Olee otú debug akara panel nke ọkụ ugboro ugboro n’etiti? Usoro nbizi zuru ezu

Ogwe njikwa nke ọkụ ọkụ nke etiti bụ ihe dị oke mkpa mgbe ọkụ ọkụ na-arụ ọrụ. Site na nhọrọ gaa na ịgbado ọkụ sekit, iji debugging na nyocha ịka nká, ọ bụ njikọ dị oke mkpa. N’ime ha, ọtụtụ ndị ọrụ ga-eleghara ọrụ nbipu nke ụlọ ọrụ nchịkwa anya, ma ha amaghị ka e si ewepụ ihe nchịkwa nchịkwa nke ọkụ ọkụ etiti oge. Taa, m chịkọtara ọdịnaya dị mkpa nke njikwa njikwa njikwa iji kọwaara gị, ka anyị lelee ya ọnụ.

1. Nzọụkwụ nbibi nke akụkụ mmezi nke njikwa njikwa nke ọkụ ọkụ etiti etiti

1. Maka nchekwa nke debugging, a ga-enwe nkwarụ inverter àkwà mmiri tupu ịmegharị ya.

2. Enwere ike ịnye ọkụ ọkụ nke atọ, n’agbanyeghị usoro nke usoro, wee lelee ma enwere akụkọ mkpu ọdịda oge. Ọ bụrụ otu a, lelee ma fiusi ngwa ngwa na-abata mebiri.

3. Tụgharịa potentiometer “nyere” na panel na nnukwu elekere, DC voltaji waveform kwesịrị fọrọ nke nta ka a tọhapụrụ ya, na isi 6 niile na-efegharị na-abanye. ihe ngosi n’oge a gburugburu 380V. Mgbe ahụ, tụgharịa potentiometer “nyere” na panel counterclockwise obere, DC voltaji waveform na-fọrọ nke nta ka emechie kpamkpam, na akụkụ A bụ ihe dị ka 530 degrees n’oge a. Ụdị ebili mmiri DC nke mmepụta kwesịrị ịdị na-aga n’ihu na nke dị nro n’oge usoro mgbanwe niile.

4. Na ike ọdịda ala, jikọọ inverter àkwà mmiri na-eme ka inverter ịkpalite pulse ntinye, na-ewepụ resistive ibu na rectifier akwa n’ọdụ ụgbọ mmiri. Tụgharịa “W1VF” trimming potentiometer na sekit osisi na elekere elekere ruo ọgwụgwụ, (mgbe inverter overvoltage eme n’oge debugging usoro, ọ nwere ike inye overvoltage nchebe). A na-edozi mgba ọkụ na isi njikwa njikwa na ọnọdụ ON, na potentiometer “nyere” na panel na-atụgharị na elekere elekere.

5. Mgbe ị na-agbanye ọkụ maka sekọnd ole na ole, gbanye potentiometer “nyere” na panel na elekere elekere iji nwayọọ nwayọọ na-abawanye. N’oge a, inverter akwa ga-apụta na abụọ na-arụ ọrụ na-ekwu, otu bụ inverter àkwà mmiri oscillating, nke ọzọ bụ Ọ bụ inverter àkwà mmiri site. Ihe dị mkpa n’oge a bụ inverter àkwà mmiri kpọmkwem njikọ. Ọ bụrụ na inverter àkwà mmiri bụ na oscillating steeti, na-adọ nke intermediate ugboro voltaji transformer nwere ike gbanwee na steeti ike ọdịda, ya bụ, mmepụta akara nke etiti ugboro voltaji transformer 20V winding nwere ike gbanwee. Ọ ga-amalite ịma jijiji. N’ime ọrụ nke nwayọọ nwayọọ na-atụgharị potentiometer “nyere” na nnukwu panel, ṅaa ntị nke ọma na nzaghachi nke ammeter. Ọ bụrụ na ihe ngosi nke ammeter na-abawanye ngwa ngwa, ị ga-atụgharị ngwa ngwa potentiometer “nyere” n’akụkụ elekere. ,

6. N’oge a, ọ na-egosi na enwere nsogbu na sekit nlele nke ugbu a, na usoro ahụ dị na ọnọdụ oghere oghere dị ugbu a. Lelee ma ejikọrọ ihe ngbanwe dị ugbu a. Arụ ọrụ nkịtị bụ na dị ka potentiometer “nyere” ji nwayọọ nwayọọ na-abawanye, ihe ngosi nke ammeter na-abawanye. Mgbe potentiometer “nyere” kwụsịrị ịgbagharị, ihe ngosi nke ammeter nwere ike kwụsị n’otu n’otu.

7. Mgbe enwere ihe omuma, gbanwee potentiometer “nyere” na panel n’akụkụ elekere iji mee ka ihe ngosi nke ammeter dị nso na 50% nke ọnụ ahịa ego. Voltmeter gluu na-atụ voltaji n’etiti ọdụ atọ. Voltaji atọ ahụ kwesịrị ịdị ihe dịka otu. Ọ bụrụ na ọdịiche ahụ buru ibu, ọ pụtara na ọnụ ahịa nwere otu aha nke ihe ngbanwe dị ugbu a na-ejikọta ya na-ezighị ezi. A ghaghị imezi ya, ma ọ bụghị ya, ọ ga-emetụta ọrụ nkịtị nke onye na-achịkwa ugbu a. .

8. Gaa n’ihu na-atụgharị potentiometer “nyere” na panel elekere elekere ruo na njedebe, ihe ngosi nke ammeter kwesịrị ịdị nso na ọnụ ahịa a kwadoro, ma gbanwee ugbu a na isi nchịkwa nchịkwa counterclockwise iji zụọ trimming potentiometer iji mee DC. ammeter na-egosi ọkwa mmepụta ugbu a. E dechara ntọala nke ugbu a nwere ọkwa. N’ụzọ dị otú a, debugging nke rectifier akwa na-isi mezuru, na debugging nke inverter àkwà mmiri nwere ike rụrụ.

9. Mgbe ike ọkụ nke saịtị nbibi enweghị ike ịnye ọkwa ugbu a nke ngwaọrụ ahụ, enwere ike ịme ntọala nke ugbu a mgbe saịtị ahụ na-arụ ọrụ zuru oke. Agbanyeghị, ị ga-ebu ụzọ chọpụta ma loop nlele ugbu a ọ na-arụ ọrụ nke ọma n’okpuru ọnọdụ obere ihe ugbu a.

Nke abụọ, nzọụkwụ debugging nke akụkụ inverter nke njikwa njikwa nke etiti etiti ọkụ ọkụ

1, okpokoro ugboro nhazi

DIP -2 nke mgba ọkụ na isi njikwa akara ka edobere na ọnọdụ ON, DIP -3 ka edobere n’ọnọdụ Gbanyụọ, a na-atụgharịkwa potentiometer “nyere” na panel na elekere elekere. Jikọọ oscilloscope na tube ikpe nke Q5 ma ọ bụ Q6, tụọ ọzọ excitation ugboro nke inverter trigger pulse (nke ọzọ excitation ugboro nwere ike gbanwee site FMAX na DIP-1), gbanwee: W6 FHZ “mma-tue na potentiometer ime ọgụgụ nke mita ugboro Ọ dabara na nke oscilloscope tụrụ. Ọ bụrụ na ọkọnọ ike nke etiti na-eji mita ugboro ugboro pụrụ iche, enwere ike ịhapụ nzọụkwụ nke nbipu a.

2, mmalite inverter

(1) Mbụ, lelee ma ejikọta ọnụ ụzọ ámá nke inverter thyristor n’ụzọ ziri ezi, na ma nchapụta nke LED na ikpeazụ ogbo nke inverter bụ nkịtị. Ọ bụrụ na ọ bụghị na-egbuke egbuke, ọ pụtara na E na C ọnụ nke ogbo inverter na-atụgharị; mgbe ahụ, isi akara osisi Kwupu na mpụga njikọ nke elu UA, na-ahụ ma ọ bụrụ na LED inverter ogbo na-emenyụ bụ na diagonal ọnọdụ nke inverter akwa.

(2) Tụgharịa DIP-2 nke DIP mgba ọkụ na isi njikwa osisi gaa na ON ọnọdụ na DIP-3 na gbanyụọ ọnọdụ, gbanye “nyere” potentiometer na panel na njedebe, na mezie “W5” na. ogwe njikwa. FMAX “Ezi-n’iji ya gee ntị potentiometer na DIP-1, na-eme ka excitation ugboro elu karịa 1.4 ugboro tank sekit resonance ugboro, “W3MAX” na “W4MIN” ezi-n’iji ya gee ntị potentimeters na-atụgharị n’etiti ọnọdụ. Tụgharịa potentiometer nke “nyere” na panel n’akụkụ elekere ka ọ bụrụ nnukwu ego, mgbe ahụ oge mkpali ya na-amalite ịsachapụ site na elu ruo na ala. Akwa inverter na-abanye na steeti ọrụ wee malite ịma jijiji.

(3) Ọ bụrụ na ọ naghị ama jijiji, a ga-egosi ya ka ọ na-akpali mgbaàmà na-eme ugboro ugboro na-aza ajụjụ, nke nwere ike ịhazigharị usoro nke ihe ntụgharị voltaji nke etiti, ya bụ, tụgharịa ahịrị mmepụta nke ikuku 20V nke ikuku. etiti ugboro voltaji transformer. Ọ bụrụ n’ahịrị mmepụta nke 20V winding nke cha cha cha cha cha cha cha cha cha chagharịa, ọ ka na-amalite. N’oge a, ị kwesịrị ị na-akwado ma resonance ugboro nke tank sekit ziri ezi. Ị nwere ike iji mita capacitance / inductance tụọ ike nke ike ọkụ ọkụ na inductance nke inductor. Gbakọọ ugboro resonant nke sekit tank. Mgbe resonant ugboro nke tank sekit dị na nso nke 0.6 ka 0.9 nke excitation ugboro, ọ kwesịrị ịdị mfe ịmalite. Nzọụkwụ ọzọ bụ ịlele ma inverter thyristor mebiri emebi.

3, tọọ akụkụ ihu nke ụzọ azụ azụ

(1) Mgbe inverter amalite ịma jijiji, ị nwere ike ịrụ ọrụ nke ịtọ n’ihu akụkụ nke inverter. Tụgharịa DIP mgbanwe DIP-2 na ON ọnọdụ na DIP-3 na Gbanyụọ ọnọdụ. The pulser na-ekiri ebili mmiri nke 100V winding nke voltaji transformer na-edozi The “W4MIN” ezi-n’iji ya gee ntị potentiometer na isi akara na-eme ka inverse ntụgharị oge na-eduga n’akuku ụzọ gburugburu 25 °. N’oge a, oke nke etiti oge mmepụta voltaji na voltaji DC dị gburugburu 1.3.

(2) Tụgharịa DIP-3 mgba ọkụ na ON ọnọdụ ọzọ, mezie “W3 MAX” trimming potentiometer na isi akara osisi, na-esetịpụ n’ihu angle nke agbara mgbanwe na-adọ ụzọ. Dị ka voltaji mmepụta ihe dị n’etiti dị iche iche nke 750V, a ga-achọ akụkụ ntụgharị ntụgharị ntụgharị ka ọ bụrụ ihe dịka 42 Celsius. N’oge a, oke nke voltaji mmepụta nke etiti na voltaji DC bụ 1.5.

(3) Ọ bụrụ na enwere akụkụ dị ukwuu n’ihu nke inverter n’oge debugging, lelee ma tankị resonance ugboro dị ala.

4. Ntọala nke voltaji mmepụta ewepụtara

Tọọ voltaji mmepụta ọkwa n’okpuru ọnọdụ ibu ọkụ, tinye DIP mgba ọkụ DIP-2 na bọọdụ njikwa isi na ọnọdụ ON yana DIP-3 na ọnọdụ gbanyụọ. “Tụgharịa potentiometer n’akụkụ elekere, na àkwà mmiri inverter na-arụ ọrụ. Gaa n’ihu na-atụgharị potentiometer “nyere” na panel n’akụkụ elekere ka ọ na-abawanye. N’oge a, mmepụta voltaji nke etiti oge dị nso n’ọnụ ahịa. Dezie “W1VF” mma-nlegharị anya potentiometer counterwise iji mee ka voltaji etiti oge mmepụta rute uru akwadoro.