mode transformer 中文意思是什麼

mode transformer 解釋
模變換器
  • mode : n 1 法,樣,方法,方式。2 模,型;樣式,體裁,款式;習慣。3 風尚;〈the mode〉流行,時髦。4 【語...
  • transformer : n. 使變化的人[東西];【電學】變壓器;變換器;互感器。 polarity of transformer 變壓器繞線方向。
  1. The main operating transformer connected by a adscititious tandem on - load - tap - changing one is the important mode. about this question readers can get a correct and detailed answer from this paper

    通過基本定義和有關名牌值進行了計算和分析,認為在正負極限檔,外加串聯調壓變的阻抗值相對額定檔的偏差很小,所以可不必在意這種變壓器整體阻抗的偏差值。
  2. Discussion on secondary protection connection mode of potential transformer

    保護用電壓互感器二次接線方式的探討
  3. Then novel circuit structure of bi - directional voltage mode ( based on forward converter ) inverters with high frequency link, are proposed, which is constituted of input cycloconverter, high frequency transformer, output cycloconverter, input and output filter ; the circuit topologies family of this bi - directional voltage mode inverters with high frequency link include six circuit topologies, such as push pull - full wave mode, push pull - full bridge mode, half bridge - full wave mode, half bridge - full bridge mode, full bridge - full wave mode, and full bridge - full bridge mode etc. taking full bridge - full bridge mode circuit as an example, principle of uni - polarity phase shifting controlled bi - directional voltage mode inverters with high frequency link is introduced

    本文首先論述了dc / ac逆變技術的應用前景及發展現狀。基於正激forward變換器的雙向電壓源型高頻環節逆變器電路結構,由輸入周波變換器、高頻變壓器、輸出周波變換器、以及輸入、輸出濾波器構成;雙向電壓源高頻環節逆變器電路拓撲族,包括推挽全波式、推挽橋式、半橋全波式、半橋橋式、全橋全波式、全橋橋式六種電路。
  4. A common mistake and its harm in ct secondary connection of transformer differential protection were analyzed, the correct connection mode was explaned, and how to use the hexagon vector diagram of checking was introduced

    摘要分析了一種常見的變壓器縱差保護電流互感器錯誤接線及其危害,說明了正確接線方式,並介紹了如何通過作六角圖來檢查縱差保護二次接線的正誤。
  5. Based on the converse piezoelectric effect of quartz, a novel dual - mode interferometric electronic voltage transformer is presented

    摘要基於石英晶體的逆壓電效應,研製出一種雙模干涉式的電子電壓互感器。
  6. By analyses and compares, the conclusion is that it would be better to choose high resistance grounding of distribution transformer for hydro turbine in hydro power station. there is no certain conclusion for steam turbine in fossil - fired power plant. getting a clear answer to choose good generator grounding mode still needs practice and time

    經分析比較認為,在水電站水輪發電機組宜選用接地變高阻接地方式;在火電廠和熱電廠汽輪發電機組,選用何種接地方式,給出明確的結論尚需理論和實踐的進一步深入。
  7. The thesis discussed the fundamental which is voltage grade, reliability, connection mode, transformer load and power equipment

    論文闡述了城市電網規劃中電壓等級、供電可靠性、接線方式、變壓器負荷率取值和供電設施的基本原則。
  8. The main work is as following : firstly, some basic issues of economical operation of transformers are analyzed. focusing on calculating the economic load coefficient and carving up the running area of the transformer, determining the advantage between transformers, confirming economical operation mode of transformers in the parallel or divided running condition

    分析了變壓器經濟運行的一些基本問題,主要對變壓器的經濟負載系數的計算、運行區間的劃分,變壓器間技術優劣的判定以及並列和分列運行模式下經濟運行方式的確定進行了分析和討論。
  9. In at power supply system some transformers with special connection mode, such as scott transformer, anti - scott transformer, balance transformer and so on, are usual used. the voltage ratio is one of important parameters of transformer

    採用斯科特變壓器、平衡變壓器等特殊接線方式變壓器作為主變壓器,能有效抑制負序電流,減少有功損耗和電壓損失,提高牽引機車的過負載能力。
  10. 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。
  11. By analyzing the load factor and unbalance factor of distribution transformer, the method of calculating and selecting the low voltage reactive power compensation capacity and compensation equipments, and the connection mode of capacitors were presented

    摘要通過對配電變壓器負載率和不平衡率的分析,提出低壓無功補償裝置補償容量的計算選擇方法和電容器的接線方式。
  12. In mode selection of middle and large capacity units nowadays, there mainly have two types of peterson coil grounding and distribution transformer with resistor

    在現有大中型發電機中性點接地選擇上,主要有消弧線圈接地方式和接地變高阻接地方式。
  13. The main factors to choose connection mode of rectifier unit are discussed. the vectorgrams of transformer in different connection modes and the output voltage waveform after rectifying are analyzed

    摘要闡述了選擇整流機組接線方式時需考慮的主要因素,分析了採用不同變壓器聯結方法的相量圖以及整流后輸出的電壓波形。
  14. Early exploited oilfields mostly adopt the power supply mode of single well & single transformer & single asynchronous motor, which causes that the load rate of equipments in oilfield network is low, the power factor of oilfield network is lower and the energy loss of oilfield network is bigger

    摘要早期開發的油田多採用「單井單變壓器單異步電動機」供電模式,造成油田電網的設備負荷率和系統功率因數過低,電網耗能較大。
  15. Based on the relevant theoretical researches, the loss property of the magnetic core material and winding were analyzed in this thesis. and 500 khz high frequency switching mode power supply transformer was made of pc40 magnetic core material for the first time in this thesis, which has good application perspective and can lead to enormous economic profits

    本文在理論研究的基礎上,仔細分析了磁芯材料及繞組的損耗特性,首次採用pc40磁芯材料設計了500khz高頻開關電源變壓器,這在工程上有良好的應用前景和經濟效益。
  16. 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。
  17. Based on the malfunction datum of 328 power transformers ( 110kv or above ), the paper makes the following studies by both the analysis of the datum and lots of tentative tests and presents the corresponding research results : the research on the malfunction mode classification of power transformers by the failure tree analysis method ( fta ) ; the research on the status prediction criterion of running power transformer ; the research on detective methods and criterions of the disability of the power transformer ; the research on evaluation the life of the power transformer ; the research on the relationship between the status estimate system and status examination & repair of the power transformer

    本論文以電力系統328臺110kv及以上電壓等級的電力變壓器事故和故障統計資料為基礎,通過對110kv及以上電壓等級電力變壓器故障數據的整理分析和大量探索性試驗,對以下方面開展研究並給出研究結果: 1採用fta (故障樹分析法)對電力變壓器的故障模式進行科學分類2電力變壓器運行中的狀態預測判據研究3
  18. The prototype test results indicate : voltage mode and current mode ac - ac mode ac / ac converters with high frequency link have the advantages such as high frequency electrical isolation. simple topology, two - stage power conversions, high power density, bidirectional power flow, good line current waveform, no audio noise, high converting efficiency, and high input power factor etc. this kind of converter lay the key technical foundation on new type regulated sinusoidal ac power supply, electronic transformer, ac regulator, and wave converter etc

    試驗表明,這類變換器具有高頻電氣隔離、電路拓撲簡潔、兩級功率變換( lfac hfac lfac ) 、功率密度高、雙向功率流、無音頻噪音、變換效率高、網側功率因數高等優點。為新一代正弦交流穩壓器、電子變壓器、交流調壓器、同頻波形變換器的實現奠定了關鍵技術基礎。
  19. Breaking off at wuwei on the hai - jin liens, after " ti " mode joined into wuwei 330kv transformer substation, it may bring some problems, such as fundamental frequency excessive voltage, resonance excessive vohage, stability, undercurrent, reactive power compensation, etc. these problem be analyzed. it provides the schemes of design and build wuwei transformer substation and reform the transmission line of hai - jin - jia

    在海金線武威開斷, 「 」入武威330kv變電站后可能帶來的如:工頻過電壓、諧振過電壓、穩定水平、潛供電流、無功補償等問題進行分析,對武威變電站的設計、建設及海金嘉線路改進提供方案。
  20. Therefore it is valuable to study on the method for measuring voltage ratio of special transformer. since these transformers have special connection mode, the apparatus used for common transformer cannot directly measure the voltage ratio. it is very necessary to develop a novel apparatus especially used for these special transformers

    但由於此類變壓器採用特殊的接線方式,通常所用的變壓器變壓比測試儀不能直接運用於此類變壓器的變比測試,所以有必要研究一種新型的用於特殊接線方式變壓器的變比測試儀。
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