Ịghọta echiche inverter 35 ndị a nwere ike ibuli nka gị ruo ọkwa dị egwu!

Ịghọta echiche inverter 35 ndị a nwere ike ibuli nka gị ruo ọkwa dị egwu! 

Okwu VFD (Variable-frequency Drive) maka onye ntụgharị na-egosipụta ọrụ ya nke ịchịkwa moto AC site n'ịgbanwe ugboro na njupụta nke ike ọkọnọ. Na Eshia, ọkachasị na China na South Korea, ejiri okwu VVVF (Variable Voltage Variable Frequency Inverter) mee ihe n'ihi mmetụta ndị Japan. VVVF na-anọchi anya voltaji na-agbanwe agbanwe na nke na-agbanwe agbanwe, na-ezo aka ngbanwe nke ma voltaji na ugboro ole, ebe CVCF (Voltaji na-adịgide adịgide na Frequency na-adị mgbe niile) na-egosi voltaji na ugboro ole.

A na-ekewa isi iyi ọkụ n'ime AC na DC. Ọtụtụ ike DC na-enweta site na AC site na ngbanwe, ndozi na nzacha. Ike AC bụ ihe dịka 95% nke ike niile, yana ike otu nkeji na nke atọ na-agbaso voltaji na ụkpụrụ ugboro ugboro na mba dị iche iche. Dịka ọmụmaatụ, na China China, otu nkeji AC bụ 220V na AC nke atọ bụ 380V, ha abụọ na 50Hz. Onye ntụgharị ntụgharị na-atụgharị voltaji etinyere na ike AC ugboro ugboro ka ọ bụrụ voltaji agbanwe ma ọ bụ ike AC ugboro ole. Usoro a gụnyere imezi AC na DC wee tụgharịa DC na AC, yana usoro nke ikpeazụ akpọrọ kpọmkwem "ngbanwe." A na-akpọ ngwaọrụ ndị na-agbanwe DC ka ọ bụrụ ugboro ugboro na voltaji AC inverters, ebe ndị na-enye ohere maka ugboro na voltaji na-ezo aka dị ka draịva na-agbanwe agbanwe.

Ndị ntụgharị na-emepụta ebili mmiri sine simulated, nke a na-ejikarị maka njikwa ọsọ nke moto asynchronous nkeji atọ, ma bụrụkwa nke a maara dị ka ndị na-ahụ maka ọsọ ọsọ na-agbanwe agbanwe. Maka ngwa ndị chọrọ ụdị ebili mmiri dị elu, dị ka akụrụngwa nnwale na akụrụngwa, a na-emezigharị waveform ka ọ mepụta ọkọlọtọ sine wave, a na-akpọkwa ngwaọrụ ndị dị otú ahụ ọkụ na-agbanwe agbanwe-frequency. Ọkụ ọkụ na-agbanwe agbanwe na-adịkarị ọnụ karịa ugboro 15 ruo 20 karịa draịva na-agbanwe agbanwe. Akụkụ bụ isi maka ịmepụta voltaji na-agbanwe agbanwe ma ọ bụ ugboro ugboro na akụrụngwa inverter bụ "inverter," ya mere a na-akpọ ngwaahịa ahụ "inverter." A na-ejikwa ihe ntụgharị n'ime ngwa ụlọ, dị ka ikuku ikuku na ọkụ fluorescent. N'ime ngwa njikwa moto, ndị inverters nwere ike ịhazigharị ma voltaji na ugboro ole, ebe ndị a na-eji ọkụ fluorescent na-achịkwa oge ọkọnọ ike. A na-erekwa ngwaọrụ ndị dị n'ime ụgbọ ala ndị na-agbanwe ike batrị (DC) na AC n'okpuru aha "inverter." A na-etinye ụkpụrụ ọrụ nke inverters n'ọtụtụ ebe n'akụkụ dị iche iche, dị ka ihe na-enye ike kọmputa, ebe ndị inverters na-egbochi voltaji ntụgharị, mgbanwe ugboro, na nkwụsị ọkụ ozugbo.

Kedu ihe bụ inverter?

Ihe inverter bụ ngwaọrụ na-atụgharị ike ugboro ugboro ka ọ bụrụ ugboro ọzọ site na iji ihe ngbanwe nke ngwaọrụ semiconductor ike. Ọ nwere sekit isi abụọ: isi sekit (modul rectifier, electrolytic capacitor, na inverter modul) na sekit njikwa (mgbanwe ọkụ ọkọnọ na bọọdụ njikwa njikwa). A na-etinye CPU na bọọdụ sekit njikwa, yana ngwanrọ ọrụ inverter emebere n'ime CPU. A na-edozi sọftụwia maka otu ụdị inverter, ma ewezuga Sanjing inverter, onye enwere ike ịhazigharị ngwanro ya dabere na ihe achọrọ.

Kedu ihe dị iche n'etiti PWM na PAM?

PWM (Pulse Width Modulation) na-edozi obosara nke mkpụrụ akụ n'ime ụgbọ oloko pulse dị ka usoro akọwapụtara iji hazie mmepụta na ụdị ifegharị. PAM (Pulse Amplitude Modulation) na-edozi njupụta nke pulses n'ụgbọ okporo ígwè pulse iji mezie mmepụta na ụdị ifegharị.

Kedu ihe dị iche n'etiti ụdị voltaji na ụdị inverters ugbu a?

Enwere ike kewaa sekit isi nke inverter ka ọ bụrụ ụdị abụọ: ụdị voltaji na-atụgharị isi iyi voltaji ka ọ bụrụ AC site na iji capacitors maka nzacha sekit DC, ebe ụdị inverters na-atụgharị isi iyi dị ugbu a na AC site na iji inductors maka nzacha sekit DC.

Gịnị kpatara voltaji na ugboro nke inverter ji agbanwe nha nha?

A na-emepụta ike nke moto induction site na mmekọrịta dị n'etiti flux magnetik na rotor current. N'oge ọnụọgụgụ, ọ bụrụ na voltaji na-adịgide ma na-ebelata ugboro ole, flux magnetik nwere ike ibu oke, na-eduga na saturation magnetik na mmebi moto nwere ike ime. Ya mere, voltaji na ugboro ga-agbanwe nha nha. A na-ejikarị usoro nchịkwa a na-eme ihe na-echekwa ike maka ndị fan na nfuli.

Mgbe ike ugboro ugboro na voltaji na-adaba moto induction, na-abawanye ugbu a. Maka moto na-ebugharị inverter, ọ bụrụ na voltaji na-ebelata mgbe ugboro ole na-ebelata, ugbu a ọ na-abawanye?

Mgbe ugboro ole na-ebelata (obere ọsọ), na-abawanye ugbu a iji nọgide na-enwe otu mmepụta ike. Otú ọ dị, n'okpuru ọnọdụ torque mgbe nile, ugbu a na-anọgide dịtụ kwụsiri ike.

Gịnị bụ mmalite ugbu a na torque mgbe ị na-arụ ọrụ moto na ihe inverter?

Site na inverter, ka moto na-agba ọsọ, a na-abawanye ugboro na voltaji n'otu aka ahụ, na-amachi mmalite nke ugbu a n'okpuru 150% nke ugbu a (125% ruo 200% dabere na ihe nlereanya). Direct online na-amalite site na ike ugboro ugboro na-ebute mmalite iyi mmiri ugboro isii ruo ugboro asaa karịa ugbu a, na-akpata nrụgide n'ibu na eletriki. Moto na-ebugharị inverter na-amalite nke ọma (ya na oge mmalite gbatịrị agbatị), na-amalite ugbu a na 1.2 ruo 1.5 ugboro ugbu a na mmalite torque na 70% ruo 120% nke torque akara. Maka ndị inverters nwere nkwalite torque akpaka, mmalite torque karịrị 100%, na-eme ka ibu zuru ezu malite.

Kedu ihe bụ V/f mode?

Mgbe ugboro ole na-ebelata, voltaji V na-ebelata nha nha. A na-ekpebi njikọ dị n'etiti V na f dabere na njirimara moto ma na-echekwa ya na ebe nchekwa onye njikwa (ROM). Enwere ike ịhọrọ ọtụtụ njirimara site na switches ma ọ bụ potentiometers.

Kedu ka ike moto si agbanwe mgbe a na-ahazi V na f nke ọma?

Ọ bụrụ na a na-ebelata voltaji n'otu n'otu na ugboro ole, ọchịchọ nke torque ibelata na obere ọsọ na-ebilite n'ihi mbelata AC impedance na nguzogide DC na-agbanweghị. Iji kwụọ ụgwọ ma nweta oke mmalite mmalite zuru oke na obere ugboro, voltaji mmepụta ga-abawanye ntakịrị. Enwere ike nweta nkwụghachi ụgwọ a, nke a maara dị ka nkwalite torque, site na ụzọ dị iche iche, gụnyere mgbanwe akpaaka, nhọrọ nke ọnọdụ V/f, ma ọ bụ ntọala potentiometer.

Ọ bụrụ na akwụkwọ ntuziaka na-akọwapụta ọsọ ọsọ nke 60 ~ 6Hz (10: 1), nke a ọ pụtara enweghị mmepụta ike n'okpuru 6Hz?

Enwere ike ịpụta ike n'okpuru 6Hz. Agbanyeghị, n'ịtụle ịrị elu okpomọkụ moto na mmalite torque, a na-edobe oge kacha nta na-arụ ọrụ gburugburu 6Hz iji zere ikpo oke ọkụ ka ị na-edobe mmepụta torque. Oge mmepụta n'ezie (ugboro mmalite) nke inverter na-adịgasị iche site na ụdị, na-adịkarị site na 0.5Hz ruo 3Hz.

Ọ ga-ekwe omume iji nchikota moto ọkọlọtọ dị elu karịa 60Hz iji nọgide na-enwe torque mgbe niile?

N'ozuzu, ọ gaghị ekwe omume. N'elu 60Hz (ma ọ bụ 50Hz na ụfọdụ ụdịdị), voltaji na-anọgide na-adịgide adịgide, na-ebute àgwà ike mgbe niile. Mgbe achọrọ torque mgbe niile na oke ọsọ dị elu, ịkpachara anya nhọrọ nke moto na ike inverter dị mkpa.

Kedu ihe bụ njikwa oghere-emeghe?

Mgbe etinyere onye na-achọpụta ọsọ (PG) na moto ma na-enyeghachi ọsọ ọsọ na ngwaọrụ njikwa maka iwu, a na-akpọ ya njikwa "emechi-emechi". Ọrụ na-enweghị nzaghachi PG ka a na-akpọ njikwa "open-loop". Ndị na-atụgharị ebumnuche izugbe na-ejikarị njikwa oghere, ọ bụ ezie na ụfọdụ ụdị na-enye nzaghachi PG dị ka nhọrọ. Njikwa mgbanaka mechiri emechi na-enweghị ihe mmetụta ọsọ ọsọ na-eme atụmatụ ọsọ moto n'ezie dabere na ụdị mgbakọ na mwepụ nke flux, na-eme usoro njikwa mechiri emechi nke ọma yana ihe mmetụta ọsọ mebere.

Kedu ihe na-eme ma ọ bụrụ na enwere ọdịiche dị n'etiti ezigbo ọsọ ọsọ na ịtọọ ọsọ?

Na njikwa oghere mepere emepe, ọbụlagodi ma ọ bụrụ na inverter na-ewepụta ugboro ole edobere, ọsọ moto nwere ike ịdịgasị iche n'ime oke mwepu ewepụtara (1% ruo 5%) n'okpuru ibu. Maka ngwa chọrọ izi ezi nrụzi ọsọ dị elu yana arụ ọrụ ọsọ-ọsọ nso n'agbanyeghị mgbanwe ibu, enwere ike iji ndị ntụgharị nwere nzaghachi PG (dị dị ka nhọrọ) rụọ ọrụ.

Enwere ike imeziwanye eziokwu ọsọ site na iji moto nwere nzaghachi PG?

Ndị ntụgharị nwere nzaghachi PG na-enye ezigbo ọsọ ọsọ. Agbanyeghị, izi ezi ọsọ na-adabere na PG ziri ezi yana mkpebi nrụpụta ugboro ugboro nke inverter.

Kedu ihe bụ ọrụ mgbochi ụlọ ahịa?

Ọ bụrụ na oge osooso nke edobere dị oke mkpụmkpụ, oge mmepụta inverter nwere ike ịgbanwe ngwa ngwa karịa ọsọ moto (ugboro eletrik), na-eme ka mbelata ma na-akụda inverter, nke na-akwụsị ọrụ. A na-akpọ nke a dị ka nkwụsị. Iji gbochie nkwụsị na ịnọgide na-arụ ọrụ moto, onye ntụgharị ahụ na-enyocha ugbu a ma na-edozi ugboro ole. N'oge acceleration, ọ bụrụ na nke ugbu a na-abawanye, a na-ebelata ọnụego osooso. Otu ihe ahụ na-emetụta mbelata. Ọnụ, usoro ndị a mejupụtara ọrụ mgbochi ụlọ ahịa.

Gịnị bụ mkpa nke inverters na-enye ohere iche iche ntọala maka osooso na oge mwuda megidendị na-eji ntọala nkịtị?

Mgbanwe ntụgharị na-enye ohere nhazi oge dị iche iche na mbelata dabara adaba maka ngwa chọrọ ngwangwa dị nkenke na mbelata nke nta nke nta, ma ọ bụ maka obere ngwa igwe nwere ihe nrụpụta siri ike chọrọ. N'ụzọ dị iche, maka ngwa dị ka draịva fan ebe osooso na oge mwepu na-adị ogologo ma ogologo oge, ọnọdụ a na-ahụkarị maka oge osooso na oge mbelata kwesịrị ekwesị.

Kedu ihe bụ breeki na-emegharị ahụ?

Mgbe iwu na-ebelata ugboro ole moto na-arụ ọrụ, moto na-atụgharị gaa na asynchronous generator mode na-arụ ọrụ dị ka breeki. A maara usoro a dị ka braking regenerative (eletrik).

Enwere ike nweta ike breeki ka ukwuu?

A na-echekwa ike emegharịrị site na moto na capacitor nzacha inverter. N'ihi ikike nke capacitor na oke ogo voltaji, ike nrụgharị n'ime ihe ntụgharị ebumnuche izugbe bụ ihe dịka 10% ruo 20% nke torque akwadoro. Site na nkeji braking nhọrọ, nke a nwere ike ịbawanye ruo 50% ruo 100%.

Gịnị bụ ọrụ nchebe nke ihe inverter?

Enwere ike ịhazi ọrụ nchekwa dịka ndị a:

(1) Na-agbazi ọnọdụ adịghị mma na-akpaghị aka, dị ka mgbochi nnukwu ụlọ ahịa na-emegharị ihe na mgbochi mgbochi oke ọkụ.

(2) Igbochi akara njikwa PWM na-enye ike semiconductor mgbe achọpụtara adịghị mma, na-eme ka moto kwụsị na-akpaghị aka. Ọmụmatụ na-agụnye mmechi karịrị akarị, mmechi oke voltaji na-emeghari, ihe nchekwa igwe ọkụ na-ekpo ọkụ nke semiconductor, na nchebe ọdịda ike ozugbo.

Kedu ihe kpatara ọrụ nchebe nke inverter ji arụ ọrụ mgbe ị na-eji njigide maka ibu na-aga n'ihu?

Mgbe njigide na-ejikọta ibu ahụ, moto ahụ na-agbanwe ngwa ngwa site na enweghị ibu gaa na mpaghara nke akwa akwa. Ihe dị elu dị ugbu a na-akpata na-eme ka onye na-atụgharị ihe na-eme njem n'ihi na ọ na-emebiga ihe ókè, kwụsị ọrụ.

Kedu ihe kpatara onye ntụgharị ahụ ji akwụsị n'oge ọrụ mgbe nnukwu moto na-amalite n'otu ụlọ ọrụ?

N'oge mmalite moto, inrush ugbu a kwekọrọ na ikike moto, na-eme ka voltaji daa n'akụkụ stator nke transformer. Maka nnukwu moto, ọdịda voltaji a nwere ike imetụta akụrụngwa ndị ọzọ ejikọrọ na otu ihe ntụgharị. Onye ntụgharị ahụ nwere ike ịkọwa nke a dị ka mbelata ma ọ bụ mfu ọkụ ozugbo, na-ebute ọrụ nchebe ya (IPE) ma mee ka ọ kwụsị.

Kedu ihe bụ mkpebi inverter na gịnị kpatara o ji dị mkpa?

Maka ndị inverters na-achịkwa nke dijitalụ, ọbụlagodi ma ọ bụrụ na iwu ugboro bụ akara analọgụ, a na-enye oge mmepụta na usoro pụrụ iche. Nke kacha nta n'ime usoro ndị a ka a na-akpọ mkpebi inverter. Dịka, mkpebi inverter sitere na 0.015Hz ruo 0.5Hz. Dịka ọmụmaatụ, na mkpebi 0.5Hz, enwere ike ịhazigharị ugboro karịa 23Hz ka ọ bụrụ 23.5Hz ma ọ bụ 24.0Hz, na-ebute ọrụ moto steepụ. Nke a nwere ike bụrụ nsogbu maka ngwa dị ka njikwa ikuku na-aga n'ihu. N'ọnọdụ ndị dị otú ahụ, mkpebi nke gburugburu 0.015Hz na-eme ka o doo anya na maka moto-pole anọ, nzọụkwụ ọ bụla dabara na ihe na-erughị 1r / min, na-enye mgbanwe zuru oke. Ụfọdụ ụdị inverter na-amata ọdịiche dị n'etiti mkpebi iwu na mkpebi mmepụta.

Enwere mgbochi ọ bụla na ntụzịaka nrụnye nke inverter?

Nhazi inverter na-atụle ịdị mma jụrụ oyi maka ihe dị n'ime na azụ azụ. Ntuzi aka nke unit ahụ dị oke mkpa maka ikuku. Maka ụdị inverters nke etinyere panel ma ọ bụ mgbidi, a na-atụ aro ntinye kwụ ọtọ na ọnọdụ ogologo.

Ọ ga-ekwe omume ijikọ moto ozugbo na ihe ntụgharị ugboro ugboro na-ejighi ihe mmalite dị nro?

N'ogo dị ala, nke a ga-ekwe omume. Otú ọ dị, ọ bụrụ na ugboro atọrọ dị elu, ọnọdụ yiri online kpọmkwem malite na ike ugboro ugboro. Nke a nwere ike ịkpata oke mmalite mmalite (okpukpu isii ruo asaa nke a na-egosi ugbu a), ebe ọ bụ na inverter ga-aga iji chebe onwe ya pụọ ​​​​na oke mmiri, moto ahụ agaghị amalite.

Kedu ihe ị ga-akpachara anya mgbe ị na-arụ moto karịa 60Hz?

Mgbe ị na-arụ ọrụ n'elu 60Hz, tụlee ihe ndị a:

(1) Gbaa mbọ hụ na akụrụngwa na ihe ndị metụtara ya nwere ike iguzogide ọrụ na ọsọ ọsọ (ike igwe, mkpọtụ, mkpọtụ, wdg).

(2) The moto na-abanye na mgbe niile ike mmepụta nso, na ya mmepụta torque ga-akwado ọrụ (maka Fans na nfuli, aro mmepụta ike na-abawanye na cube nke ọsọ, otú ọbụna obere ọsọ na-abawanye chọrọ nlebara anya).

(3) A pụrụ imetụta ndụ ịmụ nwa, e kwesịkwara ịtụle nke ọma.

(4) N'ihi na ọkara na nnukwu ikike Motors, karịsịa abụọ-pole Motors, kpọtụrụ na emeputa tupu ịrụ ọrụ n'elu 60Hz.

Ndị inverters nwere ike ịnya moto gia?

Dabere na nhazi nke onye nbelata na usoro mmanu mmanu, a na-etinye ọtụtụ echiche. A, gia Ọdịdị nwere ike na-anabata kacha nke 70 ~ 80Hz. Site na mmanu mmanu mmanu, ime obere ososo na-aga n'ihu nwere ike imebi ngwa.

Ndị inverters nwere ike ịnya moto otu nkeji? Ha nwere ike ịrụ ọrụ na ike otu oge?

N'ozuzu, ọ gaghị ekwe omume. Maka moto otu nkeji nwere ndị na-ahụ maka ọsọ ọsọ ma ọ bụ usoro mmalite mgba ọkụ, ibelata ọsọ n'okpuru ebe a na-arụ ọrụ nwere ike ịfefe ikuku inyeaka. Maka ụdị mmalite mmalite ma ọ bụ capacitor na-agba ọsọ, mgbawa capacitor nwere ike ime. Ndị inverters na-achọkarị ọkụ ọkụ nke agba atọ, ọ bụ ezie na ụfọdụ ụdị ikike dị ntakịrị nwere ike ịrụ ọrụ na ike otu nkeji.

Ego ole ka onye inverter na-eri onwe ya?

Oriri ike dabere n'ụdị inverter, ọnọdụ ọrụ na ugboro ojiji. O siri ike ịkọwapụta ụkpụrụ. Agbanyeghị, arụmọrụ inverter dị n'okpuru 60Hz bụ ihe dịka 94% ruo 96%, nke enwere ike iji tụọ mfu. Maka ndị ntụgharị nwere breeki nrụpụta arụrụ arụ (dịka, usoro FR-K), ịtụle mfu breeki na-abawanye oriri ike, ihe ga-arịba ama na nhazi panel njikwa.

Kedu ihe kpatara na enweghị ike ịrụ ọrụ na-aga n'ihu n'ofe 6 ~ 60Hz dum?

Ọtụtụ moto na-eji ndị na-efe efe mpụga na ogwe aka ma ọ bụ agụba na mgbanaka njedebe rotor maka jụrụ oyi. Mbelata ọsọ na-ebelata ịdị irè jụrụ oyi, na-egbochi moto ịtachi obi n'otu ọgbọ okpomọkụ dị ka ọ na-agba ọsọ. Iji dozie nke a, belata torque ibu ọsịsọ dị ala, jiri nnukwu inverter na ngwakọta moto, ma ọ bụ were moto pụrụ iche.

Kedu ihe ị ga-akpachapụ anya mgbe ị na-eji moto nwere breeki?

Ekwesịrị ịgbanye sekit mkpagharị breeki site n'akụkụ ntinye inverter. Ọ bụrụ na breeki na-arụ ọrụ mgbe inverter na-emepụta ike, oke n'ike nwere ike ime ka ọ kwụsị. Ya mere, hụ na breeki na-arụ ọrụ naanị mgbe inverter kwụsịrị mmepụta ike.

Kedu ihe kpatara moto agaghị ebido mgbe ị na-eji ihe inverter na-anya moto nwere ihe nkwalite ike ike?

Inverter ugbu a na-asọba n'ime ihe ndozi ike. Nchaji ugbu a nwere ike ịkpalite overcurrent (OCT) na inverter, na-egbochi mmalite. Iji dozie nke a, wepụ capacitors ma rụọ ọrụ moto. Iji kwalite ihe ike, ịwụnye reactor AC n'akụkụ ntinye inverter dị irè.

Kedu ogologo ndụ nke inverter?

Ọ bụ ezie na ndị inverters bụ ngwaọrụ kwụ ọtọ, ha nwere ihe ndị a na-eri eri dị ka ihe nzacha nzacha na ndị na-ekpo ọkụ. Na-arụzi akụkụ ndị a mgbe nile, onye inverter nwere ike ịdịru ihe karịrị afọ iri.

Kedu ka onye ofufe jụrụ oyi si gbakwasara n'ime inverter, gịnị ga-eme ma ọ daa?

Ụfọdụ obere ikike inverters enweghị ndị na-eju oyi. Maka ụdị nwere fan, ikuku na-esikarị na ala ruo n'elu. Mgbe ị na-etinye ihe inverter, zere itinye akụrụngwa na-egbochi nnabata ikuku na ikpochapụ n'elu na n'okpuru unit. Edokwala ihe ndị nwere mmetụta okpomọkụ n'elu igwe inverter. A na-echebe ọdịda fan site na ịchọpụta nkwụsị fan ma ọ bụ ikpo ọkụ nke ihe na-eme ka ọ dị jụụ.

Kedu ka esi esi kpebie ndụ nke capacitors filter?

Filter capacitors, eji dị ka capacitors, ji nwayọọ nwayọọ na-efunahụ ikike electrostatic ha ka oge na-aga. Na-atụle ike electrostatic mgbe niile, ma tụlee ogologo ndụ capacitor agwụla mgbe ọ ruru 85% nke ikike akwadoro.

Enwere mgbochi ọ bụla na ntụzịaka nrụnye nke inverter?

A na-edobe ndị inverters n'ime panel. Otú ọ dị, ogwe ndị mechiri emechi zuru ezu na-ebu ibu, na-eri ohere, na ọnụ ahịa. Usoro mbelata gụnyere:

(1) Ịmepụta ogwe maka oyi dị mkpa nke akụrụngwa n'ezie.

(2) Ịbawanye ebe jụrụ oyi site na iji aluminom okpomọkụ sinks, ntù, na ndị na-eme ka obi dị jụụ.

(3) Iji ọkụ ọkpọkọ.

Na mgbakwunye, e mepụtala ụdị inverter nwere akụkụ azụ ekpughere.

Kedu otu esi ahọrọ ikike inverter iji bulie ọsọ eriri ebu ruo 80Hz?

Oriri ike nke eriri ebufe dabara na ọsọ. Iji rụọ ọrụ na 80Hz, ma inverter na ike moto kwesịrị ịba ụba nke ọma na 80Hz/50Hz, ya bụ, mmụba ikike 60%.

Akpachara anya n'oge nlekọta na nyocha:

(1) Mgbe ịgbanyụchara ike ntinye, chere ma ọ dịkarịa ala nkeji 5 tupu ịmalite nyocha (hụ na ihe ngosi ọkụ ọkụ LED emenyụla) iji zere ujo eletrik.

(2) Nlekọta, nleba anya na ngbanwe akụrụngwa ga-abụrịrị ndị ọrụ tozuru etozu. Wepu ihe ọla niile (elekere, ọla aka, wdg) tupu ịmalite ọrụ ma jiri ngwaọrụ mkpuchi.

(3) Emezigharịla ihe ntụgharị aka ike ka ọ gbochie ujo eletrik na mmebi ngwaahịa.

(4) Tupu ị rụọ ọrụ inverter, kwado voltaji ntinye. Ijikọ ọkụ eletrik 380V na 220V-class inverter nwere ike imebi (capacitor, varistor, modul mgbawa, wdg).

Ndị ntụgharị, nke ihe mejupụtara ihe mejupụtara ya bụ nke semiconductor, chọrọ nyocha kwa ụbọchị iji kpachara anya megide ọnọdụ arụrụ arụ, dị ka ọnọdụ okpomọkụ, iru mmiri, uzuzu na ịma jijiji, yana igbochi mmejọ na-esite na mmachi oge ndụ akụrụngwa.

Ihe nyocha:

(1) Nyocha kwa ụbọchị: Chọpụta na onye ntụgharị na-arụ ọrụ dịka achọrọ. Jiri voltmeter lelee ntinye na mmepụta voltaji mgbe inverter na-agba ọsọ.

(2) Nyocha oge: Nyochaa mpaghara niile enwere ike ịnweta naanị mgbe emechiri ihe inverter.

(3) Mgbanwe akụrụngwa: Ogologo ndụ akụrụngwa na-enwe mmetụta dị ukwuu site na ọnọdụ ntinye.