鎖緊氣缸 日本SMC止動(dòng)氣缸
RSH50-30TL-D RSH50-30DM-D RSH50-30DM-S RS1H80-40TM-DQ-Z73L
RSH50-30DL-D RSH32-20BM-D
RSA50-30DM-DC-Z73S RS1H50-30DM-D-Z73S RSA63-30BM-D-Z73S RSA50-30DM-D-Z73S
RS1H50-30BL-D-Z73S RS1H63-30TM-D-Z73S RSA63-30BM-DC-Z73 RSH50-30TM-DC-Z73
我國(guó)石油化工用泵的發(fā)展分析石油化工工業(yè)用泵是石化生產(chǎn)裝置中用量比較大的轉(zhuǎn)動(dòng)設(shè)備,它像人的心臟輸送血液那樣把各種液體介質(zhì)如原油、成品油、化工原料、中間產(chǎn)品和成品輸送到其他地方。據(jù)統(tǒng)計(jì),一個(gè)中型煉油廠(chǎng)有1000多臺(tái)泵,其中離心泵占83%,往復(fù)泵占6%,齒輪泵占3%,其余為螺桿泵和真空泵等。一個(gè)石化廠(chǎng)有2000多臺(tái)泵,其中離心泵占45%,齒輪泵占2
RSA63-30BM-DC-Z73S RSA63-30BM-D-Z73LS RSH50-30DL-DC-Z73 RS1H80-40TM-C-Z73
RSH32-20BM-D-Z73LS RSH32-20BM-D-Z73ZS RS1H50-30DL-D-Z73 RSA50-30TL-DC-Z73
RSH50-30DM-D-Z73LS RS1H50-30DM-S-Z73S RSA80-40BM-DC-Z73 RSA50-30DM-D-Z73L
RSH32-20BM-DC-Z73L RSH32-20BL-DC-Z73L RSA63-30TM-D-Z73L RSH32-20DL-DS-Y7P
RS1H80-40TM-P-Z73L RSH32-20DL-DCS-Z73 RSA50-30BL-D-X866
3%,往復(fù)泵和螺桿泵各占12%,屏蔽泵占6%。這些泵一般由電機(jī)驅(qū)動(dòng)。石化泵輸送的介質(zhì)壓力負(fù)壓到300MPa,溫度由零下140℃到將近500℃,有的介質(zhì)粘稠,有的還帶有固體顆粒,輸送介質(zhì)大部分有腐蝕性。石化泵又是耗能**多的設(shè)備,用電約占全廠(chǎng)用電的50%左右。選擇合適的斜軸泵應(yīng)考慮到工藝要求、介質(zhì)特性和工作環(huán)境等因素。甘肅通軸斜軸泵價(jià)格多少
鎖緊氣缸 日本SMC止動(dòng)氣缸