kaplan turbine 中文意思是什麼

kaplan turbine 解釋
卡普蘭式水輪機
  • kaplan : 卡普蘭
  • 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. Building up the math - model of transient for the all hinge of riverbed power station with the kaplan turbine, building a simulation software for this kind of system and calculate the transient which take into account the effect of the ground swell on the riverbed. this program also can calculate the different kind of the kaplan turbine

    針對轉槳機組河床逕流式電站的樞紐系統,建立了全樞紐過渡過程的計算模型,並且編制了相應的計算程序,進行了計及河床涌浪的全樞紐系統的過渡過程模擬計算,該程序能對同一樞紐中含有不同型號機組的電站同時進行過渡過程計算。
  2. Guide for assembly and test technology of runner of kaplan turbine

    轉槳式轉輪組裝與試驗工藝導則
  3. A pcc based stepping motor driven dual control governor for kaplan turbine is presented in this paper. the governor adds the function of adaptive control of blades and radius basis function cam network based on the current pcc based stepping motor driven single control governor

    該調速器在當前pcc步進式水輪機單調整調速器的基礎上引入了槳葉自適應控制和基於rbf網路的協聯裝置,可定期對轉槳式水輪機協聯關系進行自校正,保證水輪機始終運行在較高效率區。
  4. 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。
  5. The calculation model of hydro - mechanical transient in existence was deeply studied and the conclusion is that, for kaplan turbine and pelton turbine, neglecting differences of dynamic mater pressure along the turbine spiral case during transient may cause some error in the calculation of pressure rise and speed rise

    本文深入研究分析了軸流式和沖擊式機組過渡過程計算的現有模型,指出現有模型中對蝸殼(進水管)部分的處理方法會給這兩種機組的過渡過程計算帶來相對較大的偏差。
  6. The paper makes simulation for each type of electro - hydraulic regulating system of turbine. the results of simulation show that for the francis and kaplan turbines the contradiction between regulation time and pressure increasing can be solved by logical chosen of feedback adjustment coefficient and control cost - weighting matrix. for tublar turbine the dynamic matrix pi control scheme can effectively solves the difficulty of speed stabling of this type turbine

    本文對各種機組調節系統進行模擬,結果表明,對于混流式和軸流轉漿式機組,通過反饋校正系數和控制權矩陣的正確選擇,可以解決調節時間和水擊壓力上升的矛盾;對于貫流式機組,提出了動態矩陣pi控制方案,可以較好的解決此類機組轉速難以穩定的問題。
  7. Numerical simulation of the steady cavitating turbulent flow in the whole flow passage of a kaplan turbine has been carried out by using a full cavitation model and a mixture two - phase flow model

    摘要採用一種完整空化模型和一種混合流體兩相流模型,對軸流式水輪機全流道內的定常空化湍流流動進行了數值模擬。
  8. The all hinge of riverbed power station of the kaplan turbine ' s transient is studied in this paper whose background is the water hinge of power station in sha potou on the yellow river

    本文以黃河沙坡頭水利樞紐電站系統為工程背景,對轉槳機組河床逕流式電站全樞紐系統進行了過渡過程的數值模擬研究。
  9. Phenomena on tribo - fatigue in pivot - copper bushing pairs of a large kaplan turbine

    銅瓦摩擦副失效分析及再製造方案的探討
  10. 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。
  11. The numerical simulation and experimental research made on the characteristics of the clearance cavitations in kaplan turbine are described herein ; in which the analysis mainly is concentrated on the characteristics of leakage - vortex caused by the flow of the clearance between blade tip and blade chamber, that occurs at the front - pressure side of the blade, and the intensity of the secondary - flow - vortex ; furthermore, the relationship in between the leakage - vortex, secondary flow vortex, cavitations and erosion are analyzed as well

    摘要對軸流轉槳式水輪機輪緣間隙流動及空化特性進行數值模擬和試驗研究,重點分析輪緣間隙流動在正面頭部泄漏流動所引起的泄漏渦帶、二次流動的漩渦強度和空化特性,以及泄漏渦帶旋轉、二次流動的漩渦與空蝕和磨損之間的關系。
  12. Study on optimal design of francis and kaplan hydraulic turbine in sandy water

    含沙水中混流和軸流式水輪機優化設計研究
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