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led驱动电源_led防水电源_led泛光灯电源_led投光灯电源_led天花灯电源_led路灯电源-深圳亿力光电led电源厂家- | dooyi.cn Reviews
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深圳亿力光电室内led驱动电源第一品牌,主要生产led防水电源,led泛光灯电源,led路灯电源,led投光灯电源,led天花灯电源,led球泡灯射灯电源等,部分LED驱动电源转换效率可达94%,咨询热线:4007-168-665
9wEMC非隔离球泡灯电源:换MOS充电器输出电流达不到了-
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你的MOSFET都换成什么型号了 需要对比测试一下驱动的波形,把你的所有相关的测试波形贴出来看看吧,MOS导通电阻和CS电阻是串联关系,导通电阻大了就相当于CS电阻大了,应该可以或多或少的影响到输出功率吧 MOS导通电阻再CS取样. Http:/ www.dooyi.cn. 你的MOSFET都换成什么型号了 需要对比测试一下驱动的波形,把你的所有相关的测试波形贴出来看看吧,MOS导通电阻和CS电阻是串联关系,导通电阻大了就相当于CS电阻大了,应该可以或多或少的影响到输出功率吧 MOS导通电阻再CS取样的前面,所以不影响输出电流,前面我想错了.客户反映的,目前没收到他的样机与导致输出不够的管子。 驱动能力变弱了还是内阻大了啊,没得到样机,是一个快冲方案,12V,9V 5V的。 主营产品 led电源, led驱动电源. Led筒灯电源,led射灯电源,led泛光灯电源,led面板灯电源,led路灯电源, led防水电源. 免费电话 4007-168-665 公司总机 0755-23223558.
led泛光灯电源: 关于脉冲修复-
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Led泛光灯电源 关于脉冲修复 一个10A放电有15分钟的20AH的电池,利用脉冲修复仪来修复,经过一天的修复,放电下降到只能放到13分钟,但电压比正常时高1V;一个5A放电有33分钟的7AH电池,利用脉冲修复仪来修复,经过一天的修复,放电提高到36分钟,但电压下降了0.5V,冲电永远冲不满,导致热失控.你们帮我看看是什么原因? 是加了补充水了的,充满电以后才加的脉冲,电压是停止脉冲后半个小时量的电压值,20AH的是14V. Http:/ www.dooyi.cn. 一个10A放电有15分钟的20AH的电池,利用脉冲修复仪来修复,经过一天的修复,放电下降到只能放到13分钟,但电压比正常时高1V;一个5A放电有33分钟的7AH电池,利用脉冲修复仪来修复,经过一天的修复,放电提高到36分钟,但电压下降了0.5V,冲电永远冲不满,导致热失控.你们帮我看看是什么原因? 是自放电严重或短路.不好意思,这方面我真的知道太少了,不是热失控而是电压只能充到14V,充电器不自动停止,当充电电流降到0.8A时候,过一会就突然升到2A,并且电池发热,充入的电能只转化成热能了,电解水有气泡产生.
led投光灯电源:单管正激电源辅助供电困惑-
http://www.dooyi.cn/993.html
Led投光灯电源 单管正激电源辅助供电困惑 120W,28V/4.5A单管正激电源,带PFC,现在辅助绕组6T,辅助整流和副边一样用两个二极管,接的续流电感用2mH,空载要带0.1A假负载才能稳压,否则电压跳动,输出短路保护效果很好.想将假负载减小,辅助绕组改为2T,去掉辅助供电的续流二极管,接的续流电感用100H,空载不接假负载可以稳压,但输出短路打隔周期太短,输出整流管温生很高,担心长期短路会坏掉.请问有没有什么两全齐美的办法,既可以不接假负载,又可以使短路效果好的办法. 当初级供电绕组用. Http:/ www.dooyi.cn. 120W,28V/4.5A单管正激电源,带PFC,现在辅助绕组6T,辅助整流和副边一样用两个二极管,接的续流电感用2mH,空载要带0.1A假负载才能稳压,否则电压跳动,输出短路保护效果很好.想将假负载减小,辅助绕组改为2T,去掉辅助供电的续流二极管,接的续流电感用100μH,空载不接假负载可以稳压,但输出短路打隔周期太短,输出整流管温生很高,担心长期短路会坏掉.请问有没有什么两全齐美的办法,既可以不接假负载,又可以使短路效果好的办法.
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Led投光灯电源 led路灯电源 led泛光灯电源 led防水电源厂家. Led投光灯电源 led路灯电源 led泛光灯电源 led防水电源厂家. 27-45V 42-60V 60-90V 300-900MA LED防水. 主营产品 led电源, led驱动电源. Led筒灯电源,led射灯电源,led泛光灯电源,led面板灯电源,led路灯电源, led防水电源. 免费电话 4007-168-665 公司总机 0755-23223558.
led驱动电源:怎么拆高频变压器-
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Led驱动电源 怎么拆高频变压器 不知道怎么拆变压器 变压器要怎么拆才能不至于损坏呢,又要怎么样才能知道这个变压器的参数呢 用水煮,水开后再煮30分钟一般都能拆开磁芯.要不要我帮你打样? 本公司专业生产高频变压器.加热变压器的磁心.变压器的参数我不太清楚.先做完所有测试,然后放入烤箱烤30分钟,用120度.你先把各项参数记录清楚后方可拆卸,还的搞清楚,他的这款电源是否成熟! 还可以把变压器磁芯放到30w的烙铁上烤10分钟.如果你有锡炉的话,放在上面加热30分钟左右就可以了,用刀片先插入铁心接合面. Http:/ www.dooyi.cn. 本公司专业生产高频变压器.加热变压器的磁心.变压器的参数我不太清楚.先做完所有测试,然后放入烤箱烤30分钟,用120度.你先把各项参数记录清楚后方可拆卸,还的搞清楚,他的这款电源是否成熟! 还可以把变压器磁芯放到30w的烙铁上烤10分钟.如果你有锡炉的话,放在上面加热30分钟左右就可以了,用刀片先插入铁心接合面缝隙再慢慢拆解.变压器太难拆,我把它放进微波炉打一下就行,但是往往是该裂的地方不裂,不该裂的地方裂了. 怎么拆高频变压器.用水煮,水开后再煮30分钟一般...
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高端设计外置驱动电源-亿力光电LED电源
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Rationalism's Critical Flaw
Excerpt from Prolegomena of Herman Dooyeweerd's 'A New Critique of Theoretical Thought'. Jeudi 19 novembre 2015. 1) Dooyeweerd: Rationalism's Critical Flaw. A NEW CRITIQUE OF THEORETICAL THOUGHT. THE NECESSARY PRESUPPOSITIONS OF PHILOSOPHY. THE FIRST WAY OF A TRANSCENDENTAL CRITIQUE. If I consider reality as it is given in the. Experience, and then confront it with a theoretical analysis, through which reality appears to split up into various. An indissoluble inner coherence binds the. The aspect of orga...
Herman Dooyeweerd's Structural Principle of the State
Excerpt from Herman Dooyeweerd's 'A New Critique of Theoretical Thought'. Mercredi 18 novembre 2015. Video interview with Herman Dooyeweerd (1973). If English subtitles don't appear, please hover cursor over bottom right. Of video frame and. Click on the letters 'CC'. Alternatively,. Please go to following Youtube page and, if necessary, click on. Publié par Fearghas MacFhionnlaigh. 1) Dooyeweerd: Structural Principle of the State. THE STRUCTURAL PRINCIPLE OF. Of the State in political and social theory ...
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Ying in Korea-나의 한국 생활. Monday, May 02, 2011. I never got such excited in my 30 years! I had a day which was not so great. Stress are from everwhere:friend, colleague, work, etc. I couldnt finish my work, and I dont wanna do overtime work. My body and mind are exghausted. The work is not appealling any more but rather annoying. I decided to get off the work. I have to visit Doota! I have been waiting for this moment almost two weeks! I am on my way now. Wishing to get the dunny I wanted! 老公和我本想参加此次的蜡烛集会&...