Kepiye cara kerja sistem pendinginan trafo daya?

Sistem pendinginan trafo utama yaiku OWDF forced oil circulating banyu sistem cooling, kang digunakake kanggo kelangan lenga insulating trafo. Utamane kalebu: pompa minyak submersible, cooler, flowmeter, detektor bocor, katup hidrolik inlet lan outlet, inlet lan outlet banyu gauge tekanan, meter aliran banyu mlebu total, meter aliran banyu stopkontak, meter suhu banyu stopkontak, lsp. Pipa lenga sing adhem dipasang ing sisih ndhuwur lan ngisor awak trafo. Sajrone operasi normal, pompa lenga submersible ngirim lenga insulasi trafo utama menyang cooler saka ndhuwur trafo, lan banjur mili menyang sisih ngisor trafo saka pipa saluran minyak trafo. Ing adhem, banyu cooling mili liwat pipa banyu saka cooler, lan lenga lan banyu nindakake exchange panas kanggo ngurangi suhu lenga saka trafo utama. Aliran lenga dibentuk ing trafo saka ngisor menyang ndhuwur. Nalika lenga mili liwat saben unsur, lenga insulating trafo utama ijol-ijolan panas karo unsur panas kanggo kelangan trafo.

Cooler kasusun saka kamar lenga cooling, pipa banyu cooling, kamar banyu ndhuwur lan ngisor lan detektor bocor banyu. Pipa banyu cooling dumadi saka 36 pipa tembaga lapisan ganda. Tabung njaba yaiku tabung pneumatik spiral kanthi konduktivitas termal sing dhuwur, resistensi kompresi sing apik lan resistensi dampak; Pipa njero minangka jinis pipa gundhul tahan karat kanthi resistensi karat sing kuat. Pipa tembaga lapisan pindho dipasang ing flanges ndhuwur lan ngisor sawise “ditambahake” kanggo nyambungake spasi ing antarane pipa tembaga lapisan ganda lan rongga flange tetep. Iki dipasang ing sisih ndhuwur lan ngisor kamar lenga saka cooler. Kamar banyu ing mburi ngisor cooler dipisahake saka siji liyane, lan masing-masing minangka kamar inlet lan outlet banyu.

Aliran banyu sing adhem ing cooler bisa diatur kanthi nyetel katup inlet lan outlet saka cooler. Nalika tembok pipa banyu cooling lapisan ganda pecah, banyu utawa lenga bakal mili saka bagean sing rusak menyang pipa banyu lapisan ganda, lan mili menyang detektor bocor banyu liwat papan ing titik paling ngisor, Kontak listrik disambungake lan ngirim banyu. sinyal bocor saka cooler.

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