http://www.kadhoai.com.cn 2026-04-07 22:21:50 來源:深圳市歐科傳動有限公司
離心風機在使用過程中都存在大馬拉小車的現象,加之因生產、工藝等方麵的變化,需要經常調節氣體的流量、壓力、溫度等;許多單位仍然采用落後的調節擋風板或閥門開啟度的方式來調節氣體的流量、壓力、溫wen度du等deng。這zhe實shi際ji上shang是shi通tong過guo人ren為wei增zeng加jia阻zu力li的de方fang式shi,並bing以yi浪lang費fei電dian能neng和he金jin錢qian為wei代dai價jia來lai滿man足zu工gong藝yi和he工gong況kuang對dui氣qi體ti流liu量liang調tiao節jie的de要yao求qiu。這zhe種zhong落luo後hou的de調tiao節jie方fang式shi,不bu僅jin浪lang費fei了le寶bao貴gui的de能neng源yuan,而er且qie調tiao節jie精jing度du差cha,很hen難nan滿man足zu現xian代dai化hua工gong業ye生sheng產chan及ji服fu務wu等deng方fang麵mian的de要yao求qiu,負fu麵mian效xiao應ying十shi分fen嚴yan重zhong。歐ou科ke變bian頻pin器qi充chong分fen利li用yong風feng機ji類lei負fu載zai的de變bian轉zhuan矩ju特te性xing,合he理li設she定dingV/F提升曲線,避免了在低頻時“大馬拉小車”的現象,更利於節能;充分利用風機類負載的變轉矩特性合理設定V/F提升曲線,避免了在低頻時“大馬拉小車”的現象,更利於節能,並且模擬量無極調速,供氣穩定,從而保證了汽輪機發電的穩定性。

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