Nyob rau hauv niaj hnub kev lag luam toj roob hauv pes, nonlinear load hauj lwm nyob rau hauv cov hlau, petrochemical, metallurgy, thee, luam ntawv thiab dyeing thiab lwm yam industries feem ntau tsim ib tug loj tus naj npawb ntawm harmonics.Cov kev sib haum xeeb no ua ke nrog cov khoom siv hluav taws xob tsawg yuav ua rau muaj kuab paug loj rau lub zog hluav taws xob thiab qhov kawg ...
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