Isi nkeIgwe ọkụ Ev PTCdabere na njirimara ihe nke PTC positive temperature coefficient thermistor, yana sistemụ ike voltaji dị elu na sekit njikwa okpomọkụ nke ụgbọ ala eletrik iji nweta okpomọkụ. N'ụzọ bụ isi, a na-agbanwe ike eletrik ozugbo ka ọ bụrụ ike okpomọkụ, wee bufee ya na kabinet ma ọ bụ batrị site na etiti (coolant/ikuku). O nwere njirimara nke na-egbochi onwe ya na nke na-achịkwa onwe ya n'oge usoro ahụ niile, na-enweghị mkpa maka ngwaọrụ njikwa okpomọkụ dị mgbagwoju anya ọzọ, na-eme ka ọ bụrụ ihe ngwọta okpomọkụ dị irè na nchekwa maka ụgbọ ala ike ọhụrụ.
A kewara usoro a n'ime akwa abụọ: ụkpụrụ ihe dị mkpa na usoro ọrụ maka ojiji ụgbọala. Nke ikpeazụ nwere ike ịdị iche ntakịrị dabere na ọnọdụ ngwa (ịkpo ọkụ n'ime ụlọ/ịkpo ọkụ batrị). Isi ihe eji eme ya bụ iji ụgbọala.Igwe ọkụ PTC mmiri oyi(mgbanwe okpomọkụ oyi), ebe obere ihe na-ekpo ọkụ n'ime ụlọ na-eji ihe na-ekpo ọkụ PTC nke ikuku na-ekpo ọkụ (mgbanwe okpomọkụ ikuku kpọmkwem). A kọwara ihe ndị a n'otu n'otu:
1, Isi ihe bụ isi: Ụkpụrụ okpomọkụ nke PTC thermistor na-ekpo ọkụ na nke na-egbochi onwe ya
Isi ihe na-ekpo ọkụ nkeIhe na-ekpo ọkụ PTCbụ mpempe seramiiki PTC (seramiiki dabere na semiconductor barium titanate nke nwere ihe ndị dị ụkọ n'ụwa), nke bụ isi ihe kpatara njirimara ya niile:
Ịkpo ọkụ: PTC seramiiki chips na-etolite ụzọ ndị na-eduzi ihe nwere mkpụrụ ndị na-eduzi ihe dị n'ime na voltaji a tụrụ aro (voltaji dị elu DC maka ojiji ụgbọ ala, dị ka 300V+/400V+), na-emepụta okpomọkụ Joule mgbe ọkụ na-agafe, na-enweta mgbanwe ozugbo nke ike eletriki gaa na ike okpomọkụ yana arụmọrụ ikpo ọkụ dị elu (ihe dị ka 100%, enweghị mfu mgbanwe ike);
Okpomọkụ nke na-egbochi onwe ya (isi njirimara): Mgbe okpomọkụ nke ibe seramiiki PTC eruteghị okpomọkụ Curie (okpomọkụ dị mkpa nke ihe, n'ozuzu ya bụ 120-180 ℃ maka ojiji ụgbọ ala), uru nguzogide ahụ dị obere nke ukwuu, ọkụ na-aga n'ihu na-ekpo ọkụ ike dị elu na-emekwa, na-eme ka okpomọkụ ahụ rịa elu ngwa ngwa;
Ozugbo okpomọkụ gafere okpomọkụ Curie, ụzọ dị n'ime nke na-eduzi ihe ga-emebi ngwa ngwa, nguzogide ahụ ga-amụbakwa nke ukwuu (ruo 10 ³~ 10 ⁶ ugboro nguzogide na okpomọkụ ụlọ). Dịka iwu Ohm si dị (P=U ²/R), n'okpuru voltaji na-agbanwe agbanwe, ike ikpo ọkụ ga-ebelata nke ukwuu, ọnụego ikpo ọkụ ga-adịkwa ala karịa ọnụego mkpofu okpomọkụ. Okpomọkụ ahụ ga-adị jụụ n'ụzọ ebumpụta ụwa nso okpomọkụ Curie ma agaghị anọgide na-ebili, na-ezere ọkụ akọrọ na oke okpomọkụ site na mgbọrọgwụ;
Mgbake onwe onye: Mgbe okpomọkụ dara n'okpuru okpomọkụ Curie n'ihi mfu okpomọkụ (dịka mmiri oyi/ikuku), nguzogide ahụ ga-agbake ngwa ngwa gaa n'ọnọdụ iguzogide obere ihe, maliteghachi ikpo ọkụ ike dị elu, ma nweta nhazi onwe onye nke ike okpomọkụ.
2, Ngwọta Mainstream maka ojiji ụgbọ ala: Usoro ọrụ nke mmiri mmiri oyi PTC (ụwa niile maka ikpo ọkụ ụlọ / batrị)
Ihe karịrị pasentị iri itoolu nke ụgbọala eletrik na-eji ihe na-ekpo ọkụ PTC mmiri mmiri dị elu (usoro dị mkpụmkpụ, mgbanwe okpomọkụ otu, dabara adaba maka sekit ikuku ọkụ nke ụlọ na sekit njikwa okpomọkụ batrị), nke etinyere n'ime sekit mgbasa oyi nke ụgbọala ike ọhụrụ. A na-enweta ikpo ọkụ nke ụlọ na batrị naanị site na ịgbanwee n'etiti sekit dị iche iche nke otu sistemụ kpo oku PTC. Usoro isi bụ otu, kewara ya na usoro anọ:
Mmalite ọkọnọ ike: VCU (Ngalaba Njikwa Ụgbọala) nke ụgbọala na-eziga akara mmalite na ihe na-ekpo ọkụ PTC dabere na akara ihe mmetụta okpomọkụ nke ụlọ ikuku/batrị (ọ bụrụ na batrị ahụ chọrọ ka ọkụ dị n'okpuru 5 ℃), ma n'otu oge ahụ na-ejikọ sekit ọkọnọ ike nke batrị voltaji dị elu nke ụgbọala ahụ. A na-etinye ike DC dị elu na ihe na-ekpo ọkụ PTC;
Mgbanwe ọkụ eletrik gaa na okpomọkụ: PTC seramiiki efere na-emepụta okpomọkụ ngwa ngwa n'okpuru nnukwu voltaji, na-eru okpomọkụ ọrụ n'ime sekọnd ole na ole, a na-ebufekwa okpomọkụ ahụ na ụlọ mkpofu okpomọkụ/tube mgbanwe okpomọkụ nke ihe na-ekpo ọkụ PTC;
Mgbanwe Okpomọkụ nke Coolant: Ọkpọ mmiri eletrọniki nke sistemụ njikwa okpomọkụ nke ụgbọala ahụ na-akpali ihe mkpuchi ahụ ka ọ na-agagharị na ọkpọkọ mgbanwe okpomọkụ nke ihe na-ekpo ọkụ PTC. Mgbe ọ mịkọrọ okpomọkụ sitere na ihe na-ekpo ọkụ PTC, ihe mkpuchi ahụ na-aghọ ihe na-ekpo ọkụ okpomọkụ dị elu (na-abụkarị 40-60 ℃, nke a na-agbanwe dịka ọchịchọ si dị);
Mbufe okpomọkụ
Ịkpọ oku n'ime ụlọ: Ihe na-eme ka ihe na-ekpo ọkụ dị elu na-abanye n'ime ụlọ ikuku ọkụ dị n'ime ụgbọala ahụ, ihe na-afụkwa ikuku oyi nke ụgbọala ahụ na-akpali ikuku oyi site na ụlọ ikuku ọkụ. Ikuku oyi ahụ na-amịkọrọ okpomọkụ nke ihe na-ekpo ọkụ ma na-aghọ ikuku ọkụ, nke a na-eziga n'ime ụgbọala ahụ site na ebe ikuku na-esi abanye iji nweta okpomọkụ n'ime ụlọ ahụ;
Okpomọkụ batrị: Ihe mkpuchi okpomọkụ dị elu na-abanye ozugbo n'ime efere mmiri/okpomọkụ mgbanwe nke ngwugwu batrị ike, ma na-ekpo ọkụ modulu batrị ahụ n'otu aka ahụ site na nnyefe okpomọkụ, na-ebuli okpomọkụ batrị ahụ ruo n'ókè chaja na mwepụta kwesịrị ekwesị (n'ozuzu 10-35 ℃), na-edozi nsogbu nke mmebi nke obere okpomọkụ na oke chaja na mwepụta.
Mgbakwunye: Mgbe ihe mkpuchi ahụ mechara mgbanwe okpomọkụ, okpomọkụ ahụ na-ebelata wee laghachi na ihe na-ekpo ọkụ PTC site na paịpụ ahụ iji nara okpomọkụ ọzọ, na-emepụta okirikiri mechiri emechi ma na-ekpo ọkụ mgbe niile; Mgbe ụlọ/batrị ahụ ruru okpomọkụ achọrọ, VCU na-akwụsị ike ọkụ eletrik dị elu nke PTC ma kwụsị ikpo ọkụ.
3, Ngwakọta dị obere: Usoro ọrụ nke ihe na-ekpo ọkụ PTC nke ikuku na-ekpo ọkụ (eji naanị maka ikpo ọkụ ụlọ)
Ịkpo ọkụ n'ime ụlọ nke ụfọdụ obere ụgbọala eletrik na ụdị ndị dị ala ga-eji ihe na-ekpo ọkụ PTC nke ikuku jụrụ oyi (na-enweghị mgbanwe okpomọkụ oyi, na-ekpo ọkụ ozugbo), yana usoro dị mfe na usoro dị mkpa nke:
Ntinye voltaji dị elu PTC seramiiki ihe na-ekpo ọkụ na-emepụta ike okpomọkụ ozugbo;
Igwe ikuku oyi na-efesa ikuku oyi n'elu ihe na-ekpo ọkụ PTC, ikuku oyi na-agbanwe okpomọkụ ozugbo na efere seramiiki PTC dị elu, na-aghọ ikuku ọkụ;
A na-eziga ikuku ọkụ ozugbo n'ime ụlọ ahụ site na oghere ikuku iji nweta okpomọkụ ngwa ngwa.
Ihe Ọjọọ: Mbufe okpomọkụ na-adịghị mma, nke na-adịkarị mfe ịnweta ikuku ọkụ dị n'ógbè ahụ, ihe na-ekpo ọkụ PTC na-emetụ ikuku ozugbo, nke chọrọ ka uzuzu na mmiri ghara iguzogide ya. Ya mere, a na-eji ya naanị maka obere ụgbọala ndị dị ọnụ ala, a na-ejikwa mmiri oyi eme ihe maka ụgbọala ike ọhụrụ dị n'etiti ruo na elu.
Oge ozi: Jenụwarị-30-2026
