An invariable current single power supply administering chip 一種恒流單級(jí)電源管理芯片
Pid neutral network self - adaptive control applied on invariable current system 神經(jīng)網(wǎng)絡(luò)自適應(yīng)控制在恒流系統(tǒng)中的應(yīng)用
Solid laser pumped by semiconductor laser has the advantages of laser diode and solid laser , so it develops rapidly in recent years and gets the extensive application in the fields of military , communication , processing and scientific research , etc . in order to meet the demands for laser power of semiconductor solid laser pump solid yag laser , i synthetically adopt the singlechip digital automatic control technology which is extensively used in the intelligent instruments , products of electromechanical integration and automatic control system , lcd technology , pc switch technology and steady voltage , invariable current technology 半導(dǎo)體激光泵浦的固體激光器由于兼有了激光二極管和固體激光器的雙重優(yōu)點(diǎn),近年來(lái)得到迅速發(fā)展,并在軍事、通訊、加工和科研等領(lǐng)域中得到廣泛的應(yīng)用。本文針對(duì)半導(dǎo)體固體激光器泵浦固體yag激光器系統(tǒng)對(duì)激光電源的要求,并且綜合運(yùn)用了當(dāng)前在智能儀表、機(jī)電一體化產(chǎn)品、自動(dòng)控制系統(tǒng)中應(yīng)用廣泛的單片機(jī)數(shù)字化自動(dòng)控制技術(shù)、 lcd顯示技術(shù)、 pc開關(guān)技術(shù)及穩(wěn)壓、恒流技術(shù),研制了脈沖半導(dǎo)體激光電源。
This article analyses the operation principle of the semiconductor laser power in detail , and demonstrates the feasible scheme of the main part of the power according to the special request under the quasi - successive working way , designs the corresponding hardware circuits and software procedures which implement the accurate automatic control of timing , steady voltage and invariable current power supply without pulse voltage and surge current for digital display semiconductor laser power 本文深入分析了半導(dǎo)體激光電源的工作原理,根據(jù)準(zhǔn)連續(xù)工作方式下的特殊要求,論證了電源的主要環(huán)節(jié)的可行性方案,設(shè)計(jì)了相應(yīng)的硬件電路與軟件程序, (實(shí)現(xiàn)了定時(shí)的精密自動(dòng)化控制、數(shù)字式顯示機(jī)半導(dǎo)體激光電源的無(wú)脈沖電壓、無(wú)浪涌電流的穩(wěn)壓恒流供電。
In this paper , high concentration vanadium electrolyte has been prepared by electrolysis , graphite and graphite felt electrode also have been made , moreover , the electeodes have been activated , and based it , a lab - level vanadium battery has been manufactured . cyclic voltammetry , current step and invariable current charge / discharge method have been used to study the reactive mechanism of electrolysis , of vanadium electrode reaction and of electrode activation , also to investigate maiden charge process and electricity performance of vanadium battery . the influence of electrode activation and trace stibium ion , indium ion added into vanadium electrolyte has been discussed 利用循環(huán)伏安法、恒電流階躍法、恒電流充放電循環(huán)等電化學(xué)方法,探討了電解法制備釩液流電解質(zhì)的反應(yīng)機(jī)理,考察了釩的電極反應(yīng)、電極表面活化處理對(duì)釩的電極反應(yīng)的影響,結(jié)合電極反應(yīng)分析了活化的機(jī)理;還考察了釩電池初次充電活化過(guò)程及恒流充/放電循環(huán)的電性能;并且考察了添加銻離子、銦離子對(duì)釩電池電性能特別是析氫行為的影響。