Flyback和Foward結(jié)構(gòu)的比較中問(wèn)題
我想問(wèn)一下,Flyback和Foward結(jié)構(gòu)中,為甚麼Foward結(jié)構(gòu)中的變壓器有一個(gè)reset繞組,而Flyback結(jié)構(gòu)的變壓器沒(méi)有reset繞組?
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這是foward結(jié)構(gòu)
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/34/1130480933.gif');}" onmousewheel="return imgzoom(this);">
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/34/1130480933.gif');}" onmousewheel="return imgzoom(this);"> 0
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這是FLYBACK 
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/34/1130481030.gif');}" onmousewheel="return imgzoom(this);">
500) {this.resized=true; this.width=500; this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/34/1130481030.gif');}" onmousewheel="return imgzoom(this);"> 0
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@活著真好
這是FLYBACK[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點(diǎn)擊可放大。\n按住CTRL，滾動(dòng)鼠標(biāo)滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/34/1130481030.gif');}"onmousewheel="returnimgzoom(this);">
反激是在次級(jí)導(dǎo)通的時(shí)候?yàn)a放磁能,正激就需要輔助繞組來(lái)瀉放呀
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