙源供暖(空調)系統的高發電效率僅限於100kw - 1000kw負荷范圍,供熱面積有限。對于大面積的商業園區、居民小區,燃燒天然氣的燃氣-蒸汽聯合循環雙源供暖(空調)系統是最佳選擇之一。本論文針對該系統在我國應用時的主要問題- - -方案的技術實施與技術經濟可行性,結合北京某一商業園區示範工程,進行了系統的計算與分析,得到了有效的數據與結論,在此基礎上,提出影響聯合循環雙源供暖(空調)系統經濟性的主要因素,並進行敏感性分析,得出有益的結論;最後通過各種供暖方案的比較分析回答了某些人對該系統的疑慮和不解,並指出系統的優化方向。
  10. In this paper, some investigation and design as following. have been carried out on er - yb codoped phosphate glass waveguide laser first, three primary performance parameters of er - yb waveguide laser pump threshold power ; output power and slope efficiency have been commulated and analysed theoretically based on er ~ ( 3 + ) - yb ~ ( 3 + ) energy configuration ; rate equation of stable state and transmitting equation. the influences of er - yb ions concentration ; enabled waveguide length ; light dot radius of signal light and pump light ; reflectivity of output lens on three above parameters have been researched

    首先,從er ~ ( 3 + ) - yb ~ ( 3 + )能級結構出發,結合激光穩態速率方程與傳輸方程,對鉺鐿波導激光器的三個主要性能參數:閾值功率、輸出功率、斜率效率作了理論計算分析,並研究了鉺、鐿離子濃度、光波導激活長度、信號光與泵浦光光斑半徑比例、輸出耦合鏡反射率對這三個關鍵性能參數的影響。
  11. Spent vacuum pump seal water is then collected in the cloth wash tank and pumped via the cloth wash pumps to the belt filter for primary cloth and belt washing, vacuum box sealing and belt lubrication

    真空泵密封水會在濾布清洗罐中收集起來,然後通過濾布清洗泵抽到皮帶機上進行主要濾布和濾帶的清洗,真空盒密封和濾帶潤滑。
  12. Furthermore, it discusses how to figure out these models mentioned above. with reference to the design of various automobiles, it primary defines the method to get key parameters in platform lorry general design, and creates mathematical model. it provides more reference to choose axis, driving axle, number of arrest axles, type of tire, pump, motor, lift hydrocylinder, maximum payload and sole weight reasonably

    在參考各類汽車設計思想的基礎上,根據理論推導和經驗公式的計算,初步確定了平板車總體設計階段的主要技術參數的求解方法,建立了數學模型,為合理地選擇軸、驅動橋、制動橋個數,輪胎型號、泵、馬達、舉升油缸、平板車的最大載重量和自重的選擇等提供了依據。
  13. There are many equipments important to safety in - vessel of cefr, such as intermediate heat exchanger, decay heat exchanger, primary coolant pump, and core support structure

    其堆內有許多涉及反應堆安全的重要部件,如中間熱交換器,事故熱交換器,一次主循環鈉泵以及堆內支承等。
  14. Each primary coolant pump will circulate the cooling water ordinary water around the loop through the reactor core at a high pressure of about 155 bar 1 bar 100 kpa. in addition to its

    每一臺主泵會帶動約155巴1巴100千帕的高壓冷卻水普通水在其環路內經過反應堆堆芯循環流動,這些冷卻水不但是用作
  15. The control of secondary adjusting hydrostatic transmission system which is different from the regulation of the traditional primary element ( hydraulic pump ), is the system that is directly adjusting secondary element ( hydraulic motor )

    二次調節靜液傳動系統是區別于傳統的一次元件(液壓泵)的調節,直接對二次元件(液壓馬達)進行調節的系統。
  16. Each loop has a primary coolant pump, a steam generator and the interconnected piping

    每一環路設有一臺主泵一臺蒸汽發生器,與及連接管道。
  17. Each loop has a primary coolant pump, a steam generator and the interconnected piping. a pressuriser is installed in one of the 3 loops

    每一環路設有一臺主泵、一臺蒸汽發生器,與及連接管道。其中一個環路裝設一臺穩壓器。
  18. Presents the air conditioning system and smoke exhaust system design of this project, applies the primary air fan coil system and secondary pump water system in the top electronics city

    摘要簡要介紹了鼎好電子商城空調系統和防排煙系統的設計,商城採用了風機盤管加新風空調系統和二次泵空調水系統。
  19. Discussion on energy efficiency of primary pump system with variable flow in air conditioning

    淺談空調變流量一次泵系統的節能
  20. The author programs for new design through microsoft visual basic and microsoft access, and applies the program successfully to actual system design, and in the end concludes a control strategy adapting the situation of china. the strategy is characterized by adding and meliorating a few of the equipments of the primary pump system, resulting in safe, efficient and economic operation mode, and lighting the workload at the same time

    本文針對目前國內普遍採用的一次泵變流量系統存在的問題,吸收了國內外空調冷水變流量系統成功的控制方法的長處,提出了一種既適合中國國情,又經濟可行的控制策略,其特點是,只需在現有的一次泵系統控制形式上增加和改進少量控制設備,就能使系統安全、高效、節能運行,並降低了空調冷水系統的能耗,減輕了運行管理人員的工作量。
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