igbt 中文意思是什麼

igbt 解釋
電晶體
  1. This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power

    實現蓄電池恆流放電過程智能控制是蓄電池放電裝置發展的必然趨，本文提出了一種通過三極電阻調節模塊和由智能功率模塊ipm為開關器件進行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅動保護和放電過程的智能控制，文中設計了igbt門極驅動脈沖pwm信號形成電路和ipm故障封鎖保護電路及由單片機80c196為核心的微機控制器。本裝置能夠對蓄電池進行0 150a放電電流及放電時間的精確控制及釋放容量的計算。
  2. Study of a 10 kv igbt solid - state pulse modulator technique

    固態脈沖調制器技術研究
  3. In addition, the appropriate parameters of snubber circuits and dead - times for igbt were worked out

    另外還確定了igbt的緩沖電路參數、死區時間參數等。
  4. In this study, the load charateristics of submergible centrifugal pump and the influence of various regulating methods on energy dissipation are analyzed. the loading capacity of the submergible motor in variable speed drive control process is analyzed. the papers simple discribe the basic structure of the variable speed drive system in electric submergible pump > principle of pwm inverter and the basic structure of igbt

    在研究中，對潛油離心泵負載性能以及閘閥調節和調速調節對能耗的影響進行了分析；對潛油電動機在變頻調速的負載進行了分析；對潛油電泵變頻調速系統的基本結構、 pwm逆變器原理以及igbt的基本結構進行了簡單介紹。
  5. Development of sunist electrode discharge power supply based on igbt

    電極放電電源的研究
  6. We developed the power system of electric drill based on dc - ac. the system use the technique of spwm frequency cowersation control. it changed th d. c provided by trolly wire of d. c motor into stable a. c adopted igbt and driving circuit adopted high speed module of exb840

    針對當前我國煤礦電鉆電源的使用現狀，提出研製dc - ac變換的電鉆電源系統，該電源系統直接利用spwm變頻控制技術，將井下直流電機車的架空線所提供的直流電轉變成頻率是50hz的1 . 27v的穩定交流電。
  7. The system is different from traditional silicon controlled dephasing method, such speedy modules as whole controlled electric and electronic equipment igbt and high frequency pwm controlling methods are employed, and the voltage of exchanging power supply of motor of beam pumping units can be controlled automatically, so there is no problem of power factor being decreased brought by silicon controlled phase single controlled, power factor in power net of beam pumping units " motor is enhanced really

    由於雙管齊下，電機電網側的功率因數得到了大大提高。與傳統的可控硅移相控制方式不同，本系統採用全控型電力電子器件igbt等快速模塊及高頻pwm控制方式，對抽油機電機的交流供電電壓進行自動控制，不存在可控硅相控角所帶來的功率因數變差的問題，真正提高了抽油機電網側的功率因數。
  8. In this thesis, a clamp passive loseless snubber is put forward for igbt inverters after analysing the dissipation of hard switching and soft switching with snubber. then theoretical analysis and simulation are been take to prove the work of the snubber. and a real inverter circuit and its auxiliary circuits are built

    本文在對igbt在硬開關和有緩沖電路的軟開關情況下的開關損耗進行分析之後，提出一種適用於igbt逆變橋的鉗位式無源無損緩沖電路，然後進行了理論分析和模擬分析，並製作了實驗電路和相關輔助電路。
  9. Igbt power modules, 25khz inverterfrequency, fast response time, high arc stability, almost spatter - free welding

    採用igbt模塊，逆變頻率達25khz ，動態響應速度快，穩弧性能好，焊接飛濺極小。
  10. Igbt power modules, 18khz inverter frequency, fast response time, high arc stability, almost spatter - free welding

    採用igbt模塊，逆變頻率達18khz ，動態響應速度快、穩定性能好、焊接飛濺極小。
  11. The paper introduces the performance parameters and the fundamental principle of gate drive circuit, and compares the features of igct, gto and igbt

    論文介紹了igct器件性能參數、門極驅動電路的基本工作原理，對igct 、 gto和igbt的特點進行了對比。
  12. Igct which is developed from gto combines the advance features of both gto and igbt, with the advantages of high switching - off voltage, large turn - off current, high switching frequency, low losses, and high reliability

    Igct器件是從gto發展而來的，它結合了gto與igbt的優點，具有關斷電壓高、關斷電流大、開關頻率高、損耗小、可靠性高的特點。
  13. With the development of the converter drive technology, the requirement for the variable frequency drive are becoming more and more strict especially for the modern converter drive employing fast switching semiconductor igbt ， though it has high pulse frequency and refreshing time of only nanoseconds, it generates emf that has adverse effect on the environment

    隨著頻率控制傳動技術的發展，對頻率變速傳動系統的要求越來越高，尤其是對採用快速切換的igbt半導體現代變頻技術，盡管脈沖頻率高或更斷時間僅毫微秒內，但它們會對周圍環境產生電磁場。
  14. Vvvf door controller frequency converter makes lift door installation easier and more convenient as its control center is the internationally advanced engineering 16 digital micro computer and it operates with the fully digital spwm modulation techniques, with igbt module as the output power drive and with voltage, current and speed under fully digital closed circuit control ( the door controller ' s operation parameters are inputted by means of the keyboard )

    Vvvf控制門機變頻器採用當今國際上先進的工控16位微型計算機為控制核心，採用了全數字spwm調制技術， igbt模塊作輸出功率驅動，電壓、電流、速度全數字閉環控制（門機的運行參數均可通過鍵盤設置輸入） ，從而，使門機的安裝調試更加簡單，方便。
  15. The control method was introduced and the hardware of the controller was designed. the controller uses the 89c52 and 89c2051 as the main control unit and produces the on and off and angle signal of each phase. combined with protecting signal and current chopping signal, it can control the igbt on and off

    介紹了srd的控制方式和本系統所採用的控制策略，對控制器的硬體電路進行了設計，控制器以89c52和89c2051雙cpu為主控單元，採用模糊調節，發出相通斷信號和角度信號，並和電流、電壓等保護信號以及斬波信號相結合，實現對主功率元件的通斷控制。
  16. Technique of igbt gate driving

    柵極驅動技術探討
  17. Drive and dead - zone compensation for igbt

    的驅動與死區補償
  18. Research on igbt inversional dc argon welder

    逆變式直流氬弧焊機的研究
  19. This paper introduced the structure and the work principle of igbt inversional dc argon welder and analysed the new techniques used for the welder

    文章介紹了igbt逆變式直流氬弧焊機的結構和工作原理，並對焊機中所採用的新技術進行了分析。
  20. Application of igbt - pwm speed regulating system in power towing of machine tool

    調速系統在機床電力拖動中的應用
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