重力水輪 的英文怎麼說

中文拼音 [zhònglìshuǐlún]
重力水輪 英文
wheel， gravity
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 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...
  • 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
  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. With the developing trend of large size and large capacity, the turbine ' s natural frequencies are decrescent, maybe reaching the input forces " order of magnitude. so, it is becoming more and more important to analyze the stability of a turbine

    隨著水輪機組朝著大尺寸、大容量的方向發展，其自身的固有頻率也隨之降低，與干擾激振力的頻率屬于同一數量級，因此，水輪機組運行的穩定性就變成更為重要的問題。
  3. 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。
  4. 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。
  5. 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。
  6. After researching the part thermal equipments and systems include heaters, steam leakage and receiving systems, low pressure drain system etc, and computing the efficiency of the systems, find out the better choice of the imported assemblies than the domestic assemblies in parameter and the disfigurements in design and making. based on the above, point out the measure to progress them. according to the analysis, we can get some measures to increase the economical level of the systems and save more energy

    對局部熱力設備及熱力系統進行分析研究，包括:加熱器設備、漏汽及回收系統、低加疏水系統、主、再熱蒸汽系統以及凝汽器等部位；並計算汽輪機本體高、中、低壓缸效率，藉此著重對汽輪機通流部分進行了剖析，找出國外進口機組動、靜葉柵、葉型的選擇比國產機組先進性以及國產機組在通流部分設計和製造中的諸多缺陷，並且指出了改進的方向，為機組提高熱經濟性、節能降耗奠定了理論基礎。
  7. To improve the operation ability of the shipping routes, to optimize the sales structure, to raise the service reliability and quality, and to reduce the operation costs would be the main research points to the shipping corporations and its research centers

    3 、提升航線品質和服務質量的需要當今的貿易商和航運界已經把班輪公司航線班期及其準班率，視作衡量船公司綜合實力和經營服務水平重要評價依據。
  8. Topmost have a advanced technology in making models of luxurious crystal constructions and ships, etc. we devote our service both to domestic and foreign markets

    Topmost另一項強項是以精湛的技巧，製作豪華型水晶建築，輪船等各種模型，完美的服務于中外建造商，為其傾力打造之力作，重鑄輝煌，永存紀念。
  9. The augment of excitation setting " s control performance is fairly important to improve the static, transient and dynamic stability of power system, and enhance the setting " s utilization rating of the hydraulic turbine generator unit

    提高勵磁裝置的控制性能，對于改善電力系統靜態、暫態及動態穩定性相當重要，並且可以提高水輪發電機組的設備利用率。
  10. A lot of oil tanker failure was reported in recent years, which attracted much attention of navigation industry. after investigation and analysis, fatigue crack was suspected to be one of main causes. the fatigue cracks were discovered mostly on the side longitudinals at the connections to transverse bulkheads or transverse webs

    近年來，世界上有大量的油輪在海上失事，這一現象引起了各國航運界的高度重視，通過組織力量對油輪失事原因進行調查分析，認為一個重要的原因是艙內肋骨與上下翼艙的連接處的疲勞強度不足，導致艙室進水，然後波紋橫艙壁破壞導致進水過多而沉沒。
  11. Evaporative cooling has been regarded as a new cooling technology on hydro - generator, and it not only could increase the ratio of material utilization and reduce the difficulties of making large - scale hydro - generators, the running difference in temperature, the stress of the generator ' s stator and the possibilities of the incidental occurrences, but also has better performance than internal water cooling

    蒸發冷卻作為水輪發電機的一種新型冷卻技術，不僅可以提高材料利用率，減小特大型發電機製造難度，降低發電機定子繞組運行溫差和發電機定子的應力，減少事故隱患，更重要的是蒸發冷卻比水內冷具有更好的優越性。
  12. The repair and preservation work of the turbine blades is the international problem for all the hydro power plant

    對水輪機轉輪葉片的維護與維修是各國水電部門的一項重要工作，每年都要在其上耗費大量的人力、物力、財力。
  13. This text takes hydropower station of hunan town of wuxijiang river as an example, introduce hydro - generator unit operation parameter survey principle and method of the operation parameters online monitoring system for hydro - generator unit in detail, and carry on certain analysis by disposition and composition of hardware to system, design and realizing going on intact description of the software especially, make introduction of a certain degree to involve about database and communication technology at the same time

    本文以烏溪江水力發電廠湖南鎮電站為例，詳細介紹了水輪發電機組效率監測系統所監測參數的測定原理和方法，並對系統硬體的配置和構成進行了一定的分析，重點對軟體的設計和實現進行了完整的描述，同時對涉及到的有關數據庫和通信技術都做了一定程度的介紹。
  14. Officiating at the commissioning ceremony of the two keka class police launches at joss house bay this morning, mr tsang said that as a key law enforcement unit at sea, the marine police have been attaching great importance to improving its efficiency by strengthening its fleet s equipment and to striving for maintaining the law and order in hong kong waters

    曾蔭培今日上午在大廟灣為兩艘健警系列新式巡邏警輪主持啟用儀式時說，作為主要海上執法單位的水警，一向注重加強裝備，務求不斷提升效率，竭力維持本港海上治安。
  15. 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。
  16. At same time, author suggests to change cavitation factor to important operation condition during pressure fluctuation test so to avoid producing the phenomenon of cavitation stimulus in the prototype operation

    同時，建議針對水輪機的重要運行工況，增加不同空化系數下的壓力脈動試驗，以避免在真機運行時可能產生「空化自激」現象，確保原型機組的安全運行。
  17. At present, the refurbish and upgrade of the hydroelectric generator have been started. as the output of hydraulic turbine has reached the request, it becomes very important how to deal with the upgrade of the generator

    目前，水輪發電機增容改造工作已經開始，這項工作中，在水輪機出力已能滿足增容要求的前提下，如何從根本上解決好發電機的增容問題，顯得尤為重要。
  18. Parameter tuning of water turbine governor plays an important role in the safe and normal operation of the hydroelectric generator unit. it directly affects the quality and reliability of electricity provided by the power system

    水輪機調速器參數的整定對水輪發電機組安全、可靠地運行具重要的作用，並直接影響著電力系統向用戶供電的質量及可靠性。
  19. Shafts are the important part of large hydroelectric machines. its dynamic characteristic is bound up with the reliability, life - span and economic index of the entire machines. therefore, it is important to analysis the large hydroelectric machines from the aspect of theory

    軸系是水輪發電機組的重要組成部分，它的動力特性優劣直接關繫到整個機組運行可靠性、壽命和經濟指標，因此對大型水輪發電機組進行理論分析具有重要意義。
  20. Excitation setting is one of the important control devices for hydraulic turbine generator unit. its performance is a key factor which impact directly on the safety and stability running of the unit itself and power system

    勵磁裝置是水輪發電機組的重要控制設備之一，其性能的優劣直接關繫到機組自身和電力系統的安全穩定運行。
分享友人
分享到 Line

分享到臉書