調頻變壓器 的英文怎麼說

中文拼音 [diàobīnbiànyāqì]
調頻變壓器 英文
frequency regulating transformer
  • 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...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 壓 : 壓構詞成分。
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 調頻 : frequency modulation （fm）; frequency adjustment調頻磁帶錄音機 f m magnetic tape recorder; 調頻...
  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. Secondly, according to the character of this kind of harmonic, the solutions of power filter are deeply analyzed and an optimized topology for series connected hybrid power filter is obtained. by pwm technique, midfrequency transformer and the principle of the magnetomotive force ( mmf ) compensation, the problem to the transfer of the low - frequency harmonic power compensatory signal in the series apf is solved, in technique

    其次，針對acem系統特有的「電源諧波」特性，深入分析了濾波器方案，得到了一種適用於acem系統諧波抑制的串聯混合型有源電力濾波器優化拓撲結構，並採用了pwm調制技術、中頻注入變壓器和磁勢補償原理有效地解決了串聯apf中低頻諧波功率補償信號傳輸的難題。
  8. The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation

    二、在高頻變壓器原邊，當開關管接收控制信號脈沖列（經調制的spwm波列）導通時，在低頻調制信號的正半周或負半周內，施加在變壓器繞組上的是同一方向的電壓，變壓器磁芯中的磁通可能將級進地逐漸增加，導致磁芯飽和，造成磁偏或單向磁化，導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。
  9. Based on an analysis of uhf ( ultra - high - frequency ) characteristic of pd ( partial discharge ) in power transformer, using mixing technique, a signal disposal cell has been devised for the sake of facilitating common data sampling card

    摘要在分析了電力變壓器局部放電的超高頻特性的基礎上，利用混頻技術，設計了局部放電超高頻信號的信號調理單元，方便普通數字採集卡採集。
  10. Intermediate - frequency transformers and oscillator coils for transistorized amplitude modulation broadcast receivers

    半導體調幅廣播收音機用中頻變壓器及振蕩線圈
  11. Inverter can be adjusted vertically and horizontally. easy to cope with the seams with different tube od inductor has quick - lift functions copyright by baoding sanfeng electrical equipment co., ltd tel : 0312 - 5990237 5990254 5991434 5990739

    構思巧妙，實用的感應器設有大功率中頻輸出變壓器，起到了隔離作用具有升降前後調整，很方便的對正焊縫感應器抬起落下功能。
  12. The main circuit is consisted of 18 thyristors circuit and protection circuit. with the help of control subsystem, it can get the output of low frequency voltage ( current ) with the shape of sine wave ; the core of the control subsystem is the cpu of 87c196kc, and the synchronization circuit, the pulse - widen circuit, and the power - enlarged circuit form the accessorial subsystem of the control system. it possesses all the functions of digital triggering, digital tuning, analog / digital conversion ; the input transfer can isolate the input and output ; and the circumfluence reactor can reduce the circumfluence

    主迴路採用由18個晶閘管組成的三相零式電路，並輔以晶閘管的保護電路，通過控制可以得到低頻正弦波的電壓（電流）輸出；控制迴路主要以87c196kccpu為核心，其外圍電路包括同步電路，脈沖拓寬電路，功率放大驅動電路等，完成了數字觸發、數字調節、模數轉換等功能；進線電源變壓器具有變壓和隔離作用；環流電抗器則實現了有效抑制主迴路瞬時脈動環流的功能。
  13. The operation of the proposed system is thoroughly analyzed and how to control modulation ratio meets each pulse magnetic reset is deduced

    對如何通過控制調制比使高頻變壓器能滿足逐個脈沖磁復位進行了數學推導。
  14. 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

    針對國內變電站電壓調整大多依靠人工調節，且有載調壓變壓器（ oltc ）分接頭動作頻繁的特點，本文提出了基於plc控制技術的有載調壓監控系統的研製方法，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現場總線的變電站電壓無功監控系統。
  15. In the second chapter, equivalent circuit of the eddy current sensor is firstly analyzed. based on that, the carrier signal generating circuit that is realized by the lc periodic circuit is introduced, thus, the carrier signal of standard frequency is obtained through the trimming capacity. subsequently, the disc type rotational armature generator and the rotational coupling transformer are separately leaded in to realize the power supplies of the carrier signal generating circuit and output of the measuring signal

    在傳感器設計一章中，首先對渦流傳感器進行等效電路分析，在此基礎上分析了由電感、電容諧振電路構成的載波信號發生電路，並通過微調電容獲得了標準頻率的載波信號；接下來提出了採用盤式旋轉電樞發電機解決載波信號發生電路電源供給問題的方案，同時通過旋轉耦合變壓器的引入，使得測量信號輸出問題很好地解決；本章最後給出的一組實驗曲線充分說明了這一方案的可實現性。
  16. The system is based on chopper constant current drive technique, according to the top level design idea, adopting advanced specical subdivision control integrate circuit and powerful function 80c196kc to organize the system frame, desiging the minimum system of single - chip microcomputer, multifunction i / o interface circuit, relay switch circuit, keyboard and display circuit, multifunction digital setting interface circuit and so on, utilizing the hso and hsi interface circuit which are owned by this single - chip microcomputer exclusively and its powerful command system to realize dual - degree switch control, automation orientation, automatically searching zero position, locking machine when stopping, frequency to set digitally, automatically adjusting speed through changing frequency, swithing subdivision or squarewave control, on the basis of above, the system also have the function of running according to the setting steps and the frequency, voltage and current to display through the led, etc

    系統基於斬波恆流驅動技術，按照頂層設計思想，採用先進的專用細分控制電路和功能強大的80c196kc單片機來組建系統構架，設計了單片機最小系統、多功能i o介面電路、繼電器切換電路、鍵盤顯示電路和多功能數字設定介面電路等，利用該單片機獨有的hso和hsi介面及其強大的指令系統，實現了雙余度混合式步進電動機的余度切換控制、自動定位、零位自動搜索、停機鎖定、數字化頻率設定、自動調頻變速控制、細分方波切換控制，在此基礎上，該系統還設有按預置步運行、 led頻率電壓相電流顯示等功能。
  17. 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

    其中的有載調壓分接開關，它是一種完全由固態繼電器作為分接開關執行機構，由單片機控制的有載自動調壓的變壓器分接開關。該開關完全取消了機械傳動機構，由單片機根據變壓器二次側電壓的高低，決定與變壓器各分接頭聯接的固態繼電器的工作狀態。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，可以直接放在變壓器油箱中；結構簡單，造價低，便於在配電變壓器中推廣使用。
  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. 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。
  20. This paper introduces the principle and method of forced - air cooling system of transformer controlled by dsp, according to the season and load of transformer, the designed system can automatically accomplish frequency conversion and the cooling device ' s devotion by fuzzy - neural network controller

    摘要介紹了以dsp作為核心控制器件的大型變壓器風冷控制系統的原理和實現方法，根據變壓器負荷、季節等變化，通過模糊神經網路調節器自動投切冷卻器組數以及是否進行變頻運行。
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