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#f30;"></span></p><p><span>產品關鍵詞：</span>杭州智能諧波保護器的作用,諧波保護器</p><p><span>***更新：</span>2021-02-06 05:13:15</p><p><span id="click" >瀏覽次數：4次</span></p><a rel="nofollow" class="button">聯系我們</a></div></div><div id="tnpw3i2" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上?？品评针姎庥邢薰?/a></p><p><span>聯系人：</span>趙武</p><p><span>郵箱: </span>137160265@qq.com</p><p><span>電話: </span>13777749559</p><p><span>傳真: </span>0577_61763663</p><p><span>網址: </span>http://www.kofler.com.cn</p><p><span>手機: </span>0577-61763663</p><p><span>地址: </span>尚學路225、229號3幢5039室</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="txuryfm" class="page-proshow02"><p class="title">詳細說明</p><div id="xrjl7h4" class="box"><p><p style="text-indent:25px">在串聯諧振狀態(tài)下，濾波回路的合成阻抗XS接近于0，杭州智能諧波保護器的作用，因此可對相關諧波形成“短路”。在諧振頻率以下濾波回路呈容性，因此能夠輸出容性基波無功功率以補償感性無功功率。在諧振頻率以上濾波回路呈感性。由于濾波回路在諧振點以下呈容性，所以在其特征頻率以下又與電網電感形成并聯諧振回路。如果在這個頻率范圍內沒有特征諧波，則并聯諧振對電網不會產生危害。由于濾波回路的主要任務是吸收電網諧波，所以限制了對基波無功功率進行調節(jié)的靈活性，只能對各個回路進行投切，投入的順序為從低次到高次，切除的順序為從高次到低次。對于容量較大的補償濾波裝置，諧波保護器可以采取純?yōu)V波回路和失諧濾波回路結合的方法，即純?yōu)V波回路固定運行，補償基本負荷，失諧濾波回路作為調節(jié)運行，杭州智能諧波保護器的作用。諧波保護器應用領域：電源凈化、可以消除諧波，杭州智能諧波保護器的作用、尖峰雜波、電路噪音和靜電等干擾。杭州智能諧波保護器的作用</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州智能諧波保護器的作用,諧波保護器" src="https://tyunfile.71360.com/UploadFile/shkfldq/637378544551083984/8845032.png"></div><p style="text-indent:25px">在電能的生產、傳輸、轉換和使用的各個環(huán)節(jié)都會產生諧波。諧波電流是一切諧波問題的根源，諧波電壓也是由于諧波電流導致的。因此，一般在研究諧波導致的危害時，主要指諧波電流的危害。1、具有鐵磁飽和特性的鐵心設備，如變壓器、電抗器等。2、以具有強烈非線性特性的電弧為工作介質的設備，如氣體放電燈、交流弧焊機、煉鋼電弧爐等。3、以電力電子元器件為基礎的電源設備或裝置。在電力電子裝置普及前，變壓器是主要諧波源，目前各種電力電子裝置已成為主要諧波源。機房諧波保護器批發(fā)諧波保護器功能特點：在被動并聯電路中，設備本身幾乎沒有功耗，具有較高的經濟效益。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州智能諧波保護器的作用,諧波保護器" src="https://tyunfile.71360.com/UploadFile/shkfldq/637378544621806640/9863028.png"></div><p style="text-indent:25px">諧波保護器的主要用途是吸收諧波，同時補償基波無功。電容補償器加電感線圈防止諧波的原理，電感和電容維持一定的比例就可以濾去不同頻率的諧波。電容器串電抗后形成一個串聯揩振回路，在諧振頻率下呈現很低的阻抗（理論上為0），如果串聯諧振頻率與電網諧波保護器特征諧波頻率一致，則成為純?yōu)V波回路，如果只吸收少量諧波，則稱為失諧濾波回路。失諧濾波回路的主要用途是防止諧波放大，濾波效果不大，回路傳串聯諧振頻率通常低于電網的蕞低次特征諧波頻率，即設定為基波頻率的3.8~4.2倍。工程計算公式為：電抗器電抗XL=電容器容抗XC的百分比（X%），或者：電抗器功率QL=電容器基波容量QC的百分比（X%），電抗器電抗或容量一般為電容器容抗或容量的6~7%。在選擇x=6%時，諧振次數為vr=4.08。失諧濾波回路只吸收少量5次及以上的諧波，諧波源產生的諧波的大部分流入電網，電容器容量根據預計達到的功率因數值確定。</p><p style="text-indent:25px">諧波保護器不具備諧波濾波功能：（1）用電設備產生的高頻噪聲、脈沖尖峰、電涌等干擾不屬于諧波的范疇，對這些瞬態(tài)諧波的濾除不是諧波濾波；（2）濾波裝置應具備一定的能量密度以滿足其與諧波源的能量交換的需求，諧波保護器是一種無源裝置，若能濾除諧波，內部必定會有儲能元件，但諧波保護器的尺寸非常?。?45mm*120mm*70mm），如此小的尺寸只有很大的能量密度才能與諧波源之間進行能量交換，對于超微晶合金材料是不可能實現的。諧波保護器可以選擇多種通訊接品方式。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州智能諧波保護器的作用,諧波保護器" src="https://tyunfile.71360.com/UploadFile/shkfldq/637378544706132812/111457.png"></div><p style="text-indent:25px">諧波保護裝置應用：諧波保護裝置從源頭消除諧波污染，為用電設備提供諧波保護。在工廠的變電所，每個低壓回路的總進線處建議配置一套KYXBQ諧波保護裝置。一般在工廠存在著多個車間，每個車間都有各自的變壓器出現，每個變壓器出現對應的低壓主進線多為單母線分兩段的接線方式，則諧波保護裝置應在各個低壓總進線旁。諧波保護器應用范圍： 1、智能控制系統如PLC、DCS等的電源處保證控制電源平穩(wěn)，控制系統穩(wěn)定運行，避免死機及誤動作等情況。 2、重要的PLC控制器電源旁PLC等控制設備受到干擾會導致誤動、死機、壽命縮短及被控設備抖動等現象。根據設備的重要情況，重要的設備還可以再就近配置諧波保護器（單相）諧波保護器應用領域：計算機電子設備、PLC、DCS、電器等芯片死機，壽命大幅縮水。杭州工廠諧波保護器生產批發(fā)</p><p style="text-indent:25px">諧波保護器的工作范圍很大。杭州智能諧波保護器的作用</p><p style="text-indent:25px">諧波保護器功能特點： 1.采用超微晶合金材料和科技創(chuàng)新特殊電路； 2.對高次諧波、高頻噪聲、脈沖尖峰、浪涌等噪聲具有防止和吸收作用； 3.隨時跟著電壓、電流波形，糾正因高次諧波的影響而產生的失真電壓、電流波形； 4.降低電氣設備故障率和機器誤操作，克服諧波污染造成的高頻干擾； 5.在被動并聯電路中，設備本身幾乎沒有功耗，具有較高的經濟效益； 6.結構設計有效，路線簡易，安裝調節(jié)便捷。 7.減少因特網等通信網絡的擁塞； 8.減少計算機、PLC、DCS和EIB中的諧波操作問題； 9.保護功率因數補償機器設備； 10.避免保護裝置的誤跳閘。杭州智能諧波保護器的作用</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3187538.html</p></div></div></div></div></div><div id="8myq3cm" 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