Leakage ugbu a na-ezo aka na ugbu a kpụrụ site na gburugburu Ọkara ma ọ bụ mkpuchi elu n'etiti metal Parts nke na-mkpuchi si ọ bụla ọzọ, ma ọ bụ n'etiti Live Parts na Grounded Parts, mgbe enweghị ntụpọ na ngwa nke voltaji.Na US UL Standard, Leakage ugbu a bụ nke ugbu a enwere ike ime site na akụkụ nke ngwa ụlọ gụnyere Capacitive Coupling ugbu a.Leakage ugbu a nwere akụkụ abụọ, otu bụ omume nke ugbu a I1 site na mgbochi mkpuchi;Nke ọzọ bụ Ntugharị site na ikesa ikesa I2 dị ugbu a, mmeghachi omume nke ikike nke ikpeazụ bụ XC = 1/2pfc dị n'ụzọ kwekọrọ na ike ugboro ugboro, na ike nke ekesa ugbu a na-abawanye na mmụba nke ugboro ugboro, ya mere nkwụsị ahụ dị ugbu a. Na-abawanye site na mmụba nke ugboro ike.Dịka ọmụmaatụ: Iji Thyristor nye ike, ịdị n'otu ya ịdị arọ nke ebili mmiri na-abawanye ntapu ugbu a.
Ọ bụrụ na ihe nlere anya ugbu a na-ahụ maka mmemme na-enyocha ọrụ mkpuchi nke sekit ma ọ bụ sistemu, nke a ugbu a gụnyere ihe niile na-agafe ihe mkpuchi ahụ.
Na mgbakwunye na nke ugbu a na-asọba n'ime ụwa (ma ọ bụ akụkụ ahụ na-eduzi n'èzí sekit), ọ kwesịkwara ịgụnye ugbu a na-asọba n'ime ụwa site na ngwaọrụ capacitive na sekit ma ọ bụ usoro (ikesa ikesa nwere ike na-ewere dị ka Capacitive Devices).Ogologo Wiring ga-abụ nnukwu ikesa ike ma mee ka ntanye dị ugbu a. Nke a kwesịrị ịkpachara anya na sistemụ enweghị ala.
Ụkpụrụ nke ịlele ntapu nke ugbu a bụ otu ihe ahụ dị ka nguzogide mgbochi mgbochi.Ịtụ ngbochi mkpuchi bụ n'ezie ụdị ntapu dị ugbu a, mana a na-egosipụta ya n'ụdị nguzogide.Agbanyeghị, Nleta Nkịtị nke ntapu ugbu a na-emetụta voltaji nkwukọrịta, yabụ a na-atụ leakage ugbu a.
Akụkụ dị ugbu a nwere ịdị arọ capacitive ugbu a.
N'oge Nleba Voltage Iguzogide, Iji Na-edobe Ngwa Nnwale ma lelee Nka na ụzụ Dị ka Iwu, Ọ dịkwa mkpa ịnakwere na ike ọkụ eletrik dị elu nke na-adịghị emebi ihe ndị dị n'okpuru ule (ihe mkpuchi) na-ahapụ ya. Na-aga site na akụrụngwa n'okpuru ule (ihe mkpuchi mkpuchi)* Uru dị ugbu a, nke a na-akpọkarị Leakage ugbu a, mana a na-eji usoro a naanị n'oge ndị a kapịrị ọnụ.Biko mara maka ihe dị iche.
Ihe nleba anya ugbu a na-ahụ maka nhapu nke mmemme bụ n'ezie sekit eletriki ma ọ bụ ngwa na-aga site na akụkụ mkpuchi na-enweghị ntụpọ yana voltaji etinyere.
Ugbu a.Ya mere, ọ bụ otu n'ime ihe ngosi dị mkpa iji tụọ mkpuchi nke ngwa eletriki, na ọ bụ ihe ngosi izizi nke ọrụ nchekwa ngwaahịa.
Debe ntapu nke ugbu a na obere uru, nke na-arụ ọrụ dị mkpa na ọrụ nchekwa nke ngwaahịa na-aga n'ihu.
A na-eji ihe nleba anya nke mmemme ugbu a iji tụọ ntapu nke ugbu a adịghị mkpa na ọrụ sitere na ike ọrụ (ma ọ bụ ike ọkụ ọzọ) nke ngwa eletrik sitere na mkpuchi mkpuchi ma ọ bụ ihe nkesa nkesa, yana ntinye ntinye ya na-eme ka mmetụta nke mmadụ. Ahụ.
Ihe nleba anya nke ugbu a bụ ihe mejupụtara ya bụ ntụgharị nke impedance, ntụgharị oke, ntụgharị AC-DC, Mgbasawanye, akụrụngwa na-egosi, wdg. ụfọdụ nwekwara mmezi nke ugbu a, ụda na okirikiri mkpu ọkụ yana ngwa nhazi oge voltaji, yana akụrụngwa ha na-egosi bụ akụkụ. N'ime Analog na Digital Ụdị Abụọ.
Ihe a na-akpọ emetụ ugbu a, na nkenke, na-ezo aka na ugbu a nke na-aga site na akụkụ metal nke ngwaọrụ ahụ na-emetụ n'ahụ site na ahụ mmadụ ruo akụkụ ala ma ọ bụ akụkụ a na-emetụ aka.Maka nke a, anyị ga-eji ya mgbe ị na-elele Circuit Simulation ahụ mmadụ, Parallel Voltmeter, na Circuit Simulation Ahụ mmadụ nwere okirikiri ịmegharị ahụ mmadụ dị iche iche dịka iwu nchekwa ngwaahịa dị iche iche si dị.
Enwere ụdị ntapu anọ dị ugbu a: Semiconductor Component Leakage Ugbu a, Nkwụsị Na-enye Ike ugbu a, Nkwụpụta Capacitor dị ugbu a yana nzacha nzacha ugbu a.
Aha Chinese: Leakage ugbu a;Aha Mba Ọzọ: Nhapu ugbu a
1 Mwepu nke Ngwa Semiconductor ugbu a
2 Nhapu ike dị ugbu a
3 Capacitor Leakage Ugbu a
4 Filter Leakage Ugbu a
1. Nhapu ihe dị ugbu a nke Semiconductor
Obere obere na-aga ugbu a site na nkwụsị PN mgbe ọ kwụsịrị.Mgbe DS na-edobe na-aga n'ihu Bias na GS na-agbanwe agbanwe, mgbe emepechara Channel Conductive, ugbu a ga-esi na D gaa S. Ma n'eziokwu, n'ihi ịdị adị nke free Electrons, Free Electrons na-ejikọta na SIO2 na N+, na-akpata. DS ga-agbapụta ugbu a.
2. Nhapu ike dị ugbu a
Iji wedata ọgbaghara na ntinye ọkụ na-agbanwe agbanwe, dịka ọkọlọtọ mba si kwuo, a ga-etinyerịrị sekit nzacha EMI.N'ihi njikọ nke sekit EMI, ọ dị ntakịrị ugbu a n'ala mgbe ejikọrọ ọkụ ọkụ na-enye ọkụ, nke bụ nkwụsị nke ugbu a.Ọ bụrụ na emeghị ya n'ala, Shell Kọmputa ga-enwe voltaji nke 110 Volts n'ala, ọ ga-enwekwa nkụda mmụọ mgbe ejiri aka metụ ya, nke ga-emetụtakwa ọrụ Kọmputa.
3. Capacitor Leakage Ugbu a
Ọkara Capacitor enweghị ike ịka mma na anaghị arụ ọrụ.Mgbe etinyere Capacitor na voltaji DC, Capacitor ga-enwe nkwụsị ugbu a.Ọ bụrụ na ntapu ugbu a buru ibu, ọkụ ga-emebi Capacitor.Na mgbakwunye na Electrolytic Capacitors, nkwụsị nke ugbu a nke ndị ọzọ capacitors dị ntakịrị, n'ihi ya, a na-eji ihe mkpuchi mkpuchi mkpuchi na-egosi ọrụ mkpuchi ya;Na Electrolytic Capacitor nwere nnukwu nkwụsị nke ugbu a, ya mere, a na-eji Leakage ugbu a gosi ọrụ mkpuchi ya (nke dabara na ike).
Itinye voltaji na-arụ ọrụ DC agbakwunyere na Capacitor ga-achọpụta na chaja dị ugbu a na-agbanwe nke ukwuu, wee belata ka oge na-aga.Mgbe ọ ruru ụfọdụ uru ikpeazụ, uru ikpeazụ nke ugbu a na-eru ọnọdụ kwụsiri ike ka a na-akpọ Leakage ugbu a.
Nke anọ, nzacha nzacha dị ugbu a
Nkọwa nke ntapu nke ugbu a nke nzacha ike na-enye ike bụ: Nke dị ugbu a site na ikpe nzacha ruo na njedebe aka ike nke ahịrị mbata nkwurịta okwu n'okpuru voltaji nkwukọrịta agbakwunyere.
Ọ bụrụ n'ọdụ ụgbọ mmiri niile nke nzacha a na-ekpochapụ kpamkpam site na ụlọ, uru nke nkwụsị nke ugbu a na-adabere n'ụzọ bụ isi na nkwụsị nke ugbu a Capacitor CY, ya bụ, na-adabere na ike nke CY.
N'ihi na nzacha nzacha dị ugbu a metụtara nchekwa nkeonwe, mba niile dị n'ụwa nwere iwu siri ike na ya: Maka nnyefe ike grid nkwukọrịta 220V/50Hz, nkwụsị nke nzacha mkpọtụ a na-achọkarị ka ọ na-erughị 1mA.
Oge nzipu: Feb-06-2021
