斬波電路 的英文怎麼說
中文拼音 [zhǎnbōdiànlù]
斬波電路
英文
chopper circuit- 斬 : 動詞(砍) cut; chop; behead
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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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。However, the h - bridge maglev chopper has serious switching losses, so as to have snubber circuit ; there is high emi with the chopper
然而, h -橋斬波器開關損耗大,需要添加緩沖網路,電磁干擾十分嚴重;對供電電源有反向電流沖擊,容易造成供電電源和濾波電容的損壞。Firstly. operation principle of induction heating is introduced and the actuality of the power supply for induction heating is summarized. then, the scheme of structure of the power supply is established : uncontrolled rectifier and buck chopper constitute dc circuit. in this part, operation principle of a kind of soft switching buck chopper is presented mainly and the conclusion that the power semiconductor devices operate in soft switching is also illustrated by analysing the operation principle of all stages ; series resonant inverter is selected as inverter circuit via comparing the advantage and shortcoming of parallel resonant and series resonant. moreover. the work principle of series resonant inverter is analysed and the calculating method of the best dead time is put forward as well
文中首先介紹了感應加熱電源的工作原理並綜述了國內外的研究現狀。接下來分析並制定了電源主電路的構成方案:在對比幾種功率調節方式的基礎上選擇了不控整流加斬波調壓作為直流部分。在這部分里,重點研究了一種軟開關buck變換器,通過分析各階段的工作原理說明了開關器件如何工作在軟開關狀態;對于逆變器部分,在比較了串、並聯逆變器優缺點的基礎上選擇了串聯諧振逆變器,並詳細分析了串聯逆變器的工作原理,提出了最佳死區的計算方法。At last, this paper also design a small capacity buck - boost type chopper system, pointing out the problems and difficultes of the ac modulation voltage system in the future
最後,對小容量斬波控制buck - boost電路調壓系統作了初步的設計,指出了本課題研究調壓系統有待解決的一些問題。Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively
文章中還建立一種基於模糊神經網路的非線性模型,並對比分析了三種方法,模擬中確定了電機的最優開通關斷角,在此基礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及分段雙閉環pi控制,模擬結果表明,它實現了電機的正常運行,很好的抑止了電機轉矩脈動,同時有效地降低了噪聲。The study shows that the output pulse value of resistance absorption equipment is related to the chopper switch conduction ration and the selection of lagging angle
研究表明,地面電阻吸收裝置的輸出電流脈動與斬波器的導通比、各支路斬波器的開關滯后角有關。An available chopper circuit of stepmotor ' s power
1種實用型步進電機功率斬波電路研究Chopper synchronizing rectifier circuit
斬波同步整流電路Current reversible chopper
電流可逆斬波電路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。Railway applications - rolling stock - combined testing - part 2 : chopper - fed direct current traction motors and their control
鐵路設施.機車車輛.聯合試驗.第2部分:斬波器供電直流牽引電動機及其控制設備Hardware circuit adopts c8051f005 singlechip as key part, and uses integrated monolithic chip l297 and l298 to realize chopper drive of stepper motor. and achieves the control of the transfusion rate and quantum through controlling the rotate speed and number of the step motor by keyset
硬體電路採用c8051f005單片機作為控制核心,利用集成晶元l297和l298對步進電機實現斬波驅動,通過按鍵控制步進電機的轉速和轉數實現對輸液速度和輸液量控制。Bridge reversible chopper
橋式可逆斬波電路Dc chopping circuit
直流斬波電路Cuk circuit cuk
斬波電路Research on a novel three - level ac chopper and voltage controlling method of the flying - capacitor
三電平交流斬波電路及其浮動電容電壓控制策略的研究A stable flying capacitor voltage must be maintained to facilitate the operation of the chopper
在斬波電路的工作過程中,穩定的浮動電容電壓是非常重要的。The high frequency inverter power can invert 75 - 130 volt vibrating dc voltage which come from battery charge into 110 volt, 20khz ac voltage. the control of high frequency inverter power consists of two parts : chopper control and inverter control
給出了直流斬波電路及全橋逆變電路的工作原理,此高頻逆變電源可將75 130v的蓄電池直流電壓逆變為110v , 20khz的交流電壓。A novel three - level ac chopper is proposed, which is a new multi - level converter applied to high voltage conversion, and utilizes more electric levels to form output voltage and decrease the harmonic content of output waveform
摘要提出一種用於高壓電能變換的新型三電平交流斬波電路,該電路允許使用低電壓等級的器件完成高壓電能變換,並採用較多的電平數去逼近所希望的波形,使輸出電壓或電流的質量大大提高,諧波含量減少。This paper makes a detailed analysis as to the fundamental circuits and fundamental principles of boost dc - dc converter, spwm inverter and ac voltage adjustment circuit in the power supply. at the same time, the paper introduces the choice of the parameters and the design of control
本文分別對逆變電源中的boost升壓斬波電路、 spwm逆變電路以及斬控式交流調壓電路從基本拓撲結構和工作原理上進行了詳盡闡述,同時介紹了各功能模塊的參數選取和控制設計。分享友人