voltage feed 中文意思是什麼
voltage feed
解釋
電壓饋電-
The " parafeed " ( parallel feed ) uses a large choke to provide the dc voltage to the anode
旁饋耦合使用一個大型的扼流圈來為屏級供給直流電壓。 -
Voltage segment network constituted by electron switch of bta and controlled by single chip microcomputer constitutes a new fast electronic regulator. for bta cross zero touch off, sine wave which is exported is integrity. a new way to generate stable ac current is found with feed back control system by single chip microcomputer. so a new high power ac current regulator is developed
採用單片機控制雙向可控硅作為電子開關所組成的電壓分節網路,組成新穎快速的電子調壓器;由於雙向可控硅過零觸發,所以其輸出是不失真的完整正弦波;再用單片機組成反饋控制系統,從而找到了交流穩流的新方法,研製出一個大功率交流穩流電源 -
Abstract : voltage segment network constituted by electron switch of bta and controlled by single chip microcomputer constitutes a new fast electronic regulator. for bta cross zero touch off, sine wave which is exported is integrity. a new way to generate stable ac current is found with feed back control system by single chip microcomputer. so a new high power ac current regulator is developed
文摘:採用單片機控制雙向可控硅作為電子開關所組成的電壓分節網路,組成新穎快速的電子調壓器;由於雙向可控硅過零觸發,所以其輸出是不失真的完整正弦波;再用單片機組成反饋控制系統,從而找到了交流穩流的新方法,研製出一個大功率交流穩流電源 -
Feed voltage test
饋電電壓測試 -
In order to enhance the precision, this design proposes that temperature - measuring circuit of platinum resistors and software should be employed to carry on adjustment of measured precision ; it also proposes that the interference of the grid can be reduced by the voltage front feed ; and meanwhile it calls for the application of the photoelectric insulation, the over heating protection and alarm so as to enhance the security performance of the system
為了提高精度,本設計還採用了鉑電阻溫度測量電路,並利用軟體對測量精度進行自校準;通過電壓前饋控制減少電網干擾。此外,設計中還加入了光電隔離措施及過熱自動保護和報警功能,以增強系統的安全性能。 -
It not only solves the problem of optimized control of the reactive current exchanging among branches, in other words, realizes the auto - tracking to the reactance factor, but also greatly improved the reliability of the system. to design the high voltage line wireless signal acquisition device with self - feed source, we applied electromagnet induction principle and digital communication technique
系統在優化控制技術中採用了電容器補償控制的兩段控制模型,不僅解決了分支線路之問穿越無功電流的最優控制問題,實現了功率因數的自動跟蹤,而且使整個系統的可靠性大大提高。 -
High - voltage feed - through terminals ; bushing studs
高壓用引線端子.第2部分:套管接線柱 -
Voltage feed dipole
電壓饋電偶極子 -
This paper focuses on the control strategies to improve the performance of the three - phase ac - dc pwm voltage - source - converters ( vsr ) under unbalanced power supply. the problems such as negative sequences current, voltage and current harmonics and un - constant ( un - smooth ) power flow from ac to dc side are discussed in this paper. the analytical solutions for negative sequence current and harmonic current elimination are obtained by fully feed - forward of negative sequence voltage and producing a non - harmonic current command of the inner - loop
電網不平衡時,基於電網平衡為約束條件設計的三相vsr將出現不正常運行狀態,比如三相vsr交流電流中出現負序分量,使交流電流嚴重不對稱;直流電壓和交流電流中出現非特徵諧波分量,使直流電壓和交流電流波形發生嚴重畸變;三相vsr從電網吸收不平衡的瞬時功率等一系列問題。 -
The feedback of the output voltage is the major control loop. to achieve better frequency response and disturbance rejection of the input voltage, a input voltage feed - forward system is introduced in control loop. the duty - cycle of pwm applied at the gate of power mosfet is modulated by both input and output voltage
該晶元採用的控制方式為電壓型pwm (脈沖寬度調制, pulsewidthmodulation )控制方式,以輸出電壓反饋作為主要控制參量,同時為了提高晶元對輸入電壓擾動的響應速度,採用了輸入電壓前饋方法,將輸入電壓因素引入了反饋控制環中,通過對輸入輸出電壓的檢測,控制加在功率mos管柵極電壓上矩形脈沖的占空比,進而調節輸出電壓。 -
Like the transformer coupled circuit, the choke feed in the parafeed circuit allows the output to swing above and below the power supply voltage
和變壓器耦合電路一樣,旁饋電路中地扼流圈也能容許輸出在高於和低於高壓的情況下波動。 -
High - voltage feed - through terminals ; ceramic insulator
高壓用引線端子.第1部分:陶瓷絕緣子 -
High - voltage feed - through terminals with ceramic insulator ; compilation
高壓用帶陶瓷絕緣體的引線端子.第1部分:組裝 -
High - voltage feed - through terminals with ceramic insulator ; parts list
高壓用帶陶瓷絕緣體的引線端子.第2部分:零件清單 -
Burnout failure analysis of low - voltage feed switch in movable substation
移動變電站低壓饋電開關燒毀事故分析 -
Some research about sensorless control of induction motors in recent years has been introduced in chapter one. in chapter two, a field - oriented control system with current regulator and voltage source inverter ( vsi ) is presented firstly, which is proved in theory that the voltage feed - forward decoupler can be omitted, the good decoupled control properties of flux current and torque current is also validated by experiments with speed - sensor based on f240dsp real system
論文第二章從異步電機的基本數學模型入手,介紹了一種基於轉子磁場定向的帶電流內環控制的電壓型逆變器輸出閉環矢量控制結構,在理論上證明了該模型可省略電壓前饋解耦環節,採用f240dsp晶元構建的帶速度傳感器實驗系統驗證了其定子電流勵磁分量和轉矩分量有良好的解耦控制特性。 -
Chapter 2 compares the differences of the current - fed converter and the voltage - fed converter used in induction heating power, and give a special focus on the voltage - feed converter, these content is the base of all the following chapters, and is the guideline of the project i did
第二章對感應加熱電源中的電流型逆變器和電壓型逆變器作了比較分析,重點介紹了關于串連型感應加熱的特點,是后續各章節的理論基礎,也是所作課題的主要依據。 -
High - voltage feed - through terminals with cast resin insulator
澆注樹脂絕緣子的高壓引線端子 -
( 4 ) based on module theory, the operation state analysis of voltage - feed zcs buck converter has been simplified and the time - discrete mathematic modeling of dcm mode has been setup. ( 5 ) the stability operation parameter range has been decided according to the stability criterion, and the analysis of influent of resonance inductance and capacitance to converter ’ s chaos character is carried out
( 5 )根據系統穩定性判據確定了穩定工作區域,得出主要元件參數的穩定工作范圍,設計了電壓反饋控制buck變換器的模擬電路並根據模擬結果分析了諧振元件的加入對于變換器運行穩定性和混沌特性的影響。 -
High - voltage feed - through terminals ; flanges, washers
高壓用引線端子.第3部分:凸緣墊圈
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