負荷變質作用 的英文怎麼說

中文拼音 [fùhébiànzhízuòyòng]
負荷變質作用 英文
load metamorphism
  • 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
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 負荷 : [電學] load; charge; weight
  1. It has much advantages such as reasonable and compact structure, small dimension, flexible and easy operation, and small area used, which it be make fit for the load center of urban power network to decrease the loss and improve the supplying quality

    具有結構合理緊湊，體積小，安裝靈活，操作方便，佔地面積小等優點。組合式變壓器特別適用於城市電網的負荷中心，降低損耗，提高供電質量。
  2. With the development of modern industry, the nonlinear loads of power system are greatly increased. they absorb the non - sine current waves from power network and result in voltage aberrance. voltage aberrance makes the power quality severely deteriorate, endangers the safe and economical running of power system and affects some users ’ s normal work

    隨著現代工業的發展，電力系統中的非線性負荷大量增加，這些非線性負荷從電網吸收非正弦電流，導致電網電壓發生畸變，使電能質量嚴重惡化，危及電力系統安全和經濟運行，影響了用戶的正常工作。
  3. The reactive power optimization compensation is to find the suitable compensation place and the best compensation capacitance by adjusting the generator bus voltages, transform taps and reactive compensation capacities in the condition of satisfying power load requirement, which can guarantee the secure and high quality power for consumers. the improved genetic algorithm is applied in this thesis according to the features of reactive power optimization of high voltage transmission bus, which are the non - linear problems with multi - variables and multi - restrictions

    電網無功優化補償是在有功潮流調度給定的情況下，以負荷節點電壓和線路輸送無功功率作為狀態變量，運用優化演算法，調節發電機節點電壓、變壓器可調分接頭和無功補償裝置，在滿足電力負荷的要求下，尋求合理的無功補償點和最佳補償容量，保證電網能夠安全、優質地向用戶供電。
  4. The loading effects of the atmosphere are the sum of the direct effect, which comes from its newtonian attraction to any point on the surface or within the interior of the earth, and the indirect effects, which is induced by the earth ' s deformation and additional gravitational potential arising from redistribution of the mass because it can be regarded as the surface loads. they are traditionally expressed as the convolution integration of the atmospheric green ' s function, which is virtually the sum of the elastic and gravitational green ' s functions, and the measured values of the barometric pressure on the earth ' s surface over the globe

    隨著現代大地測量技術和數據分析手段的日益提高，大氣對各類物理場地表觀測的負荷影響必須予以考慮，大氣的負荷效應為直接效應（大氣對地球表面及內部點產生直接吸引）和間接效應（大氣作為表面負荷作用於地球，導致地球的彈性形變和內部質量的重新分佈，產生附加位）之和，習慣上表示為大氣格林函數（彈性項和直接引力項格林函數之和）和地表氣壓觀測值的全球褶積積分
  5. While a large number of converters based on power electronics techniques and other nonlinear loads are widely used in power systems, the electric workers of many countries have already paid close attention to various kinds of the relevant power quality problems that these equipments bring

    隨著大量電力電子變流器及各種非線性負荷在電力系統中的廣泛應用，它們所帶來的各種電能質量問題已引起各國電力工作者的高度重視。
  6. This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change

    本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性；負荷指令的導前功能對鍋爐主控有超前控製作用，能顯著提高主蒸汽壓力的穩定性；採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質，在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內，提高鍋爐、汽輪機壽命及其效率；汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系，採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。
  7. Why power quality questions are attracting attention increasingly has three chief reasons : the electricity load structure occurs the great change in the modern power system ; very sensitive to power quality control equipment and the electronic installation service based on the computer system of large numbers have been used ; in the power market under the operating mechanism, power is as the commodity, and users certainly puts forward the more and more higher requirement to the commodity quality

    電能質量問題之所以日益受到重視主要有三個原因：現代電力系統中電負荷結構發生了重大變化，諧波源的種類和數量增加；大量對電能質量非常敏感的基於計算機系統的控制設備和電子裝置投入使用；在電力市場運行機制下，電能作為商品，用戶必然對商品質量提出越來越高的要求。
  8. The paper presents a new e. a. f ( electric arc furnace ) adaptive control method based on a neural network ' s compensation by predicting. the neural network is used here to predict the condition of e. a. f, then to control an actual system by compensating the outputing of routine controller. the dynamic modification of the weighting value of a neural network by improved dbd algorithm serves as an adaptive method. hence the system can adapt itself better to the variations in load and external interference. which has yielded a satisfied control quality

    電極調節器採用一種新的電弧爐電極自適應控制方法- - -基於神經網路預估補償的自適應控制。採用神經網路預估對象狀態，進而對常規控制器的輸出做補償以控制實際對象，利用改進的dbd演算法動態修改神經網路權值作為自適應方法，使系統較好地適應負荷和外擾的變化，從而獲得滿意的控制質量。
  9. Zb transformer substation named european style cubical substation, which as a new type of electricity supplying equipment, with more advantages than traditional substation, because of small dimension, compact structure, and decreases the construction cost, at the same time, its installation is very easy, and the supply is very fast, and no need watching people, especially it is into the load center, which is very important for improving the supplying quality, decreasing the loss, improving supplying reliability and reforming electricity network

    Zb型箱式變電站谷稱歐式箱變，作為一種新型供配電裝置，它比傳統土建變電站具有許多優越性。由於它體積小，佔地面積小，結構緊湊，便於搬遷，因而大大縮短了基建的周期和佔地面積，也減少了基建費用。同時，箱式變電站現場安裝簡單，供電迅速，設備維修簡單，無須專人值守，特別是它可以深入負荷中心，對提高供電質量，減少電能損失，增強供電的可靠性以及對配電網路改造都是十分重要的。
  10. In power systems, the waveforms of voltage and current are distorted due to nonlinear loads, and the quality of electricity will decline for the great deal of harmonics generated

    在電力系統中，由於非線性負荷的作用，使電壓和電流的波形發生畸變，電網中出現了大量的高次諧波，從而導致電能質量下降。
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