無極(ji)性(xing)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)體(ti)積(ji)小(xiao)(xiao)，價格低，高(gao)(gao)(gao)頻(pin)特性(xing)好(hao)，但它不(bu)適(shi)合(he)做大(da)(da)(da)容(rong)(rong)量。像瓷(ci)片(pian)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)、獨石電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)、聚乙烯(CBB)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)等都(dou)是(shi)，瓷(ci)片(pian)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)一般(ban)用在(zai)高(gao)(gao)(gao)頻(pin)濾(lv)波(bo)、震(zhen)蕩電(dian)(dian)(dian)(dian)(dian)路中比較多。磁(ci)介(jie)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)是(shi)以陶瓷(ci)材料為介(jie)子(zi)，并在(zai)表面燒(shao)上銀(yin)層作(zuo)為電(dian)(dian)(dian)(dian)(dian)極(ji)的(de)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器。磁(ci)介(jie)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器性(xing)能穩定(ding)。損耗，漏電(dian)(dian)(dian)(dian)(dian)都(dou)很小(xiao)(xiao)，適(shi)合(he)于(yu)高(gao)(gao)(gao)頻(pin)高(gao)(gao)(gao)壓電(dian)(dian)(dian)(dian)(dian)路中應(ying)用。一般(ban)而(er)言，電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)兩極(ji)間(jian)的(de)絕緣材料，介(jie)電(dian)(dian)(dian)(dian)(dian)常數大(da)(da)(da)的(de)(如鐵(tie)電(dian)(dian)(dian)(dian)(dian)陶瓷(ci)，電(dian)(dian)(dian)(dian)(dian)解液(ye))適(shi)合(he)于(yu)制作(zuo)大(da)(da)(da)容(rong)(rong)量小(xiao)(xiao)體(ti)積(ji)的(de)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)，但損耗也(ye)大(da)(da)(da)。介(jie)電(dian)(dian)(dian)(dian)(dian)常數小(xiao)(xiao)的(de)(如陶瓷(ci))損耗小(xiao)(xiao)，適(shi)合(he)于(yu)高(gao)(gao)(gao)頻(pin)應(ying)用。電(dian)(dian)(dian)(dian)(dian)解電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)目前分為鋁(lv)(lv)電(dian)(dian)(dian)(dian)(dian)解電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)和鉭(tan)電(dian)(dian)(dian)(dian)(dian)解電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)兩大(da)(da)(da)類。連(lian)云港(gang)貼片(pian)鋁(lv)(lv)電(dian)(dian)(dian)(dian)(dian)解電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)廠家(jia)直銷

電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)器(qi)是(shi)開關電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)中(zhong)(zhong)一次和(he)(he)二次回路濾波電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路中(zhong)(zhong)較重要的(de)(de)(de)器(qi)件之一。通(tong)常(chang)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)器(qi)的(de)(de)(de)等效(xiao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路可以認為是(shi)理想電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)器(qi)與寄生電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感、等效(xiao)串(chuan)(chuan)聯電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻的(de)(de)(de)串(chuan)(chuan)聯。眾(zhong)所周知，開關電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)是(shi)當(dang)今信(xin)息(xi)家電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)設備的(de)(de)(de)主要電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)，為電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)設備小(xiao)型(xing)輕(qing)便化作出(chu)不(bu)可磨滅的(de)(de)(de)貢(gong)獻(xian)。開關電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)不(bu)斷的(de)(de)(de)小(xiao)型(xing)化、輕(qing)量(liang)化和(he)(he)高(gao)效(xiao)率，在電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)設備中(zhong)(zhong)使用量(liang)越來(lai)越大，普及率越來(lai)越高(gao)。相應的(de)(de)(de)就(jiu)要求電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)器(qi)小(xiao)型(xing)大容(rong)量(liang)化，耐紋波電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)，高(gao)頻低阻抗(kang)化，高(gao)溫度長(chang)壽命化和(he)(he)更適應高(gao)密度組裝。淮(huai)安(an)濾波電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)生產廠家液(ye)(ye)態(tai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)采用的(de)(de)(de)介電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)材(cai)料(liao)為電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)液(ye)(ye)，而固態(tai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)采用的(de)(de)(de)是(shi)導電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)性高(gao)分子(zi)(zi)。

當電(dian)(dian)(dian)(dian)容(rong)(rong)器的(de)(de)(de)(de)內部連(lian)接性能(neng)惡化(hua)或(huo)失效時(shi)，通常會(hui)出現開路。電(dian)(dian)(dian)(dian)氣連(lian)接的(de)(de)(de)(de)惡化(hua)可能(neng)是(shi)由腐(fu)蝕、振動或(huo)機械應力引起(qi)的(de)(de)(de)(de)。鋁電(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)容(rong)(rong)器在(zai)(zai)高溫(wen)或(huo)濕熱環境下(xia)(xia)工(gong)作(zuo)時(shi)，陽(yang)極(ji)引出箔可能(neng)因電(dian)(dian)(dian)(dian)化(hua)學腐(fu)蝕而(er)斷(duan)裂。陽(yang)極(ji)引出箔與陽(yang)極(ji)箔接觸(chu)不(bu)良也會(hui)造(zao)成電(dian)(dian)(dian)(dian)容(rong)(rong)器間歇性開路。1)在(zai)(zai)工(gong)作(zuo)初(chu)期(qi)，鋁電(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)容(rong)(rong)器的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)解(jie)液在(zai)(zai)負載工(gong)作(zuo)過程(cheng)中會(hui)不(bu)斷(duan)修(xiu)復和(he)增(zeng)(zeng)厚陽(yang)極(ji)氧化(hua)膜(mo)(稱(cheng)為填形效應)，導(dao)致電(dian)(dian)(dian)(dian)容(rong)(rong)下(xia)(xia)降(jiang)(jiang)(jiang)。2)在(zai)(zai)使用后期(qi)，由于電(dian)(dian)(dian)(dian)解(jie)液損(sun)耗大，溶液變(bian)稠(chou)，電(dian)(dian)(dian)(dian)阻率增(zeng)(zeng)大，增(zeng)(zeng)加(jia)了等效串聯電(dian)(dian)(dian)(dian)阻和(he)電(dian)(dian)(dian)(dian)解(jie)液損(sun)耗。同時(shi)，隨著溶液粘度的(de)(de)(de)(de)增(zeng)(zeng)加(jia)，鋁箔表面(mian)不(bu)均勻的(de)(de)(de)(de)氧化(hua)膜(mo)難以充分接觸(chu)，減少了電(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)容(rong)(rong)器的(de)(de)(de)(de)有效極(ji)板面(mian)積，導(dao)致電(dian)(dian)(dian)(dian)容(rong)(rong)量下(xia)(xia)降(jiang)(jiang)(jiang)。此(ci)外，在(zai)(zai)低(di)溫(wen)下(xia)(xia)工(gong)作(zuo)時(shi)，電(dian)(dian)(dian)(dian)解(jie)液的(de)(de)(de)(de)粘度也會(hui)增(zeng)(zeng)加(jia)，導(dao)致電(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)容(rong)(rong)損(sun)耗增(zeng)(zeng)加(jia)，電(dian)(dian)(dian)(dian)容(rong)(rong)下(xia)(xia)降(jiang)(jiang)(jiang)。

如何判斷(duan)電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)的(de)(de)(de)正(zheng)負(fu)極(ji)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)應該是電(dian)(dian)(dian)子(zi)元器(qi)件(jian)中(zhong)較(jiao)熟悉的(de)(de)(de)。它(ta)們用(yong)(yong)(yong)途(tu)普(pu)遍(bian)，功能各異。現在，我們來(lai)談(tan)談(tan)電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)，它(ta)是所(suo)有(you)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)中(zhong)應用(yong)(yong)(yong)較(jiao)普(pu)遍(bian)的(de)(de)(de)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)。電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)和(he)其他電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)比較(jiao)大的(de)(de)(de)區別(bie)就是電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)有(you)正(zheng)負(fu)極(ji)，在DC電(dian)(dian)(dian)路中(zhong)一旦(dan)使用(yong)(yong)(yong)就有(you)炸的(de)(de)(de)危險，所(suo)以現在我們來(lai)看看如何判斷(duan)電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)的(de)(de)(de)正(zheng)負(fu)極(ji)。螺(luo)栓電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)螺(luo)栓型鋁電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)在套(tao)管上有(you)明顯的(de)(de)(de)正(zheng)負(fu)標志，正(zheng)極(ji)用(yong)(yong)(yong)“”表示(shi)，負(fu)極(ji)用(yong)(yong)(yong)“-”表示(shi)。大多數螺(luo)栓電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)在蓋板上的(de)(de)(de)端子(zi)旁(pang)邊標有(you)“”和(he)“-”。鋁電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)由(you)于(yu)在負(fu)荷(he)工作過程中(zhong)電(dian)(dian)(dian)解(jie)液不斷(duan)修補(bu)并增厚陽極(ji)氧化膜（稱(cheng)為補(bu)形(xing)效應），會導致電(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)量的(de)(de)(de)下(xia)降(jiang)。

不(bu)(bu)同(tong)電(dian)容(rong)(rong)(rong)(rong)(rong)容(rong)(rong)(rong)(rong)(rong)量，不(bu)(bu)同(tong)的(de)(de)(de)(de)結構(gou)原(yuan)則上，不(bu)(bu)考慮前(qian)列放電(dian)，任何形(xing)(xing)狀(zhuang)的(de)(de)(de)(de)電(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)都可(ke)以(yi)(yi)在(zai)(zai)環(huan)境中使用。常用的(de)(de)(de)(de)電(dian)解電(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(帶極性(xing)(xing)電(dian)容(rong)(rong)(rong)(rong)(rong)器(qi))是(shi)(shi)圓(yuan)(yuan)形(xing)(xing)的(de)(de)(de)(de)，方形(xing)(xing)的(de)(de)(de)(de)很少用。非極性(xing)(xing)電(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)的(de)(de)(de)(de)形(xing)(xing)狀(zhuang)多(duo)種多(duo)樣。如(ru)管式(shi)、異形(xing)(xing)矩形(xing)(xing)、片狀(zhuang)、方形(xing)(xing)、圓(yuan)(yuan)形(xing)(xing)、組合(he)方形(xing)(xing)和(he)圓(yuan)(yuan)形(xing)(xing)等。取決于它們(men)的(de)(de)(de)(de)使用場合(he)。當然還有(you)隱形(xing)(xing)。這里的(de)(de)(de)(de)隱形(xing)(xing)指的(de)(de)(de)(de)是(shi)(shi)分布(bu)電(dian)容(rong)(rong)(rong)(rong)(rong)。在(zai)(zai)高(gao)頻(pin)(pin)(pin)和(he)中頻(pin)(pin)(pin)設備中，分布(bu)電(dian)容(rong)(rong)(rong)(rong)(rong)是(shi)(shi)不(bu)(bu)可(ke)忽視(shi)的(de)(de)(de)(de)。使用環(huan)境和(he)目的(de)(de)(de)(de)在(zai)(zai)家(jia)電(dian)維(wei)修中，以(yi)(yi)上都能遇到。要想通俗易(yi)懂，還得自己琢磨。這里只是(shi)(shi)參(can)考，請指正。極性(xing)(xing)電(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(如(ru)鋁電(dian)解)由于其內部的(de)(de)(de)(de)材料和(he)結構(gou)，可(ke)以(yi)(yi)大(da)容(rong)(rong)(rong)(rong)(rong)量使用，但(dan)高(gao)頻(pin)(pin)(pin)特性(xing)(xing)不(bu)(bu)好，適用于電(dian)力濾波等場合(he)，但(dan)有(you)高(gao)頻(pin)(pin)(pin)特性(xing)(xing)好的(de)(de)(de)(de)極性(xing)(xing)電(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)——鉭(tan)電(dian)解，價(jia)格相(xiang)對較貴。無極性(xing)(xing)電(dian)容(rong)(rong)(rong)(rong)(rong)體積小，價(jia)格低，高(gao)頻(pin)(pin)(pin)特性(xing)(xing)好，但(dan)它不(bu)(bu)適合(he)做(zuo)大(da)容(rong)(rong)(rong)(rong)(rong)量。泰(tai)州固態鋁電(dian)容(rong)(rong)(rong)(rong)(rong)

MLCC電(dian)容特點(dian)：熱脆性：MLCC內部應力很(hen)復雜(za)，所以耐溫度沖(chong)擊的能力很(hen)有限。連云港貼片鋁電(dian)解電(dian)容廠(chang)家直銷

電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)和(he)體(ti)(ti)積由(you)于電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)大(da)(da)(da)(da)多(duo)采(cai)用(yong)(yong)卷繞結構，容(rong)(rong)(rong)易(yi)擴大(da)(da)(da)(da)體(ti)(ti)積，所(suo)以(yi)單位體(ti)(ti)積的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)很(hen)大(da)(da)(da)(da)，比其(qi)他電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)大(da)(da)(da)(da)幾(ji)倍到幾(ji)十(shi)倍。然而(er)，大(da)(da)(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)的(de)(de)(de)(de)(de)(de)獲得是(shi)以(yi)體(ti)(ti)積膨脹為(wei)代價的(de)(de)(de)(de)(de)(de)。開關電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源要(yao)求更高(gao)(gao)的(de)(de)(de)(de)(de)(de)效率和(he)更小的(de)(de)(de)(de)(de)(de)體(ti)(ti)積。因(yin)此，有(you)(you)必要(yao)尋找新的(de)(de)(de)(de)(de)(de)解(jie)(jie)決方案來獲得具有(you)(you)大(da)(da)(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)和(he)小體(ti)(ti)積的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)。一旦有(you)(you)源濾波電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)用(yong)(yong)于開關電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)原邊，鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)的(de)(de)(de)(de)(de)(de)使用(yong)(yong)環(huan)(huan)境就變得比以(yi)前(qian)(qian)更加(jia)(jia)惡劣：(1)高(gao)(gao)頻(pin)脈沖電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流主要(yao)是(shi)20kHz~100kHz的(de)(de)(de)(de)(de)(de)脈動電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流，而(er)且(qie)增加(jia)(jia)很(hen)大(da)(da)(da)(da)；(2)變流器(qi)(qi)主開關管發(fa)熱，導致(zhi)鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)環(huan)(huan)境溫度升(sheng)(sheng)高(gao)(gao)；(3)大(da)(da)(da)(da)部分變換(huan)器(qi)(qi)采(cai)用(yong)(yong)升(sheng)(sheng)壓(ya)(ya)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)，所(suo)以(yi)需要(yao)耐(nai)高(gao)(gao)壓(ya)(ya)的(de)(de)(de)(de)(de)(de)鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)。結果(guo)，由(you)現有(you)(you)技術制造的(de)(de)(de)(de)(de)(de)鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)不得不選擇大(da)(da)(da)(da)尺寸的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)，因(yin)為(wei)它們需要(yao)吸收比以(yi)前(qian)(qian)更多(duo)的(de)(de)(de)(de)(de)(de)脈動電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流。結果(guo)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)體(ti)(ti)積巨大(da)(da)(da)(da)，并(bing)且(qie)難以(yi)在小型化的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)設備中使用(yong)(yong)。為(wei)了解(jie)(jie)決這(zhe)些(xie)問題，有(you)(you)必要(yao)研究(jiu)和(he)開發(fa)一種新型的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)，這(zhe)種電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)體(ti)(ti)積小，耐(nai)高(gao)(gao)壓(ya)(ya)，并(bing)允許大(da)(da)(da)(da)量的(de)(de)(de)(de)(de)(de)高(gao)(gao)頻(pin)脈沖電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流流過。另外，這(zhe)種電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器(qi)(qi)，在高(gao)(gao)溫環(huan)(huan)境下工(gong)作(zuo)，工(gong)作(zuo)壽命長。連(lian)云港貼片(pian)鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)廠(chang)家(jia)直(zhi)銷

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