水力系統 的英文怎麼說

中文拼音 [shuǐtǒng]
水力系統 英文
hydrosystem
  • : 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...
  • : 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...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 水力 : waterpower; hydraulic power水力剝離 [采礦工程] hydraulic stripping; strip with water; 水力采礦 hy...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. This paper takes the central heating system of heating company in shihezi city as its research object, on basis of heating theory, the heating system of waterpower and energetics were analysed. the problem of heating control system was studied. according to the characteristics of heating system. the new control project was designed

    本文以石河子熱公司集中供熱為研究對象,以供熱工程基本理論為基礎,對熱和熱工況進行了分析,研究了熱控制目前存在的問題。
  2. Therefore it is the sticking point for solving the problem about separating the duty to find methods by which the customer emission level can be accessed ( the voltage that a customer ' s harmonic current begets at the point of common coupling ) more accurately

    由於劃分的依據主要由用戶與電雙方發射的諧波電流在公共聯接點引起的電壓降的比例決定,因此,尋求對用戶諧波發射平(用戶諧波電流在公共聯接點所引起的電壓降)的準確估計方法,成為了解決責任劃分問題的關鍵。
  3. It can serve for synchronous spinning reserve, load following, frequency control and synchronous condenser operation. due to the difficulty of quantitative calculation, the typical cases on dynamic function of pumped storage plant are qualitatively analyzed in this paper

    蓄能電站具有運行靈活、啟動迅速的特點,其在電的動」態效益主要表現在緊急事故備用、負荷跟蹤、調頻和同步調相上。
  4. Ln power system full dynandc simulation, the electric - mechanical transient processes of dynamic elements of power system should be simulated in detail, and the detailed dynandc models of mid - term and long - term processes are necessary based on the research and analysis for the ndd - term and long - term models, the dynandc models, such as thermal power plant, hydraulic power plant, nuclear power plant and the automatic generation control ( agc ), which are necessary to power syst

    全過程動態模擬除了需要詳細模擬電動態元件的機電暫態過程外,還要有詳細的中長期過程的模型。本文在綜合調查和分析的基礎上,研究了電全過程動態模擬所需要的火電廠動的數學模型、電廠動態模型、壓堆核電站模型以及自動發電控制( agc )模型及其演算法,並在電全過程動態模擬軟體中得到了實現。
  5. The third generation of scada, based on the technology of distributing computer net and relation data base, could realize the large - scale internet connection, which is currently applied in data collection, surveillance control and processing control in the fields of electric power system, water supply system, petroleum and chemical industry etc. the fourth generation of scada would adopt the internet technology, object oriented technology, neural network as well as java technology as its main development tendency, aiming at enlarging the integration of scada and other systems, which could finally meet the needs of business management and integrated security economic circulation

    現在的基於分散式計算機網路以及關數據庫技術的能夠實現大范圍聯網的第三代scada被廣泛應用於電、給、石油、化工等領域的數據採集與監視控制以及過程式控制制等諸多領域。第四代scada的主要發展趨勢是採用internet技術、面向對象技術、神經網路技術以及java技術等技術,繼續擴大scada與其它的集成,綜合安全經濟運行以及商業化運營的需要。
  6. The handing capacity of tian jin port has been raised to 95 million tons at the end of the " 95 plan " from the 46 million tons at the beginning of the " 95 plan ", which is not separated with the safe and reliable electric power system guarantee. it is that tian jin port pays attention to the development of the electric power system, the modernization of the power supply system of tian jin port is realized today

    天津港電現代化平是隨著天津港的發展而不斷提高的,天津港的吞吐量從九五初4600萬噸到九五末9500萬噸,是和安全、可靠的電保障分不開的,也正是天津港對港口電發展的重視,才得以實現港區今天的供電的現代化。
  7. As a hard - core part of epikarst ecosystem, soil makes a hinge action in the karst process. it forms a leach layer between rainfalls and carbonate and gives a great much time and space in the karst process. soil co2, a very pivotal factor in the karst dynamic factors, makes an action of driving forces in karst dynamic system

    土壤作為表層帶巖溶生態的核心部分,在巖溶過程中起著樞紐作用,它的存在使得大氣降與碳酸鹽巖之間形成一個「過濾層」 ,賦予巖溶作用更廣闊的時間和空間,其中土壤co _ 2是個非常關鍵的因子,它是巖溶作用的重要物質來源,在巖溶動中起著驅動作用。
  8. Hydraulic couplings. method of test for couplings intended for use in fluid power systems

    連接器.第2部分:流體動用連接器試驗方法
  9. Hydraulic couplings. method of test for coupling port threads and their seals intended for use in fluid power systems

    連接器.第1部分:流體動用連接器埠螺紋及其密封件的試驗方法
  10. The transient simulation of power system uses usually simplified models of conduit system and hydro turbine. similarly the simplified models of synchronous generator and power system are used in transient simulation of hydraulic system

    模擬往往採用粗略的輸?輪機模型,而水力系統模擬則往往採用粗略的同步電機?電模型。
  11. Di - on electrics service and products cover the power electric field including power generation transmission distribution, power equipment manufacturing, subway, utilites, ac dc metrology field as well, more than 500 units of electric power utilities and stations such as beijing power supply bureau, guangzhou power supply bureau, baosteel, three gorges power station and more manufacturers like siemens, abb, alstom, bicc, pirelii, toshiba and more and 30 units of metrology institutes in china like nim, tsinghua university and more are our user. di - on electric is sole and exclusive distributor for numerous famous companies like transinor doble norway, measurements international canada, ndb canada, schuetz germany, aan germany, dr. strauss germany and etc, taking care of their business and service in p. r. china including hongkong

    絕大多數員工擁有本科和研究生以上學歷,在電和計量工作多年,從事電檢測帶電監測和計量測試儀器的技術服務和市場銷售工作長達10年以上,為約500多家電工業的發供電部門如北京供電局,廣州電局,深圳供電局,三峽電廠,廣州抽蓄能電廠,田灣核電站等等,科研調試部門如廣東省電試驗研究所,湖北省電試驗研究所等等與設備生產廠如siemens , abb , alstom , toshiba等等提供了國際最先進可靠的測試技術和儀器設備為約30多家國內二級以上相關計量科研院所,包括國家計量院,清華大學,中國運載火箭研究院,空間技術研究院,航天二院,成飛,西飛和各省市計量院,電試驗研究院所等提供了大量最先進可靠的計量檢測儀器。
  12. Firstly, the thesis briefly reviews the history of voltage and reactive power control technology, focusing on the defects of the equipment in use. then, with the theoretical analysis and the discussion on voltage and the characteristic of power system as well as the basic principle of voltage and reactive power control, the thesis makes a research on the character of voltage and reactive power control and interprets the controlling regularity of substation. in addition, with the consideration of the changes of transformer tips and the combined influence of capacity groups and reactive power and voltage, the thesis makes adjustment suggestion to the different operating - zones of voltage and reactive power

    本文從降低網損和提高變電站自動化平著眼,對變電站電壓無功控制應用方面的問題進行了研究,本文首先簡要回顧電壓無功控制的發展概況,著重指出了現有電壓無功控制裝置的缺陷;通過理論分析,在討論電電壓、無功調節特點以及電壓無功總體控制原則的基礎上討論了變電站電壓、無功控制特性以及控制原理,給出了變電站電壓無功的控制規律;考慮了變壓器分接頭的變化及電容器組的投切對無功和電壓的綜合影響,針對電壓、無功的各種運行控制區域給出了相應調節策略。
  13. Guide for the commissioning of electrical systems in hydroelectric power plants

    發電站的電使用指南
  14. To the inferior trap of rock - bottom building, ought to want special attention the following problem : ( 1 ) notice indoor moistureproof design, the ground outside basically observing indoor ground is compared wants tall how many, moistureproof measure how, judge thereby, the building fights damp ability, whether to live aptly ; ( 2 ) notice indoor facilities is designed, conduit of indoor fluctuation catchment is reasonable, observe whether conduit distribution is equitable, expedite, jam not easily ; ( 3 ) notice the establishment outdoor is designed, whether is the system such as room of the raceway groove outside be like, cesspool, water pump, catchment designed reasonable, accessary establishment leaves living room whether too close, this basically is to prevent to be all round the building generation seeper, especially after big rainstorm, be like catchment not free, the excessive outside possible sewage, by water adj / lit wide

    對于底層房屋的劣質陷阱,應當要非凡注重以下問題: ( 1 )注重室內地面防潮設計,主要觀察室內地面比外地面要高多少,防潮措施如何,從而判定,房屋抗潮濕的能,是否適宜居住; ( 2 )注重室內設施設計,室內上下排管道是否合理,觀察管道布局是否合理,是否暢通,不易堵塞; ( 3 )注重室外設施設計,如外溝道、化糞池、泵房、排是否設計合理,附屬設施離居住房是否太近,這主要是為了防止在房屋四周產生積,非凡是大暴雨後,如排不暢,有可能臟外溢,被淹。
  15. Whatever it is a fossil power plant or hydro power plant ; their control systems are complicated. the adjustment and management of electric power system need more powerful comprehensive management and optimized control function

    無論是火發電站或發電站,其控制都很復雜,電的調度與管理則需要更強的綜合管理和優化控制功能。
  16. The equation ' s forms of the hydraulic system models with elastic hammer have great difference from power system models that hydraulic system models have partial - differential equations while the power system models all are constant - coefficient differential equations

    計及彈性擊后,水力系統模型和電模型的形式有很大的差異,水力系統模型含有偏微分方程組,而電模型為常微分方程組。
  17. The oversimplified models can not reflect the mutual effect of hydraulic system and power system, and they may cause irrational conclusions when they are used in the studies on middle or long term stability, resynchronization of hydro turbine and generator and large - disturbance surge tank system that relate closely to the mutual effect of hydraulic system and power system or the auto governing

    採用這種或電的單方面簡化模型不能準確反映水力系統與電的耦合作用,對于諸如電中長期穩定、輪發電機組再同步、調壓井大波動穩定等這些與電耦合和自動調節作用密切相關的問題的研究,可能導致不合理的結論。
  18. The main achievements are as follows : it is verified that there is an unique mean square solution to the stochastic surge model ; the formulas for probability density function of head loss and the maximum relative surge level were deduced ; the joint probability density function for solving surge process and the mean head process of simple hydraulic system were also derived

    主要研究成果有:證明了調壓室涌浪隨機模型存在唯一的均方解;推導出了頭損失和最大相對涌浪值的密度函數計算公式;求解了調壓室涌浪解過程的聯合密度函數和簡單水力系統頭均值過程等。
  19. As the basic work of the designing and evaluating of fuzzy gpss, the mathematic models of simple hydro - electricity system stability analyzing and controlling are founded and summarized which include the linearized model of hydraulic system - hydoturbine based on the linearized model of hydraulic system considering elastic water hammer and the linearized model of francies turbine, two different linearized model of single - machine infinite - bus system ( k1 - k6 model and c1 - c12 model ), the nonlinear model of single - machine infinite - bus system based on three - order model of synchronous generator, the model of exciting system and the model of governor

    作為設計和評價電機組模糊gpss的基礎,本文歸納建立了簡單穩定分析與控制的數學模型,它包括:計及彈性擊的水力系統線性化模型、混流式輪機線性化模型以及在此基礎上的水力系統?輪機線性化模型;單機無窮大兩種詳細程度不同的線性化模型,即k _ 1 - k _ 6模型和c _ 1 - c _ ( 12 )模型;基於同步發電機三階模型的單機無窮大非線性模型;勵磁和調速器模型等。
  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方程交替求解的聯合模擬演算法,即將包括輸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、勵磁以及電網等部分的電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,最終即可得到大擾動過程的模擬結果。
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