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<p>　　我們都知道高頻變壓器在設(shè)計的時候要留有一定的氣隙,一般氣隙是根據(jù)所設(shè)計的變壓器的規(guī)格來確定??氣隙是在變壓器中的作用是避免磁飽??那么在設(shè)計的時候我們應(yīng)該如何來確定氣隙的寬度呢?</p> <p>　　1. 您可以根據(jù)您所計算出來的參??確定變壓器的尺寸和材質(zhì)后,可以在廠商的資料中找??AL與氣隙值的關(guān)系曲線,再從表中求出,這樣可以得出一個很準(zhǔn)確的數(shù)??</p> <p>　　2. 還有就是一個很實用的方?? 用一般脈沖控制方??使開關(guān)電源工作起來再插入一個常用的氣隙0.5mm),并在變壓器的原旁串入一個電流探??在慢慢的調(diào)整脈沖寬度,使其在額定的輸入電壓下有額定的負(fù)??.通過觀察電流特性的形狀(注意,不能使磁芯飽??,直到達(dá)到所要求的輸出電壓和電流.要注意觀察電流波形的斜率,并調(diào)節(jié)空氣氣隙使其達(dá)到要求的斜率,這時的空氣氣隙將是一個非常準(zhǔn)確而又接近實際的辦??</p> </div> <div id="g8uaw1poy5pb" class="apage" id="showfenye">  <script type="text/javascript"> var pagecont=1; if(pagecont > 2) { var ss = new Cls_jsPage(1, 1, 5, "ss"); ss.setPageSE("helps-06641148371_", ".html"); ss.setPageInput("Page"); ss.setUrl(""); ss.setPageFrist("<a disabled='true'class='ob'>首頁</a>", "首頁"); ss.setPagePrev("<a disabled='true'class='ob'>上一??/a>", "上一??); ss.setPageNext("<a disabled='true'class='ob'>下一??/a>", "下一??); ss.setPageLast("<a disabled='true'class='ob'>尾頁</a>", "尾頁"); 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