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target="_blank">技术参æ•?/a> >> <span>正文</span></div> <!-- main_content begin--> <div class="maincontent"> <!-- left begin --> <div class="news_left"> <div class="brand_news_details"> <h1>襉K—¨å­å˜é¢‘器说明ä¹?/h1><h1>襉K—¨å­å˜é¢‘器</h1><table style="border-bottom:1px dotted #e4e4e4;" align="center"><tr><td><div class="news_mes">文章来源åQšã€æœ¬ç«™åŽŸåˆ›ã€?作者:【未知ã€?5127037774 点击åQ?span id="HitNum"></span>‹Æ?旉™—´åQ?span id="dTime">2021/6/16 14:10:21</span><input type="hidden" id="ID" value="100930652"/><input type="hidden" id="TypeID" value="2"/></div> </td> <td><div id="ckepop"></div></td></tr></table><div id="Content" style="display:none;">[襉K—¨å­å˜é¢‘器说明书]:‹¹™æ±Ÿ‹Æ£ä¹‰è‡ªåŠ¨åŒ–设备有限公司现货直发,质保一òqß_¼Œå®Œç¾Žå”®åŽåQŒå¯ä»¥åšæ­£è§„的销售合同,销售西门子全系工控产品åQŒå› ä¸ÞZ¸“一åQŒæ‰€ä»¥æˆ‘们更专业åQæµ™æ±Ÿæ¬£ä¹‰è‡ªåŠ¨åŒ–讑֤‡æœ‰é™å…¬å¸æœ¬ç€ä»¥è¯šä¿¡äؓ本,以顾客äؓ中心åQŒäؓ用户提供专业çš?..</div><div class="brand_news_con"><p class="MsoNormal"> <span>‹¹™æ±Ÿ‹Æ£ä¹‰<a target="_blank">自动åŒ?/a>讑֤‡æœ‰é™å…¬å¸çŽ°è´§ç›´å‘åQŒè´¨ä¿ä¸€òqß_¼Œå®Œç¾Žå”®åŽåQŒå¯ä»¥åšæ­£è§„的销售合同,销售西门子全系工控产品åQŒå› ä¸ÞZ¸“一åQŒæ‰€ä»¥æˆ‘们更专业åQ?/span> </p> <p class="MsoNormal"> <b><span>‹¹™æ±Ÿ‹Æ£ä¹‰è‡ªåŠ¨åŒ–设备有限公å?/span></b><b><span>本着以诚信äؓ本,以顾客äؓ中心åQŒäؓ用户提供专业的自动化产品及服务!</span></b><b><span>销售的产品一律äؓ</span></b><b><span>原装正品</span></b><b><span>质保一òqß_¼</span> <span>我司主营襉K—¨å­ä¼ºæœç”µæœºï¼Œè¥‰K—¨å­?/span><span>PLC,襉K—¨å­?a target="_blank">ç”늺¿ç”늼†</a>åQŒè¥¿é—¨å­äººæœºç•Œé¢åQŒè¥¿é—¨å­<a target="_blank">变频å™?/a>åQŒè¥¿é—¨å­CPUåQŒè¥¿é—¨å­¾pÕdˆ—的维修与¾l´æŠ¤</span></b> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <br /> </p> <h2 style="margin-left:-22.5000pt;text-indent:15.0000pt;background:#FFFFFF;"> <b><span>控制参数</span></b><b></b> </h2> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>变频器日å¸æ€‹É用中出现的一些问题,很多情况下都是因为变频器参数讄¡½®ä¸å½“引è“v的。西门子变频器可讄¡½®çš„参数有几千个,只有¾pȝ»Ÿåœ°ã€åˆé€‚地、准¼‹®åœ°è®„¡½®å‚数才能充分利用变频器性能ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>变频器控制方式的选择ç”Þp´ŸèïLš„力矩ç‰ÒŽ€§æ‰€å†›_®šåQŒç”µåŠ¨æœºçš„机械负载è{矩特性根据下列关¾pÕd¼å†›_®š</span>: </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> p= t n/ 9550 </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>式中</span>:p--<span>电动机功çŽ?/span><span>(kw)</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> t--<span>转矩</span><span>(n. m)</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> n--<span>转é€?/span><span>(r/ min)</span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>转矩</span>t<span>与è{é€?/span><span>n</span><span>的关¾pÀL ¹æ®è´Ÿè½½ç§¾cÕd¤§ä½“可分äؓ</span><span>3</span><span>¿U?/span><span>[2]</span><span>ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> (1)<span>即ä‹É速度变化转矩也不大变化的恒è{矩负载,此类负蝲如传送带、è“v重机、挤压机、压¾~©æœº½{‰ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> (2)<span>随着转速的降低åQŒè{矩按转速的òqÏx–¹å‡å°çš„负载。此¾c»è´Ÿè½½å¦‚风机、各¿Uæ¶²ä½“æ܇½{‰ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> (3)<span>转速越高,转矩­‘Šå°çš„恒功率负蝲。此¾c»è´Ÿè½½å¦‚轧机、机床主轴、卷取机½{‰ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>变频器提供的控制方式æœ?/span>v/f<span>控制、矢量控制、力矩控制ã€?/span><span>v/f</span><span>控制中有¾U¿æ€?/span><span>v/f</span><span>控制、抛物线ç‰ÒŽ€?/span><span>v/f</span><span>控制。将变频器参æ•?/span><span>p1300</span><span>设äؓ</span><span>0</span><span>åQŒå˜é¢‘器工作于线æ€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> v/f<span>控制方式åQŒå°†ä½¿è°ƒé€Ÿæ—¶çš„磁通与åŠÞq£ç”‰|µåŸºæœ¬ä¸å˜ã€‚适用于工作è{速不在低频段的一般恒转矩调速对象ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>ž®?/span>p1300<span>设äؓ</span><span>2</span><span>åQŒå˜é¢‘器工作于抛物线ç‰ÒŽ€?/span><span>v/f</span><span>控制方式åQŒè¿™¿Uæ–¹å¼é€‚用于风机、水æ³ëŠ±»è´Ÿè²ã€‚è¿™¾c»è´Ÿè½½çš„轴功çŽ?/span><span>n</span><span>˜q‘ä¼¼åœîC¸Žè½¬é€?/span><span>n</span><span>çš?/span><span>3</span><span>‹Æ¡æ–¹æˆæ­£æ¯”。其转矩</span><span>m</span><span>˜q‘ä¼¼åœîC¸Žè½¬é€?/span><span>n</span><span>的åã^æ–ÒŽˆæ­£æ¯”。对于这¿Uè´Ÿè½½ï¼Œå¦‚果变频器的</span><span>v/f</span><span>ç‰ÒŽ€§æ˜¯¾U¿æ€§å…³¾p»ï¼Œåˆ™ä½Žé€Ÿæ—¶ç”‰|œºçš„许用è{矩远大于负蝲转矩åQŒä»Žè€Œé€ æˆåŠŸçŽ‡å› æ•°å’Œæ•ˆçŽ‡çš„严重下降。äؓ了适应˜q™ç§è´Ÿè²çš„需要,使电压随着输出频率的减ž®ä»¥òqÏx–¹å…³ç³»å‡å°åQŒä»Žè€Œå‡ž®ç”µæœºçš„¼‚é€šå’ŒåŠÞq£ç”‰|µåQŒä‹É功率因数保持在适当的范围内ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>可以˜q›ä¸€æ­¥é€šè¿‡è®„¡½®å‚æ•°ä½?/span>v/f<span>控制曲线适合负蝲ç‰ÒŽ€§ã€‚å°†</span><span>p1312</span><span>åœ?/span><span>0</span><span>è‡?/span><span>250</span><span>之间讄¡½®åˆé€‚çš„å€û|¼Œå…ähœ‰èµ·åŠ¨æå‡åŠŸèƒ½ã€‚将低频时的输出电压相对于线性的</span><span>v/f</span><span>曲线作适当的提高以补偿在低频时定子电阻引è“v的压降导致电æœø™{矩减ž®çš„问题。适用于大起动转矩的调速对象ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>变频å™?/span>v/f<span>控制方式驱动甉|œºæ—Óž¼Œåœ¨æŸäº›é¢‘率段åQŒç”µæœºçš„甉|µã€è{速会发生振荡åQŒä¸¥é‡æ—¶¾pȝ»Ÿæ— æ³•˜qè¡ŒåQŒç”šè‡›_œ¨åŠ é€Ÿè¿‡½E‹ä¸­å‡ºçŽ°˜q‡ç”µ‹¹ä¿æŠ¤ï¼Œä½¿å¾—甉|œºä¸èƒ½æ­£å¸¸å¯åŠ¨åQŒåœ¨ç”‰|œºè½»è²æˆ–è{矩惯量较ž®æ—¶æ›´äؓ严重。可以根据系¾lŸå‡ºçŽ°æŒ¯è¡çš„频率点,åœ?/span><span>v/f</span><span>曲线上设¾|®èŸ©è½¬ç‚¹åŠèŸ©è½¬é¢‘带宽度,当电机加速时可以自动跌™¿‡˜q™äº›é¢‘率ŒDµï¼Œä¿è¯¾pȝ»Ÿèƒ½å¤Ÿæ­£å¸¸˜qè¡Œã€‚从</span><span>p1091</span><span>è‡?/span><span>p1094</span><span>可以讑֮š</span><span>4</span><span>个不同的跌™{点,讄¡½®</span><span>p1101</span><span>¼‹®å®šè·Œ™{频带宽度ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>有些负蝲在特定的频率下需要电机提供特定的转矩åQŒç”¨å¯ç¼–½E‹çš„</span>v/f<span>控制对应讄¡½®å˜é¢‘器参数即可得到所需控制曲线。设¾|?/span><span>p1320</span><span>ã€?/span><span>p1322</span><span>ã€?/span><span>p1324</span><span>¼‹®å®šå¯ç¼–½E‹çš„</span><span>v/f</span><span>ç‰ÒŽ€§é¢‘率åñ”标,对应çš?/span><span>p1321</span><span>ã€?/span><span>p1323</span><span>ã€?/span><span>p1325</span><span>为可¾~–程çš?/span><span>v/f </span><span>ç‰ÒŽ€§ç”µåŽ‹åñ”æ ‡ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>参数</span>p1300<span>讄¡½®ä¸?/span><span>20</span><span>åQŒå˜é¢‘器工作于矢量控制。这¿UæŽ§åˆ¶ç›¸å¯¹å®Œå–„,调速范围宽åQŒä½Žé€ŸèŒƒå›´è“v动力矩高åQŒç²¾åº¦é«˜è¾?/span><span>0.01%</span><span>åQŒå“åº”很快,高精度调速都采用</span><span>svpwm</span><span>矢量控制方式ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>参数</span>p1300<span>讄¡½®ä¸?/span><span>22</span><span>åQŒå˜é¢‘器工作于矢量è{矩控制。这¿UæŽ§åˆ¶æ–¹å¼æ˜¯ç›®å‰å›½é™…上最先进的控制方式,其他方式是模拟直‹¹ç”µåŠ¨æœºçš„参敎ͼŒ˜q›è¡Œä¿è§’变换而进行调节控制的åQŒçŸ¢é‡è{矩控制是直接取交‹¹ç”µåŠ¨æœºå‚æ•°˜q›è¡ŒæŽ§åˆ¶åQŒæŽ§åˆ¶ç®€å•ï¼Œ¾_„¡¡®åº¦é«˜ã€?/span> </p> <h2 style="margin-left:-22.5000pt;text-indent:15.0000pt;"> <b>质量保证</b><b></b> </h2> <p class="p" style="background:#FFFFFF;"> <b> </b> </p> <p class="p" style="background:#FFFFFF;"> <b>信誉½W?/b><b>å£?/b><b>åQŒå®¢æˆ¯‚‡³ä¸Šæ˜¯å…¬å¸æˆç«‹ä¹‹åˆæ‰€¼‹®ç«‹çš„宗旨,在公å?/b><b>高层</b><b><span>的严æ ÆD¦æ±‚和员工们不折不扣地贯彻执行下发展åšg¾l­è‡³ä»Šã€?/span><span>“诚信第</span></b><b>å£?/b><b>”一直是我公司的ä¸ÕdŠ¨æ‰¿è¯ºã€?/b><b></b> </p> <p class="p" style="background:#FFFFFF;"> <b><span>一åQ?/span>1<span>、保证全新原装进å?/span></b><b></b> </p> <p class="p"> <b><span>二:</span>2<span>、保证准时发è´?/span></b><b><br /> </b><b><span>三:</span>3<span>、保证售</span></b><b> </b><b><span>后服务质é‡?/span></b><b><br /> </b> </p> <h2 style="margin-left:-22.5000pt;text-indent:15.0000pt;"> <b>常见型号</b><b></b> </h2> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <b>MicroMaster440</b> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>襉K—¨å­å˜é¢‘器</span>MicroMaster440<span>是全æ–îC¸€ä»£å¯ä»¥å¹¿æ³›åº”用的多功能标准变频器ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>它采用高性能的矢量控制技术,提供低速高转矩输出和良好的动态特性,同时具备­‘…强的过载能力,以满­‘›_¹¿æ³›çš„应用场合。创新的</span>BiCo(<span>内部功能互联</span><span>)</span><span>功能有无可比拟的灉|´»æ€§ã€?/span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> <span>主要特征</span>: </p> <p class="p" style="margin-left:0.0000pt;text-indent:21.0000pt;"> 200V</div><div class="meneame"><span class="disabled">< </span><span class="current">1</span> <a href="AD100930652_2.html">2</a><a href="AD100930652_3.html">3</a><a href="AD100930652_4.html">4</a><span class="disabled"><a href="AD100930652_2.html">> </a></span></div> <div style="text-align: center;padding-top: 10px;"><img src="/images/code.jpg" alt="å…Ïx³¨æœ‰æƒŠå–?" /></div> <div class="news_bot_mes">中国工业电器¾|‘:此内容è{载于合作媒体或互联网其它¾|‘ç«™åQŒä¸­å›½å·¥ä¸šç”µå™¨ç½‘登蝲此文å‡ÞZºŽä¼ é€’更多信息之目的åQŒåƈ不意味着赞同其观ç‚ÒŽˆ–证实其描˜qŽÍ¼</br>新闻、技术文章投½E¿QQåQ?28246603 邮箱åQšnews@cnelc.com</div> <h2 class="related">相关阅读</h2> <ul class="related_con"> <li>· <a href="/Article/14/210625/AD100931203_1.html" target="_blank">OPTALIGN] touch 树立常见</a></li><li>· <a href="/Article/14/210616/AD100930652_1.html" target="_blank">襉K—¨å­å˜é¢‘器说明ä¹?/a></li><li>· <a href="/Article/14/210519/AD100929003_1.html" target="_blank">韩施EOCR-FDEæ™ø™ƒ½ç”µåŠ¨æœÞZ¿æŠ¤ç‘ô电器</a></li><li>· <a href="/Article/14/210422/AD100927396_1.html" target="_blank">丙酮气体泄漏报警å™?/a></li><li>· <a href="/Article/14/210129/AD100923369_1.html" target="_blank">EOCRSS上æ“v韩施甉|°”招募合作伙伴</a></li><li>· <a href="/Article/14/210107/AD100922169_1.html" target="_blank">电子¿U°çš„分析</a></li><li>· <a href="/Article/13/201107/AD100920137_1.html" 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