4256A94G04西屋卡件Ovation分散控制集中管理
施工質(zhì)量和工程質(zhì)量,就必須有可靠的設(shè)計(jì)、嚴(yán)格的要求。聚乙烯管道的設(shè)計(jì)應(yīng)嚴(yán)格按照有關(guān)的設(shè)計(jì)規(guī)范進(jìn)行,但又不能生搬硬套,如我國(guó)行業(yè)標(biāo)準(zhǔn)CJJ63《聚乙烯燃?xì)夤艿拦こ碳夹g(shù)規(guī)程》正文部分規(guī)定"中壓管道允許壓力降可由該級(jí)管道的入口壓力至次級(jí)管網(wǎng)調(diào)壓器允許的人口壓力之差確定,流速不宜大于5m/s"。以此流速作管網(wǎng)設(shè)計(jì)時(shí),聚乙烯管幾乎無(wú)工程利用價(jià)值,體現(xiàn)不出PE管的優(yōu)勢(shì),限制了聚乙烯管的實(shí)際應(yīng)用。在同一標(biāo)準(zhǔn)的編制說(shuō)明中,給出了一些氣體管道流速的規(guī)定:《煉油裝置壓力管線》V=15~3m/s美國(guó)《化工裝置中》乙烯與天然氣管道V≤3.5m/s液化氣相管V=8~15m/s焦?fàn)t氣管V=4~8m/s這些流速是符合一般管道工程設(shè)計(jì)流速要求的。
產(chǎn)品行業(yè)全國(guó)各省市、獲得用戶一致好評(píng);
AB:PLC系列;2711P觸摸屏
ABB:機(jī)器人備件、DCS卡件;
施耐德:140/TSX系列模塊、軟啟動(dòng)器、變頻器、觸摸屏;
西門子:6ES7-300/400/200系列PLC模塊、變頻器、交換機(jī)、觸摸屏、電機(jī)等部分產(chǎn)品爆款;
海量到貨,充足庫(kù)存,優(yōu)惠的價(jià)格,抓緊下單吧!
鴻飛達(dá)-小葉 QQ:2851617301 電話:15306977014
郵箱:
2851617301@qq.com
公司名稱:福建鴻飛達(dá)自動(dòng)化科技有限公司
公司地址:福建省福州市高新區(qū)烏龍江大道正榮財(cái)富中心SOHO 3座八層
ALLEN BRADLEY 374962-A04 / 374962A04 (USED TESTED CLEANED)
ALLEN BRADLEY 825-MN / 825MN (USED TESTED CLEANED)
ALLEN BRADLEY TD071 / TD071 (NEW IN BOX)
ALLEN BRADLEY 2755-L9RB / 2755L9RB (USED TESTED CLEANED)
Allen-Bradley 800T-QT24W Push Button Illuminated White 1NO 1NC 24V ! WOW !
Allen-Bradley 800T-QT24B Push Button Illuminated Blue 1NO 1NC 24V ! WOW !
ALLEN BRADLEY 20AD3P4A0AYNNCC0 / 20AD3P4A0AYNNCC0 (NEW NO BOX)
ALLEN BRADLEY 20AD8P0A3AYYNNC0 / 20AD8P0A3AYYNNC0 (USED TESTED CLEANED)
ALLEN BRADLEY 634489A / 634489A (USED TESTED CLEANED)
ALLEN BRADLEY 634490A / 634490A (Used)
ALLEN BRADLEY 140U-I3C3-C15 / 140UI3C3C15 (NEW IN BOX)
ALLEN BRADLEY 8000-KDHWZ / 8000KDHWZ (USED TESTED CLEANED)
ALLEN BRADLEY 1770-XXS PARTS KIT
ALLEN BRADLEY 90030305B / 90030305B (USED TESTED CLEANED)
ALLEN BRADLEY 1772-LI / 1772LI (USED TESTED CLEANED)
ALLEN BRADLEY 102799 / 102799 (USED TESTED CLEANED)
Allen Bradley 700-PK800A1 AC Relay 120 Vac Coil Series B
ALLEN BRADLEY 1336-BDB-SP28D / 1336BDBSP28D (USED TESTED CLEANED)
ALLEN BRADLEY 2755-DS4A-B6-R1 / 2755DS4AB6R1 (NEW NO BOX)
ALLEN BRADLEY 20AD3P4A0AYNNNNN / 20AD3P4A0AYNNNNN (Used)
ALLEN BRADLEY AB 1747-FC FERRITE COLLAR FOR PROGRAMMABLE CONTROLLER
ALLEN BRADLEY N10 / N10 (NEW IN BOX)
ALLEN BRADLEY 90653903 / 90653903 (USED TESTED CLEANED)
ALLEN BRADLEY 4100-202-RA / 4100202RA (USED TESTED CLEANED)
Allen-Bradley 800T-QB10A Push Button Illuminated Amber 1NO 1NC 120V ! WOW !
Allen-Bradley 800H-QRA24G Series F Push Button Illum Green 1NO 1NC 24V ! WOW !
ALLEN BRADLEY 1791-32A0 / 179132A0 (Used)
ALLEN BRADLEY 2707-V40P2 / 2707V40P2 (USED TESTED CLEANED)
Allen-Bradley 800T-Q10B Universal Pilot Light 120V Blue Lens ! WOW !
ALLEN BRADLEY 135736 / 135736 (RQANS2)
3HAC031851-001/05
SAFT132CBS 574116191D
DSQC659 3HAC025780-001 DN3-PC1-2-E
3BHB006338R0001
NTAC-02
3BSE008510R1 D0810
3BSE008544R1 AI820
536408-649 1SFB527071A7015
1SFB527068D7005 537544-630
DSQC652 3HAC025917-001
VD-85 57137576
3BSE018101R1 CI851K01
SKT-157155 5760510-3E
3BHE024577R0101 3BHE024578P106
EI813 3BDH000022R1
SDCD-POW-4 3ADT315100R1001
YT204001-DK YXV173A
DSQC651 3HAC025784-001
3BSE003827R1
PWR6018-HV IRG-B FK019150
SC520 SE1444098
PP865 3BSE042236R1
MIB-01 3HNA00T719-001
3ASD573001A5 YPQ-110A 5240126
SNAT7261
DSQC509 3HAC5687-1/05
FPBA-01
3ADT309600R1012
3HNM11649-1 3HNE00193-1
57120001-HP DSTA145
3BHE022291R0101
DSDX452 5716075-P
3BSE013234R1 TC830V1
3HAC044075-001
C150/0100/STD
66444424A1 WE-DC-06-161
3HAC13398-2

Q03UDECPU 內(nèi)置以太網(wǎng)通用型QCPU
Q04UDEHCPU 內(nèi)置以太網(wǎng)通用型QCPU
Q06UDEHCPU 內(nèi)置以太網(wǎng)通用型QCPU
Q10UDEHCPU 內(nèi)置以太網(wǎng)通用型QCPU
Q13UDEHCPU 內(nèi)置以太網(wǎng)通用型QCPU
Q20UDEHCPU 內(nèi)置以太網(wǎng)通用型QCPU
Q26UDEHCPU 內(nèi)置以太網(wǎng)通用型QCPU
Q50UDEHCPU 內(nèi)置以太網(wǎng)通用型QCPU
Q100UDEHCPU 內(nèi)置以太網(wǎng)通用型QCPU
Q00JCPU 基本型QCPU
Q00CPU 基本型QCPU
Q01CPU 基本型QCPU
Q02CPU 高性能型QCPU
Q02HCPU 高性能型QCPU
Q06HCPU 高性能型QCPU
Q12HCPU 高性能型QCPU
葉輪是離心泵的核心部分,它轉(zhuǎn)速高出力大,葉輪上的葉片又起到主要作用,葉輪在裝配前要通過(guò)靜平衡實(shí)驗(yàn)。葉輪上的內(nèi)外表面要求光滑,以減少水流的摩擦損失。泵體也稱泵殼,它是水泵的主體。起到支撐固定作用,并與安裝軸承的托架相連接。泵軸的作用是借聯(lián)軸器和電動(dòng)機(jī)相連接,將電動(dòng)機(jī)的轉(zhuǎn)距傳給葉輪,所以它是傳遞機(jī)械能的主要部件。軸承是套在泵軸上支撐泵軸的構(gòu)件,有滾動(dòng)軸承和滑動(dòng)軸承兩種。滾動(dòng)軸承使用牛油作為潤(rùn)滑劑加油要適當(dāng)一般為2/3~3/4的體積太多會(huì)發(fā)熱,太少又有響聲并發(fā)熱。