induction-heating circuit 中文意思是什麼
induction-heating circuit
解釋
感應加熱電路-
Heating principle of intermediate frequency induction furnace and some factors affecting its power factor are discussed, some betterments that parallel connection spacer circuit is replaced by interfusion connection spacer circuit are put in practice
摘要對中頻感應爐的加熱原理以及其功率因數的影響因數進行了探討，並將不能恆功率輸出的並聯逆變電路改進為混聯逆變電路。 -
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 the same time, the control circuit must realize power regulating of the rectifying circuit and the inverter circuit and keep some parameters impervious to the interferer. this paper has researched high frequency solid induction heating power supply
同時，控制電路必須對整流電路、逆變電路等系統主電路部分進行功率控制，使在各種擾動下維持系統各參量不偏離其設定值。 -
It " s very necessary to design and utilize the drive circuit of high frequency power mosfet, power regulation circuit and frequency - tracing circuit as three very important parts in control system of induction heating power supply. all those provide some experience for the designing and debugging of electrical source, reducing the cost and advancing efficiency
本課題就是基於這種需要，研究高頻（ 1mhz 3mhz ）情況下採用功率mosfet為主開關器件的串聯逆變電源的頻率跟蹤控制電路，因此高頻情況下功率mosfet的驅動電路、頻率跟蹤電路以及功率調節電路等成為主要的研究對象，這些為以後電源裝置的設計調試、減少器件成本及提高工作效率提供良好的前期準備。 -
We design inversion control circuit with cmos figure pll cd4046 act as core and microprocessor 80c196kc act as assistant controller. adopting a control method that combine fuzzy controller and pll control, improve induction heating power succeed in startup. adopting electric current voltage pair closed loop feedback design, with trough route capacitance voltage and trough route electric current act as pair closed loop feedback signal, guarantee induction heating power output accuracy
並對系統主電路的元器件參數進行了詳細的計算；設計了以cmos數字鎖相環cd4046為核心、以80c196kc作為輔助控制器的逆變控制電路；採用了模糊邏輯與鎖相環相結合的控制技術，提高了電源的啟動成功率；採用電流、電壓雙閉環反饋方案，採用槽路電容電壓和槽路電流作為反饋信號，從而保證了電源功率的輸出精度。 -
In this foundation 80khz / 180a high frequency inverter was designed, already succeeded to use in the fuji company induction heating power source main circuit resonant element character test, which confirmed the theory and the experimental study result accuracy and the rationality
在此基礎上設計的80khz 180a高頻逆變電源，已經成功用於富士公司感應加熱電源的主迴路諧振元件的特性測試，也驗證了本文理論與實驗研究結果的正確性與合理性。 -
An approximate analysis of medium frequency parallel converter used in power supply controlled by microcomputer is presented in this work. the proposed approach may be applied to converters whose industrial applications are induction heating and metal melting installations. it is shown that closed loop circuit feedback control and opened loop circuit control are separated during the zero - power start - up process
通過閱讀資料和文獻，在對中頻感應加熱及其相關技術的發展、現狀和趨勢作了一個比較全面而深刻的研究基礎上，論文分析了並聯感應加熱電源閉環控制的控制策略，並採用閉環開環分離的方法，解決了零電壓啟動問題；設計了中頻感應加熱電源的微機控制系統。 -
After the series resonant type and the parallel type induction heating power supply are analyzed and compared, the series resonant type main circuit is adopted
通過了對串聯諧振式和並聯諧振式感應加熱電源的分析與比較，選用了串聯諧振主電路。 -
On the promise of holding the control means of pll, introducing the control ways of wnn optimized by immune algorithms into the control of induction heating power, the author brought forward a multiple control strategies, that is, combined a wave neural networks which optimized by means of immune algorithms with digital phase locked loop circuit. simulation results show that it is feasible and effective
在保留鎖相環控制的基礎上，引入了基於免疫優化的小波神經網路，提出了把小波網路控制和數字鎖相環控制相結合的控制策略，並以感應加熱電源為控制對象，模擬結果表明了該控制策略的有效性與可行性。
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