Kedu ihe bụ USB Shielded na gịnị kpatara oyi akwa mkpuchi ahụ ji dị mkpa?

Teknụzụ Press

Kedu ihe bụ USB Shielded na gịnị kpatara oyi akwa mkpuchi ahụ ji dị mkpa?

Cable echedoro, dị ka aha ahụ na-egosi, bụ eriri nwere ikike nnyonye anya electromagnetic nke mpụga nke kpụrụ n'ụdị eriri nnyefe nwere akwa mkpuchi. Ihe a na-akpọ "ọchichi" na usoro eriri USB bụkwa ihe iji meziwanye nkesa nke ọkụ eletrik. Onye na-eduzi eriri ahụ nwere ọtụtụ eriri waya, nke dị mfe ịmepụta oghere ikuku n'etiti ya na mkpuchi mkpuchi, na elu onye na-eduzi adịghị mma, nke ga-eme ka ntinye nke ọkụ eletrik.

1.Cable mkpuchi oyi akwa
(1). Tinye ihe mkpuchi mkpuchi nke ihe na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-eme ka ọ dị mma ma na-enwe mmekọrịta dị mma na oyi akwa mkpuchi, ka ịzere nkwụsịtụ n'etiti onye nduzi na mkpuchi mkpuchi. A na-akpọkwa akwa mkpuchi mkpuchi a dị ka mkpuchi mkpuchi n'ime. Enwere ike inwe oghere na kọntaktị dị n'etiti mkpuchi mkpuchi na n'ọbọ ahụ, na mgbe eriri eriri ahụ na-ehulata, mkpuchi mkpuchi mmanụ mmanụ na-adị mfe ime ka mgbawa, nke bụ ihe ndị na-akpata nkwụsịtụ.

(2). Tinye ihe mkpuchi mkpuchi nke ihe na-eme ka ọ bụrụ ihe na-eme ka ọ dị elu n'elu ihe mkpuchi mkpuchi, nke nwere ezigbo kọntaktị na mkpuchi mkpuchi mkpuchi na ikike nha anya na nchara ígwè, ka ịzere nkwụsịtụ n'etiti mkpuchi mkpuchi na mkpuchi.

Iji evenly eduzi isi na ikpuchi na eletriki ubi, 6kV na n'elu-ajụ na elu voltaji ike cables n'ozuzu nwere a conductor ọta oyi akwa na insulating ọta oyi akwa, na ụfọdụ ala voltaji cables enweghị a ọta oyi akwa. E nwere ụdị abụọ nke mkpuchi mkpuchi: mkpuchi nke ọkara na mkpuchi metal.

Igwe mkpuchi mkpuchi

2. Igwe mkpuchi mkpuchi
Ihe mkpuchi mkpuchi nke eriri eriri a na-ejikarị na netwọk nke wires ígwè ma ọ bụ ihe nkiri ígwè, na e nwere ụzọ dị iche iche dị iche iche nke otu mkpuchi na ọtụtụ ihe mkpuchi. Otu ọta na-ezo aka na otu ụgbụ ọta ma ọ bụ ihe nkiri ọta, nke nwere ike kechie otu waya ma ọ bụ karịa. Ụdị mkpuchi multi-shielding bụ ọtụtụ netwọk mkpuchi, na ihe nkiri mkpuchi dị n'otu eriri. A na-eji ụfọdụ kewapụ nnyonye anya electromagnetic n'etiti wires, ụfọdụ bụ ihe mkpuchi okpukpu abụọ nke ejiri mee ka mmetụta mkpuchi ahụ sie ike. Usoro nke ichebe bụ ịkwatu oyi akwa mkpuchi iji kewapụ voltaji nnyonye anya na-akpata nke waya mpụga.

(1) .Semi-conductive ọta
Semi-conductive ọta oyi akwa na-emekarị ndokwa na mpụta elu nke conductive waya isi na mpụta elu nke mkpuchi oyi akwa, karị a na-akpọ n'ime ọkara conductive shielding oyi akwa na mpụta ọkara conductive shielding oyi akwa. Ihe mkpuchi mkpuchi nke ọkara na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-eme ka ọ dị obere ihe mgbochi na oke dị mkpa. A na-emepụta oyi akwa mkpuchi nke ọkara nke ime ka ọ bụrụ otu ebe ọkụ eletrik dị n'elu elu nke isi ihe na-eme ka ọ ghara ịhapụ akụkụ nke onye na-eduzi ya na mkpuchi n'ihi enweghị isi nke onye na-eduzi ya na oghere ikuku kpatara site na eriri eriri. Ọta na-emepụta ihe na-emepụta ihe dị n'èzí na-enwe mmekọrịta dị mma na elu elu nke mkpuchi mkpuchi ahụ, ọ dịkwa nhata na n'ọbọ ígwè iji zere nkwụsịtụ nke na-eji nchara ígwè n'ihi ntụpọ dị ka mgbawa n'elu mkpuchi mkpuchi USB.

(2). Ọta ọla
N'ihi na ọkara na obere voltaji ike cables na-enweghị metal sheaths, na mgbakwunye na ịtọ a ọkara conductive ọta oyi akwa, ma tinye a metal ọta oyi akwa. A na-ejikarị oyi akwa mkpuchi ọla kpuchie yateepu ọla kọpama ọ bụ waya ọla kọpa, nke na-arụkarị ọrụ nke ichebe oghere eletrik.

N'ihi na ihe dị ugbu a site na eriri ọkụ dị ntakịrị, a ga-emepụta oghere magnetik gburugburu nke dị ugbu a, ka ọ ghara imetụta ihe ndị ọzọ, ya mere mkpuchi mkpuchi nwere ike ichebe oghere electromagnetic a na eriri. Tụkwasị na nke ahụ, oyi akwa mkpuchi USB nwere ike ịrụ ọrụ ụfọdụ na nchebe ala. Ọ bụrụ na eriri USB mebiri emebi, ugbu a na-agbapụta nwere ike na-aga n'akụkụ ihe mkpuchi laminar, dị ka netwọk ala, iji rụọ ọrụ na nchekwa nchekwa. Enwere ike ịhụ na ọrụ nke mkpuchi mkpuchi USB ka dị nnukwu.


Oge nzipu: Nov-14-2024