1771-IB
1771-IB
1771-IB
《聯(lián)系人;歐先生》
《座機(jī):0592-5709825》
《傳真:0592-5917519》
《24小時熱線:18030229053微信同步》
《QQ :2479261344》
《QQ郵箱:2479261344@qq.com》
如采用變頻調(diào)速,根據(jù)需要來調(diào)節(jié)電動機(jī)的轉(zhuǎn)速,使之在高效狀態(tài)下減少電動機(jī)的運(yùn)行功率,可在滿足生產(chǎn)工藝要求的條件下達(dá)到節(jié)能的目的。從運(yùn)行質(zhì)量的角度看,氫壓縮機(jī)系統(tǒng)大多不能根據(jù)負(fù)載的輕重連續(xù)地進(jìn)行調(diào)整。而采用變頻調(diào)速后,則可以十分方便有效地進(jìn)行連續(xù)調(diào)節(jié),保持壓力、流量等參數(shù)的穩(wěn)定,從而大大提高壓縮機(jī)工作效率及性能。
二. 氫壓縮機(jī)節(jié)能原理
根據(jù)空氣壓縮理論,氫壓縮機(jī)的軸功率PZ(kW),排氣量QD(m3/min)和轉(zhuǎn)速n(r/min)符合下列公式:
式中:--氫壓縮機(jī)輸入的平均扭矩N·m
K—與氣缸容積、壓力、溫度和泄露有關(guān)的系數(shù)
n2—調(diào)節(jié)后的壓縮機(jī)轉(zhuǎn)速,r/min
--氣缸容積,m3
根據(jù)上述理論分析,在氫壓縮機(jī)的氣缸容積不能改變的條件下,只有調(diào)節(jié)氫壓縮機(jī)的轉(zhuǎn)速來改變排氣量;氫壓縮機(jī)是恒轉(zhuǎn)矩負(fù)載,壓縮機(jī)軸功率與轉(zhuǎn)速的一次方成正比變化;在氫壓縮機(jī)總排氣量大于供氣量時,通過降低壓縮機(jī)轉(zhuǎn)速調(diào)節(jié)供氣壓力,是達(dá)到壓縮機(jī)經(jīng)濟(jì)運(yùn)行的有效方法。
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GE Type RSL 5000/7000 kVA 13200 4160 Y/2400 Padmount
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1000 kW DMT 1000D2 Generator 277/480 1250 kVA DMT1000D2
Fincor 3167S8003A 842 KVA 480V DC Drive 800 HP H P
Siemens SBH 4040 SBH4040 SBH4040F 4000 Amp SB50TP02G
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Siemens SBH 5050 SBH5050 SBH5050F 5000 Amp SB50TP02G
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Gould ITE Breaker S SD SD3B250D0000A 2500 Amp A 2500Amp
GE Limitamp Multilin Starter 2000 HP 4160V CR7160C118G
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MGM 2000 kVA 13200 4160 Y / 2400 Padmount Transber
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Square D NE NEF361200LSG 1200 Amp 1200A A LSIG
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Fanuc A06B-6105-H002 6 Axis Servo Amplifier REM
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ITE GOULD BBC ABB K3000 K 3000 3000A Air Breaker LS
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