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color: black;">大功率</span></strong><strong><span style="color: black;">UPS 6</span></strong><strong><span style="font-family: 宋体; color: black;">脉冲与</span></strong><strong><span style="color: black;">12</span></strong><strong><span style="font-family: 宋体; color: black;">脉冲可控硅整流器</span></strong><strong><span style="font-family: 宋体; color: black;">加装谐波滤波器抑制谐波</span></strong><strong><span style="font-family: 宋体; color: black;"></span></strong></span></p><p><span style="font-size: 12px;">6 <span style="font-size: 14px; font-family: 宋体;">脉冲</span>+5 <span style="font-size: 14px; font-family: 宋体;">次谐波滤波器的配置可以达到</span>10%<span style="font-size: 14px; font-family: 宋体;">左右的谐波要求，但是由于</span> 5 <span style="font-size: 14px; font-family: 宋体;">次谐波</span> (250Hz <span style="font-size: 14px; font-family: 宋体;">滤波器的电容容值较大，在</span> UPS <span style="font-size: 14px; font-family: 宋体;">负载较轻</span>(<15%<span style="font-size: 14px; font-family: 宋体;">额定负载</span>)<span style="font-size: 14px; font-family: 宋体;">时整流器输入电流会超前输入电压，如果发电机的励磁绕组采用自励方式，很容易产生电枢正反馈效应，发电机输出电压会异常升高，导致发电机进入保护状态而停机。因此</span> 6 <span style="font-size: 14px; font-family: 宋体;">脉冲</span>+5 <span style="font-size: 14px; font-family: 宋体;">次谐波滤波器方案不建议在</span> UPS <span style="font-size: 14px; font-family: 宋体;">负载较轻时使用。当实际负载较轻时，可将</span>5 <span style="font-size: 14px; font-family: 宋体;">次滤波器从整流器上脱出。</span></span></p><p><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体;">而单独的</span> 12 <span style="font-size: 14px; font-family: 宋体;">脉整流器也可达到</span> 10%<span style="font-size: 14px; font-family: 宋体;">左右的电流谐波指标，但是没有大电容的</span> LC <span style="font-size: 14px; font-family: 宋体;">电路避免了与发电机的励磁正反馈效应。采用</span> 12 <span style="font-size: 14px; font-family: 宋体;">脉冲整流器</span>+LC<span style="font-size: 14px; font-family: 宋体;">谐波滤波器可达到小于</span>5%<span style="font-size: 14px; font-family: 宋体;">的电流谐波指标。单次谐波和总谐波含量符合，</span>6 <span style="font-size: 14px; font-family: 宋体;">脉整流器</span> 5 <span style="font-size: 14px; font-family: 宋体;">次谐波最大，可加装</span> 5 <span style="font-size: 14px; font-family: 宋体;">次波器来抑制谐波</span>:12 <span style="font-size: 14px; font-family: 宋体;">脉整流器</span> 11 <span style="font-size: 14px; font-family: 宋体;">次谐波最大，可加装</span> 11 <span style="font-size: 14px; font-family: 宋体;">次滤波器来抑制谐波。</span></span></p><p><span style="font-size: 12px;"> </span></p><p><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体;">影响电网的是谐波电流的绝对值，而不是谐波电流的百分比。由上表可以看出，在满载情况下，谐波电流绝对值最大</span>:<span style="font-size: 14px; font-family: 宋体;">在半载及轻载情况下，谐波电流绝对值均不超过</span> 100%<span style="font-size: 14px; font-family: 宋体;">满载谐波电流绝对值。</span>12 <span style="font-size: 14px; font-family: 宋体;">脉冲</span>+11 <span style="font-size: 14px; font-family: 宋体;">次谐波滤波器具有最小的效输入电流总谐波，同时还可避免有源滤波器“误补偿”、系统效率低等缺点，因</span> 12 <span style="font-size: 14px; font-family: 宋体;">脉冲</span>+11 <span style="font-size: 14px; font-family: 宋体;">次谐波滤波器此对电网的污染最低，适用于可靠性要求较高场合</span></span></p><p><br/></p><p style="margin-bottom:10px;text-align:left;line-height:24px;background:white"><span style="font-family: 宋体; color: rgb(51, 51, 51); font-size: 12px;">谐波滤波器</span></p><p style="margin-bottom:10px;text-align:left;line-height:24px;background:white"><span style="font-family: 宋体; color: rgb(51, 51, 51); font-size: 12px;">又叫谐波抑制器</span></p><p style="margin-bottom:10px;text-align:left;line-height:24px;background:white"><span style="font-family: 宋体; color: rgb(51, 51, 51); font-size: 12px;">原理：利用电磁感应及电抗器原理，专业开发，选用高性能的滤波电容器串联高线性度的滤波装置，组合成滤波补偿系统，在吸收系统中主要的谐波分量的同时，补偿无功功率。将动态无功补偿，滤波功能熔为一体，可以快速跟随负荷变化，具有抑制电流波动，吸收电网谐波和补偿无功功率三个主要功能。</span></p><p style="margin-bottom:10px;text-align:left;line-height:24px;background:white"><span style="font-size: 12px;"><strong style="text-indent: 32px;"><span style="font-size: 18px; font-family: 宋体; color: rgb(51, 51, 51);">谐波滤波器</span></strong><strong style="text-indent: 32px;"><span style="font-size: 18px; font-family: 宋体; color: rgb(51, 51, 51);">技术参数</span></strong></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">电压等级：三相三线额定电压</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">380V</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">，允许偏差</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">±10%</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">频</span> <span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">率：</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">50±5(Hz)</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">谐波治理：满载谐波电流</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">THD<10%</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">，谐波次数</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">2n-1=1</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">～</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">40</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">谐波电压：</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">THD<5%</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">滤波效果：符合</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">IEC61000</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">，</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">GB/T14549-93</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">功率因素：</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">COSФ>0.9</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">运行温度：</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">-10</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">～</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">+50</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">（℃）</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">储存温度：</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">-40</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">～</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">+65</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">（℃）</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">环境湿度：</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">0</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">～</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">98(%</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">），不凝露</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">海拔高度：</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);"><2000M</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">结</span> <span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">构：标准结构，落地安装，或客户定制（可选）</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">绝缘等级：</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">H</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">级</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">容</span> <span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">量：</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">7.5</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">～</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">630(KW)</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">超载能力：超载</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">120%</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">额定值正常工作</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">30</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">分钟</span></span></p><p style="text-align:left;text-indent:32px;line-height:24px;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">安装方式：单独安装、配套安装、或客户定制（可选），谐波滤波器周围留出</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">100mm</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">的散热空间</span></span></p><p style="margin-top:auto;margin-bottom: auto;text-align:left;background:white"><span style="font-size: 12px;"><strong><span style="font-size: 18px; font-family: 宋体; color: rgb(51, 51, 51);">谐波滤波器</span></strong><strong><span style="font-size: 18px; font-family: 宋体; color: rgb(51, 51, 51);">产品选型</span></strong></span></p><p style="margin-top:auto;margin-bottom: auto;text-align:left;background:white"><span style="font-size: 12px;"><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">1用电负载（马达）额定电流为选型依据，谐波滤波器的额定电流大于等于负载电流的</span><span style="font-size: 14px; font-family: Arial, "sans-serif"; color: rgb(51, 51, 51);">1.1</span><span style="font-size: 14px; font-family: 宋体; color: rgb(51, 51, 51);">倍为佳；</span></span></p><p style="margin-top:auto;margin-bottom: auto;text-align:left;background:white"><span style="font-family: 宋体; color: rgb(51, 51, 51); font-size: 12px;">2负载的额定工作电流和实际工作电流，不能超过谐波滤波器的额定工作电流；</span></p><p style="margin-top:auto;margin-bottom: auto;text-align:left;background:white"><span style="font-family: 宋体; color: rgb(51, 51, 51); font-size: 12px;">3负载的负载率，如果负载率偏低，会影响谐波滤波器效果，请在选型时提供负载率数据；</span></p><p style="text-align:left;line-height:24px;background:white"><span style="font-family: 宋体; color: rgb(51, 51, 51); font-size: 12px;">4负载设备的额定工作电压和电源频率，是否满足谐波滤波器的电源要求；</span></p><p style="text-align:left;line-height:24px;background:white"><span style="font-family: 宋体; color: rgb(51, 51, 51); font-size: 12px;">5谐波滤波器安装环境，符合谐波滤波器使用环境要求；</span></p><p style="text-align:left;line-height:24px;background:white"><span style="font-family: 宋体; color: rgb(51, 51, 51); font-size: 12px;">6提供负载的功率因数，以便加装合适的电容器，使功率因数达到最佳。</span></p><p><span style="font-family: 宋体; font-size: 12px;">使用说明</span></p><p><span style="font-size: 12px;">1<span style="font-size: 12px; font-family: 宋体;">、</span> <span style="font-size: 12px; font-family: 宋体;">设备级滤波器是变频器等以</span> 5<span style="font-size: 12px; font-family: 宋体;">、</span>7<span style="font-size: 12px; font-family: 宋体;">、</span>11<span style="font-size: 12px; font-family: 宋体;">、</span>13 <span style="font-size: 12px; font-family: 宋体;">次谐波为主配套的滤波器，只可安装在变频器等以</span> 5<span style="font-size: 12px; font-family: 宋体;">、</span>7<span style="font-size: 12px; font-family: 宋体;">、</span>11<span style="font-size: 12px; font-family: 宋体;">、</span>13 <span style="font-size: 12px; font-family: 宋体;">次谐波为主的电源进线处。</span></span></p><p><span style="font-size: 12px;">2<span style="font-size: 12px; font-family: 宋体;">、</span> <span style="font-size: 12px; font-family: 宋体;">滤波器的功率与变频器的功率要求匹配使用，方可获得最佳滤波效果。功率不匹配时，功率较大的滤波器可以用于功率较小的变频器，同时滤波效果会降低。</span>3<span style="font-size: 12px; font-family: 宋体;">、滤波器中的电抗器是发热设备，安装时注意保持滤波器周围至少有</span> 100mm <span style="font-size: 12px; font-family: 宋体;">的通风散热空间及配套相应的散热孔，或者增加风机进行散热处理。</span></span></p><p><span style="font-size: 12px;"><span style="font-size: 12px; font-family: 宋体;">滤波器中的电容是温度敏感设备，要求电容的环境温度最大</span> 55C<span style="font-size: 12px; font-family: 宋体;">。</span>1</span></p><p><span style="font-size: 12px;">5<span style="font-size: 12px; font-family: 宋体;">安装时，按照电路图的接线指示，连接可靠的地线。</span></span></p><p><span style="font-size: 12px;">6<span style="font-size: 12px; font-family: 宋体;">绝不能对已接通电源的设备级滤波器尝试任何操作。切断供应电源后，通常需要等中间回路电容放电</span> 3 <span style="font-size: 12px; font-family: 宋体;">分钟，然后才能对变频器、</span>7<span style="font-size: 12px; font-family: 宋体;">电机或电机电缆操作。</span></span></p><p><span style="font-size: 12px;">8<span style="font-size: 12px; font-family: 宋体;">、</span> <span style="font-size: 12px; font-family: 宋体;">开始操作前，使用万用表直流电压档位，检查设备级滤波器进出线端电压是否为</span> 0<span style="font-size: 12px; font-family: 宋体;">，确保没有残留危险电压。地</span>:</span></p><p><span style="font-family: 宋体; font-size: 12px;">这些安全指导适用于所有对滤波器进行接地操作的工程技术人员。</span></p><p><span style="font-size: 12px;">2<span style="font-size: 12px; font-family: 宋体;">在任何情况下都要将设备级滤波器、传动及其连接设备接地</span>,<span style="font-size: 12px; font-family: 宋体;">以保证人身安全</span>,<span style="font-size: 12px; font-family: 宋体;">并减少电磁辐射和电磁干扰。</span></span></p><p><span style="font-size: 12px;"><span style="font-size: 12px; font-family: 宋体;">必须保证接地导体的尺寸符合当地安全规范的要求。</span>3</span></p><p><span style="font-size: 12px;"><span style="font-size: 12px; font-family: 宋体;">保护导体必须始终有足够好的导电性。根据</span> IEC61439-1<span style="font-size: 12px; font-family: 宋体;">，下表显示了当相导体和保护导体相同的金属制成时，相导体的最小横截面积。</span></span></p><p><span style="font-family: 宋体; font-size: 12px;">相导体的横截面积</span></p><p><span style="font-size: 12px;">s (mm2 ) </span><span style="font-size: 12px;">S516 </span><span style="font-size: 12px;">16<Ss35 </span><span style="font-size: 12px;">35<S</span></p><p><span style="font-family: 宋体; font-size: 12px;">相应的保护导体的最小横截面积</span></p><p><span style="font-size: 12px;">sp (mm' ) </span><span style="font-size: 12px;">5 </span><span style="font-size: 12px;">16 </span><span style="font-size: 12px;">s2</span></p><p><span style="font-family: 宋体; font-size: 12px;">标准与规范</span></p><p><span style="font-size: 12px;"><span style="font-size: 12px; font-family: 宋体;">所有设备的设计、制造、试验应符合下列中国国家标准</span>:</span></p><p><span style="font-size: 12px;">GB/T 4798-2000</span></p><p><span style="font-size: 12px;">GB/T 17626</span></p><p><span style="font-size: 12px;">GB/T 12326-2000</span></p><p><span style="font-size: 12px;">GB/T 14549-1993</span></p><p><span style="font-size: 12px;">CB50227-1995</span></p><p><span style="font-size: 12px;">GBT 15576-2008</span></p><p><span style="font-size: 12px;">DL/T 842-2003</span></p><p><span style="font-size: 12px;">JB/ 5346-1998</span></p><p><span style="font-size: 12px;"><span style="font-size: 12px; font-family: 宋体;">《电工电子产品应用环境条件</span>)</span></p><p><span style="font-size: 12px;"><span style="font-size: 12px; font-family: 宋体;">《电磁兼容</span> <span style="font-size: 12px; font-family: 宋体;">试验和测量技术》</span></span></p><p><span style="font-size: 12px;"><span style="font-size: 12px; font-family: 宋体;">《电能质量</span> <span style="font-size: 12px; font-family: 宋体;">电压波动和闪变</span>)</span></p><p><span style="font-size: 12px;"><span style="font-size: 12px; font-family: 宋体;">《电能质量</span> <span style="font-size: 12px; font-family: 宋体;">公用电网谐波》</span></span></p><p><span style="font-family: 宋体; font-size: 12px;">《并联电容器装置设计规范》</span></p><p><span style="font-family: 宋体; font-size: 12px;">《低压成套无功功率补偿装置》</span></p><p><span style="font-family: 宋体; font-size: 12px;">《低压并联电容器装置使用技术条件》</span></p><p><span style="font-family: 宋体; font-size: 12px;">串联电抗器》</span></p><p><img src="/uploads/allimg/20241212/1733976885791597.jpg" title="1733976885791597.jpg" alt="谐波滤波器 (12).jpg" width="447" height="354" style="width: 447px; height: 354px;"/></p>_key"> <div class="rt_bot_line"> </div> <div class="age_con_key2"> 访问量：<span id="cntrHits"><script src="{dede:field name='phpurl'/}/count.php?view=yes&aid={dede:field name='i/plusmid'/}" type='text/javas158ript"2 <div class="age_con_key1"> <span>此文关键词：</span> {dede:tag row='80' getall='0' sort='month'}<a href='[field:link/]' targ<a href='/tags.php?/%E7%94%B5%E6%8A%97%E5%99%A8/' target=_blank class="tag">电抗器</a> <a href='/tags.php?/%E5%8F%98%E5%8E%8B%E5%99%A8/' target=_blank class="tag">变压器</a> <a href='/tags.php?/%E6%BB%A4%E6%B3%A2%E5%99%A8/' target=_blank class="tag">滤波器</a> <a href='/tags.php?/%E8%B0%90%E6%B3%A2%E6%BB%A4%E6%B3%A2%E5%99%A8/' target=_blank class="tag">谐波滤波器</a> <div class="rightbot"> </div> </div> <div class="clear"> </div> </div> <script type="text/javascript"> helpLoad();initCommonHeaderKeywords(MARK); 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