電力變壓站 的英文怎麼說

中文拼音 [diànlìbiànyāzhàn]
電力變壓站 英文
transformer station
  • 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...
  • 力 : 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...
  • 壓 : 壓構詞成分。
  • 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...
  • 電力 : [電學] power; electric power電力變阻器 power rheostat; 電力捕魚 electrofishing; 電力潮流 directio...
  1. The ultrahigh - voltage direct current ( uhvdc ) link comprises two substations and a power transmission system using breakthrough technology to transmit electricity at ultrahigh voltage ( 800 kilovolts ), which will minimize the amount of power lost in transmission

    該超高壓直流輸電（ uhvdc ）線包括兩個變電站以及一個採用了突破性超高壓（ 800千伏）電力傳輸技術的電力傳輸系統，這將減少傳輸過程中的電力損失。
  2. In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant

    其次，本文以荷蘭buggenum電站的空分系統為原型，基於matlab建立了空分系統精餾塔的半圖形化動、靜態數學模型，並通過模擬，得出了一些有價值的結論：當空分系統的壓力變化時，氧氣產品濃度的響應時間常數為兩小時左右，說明空分系統是igcc電站最大延遲環節；而且雖然氧氣濃度最後會穩定在igcc電站所要求的范圍之內，但在過渡過程中會超出限制，這些都為igcc電站的安全運行及控制系統設計提供了有價值的信息。
  3. With the development of the electric power system, static - state reactive power compensators ca n ' t have met the requirements of the actual production and operation, and the trend to the fast and dynamic compensation for reactive power become greater and greater. since ertan hydroplant and 500kv transmission systems in sichuan power system have been operated, many power plants of load center are forced to halt during the high - water period, because the great deal of power is transmitted to far - distance load center. thus the load center loses voltage sustentation and the level of the system stabilization is debased greatly

    四川電網的二灘水電站和500kv輸變電系統投入運行后，由於二灘水電站的大量電力遠距離輸送至負荷中心，迫使負荷中心的火電機組在豐水期大量停機，使負荷中心失去電壓支撐，大大降低了電網的電壓穩定水平；同時，因為四川電網中的無功補償裝置全為靜態無功補償電容器（或電抗器） ，這些設備只能在系統正常運行狀態下起到無功補償和電壓支撐的作用，而在電網出現事故時，不但不能起到電壓支撐作用，反而會促使電網電壓崩潰事故的發生。
  4. 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水平著眼，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，在討論電力系統電壓、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。
  5. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況，在回顧電梯液壓控制系統節能技術的基礎上，介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理，分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式；詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計，重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容；最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。
  6. Abstract : the running types of the main transformer and power transformer in the ferroalloy plant in which the author works are analysed and the economic runnig type is obtained on the main transformer and power transformer in the plant through theoretical calculation, and the purpose of energy saving is also attained

    文摘:分析了作者所在鐵合金廠變電站主變壓器、動力變壓器的各種運行方式，通過理論計算得出了該廠主變壓器和動力變壓器的經濟運行方式，並達到了節能的目的。
  7. The company has products of all specifications and its major products are overhead insulating fittings, cold - heat shrinkable cable accessories, power line fittings, cold - pressed wiring terminal, cable branch cases, box - type transformer substations and tools, including more than 10 categories and 2000 kinds of product specifications

    公司產品規格全，主導產品為架空絕緣金具，冷熱縮電纜附件，電力線路金具，出口冷壓接線端頭，電纜分接箱，箱式變電站，施工工具等10多個類別， 2000多個品種規格。
  8. 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。
  9. Electrical substation noise abatement study

    電力變壓站噪音消減研究
  10. Lead the team to do the research on electro - magnetic transient overvoltage calculation and insulation coordination of power system, lightning overvoltage calculation of substations and transmission lines, protection, operation and test of arresters, overvoltage limiter and other lightning protection equipment

    帶領團隊從事電力系統電磁暫態過電壓計算及系統絕緣配合研究，變電站和輸電線路雷電過電壓計算及防護技術研究，避雷器及過電壓限制器等防雷保護設備的運行技術和試驗技術研究等。
  11. 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有載調壓變壓器和並聯補償電容器組，根據運行情況適當調節變壓器分接頭的位置和投切並聯補償電容器組，可以降低電壓變化和變電站與系統的無功交換控制在一定的范圍內，確保供電質量和電網運行的經濟性。
  12. It can be applied for purification of unqualified transformer oil, mutual inductor oil, oil switch oil and capacitor oil as well as low - viscosity lubricating oils

    廣泛應用於電廠電站電力公司冶金石化鐵路等工曠企業，對不合格的變壓器油互感器油油開關油電容器油進行凈化處理。
  13. It can be applied for purification of unqualified transformer oil, mutual inductor oil, oil switch oil and capacitor oil as well as low - viscosity lubricating oils for electric plant, power station, electric company, transformer substation working area, plant, railway, ect

    廣泛適用於電廠電站電力公司變電工區廠礦鐵路等，對不合格變壓器油互感器油油開關油電容器油低粘度潤滑油的凈化再生處理。
  14. It is one of the most important works to run economically in today and future. the system of electric control automation in zhao zhaou is open, it bases on the net of rs485 bus control and centrally manages substation by control the main machine. the system controls the run parameter of electric equipment and the run environment by using the computer measure, communication and automation technology, it can realize measure, communicate, control and allocate in the remote area, transmit data and control through collect data and automatic count parameter

    肇州縣電力調度自動化系統是以rs485總線工業現場控制網路為基礎，通過監控主機對變電站進行集中管理的完全開放式系統，該系統綜合了計算機、測量、通訊和自動化的專業技術來監控電力設備的運行參數、監控運行環境，通過對輸變電線路及設備的交流電壓、電流的數據採集，自動計算出功率、電量、功率因數、頻率等參數，實現四遙：遙測、遙信、遙控、遙調及數據傳輸和監控功能。
  15. Because the harmonics in tangyin substation are primarily from electric traction loads, this paper gives the structures of several main locomotive models and general harmonics they produce. the harmonics produced by electric locomotive have a characteristic that their range and phase are both dispersive. this paper also analyzes the impedance - matching balance transformer ' s structure and harmonics injected into the power system at its primary side, and sums up the characteristics of the harmonics from electric traction loads in the tangyin traction substation

    鑒于湯陰變電站的諧波主要來自電力牽引負荷，本文列舉了電力機車幾種主要車型的結構以及它們產生諧波的概況，得出了電力機車的各次諧波電流幅值和相角具有較大分散性的特點。針對湯陰牽引變電站的牽引變壓器，分析了阻抗匹配平衡變壓器的結構及其高壓側注入電網的諧波，推導了有關計算公式。通過理論分析並結合湯牽線的實測諧波數據，歸納了電力牽引負荷注入湯陰變電站的諧波的特點。
  16. ( 3 ) the law and characteristic of electromagnetic transient process for the switching overvoltage in the electric network of power stations have been studied by analyzing the electromagnetic transient process of switching overvoltage in power station and specially approaching the surge overvoltage transferred from the switchgear station through power transformers

    （ 3 ）通過分析廠站操作過電壓的電磁暫態過程及特性，特別是對超高壓開關站中的操作過電壓通過升壓電力變壓器傳遞的傳遞過電壓進行分析研究，研究了廠站電氣網路中過電壓的電磁暫態變化規律及特性。
  17. 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的電壓、無功自動控制，能克服了目前在變電站電壓無功控制中普遍運用的分區方法存在的不足之處，不但可保持變電站電壓在合格的范圍內，盡量維持無功功率平衡，而且具有較好的尋優能力，有效減少變壓器有載調壓開關的切換次數和電容器組的投切次數，提高了變壓器和電容器的運行壽命，提高了經濟效益，是一種值得進一步探索和運用的較為先進的方法。
  18. The paper met the need of national rural power system changing project, in order to improve the operation levels of the rural power system and analysize rural small - scale generator ' s electric parameters after they were breakdown. we cooperated with coslight electric group of harbin, according to the corresponding standard of trouble dynamic record technological criterion of power system which was issued by the country, developed a kind of fault recording system which was suitable for rural small - scale generating set and low - voltage transformer substation of our country

    本文針對國家農網改造工程進一步深入的需要，為提高農村電網的運行水平，為分析農村小型發電機故障后其電氣參量暫態變化過程，而與哈爾濱光宇電氣集團合作，按照國家頒布的電力系統故障動態記錄技術準則的相應標準，研製了一種適用於我國農村小型發電機組及低壓變電站的故障錄波系統。
  19. In this case, when one of the machines be placed into the transition process of the vident fluctuating pressure for some kind of reason, the other machines would be affected become of the fluctuating pressure in the diversion system and drainage system of water in upstream and downstream which use the same one surge tank and the same one penstock with the machine, so the other machines would be put into transition process of fluctuating pressure, and become a kind of hydroelectric interfere

    在高水頭引水式水電站中，通常幾臺機組共用同一調壓井，且共用壓力主管。在這種情況下，當其中一臺機組由於某種原因處于大波動過渡過程，則其在電站上下游引、尾水系統中引起的壓力變化必然會影響與其共用調壓井和壓力主管的其它機組，使其它機組也處于過渡過程，形成一種水力干擾。
  20. Abb will supply power products and systems including substation equipment, transformers and an electricity network management system based on supervisory control and data acquisition ( scada ) technology

    Abb將提供的電力產品和系統包括變電站設備、變壓器以及一個基於監控和數據採集（ scada ）技術的電力網路管理系統。
分享友人
分享到 Line

分享到臉書