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<script>window._bd_share_config={"common":{"bdSnsKey":{},"bdText":"","bdMini":"2","bdMiniList":false,"bdPic":"","bdStyle":"1","bdSize":"16"},"share":{},"image":{"viewList":["qzone","tsina","tqq","renren","weixin"],"viewText":"分享到：","viewSize":"16"},"selectShare":{"bdContainerClass":null,"bdSelectMiniList":["qzone","tsina","tqq","renren","weixin"]}};with(document)0[(getElementsByTagName('head')[0]||body).appendChild(createElement('script')).src='http://bdimg.share.baidu.com/static/api/js/share.js?v=89860593.js?cdnversion='+~(-new Date()/36e5)];</script> </dt><dd class="more_img" style="overflow: hidden;"> <p><span style="font-size: 16px;">转载请备注（http://www.hefeirunkonga.cn/）<br/></span></p><p><span style="font-size: 16px;"> 在分布式光伏电站中，通?；嵊玫?/span><a href="http://www.hefeirunkonga.cn/a/318.html" target="_self" style="font-size: 16px; text-decoration: underline;"><span style="font-size: 16px;"><strong>防孤岛?；ぷ爸?/strong></span></a><span style="font-size: 16px;">。防孤岛保护装置不同于反孤岛保护装置，在使用上会涉及到一些?；すδ?，对于不同厂家的产品，保护功能略有不同。而在不同的使用地区，对本地的防孤岛?；ぷ爸玫募际跻笠不嵊兴煌?/span></p><p style="text-align:center"><img src="http://www.hefeirunkonga.cn/storage/12669/article/20200529/1590757951582279.jpg" alt="防孤岛保护装置" width="716" height="966" border="0" vspace="0" title="防孤岛?；ぷ爸? style="width: 716px; height: 966px;"/></p><p><span style="font-size: 16px;"> <strong>选择防孤岛?；ぷ爸糜弑溉缦鹿δ?。那么常见的防孤岛保护装置应具有哪些?；すδ埽?/strong></span></p><p><span style="font-size: 16px;">1、高频?；すδ埽旱弊爸眉觳獾降缤德使呤?，且大于整定值时，防孤岛保护装置动作跳闸。</span></p><p><span style="font-size: 16px;">2、低频?；すδ埽旱弊爸眉觳獾降缤德式档褪?，且低于整定值时，防孤岛?；ぷ爸枚魈ⅰ?/span></p><p><span style="font-size: 16px;">3、高压?；すδ埽旱弊爸眉觳獾降缤缪构呤?，且大于整定值时，防孤岛保护装置动作跳闸。</span></p><p><span style="font-size: 16px;">4、低压?；すδ埽旱弊爸眉觳獾降缤缪菇档褪?，且低于整定值时，如防孤岛装置动作跳闸。</span></p><p><span style="font-size: 16px;">5、</span><a href="http://www.hefeirunkonga.cn/a/112.html" target="_self" style="font-size: 16px; text-decoration: underline;"><span style="font-size: 16px;"><strong>逆功率保护功能</strong></span></a><span style="font-size: 16px;">：对于自发自用的光伏电站，光伏发电是不允许流入电网，当并网点检测到有功率逆向流入时，跳开光伏开关，上网的项目，要防止电网侧向光伏侧反送电，侧也需要光伏逆功率保护，具体情况由项目来定。</span></p><p><span style="font-size: 16px;">6、有压合闸功能：当电网电压降低或者消失时，装置发出跳闸命令，跳开开关，当电压恢复正常后，经过一段时间，装置发出合闸命令合闸（根据供电局要求可自行投退）。</span></p><p><span style="font-size: 16px;">7、高电压故障恢复合闸：当电网电压过高引起跳闸时，当电压恢复正常范围后，经过一段时间开关合闸（根据供电局要求可自行投退）。</span></p><p><span style="font-size: 16px;">8、高频故障恢复合闸：当电网频率过高引起跳闸时，当频率恢复正常范围后，经过一段时间，开关合闸（根据供电局要求可自行投退）。</span></p><p><span style="font-size: 16px;">9、低频故障恢复合闸：当电网频率过低引起跳闸时，当频率恢复正常范围后，经过一段时间，开关合闸（根据供电局要求可自行投退）。</span></p><p><span style="font-size: 16px;">10、具有速断和过流?；すδ埽ǜ莸钡匾笞孕刑砑樱?。</span></p><p><span style="font-size: 16px;">11、外部联跳功能：支持变电站侧联跳，即当收到变电站侧联跳命令时延时开出跳闸出口，切本站的并网开关。</span></p><p><span style="font-size: 16px;">12、频率突变功能：当频率波动值超过所设定值时,保护动作。</span></p><p><span style="font-size: 16px;"> 以上为我们常见的?；すδ堋６杂谝恍┑厍剐杓幼坝衅渌谋；すδ?，如三段式带方向的过流?；?、谐波检测等。我个人感觉防孤岛保护装置在低压使用，?；すδ芄挥眉纯?，很多的保护功能使用也没什么，不过对现场来件，?；すδ茉郊虻ピ绞涤眉纯伞?/span></p><p style="line-height:15px"><strong><span style="font-family: '微软雅黑','sans-serif';color:red">文章来自</span></strong><a href="http://www.hefeirunkonga.cn/" target="_self"><b><span style="font-family:'微软雅黑','sans-serif'">电力微机?；ね?/span></b></a><span style="font-family:'Arial','sans-serif';color:black"></span></p><p><br/></p> <p>产品咨询电话号码：13655813266 手机号码微信同步，欢迎咨询!</p> </dd> </dl> <div id="nyl73c7i" class="page_c"> <a title="光伏发电站可以不装防孤岛?；ぷ爸寐? href="http://www.hefeirunkonga.cn/a/495.html">上一篇：光伏发电站可以不装防孤岛?；ぷ爸寐?/a> <a title="防孤岛?；ぷ爸迷诠夥缯局惺褂玫囊庖逵心男? href="http://www.hefeirunkonga.cn/a/497.html">下一篇：防孤岛保护装置在光伏电站中使用的意义有哪些</a> </div> </div> </div> <div id="nyl73c7i" class="rel_list"> <div id="nyl73c7i" class="rel_list_title">相关文章</div> <ul> <li> <a href="http://www.hefeirunkonga.cn/a/1598.html" title="电容器控制是什么"> 电容器控制是什么 </a> <samp class="n_time">07-25</samp></li><li> <a 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