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style="text-indent:2em;">直流甉|ºåQŒæ˜¯¾l´æŒç”µèµ\中åŞ成稳恒电‹¹çš„装置。如òq²ç”µæ± ã€è“„甉|± ã€ç›´‹¹å‘甉|œº½{‰ã€?/p><p style="text-indent:2em;">直流甉|ºæœ‰æ­£ã€è´Ÿä¸¤ä¸ªç”‰|žåQŒæ­£æžçš„电位高,负极的电位低åQŒå½“两个甉|žä¸Žç”µè·¯è¿žé€šåŽåQŒèƒ½å¤Ÿä‹É电èµ\两端之间¾l´æŒæ’定的电位差åQŒä»Žè€Œåœ¨å¤–电路中形成由正极到负极的电‹¹ã€?/p><p style="text-indent:2em;">单靠水位高低之差不能¾l´æŒ½EÏx’çš„æ°´‹¹ï¼Œè€Œå€ŸåŠ©äºŽæ°´æ³‰|Œ¾l­åœ°æŠŠæ°´ç”׃½Žå¤„送往高处ž®Þpƒ½¾l´æŒä¸€å®šçš„水位差而åŞ成稳恒的水流。与此类ä¼û|¼Œå•é ç”µè·æ‰€äº§ç”Ÿçš„静电场不能¾l´æŒ½EÏx’的电‹¹ï¼Œè€Œå€ŸåŠ©äºŽç›´‹¹ç”µæºï¼Œž®±å¯ä»¥åˆ©ç”¨éžé™ç”µä½œç”¨åQˆç®€¿UîCؓ“非静电力”)使正电荷ç”Þq”µä½è¾ƒä½Žçš„负极处经甉|ºå†…部˜q”回到电位较高的正极处,以维持两个电极之间的电位差,从而åŞ成稳恒的甉|µã€‚因此,直流甉|ºæ˜¯ä¸€¿Uèƒ½é‡è{换装¾|®ï¼Œå®ƒæŠŠå…¶ä»–形式的能量è{换äؓ电能供给电èµ\åQŒä»¥¾l´æŒç”‰|µçš„稳恒流动ã€?/p><p style="text-indent:2em;">主要用途有åQ?/p><p style="text-indent:2em;">1、电解电容器老练åQŒé’½ç”µå®¹å™¨èµ‹èƒ½ï¼›</p><p style="text-indent:2em;">2、电é˜Õd™¨ã€ç‘ô电器åQŒé©¬è¾„¡­‰ç”µå­å…ƒäšg老练åQŒä¾‹è¡Œè¯•éªŒï¼›</p><p style="text-indent:2em;">3、实验室åQŒç”µå­è®¾å¤‡ã€è‡ªåŠ¨æµ‹è¯•è®¾å¤‡ï¼›</p><p style="text-indent:2em;">4、电子检验设备、生产流水线讑֤‡ã€é€šè®¯è®‘Ö¤‡åQ?/p><p style="text-indent:2em;">5、其它一切需要ä‹É用直‹¹ç”µæºçš„场合ã€?/p><p style="text-indent:2em;"><a target="_blank">直流½E›_®šç”‰|º</a>¾l™ç”Ÿ‹zÕd¸¦æ¥äº†æ–¹ä¾¿åQŒè®©ç”Ÿæ´»æ›´æ–¹ä¾¿ï¼Œæ›´å¿«æøP¼æœ‰äº†ç›´æµ½E›_®šç”‰|º½E›_®šåQŒç›´‹¹ç¨³å®šç”µæºç”¨é€”生‹zȝ•…通无阅R€?/p><p style="text-indent:2em;"> <span style="color:#ff0000;">˜q™ç¯‡æ–‡ç« æ‚¨æˆ–许更喜欢åQ?/span> </p><p style="text-indent:2em;">交流½E›_Ž‹ç”‰|ºåˆç§°äº¤æµ½E›_Ž‹å™¨ã€‚随着电子技术的发展åQŒç‰¹åˆ«æ˜¯ç”µå­è®¡ç®—机技术应用到各工业、科研领域后åQŒå„¿Uç”µå­è®¾å¤‡éƒ½è¦æ±‚½E›_®šçš„交‹¹ç”µæºä¾›ç”µï¼Œç”늽‘直接供电已不能满­‘³éœ€è¦ï¼Œäº¤æµ½E›_Ž‹ç”‰|ºçš„出现解决了˜q™ä¸€é—®é¢˜ã€‚常用的交流½E›_Ž‹ç”‰|ºæœ‰ï¼š</p><p style="text-indent:2em;">①铁¼‚è°æŒ¯å¼äº¤æµ½E›_Ž‹å™¨ã€‚由饱和扼流圈与相应的电容器¾l„成åQŒå…·æœ‰æ’压伏安特性ã€?/p><p style="text-indent:2em;">②磁攑֤§å™¨å¼äº¤æµ½E›_Ž‹å™¨ã€‚å°†¼‚æ”¾å¤§å™¨å’Œè‡ªè€¦å˜åŽ‹å™¨ä¸²è”而成åQŒåˆ©ç”¨ç”µå­çº¿è·¯æ”¹å˜ç£æ”‘Ö¤§å™¨çš„é˜ÀLŠ—以稳定输出电压ã€?/p><p style="text-indent:2em;">③滑动式交流½E›_Ž‹å™¨ã€‚通过改变变压器滑动接点位¾|®ç¨³å®šè¾“出电压ã€?/p><p style="text-indent:2em;">④感应式交流½E›_Ž‹å™¨ã€‚靠改变变压器次、初¾U§ç”µåŽ‹çš„ç›æ€½å·®ï¼Œä½¿è¾“å‡ÞZº¤‹¹ç”µåŽ‹ç¨³å®šã€?/p><p style="text-indent:2em;">⑤晶闸管交流½E›_Ž‹å™¨ã€‚用晉™—¸½Ž¡ä½œåŠŸçŽ‡è°ƒæ•´å…ƒäšg。稳定度高、反应快且无噪声。但寚w€šä¿¡è®‘Ö¤‡å’Œç”µå­è®¾å¤‡é€ æˆòq²æ‰°ã€?/p>“直‹¹ç¨³å®šç”µæºç”¨é€””所˜q°çš„内容åQŒæ˜¯æˆ‘们的小¾~–精心äؓ大家准备的,˜q˜è®°å¾—上½‹‡ä¸­è¯´äº†ä»€ä¹ˆå—åQŸè¿™äº›æˆ–è®”Rƒ½æœ‰äº›ä¸å…¨é¢çš„地方åQŒæˆ‘们会在以后的文章中äؓ大家一一说明</p> </div> <p><div>上一æ?<a href="474.html">信号发生器读取文ä»?/a></div> <div>下一æ?<a href="472.html">频谱分析仪厂家讲解测量时ç›æ€½å™ªå£°çš„测试步éª?/a></div> </p> </div> <div class="left"> <div class="function">【相å…Ïx ‡½{¾ã€‘:<a href='/key.aspx?k=%e7%94%b5%e6%ba%90'>甉|º</a>,<a href='/key.aspx?k=%e4%ba%a4%e6%b5%81'>交流</a>,<a href='/key.aspx?k=%e8%ae%be%e5%a4%87'>讑֤‡</a>,<a 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