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<script type="text/javascript"> var OBJ_TITLE = "探討關(guān)于高頻變壓器屏蔽的問題"; var OBJ_ID = "435"; var MARK = "news"; var ARR_AD_MARK = ["news_detail_1", "news_detail_2", "news_detail_3"]; var SID = "0001,0002,0006"; //權(quán)限ID var AUTHORITY_ID = ""; </script> <script src="/JS/Cls_jsPage.js"></script>  <div id="g8uaw1poy5pb" class="content"> <div id="g8uaw1poy5pb" class="plc2"> 當(dāng)前位置??a href="/">首頁</a> » <a href="/news/">資訊中心</a> » <a href="/News/News-0001,0002,0006.shtml"> 晨飛資訊</a> » <a href="/Article/tantaoguanyugaopinbi_1.html">探討關(guān)于高頻變壓器屏蔽的問題</a></div> <div id="g8uaw1poy5pb" class="list4nr"> <div id="g8uaw1poy5pb" class="n_info_con" id="printableview"> <h3> 探討關(guān)于高頻變壓器屏蔽的問題</h3> <div id="g8uaw1poy5pb" class="info_con_tit"> <div id="g8uaw1poy5pb" class="info_con_tit"> <div id="g8uaw1poy5pb" class="n_tit"> <span>文章出處??a href=""><a >深圳市晨飛電子有限公??/a></a></span><span>網(wǎng)責(zé)任編輯：<a >NSW</a></span><span>作者：<a >NSW</a></span><span>人氣??span id="cntrHits">-</span></span><span>發(fā)表時(shí)間??015-06-16 11:17:00</span> <div id="g8uaw1poy5pb" class="newchang">  <div class="g8uaw1poy5pb" id="ckepop"> <a class="jiathis jiathis_txt jtico jtico_jiathis" target="_blank">分享到：</a> <a class="jiathis_button_qzone">QQ空間</a> <a class="jiathis_button_tsina"> 新浪微博</a> <a class="jiathis_button_tqq">騰訊微博</a> <a class="jiathis_button_tsohu">搜狐微博</a> <a class="jiathis_button_t163">網(wǎng)易微博</a> <a class="jiathis_button_tools_1"></a><a class="jiathis_button_tools_2"></a> </div> <script type="text/javascript"> var jiathis_config = { "data_track_clickback": true };</script> <script type="text/javascript" src="http://v2.jiathis.com/code/jia.js?uid=899792" charset="utf-8"></script>  </div> </div> </div> </div> <div class="g8uaw1poy5pb" id="cntrBody"> <p><span style="font-size: 14px">　　什么是高頻變壓器的屏蔽??</span></p> <p> </p> <p><span style="font-size: 14px">　　高頻變壓器的屏蔽就是為防止高頻變壓器的泄漏磁場(chǎng)對(duì)相鄰電路造成干擾，可把一銅片環(huán)繞在變壓器外部，該屏蔽帶相當(dāng)于短路環(huán)，能對(duì)泄漏磁場(chǎng)起到抑制作用，屏蔽帶應(yīng)與地接通??/span></p> <p> </p> <p><span style="font-size: 14px">　　下面了解??strong><a href="http://cmqp.com.cn/product/product-0001,0015.shtml">高頻變壓??/a></strong>的基本知識(shí)：</span></p> <p> </p> <p><span style="font-size: 14px">　　將兩個(gè)線圈靠近放在一起，當(dāng)一個(gè)線圈線中的電流變化時(shí)，穿過另一線圈的磁通會(huì)發(fā)生相應(yīng)的變化，從而使該線圈中出現(xiàn)感應(yīng)電勢(shì)，這就是互感現(xiàn)象。變壓器就是根據(jù)互感原理制成的??/span></p> <p> </p> <p><span style="font-size: 14px">　　按工作頻率分，有高頻變壓器、中頻變壓器、低頻變壓器、脈沖變壓器。如收音機(jī)的磁性天線，它是高頻;在收音機(jī)的中頻放大級(jí)，用的是中頻的，俗稱“中周”;低頻的種類較多，有電源變壓器、輸入變壓器??電視機(jī)的行輸出變壓器，也??ldquo;高壓??rdquo;，它是一種脈沖變壓器??/span></p> <p> </p> <p><span style="font-size: 14px">　　變壓比、額定功率、溫升、效率、空載電流、絕緣電阻均為其主要技術(shù)參數(shù)。在電路中電壓變換、電流變換、傳遞功率、阻抗匹配、或阻抗變換等用途??/span></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, 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