有載調壓的 的英文怎麼說

中文拼音 [yǒuzǎidiàode]
有載調壓的 英文
load tap-changing
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : 壓構詞成分。
  • : 4次方是 The fourth power of 2 is direction
  1. In this dissertation, correlative research of longer - term voltage stability have been carried out, including some slow dynamic elements, such as on - load tap changer ( oltc ), maximum excitation limiters ( mel ), etc. the effects of these slow dynamic elements on the course of voltage instability or collapse are revealed from the point of view of time - domain simulation

    本文基於pss e程序中擴展動態模擬模塊,對考慮調器( oltc ) 、最大勵磁限制器等慢動態元件中長期電穩定進行了相關研究,從時域模擬角度揭示這些慢動態元件在電崩潰過程中所起作用。
  2. Then the paper uses the same typical four network operating conditions as the primary given conditions and when adding one set of the parallel capacitor bank, changing the 330 / 220kv transformer tap changer position step by step to change the transformer ration, through this study methods this paper found out all the optimized combination of the tap changer position and the amount of input reactive power, also obtained four sets of the 330kv, 220kv and hokv s / s bus voltage and the active and reactive power losses changing curves. through analyzing the optimized combination control curve and the network power flow, the paper generalizes the rules as following : the chief measure of coordinative control is inputting shunt reactor in chengxian s / s in winter time both in the planning year of 2010 & 2005 ; in summer time in planning year of 2010 the chief measure is to input proper shunt capacitor

    本研究通過分析所獲得最優綜合控制組合曲線及電網潮流,總結出了如下規則:隴南電網在2005年及2010年冬大、以及2005年夏小運行方式下,綜合控制應以成縣變投入適量並聯補償電抗器作為主要措施;在2010年夏小運行方式下則投入適量並聯補償電容器作為主要措施,再輔助以選擇合適主變調分接頭來調節,達到控制網內無功潮流分佈合理、各變電站母線電在理想范圍內時電網功損耗最小,從而也提高了電網安全運行水平及供電質量。
  3. With the consideration of most of our transformers " taps are changed manually and some fluctuate unnecessarily, this paper presents a supervision system of oltc based on plc control technique. then we combine this system with reactive power compensate device such as shunt capacitor to design a new supervision system of substation voltage and reactive power synthetic control based on plc fieldbus

    針對國內變電站電調整大多依靠人工調節,且調器( oltc )分接頭動作頻繁特點,本文提出了基於plc控制技術調監控系統研製方法,並以此監控系統為基礎,結合併聯補償電容器組等無功補償設備,設計了一種基於plc現場總線變電站電無功監控系統。
  4. The study bases on the four operating conditions of which the longnan network will be implemented in the year of 2005 and 2010. first, this paper calculates the power flow distribution that including the line charging reactive power and input of the low - voltage shunt reactor in chengxian s / s. assumed that the bus voltage of tianshui s / s and bikou power plant to be constant, the study count the voltage level of the 330kv and 220kv bus - bar when the 330 / 220kv transformer in standard tap changer position. in order to set control rules

    本文基於隴南電網在規劃發展水平年2005年及2010年四種可能運行方式下及潮流條件,計算出了計入線路充電無功及投入成縣變低並聯電抗器后潮流分佈,在設定甘肅大網側及碧口電廠側母線電恆定條件下,計算了330kv及220kv主變在調標準分接頭變比下330kv及220kv母線電水平。
  5. The transformer that use solid state relay to realize automated regulation is explored in this issues, it change the winding turn of once side according to the voltage of second side by on - load tap - changer. thus the purpose to realize automatic steady voltage

    本課題研製應用固態繼電器實現自動調器,通過自動調分接開關根據變器二次側自動改變變器一次側匝數,從而實現自動穩
  6. In order to ensure the whole system operate economically, power department equip transformer with onload tap changer and shunt capacitors for most distribution substations, according to the operating condition, adjusting the position of transformer taps and capacitors can control the variation of voltage and reactive power exchanger of distribution substations and power system in certain extent

    為確保整個系統運行經濟性,降低網損,電力部門在大多數變電站配置了調器和並聯補償電容器組,根據運行情況適當調節變器分接頭位置和投切並聯補償電容器組,可以降低電變化和變電站與系統無功交換控制在一定范圍內,確保供電質量和電網運行經濟性。
  7. This thesis carries out studies aiming at the impact of load characteristics and on load tap changer on voltage stability

    本文針對負荷特性和調器對電力系統靜態電穩定性影響展開研究。
  8. The tap - changer is made with solid state relay as its working mechanism and controlled by microprocessor. this switch has totally cancelled the mechanical drive organization, by the microprocessor according to the voltage of second side microprocessor decide the working condition of solid state rely, high regulation speed, need not transition resistor, rush current is low. operating frequently ; there is no electric arc to produce, can put in the fuel tank of the voltage transformer directly ; the structure is simple, the fabrication cost is low, benefit and use widely among the voltages transformer of distribution

    其中調分接開關,它是一種完全由固態繼電器作為分接開關執行機構,由單片機控制自動調器分接開關。該開關完全取消了機械傳動機構,由單片機根據變器二次側電高低,決定與變器各分接頭聯接固態繼電器工作狀態。調節速度快,改變分接頭時不需過渡電阻,沖擊電流小,可頻繁操作;無電弧產生,可以直接放在變器油箱中;結構簡單,造價低,便於在配電變器中推廣使用。
  9. Though standard cast resin dry - type transformers can meet the demands of most consumers. we still have to proceed special designing of transformers for special application field and operating conditions, such as single phase transformers, regulating transformers with onload tap changer, double voltage transformers, isolating transformers, rectifying transformers, earthing transformers and transformers with special tapping arrangement, which we are supplying to consumers all over the country

    雖然標準樹脂絕緣乾式變器已能滿足大多數用戶要求,但是對于某些特殊應用領域與使用條件仍需我們進行特殊設計。諸如單相調雙電變換隔離整流接地以及特殊出線排列器,我公司在不斷地提供給各地用戶。
  10. Load tap - changing

    有載調壓的
  11. Load tap switch is the central contrivance in load - ratio voltage regulation of transformer

    分接開關是變有載調壓的主要裝置。
  12. How to retrofit a off - load - tap - changing transformer into a on - load - tap - changing one

    外加串聯變調是主變器無調有載調壓的重要模式,正確認識其整體阻抗特性十分重要。
  13. The shift capacity also has been improved continually and the shift ways are more perfect with days. my subject study is the vaccum tap switch of the load voltage regulation with the dry transformer, which has features of safety, reliability and convenience for maintain

    開關切換容量不斷提高。滅弧方式更加完善。本課題研究是配合乾式變有載調壓的真空分接開關。
  14. 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趨勢,可以助於判定低母線電變化是由無功負荷變化引起還是由高側電變化引起,從而適時決定是調調器分接頭還是投切電容器,以此避免了盲目和不充分調節,實現在保證無功基本平衡和電合格率前提下,減少調器分接頭調節和並聯電容器組投切次數。
  15. This paper mainly discusses a control method of substation voltage and reactive power. in order to get suitable decision for one day 24 hours tap - transformer ' s step switch and shunt capacitor switch, an approach of substation voltage and reactive power control on the basis of the combination of artificial neural network ( ann ) reactive power forecasting and evolutionary programming optimal decision - making is put forward

    論文主要研究變電站/無功控制決策問題,為了確定一天24小時內合適調器分接頭位置和並聯電容器投切狀態,提出一種基於人工神經網路無功負荷預測和進化規劃優化決策相結合變電站電和無功綜合控制決策。
  16. Operation shows that this design has high practical value which can effectually reduce the adjust times of on - load tap changing and capacitor, thus improve the voltage quantity of supply power system

    運行結果表明,這種控制思想是可行,可以效減少調器分接頭和電容器動作次數,從而提高供電系統質量。
  17. Aiming at the impact of electric network fluctuation on frequency diverter, it provides countermeasures in aspects of expanding electric network capacity, technical reformation, electric network filtering, applying on - line tap changer and uninterruptable power supply, and modifying frequency inverter parameter setup

    針對電網波動對變頻器運行造成影響,從電網擴容與技術改造、電網濾波、採用調器和不間斷電源、修改變頻器參數設置等方面提出了相應措施。
  18. According to the characteristic of nine - area diagram of substation vol / var coordinated control, this system gives the defination of fuzzy sets and the degree of membership of input / output variables, and designs corresponding control rules. the results of simulation demonstrate the system can satisfy the constrains of the day - adjusting times of the switching of on - load transformer and paralleled compensation capacitors, and ensure voltage quality, reactive power basical balance. considering the var requirement in different load time period and the control demand in load saltation, a improved control scheme is provided. the results of simulation show the improved scheme can meet the demand of vol / var in different load time period, protect the wrong operation when either voltage or reactive power appears saltation, and decrease the times of regulation of the switching of on - load transformer and paralleled compensation capacitors finally, a background software module of substation vol / var coordinated control is designed, based on the supervisory control and data acquisition system of substation

    模擬結果證明該系統能在各種負荷條件下確保電合格和無功基本平衡,且能滿足變電站對調器分接頭日調節次數和並聯補償電容器組日投切次數限制。通過考慮不同負荷時段對無功功率需求和負荷突變情況下控制要求,對上述模糊控制策略進行了改進,模擬結果證明改進后控制策略能滿足不同負荷時段對電和無功要求、抑制電或無功突變情況下誤動作,且效地減少了調器分接頭和並聯補償電容器組調節次數。最後基於變電站scada系統設計了一后臺電無功綜合控制軟體模塊。
  19. On - load tap - changer is a main device of on - load automatic voltage regulation transformer with

    調分接開關是自動調主要裝置。
  20. The study shows that this control approach can overcome those shortages of the methods which are adopted to control voltage and reactive power in substation nowadays, it can hold the voltage level in the regular bound and maintain the balance of reactive power in substation to the greatest extent, and it have the ability to seek the best solution. adopting this methods, the switching times of loaded taps and capacitors can be decreased efficiently and advance the running life - span of the transformer and capacitors and improve the economy benefits. this control approach is a advanced way ii and it is worth to study more and utilize

    利用模糊神經網路對較好地實現對變電站、無功自動控制,能克服了目前在變電站電無功控制中普遍運用分區方法存在不足之處,不但可保持變電站電在合格范圍內,盡量維持無功功率平衡,而且具較好尋優能力,效減少變調開關切換次數和電容器組投切次數,提高了變器和電容器運行壽命,提高了經濟效益,是一種值得進一步探索和運用較為先進方法。
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