高比速泵 的英文怎麼說

中文拼音 [gāobèng]
高比速泵 英文
high specific speed pump
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 名詞(吸入和排出流體的機械) pump
  1. The magnetic suspension bearingless motors generate both electromagnetic torque and magnetic levitation forces for the rotor suspension by the motor itself. the bearingless motor is comparatively suited for using as artificial heart blood pump motor due to the advantages of without mechanical wear and noise, structure compact and contactless

    磁懸浮無軸承電機定、轉子既用於產生驅動力矩,同時又用於產生支撐轉子的磁懸浮力,具有無機械磨損、噪音小、可和體積小等特點,較適用於人工心臟血電機。
  2. Compared with the mud on wall form hole technology, clash stake technology or vibration sink pipe technology used in complex foundation stake forming, it has advantages of no vibration, no pollution, and no noise. in addition, since the concrete pressed into the drill stem sent vibration free concrete to the pump, so it is eas y to ensure the quality of the stake body. compared with the mud on wall and dry work form hole technology, the side obstruction and end obstruction of screw drill press concrete stake have all been accordingly improved, the weight bearing is better, and the transmutation of the complex foundation is less

    其中,螺旋鉆孔壓灌混凝土成樁技術自研製以來,已在多項復合地基工程中進行了應用,較好地解決了軟弱地層成孔困難的問題,適應地質條件范圍廣,成樁度較快,工期短、工效;與復合地基成樁時的泥漿護壁成孔工藝、振沖樁工藝或振動沉管工藝施工較,具有無振動、無污染、無噪音的優點;另外,壓入鉆桿內的混凝土為送免振混凝土,因此樁體質量易於保證;與泥漿護壁和干作業成孔工藝相,螺旋鉆孔壓灌混凝土成樁的側阻和端阻都有相應的提,樁的承載性能較好,復合地基的變形較小。
  3. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度(底部度)與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進行了分析,獲得了坯料在不同凸模行程下的等效應變場、度場等場變量及凸模行程-載荷曲線,同時對油定子成形過程的影響因素等進行了分析,優化並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油定子件,並將模擬結果與生產實驗結果進行較。
  4. 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:流量與轉的一次方成正;揚程與轉的二次方成正;功率與轉的三次方成正。即在降低轉,調低水出水揚程的同時,功率下降的幅度非常大,從中可以節省相當大的電能。完全應在水位時降低水機組轉,從而使電機的輸出功率隨著轉下降值與轉原值商的三次方關系下降。
  5. 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

    是一種揚程,低的葉片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的液體。
  6. Liquid helium cryocondensation pump has great advantages in large pumping speed, working pressure range and high ultimate pressure, etc. it ' s more excellent than any other vacuum pump. it can meet the vacuum requirement of nbi and can improve the transportation efficiency. the development of neutral beam injection ( nbi ) system in the world, the structure of nbi system used on the ht - 7 device of asipp was introduced in the thesis

    液氦低溫冷凝是利用低溫面對氣體有強吸附能力的原理,實現抽氣的真空獲得設備,它具有抽大、工作壓強范圍寬、極限真空度等一系列優點,是普通真空設備無法擬的,作為中性束注入系統的主抽,它能滿足中性束注入系統對大抽的要求,提中性束的傳輸效率。
  7. The control precision of the slider with 2400mm effective stroke can reach 0. 05mm. the properties of the position control system are not exigent, only the dynamic non - overshooting and the stable - state - precision are considered. the system has given out satisfactory result when used in practical engineering, 0. 03mm position control precision has been achieved, on account of dead band, the performance of proportional valve is worse than that of servo valve, but some advantages of proportional valve has made it more fit for industrial control

    系統方案採用重復性能(反向回差)好的例方向閥,使有效行程為2400mm的滑塊控制精度達到0 . 05mm ,位控系統快性要求不,主要考慮系統穩態重復精度,此方案在實際工程中已經取得了滿意的效果,位置控制精度達到0 . 03mm ,可以取代同類產品中日本川崎重工的控系統。
  8. The increasing - flow design method is presented on superlow - specific - speed high - speed centrifugal pump in this paper

    闡述了超低轉數復合葉輪離心的加大流量設計方法,並給出了兩個設計實例。
  9. The analyses given in this paper to quasi - three - level for 946 nm laser are complete. the relation between 946 nm laser transmission and optimal crystal length has been derived from the rate equations describing the population inversion and the photon density in the laser cavity in the steady - state case. the minimal claims to coating have been given on the base of contrasting 946 nm transmission with 1064 nm transmission in the condition of different cavity losses and how the pump beam radius in the laser crystal and optimal crystal length affect the laser threshold and output power of 946 nm laser has been given as well

    對產生946nm譜線的準三能級結構給出了較為完整的分析,利用激光諧振腔處于穩態時的率方程,導出了準三能級nd : yag946nm起振時,透射損耗與最佳激光晶體長度的關系,在與1064nm透射損耗相較的基礎上,給出了不同的腔損耗情況下的最低鍍膜要求,並且給出了激光閾值、輸出功率和最佳激光晶體長度及光光斑大小的關系,這為設計室溫下效運轉的946nm激光器的提供了理論基礎,這種分析方法對研究此類低增益,準三能級或三能級激光系統輸出特性有借鑒意義。
  10. A flap vlave used in pumping station is a kind of hydraulic - operated automatic gate, which is similar to a hinged check vaive. because of their simple structure and reliability, being able to shorten the length of outlet passage and facilitate the starting of pumping system in comparison with siphonic vacuum - distroied cutoff scheme. so it is propitious to be used and save investment but at the same time, flap valves always show some disadvantage

    因拍門簡單、可靠,與虹吸真空破壞截流閉鎖方式相,可以縮短出水管道(流道)長度,並利於系統起動,與快閘門相,拍門也有諸多優點,閘門門體易關閉不到位或卡住不能活動,因為門槽和?塊較軸孔容易殘留異物,閘門門體克服滑動阻力不僅無機械增益,且阻力和動力不在一直線上,門體易傾斜而自鎖,而拍門的工作可靠性則遠於快閘門。
  11. Since pump high - flowability concrete commenced in late 70 ' s, it has been put to extensive application due to its advantages of fast, high - efficiency and stable quality. but its high flowing property and pumpability also cause some negative effects, such as serious shrinkage cracks at early age, which arouses wide social concern

    流態混凝土自從70年代末期產生以來,以其快效、質量穩定等特點得到了廣泛的應用,但它的流動性和可性也產生了一些負面作用,如早期收縮開裂現象較嚴重,引起了社會的普遍關注。
  12. The intracavity photon density and initial population inversion density are assumed to be gaussian distributions instead of plan wave assumption, based on this assumption, the rate equations of diode - pumped intracavity - frequency - doubled passively q - switched laser are modified. through solving these space - dependent rate equations numerically, the results under different assumption are compared. 5

    將腔內光子密度和初始反轉粒子數的平面波近似修正為斯分佈近似,獨立地導出描述二極體浦內腔倍頻-被動調q激光器的率方程,並通過數值求解該方程較了兩種近似下脈沖特性的不同; 5 .實驗驗證了2中提出的實驗方案,並對實驗結果進行了分析。
  13. ( 5 ) the energy consumption analysis and experiment of the two systems, which are pump - control - motor speed governing system with inverter and hydraulic speed governing system with inlet throttle, are made. some useful conclusions are obtained. new clews are provided to enhance the total efficiency of hydraulic speed governing system with inverter

    ( 5 )對變頻控馬達調系統和進口節流閥控馬達調系統進行了能耗分析和對實驗研究,得到了有益結論,為進一步提變頻控馬達調系統的節能效果提供了新思路。
  14. The simulation results show that the shaped degree is decreasing when the spinning temperature and intrinsic viscosity are increasing ; the spinning speed has little effect on the shaped degree when the pump mass throughput is constant ; the shaped degree is increasing with the increasing of pump mass throughput when the spinning speed is constant ; the cross air - blow conditions have much effect on the shaped degree ; the scope of shaped cegree is increasing when the aspect ratio of spinneret hole is increasing ; the shaped degree has obvious decreasing tendency in the small zone of spinning path and this decreasing became gently when the pump mass throughput is increasing

    模擬的結果表明:扁平纖維的異形度隨著紡絲溫度及特性黏度的升而降低;供量一定時,紡對異形度的影響不大;紡絲度一定,異形度隨著供量的增大而增大;吹風條件對異形度的影響較大;隨著噴絲孔的長寬的增大,異形度增加的幅度也較大;異形度在紡程上較小的區間內有明顯的下降趨勢,並隨著供量的增加其下降的趨勢變緩。
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