水輪機工 的英文怎麼說

中文拼音 [shuǐlúnjīgōng]
水輪機工 英文
millwright
  • 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
  • 工 : Ⅰ名詞1 （工人和工人階級） worker; workman; the working class 2 （工作; 生產勞動） work; labour 3 ...
  • 輪機 : turbine
  1. Because of the technical complexity of the turbine for the three gorges project and on the basis of several important technical problems which have been defined in the international bidding documents for 14 generating units in the left bank power station, the owner of the project has decided another some important technical problems based on appraisal and comparison in the bid appraisal stage after the bidding documents are analyzed and the tender documents are cleared by the tenderers

    由於三峽工程水輪機技術上的復雜性和挑戰性，在左岸電站14臺機組國際招標文件已明確了若干重大技術問題的基礎上，在機組議評標階段，對招標文件進行分析和投標商對投標文件進行澄清說明后，經評議比選，業主又決策了幾個重大技術問題，主要有：水輪機設計水頭的確定，負傾角葉片水輪機的應用，兩套水力設計，舍棄初期轉輪，蝸殼進行水壓試驗等。
  2. Based on the contrast with other method, the way " frame + rule " is choused to store the knowledge. directing against the characteristic, put forward positive and negative to the tactics of mixing reasoning. at last adopting the thought of the soft project, the modularized and open system of hydraulic turbine group is realized by delphi 6, which is an object - oriented language

    在本文中，研究了水輪機組的狀態監測和故障診斷整個系統，闡明了系統主要內容和總體框架，並著重研究了作為專家系統核心的知識庫及管理系統的構建方法，在比較的基礎上採用了「框架+規則」的組合存儲方法，並且針對特點提出了正反向混合推理的策略，最後採用軟體工程的思想，用delphi6 . 0編程實現了具有模塊化和開放式的水輪機組的故障診斷專家系統。
  3. 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。
  4. The calculated result from an example shows that the stable sectional area reduces with the increase of working head, or the decrease of the tailrace tunnel length

    計算結果表明，尾水調壓室斷面面積隨水輪機工作水頭的增大或尾水洞長度的縮短而減小。
  5. Energy losses leading to a decrease in head are also done away with, likewise losses in flow rate from the screening installations, both of which can have a detrimental effect on the efficiency of the facility. the constructional effort required for a hydrodynamic screw is small compared to that required for a turbine. if the compact version of a hydrodynamic screw hydrodynamic screw trough power take - off unit combined as a single unit is used, the constructional effort can be further reduced

    水力螺旋機技術的優點有：無需監控系統，可自行調節水體供給和供給頻率運行效率高於水輪機和小型渦輪機效率梯度平穩轉速低20rpm - 80rpm ，運行穩定防磨損無需定期清潔，易維護對河道湖泊里的魚蝦無損害基礎工事少，安裝簡便無堵塞，無需隔欄裝置能量利用充分等。
  6. This paper elaborates the parameters selection of the 700mw turbine for laxiwa power station located upstream yellow river, which is coming into construction soon. through statistical calculation of specific speed for turbines with large capacity, high operating head in domestic and oversea power station, utilizing turbine homologous theory. adopting regression statistic calculation method, it has got specific speed statistic equation., the demonstration of primary parameters selection, and the primary target parameters suitable for laxiwa power station

    本文針對黃河上游即將開工建設的拉西瓦水電站700mw水輪機的參數選擇進行了研究，通過對國內外的大容量、高水頭水輪機的比轉速統計計算，利用水輪機的相似理論，採用回歸統計計算方法，統計出了比轉速統計方程，並進行了水輪機主要參數選擇論證，提出了適合拉西瓦水電站水輪機的主要目標參數。
  7. Establishing of simulation environment for multi - axis machining of hydro turbine blades

    水輪機葉片多軸數控加工的模擬環境構建
  8. The artificial neural network is used to tackle an ill - posed problem of the parameter identification and to approximate nonlinear function relationship between the vibration responses of the hydraulic generator and model parameters

    利用人工神經網路具有解決參數識別反問題不適定性的能力，建立了水輪機系統響應與模型參數之間近似的非線性函數關系。
  9. 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。
  10. The repair and maintenance work of the turbine blades is the international problem for all the hydro power plant. a lot of manpower and resources is costed every year, especially in china, because the rivers contain plentiful sand, the problem is more serious

    水輪機轉輪葉片的維修與維護一直是各國水電部門的一項重要工作，每年都要對其耗費巨大的人力、物力、財力，尤其是我國河流泥沙含量大，此項工作就更為艱巨。
  11. Research on kinematic analysis founds the theoretic base for farther study. ihca will be a new way to solve the inverse kinematic problem. it may be used for reference to the blending of multi - subject that the advanced technology in intelligent artificial is successfully used to solve the inverse kinematic problem

    對水輪機葉形現場檢測機械臂運動學的研究為進一步的控制研究打下了良好的理論基礎；智能登山法巧妙的將人工智慧中的搜索演算法應用於機器人運動學逆解的求取，為機器人領域求取運動學逆解提供了一條新的途徑，對實現了多學科之間的融合也有一定的借鑒意義。
  12. 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。
  13. Technological guide for assembly and welding of metal spiral case of turbine

    水輪機金屬蝸殼安裝焊接.工藝導則
  14. The theme is an important part of province project for tackling key problem concerning the development of minitype welding and repairing instrument suiting for working in the turbine pit, the theme is worked in the welding and grinding robot. with d - h method the kinetic coordinate and equations are built which is the base of controlling robot

    本課題是省科技攻關項目「機坑內修復小型焊補機的研製」的重要組成部分，本文的研究工作是針對水輪機修復專用機器人進行的，應用d - h方法建立了此機器人的各關節之間的坐標關系及其運動學正問題方程，為機器人系統的運動控制提供了可靠依據。
  15. At present, the means for repairing hydraulic turbine blades in our country are still manual weld and manual polish. the working condition is bad and labour intensity great for workers and overhaul efficiency low and inferior

    目前，國內水輪機轉輪葉片修復仍採用手工補焊、人工打磨等檢修手段，工人勞動環境惡劣，勞動強度大，且檢修效率低，質量差。
  16. 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」 。
  17. Guide for installation technology of embedded components of axial turbine

    軸流式水輪機埋件安裝工藝導則
  18. The result indicates that the maximum stress on the runner is mainly in proportion to the turbine output

    結果表明在大部分工況下該轉輪葉片最大靜應力基本上與水輪機功率成線性關系。
  19. Research on vibration problem of hydraulic turbines under the high head and low output operation conditions

    水輪機在高水頭低負荷工況下振動問題的研究
  20. In order to resolve the question, in the thesis a simulation arithmetic of hydro - electrical system is put up. the equations of hydro - electrical system are divided to two parts, one of which consists of the differential equations of conduit system, hydro turbine and generator ' s rotator and is solved by characteristic equation arithmetic, the other of which consists of the differential equations of generator, magnetic system and grid and is solved by longge - kuta arithmetic or covert integrated arithmetic. through the alternative solving of the two parts, the simulation results of the large - disturbance transient could be abstained eventually

    為解決這一問題，本文提出了一種將水力系統和電力系統方程交替求解的水電系統聯合模擬演算法，即將包括輸水系統、水輪機以及機組轉子等部分的水力系統差分方程作為一部分，將包括同步發電機、勵磁系統以及電網等部分的電力系統微分方程或差分方程作為另一鄭州大學工學碩士論文部分，對前一部分採用特徵線法求解，對后一部分根據模型形式採用龍格一庫塔法或隱式積分法等演算法求解，這兩部分的求解過程交替進行，最終即可得到水電系統大擾動過程的模擬結果。
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