axial turbine 中文意思是什麼

axial turbine 解釋
軸兩渦輪
  • axial : adj. 1. 軸的。2. 成軸的。3. 軸周圍的,軸向的。adv. -ly 在軸的方向,與軸平行地。
  • turbine : n 【機械工程】(渦)輪機,葉輪機,汽輪機,透平機。 a hydraulic [water] turbine 水輪機。 a steam t...
  1. Modal bode plot theory for diagnosing the rotor imbalance axial position and rotor imbalance type is presented based on advanced rotor dynamics theory and field balancing rotating machinery theory and comprehensive experience of field balancing steam - turbine generator set

    摘要基於轉子動力學理論、汽輪發電機組軸系現場動平衡理論和工程實踐經驗,提出可直接判斷軸系不平衡軸向位置及不平衡型式的振型波特曲線方法。
  2. In chapter 3, the subgrid eddy - viscosity model for large eddy simulation is applied to calculate the three dimensions unsteady periodic turbulent flow in yantan francis turbine. the pulsating characteristics of some main physical parameters in flow field are found. the calculated axial water thrust of hydraulic turbine agrees with the model - test value

    第三章採用大渦模擬亞格子渦粘模型,對巖灘混流式水輪機的流場進行三維非定常湍流分析,得到了流場中各物理量的脈動特性,計算出ms的軸向水推力與模型試驗值大小相當;同時論證了對于下機架承重的混流式水輪發電機組可採用其推力軸承負荷作為水電站廠房振動的最大垂直激振荷載。
  3. For getting the runner characteristics more correctly, researching the representation of runner characteristics of the kaplan turbine in this paper, and using this method of modifying runner characteristics to calculate the transient of hydraulic power station. improving the calculating model of the axial thrust in the kaplan turbine ' s transient. base on the theory of screw propeller without any boundary, using the theory of screw propeller with pipe, and the formula to calculate the dynamic axial thrust during transient is developed

    本文對轉槳機組在過渡過程中的槳葉劃水產生水推力的數學模型進行了改進,在原來使用無邊界螺旋槳進行等效的基礎上,使用了導管螺旋槳對轉槳機組中的槳葉劃水進行等效,並且比較詳細的分析了影響轉槳機組軸向水推力的各個因素,以及給出了動態計算軸向水推力的公式,通過計算表明,使用改進后的動態水推力計算模型得到的結果能較好的反應實測的動態軸向水推力。
  4. Axial flow turbine generator set

    貫流式水輪發電機組
  5. The results of computation show that the axial force on the impeller of pump pushes the pump impeller towards turbine, that axial force on the turbine makes the turbine close to the pump impeller, and axial force on guide roller propelles guide roller towards the pump impeller

    實例計算發現,泵輪的軸向力拉動泵輪向渦輪靠近;渦輪的軸向力拉動渦輪向泵輪靠近;導輪的軸向力拉動導輪向泵輪靠近。
  6. Guide for installation technology of embedded components of axial turbine

    軸流式水輪機埋件安裝工藝導則
  7. In this axial turbine, steam always flows along the axis of rotated axis, thus, all blades extend with the radiation shape along the axis outward

    在這種軸流式渦輪機中,蒸汽總是沿主軸的旋轉軸流動的,因此,葉片由主軸向外呈輻射狀展開。
  8. A full mathematical model of optimal flow pattern design withengineering constraints was put forward, based on modern optimal control theory. an optimal flow pattern design was presented for optimizing meridional channel of axial flow turbine. according to integral optimization of turbine stages, a full physical model and mathematical expression were put forward for proposition of optimal flow pattern, including all performance parameters in turbine stages. this problem was further recast into a typical form control to maximize specific performance index such as work or efficiency of stage with given initial state, fixed terminal condition and constraints for part of state terminal variables. the program was also worked out according penalty function method and conjugate gradient method. the optimal distribution of c1ur1 ( r1 ) was obtained according to constraint conditions and maximized objective function

    把近代最優控制論方法引入軸流透平葉片的設計,在優化的軸流透平子午通道內,建立包括透平級內所有性能參量的最優流型命題的完整的物理模型及其數學表達式,並歸化為一個在給定初始狀態、自變量終端固定、部分狀態變量終端受有約束的條件下,使級的某一性能指標(如級的功率)達到最優的最優控制問題,應用「代價函數法」及「共軛梯度法」編制計算程序,計算得到符合給定約束條件、並使目標函數取極值的最優環量分佈,結果是令人滿意的。
  9. Based on the acquaintance of the reason and background of turbine ’ s differential expansion, the thermal characteristics and axial displacement of the steam turbine rotor have been discussed

    本文在介紹和了解汽輪機脹差產生現象的前提下,著手了解研究汽輪機轉子的熱力學特點和軸向位移。
  10. By it, the temperature and axial displacement on axes around the blades of the turbine can be measured. the advanced circuits monitor their change. if the temperature and displacement go beyond the normal range, the alert will be sent out, and they can be stopped and repaired " at that time

    渦輪機的工作環境惡劣,為克服環境給測量帶來的困難,採用非接觸式測量方法對渦輪機軸的溫度和渦輪機軸的軸向位移進行測量,採用精確的電路監控溫度和位移的變化,若溫度和位移超出其正常工作范圍,立刻發出警報,停止其工作以進行及時的修理。
  11. The development of the dynamic test - bed for fluid flow machine, one of the sub - projects within the " national 211 project ", can carry out the tests on the static and dynamic properties of not only both the hydraulic turbine units and water pump flits with the types of axial - flow, mixed - flow and inclined - flow, but also the centrifugal pump unit ; of which the testing process is automatically controlled by a pc with higher testing precision

    摘要流體機械動態試驗臺是國家「 211工程」建設項目之一,可以進行軸流式(貫流式) 、混流式、斜流式水輪機組的靜特性、動特性試驗,也可以進行軸流式(貫流式) 、混流式、斜流式、離心式水泵機組的靜特性、動特性試驗,試驗過程由微型計算機自動控制,試驗精度高,操作方便、靈活。
  12. The axial - flow turbine generator set is suitable for low head from 2m to 70. its feature is that the water flow passes through the runner axially. the axialflow turbine generator set can be classified into two forms according to the runner construction : one is fixed blades propeller for small variation of head and power, the other is movable blades kaplan for large variation of head and power

    貫流式水輪發電機組是低水頭大流量電站的較好機型,一般適用於水頭2 ~ 15米,其特點是水流從進水口到尾水出口都是軸向的,流道基本上成直線,因而貫流式水輪發電機組具有水流特性好,效率較高等特點。
  13. Research on arasion of yellow river water flow to axial - flow turbine and its protection

    黃河水流對軸流式水輪機磨蝕及其防護研究
  14. Axial flow turbine

    軸流式水輪機
  15. Abstract : when the axial flow turbine operates in sand - loaded rivers, it frequently suffers the sand wear and abrasion

    文摘:軸流式水輪機在含沙水流中運行時,常遭到泥沙磨損和磨蝕破壞。
  16. Urbular turbine generator set is suitable for heads from 2m to 15m and large discnarge. its feature is that water flow is axial throughout the passage from the inlet to the outlet, so that the passage is straight conduit essentially. the tubular turbine generator set is characterized by good characteristic of water flow and high efficiency. etc

    混流式水輪發電機組廣泛適用於高中低各種水頭,一般從10米至300米,其特點是水流流經轉輪葉片時先沿著幅向進入,然後逐漸變成軸向離開,因而混流式水輪發電機組具有運行可靠,結構簡單,平均效率較高等特點。
  17. Features of the axial exhaust condenser in siemens gas - turbine combined cycle power unit

    蒸汽聯合循環機組軸向排汽凝汽器的特點
  18. Axial flow steam turbine

    軸流蒸汽渦輪機
  19. Technical specification for construction of fccu axial flow compressor - flue gas turbine trains

    催化裂化裝置軸流壓縮機-煙氣輪機機組施工技術規程
  20. Several axial turbine and compressor geometry profile designs are presented. also some turbine and compressor sample cascade design cases and their calculated performance for different prescribed conditions are given and discussed. in the design procedure, the presented method in the paper shows its applicability and effectiveness, especially for modification of the proscribed velocity distribution

    本文對多個渦輪、壓氣機算例進行了優化設計和流場計算檢驗,結果表明,本文所提出的方法能對葉片表面速度分佈進行有效調節,減少了很多人工調控因素,使葉型設計技術得到了進一步的完善和提高。
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