相間變壓器 的英文怎麼說
中文拼音 [xiāngjiānbiànyāqì]
相間變壓器
英文
interphase transformer-
Firstly, second harmonic component ratio and dead angles of two phase inrush ' s dispersion in three - phase transformes are acted as input variable. secondly, the method applies improved algorithm based on the original algorithm of multi - layer forward back propagation network, that is to say, adding last variational effect of weight value and bias value to this time and making use of variable learning rate. at the same time, this method also adopts dynamic form in the number of hidden floor node
首先，文中將三相變壓器兩相涌流差流的二次諧波含量比和間斷角作為網路的輸入變量；其次，利用對原有bp網路訓練演算法基礎上的改進型演算法（即在計算本次權值和閾值的變化時增加上一次權值和閾值變化的影響以及採用變學習率，與此同時隱含層神經元個數採用動態形式） ，通過樣本訓練使網路結構模型達到最優。Colour tv, colour tv with satellite channels, fax modem line, hair dryer, mini - bar in room, shampoo, tooth brush, broadband internet access, connecting room, electrical transformer on request, iron ironboard, safe deposit box - in room
彩色電視，彩色電視衛星電視，傳真資料調碼器，干發器，室內小型酒吧，洗發露，牙刷，寬頻上網，相連房間，租借變壓器，熨衣，室內保儉箱Alarm clock, audio visual equipment, colour tv, colour tv with satellite channels, electrical transformer on request, hair dryer, tea coffee making facilities, voice mail, broadband internet access, connecting room, extra bed, fax modem line, iron ironboard, mini - bar in room, safe deposit box - in room
鬧鐘，影音設備，彩色電視，彩色電視衛星電視，租借變壓器，干發器，咖啡茶機，留言服務，寬頻上網，相連房間，加床服務，傳真資料調碼器，熨衣，室內小型酒吧，室內保儉箱Audio visual equipment, bathrobes, broadband internet access, colour tv, colour tv with cable network, colour tv with satellite channels, connecting room, electrical transformer on request, extra bed, fax modem line, hair dryer, in room data port, mini - bar in room, safe deposit box - in room, shampoo, shower cap, slippers, tea coffee making facilities, tooth brush, voice mail, welcome fruit, welcome tea, alarm clock, iron ironboard
影音設備，浴袍，寬頻上網，彩色電視，有線電視，彩色電視衛星電視，相連房間，租借變壓器，加床服務，傳真資料調碼器，干發器，室內資料輸人插口，室內小型酒吧，室內保儉箱，洗發露，浴帽，拖鞋，咖啡茶機，牙刷，留言服務，迎客果盤，迎客名茶，鬧鐘，熨衣Alarm clock, audio visual equipment, bathrobes, broadband internet access, colour tv with cable network, colour tv with satellite channels, extra bed, fax modem line, hair dryer, in room data port, mini - bar in room, safe deposit box - in room, shampoo, shower cap, slippers, tea coffee making facilities, tooth brush, voice mail, welcome fruit, welcome tea, connecting room, electrical transformer on request, infotainment with video on demand computer game
鬧鐘，影音設備，浴袍，寬頻上網，有線電視，彩色電視衛星電視，加床服務，傳真資料調碼器，干發器，室內資料輸人插口，室內小型酒吧，室內保儉箱，洗發露，浴帽，拖鞋，咖啡茶機，牙刷，留言服務，迎客果盤，迎客名茶，相連房間，租借變壓器，娛樂資訊收費電視電腦游戲Alarm clock, audio visual equipment, bathrobes, broadband internet access, colour tv, colour tv with cable network, colour tv with satellite channels, extra bed, fax modem line, hair dryer, in room data port, iron ironboard, mini - bar in room, safe deposit box - in room, shampoo, slippers, tea coffee making facilities, tooth brush, voice mail, welcome fruit, connecting room, electrical transformer on request, shower cap, infotainment with video on demand computer game
鬧鐘，影音設備，浴袍，寬頻上網，彩色電視，有線電視，彩色電視衛星電視，加床服務，傳真資料調碼器，干發器，室內資料輸人插口，熨衣，室內小型酒吧，室內保儉箱，洗發露，拖鞋，咖啡茶機，牙刷，留言服務，迎客果盤，相連房間，租借變壓器，浴帽，娛樂資訊收費電視電腦游戲Alarm clock, colour tv with satellite channels, fax modem line, hair dryer, mini - bar in room, safe deposit box - in room, shampoo, shower cap, tea coffee making facilities, tooth brush, welcome fruit, welcome tea, audio visual equipment, connecting room, broadband internet access, electrical transformer on request, extra bed, voice mail
鬧鐘，彩色電視衛星電視，傳真資料調碼器，干發器，室內小型酒吧，室內保儉箱，洗發露，浴帽，咖啡茶機，牙刷，迎客果盤，迎客名茶，影音設備，相連房間，寬頻上網，租借變壓器，加床服務，留言服務Audio visual equipment, broadband internet access, colour tv, colour tv with cable network, colour tv with satellite channels, connecting room, electrical transformer on request, hair dryer, in room data port, mini - bar in room, safe deposit box - in room, shampoo, shower cap, slippers, tea coffee making facilities, tooth brush, voice mail, welcome tea
影音設備，寬頻上網，彩色電視，有線電視，彩色電視衛星電視，相連房間，租借變壓器，干發器，室內資料輸人插口，室內小型酒吧，室內保儉箱，洗發露，浴帽，拖鞋，咖啡茶機，牙刷，留言服務，迎客名茶It is only using one high voltage cable to serve as the common one - turn primary winding for all the output transformers. in addition, the isolation voltage level for the transformers can be made very high
使用超高壓絕緣的電纜線作為所有輸出變壓器單匝的原邊繞組，電源輸出之間的隔離電壓可以達到相當高的等級。A novel cycloconverter - rype three - phase hf link inverter topology for soft - switching based on phase - shifted full - bridge mode is proposed, whose main advantages are as follows : under the conditions of d < i < and overlap - d, the switches of the leading leg are turned on at zvs and the switches of the lagging leg are turned off at zcs and all switches of the cycloconverter circuit are commutated in the overlapping mode in the interval of zero voltage, which makes the circuit realize soft switching to the utmost extent and reliably solve the problem of peak voltage caused by the storing energy of leakage inductance of hf transformer
論文提出一種新型移相全橋軟開關周波變流型三相高頻鏈逆變器，電路的主要優點是：前級移相全橋的移相角控制在_ d _ i和_ （ overlap ） - _ d條件下，超前橋臂零電壓開通，滯后橋臂零電流關斷，並使周波變流器所有開關在零電壓期間重疊換相，使整機開關最大程度地實現了軟開關，並可靠解決了高頻變壓器漏感儲能引起的電壓尖峰問題。Thesis this in existing electric capacity, whether it utilize by the ct one mainly reject and mix by suitable partial pressure not low - voltage partial pressure arm not high - handed of cvt electric capacity not insulating, in the middle of and ca n ' t compensate reactor, etc. of voltage transformer, design by sectional mutual inductor that ct combine cvt with, sectional mutual inductance utensil this have electric current mutual inductor and voltage double function of mutual inductor
本論文在現有電容型絕緣電流互感器和電容式電壓互感器製造技術的基礎上，利用ct的主絕緣電容屏作為cvt的高壓分壓臂，配以合適的低壓分壓器、中間變壓器以及補償電抗器等，設計了由ct和cvt相結合的組合式互感器，該組合式互感器具有電流互感器和電壓互感器的雙重功能。Between the primary and secondary windings of the ( electrical ) power transformer with a working voltage less than 50 v, there should be a sort of insulation equivalent to double insulation or reinforced insulation
工作電壓不大於50v的電源變壓器的初、次級繞組間應採用相當于雙重絕緣或加強絕緣水平的絕緣隔離。( 4 ) the graph compiler of power system single - line graph is independently developed. employing standard modeling technique uml and multimode, presenting the concept of joint and leg to describe the relationship of graphs and realizing the auto - routing of devices except bus, the compiling of graph objects, including bus, transformer and line, is more convenient than conventional software
（ 4 ）獨立設計開發了電力系統主結線網路的圖形編輯平臺，在設計中採用了標準化建模技術uml和多態技術，並創建了關節和腿的概念來描述圖形之間的關聯關系，且實現了非母線設備的自動布線功能，使主結線對象（母線、線路和變壓器等）的編輯相對傳統軟體更加方便、快捷。On this basis, fortran program is written to solve temperature and velocity fields in transformer. by using this program we can calculate total flow, duct flow, mean temperature rise of transformer oil, oil time constant, mean oil temperature rise in each winding - coil, temperature distribution in each winding - coil, and stable / transient state temperature field. so this program has a great use value
在此基礎上，我們編制了計算自然油導向冷卻的具有餅式線圈變壓器流場和溫度場的fortran程序，程序可以對總油流量，進入各相、各油道的油流量，各線圈內的油流分佈，變壓器的油平均溫升，油的時間常數，各線圈的平均線油溫升，各線圈內的油溫分佈以及各線圈的穩態溫度場、暫態溫度場進行定量模擬，具有較強的實用價值。By close study on the average temperature rise, temperature distribution, and tune constant of the class f resin dry type power transformer ' s high voltage and low voltage winding under self - cooling and wind - cooling mode, we find out the connection between the variation of the load and the items, mentioned above. the results of the experiments can be reference to both thermal design optimization of dry type power transformer and the revision of current standards. meanwhile, we develop the software, which can predict the overload ability of the dry type power transformer
本文對f級樹脂澆注式乾式變壓器的高、低線圈的平均溫升，內部溫度分佈和時間常數在自冷和風冷，兩種冷卻方式下隨負載變化的規律進行了研究，得出了平均溫升、熱點溫升和時間常數隨負載變化的相互關系和有關計算用參數和公式，試驗結果可作為改進乾式電力變壓器的熱設計的依據和對現行標準進行修改的參考。By using phase shifting control between right bridge leg and left bridge leg, the output cy cloconverter commutating while the bi - polarity three - state high frequency ac volage from the input cycloconveter is zero, . and commutation overlap of the output cycloconverter and polarity selection of the input voltage, the leakage inductance energy and the output filtering inductance current are naturally commutated, and zvs switching of the output cycloconverter are realized, the surge voltage and surge current of the output cycloconverters are overcome
通過輸入周波變換器右橋臂相對左橋臂的移相，讓輸出周波變換器功率開關在輸入周波變換器輸出的高頻交流電壓為零期間進行換流，並藉助輸出周波變換器換流重疊和輸入電壓極性選擇，從而實現了變壓器漏感能量和輸出濾波電感電流的自然換流、輸出周波變換器的zvs開關，解決了輸出周波變換器固有的電壓過沖和環流問題。Under different load, when we apply this software to any time, region and cooling way, we can get the hottest spot increment and aging rating. to manufactory, the software means sounder thermal design, which will meet the load, putted forward by user, while to user, the software equal to a master who can help them decide the capacity rating of the transformer, which will fit the load. by using the software, the potential danger and the waste, caused by unfit load choice may be avoided
研究開發了計算乾式電力變壓器負載能力的計算軟體，可對于各種絕緣結構，各種冷卻方式和任一地區、任一時間下運行的變壓器在不同運行載荷下的最熱點溫升絕緣老化率進行分析和計算，同時利用該軟體製造廠可以依據用戶提出的運行負載量給出相應的熱設計方案，用戶可根據運行負載情況利用軟體計算所需變壓器的額定容量，避免額定容量選擇不當造成隱患和浪費。The vector relation among voltage, current and magnetic potential in phase shift regulating auto - transformer are analyzed. the parameter algebraic relation and the winding magnetic potential relation are gained
摘要分析了自耦調壓移相變壓器的電壓、電流、磁勢相量的關系，得到了各參數間的代數關系及各繞組的磁勢平衡關系。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的影響，從電網擴容與技術改造、電網濾波、採用有載調壓變壓器和不間斷電源、修改變頻器參數設置等方面提出了相應的措施。So relay protection ca n ' t detect fault. this is likely to burn transformer if do n ' t take any measures after turn to turn short - circuit
繞組匝間短路后仍然能帶滿負荷繼續運行，但是如果不採取相應的措施，故障將會進一步擴大，嚴重者至燒毀變壓器，造成巨大的經濟損失。分享友人