電站發電流量 的英文怎麼說

中文拼音 [diànzhànfādiànliúliáng]
電站發電流量 英文
power plant discharge
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 站 : Ⅰ動詞1 （站立） stand; be on one s feet 2 （停下來; 停留） stop; halt; pause Ⅱ名詞1 （停車點） st...
  • 發 : 名詞（頭發） hair
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 電站 : power station電站船 generating ship
  • 流量 : rate of flow; flow; runoff; discharge; throughput; （flow） rate; quantity （of flow）; flux
  1. Based on the demand of power department, a full distributed multifuncitional monitoring device is studied. this instrument not only can measure the data of hydroelectric plant, but also integrate the funcition of control the dynamotor, by cooperate with the program of epigynous system, it can realization the auto generate electricity on the hydroelectric plant and ordinal startup - stop of the dynamotor. 2 furthermore, performance of integrated dft arithmetic enhances the acturacy and reliability of measure. by communication several devices can run online to be controlled dispersedly and managed centrally

    本文分析了國內外水電站自動控制裝置的研究和發展狀況，尤其是國內小型水電站的自動化現狀，針對現有電力部門的需求，設計並實現了一種單元式的微機自動監控裝置，該裝置不僅實現了對水電站內各種模擬參數和數字信號的實時監測功能，還對水輪發電機組進行了調控，通過與上位機處理程序的配合，可以實現水電站的自動發電控制、機組順序啟停；在測量發電機組機端電壓和電流參數的時候，採用32點離散傅立葉演算法（ dft ） ，增加了測量的準確性和可靠性；通過通訊可以實現裝置的聯網運行，做到「分散控制、集中管理」 。
  2. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀，在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響，並在此基礎上採用無節流方法測量流量，以風機調節性能曲線為依據，建立了基於徑向基函數（ rbf ）神經網路的風機流量全程監測模型；以實驗室4 - 73no . 8d離心風機為研究對象，探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律；最後用visualc + +語言開發了風機性能在線監測系統。
  3. The axial flow type turbines are available for hydrauric power resources of medium and low heads. ganfa manufactures both the propeller type fixed blade type and the kaplan type adjustable blade type turbines. the propeller type turbines are suitable for hydropower stations with small or medium capacities and heads, and relatively stable loads. the kaplan turbines are suitable for hydropower stations with medium or large capacities and heads, and relatively unstable loads

    軸流式水輪機適應于開發中低水頭水力資源。我公司生產的軸流式水輪機按轉輪結構分為定槳zd轉槳zz兩種，定槳式一般適用於中小容量及水頭負荷變化較小的的水電站轉槳式多用於大中型電站及水頭負荷變化較大的水電站。
  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. On the basis of theoretical analysis and numerical calculations using matlab language combined with a real instance, it is indicated that the improper electrical parameter coordination caused by the abundance of power cable lines result in fundamental frequency current resonance, in addition, the countermeasures based on svc to solve the problem are put forward

    文中結合某變電站異常運行狀態實例，在理論分析和matlab語言數值計算的基礎上，指出由於電纜的大量使用導致了該系統參數配合不當，從而誘發了基波電流諧振，並提出裝設靜態補償器以防範該類諧振。
  6. The arrangement is applicable to the hydropower station with higher head or flow rate and has the advantages such as saving investment, flexible operation and simple electric installations ; which provides an another way with another alternative for hydropower station to select the hydro - generating facilities

    這種布置方式可適用於水頭或流量變化較大的水電站，具有節省投資、運行靈活、電氣設備簡化等優點，為水電站水輪發電機組設備的選擇提供了另一條途徑，增加了一個對比方案。
  7. The test instruments based on this method are highly precise, but costly. the author develops a grounding measurement system of substations based on the virtual instruments, which uses labview as the development software and adopts the small electric current method. the fft method is used to process the measurement data, which can decrease the measurement error

    本文作者研製了基於虛擬儀器的變電站接地網接地測量系統，該系統以labview為軟體開發平臺，採用小電流測試法，並利用快速傅立葉變換方法對測試信號進行數字濾波處理，提高了該系統的信噪比。
  8. The tubular turbines are the best selection for exploitation of tidal power and hydraulic power with extremely low heads and extremely large flow rates. they have large discharge, high specific and high efficiency, and need less excavation. they have been classified into bulb, pit, siphon and " s " types in the light of their structural types

    貫流式水輪機是開發特低水頭，特大流量水電站及潮汐發電的良好機型。該機具有開挖量小，過流量大，比轉速高等特點。按其結構型式分燈泡式豎井式軸伸式等。
  9. The horizontal swirling flow internal dissipater tunnel being built in gongboxia power station will be the first one reconstructed from a diversion tunnel whose discharge reaches to 1000m vs and water head is more than 100m in china. its scheme ' s argumentation, test research and future apply will have important meanings to the design. research and engineering application of internal dissipation discharge tunnel with swirling flow, will powerfully promote engineering application of this new kind of dissipation mode, which may solve some high velocity problems in high dam construction and provide a engineering example for technological and economical augmentation in a diversion tunnel reconstruction. it is of theoretical and practical importance to promote hydraulic structure researches and development

    公伯峽水電站右岸旋流內消能泄洪洞是國內第一個泄量達1000m s 、水頭超過100m ，即將修建的旋流式內消能泄洪洞，其方案的論證與試驗研究以及建成后投入使用，將在國內外旋流式內消能泄洪洞設計、研究與工程應用中具有重要的意義，將有力的推動這一新的消能形式在工程中的應用，從而為解決高壩建設中泄水建築物的高速水流問題與導流洞改建的技術與經濟問題提供工程實例，對推動與發展水工水力學的研究與發展均具有重要的理論與實踐意義。
  10. Hydroelectric power exploitation can reduce sediment disposal, lengthen life of power plants in lower stream, control stream, better water quality, and reduce contamination etc. considering the structure of power of sichuan province and pointing out its six problems in power development, this thesis comes up with sustainale development strategy of sichuan hydroelectric power exploitation, that is, prefentially exploit large scale hydropower plant which has good water - adapting capability, comprehensively use water resource, try to reduce cost caused by drowning, stimulate rotating exploitation, well deal with settlement of people in hydroproject construction, and alleviate contamination

    論述水電開發在減緩泥沙淤積、延長下游水電站壽命、調控水流、提高供水量、改善水質、提供清潔能源、減少環境污染等方面對長江上游生態屏障建設的作用。本文研究分析了四川水電開發的可持續發展戰略，首先對四川省電力結構現狀進行了分析，指出目前四川電力發展存在的六個主要問題，從優先開發具有良好調節性能的大型水電站、綜合利用好水資源，盡最大可能減少水庫淹沒損失，積極推進流域梯級滾動綜合開發，處理好水庫移民關系，減輕對環境的不利影響等六個方面論述了水電開發的可持續發展戰略。
  11. When the paper uses the optimization regulation, it divides the management time into " t " stages according to ten days to make up the decision having many stages of the reservoir ' s optimization regulation, and it takes the reservoir ' s retain quantity of water or retain status of water and confiscated quantity of water a s condition variable, takes the water quantity of drawing off or quantity of electricity as decision variable. when the confiscated quantity of water can be known or be forecasted in every stage during the period of management, that is to say the confiscated water process can adopt the determined process, we can make up determine dynamic plan model with many stages and take the minimal lacking water as objective function

    在動態規劃方法中把水庫的整個調度期，按句劃分為t個時段，以水庫的蓄水量s或蓄水位z和入庫水量q作為狀態變量，以水庫放水量q或電站出力n或發電量e作為決策變量，構成一個多階段決策過程，當計劃調度期內各時段的入庫徑流量已知或可以預報，即入庫徑流過程可以採用確定性徑流過程時，分別按缺水量d最小作為目標函數建立多階段確定性動態規劃數學模型。
  12. In spite of the enormous improvements in foundry technology, assisted by computerized processes to optimize the design of patterns and flow geometry during pouring it is extremely difficults to achieve x - ray / mt or pt quality to class 1 or 2 acceptance standards required in hp / ht applications in nuclear, thermal power stations or severe services in petrochemical industries

    盡管鑄造技術已經有了巨大的發展，並利用計算機技術輔助優化結構設計和澆鑄過程的流體幾何設計，但是要達到1類或2類接受標準的x射線/ mt或pt質量要求仍然是極端困難的，而這些都是核電站、熱電站或石化工業內的苛刻環境所要求的標準。
  13. In 2004, the company s technology development department has actively and successfully developed the shield - type american - style european - style cable heads, high - low - voltage cable branch cases for load switch busbar coupler system, outdoor ring network cabinets, box - type transformer substations and auxiliary products, which have passed the authentication one after another and been launched into the market in large batches, giving a strong support to the upgrading of the national urban power grids and the construction of key projects ; in 2006, the company has developed the four - splitting and dual - splitting wire and cable box and released to market ; the 2nd half of 2006, over 500kv ultra - high voltage electrical hardware being developed for 2007 market ; four products awarded national patents in 2006

    2004年公司技術開發部積極開發了屏蔽型美式歐式電纜接頭，負荷開關母線聯接系統的高低壓電纜分接箱，戶外環網櫃，箱式變電站及配套產品相繼通過鑒定，大批量投入市場，有力支持國家城網改造與重大工程建設2006年公司又研製出四分流二分流電線電纜分線盒，已投放市場2006年下半年，正在研製開發超高壓500kv及以上電力金具，有望2007年投放市場2006年有六種產品已申請國家專利。
  14. 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。
  15. The axial flow type turbines manufactured by the ganfa, are raging from 3 to 45m in water head, 100kw to 30mw in capacity and 0. 8 to 6m in runner diameter. in recent years, ganfa gained fast growth in this type of turbines. since manufacturing type zz560 - lh - 250 3. 2mw units for the nanhe power station in jiangxi, ithas also manufactured type zdjp502 - lh - 275 5. 5mw units for the niubilong power station in chongyi, jiangxi, and zd680 - lh - 420 4. 5mw units for the shamaoshi power station in shanghang, fujian

    我公司軸流式水輪機適應水頭345m ，轉輪直徑0 . 86m ，容量10030000kw ，自80年代為江西南河電廠生產zz560 - lh - 250型3 . 2mw機組以來，軸流式機組有較快的發展，近年來又先後為江西牛鼻壟電站設計製造了zdjp502 - lh - 275型5 . 5mw機組，為福建上杭電站設計製造了zd680 - lh - 420型4 . 5mw軸流式機組。
  16. Soil and water conservation around shisan mausolea pumped storage plant which lies in changping county of beijing suburbs is taken for example and its benefits in security, health protection, scene quality of visual environment and economic respects are analyzed

    該文以北京郊區十三陵蓄能電站建設造成的人為水土流失治理為例，從安全效益、保健效益、景觀視覺環境質量和經濟效益角度出發，分析探討了以旅遊為特點的城郊水土保持效益。
  17. The company is equipped with a sound quality management system and advanced manufacturing testing equipment, and the company is equipped with 2 sets of 0. 5 - class standard method air flow standard devices and 0. 05 - class weighing method water flow standard devices, which have ensured the product quality and the company has passed the iso9000 certification dalian gas flowmeter metering station is established at our company, which is responsible for the flow magnitude transferring tasks within the authorized scope

    除此之外，公司承建了濰坊計量所流量站，遼寧省計量院，吉林省計量所，聊城計量所等技術機構的流量標準裝置.以及海爾集團，鄂爾多斯集團，遼陽石化，西安西郊熱電廠，一汽，二汽.匯源集團，哈爾濱啤酒集團，金星啤酒集團，金威啤酒集團等能源計量系統.均發揮良好的作用.獲得客戶廣泛的好評
  18. As an advanced power generation and adjusting speed technology of a. c motor, a. c excited machines ( acem ) can be applied in power generation using a variable - speed constant - frequency scheme to produce electricity, in a pumped - storage hydraulic power plants, and in high rate variable speed drive fields

    交流勵磁技術是一種先進的交流電機發電及調速技術，可用於變速恆頻發電、抽水蓄能電站和大容量調速場合，能實現電機有功功率、無功功率的獨立調節和功率因數控制。
  19. The bingling ( si gou xia ) hydropower station is a series of power stations on the yellow river, in order to the expropriation and the emigration be reduced, after studied the relation of water level and flux of the bingling hydropower station on the taping dam location, under the different running circumstances of the liujiaxia reservoir, to located the bingling hydropower station on the head of the liujiaxia reservoir, and keeping the total installation and the generated energy not be changed all made use of the floodwater of the liujiaxia reservoir

    摘要黃河炳靈（寺溝峽）水電站是黃河幹流上的一個梯級電站，為了減少征地移民損失，經對炳靈水電站（塔坪壩址）尾水斷面在劉家峽水庫不同運行方式下的水位與流量關系進行分析研究，在總裝機和年發電量基本不變的情況下，充分利用劉家峽水庫汛限水位，將電站樞紐選址在其電站庫尾內。
  20. A lot of water that used to plunge down now goes through the electric power stations, both american and canadian

    過去常常往下沖的大量的水，現在都流過美國和加拿大的發電站。
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