負荷變化 的英文怎麼說

中文拼音 [fùhébiànhuà]
負荷變化 英文
change in load
  • 負 : Ⅰ名詞1 （負擔） burden; load 2 （虧損） loss 3 （失敗） defeat Ⅱ動詞1 [書面語] （背） carry on th...
  • 荷 : 荷名詞（蓮） lotus
  • 負荷 : [電學] load; charge; weight
  1. Abstract : the paper points out that the main factor influencing residential load variation are the following household appliance : electric cooker, electric shower bath, air conditioner, etc. in peak - value time from inquiry

    文摘:通過對住宅用電進行調查，分析了高峰用電時間內大功率家用電器，如電炊具、電淋浴器、空調機等投入是當前住宅用電負荷變化的主要因素。
  2. Study on relation of tcm syndrome types with characteristics and temperature load changes of infrared thermogram of the tongue

    中醫辨證分型與紅外熱像舌圖特徵及溫度負荷變化關系的研究
  3. Undershoot undershoot refers to the amount by which voltage or frequency drops below the nominal value as the voltage regulator or governor responds to changes in load

    下超調下超調指電壓調整器或控制器在應對負荷變化時，電壓或頻率低於額定的量。
  4. First from system aspect, this paper uses voltage sensitivity, pv curves method, equivalent reactive compensation method, back - up generation method to evaluate the reactive value of the generators in seven buses system and ieee 14 buses system. the vs and pv methods can evaluate the source ' s ability of tracking the load ' s variation. the erc and back - up methods can evaluate the availability of replacing other generators. the value determines the cost

    從對系統貢獻角度，採用電壓靈敏度方法（ vs法） 、 pv曲線法、等效無功補償法（ erc ） 、無功備用方法來確定一個七節點系統中的發電機的無功價值和ieee14節點系統的發電機的無功價值，電壓靈敏度法和pv曲線法可比較出不同電源跟蹤負荷變化的靈敏度大小，而等效無功補償法和無功備用方法可比較出不同電源替換其它發電機是否是最有效率的。
  5. Finally, we can not use electric power but the engine of bus or subsidiary engine to drive air compressors of bus air conditions. because the change range of turnaround speed of engine is very wide, that brings difficulties in controlling the rate of flow of cold - producing medium. in the control of bus air - conditions, preventing evaporator from freezing to make the air - conditions work with high efficiency and controlling the temperature of railway carriage are the basic tasks in air - condition control

    與一般的建築空調相比，汽車空調的工作環境惡劣，條件差，控制難度要增加很多，主要體現在以下幾個方面：一是車外熱負荷變化大，難以確定控制參數；二是要求空調負荷大，而且要控制空調使其降溫迅速：三，不便於用電力作為動力源，必須用汽車發動機或輔助發動機來帶動壓縮機，當採用汽車發動機作為動力源時，由於汽車的車速變化大，發動機轉速的變化可從600r min到4000r min ，壓縮機轉速與發動機轉速成正比，其轉速變化高達7倍，給空調系統製冷劑流量控制帶來困難。
  6. According to the operation of subcritical reheat controlled circulation drum boiler, this paper analyses the factors which affect the responding speed to unit load, through modifying the coordinating control system, fully using the boiler ability of heat accumulation and other methods, the author puts forward some measures to raise responding speed to unit load

    分析了影響中間儲倉式汽包爐機組快速響應電網負荷變化的因素，通過對協調控制系統的改進，以及充分利用鍋爐蓄熱能力等方法，提出了提高機組快速響應負荷變化的幾條途徑。
  7. The paper analyzes the non - lineal relations of the quantity of heat exchange and water flux of coil exchanger in part - load operating condition, the shortage of deciding the water flux in bypass pipe, the disadvantage that the operating condition of pumps and chiller ca n ' t be met with the load change of the air conditioning system in different operating condition of using pressure - difference bypassing control in primary water pump system. using load control method in the change of the operating condition of primary water pump system can realize that the load change is small and reasonable in the on / off condition of pumps and m m chiller by comparing load control method in primary variable - flow water pump system with pressure - difference bypassing control method, back water temperature control method

    本論文從目前空調工程中使用的變流量水系統入手，研究了盤管換熱器在部分負荷下水流量與換熱量的非線性關系，分析了文獻中介紹的旁通管通流能力選擇的不足之處和一次泵水系統採用壓差旁通控制時，工況轉換不能滿足系統控制要求的缺陷；比較了一次泵變流量水系統中壓差旁通控製法、回水溫度控製法、負荷控製法的精確性，並得出了在一次泵水系統的工況轉換時，採用負荷控製法能使冷水機組及其相應水泵在啟停時的負荷變化范圍較小，更符合建築物的冷量需求，節能效果較好的結論。
  8. 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。
  9. Abstract : the air / fuel ratio control scheme in common use of boiler auto - burning system is introduced summary. two kinds of scheme improved to obtain the best air / fuel ratio and to raise dynamic characteristic are analyzed in particular. further how to correct measures on air / fuel ratio when changing boiler load and fuel composition is proposed and analyzed

    文摘:對鍋爐自動燃燒系統中空氣/燃料比控制的常用方案進行了簡要介紹，著重分析了兩種為獲取最佳空氣/燃料比和提高控制系統動態特性而採取的改進方案，並針對鍋爐負荷變化和燃料特性改變對燃燒狀況的影響，進一步對空氣/燃料比的修正措施進行了分析與探討，提出了綜合修正方案。
  10. Now the affect and the measure of hypo _ harmonics is in the research. the influence of negative sequence is almost eliminated along with the enlargement of the system ' s capacity and the alternate connection of traction substations. the fixed parallel compensate equipment applied in traction substations consist of a constant capacitor and a constant inductance, so its output is constant

    負序電流的問題已經因系統容量的增大、牽引變電所採用輪換接線方式而基本解決，電力部門實行的「反轉正計」 ，使採用對無功功率固定補償方式由於牽引負荷變化頻繁而出現補償容量不足或過補償現象，難以達到滿意效果。
  11. C2 is for testing the resistant ability to load variations and over loads

    C2 :檢測trihal的抗負荷變化和過負荷能力
  12. As to the selection of neural network input node, not only is related historical load was introduced as ? the drilling sample, but also influence of temperature and weather sensitive factors to the load variance is considered. 4

    在神經網路輸入節摘要點的選擇方面，除了引入相關歷史負荷作訓練樣本外，還考慮了溫度、氣候敏感因素和特徵日對負荷變化的影響，提高了負荷預測的精度。
  13. Four different schemes have been tested on the basis of load variation features concerning the hot water, obtaining optimal design parameters and operation mode

    根據熱水負荷變化的特點，進行了4種方案的試驗，獲得了最佳的設計參數及運行方式。
  14. The main product instant no power but automatic compensating controlling device is especially applicable to the places, where the instant charge changes acutely and continually, and this product has got state patent and the quality and technical indexes are one - up level of our country in the same products, and it has been recognized as energy - economizing product by china energy - economizing association and it has won the award of excellent technological product of international technology management association and it has been added to 1 net of china petroleum energy

    主要產品瞬時無功功率自動補償控制裝置，特別適用於瞬時負荷變化大而頻繁的用電場所，該產品已獲國家專利，在同類產品中質量及技術指標處于國內領先水平，被中國節能協會認證為「節能適用產品」 ，榮獲國際科技管理協會「優秀科技產品」獎，已加入中國石油能源一號網。
  15. For short - time natural gas load forecasting. based on analyzing tech situation at home and abroad, considering all kinds of factors which will have influence on load changes, a hybrid approach combined the self - organizing feature map ( sofm ) neural network with multilayer perceptron ( mlp ) is presented, and short - time load forecasting model is established

    針對大然氣短期負荷預測的問題，在分析了國內外技術現狀的基礎上，綜合考慮影響負荷變化的各種因素，提出了基於白織織競爭網路和多層感知機網路棍合的大然氣短期負荷預測方法。
  16. For units with basic load, they will support big variable load in frequent

    對原來帶基本負荷的機組，改帶調峰負荷后，負荷變化頻繁並且變化幅度大。
  17. Firstly, those factors affecting on annual peak load are divided into two part including tendency and randomicity, based on which, the divided load model is improved. at the same time, this thesis present the nature random part of power load, in order to study the random part of power load more accurately

    首先，本文將影響年最大負荷變化的因素分為趨勢性與隨機性兩大類，從影響因素的角度改進年最大負荷的分解模型，細化隨機分量的研究，提出年最大負荷的自然隨機分量。
  18. Because of forecasting reactive load at first, it can detect the change of voltage at low - voltage bus from the change of reactive load or the change of voltage at high - voltage bus, then it can decide that adjusting transformer tap or capacitor switch, and avoid blindly and deficient adjusting. on the condition the reactive power is balanced and voltage qualified, it can realize the switching times of loaded taps and capacitors being efficiently decreased

    由於預先預測出無功負荷，提前了解了無功功率變化的趨勢，可以有助於判定低壓母線電壓變化是由無功負荷變化引起還是由高壓側電壓變化引起，從而適時決定是調有載調壓變壓器分接頭還是投切電容器，以此避免了盲目和不充分的調節，實現在保證無功基本平衡和電壓合格率的前提下，減少有載調壓變壓器分接頭的調節和並聯電容器組的投切次數。
  19. With the method of this paper, we can get the optimum load distribution in working units and also can get the best combination of all the units in one power station

    結合對機組運行的特點和負荷變化特性分析，得出了燃煤火力發電廠現有機組間的最優組合和最佳負荷分配方案。
  20. A project example shows that the style can meet the need of load variation and save energy

    工程應用實例表明，該方式既能滿足法院建築空調負荷變化大的使用要求，又能節約能源。
分享友人
分享到 Line

分享到臉書