斬波信號 的英文怎麼說
中文拼音 [zhǎnbōxìnháo]
斬波信號
英文
chopping signal-
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。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。The rotor position detector also gives speed signal for adjusting phase current, which is often realized by pwm chopper
另外，轉子位置檢測器還提供轉速信號給pwm斬波器，以調節電機的轉速。This dissertation is focused on the theory of intelligent control and control system design for srm. firstly, this thesis analyzes pwm control method of srm and its convert circuit characteristics, and designed the control system based on tms320f240 dsp controller
在介紹了sr電機及其控制系統設計研究的發展和現狀之後，本文首先分析了srm的pwm控制方式以及兩相斬波式主電路特性，並基於高速數字信號處理器（ dsps ）在電機控制方面的優勢，設計出基於tms320f240的srd實驗系統。The simulation system includes the optics, chopper control, driving signal design, image data acquisition based on vi technology and image processing including image difference, non - uniformity correction ( nuc ), image intensification and dynamic display, etc. according to the corresponding theories, the author designed all these software modules. the research on the pyroelectric imaging technology through this experiment is of great importance to practical thermal imaging system in the future
根據熱釋電焦平面成像原理，用sspa器件在可見光條件下設計了基於虛擬儀器技術的熱釋電凝視焦平面成像模擬系統，包括光學系統、斬波控制、驅動信號設計、基於虛擬儀器技術的圖像數據採集和相關的圖像處理技術，如圖像差< wp = 5 >分、非均勻性校正、圖像增強和動態顯示等。( 4 ) after proposing the idea of " electro - magnetic drive force based on the principle of pmi motor ", the dissertation studies a new kind of balance head - pmi - erc. the pm - tr balance head with infrared remote control is designed, which is powered by battery and driven by cutting wave
（ 4 ）提出了「基於pmi電機原理的電磁力驅動」的思想，並據此研究了pmi - erc式的新型平衡頭；設計了pm - tr平衡頭，採用紅外傳遞控制信號、電池供電、斬波驅動。分享友人