水輪機特性 的英文怎麼說

中文拼音 [shuǐlúnjītèxìng]
水輪機特性 英文
turbine characteristic
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 輪 : Ⅰ名1 （輪子） wheel 2 （像輪子的東西） wheel like object; ring; disc 3 （輪船） steamer; steamboa...
  • 機 : machineengine
  • 特 : Ⅰ形容詞（特殊; 超出一般） particular; special; exceptional; unusual Ⅱ副詞1 （特別） especially; v...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 輪機 : turbine
  • 特性 : characteristic（s）; character; performance; features; properties; behaviour; response; character...
  1. Based on the linear model of governing object, this paper calculates the turbine turbine transfer coefficients and six ki parameters of generator in different work point, and the effect of these changing on latent root are calculated

    以調節對象線性化模型為基礎，從1個實例計算入手，計算了不同工況下水輪機傳遞系數和發電機6個參數的變化情況，進而計算這些參數變化對調節對象特徵根的影響。
  2. At last, considering the running trait of hydraulic turbine in true power stations, combining the complex pipe line system, generating electri city, discharge flood all use of pan shi tou reservoir compute the unsteady transition process

    最後考慮了實際電站水輪機組的運行特性，結合盤石頭水庫引水、發電、泄洪共用的復雜引水系統，進行了電站甩負荷引起的非恆定過渡過程計算。
  3. A computer drawing program of water turbine operating characteristic curve based on autocad

    的水輪機運轉特性曲線自動繪製程序
  4. In order to guarantee the normal operation of hydroelectric generator unit, it is necessary to make a thorough test of the performance and characteristics of a governor before it is installed or after it is overhauled. to facilitate the test of the governor, a real - time dynamic simulator based on pcc for water turbine governing system was developed. it has three functions : simulating controlled objects ( pressure water conveying system, water turbine, generator and electric grid ), simulating governor " s electro - hydraulic servo system and working as a real - time measuring system for governor

    水輪機調速器是水輪發電機組一個很重要的自動化調節設備，它由調節器和電液隨動系統組成，在調速器安裝或者大修后都要對其性能和特性進行全面測試，為了方便對水輪機調速器的測試，特開發水力機組調速系統實時動態模擬儀，該模擬儀具有三種功能：對調速器調節對象（有壓引水系統、水輪機、發電機和電網）進行模擬、對調速器電液隨動系統與調節對象進行模擬和作為實時測試系統監測調速器的工作是否正常。
  5. 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。
  6. The transient cfd simulation including the spiral case, stay vane, guide vane, runner vane and draft tube at different operation points is studied fitly, then the result of the pressure distribution on runner blade is provided for the runner transient structural simulation by fluid - structure interaction ( fsi ) method

    文中首先對高水頭小負荷的渦帶工況下混流式水輪機內流場進行非定常cfd計算，得到渦帶工況下葉片表面不同時刻的水壓力載荷，並利用流固耦合方法對轉輪進行結構場瞬態特性計算，分析轉輪葉片的動應力特性。
  7. Experimental study of the supersonic characteristic of hydraulic turbine cavitation

    水輪機空化的超聲波特性試驗研究
  8. Cavitations in foreign hydraulic turbines appear in clear water condition, so its destructive extent is not far more serious than in yellow river in our country. stronger stiffness and more agility are required for special - purpose robot for hydraulic turbine repair used in our country, especially robot for polishing after weld. foreign robot for hydraulic turbine repair could not satisfy our working require, so we develop special - purpose robot system that is used to polish and weld repair cavitated flow path surfaces of hydraulic turbines on all locations

    國外水電站的水輪機汽蝕是在清水條件下產生的，其破壞程度遠不及我國黃河等水域嚴重，用於我國水輪機修復工作的專用機器人，特別是補焊后承擔打磨的機器人，要求有更強的剛度和更大的靈活性，國外水輪機修復機器人滿足不了我國水輪機修復工作要求，因此我們開發了用於在機坑內對水輪機空蝕磨損破壞表面進行修復的「水輪機修復專用機器人」 。
  9. The results indicated that the efficiency of turbine was enhanced obviously, the efficiency curve overcasts the unchanged one completely. given the same output, the efficiency after retrofit design was higher than that before retrofit design, which was more distinct in high load area

    結果表明，水輪機效率特性明顯增加，其效率曲線完全包絡改造前的效率以上區域，在發出相同效率的情況下，改型後效率均比改型前高，在高負荷區表現尤為明顯。
  10. All of that will help us to analyze the fatigue and fracture of hydraulic turbine runner

    計算結果可為其它水輪機轉輪的動應力特性分析和疲勞分析提供參考。
  11. Turpa - a series of highly refined base oils which possess wccellent demulsibility, anti - foad and air release properties. containing antioxidant and anti - rust additives to impart high resistance to oxidation ant high temperature and to acid formation. turpa is specially recommended for steam, gas and water turbine, turpa fufills the most severe operating conditions imposed by modern heavy duty gas turbine as other general applications, such as vacuum pump, air compressor and hydraulic system, where the qualities of turbine oil are required

    德霸-高度精煉礦物油，具備了優良的抗乳化性、抗泡性及空氣釋放性，配合抗氧化劑及防銹劑，在高溫時不易氧化及產生酸性，推薦應用於蒸汽、烯氣及水輪機，德霸能滿足新式燃氣渦輪機的嚴苛操作環境，也能應用於需要一般透平機油特性的操作，如真空泵、空氣壓縮機及液壓系統等。
  12. Vibrating dynamic characteristics have been unknown but important in the modeling and mechanical analyses of large hydraulic generators

    摘要在對水輪機進行力學建模和分析時，其振動荷載特性往往是未知的，但卻是十分重要的。
  13. 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。
  14. ( 4 ) in the interest of identifying the efficiency characteristic of the retrofitted turbine runner, based on relative efficiency method, the paper carried out test on the efficiency of the small turbine in tai pin shao

    0萬千瓦是合理的。 （ 4 ）為了鑒定原型水輪機轉輪改型后的效率特性，採用相對效率法對太平哨的小機進行了效率試驗。
  15. Under various loads and working surroundings, torque measurement is the key method of study on dynamic character in water turbine ' s principal axis system

    扭矩測量是研究水輪機主軸系統在各種載荷和工作環境下動態特性的關鍵方法，受到了越來越多的關注。
  16. Combined with the actual developing situation, a new design is originated, that is, non - contact torque measurement through grating sensor. this paper has also presented the study of whole measurement system. according to actual experimental condition, a new torque measurement system of water turbine ' s principle axis is designed and tapped

    文章結合扭矩測量的國內外發展現狀和實際，根據國家自然科學基金資助項目「水輪機主軸機械繫統動態特性研究」提出的方案，採用光柵式傳感器進行扭矩的非接觸式測量，並對其整個測量系統進行了研究。
  17. 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。
  18. The treatment of hydroturbine synthetic characteristic curve by radial basis networks

    利用徑向基函數神經網路處理水輪機綜合特性曲線
  19. In this thesis, by the summarizing and analyzing about the present stability control study state of synchronous generator unit, it is achieved that the governor pss ( gpss ) is more suitable for the stability control of multi - machine system because of its better decoupled character than conventional pss ; the intelligence control theory is more reasonable than conventional methods to design the hydro - generator unit gpss because of the uncertainty of mathematical model of hydro - electricity system caused by intense nonlinear character and time - variant operating mode of hydro - turbine and water - hammer effect of hydraulic system

    本文對同步發電機組穩定控制的研究現狀進行了綜述和分析。認為：與常規pss相比，調速器側pss （ gpss ）具有良好的解耦特性，更宜用於多機系統的穩定控制；由於水輪機特性的強非線性、工況的時變性以及引水系統的水擊效應所導致的水電系統數學模型的不確定性，採用智能控制理論設計水電機組gpss較常規設計方法更為合理。
  20. Application of cellular automata in hydraulic turbine performance data processing

    元胞自動機在水輪機特性數據處理中的應用
分享友人
分享到 Line

分享到臉書