电(dian)力(li)电(dian)容(rong)(rong)(rong)(rong)器(qi)按用(yong)途可分(fen)(fen)为：①并联电(dian)容(rong)(rong)(rong)(rong)器(qi)。原(yuan)称移(yi)相电(dian)容(rong)(rong)(rong)(rong)器(qi)。主(zhu)要用(yong)于(yu)补偿电(dian)力(li)系统(tong)感(gan)性(xing)负荷的(de)(de)无功功率，以提(ti)(ti)高(gao)(gao)(gao)功率因数，改善电(dian)压(ya)质量(liang)，降低线(xian)路损(sun)(sun)耗(hao)。②串(chuan)联电(dian)容(rong)(rong)(rong)(rong)器(qi)。串(chuan)联于(yu)工(gong)频(pin)(pin)(pin)高(gao)(gao)(gao)压(ya)输(shu)、配电(dian)线(xian)路中(zhong)，用(yong)以补偿线(xian)路的(de)(de)分(fen)(fen)布感(gan)抗，提(ti)(ti)高(gao)(gao)(gao)系统(tong)的(de)(de)静、动(dong)态稳定性(xing)，改善线(xian)路的(de)(de)电(dian)压(ya)质量(liang)，加长送电(dian)距(ju)离和(he)增大输(shu)送能力(li)。③耦合电(dian)容(rong)(rong)(rong)(rong)器(qi)。主(zhu)要用(yong)于(yu)高(gao)(gao)(gao)压(ya)电(dian)力(li)线(xian)路的(de)(de)高(gao)(gao)(gao)频(pin)(pin)(pin)通信、测(ce)(ce)量(liang)、控制、保护以及在抽取(qu)电(dian)能的(de)(de)装置中(zhong)作部件用(yong)。④标(biao)准电(dian)容(rong)(rong)(rong)(rong)器(qi)。用(yong)于(yu)工(gong)频(pin)(pin)(pin)高(gao)(gao)(gao)压(ya)测(ce)(ce)量(liang)介质损(sun)(sun)耗(hao)回路中(zhong)，作为标(biao)准电(dian)容(rong)(rong)(rong)(rong)或用(yong)作测(ce)(ce)量(liang)高(gao)(gao)(gao)压(ya)的(de)(de)电(dian)容(rong)(rong)(rong)(rong)分(fen)(fen)压(ya)装置。电(dian)解电(dian)容(rong)(rong)(rong)(rong)的(de)(de)寿命和(he)电(dian)容(rong)(rong)(rong)(rong)值受温度的(de)(de)影(ying)响较大。杭(hang)州涤纶电(dian)容(rong)(rong)(rong)(rong)多少钱(qian)

电(dian)(dian)(dian)(dian)(dian)解(jie)电(dian)(dian)(dian)(dian)(dian)容(rong)(rong)发(fa)展(zhan)(zhan)状况(kuang)：就产量来说，铝电(dian)(dian)(dian)(dian)(dian)解(jie)电(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器在电(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器中占(zhan)第二位。这类(lei)电(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器本来是(shi)一般的(de)直(zhi)流(liu)电(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器，但(dan)现在已经(jing)从(cong)直(zhi)流(liu)发(fa)展(zhan)(zhan)到(dao)(dao)(dao)(dao)(dao)交(jiao)流(liu)、从(cong)低(di)(di)温发(fa)展(zhan)(zhan)到(dao)(dao)(dao)(dao)(dao)高温、从(cong)低(di)(di)压发(fa)展(zhan)(zhan)到(dao)(dao)(dao)(dao)(dao)高压、从(cong)通用(yong)(yong)型发(fa)展(zhan)(zhan)到(dao)(dao)(dao)(dao)(dao)特殊型、从(cong)一般结构发(fa)展(zhan)(zhan)到(dao)(dao)(dao)(dao)(dao)片(pian)(pian)式(shi)、扁平(ping)、书本式(shi)等结构。其上(shang)限容(rong)(rong)量已扩展(zhan)(zhan)到(dao)(dao)(dao)(dao)(dao)4F左右，使(shi)用(yong)(yong)频率已达到(dao)(dao)(dao)(dao)(dao)30kHz，工(gong)作温度范围已达到(dao)(dao)(dao)(dao)(dao)-55℃—125℃，有的(de)甚至高到(dao)(dao)(dao)(dao)(dao)150℃，额定电(dian)(dian)(dian)(dian)(dian)压己达到(dao)(dao)(dao)(dao)(dao)700V。总(zong)之，铝电(dian)(dian)(dian)(dian)(dian)解(jie)电(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器的(de)发(fa)展(zhan)(zhan)越来越广。导(dao)致(zhi)这些发(fa)展(zhan)(zhan)的(de)基础(chu)如下：在材料上(shang)现在用(yong)(yong)的(de)铝箔在成分和结构上(shang)都很考究。上(shang)海芯片(pian)(pian)电(dian)(dian)(dian)(dian)(dian)容(rong)(rong)多少钱深圳(zhen)厂家(jia)的(de)贴片(pian)(pian)电(dian)(dian)(dian)(dian)(dian)容(rong)(rong)质(zhi)量得(de)到(dao)(dao)(dao)(dao)(dao)了(le)国(guo)际认证(zheng)。

有极(ji)性(xing)电(dian)(dian)(dian)(dian)(dian)解(jie)(jie)电(dian)(dian)(dian)(dian)(dian)容(rong)器(qi)(qi)通常在电(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)电(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)或中频(pin)、低频(pin)电(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)中起(qi)电(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)滤波(bo)(bo)、退耦、信号耦合(he)及时间常数设定(ding)、隔直流(liu)等作用(yong)(yong)。一般(ban)(ban)不能用(yong)(yong)于(yu)交流(liu)电(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)电(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)，在直流(liu)电(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)电(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)中作滤波(bo)(bo)电(dian)(dian)(dian)(dian)(dian)容(rong)使(shi)用(yong)(yong)时，其阳极(ji)（正极(ji)）应(ying)与(yu)电(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)电(dian)(dian)(dian)(dian)(dian)压(ya)的正极(ji)端(duan)相连(lian)接，阴极(ji)（负(fu)极(ji)）与(yu)电(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)电(dian)(dian)(dian)(dian)(dian)压(ya)的负(fu)极(ji)端(duan)相连(lian)接，不能接反(fan)，否则会损坏电(dian)(dian)(dian)(dian)(dian)容(rong)器(qi)(qi)。无极(ji)性(xing)电(dian)(dian)(dian)(dian)(dian)解(jie)(jie)电(dian)(dian)(dian)(dian)(dian)容(rong)器(qi)(qi)通常用(yong)(yong)于(yu)音(yin)箱分频(pin)器(qi)(qi)电(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)、电(dian)(dian)(dian)(dian)(dian)视机(ji)(ji)S校正电(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)及单相电(dian)(dian)(dian)(dian)(dian)动(dong)(dong)机(ji)(ji)的起(qi)动(dong)(dong)电(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)。电(dian)(dian)(dian)(dian)(dian)解(jie)(jie)电(dian)(dian)(dian)(dian)(dian)容(rong)器(qi)(qi)广泛应(ying)用(yong)(yong)于(yu)家用(yong)(yong)电(dian)(dian)(dian)(dian)(dian)器(qi)(qi)和各(ge)种电(dian)(dian)(dian)(dian)(dian)子产品中，其容(rong)量范围较(jiao)大(da)，一般(ban)(ban)为1~33000μF，额定(ding)工作电(dian)(dian)(dian)(dian)(dian)压(ya)范围为6.3~700V。其缺点是介质(zhi)损耗、容(rong)量误(wu)差(cha)较(jiao)大(da)（至大(da)允许偏(pian)差(cha)为+100%、-20%），耐高温性(xing)较(jiao)差(cha)，存放时间长容(rong)易失(shi)效。

片(pian)(pian)(pian)式(shi)叠(die)层(ceng)(ceng)陶(tao)瓷(ci)电(dian)容(rong)(rong)(rong)器(qi)(MLCC)，简称(cheng)片(pian)(pian)(pian)式(shi)叠(die)层(ceng)(ceng)电(dian)容(rong)(rong)(rong)器(qi)(或进一步简称(cheng)为片(pian)(pian)(pian)式(shi)电(dian)容(rong)(rong)(rong)器(qi))，是由(you)印好(hao)电(dian)极(内电(dian)极)的(de)(de)陶(tao)瓷(ci)介质膜片(pian)(pian)(pian)以错位(wei)的(de)(de)方式(shi)叠(die)合起来，经过一次(ci)性(xing)高温烧结形成陶(tao)瓷(ci)芯(xin)片(pian)(pian)(pian)，再在芯(xin)片(pian)(pian)(pian)的(de)(de)两端封上金属层(ceng)(ceng)(外电(dian)极)，从而(er)形成一个类(lei)似独石的(de)(de)结构体(ti)(ti)(ti)，故也(ye)叫独石电(dian)容(rong)(rong)(rong)器(qi)。电(dian)容(rong)(rong)(rong)器(qi)的(de)(de)电(dian)容(rong)(rong)(rong)量计算公(gong)式(shi)为C=NKA/t式(shi)中，C为电(dian)容(rong)(rong)(rong)量；N为电(dian)极层(ceng)(ceng)数；K为介电(dian)常(chang)数(俗称(cheng)K值)；A为相对电(dian)极覆(fu)盖面积；t为电(dian)极间(jian)距(ju)(介质厚度)。由(you)此式(shi)可(ke)见(jian)，为了(le)实现片(pian)(pian)(pian)式(shi)叠(die)层(ceng)(ceng)陶(tao)瓷(ci)电(dian)容(rong)(rong)(rong)器(qi)大容(rong)(rong)(rong)量和(he)小(xiao)体(ti)(ti)(ti)积的(de)(de)要求。只(zhi)要增(zeng)大N(增(zeng)加层(ceng)(ceng)数)便可(ke)增(zeng)大电(dian)容(rong)(rong)(rong)量。当(dang)然采(cai)用(yong)高K值材(cai)料(降(jiang)低(di)稳(wen)定(ding)性(xing)能)、增(zeng)加A(增(zeng)大体(ti)(ti)(ti)积)和(he)减小(xiao)t(降(jiang)低(di)电(dian)压耐受(shou)能力(li))也(ye)是可(ke)以采(cai)取的(de)(de)办法。电(dian)容(rong)(rong)(rong)的(de)(de)大小(xiao)和(he)形状不(bu)同(tong)，可(ke)以根据(ju)需要选择不(bu)同(tong)的(de)(de)电(dian)容(rong)(rong)(rong)器(qi)。

高(gao)(gao)(gao)(gao)频(pin)(pin)电(dian)(dian)(dian)容(rong)(rong)是一种专门用(yong)于(yu)(yu)高(gao)(gao)(gao)(gao)频(pin)(pin)电(dian)(dian)(dian)路(lu)中(zhong)的(de)(de)电(dian)(dian)(dian)容(rong)(rong)器，具(ju)有比(bi)一般(ban)电(dian)(dian)(dian)容(rong)(rong)更高(gao)(gao)(gao)(gao)的(de)(de)频(pin)(pin)率(lv)响应和(he)更低(di)的(de)(de)损耗。它们通(tong)常采用(yong)特殊(shu)(shu)的(de)(de)材(cai)料(liao)和(he)结(jie)构(gou)(gou)来实现这些(xie)特性(xing)(xing)(xing)。高(gao)(gao)(gao)(gao)频(pin)(pin)电(dian)(dian)(dian)容(rong)(rong)是指在高(gao)(gao)(gao)(gao)频(pin)(pin)电(dian)(dian)(dian)路(lu)中(zhong)使(shi)用(yong)的(de)(de)电(dian)(dian)(dian)容(rong)(rong)器。与一般(ban)电(dian)(dian)(dian)容(rong)(rong)相(xiang)比(bi)，高(gao)(gao)(gao)(gao)频(pin)(pin)电(dian)(dian)(dian)容(rong)(rong)具(ju)有更高(gao)(gao)(gao)(gao)的(de)(de)工(gong)作(zuo)频(pin)(pin)率(lv)和(he)更低(di)的(de)(de)阻抗。它们通(tong)常使(shi)用(yong)陶瓷、瓷介质铝电(dian)(dian)(dian)解电(dian)(dian)(dian)容(rong)(rong)以(yi)及聚酰亚胺薄膜等材(cai)料(liao)制成。高(gao)(gao)(gao)(gao)频(pin)(pin)电(dian)(dian)(dian)容(rong)(rong)的(de)(de)主要特点如下(xia)：具(ju)有较高(gao)(gao)(gao)(gao)的(de)(de)频(pin)(pin)率(lv)响应，可在高(gao)(gao)(gao)(gao)频(pin)(pin)电(dian)(dian)(dian)路(lu)中(zhong)发(fa)挥稳定(ding)的(de)(de)电(dian)(dian)(dian)容(rong)(rong)性(xing)(xing)(xing)能(neng)。具(ju)有较低(di)的(de)(de)串扰和(he)损耗，可以(yi)保证(zheng)信号传输的(de)(de)精确(que)度(du)和(he)稳定(ding)性(xing)(xing)(xing)。通(tong)常使(shi)用(yong)小尺寸(cun)的(de)(de)结(jie)构(gou)(gou)，方便(bian)集(ji)成在高(gao)(gao)(gao)(gao)密(mi)度(du)电(dian)(dian)(dian)路(lu)板(ban)上。通(tong)常采用(yong)特殊(shu)(shu)的(de)(de)材(cai)料(liao)和(he)结(jie)构(gou)(gou)，以(yi)提高(gao)(gao)(gao)(gao)其性(xing)(xing)(xing)能(neng)。电(dian)(dian)(dian)容(rong)(rong)可以(yi)用(yong)于(yu)(yu)调节电(dian)(dian)(dian)路(lu)的(de)(de)稳定(ding)性(xing)(xing)(xing)。浙江微调电(dian)(dian)(dian)容(rong)(rong)设备

电容(rong)可以用来制作(zuo)传感器。杭(hang)州涤纶电容(rong)多(duo)少(shao)钱(qian)

以(yi)(yi)(yi)往传统的(de)(de)(de)(de)(de)看(kan)法是钽(tan)(tan)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)性(xing)能(neng)(neng)(neng)比(bi)铝电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)好(hao)(hao)，因(yin)为(wei)钽(tan)(tan)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)的(de)(de)(de)(de)(de)介(jie)质为(wei)阳极氧(yang)化后生成的(de)(de)(de)(de)(de)五氧(yang)化二(er)钽(tan)(tan)，它的(de)(de)(de)(de)(de)介(jie)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)(neng)(neng)力(li)(li)（通(tong)常(chang)用ε表示(shi)）比(bi)铝电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)的(de)(de)(de)(de)(de)三氧(yang)化二(er)铝介(jie)质要高(gao)。因(yin)此(ci)在(zai)同(tong)样容(rong)(rong)(rong)(rong)(rong)量(liang)的(de)(de)(de)(de)(de)情况下，钽(tan)(tan)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)的(de)(de)(de)(de)(de)体(ti)积(ji)能(neng)(neng)(neng)比(bi)铝电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)做得更小(xiao)。（电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)量(liang)取决(jue)于(yu)(yu)(yu)介(jie)质的(de)(de)(de)(de)(de)介(jie)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)(neng)(neng)力(li)(li)和(he)体(ti)积(ji)，在(zai)容(rong)(rong)(rong)(rong)(rong)量(liang)一(yi)定(ding)的(de)(de)(de)(de)(de)情况下，介(jie)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)(neng)(neng)力(li)(li)越高(gao)，体(ti)积(ji)就(jiu)可以(yi)(yi)(yi)做得越小(xiao)，反之(zhi)，体(ti)积(ji)就(jiu)需要做得越大）再加上钽(tan)(tan)的(de)(de)(de)(de)(de)性(xing)质比(bi)较(jiao)稳定(ding)，所以(yi)(yi)(yi)通(tong)常(chang)认(ren)为(wei)钽(tan)(tan)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)性(xing)能(neng)(neng)(neng)比(bi)铝电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)好(hao)(hao)。但这种凭阳极判断电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)性(xing)能(neng)(neng)(neng)的(de)(de)(de)(de)(de)方法已经过时了(le)，目前决(jue)定(ding)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)性(xing)能(neng)(neng)(neng)的(de)(de)(de)(de)(de)关键并不(bu)(bu)在(zai)于(yu)(yu)(yu)阳极，而在(zai)于(yu)(yu)(yu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解质，也就(jiu)是阴(yin)(yin)(yin)极。因(yin)为(wei)不(bu)(bu)同(tong)的(de)(de)(de)(de)(de)阴(yin)(yin)(yin)极和(he)不(bu)(bu)同(tong)的(de)(de)(de)(de)(de)阳极可以(yi)(yi)(yi)组合成不(bu)(bu)同(tong)种类的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)，其性(xing)能(neng)(neng)(neng)也大不(bu)(bu)相同(tong)。采用同(tong)一(yi)种阳极的(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)由(you)于(yu)(yu)(yu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解质的(de)(de)(de)(de)(de)不(bu)(bu)同(tong)，性(xing)能(neng)(neng)(neng)可以(yi)(yi)(yi)差(cha)距(ju)很大，总之(zhi)阳极对(dui)于(yu)(yu)(yu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)性(xing)能(neng)(neng)(neng)的(de)(de)(de)(de)(de)影响远远小(xiao)于(yu)(yu)(yu)阴(yin)(yin)(yin)极。杭州涤纶电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)多少钱