ICanwin iyiNkampani Yokuguqula Amandla Kagesi & Umkhiqizi Wesiguquli Kagesi
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ICanwin iyiNkampani Yokuguqula Amandla Kagesi & Umkhiqizi Wesiguquli Kagesi
Ikhwalithi Yamandla (PQ) iyisici esibalulekile esinquma ukusebenza, ukusebenza kahle, nokuphila isikhathi eside kwezinto zikagesi. Ngamafuphi, i-PQ isho izinga lokuchezuka kwamandla kagesi ukusuka kufomethi yayo yegagasi ye-sinusoidal efanelekile ngokuya ngefrikhwensi, i-voltage, kanye namanje. Izinga lamandla aphezulu lisikisela ukuthi amandla kagesi anikeziwe ahambisana kahle negagasi le-sine elifanele, okuholela ekusebenzeni kahle kwezinto zokusebenza zikagesi.
Esimeni sokusebenza kwemishini ye-transformer, i-PQ idlala indima ebalulekile. Ama-Transformer, njengezingxenye ezibalulekile zezinhlelo zamandla, adinga amandla ekhwalithi ephezulu ukuze asebenze kahle futhi ngokuphepha. Ukusebenza kwemishini ye-transformer kuhambelana ngqo nekhwalithi yamandla ewatholayo. I-PQ enhle iqinisekisa ukuthi ama-transformer asebenza ngamandla awo aphezulu kuyilapho enciphisa ukulahleka kwamandla futhi andisa impilo yawo yesevisi.
I-PQ empofu, ngakolunye uhlangothi, ingaholela ezindabeni eziningi ezinjengokushisa ngokweqile, ukusetshenziswa kwamandla okwandayo, ukunciphisa ubude besikhathi semishini, kanye nokwehluleka okuyinhlekelele. Ngakho-ke, ukuqonda nokugcina i-PQ ephezulu kubalulekile ekuthuthukiseni ukusebenza kwemishini ye-transformer nokuqinisekisa ukwethembeka kwezinhlelo zamandla.
Umthelela Wekhwalithi Yamandla Emibi
Ikhwalithi yamandla ephansi ingaba nomthelela omkhulu ekusebenzeni kweimishini ye-transformer, okuholela emiphumeleni ehlukahlukene emibi. Le miphumela ayithinti kuphela ukusebenza kahle kwezisetshenziswa kodwa futhi idala ukukhathazeka okukhulu kwezomnotho.
Omunye wemonakalo oyinhloko odalwe i-PQ engeyinhle ukuwohloka kwempilo ye-transformer. I-PQ empofu, ebonakala ngezinto ezifana nama-voltage sags, ukuvuvukala, ama-harmonics, nama-transients, ingabangela ukushisa ngokweqile kuma-transformer. Lokhu kushisa okungadingekile kungehlisa isithunzi sezinto ezisetshenziswa kuma-transformer, bese kwehlise ubude bazo bempilo futhi okungase kuholele ekuhlulekeni okuyinhlekelele.
Ngaphezu kwalokho, i-PQ empofu ingaholela ekunciphiseni ukusebenza kahle kwamandla. Ama-transformer asebenza ngaphansi kwezimo ezingezinhle zekhwalithi yamandla ngokuvamile adinga amandla engeziwe ukuze asebenze, okuholela ekwenyukeni kokusetshenziswa kwamandla kanye nezindleko eziphezulu zokusebenza. Isidingo samandla engeziwe singase futhi sicindezele igridi kagesi, okuholela ekuqhubekeni kungasebenzi kahle kanye nokuphazamiseka.
Mayelana nokukhiqiza, i-PQ empofu ingabangela isikhathi sokuphumula esingahleliwe ngenxa yokungasebenzi kahle kwemishini noma ukwehluleka kwesistimu. Lokhu kungaqiniseki kungaphazamisa kakhulu ukusebenza, okuholela emazingeni aphansi okukhiqiza kanye nokulahlekelwa okungaba khona kwemali engenayo.
Ukwengeza, izindleko ezihambisana nokukhanda noma ukushintsha imishini eyonakele ngenxa yekhwalithi yamandla ephansi zingaba nkulu. Kukhona nezindleko ezingaqondile okufanele zicatshangelwe, njengalezo ezihambisana nophenyo nokuxazululwa kwezinkinga zekhwalithi yamandla.
Ngakho-ke, ikhwalithi yamandla ephansi ingaholela ekulimaleni okukhulu kwemishini ye-transformer, okuholela ekulahlekelweni kwezomnotho, ukwehla kokusebenza kahle kwamandla, kanye nokwehla kokukhiqiza. Ngakho-ke, ukugcina izinga eliphezulu lamandla kubalulekile ekusebenzeni kahle kwemishini ye-transformer kanye nokusebenza kahle okuphelele.
Iziguquli Zekhwalithi Yamandla Nokusabalalisa
Ukusebenza kahle kweiziteshi ze-transformer zokusabalalisa kuthintwa kakhulu izinga lamandla. Lawa ma-transformer, ayizingxenye ezibalulekile zesistimu yokusabalalisa ugesi, aguqula ugesi onamandla kagesi abe amazinga aphansi kagesi afanele ukusetshenziswa kokugcina. Ukusebenza nokusebenza kahle kwalawa ma-transformer kuncike kakhulu kwikhwalithi yamandla abawatholayo.
Ikhwalithi yamandla engeyinhle, ebonakala ngama-voltage sags, ukuvuvukala, ama-harmonics, kanye nokucwayiza, kungaholela ekwenyukeni kokulahleka kweziguquli zokusabalalisa amandla. Lokhu kulahlekelwa kungahlukaniswa ngezinhlobo ezimbili: ukulahlekelwa okuyinhloko kanye nokulahlekelwa kwethusi. Ukulahlekelwa okuyinhloko kwenzeka ngenxa yokuhlukahluka kwendawo kazibuthe ngaphakathi komgogodla we-transformer, kuyilapho ukulahlekelwa kwethusi kwenzeka ngenxa yokumelana nama-windings we-transformer. Kokubili lokhu kulahlekelwa kubhebhetheka ngaphansi kwezimo zekhwalithi yamandla ephansi, okuholela ekwehleni kokusebenza kahle kwe-transformer.
I-Harmonics, isici esibalulekile sekhwalithi yamandla, inomthelela omkhulu wesikhathi eside kuma-transformer okusabalalisa. I-Harmonics ibhekisela ekuhlanekeni kwe-waveform yamanje kagesi evamile, ngokuvamile ngenxa yokusebenza kwemithwalo engaqondile njengamakhompyutha, izibani ze-LED, namadrayivu esivinini aguquguqukayo. Lokhu kuhlanekezela kungabangela ukukhushulwa kokushisa ku-transformer, okuholela ekugugeni okusheshayo nokunciphisa impilo yemishini.
Ngaphezu kwalokho, ama-harmonics anganyusa isidingo samandla nokulahlekelwa kwesistimu. Bangakwazi ukulayisha ngokweqile i-transformer nezinye izingxenye zesistimu kagesi, okuholela ekuhlulekeni ngaphambi kwesikhathi futhi kudinge ukulungiswa okumba eqolo noma ukushintshwa. Ngakho-ke, ukuphatha ama-harmonics kuyingxenye ebalulekile yokugcina ikhwalithi yamandla aphezulu kanye nokuqinisekisa ukusebenza kahle kweama-transformers okusabalalisa amandla.
Ikhwalithi yamandla idlala indima ebalulekile ekusebenzeni nasekuphileni isikhathi eside kwesiteshi esincane sokusakaza. Ikhwalithi yamandla engeyinhle ingaholela ekwenyukeni kokulahlekelwa, ukuncipha kokusebenza kahle, kanye nempilo yemishini emifushane. Ngakho-ke, amasu asebenzayo okuphathwa kwekhwalithi yamandla abalulekile ekusebenzeni kahle kwama-transformer okusabalalisa.
I-Harmonics kanye nokusebenza kwe-Transformer
Ama-harmonic currents, ikakhulukazi lawo amafrikhwensi aphezulu, angathinta kakhulu ukusebenza kwama-transformer. Le misinga ikhiqizwa imithwalo engeyona eqondile efana namakhompyutha, ama-speed drives aguquguqukayo, nezinhlobo ezithile zezinhlelo zokukhanyisa, okubangela ukuhlanekezela ku-waveform ye-sinusoidal yokuhlinzekwa kukagesi.
Lapho le misinga ye-harmonic igeleza nge-transformer, ingabangela ukulahlekelwa okuyinhloko ngenxa ye-hysteresis kanye nama-eddy currents. Ukulahlekelwa kwe-hysteresis kuhlobene nokudonsa kanye nokukhishwa kazibuthe kwezinto eziyinhloko ze-transformer ekuphenduleni kwamandla ashintshayo. Ukulahlekelwa kwamanje kwe-Eddy kwenzeka lapho ama-currents akhangwe ezungeza ngaphakathi kwento eyinhloko, edala izindawo ezinozibuthe zendawo eziphikisana nensimu eyinhloko. Kokubili lokhu kulahlekelwa kuyanda kanye nemvamisa yamanje. Ngakho-ke, imisinga ye-harmonic ephakeme kakhulu ingaholela ekulahlekelweni okuphakeme kakhulu okuyisisekelo, ukunciphisa ukusebenza kahle kwe-transformer futhi kubangele ukushisa ngokweqile, okungafinyeza ukuphila kwayo.
Izinto ezimbalwa zingathinta ikhwalithi yamandla emigqeni yokudlulisela. Lokhu kubandakanya:
1. Izici Zomthwalo: Imithwalo engaqondile ingakhiqiza ama-harmonics ahlanekezela amandla kagesi kanye namagagasi amanje, okuthinta ikhwalithi yamandla.
2. Ubude Bolayini Wokudluliswa: Imigqa emide yokudlulisela inokuphazamiseka okuphezulu, okungabangela ukwehla kwamandla kagesi futhi kuthinte ikhwalithi yamandla.
3. Amaphutha Ohlelweni: Amasekhethi amafushane, amaphutha aphansi, noma ukwehluleka kwemishini kungaholela ekuncipheni kwamandla kagesi, ukukhukhumala, noma ama-transients, kube nomthelela kwikhwalithi yamandla.
4. Ukushintsha Ukusebenza: Ukuvula/ukuvalwa kwemithwalo emikhulu noma izisetshenziswa zokunxephezela amandla asebenzayo kungabangela ukugcwala ngokweqile kwesikhashana okwehlisa ikhwalithi yamandla.
5. Uxhumano Lwegridi: Ukuxhumana phakathi kwamasistimu kagesi ahlukene kungabangela ukuphazamiseka, kuthinte ikhwalithi yamandla.
Ukugcina ikhwalithi ephezulu yamandla kudinga ukuphathwa ngokucophelela kwama-harmonic currents nokunye ukuphazamiseka okungaba khona emigqeni yokudlulisela. Lokhu kubalulekile hhayi kuphela ekusebenzeni kahle kweumshini wokusika i-transformer core kodwa futhi nokuthembeka okuphelele nokuphepha kwesistimu yamandla.
Ukungalingani kwe-Voltage kanye nekhwalithi yamandla
Ukungalingani kwe-voltage yinkinga yekhwalithi yamandla ebalulekile engathinta kakhulu ukusebenza kahle kwezinto zikagesi. Kwenzeka lapho ama-voltage noma imisinga ohlelweni lwezigaba ezintathu ingalingani ngobukhulu noma ingahlukaniswa ngamadigri ayi-120 ncamashi.
Ukungalingani kwamandla kagesi kungabangela izinkinga eziningana emishinini kagesi. Isibonelo, kungaholela ekwehleni kokusebenza kahle kwamamotho kagesi ngokubangela ukuncipha kwetorque kanye nokwenyuka kokudlidliza nomsindo. Lokhu akuthinti ukusebenza kwenjini kuphela kodwa futhi kufinyeza ukuphila kwayo. Ngokufanayo, ukungalingani kwe-voltage nakho kunganciphisa ukusebenza kahle kwama-transformer, okuholela ekulahlekelweni okukhulu nokushisa ngokweqile.
Imiphumela yezinga eliphansi lamandla, okuhlanganisa ukungalingani kwamandla kagesi, ingafinyelela kude:
1. Ukungasebenzi Okungahleliwe Kwezisetshenziswa: Ukuwohloka kwamandla kagesi, ukukhukhumala, ukudlula, nokuvumelana kungabangela ukungasebenzi kahle kwemishini okungalindelekile, okuholela ekunciphiseni isikhathi esingahleliwe, ukuncipha kokukhiqiza, kanye nezindleko zokuyilungisa ezikhuphukayo.
2. Ukonakala Kwedatha: Ikhwalithi yamandla ephansi ingabangela amaphutha kumishini yokucubungula idatha, okuholela ekonakaleni kwedatha nokulahlekelwa kolwazi olubalulekile.
3. Ukulahleka Kokulawulwa Kwenqubo: Ukungalingani kwamandla kagesi kanye nezinye izindaba zekhwalithi yamandla kungaphazamisa izinhlelo zokulawula inqubo, kuthinte ikhwalithi yokuphumayo futhi kuholele ekulahlekeni kokukhiqiza.
4. Ukushisisa kwamakhebula, ama-Motor, kanye nama-Transformers: Ikhwalithi yamandla engemihle ingaholela ekushiseni ngokweqile kwezintambo, amamotho, kanye nomshini wokusika i-transformer core. Lokhu kungasheshisa ukuguga kwalezi zingxenye, kunciphise ukuphila kwazo, futhi kungase kuholele ekuhlulekeni okuyinhlekelele.
Ukugcina ikhwalithi ephezulu yamandla, okuhlanganisa nokunciphisa ukungalingani kwamandla kagesi, kubalulekile ukuze kuqinisekiswe ukusebenza kahle kwezinto zikagesi kanye nokugwema imiphumela emibi engaba khona ehambisana nekhwalithi yamandla ephansi.
Isiphetho:
Sengiphetha, ukugcinwa kwekhwalithi yamandla aphezulu kubaluleke kakhulu ekusebenzeni okuhle nokuphila isikhathi esideimishini ye-transformer. Amandla ekhwalithi ephezulu aqinisekisa ukusetshenziswa kahle kwamandla, anciphisa izindleko zokusebenza, futhi andise isikhathi sokuphila semishini. Kuphinde kunciphise ubungozi bokungasebenzi kahle, ukonakala kwedatha, nokushisisa ngokweqile kwamakhebuli, amamotho, nama-transformer - izinkinga ezivame ukuhlotshaniswa nekhwalithi yamandla ephansi.
Ukuqapha okuvamile kubalulekile ekuhlonzeni nasekuxazululeni izinkinga zekhwalithi yamandla ngokushesha. Ukusebenzisa amasu asebenzayo okulawula lezi zinkinga kunganciphisa kakhulu imithelela yazo emibi. Lokhu kungase kuhlanganise ukutshala imali ezixazululweni ezintsha ezifana nalezo ezinikezwa izinkampani ezifana ne-CANWIN Automatic Equipment Co., Ltd. Ngokuzibophezela kwabo kwikhwalithi nokusungula izinto ezintsha, amabhizinisi anjalo adlala indima ebalulekile ekusizeni abanye balondoloze izinga eliphezulu lamandla futhi, ngokulandelayo, bazuze ngokugcwele. ukusebenza kanye nokuphila isikhathi eside kwemishini yabo ye-transformer.
