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	<title>专注福禄克测试仪销售与技术 &#187; 内置</title>
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		<title>UPS蓄电池的内阻没有参考值，FLUKE BT510如何才能发现劣化蓄电池？</title>
		<link>http://www.faxytech.com/archives/ups-test.html</link>
		<comments>http://www.faxytech.com/archives/ups-test.html#comments</comments>
		<pubDate>Thu, 21 Feb 2019 01:56:16 +0000</pubDate>
		<dc:creator>深圳连讯</dc:creator>
				<category><![CDATA[技术专栏]]></category>
		<category><![CDATA[BT510]]></category>
		<category><![CDATA[内置]]></category>
		<category><![CDATA[容量]]></category>
		<category><![CDATA[蓄电池分析]]></category>
		<category><![CDATA[蓄电池故障]]></category>

		<guid isPermaLink="false">http://www.faxytech.com/?p=10544</guid>
		<description><![CDATA[&#160; &#160; &#160; 专业的蓄电池维护人员都知道，电池如果发生劣化，只有在接近损毁的后期才能显示出明显的电压异常。因此，虽然基站和机房的电池都装有在线的电压监控系统，但是仅在线... ]]></description>
			<content:encoded><![CDATA[<p><br/></p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; padding: 0px; max-width: 100%; clear: both; min-height: 1em; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; padding: 0px; max-width: 100%; clear: both; min-height: 1em; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">&nbsp; &nbsp; &nbsp; 专业的蓄电池维护人员都知道，电池如果发生劣化，只有在接近损毁的后期才能显示出明显的电压异常。因此，虽然基站和机房的电池都装有在线的电压监控系统，但是仅在线监测电压是不够的，定期检测电池内阻才能提前发现劣化的电池，保证动力电源正常运行。</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; white-space: normal; background-color: #ffffff; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-align: center; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; text-align: center; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;"><img src="http://www.faxytech.com/wp-content/plugins/ueditor/ueditor/php/upload/70441550800627.jpg" _mce_src="http://www.faxytech.com/wp-content/plugins/ueditor/ueditor/php/upload/96961550800369.jpg" title="FLUKE  BT510蓄电池内置分析仪" width="500" height="323" border="0" hspace="0" vspace="0" _mce_style="width: 500px; height: 323px;" style="border: 0px; width: 500px; height: 323px;"/></p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; padding: 0px; max-width: 100%; clear: both; min-height: 1em; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; padding: 0px; max-width: 100%; clear: both; min-height: 1em; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　电池劣化初期及中期浮充电压不会有显著变化，直到电池开路或短路或劣化极其严重时才可能通过电压检测发现问题，但很可能为时已晚。</p>
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<p>
<section class="" data-tools="135编辑器" data-id="33" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); border-width: 0px; border-style: none; border-color: initial; word-wrap: break-word !important;">
<section class="" data-tools="135编辑器" data-id="33" data-color="#276ca3" data-custom="#276ca3" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box; border-width: 0px; border-style: none; border-color: initial; display: inline-block; word-wrap: break-word !important;">
<p _mce_style="margin-top: 8px; margin-bottom: 0px; padding: 0px 10px 0px 0px; max-width: 100%; clear: both; min-height: 32px; font-weight: bold; line-height: 28px; color: #276ca3; border-bottom: 2px solid #276ca3; border-top-color: #276ca3; border-right-color: #276ca3; border-left-color: #276ca3; box-sizing: border-box !important; word-wrap: break-word !important;" style="margin-top: 8px; margin-bottom: 0px; padding: 0px 10px 0px 0px; max-width: 100%; clear: both; min-height: 32px; font-weight: bold; line-height: 28px; color: rgb(39, 108, 163); border-bottom: 2px solid rgb(39, 108, 163); border-top-color: rgb(39, 108, 163); border-right-color: rgb(39, 108, 163); border-left-color: rgb(39, 108, 163); box-sizing: border-box !important; word-wrap: break-word !important;"><span class="" placeholder="1" data-original-title="" title="" style="margin: 0px 8px 0px 0px; padding: 4px 10px; max-width: 100%; border-radius: 80% 100% 90% 20%; color: rgb(255, 255, 255); display: block; float: left; line-height: 20px; background-color: rgb(39, 108, 163); box-sizing: border-box !important; word-wrap: break-word !important;">1</span><strong class="" data-brushtype="text" style="margin: 0px; padding: 0px; max-width: 100%; letter-spacing: 2px; display: inline-block; box-sizing: border-box !important; word-wrap: break-word !important;">实例分享1——南方沿海某省的通讯公司</strong></p>
</section>
</section>
<p><br/></p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important;"><br _mce_style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"/></p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　南方沿海某省的两个基站分别有1组24节，共48节电池。两个基站的蓄电池上线都有8年以上，虽然后期保证了定期测试内阻，但初次安装时没有做过内阻测试，没有基准对照，维护人员对于电池状态的好坏，一直存有疑惑。</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　因此他们联系福禄克公司工程师带着测试仪到现场对基站的后备蓄电池进行巡检。</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　在本次例行巡检任务中，运维人员使用<a href="http://www.faxy-tech.com/Products/BT500.html" _mce_href="http://www.faxy-tech.com/Products/BT500.html" target="_blank" title="福禄克BT510">BT510</a>快速高效的完成了48节电池的测试。福禄克的工程师在现场指导联通的运维人员在序列测试模式下能够清楚直观的看到刚刚测试完成的每组电池组的平均值。并提出假设，如果这些蓄电池时同时采购并上线，是相同的供应商、型号和批号。那就可以用每组电池的均值作为电池内阻的基准值来进行比较。</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; white-space: normal; background-color: #ffffff; text-align: center; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: center; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;"><img src="http://www.faxytech.com/wp-content/plugins/ueditor/ueditor/php/upload/44361550800627.png" _mce_src="http://www.faxytech.com/wp-content/plugins/ueditor/ueditor/php/upload/20190222/15508004593772.png" title="BT510-2.png" _mce_style="border: 0px;" style="border: 0px;"/>&nbsp;</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　在确定了均值之后，运维工程师把均值作为参考值输入阈值比较，并设定了20%和50%的报警区间。返回序列测试模式主屏幕后，能够清楚的发现处于劣化状态的电池都较多。根据内阻-<span class='wp_keywordlink_affiliate'><a href="http://www.faxytech.com/tag/%e5%ae%b9%e9%87%8f" title="查看 容量 的全部文章" target="_blank">容量</a></span>的数据统计理论进行相应的估算，即：“内阻上升25%，电池容量会下降20%”，除个别电池之外，这些电池都已经超出铁塔公司的接收标准。</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; white-space: normal; background-color: #ffffff; text-align: center; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: center; box-sizing: border-box !important; word-wrap: break-word !important;"><img src="http://www.faxytech.com/wp-content/plugins/ueditor/ueditor/php/upload/99341550800627.jpg" _mce_src="http://www.faxytech.com/wp-content/plugins/ueditor/ueditor/php/upload/20190222/15508005209532.jpg" title="FLUKE  BT510蓄电池内置分析仪" _mce_style="border: 0px;" style="border: 0px;"/>&nbsp;</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　将数据导入到电脑分析软件中，也可以明显发现几乎所有电池都处于非正常状态</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　（上：HA基站，下：JD路基站）</p>
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<section class="" data-tools="135编辑器" data-id="33" data-color="#276ca3" data-custom="#276ca3" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); display: inline-block; border-width: 0px; border-style: none; border-color: initial; word-wrap: break-word !important;">
<p _mce_style="margin-top: 8px; margin-bottom: 0px; padding: 0px 10px 0px 0px; max-width: 100%; clear: both; min-height: 32px; font-weight: bold; line-height: 28px; color: #276ca3; border-bottom: 2px solid #276ca3; border-top-color: #276ca3; border-right-color: #276ca3; border-left-color: #276ca3; box-sizing: border-box !important; word-wrap: break-word !important;" style="margin-top: 8px; margin-bottom: 0px; padding: 0px 10px 0px 0px; max-width: 100%; clear: both; min-height: 32px; font-weight: bold; line-height: 28px; color: rgb(39, 108, 163); border-bottom: 2px solid rgb(39, 108, 163); border-top-color: rgb(39, 108, 163); border-right-color: rgb(39, 108, 163); border-left-color: rgb(39, 108, 163); box-sizing: border-box !important; word-wrap: break-word !important;"><span class="" placeholder="1" data-original-title="" title="" style="margin: 0px 8px 0px 0px; padding: 4px 10px; max-width: 100%; border-radius: 80% 100% 90% 20%; color: rgb(255, 255, 255); display: block; float: left; line-height: 20px; background-color: rgb(39, 108, 163); box-sizing: border-box !important; word-wrap: break-word !important;">2</span><strong class="" data-brushtype="text" style="margin: 0px; padding: 0px; max-width: 100%; letter-spacing: 2px; display: inline-block; box-sizing: border-box !important; word-wrap: break-word !important;">实例分享2——南方沿海某省的通讯公司</strong></p>
</section>
<p _mce_style="font-family: Georgia, &quot;Times New Roman&quot;, &quot;Bitstream Charter&quot;, Times, serif; font-size: 13px; white-space: normal;" style="font-family: Georgia, &quot;Times New Roman&quot;, &quot;Bitstream Charter&quot;, Times, serif; font-size: 13px; white-space: normal;"><br/></p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　另一南方省市通讯公司的负责人员困惑的则是不同仪表、甚至同一种仪表测得的内阻数值不一致，不能做可靠的评估。最主要的原因是之前用的一些内阻测试的重复精度不高，同一个维护工程师对同一节电池做两次测量，两个测量值结果相差较大。</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　在该公司的大型数据机房，工程师用<a href="http://www.faxy-tech.com/Products/BT500.html" _mce_href="http://www.faxy-tech.com/Products/BT500.html" target="_blank" title="">BT510</a>对32节额定容量为100AH的康普GFM12的电池进行了测量。内阻测试的结果和不久前通过放电法测得的电池容量结果基本一致。另外，针对测试的重复性，铁塔的工程师对第10、11号电池进行了多人次的重复测量，证实了福禄克<span class='wp_keywordlink_affiliate'><a href="http://www.faxytech.com/tag/bt510" title="查看 BT510 的全部文章" target="_blank">BT510</a></span>的重复精度高于0.2%.</p>
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<section class="" data-tools="135编辑器" data-id="33" data-color="#276ca3" data-custom="#276ca3" style="margin: 0px; padding: 0px; max-width: 100%; box-sizing: border-box; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: rgb(255, 255, 255); display: inline-block; border-width: 0px; border-style: none; border-color: initial; word-wrap: break-word !important;">
<p _mce_style="margin-top: 8px; margin-bottom: 0px; padding: 0px 10px 0px 0px; max-width: 100%; clear: both; min-height: 32px; font-weight: bold; line-height: 28px; color: #276ca3; border-bottom: 2px solid #276ca3; border-top-color: #276ca3; border-right-color: #276ca3; border-left-color: #276ca3; box-sizing: border-box !important; word-wrap: break-word !important;" style="margin-top: 8px; margin-bottom: 0px; padding: 0px 10px 0px 0px; max-width: 100%; clear: both; min-height: 32px; font-weight: bold; line-height: 28px; color: rgb(39, 108, 163); border-bottom: 2px solid rgb(39, 108, 163); border-top-color: rgb(39, 108, 163); border-right-color: rgb(39, 108, 163); border-left-color: rgb(39, 108, 163); box-sizing: border-box !important; word-wrap: break-word !important;"><span class="" placeholder="1" data-original-title="" title="" style="margin: 0px 8px 0px 0px; padding: 4px 10px; max-width: 100%; border-radius: 80% 100% 90% 20%; color: rgb(255, 255, 255); display: block; float: left; line-height: 20px; background-color: rgb(39, 108, 163); box-sizing: border-box !important; word-wrap: break-word !important;">3</span><strong class="" data-brushtype="text" style="margin: 0px; padding: 0px; max-width: 100%; letter-spacing: 2px; display: inline-block; box-sizing: border-box !important; word-wrap: break-word !important;">实例分享3——北京移动</strong></p>
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<p _mce_style="font-family: Georgia, &quot;Times New Roman&quot;, &quot;Bitstream Charter&quot;, Times, serif; font-size: 13px; white-space: normal;" style="font-family: Georgia, &quot;Times New Roman&quot;, &quot;Bitstream Charter&quot;, Times, serif; font-size: 13px; white-space: normal;"><br/></p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　北京移动某机房配备有上百节备用蓄电池，福禄克工程师使用BT510帮助机房运维工程师测试后发现该机房的光宇32节3000Ah电池和31节1000Ah电池，电池内阻相对偏高，且浮充电压没有明显差异，需要重点关注这两节电池。</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; white-space: normal; background-color: #ffffff; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: justify; line-height: 2em; box-sizing: border-box !important; word-wrap: break-word !important;">　　而在中国移动的另一个中心机房，福禄克工程师仅用了19分钟就完成了对GNB1000Ah81节电池的测试，相比于之前测试的30分钟，节省了37%的时间。小贴士：内阻差异造成分压不均，当用整组电压控制充放电时可能造成过充过放。另外，高内阻可能形成局部的高纹波，造成局部过热。严重情况下，在大电流放电时起火爆炸。</p>
<p _mce_style="margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: #333333; font-family: 微软雅黑; letter-spacing: 0.544px; white-space: normal; background-color: #ffffff; text-align: center; box-sizing: border-box !important; word-wrap: break-word !important;" style="font-size: 13px; white-space: normal; background-color: rgb(255, 255, 255); margin-top: 0px; margin-bottom: 0px; padding: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: 微软雅黑; letter-spacing: 0.544px; text-align: center; box-sizing: border-box !important; word-wrap: break-word !important;"><br/></p>
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