Ụgbọ ala eletrik dị elu nke eriri USB na usoro nkwadebe ya

Oge ọhụrụ nke ụlọ ọrụ ụgbọ ala ike ọhụrụ na-akwado ọrụ abụọ nke mgbanwe mmepụta ihe na nkwalite na nchebe nke gburugburu ikuku, nke na-akpali mmepe mmepụta nke eriri voltaji dị elu na ngwa ndị ọzọ metụtara ya maka ụgbọ ala eletrik, na ndị na-emepụta USB na ụlọ ọrụ asambodo nwere. tinyere ike dị ukwuu n'ime nyocha na mmepe nke eriri voltaji dị elu maka ụgbọ ala eletrik. Igwe ọkụ eletrik dị elu maka ụgbọ ala eletrik nwere ihe ndị chọrọ ịrụ ọrụ dị elu n'akụkụ niile, ma kwesịrị izute RoHSb ọkọlọtọ, ọkụ retardant ọkwa UL94V-0 ọkọlọtọ chọrọ na arụmọrụ dị nro. Akwụkwọ a na-ewebata ihe na teknụzụ nkwadebe nke eriri ọkụ dị elu maka ụgbọ ala eletrik.

1.The ihe nke elu voltaji cable
(1) Ihe nduzi nke eriri
Ka ọ dị ugbu a, e nwere ihe abụọ bụ isi ihe nke eriri eriri USB: ọla kọpa na aluminom. Ụlọ ọrụ ole na ole na-eche na isi aluminom nwere ike ibelata ụgwọ ọrụ mmepụta ha nke ukwuu, site n'ịgbakwunye ọla kọpa, ígwè, magnesium, silicon na ihe ndị ọzọ na-adabere na ihe ndị dị ọcha nke aluminom, site na usoro pụrụ iche dị ka njikọ na annealing ọgwụgwọ, melite conductivity eletrik, na-ehulata. arụmọrụ na nguzogide corrosion nke eriri, iji mezuo ihe achọrọ nke otu ikike ibu, iji nweta otu mmetụta dị ka ndị na-eduzi isi ọla kọpa ma ọ bụ ọbụna ka mma. Ya mere, a na-echekwa ọnụ ahịa mmepụta nke ukwuu. Otú ọ dị, ọtụtụ ụlọ ọrụ ka na-ahụta ọla kọpa dị ka isi ihe nke oyi akwa onye na-eduzi, nke mbụ, nkwụsị nke ọla kọpa dị ala, mgbe ahụ, ọtụtụ n'ime arụmọrụ nke ọla kọpa dị mma karịa nke aluminom n'otu ọkwa, dị ka nnukwu ugbu a. ibu ikike, obere voltaji ọnwụ, obere ike oriri na ike ntụkwasị obi. Ka ọ dị ugbu a, nhọrọ nke ndị na-eduzi n'ozuzu na-eji ọkọlọtọ mba 6 ndị na-eduzi nro dị nro (ịgbatị waya ọla kọpa otu ga-adị karịa 25%, dayameta nke monofilament bụ ihe na-erughị 0.30) iji hụ na nro na ike nke monofilament ọla kọpa. Tebụl 1 depụtara ụkpụrụ ndị a ga-emerịrị maka ihe ndị na-eduzi ọla kọpa na-ejikarị.

(2) Ihe mkpuchi oyi akwa nke eriri
Ebe dị n'ime ụlọ nke ụgbọ ala eletrik dị mgbagwoju anya, na nhọrọ nke ihe mkpuchi mkpuchi, n'otu aka ahụ, iji hụ na nchekwa nchekwa nke mkpuchi mkpuchi, n'aka nke ọzọ, dị ka o kwere mee ịhọrọ nhazi dị mfe na ihe ndị a na-ejikarị eme ihe. Ugbu a, ihe mkpuchi a na-ejikarị bụ polyvinyl chloride (PVC),polyethylene jikọrọ cross-linked (XLPE), silicone roba, thermoplastic elastomer (TPE), wdg, na isi ihe ha na-egosi na Tebụl 2.
N'ime ha, PVC nwere lead, mana ntuziaka RoHS machibidoro iji lead, mercury, cadmium, hexvalent chromium, polybrominated diphenyl ethers (PBDE) na polybrominated biphenyls (PBB) na ihe ndị ọzọ na-emerụ ahụ, yabụ n'afọ ndị na-adịbeghị anya ejiri PVC dochie ya. XLPE, silicone roba, TPE na ihe ndị ọzọ na-emetụta gburugburu ebe obibi.

(3) Ihe mkpuchi mkpuchi eriri USB
A na-ekewa oyi akwa mkpuchi ahụ ụzọ abụọ: mkpuchi mkpuchi nke ọkara na akwa mkpuchi mkpuchi. The olu resistivity nke semi-conductive shielding ihe na 20 Celsius C na 90 Celsius C na mgbe ịka nká bụ ihe dị mkpa teknuzu index tụọ ọta ihe, nke na-apụtaghị ìhè na-ekpebi ọrụ ndụ nke elu-voltaji cable. Ihe mkpuchi nke ọkara na-arụkarị ọrụ gụnyere ethylene-propylene roba (EPR), polyvinyl chloride (PVC), naPolyethylene (PE)ihe dabere. Ọ bụrụ na akụrụngwa enweghị uru na ọkwa dị mma enweghị ike imeziwanye obere oge, ụlọ ọrụ nyocha sayensị na ndị na-emepụta eriri USB na-elekwasị anya na nyocha nke teknụzụ nhazi na usoro nhazi nke ihe mkpuchi, na-achọ ihe ọhụrụ na nhazi nke ihe mkpuchi ihe iji meziwanye arụmọrụ nke eriri.

2.High voltaji USB nkwadebe usoro
(1) Nkà na ụzụ na-eduzi strand
Emebere usoro isi nke eriri ogologo oge, yabụ enwere nkọwa ọkọlọtọ nke ha na ụlọ ọrụ na ụlọ ọrụ. N'ime usoro ịse waya, dị ka usoro enweghị mgbagha nke otu waya si dị, enwere ike kewaa akụrụngwa stranding ka ọ bụrụ igwe na-agbagharị agbagharị, igwe na-agbagharị agbagharị na igwe na-agbagharị agbagharị / na-atụgharị. N'ihi na elu crystallization okpomọkụ nke ọla kọpa eduzi, na annealing okpomọkụ na oge na-adị ogologo, ọ bụ ihe kwesịrị ekwesị iji untwisting stranding igwe akụrụngwa na-ebu na-aga n'ihu na-adọkpụrụ na-aga n'ihu na-adọkpụrụ monwire iji melite elongation na mgbaji ọnụego nke waya ịbịaru. Ka ọ dị ugbu a, eriri polyethylene na-ejikọta cross-linked (XLPE) agbanweela eriri akwụkwọ mmanụ kpamkpam n'etiti ọkwa voltaji 1 na 500kV. Enwere usoro nhazi ihe abụọ a na-emekarị maka ndị na-eduzi XLPE: nchịkọta okirikiri na ntụgharị waya. N'otu aka ahụ, eriri waya nwere ike izere okpomọkụ dị elu na nrụgide dị elu na pipeline nke na-ejikọta ya na-agbanye ihe mkpuchi ya na ihe mkpuchi ya n'ime oghere nke eriri eriri ma mee ka mkpofu; N'aka nke ọzọ, ọ nwekwara ike igbochi ntinye mmiri n'akụkụ ntụziaka nduzi iji hụ na ọrụ nchekwa nke eriri ahụ dị. The ọla kọpa eduzi n'onwe ya bụ a concentric stranding Ọdịdị, nke na-akasị emepụta site nkịtị etiti stranding igwe, ndụdụ stranding igwe, wdg Tụnyere okirikiri compaction usoro, o nwere ike hụ na conductor stranding gburugburu guzobe.

(2) Usoro mmepụta ihe mkpuchi eriri XLPE
N'ihi na mmepụta nke elu voltaji XLPE cable, catenary akọrọ cross-njikọ (CCV) na vetikal akọrọ cross-njikọ (VCV) bụ abụọ akpụ usoro.

(3) Usoro mkpochapụ
N'oge gara aga, ndị na-emepụta eriri USB na-eji usoro extrusion nke abụọ na-emepụta isi ihe mkpuchi USB, nzọụkwụ mbụ n'otu oge ahụ extrusion conductor ọta na mkpuchi mkpuchi, wee jikọta ya na ọnya na tray cable, tinye ya maka oge na mgbe ahụ extrusion. mkpuchi mkpuchi. N'ime 1970s, 1 + 2 usoro extrusion nke okpukpu atọ pụtara n'ime eriri waya a na-ekpuchi ekpuchi, na-ekwe ka mkpuchi nke ime na mpụga na mkpuchi mechaa n'otu usoro. Usoro ahụ na-ebu ụzọ mee ka ọta onye na-eduzi ya pụta, mgbe ọ dị ntakịrị (2 ~ 5m), wee wepụ ihe mkpuchi na mkpuchi mkpuchi na mkpuchi onye nduzi n'otu oge ahụ. Otú ọ dị, ụzọ abụọ mbụ nwere nnukwu ihe ndọghachi azụ, ya mere, na njedebe 1990s, ndị na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe nkedo atọ, nke na-ekpuchi ihe mkpuchi, mkpuchi na mkpuchi mkpuchi n'otu oge. A afọ ole na ole gara aga, mba ọzọ na ulo oru a ọhụrụ extruder gbọmgbọm isi na curved ntupu imewe imewe, site itule ịghasa isi oghere eruba mgbali ibelata ìgwè ihe, ịgbatị na-aga n'ihu mmepụta oge, dochie na-adịghị akwụsị mgbanwe nkọwa nke nkọwa. imewe nke isi nwekwara ike ịzọpụta ụgwọ oge nkwụsịtụ ma melite arụmọrụ.

3. Nkwubi okwu
Ụgbọ ala ume ọhụrụ nwere atụmanya mmepe dị mma na nnukwu ahịa, chọrọ usoro ngwaahịa USB dị elu nke nwere ikike ibu dị elu, nguzogide okpomọkụ dị elu, mmetụta mkpuchi electromagnetic, nkwụghachi azụ, mgbanwe, ndụ ogologo ọrụ na arụmọrụ ndị ọzọ magburu onwe ya n'ime mmepụta ma nọrọ na ya. ahịa. Ụgbọ ala eletrik dị elu nke eriri USB na usoro nkwadebe ya nwere atụmanya dị ukwuu maka mmepe. Ụgbọ ala eletrik enweghị ike imeziwanye nrụpụta mmepụta ma hụ na ojiji nke nchekwa na-enweghị eriri voltaji dị elu.