transformer-secondary voltage 中文意思是什麼

transformer-secondary voltage 解釋
變壓器次級電壓
  • 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。
  • secondary : adj 1 第二（位）的，第二次的；中級的 （opp primary）。2 副（的）；從屬的；附屬的；輔助的；補充的...
  • voltage : n. 【電學】電壓，電壓量，伏特數。 the working voltage （電氣的）耐壓限度。
  1. Analysis and improvement of secondary voltage faults in capacitance potential transformer

    電容式電壓互感器二次電壓異常的分析及改進建議
  2. A new type of compound flyback converter is two flyback converters with only one transformer core and secondary coil. it completes changing voltage, isolation, and power transfer

    雙組合式單端反激變換器其實質為共用一個變壓器鐵芯和副邊的兩個單端反激變換器，由它完成對低頻電功率的變壓、隔離、傳遞功率的任務。
  3. Influence to the protection device of earth point of the secondary circuit of voltage and current transformer

    互感器二次迴路接地點對保護裝置的影響
  4. This type of combined transformer consists of two single - phase all - insulated voltage transformers and two current transformers, divided into two types ? oil - immersed type and dry type, its primary and secondary outlet terminals are led out respectively through insulating porcelain jacket, outside the transformer tank there is equipped with electric meter box, which can be installed integrally with the combined transformer or hung up separately

    本型組合互感器是由兩臺單相全絕緣的電壓互感器和兩臺電流互感器組合而成，分油浸式和乾式兩種結構，其一、二次出線端子分別通過絕緣瓷套引出，箱體外側配置電表箱，可與組合互感器一體化安裝，也可獨立懸掛安裝。
  5. The voltage transformer is fully enclosed type the iron core is piled up of the cold roll silicon steel sheet. the iron core, primary and secondary windings are casting resin by advanced vacuum carting equipment. it has a good ability of antipollution and moisture proof. the secondary outlet is wrapped by outlet box with three exits with different directions. it, s convenient. it can prevent from stealing electricity

    本系列電壓互感器為全封閉式結構，鐵芯採用優質冷軋硅鋼片繞制，並經嚴格的熱處理，鐵芯與一次繞組和二次繞組一起以先進的真空澆注工藝用環氧樹脂澆注成型，互感器耐污穢，耐潮濕性能好二次出線端子有出線端子盒，端子盒有三個不同出線方向接線方便，並可實現防竊電措施。
  6. By compared with the simulation results and the experiment results, we come to the conclusions that : ( 1 ) circuit with assistant network can widen soft - switching extent in lagging arm, reduces duty - cycle loss on the secondary, diminishes switching dissipation of inverter spot - welding power source. ( 2 ) the range of resonant capacitor, the important factor to soft - switching process, not only affects zero - voltage turn - off of power switches, but also affects the range of zero - voltage turn - on of power switches. so resonant capacitors must be considered according to many aspects ; ( 3 ) it easily fulfils soft - switching condition in lagging arm as leakage inductance of power transformer increases, but bigger leakage inductance of power transformer increases opening dissipation of transformer and decreases efficiency of soft - switching inverter power source

    通過模擬結果與軟開關點焊逆變器試驗結果的對比分析，得到了如下主要結論：採用輔助網路可以完全拓寬全橋軟開關逆變器的滯后橋臂軟開關范圍，減小了次級占空比丟失，降低了逆變電阻點焊電源的開關損耗；諧振電容是影響軟開關工作狀態的重要因素，其大小不僅影響開關管的零電壓關斷，同時也影響開關管的零電壓開通范圍，因此，諧振電容應該綜合考慮；功率變壓器漏感越大，越容易滿足滯后橋臂的軟開關條件，但是大的漏感也使變壓器的通態損耗增加，降低了軟開關逆變器的效率。
  7. This voltage transformer has three poles and the iron is made of sheet. the body is fixed on the box cover by clamping. there have the primary and secondary bushing also on the box cover

    本系列電壓互感器的鐵心由條形矽片疊成，為三柱芯式，器身用鐵夾件固定在箱蓋上，在箱蓋上裝有一次及二次套管等，油箱用鋼板焊成，油箱壁下部裝有接地螺栓及放油塞，箱底有四個安裝孔。
  8. One is that the operation duty cycle can not be larger than 50 % because of the requirement for the transformer resetting. as a result, the voltage stress of the secondary diode is high, which limits the usage of dfc in high output voltage application

    但由於變壓器磁芯復位的需要，其工作占空比必須小於50 ，從而造成占空比利用率不高，變壓器副邊電壓高，副邊高頻整流二極體的電壓應力大。
  9. The meter adopts digital synchronous sampling and micro technology to accurately measure true rms of transformer ' s primary voltage, current, power, power factor, true rms ( ac ) or average ( dc ) of secondary voltage and current, true rms of secondary voltage ripple

    該系列儀器採用數字同步采樣及微機技術，能準確測量變壓器的初級電壓、電流、功率、功率因數的真有效值，次級電壓、電流的真有效值（交流）或平均值（直流） ，次級電壓紋波的真有效值。
  10. 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。
  11. In this thesis, the tradition phase - shift full - bridge zvs dc / dc converter are analyzed, and then a new dc / dc full - bridge converter employing switches clamping in secondary side of transformer is proposed, and the converter employing saturable inductor clamping are studied, and zvs ( zero - voltage - switching ) can be easily achieve by experiment validate

    本文分析了一些傳統的移相全橋軟開關變換器，提出了開關管箝位dc dc全橋變換器拓撲方案，並對飽和電感器箝位dc dc全橋變換器進行了研究，並進行實驗驗證，從而解決了開關管的零電壓開關問題。
  12. Lessons caused by secondary side two point grounding voltage transformer

    電壓互感器二次側兩點接地引發的事故教訓
  13. As an example, finite element analysis and optimization design are made to a voltage transformer of rating primary voltage 35kv, rating secondary voltage 100v, rating frequency 50hz

    並以額定一次電壓35kv ，額定二次電壓100v ，額定頻率50hz的電壓互感器為例，進行了有限元分析計算和優化設計。
  14. Discussion of potential misconnection on secondary voltage of voltage transformer

    探討隱蔽的電壓互感器二次電壓誤接線問題
  15. It emphases the selection of secondary voltage of the step - down transformer, the control and protection of thyristor, the calculation of compensation capability and group capability, the technique of cross - zero switched on / off capacitors or reactor, the solution of avoiding possible resonance in switching on / off groups of capacitors or reactor and the measure of the best time to switch ( including the design of the computer survey and control system, instrument deliver system, delay operate and protect system ). although thyristor as a no - contact switch can avoid almost the problem of contact switch with contact, it can not solve the over - voltage, over - current and transient process itself as switching on / off capacitors or reactor. so we must develop a set of thyristor - switched control and protect system with great reliability so that it can realize of cross - zero switching on / off capacitors or reactor at any time

    晶閘管具有過零、動作快速的特點，本研究以晶閘管為電容器和電抗器的分組投切開關，重點研究了協調變壓器二次電壓的選擇、晶閘管觸發控制及保護、動態補償容量及分組容量的計算確定、過零投切電容器和電抗器技術的實現、以及分組投切電容器和電抗器可能發生諧振的處理計算方法，給出實現最佳補償投切選擇方法（測控系統、儀表變送系統、操作和保護系統的設計步驟） ，研製了一套高可靠性晶閘管觸發控制及保護系統，實現對無功的靜止可調補償。
  16. As a result of employing multilevel phase - shifted method with zig zag connection in transformer secondary, in the primary the current harmonics their orders are lower than 6m 1 are eliminated ( m is the number of power cell each phase ). in the inverter side because of using pulse shifting pwm control, the equivalent switch frequency of output is m times as high as one h - bridge, so the output voltage waveform of the inverter is near sine with less harmonics

    對于整流電路，由於採用變壓器移相多重化整流，在理論上可以實現曲折變壓器一次繞組中低於6m 1次諧波電流相互抵消（ m為串聯單元個數） ；對于逆變電路，由於採用移相pwm控制方式，等效開關頻率提高m倍，因此輸出電壓接近正弦波，諧波含量較小。
  17. The choices of parameters of transformer, secondary output voltage, maximum output current, capability, voltage regulating progression and step voltage are the crucial factors, which determines the degree of lw graphitization process

    內串石墨化工藝的關鍵設備是變壓器，變壓器的參數：二次輸出電壓、最大輸出電流、容量、調壓級數、級差電壓選擇的合理與否，決定了內串石墨化工藝水平的高與低。
  18. Transformer secondary voltage

    變壓器次級電壓
  19. Discussion on higher secondary voltage of capacitance type voltage transformer

    淺析電容式電壓互感器二次電壓偏高現象
  20. The technical step for reducing the secondary voltage loss of the voltage transformer

    降低電壓互感器二次壓降的技術措施
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