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>NSW</a></span><span>人氣??span id="cntrHits">-</span></span><span>發(fā)表時間??016-05-07 14:18:00</span> <div id="b42pvgx0g4xd" class="newchang">  <div class="b42pvgx0g4xd" 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="b42pvgx0g4xd" id="cntrBody"> <p></p> <p></p> <p class="ordinary-outputtarget-output"><a href="http://m.cmqp.com.cn"><strong>高頻變壓??/strong></a>在現(xiàn)在工業(yè)中使用的越來越廣泛，近年來高頻變壓器發(fā)展比較快，那么他朝著什么方向去發(fā)展呢？目前比較受人認(rèn)可的就是高頻變壓器正向高頻方向發(fā)展。那么什么是高頻呢？一般意義上的高頻具體是要達(dá)到多大的頻率呢？以及高頻變壓器具體可以應(yīng)用到那些領(lǐng)域呢？下面就由小編來為大家進(jìn)行具體的講解與分析。下面請看具體的分析??/p> <p class="ordinary-outputtarget-output"> </p> <p class="ordinary-outputtarget-output" style="text-align: center;"><img src="http://m.cmqp.com.cn/UploadFiles/Product/20120703160354_67923.jpg" title="ER40高頻變壓器立?? alt="ER40高頻變壓器立?? /></p> <p class="ordinary-outputtarget-output" style="text-align: center;"> </p> <p class="ordinary-outputtarget-output">高頻電子變壓器主要有兩個概念，一??span lang="EN-US">“</span>電子<span lang="EN-US">”</span>，它區(qū)別于電力變壓器??span lang="EN-US">RF</span>信號變壓器，按我所從事的開關(guān)功率變換器領(lǐng)域??span lang="EN-US"> “</span>電子<span lang="EN-US">”</span>這里應(yīng)該??span lang="EN-US">“</span>功率電子<span lang="EN-US">”</span>??span lang="EN-US">Power Electronics</span>），二是<span lang="EN-US">“</span>高頻<span lang="EN-US">”</span>??在傳統(tǒng)上，，<span lang="EN-US">20kHz</span>以上即為高頻，但目前，不同領(lǐng)域的高頻率的理解可能是不同的。對于小功率（幾十到幾百瓦）的轉(zhuǎn)換器，幾百千赫之前，它被認(rèn)為是高頻率，和高功率（幾百瓦到幾千瓦），數(shù)萬千赫計算的高頻，高功率頻率轉(zhuǎn)換，幾十千赫是高頻。但不管如何，高頻電子變壓器應(yīng)該是指<span lang="EN-US">“</span>應(yīng)用頻率范圍從幾??span lang="EN-US">kHz</span>到幾兆赫茲的開關(guān)功率變換電路的電源變壓器，其工作頻率范圍不到頻率和射頻，用于開關(guān)電源轉(zhuǎn)換器，不同功率和無線電變壓器，是能量轉(zhuǎn)移，在互感器的信號處理不同??/p> <p class="ordinary-outputtarget-output">總之，目前高頻電子式互感器在高頻方向發(fā)展，即高功率密度和低平面。高功率密度是市場發(fā)展的需要，高頻是提高功率密度的最有效途徑。隨著高頻磁材料的??展，高頻變壓器的情況也被創(chuàng)造出來了。而在高頻下，要提高變壓器的功率密度，關(guān)鍵是變壓器的設(shè)計技術(shù)的設(shè)計。由于高頻、渦流損耗變得非常重要，傳統(tǒng)的設(shè)??方法不能滿足高頻的要求，因此，設(shè)計的核心和繞組變得越來越重要。低平面變壓器的要求??span lang="EN-US">PCB</span>線圈被廣泛使用，但變壓器的設(shè)計帶來了新的困難水平低，特別是變壓器的氣隙，如回掃變壓器、諧波變壓器??span lang="EN-US">PFC</span>電感?？傊?，電子式互感器的高頻、低面和新的設(shè)計技術(shù)的發(fā)展??/p> <p class="ordinary-outputtarget-output">目前，高頻變壓器主要應(yīng)用于高頻功率轉(zhuǎn)換領(lǐng)域。一般說來，電子互感器向著高頻、平面、集成、?？?、陣列、混合方向和隨之而來的新的分析方法，如電磁場分析方法和新技術(shù)的設(shè)計，如優(yōu)化設(shè)計，多領(lǐng)域的綜合設(shè)計，以及新的制造技術(shù)對傳統(tǒng)工藝的挑戰(zhàn)。由于由于頻率和磁性材料的發(fā)展，許多半導(dǎo)體處理技術(shù)可以應(yīng)用在??頻變壓器的制造，或變壓器是不是一個分立的設(shè)備，它可以與功率轉(zhuǎn)換器通過厚和薄膜技術(shù)已被納入作為一個。在小功率的情況下，這一趨勢已經(jīng)非常明顯。以上是為原則的總結(jié)??span lang="EN-US">ICT</span>測試儀和<span lang="EN-US">FCT</span>功能測試之間的差異的一個小系列。主要是供大家在使用時，在原則上，以及可以做什么來測試幾個方面的測試，供大家做一個區(qū)別??/p> <p align="left" style="mso-margin-top-alt:auto;mso-margin-bottom-alt: auto;text-align:left;text-indent:21.0pt;mso-pagination:widow-orphan" class="MsoNormal"><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:#999999">如果還有什么問題或者了解更多關(guān)于變壓器的知識，需要學(xué)習(xí)資料的朋友，本網(wǎng)站每周會更新一，兩篇相關(guān)的文章在這個專題，為了方便大家查看，可以點擊最上面搜索框后的收藏為書簽按鈕??/span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: 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