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Yini i-IGBT futhi Kungani Iyona Inhliziyo Nekhanda Elibuhlungu Le-Inverter Yakho?

Kwadalwa ngo 05.18

Uma uphatha izimpahla zelanga noma usebenza ku-O&M, cishe ubone i-inverter iphuma kungazelelwe—futhi kaningi, imbangela iyinto eyodwa—i-IGBT (Insulated-Gate Bipolar Transistor).

Ihlala ngqo enkabeni ye-inverter, ithatha imiyalelo kwi-computer enkulu (nge-technology ebizwa nge-PWM). Ngomzuzwana owodwa, ingavula ivalwe izikhathi ezizinkulungwane eziningi ngokunemba okubucayi. Kulezo zikhathi ezimfushane zokushintsha, ugesi ongaguquguqukiyo (direct current) "uyasikwa" ube izigaba, bese uyaqongelelwa futhi "uboshwe" ube ugesi oguquguqukayo (alternating current) we-sine wave oyifunayo i-power grid. Yiyo "inhliziyo" yokuguqulwa kwamandla, futhi ukusebenza kwayo kuthinta ngqo amandla esitshalo sakho kanye ne-ROI. 💹

Kodwa kungani le nto ebalulekile ilungele ukwehluleka kangaka? Kunezizathu ezintathu ezibangwayo:

🔥 Ukucindezeleka Okushisayo – Ukushintsha okuphakeme kakhulu kukhiqiza ukushisa okunamandla. Ezimweni zokungena komoya okungalungile noma ezimweni ezinothuli, ukushintsha kokushisa kungonakalisa izindawo zokudayela nezintambo zokubopha eminyakeni.

⚡ Ukwanda kukagesi – Ukungazinzi kwe-grid noma umbani kungathumela amagagasi kagesi adlula umkhawulo we-module, okubangela ukwehluleka okusheshayo.

⏳ Ukuguga Okwemvelo – Ngisho nama-IGBT akalwe iminyaka eyi-10+ angabona ukwehla kokusebenza eminyakeni 5–6 ngenxa yokushintsha njalo ezindaweni zangaphandle eziyinselele.

Singawandisa kanjani impilo ye-IGBT?​ Isu lokusebenza nokugcinwa okunempumelelo liyisihluthulelo:

1.Qapha izingodo ze-SCADA ukuze uthole izixwayiso zokushisa.

2.Lalela imisindo engajwayelekile (isb., ukwehluleka kwabalandeli, ukukhanya okukhanyayo) ngesikhathi sokuhambela indawo.

3.Sebenzisa izithombe ezishisayo ukuze ugcine izinga lokushisa le-junction lingeqi ku-125°C.

Amathiphu: Njalo landela imithetho yokuphepha—lindela imizuzu eyi-15+ ngemuva kokuvala ngaphambi kokuvula izindlu.

Ikusasa le-Silicon Carbide (SiC) liyazayo:

Ngenkathi izinjini eziningi zisasebenzisa ama-IGBT asuselwa ku-silicon, ubuchwepheshe be-SiC buvela njengoguquguquko. Izinto ezintsha ze-SiC zingakhuphula ukusebenza kahle ngaphezu kuka-99%, ziphathe izinga lokushisa eliphezulu, futhi zinciphise kakhulu ukulahleka kokushintsha. Njengoba izindleko ziba ngaphansi, i-SiC ingachaza kabusha ukwethembeka kwe-inverter futhi yenze i-solar O&M ibe yesiqiniseko.