Ihe mkpuchi ahụ nwere ike imetụ waya eletrik aka?

Ihe

Kedu ka mkpuchi ọkụ ga-esi emetụ wiwi eletrik n'enweghị nsogbu?
Ihe ị chọrọ ịma gbasara mkpuchi ọkụ eletrik
- thermoplastic
- thermoset
Ụdị mkpuchi ọkụ
Kedu otu esi etinye mkpuchi ọkụ gburugburu wires na eriri?
Iji chịkọta

Ọtụtụ ụlọ nwere ihe mkpuchi ọkụ na ụlọ elu, elu ụlọ, ma ọ bụ ọnụ ụlọ na nke a bụ ụzọ dị mma isi belata ọnwụ okpomọkụ. Obere okpomọkụ na-efunahụ pụtara obere ụgwọ ọkụ ọkụ. Mana ọ bụrụ na ị na-eche banyere imetụ mkpuchi wiwi eletrik aka, ọ bụghị naanị gị. Mgbe m malitere ọrụ m dị ka onye na-ahụ maka ọkụ eletrik, nchekwa bụ otu n'ime ihe mbụ m mụtara. Ihe mkpuchi ahụ nwere ike imetụ waya eletrik aka? Lee ụfọdụ echiche banyere nke a sitere na ahụmịhe nke m.

N'ozuzu, imetụ ihe mkpuchi ọkụ na wires adịghị ize ndụ, ebe ọ bụ na wires na-ekpuchi ọkụ eletrik. Dabere n'ụdị mkpuchi ọkụ, ị nwere ike iji ụzọ dị iche iche nke ịtọ gburugburu mkpuchi ahụ. Agbanyeghị, ekwela ka ihe mkpuchi ọkụ bata na waya dị ndụ na-enweghị mkpuchi.

Kedu ka mkpuchi ọkụ ga-esi emetụ wiwi eletrik n'enweghị nsogbu?

A na-ekpuchi waya eletrik nke oge a kpamkpam. Mwepụ eletriki a na-egbochi ugbu a iru elu ndị ọzọ n'ụlọ gị. N'ụzọ dị otú a, waya na-ekpo ọkụ nwere ike imetụ ihe mkpuchi ọkụ ahụ n'enweghị nsogbu.

Ihe ị chọrọ ịma gbasara mkpuchi ọkụ eletrik

Ihe mkpuchi ọkụ eletrik bụ ihe ndị na-adịghị eduzi. Ya mere, ndị a insulators adịghị agafe ọkụ eletrik. Ọtụtụ mgbe, ndị na-emepụta ihe na-eji ihe abụọ eme ihe maka ihe mkpuchi waya eletrik ụlọ; thermoplastic na thermosetting. Nke a bụ nkọwa ụfọdụ gbasara ihe abụọ a.

thermoplastic

Thermoplastic bụ ihe dabere na polymer. Ka okpomọkụ na-ebili, ihe a na-agbaze ma na-arụ ọrụ. Ọ na-esikwa ike ka ọ na-ajụ oyi. Dị ka ọ na-adịkarị, thermoplastic nwere arọ molekụla dị elu. Ị nwere ike gbazee ma gbanwee thermoplastic ọtụtụ ugboro. Otú ọ dị, plastik adịghị atụfu iguzosi ike n'ezi ihe na ike ya.

Ị MAARA: Thermoplastic arụmọrụ dị elu na-amalite ịgbaze n'etiti 6500°F na 7250°F. Anyị anaghị eji thermoplastics ndị a na-arụ ọrụ dị elu iji mepụta ihe mkpuchi wiwi eletrik.

Enwere thermoplastics ise nke a na-eji eme ihe mkpuchi ọkụ eletrik. Nke a bụ thermoplastics ise.

Ụdị Thermoplastic	Ebe ngbanwe
Polyvinyl chloride	212 - 500 Celsius F
Polyethylene (PE)	230 - 266 Celsius F
naịlọn	428 Celsius F
ECTEF	464 Celsius F
PVDF	350 Celsius F

thermoset

A na-eme plastik thermoset site na resins mmiri viscous na usoro ọgwụgwọ nwere ike mechaa n'ọtụtụ ụzọ. Ndị na-emepụta ihe na-eji mmiri catalytic, ultraviolet radieshon, oke okpomọkụ ma ọ bụ nrụgide dị elu maka usoro ọgwụgwọ.

Nke a bụ ụfọdụ ụdị plastik thermoset a na-ahụkarị.

XLPE (XLPE)
Polyethylene Chlorinated (CPE)
Ethylene Propylene Rubber (EPR)

Ụdị mkpuchi ọkụ

Enwere ụdị mkpuchi mkpuchi anọ dị iche iche a na-ahụkarị na America. Dabere na usoro kpo oku nke ebe obibi na ụdị ihe owuwu, ị nwere ike ịhọrọ mkpuchi ọ bụla.

Nnukwu mkpuchi

Nnukwu mkpuchi nwere ihe anaghị agbake. Dịka ọmụmaatụ, ịnwere ike iji fiberglass, ajị mineral ma ọ bụ Icynene. Ị nwekwara ike iji cellulose ma ọ bụ perlite.

NDIPMỌD.Cellulose na perlite bụ ihe okike.

Tinye ihe na elu ụlọ, ala, ma ọ bụ mgbidi dị n'akụkụ iji wụnye nnukwu mkpuchi. Mgbe ị na-ahọrọ ihe sịntetik maka nnukwu mkpuchi, jide n'aka na ị ga-elele uru R. Uru a nwere ike ịdị iche dabere na ọnọdụ okpomọkụ dị na mpaghara gị.

Ị MAARA: Nnukwu ihe mkpuchi fiberglass nwere ike ịgbanye na 540°F.

Ihe mkpuchi mkpuchi

Ihe mkpuchi mkpuchi bụ ihe magburu onwe ya maka oghere n'etiti ndị kwụ ọtọ. Ha nwere mpempe akwụkwọ na-agba agba nke enwere ike iji mejupụta oghere n'etiti racks ma ọ bụ ohere ọ bụla ọzọ yiri ya. Dịka, akwa akwa ndị a dị sentimita 15 ruo 23 n'obosara. Ma nwee ọkpụrụkpụ nke 3 ruo 10 sentimita.

Dị ka ihe mkpuchi dị ukwuu, a na-eme ka ihe mkpuchi elu site na fiberglass, cellulose, mineral wool, wdg dabere na ihe eji eme ihe mkpuchi ahụ, ọ ga-agbanye n'etiti 1300 ° F na 1800 ° F.

Mkpuchi ụfụfụ siri ike

Ụdị mkpuchi a bụ ihe ọhụrụ maka mkpuchi okpomọkụ obibi. Ejiri ihe mkpuchi ụfụfụ siri ike na nke mbụ na 1970s. Ọ na-abịa na polyisocyanurate, polyurethane, mineral ajị na ihe mkpuchi panel fiberglass.

Ihe mkpuchi mkpuchi ụfụfụ ndị a siri ike dị 0.5 "ruo 3". Otú ọ dị, ọ bụrụ na ọ dị mkpa, ị nwere ike ịzụta panel mkpuchi 6-inch. Ogo panel nke ọkọlọtọ bụ 4 ụkwụ na 8 ụkwụ. Ogwe ndị a dị mma maka mgbidi na-adịghị emecha, ụlọ elu na okpuru ulo. Ogwe polyurethane na-enwu na okpomọkụ site na 1112 ° F ruo 1292 ° F.

Mkpuchi ụfụfụ na ebe

A na-akpọkwa mkpuchi mkpuchi foamed dị ka ihe mkpuchi ụfụfụ. Ụdị mkpuchi a nwere kemịkal abụọ agwakọtara. Ngwakọta ahụ ga-abawanye ugboro 30-50 ma e jiri ya tụnyere olu mbụ tupu usoro ọgwụgwọ amalite.

A na-ejikarị ihe mkpuchi nke foamed na-emepụta site na cellulose, polyisocyanurate, ma ọ bụ polyurethane. Ị nwere ike ịwụnye ihe mkpuchi ndị a n'elu ụlọ, mgbidi na-emechabeghị, ala na ọtụtụ ndị ọzọ siri ike iru ebe. Na 700˚F, mkpuchi ụfụfụ na-enwu.

Kedu otu esi etinye mkpuchi ọkụ gburugburu wires na eriri?

Ugbu a, ị maara ụdị mkpuchi mkpuchi anọ a na-eji n'ọtụtụ ụlọ ndị America. Mana ị maara ka esi etinye mkpuchi ọkụ a gburugburu wires? ọ bụrụ na ọ bụghị, echegbula. N'akụkụ a, m ga-ekwu maka ya.

Otu esi etinye mkpuchi rụrụ arụ gburugburu wires

N'ime ụzọ nke ikpo ọkụ ọkụ, nke a bụ ụzọ kachasị mfe. Enweghị nkwadebe tupu achọrọ. Fụọ ihe mkpuchi gburugburu wires.

NDỤMỌDỤ: A na-ejikarị mkpuchi nke nnukwu mkpuchi maka elu ụlọ na ala ụlọ elu. Ya mere, ị nwere ike ịhụ wires nke ngwa ngwa.

Otu esi etinye Styrofoam mkpuchi siri ike gburugburu waya

Nke mbụ, tụọ ebe ị na-eme atụmatụ ịwụnye ụfụfụ siri ike.

Mgbe ahụ, bee bọọdụ ụfụfụ ahụ siri ike na nha gị wee tinye ihe nrapado kwesịrị ekwesị na bọọdụ ahụ.

N'ikpeazụ, wụnye ha n'azụ oghere na wiwi eletrik.

Otu esi etinye mkpuchi gburugburu wires

Mgbe ị na-etinye ihe mkpuchi ọkụ, ị ga-eme mgbanwe ụfọdụ. Ihe mkpuchi mkpuchi dị ogologo karịa mkpuchi ụfụfụ siri ike. Ya mere, ha agaghị adaba na wiring.

Usoro 1

Buru ụzọ tinye mkpuchi ma kaa akara ọnọdụ nke wires.

Mgbe ahụ kewaa blanketị ahụ na ọkara ruo mgbe ọ ruru n'ọnọdụ waya akara.

N'ikpeazụ, gbanye waya site na mkpuchi. Ọ bụrụ na ị mere ihe niile nke ọma, mgbe ahụ, otu akụkụ nke mkpuchi ga-adị n'azụ wires, na nke ọzọ n'ihu.

Usoro 2

Dị ka ọ dị na usoro 1, tinye mkpuchi n'etiti studs ma kaa akara ebe waya na oghere dị.

Mgbe ahụ, jiri mma dị nkọ, belata oghere maka waya ma bepụ ebe ọpụpụ na mkpuchi matte.

N'ikpeazụ, wụnye mkpuchi. (1)

NDỤMỌDỤ: Jiri mpempe mkpuchi ụfụfụ siri ike mejupụta oghere dị n'azụ mpụta ahụ. (2)

Iji chịkọta

Ịwụnye mkpuchi ọkụ na wires na sọket bụ usoro nchekwa kpamkpam. Agbanyeghị, wires ga-adị iche na ọkụ eletrik. Ọzọkwa, ihe mkpuchi ọkụ ahọpụtara kwesịrị dabara na okpuru ulo ma ọ bụ mgbidi gị. Ọ bụrụ na ihe niile dị n'usoro, ị nwere ike ịga n'ihu na nrụnye.

Lelee ụfọdụ akụkọ anyị n'okpuru.