法拉电容有什么作用
为什么叫绿色能源是不是可以当电池使用?
推荐回答(5个)
法拉电容又叫双电层电容器、黄金电容、超级电容器,是从上个世纪七八十年代发展起来的一种化学元件。超级电容器通过极化电解质来储能,但不发生化学反应,而且储能过程是可逆的,也正因为此超级电容器可以反复充放电数十万次。法拉电容金额普通电容的区别首先是容量上的差别。普通电容器容量最大在1万~4万微法,超级电容器最大容量可达数千法拉,1法拉=100万微法,所以超级电容又叫做法拉电容。
法拉电容属于双电层电容器,它是世界上已投入量产的双电层电容器中容量最大的一种,其基本原理和其它种类的双电层电容器一样,都是利用活性炭多孔电极和电解质组成的双电层结构获得超大的容量
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F9213b07eca8065388d2a48ed99dda144ac348208%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
扩展资料:
超级电容的特点:
1、充电速度快,充电10秒~10分钟可达到其额定容量的95%以上;
2、循环使用寿命长,深度充放电循环使用次数可达1~50万次,没有“记忆效应”;
3、大电流放电能力超强,能量转换效率高,过程损失小,大电流能量循环效率≥90%;
4、功率密度高,可达300W/KG~5000W/KG,相当于电池的5~10倍;
5、产品原材料构成、生产、使用、储存以及拆解过程均没有污染,是理想的绿色环保电源;
6、充放电线路简单,无需充电电池那样的充电电路,安全系数高,长期使用免维护;
7、超低温特性好,温度范围宽-40℃~+70℃;
8、检测方便,剩余电量可直接读出;
9、容量范围通常0.1F--1000F 。
参考资料来源:百度百科-法拉电容
法拉电容有什么作用 回答如下:法拉电容也叫超级电容 属于物理放电是绿色能源,法拉电容的特性是快速充放电瞬间释放大电流,如果短时间放电使用的话 是可以代替电池的。目前法拉电容应用的领域很广泛 仪器仪表 消费电子 汽车电子 工业控制等等 希望可以帮到你。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F0d338744ebf81a4c2ba61aded82a6059252da615%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
法拉电容又叫双电层电容器、黄金电容、超级电容器,是从上个世纪七八十年代发展起来的一种化学元件。超级电容器通过极化电解质来储能,但不发生化学反应,而且储能过程是可逆的,也正因为此超级电容器可以反复充放电数十万次。法拉电容金额普通电容的区别首先是容量上的差别。普通电容器容量最大在1万~4万微法,超级电容器最小容量在0.68法拉,1法拉=100万微法,所以超级电容又叫做法拉电容。其次是构造上的差别,这点不多说了,里面机理很复杂。造成的后果就是超级电容器的耐压很低,一般只有直流5伏。再次是用途上的差别。超级电容器可以作为一个电池来使用。南京绿索法拉电容025.68251033,南京江宁开发区秣周路88号祖堂工业园
百度百科有啊,
(我昨天把数码相机拆开了,本以为是记忆电池,换个纽扣电池就是了,结果一查型号,是个法拉电容,于是就到百科去看了。)
可以当电池使用,但是充放电电路比电池简单,用得也没电池久,没电池那么容易老化
主要用于拆掉电池后的短时记忆,如数码相机换电池期间保存设置和时间信息。
这里有个给相机换法拉电容(记忆电池)的帖子
http://bbs.i9i6.cn/redirect.php?fid=9&tid=48&goto=nextnewset
电容的功能就是存储电荷。
不明白你文不对题的意思。
法拉级的电容算是很大容量的电容,但与电池的容量相比仍微不足道,功能也完全不同。大容量的电容一般用于电源滤波。
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