泵的揚程 的英文怎麼說

中文拼音 [bèngdeyángchéng]
泵的揚程 英文
lift of pump
  • : 名詞(吸入和排出流體的機械) pump
  • : 4次方是 The fourth power of 2 is direction
  • : Ⅰ動詞1 (高舉; 往上升) raise 2 (往上拋撒) throw up and scatter; winnow 3 (傳播出去) spread; ...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  1. This is portable pump with strong suction and medium head doss, equiped with extraordinary hair collector ; the body is made of themal plastic of strength ening fiberglass with good corrosive and impact resistance ; and with the advan tages of high flow, quiet

    這是一款輕便、自吸式、中等、配有特大毛發收集器;體由玻纖增強塑料注塑而成;有良好抗沖性和耐腐蝕性;此水具有高流量、運行安靜之優點。
  2. In accordance with the characteristics of multi - units and high - lift pump station and the application to the actual project, the main pumping house and the auxiliary pumping house are arranged in combination with the intake pond, and then the understructure is integrated with the main pump house ; with which the working space is fully used with convenient management and investment saving

    摘要結合工應用,針對多機組、高離心特點,將主副廠房及進水池結合布置,下部結構與主廠房形成整體結構,既便於維護管理,又節省投資、充分利用空間。
  3. In our northwest region, centrifugal pump are widely adopted in high - lift pumping station and for various reasons, few research has been done on the " pumping station unit commitment decision support system " with consideration in secure and economic operation. while it came to an unavoidable question after the implementation of computer monitoring control system

    我國西北高站大多採用離心,由於種種原因,綜合考慮安全運行與經濟運行站機組啟停決策支持系統」尚少有研究,在站實施計算機監控之後這類問題已是不可迴避問題。
  4. Flow characteristics of moveable teeth gear rotator pump

    農用高大流量活齒齒輪轉子流量特性
  5. According to pump performance curve shown we can get that the distance h is changed with the rotate speed n in the same point q, and the flux q is changed with the rotate speed n in the same point h. from the curve we can get the rule that the distance and rotate speed are in direct with ratio at the same flux point, and the rotate speed and the flux are also in direct with ratio at the same distance point

    根據相似定律:流量與轉速一次方成正比;與轉速二次方成正比;功率與轉速三次方成正比。即在降低轉速,調低水出水同時,功率下降幅度非常大,從中可以節省相當大電能。完全應在高水位時降低水機組轉速,從而使電機輸出功率隨著轉速下降值與轉速原值商三次方關系下降。
  6. Cw the feature of cw magnetic - driving vortex pumps is little capacity, high - head, it can convey the fluid containing 20 percent of gas and non - lubricative, also can be used to the occasion where npsh is low

    Cw型磁傳動旋渦,是小流量高應用最理想選擇;可輸送含有20 %氣體介質,可應用於非潤滑性流體和汽蝕余量很低場合。
  7. At the same time, a lot of electrical energy is wasted when the level is high and the working curve is displaced. so urgent affairs are choosing right timing ways to rebuild the pumps. applying frequency conversion timing to wind machines and pumps is an important technology in our country

    設計都按照長江、漢水百年一遇最低水位選擇水出水,這樣在高水位時往往由於太大而偏離水工作高效區,浪費了大量電能,選擇合適調速方式對船水機組進行節能改造,成為當務之急。
  8. It is a vane pump with high head, small flow and low specific speed, which is smaller, flight and simpler in structure than positive displacement pump mulfistage centrifugal pump, and may handle liquid of high gas or steam content

    是一種高,低比速葉片,比容積式和多級離心體積小、重量輕、機構簡單等優點,並可以輸送氣體或蒸氣含量較輕液體。
  9. Study of method about how to measure mineral pump lift

    礦用水測量方法研究
  10. The pressure of pressure stabilizing pump will be settled on the basis of its delivery head which is not calculated but determined by the delivery head of main fire pump as the function of it is to stabilize the pressure inside the fire water system

    穩壓壓力設定值決定於穩壓,穩壓泵的揚程一般不另行計算,而是採用消防主泵的揚程,其原因在於設置穩壓是使消防給水管網水壓穩定。
  11. By this way, however, the working pressure of the fire water system will be at higher level in case of the central stabilizing high pressure system and undesirable consequences related to the pressure - acceptance of the pipe and the joints shall come forth

    而在集中穩高壓給水系統中,這樣確定穩壓及設定壓力值,往往使消防給水管網始終處于較高壓力工況,因而使管網內水壓與管道及其介面承壓能力這一對矛盾趨于突出。
  12. Based on many references form civil and abroad, the author mainly studies the measurment theory and method for flux, raising height, axial power and rotational velocity. avoiding many complicated and intermediate courses for power wastage analysis, introduces the electric measurement and using efficiency curve of motor in measureing axial power, and satisfies the automatization of the device. the paper also provides a new method, inductive winding, in measuring rotational velocity of electromotor, supplys limitations of other method in measuring rotational velocity of electromotor in water, and meet practical needs in developing diving electric pump for corporation

    作者在參閱大量國內外有關文獻,著重探討了水流量、、軸功率、轉速測試原理和測試方法,提出了採用電測法並結合電機效率特性曲線測量水軸功率,從而避免了損耗分析法中大量復雜中間過,滿足了試驗裝置自動化測量要求;採用漏磁感應線圈法測量電機轉速,彌補了其它轉速測量方法對水下電機測試局限性,適應了萊恩公司開發潛水電實際需要。
  13. H the high - raisepitch of pump also must install inverted - end valve at export - pipeline, to prevent the water - hammer of closed suddenly to destroy

    8在出口管路上還應該安裝逆止閥,以防突然停機水錘破壞
  14. Three mathematical models are presented to express the characteristics based on the systematical analysis of mechanical, hydraulic and fluid dynamic characteristics during three transient process, and numerical calculation methods are carried out to the three mathematical models. with the rigid water hummer theory and hydraulic characteristics, this paper has improved the boundary condition equation at pump during the suspending period, and drew a simplified mathematical model

    針對大型低站過渡過具體特點,利用剛性水錘理論,對事故停邊界條件方進行改進,並結合裝置水力特性,得出大型低站停過渡過簡易計算方法數學模型;針對具體數學模型編製序進行計算求解。
  15. A new type of very low specific speed pump ? roto - jet pump is presented for low flowrate and high head transportation, which is introduced at the end of the thesis

    論文最後主要研究了一種隸屬于極低比轉數離心范疇新型? ?旋噴,它是一種新型石油化工用,具有流量小、高、流量曲線平緩特點。
  16. In present thesis, the actual design theories and methods for super - low specific - speed pump are introduced first, including " the increased flowrate design method ", " the method of anti - hump on h ~ q characteristic curve ", " non - overload design method ", " the design method of complex impeller " and so on. according to these methods, 5 types of impeller have been designed

    論文首先對極低比轉數離心現行設計理論和設計方法作了介紹,包括加大流量設計法、減小或消除曲線駝峰途徑、無過載設計及復合葉輪設計法等,並按照這些方法設計了五種葉輪。
  17. The distance of pumps in water factory is designed in the light of the lowest river level for the purpose of the best distance

    沿長江、漢水流域一帶,城鎮供水廠取水水機組為了保證在沽水期低水位時,水機組出水
  18. The relational formula between axial gap and radial gap and relational formula with considering centrifugal thrust effect was solved

    並應用連續方和水式,求出了間隙?漏量是其間隙幾何參數及函數關系式。
  19. According to the common method of the performance calculation of centrifugal pump, the author calculated the head and power of the pump, showed the way to get the pressure of the outlet

    根據一般離心計算方法,結合螺旋型離心特點,論文計算了泵的揚程和功率,給出了在已知流量和進口壓力情況下求得出口壓力方法。
  20. The results show that the screw centrifugal pump is a type of well - working pump with good performance. it has higher head and efficiency with better ability of anti - erosion

    研究結果表明,螺旋型離心是一種性能優良增壓,具有較高和效率,良好抗氣蝕性。
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