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集散控制系統(tǒng)(Distributed Control System-DCS)集計(jì)算機(jī)技術(shù)、控制技術(shù)、通信技術(shù)、CRT技術(shù)于一體,廣泛應(yīng)用于生產(chǎn)過(guò)程控制系統(tǒng)。隨著計(jì)算機(jī)和網(wǎng)絡(luò)技術(shù)的飛速發(fā)展,產(chǎn)生了一種新型的控制系統(tǒng)———現(xiàn)場(chǎng)總線控制系統(tǒng)(Fieldbus Control System-FCS)。但國(guó)內(nèi)生產(chǎn)企業(yè)的情況是:大多數(shù)企業(yè)還處于模擬儀表和人工控制的階段,采用DCS控制系統(tǒng)的企業(yè)仍是少數(shù)。由于DCS應(yīng)用廣泛、技術(shù)成熟,在現(xiàn)有的技術(shù)條件和市場(chǎng)條件下,F(xiàn)CS還不能完全取代DCS,而且目前現(xiàn)場(chǎng)總線設(shè)備和系統(tǒng)還十分昂貴。因此,除了新建企業(yè)外,國(guó)內(nèi)企業(yè)在較長(zhǎng)時(shí)間不可能全面采用現(xiàn)場(chǎng)總線技術(shù),而必須走逐步發(fā)展、過(guò)渡的道路。 我們?cè)谏虾J煞莨经h(huán)保部水質(zhì)凈化廠監(jiān)控系統(tǒng)的改造項(xiàng)目中,對(duì)3個(gè)生產(chǎn)單元已有的DCS和PLC進(jìn)行改造,增加通信功能,實(shí)現(xiàn)總調(diào)度室對(duì)各生產(chǎn)裝置的集中監(jiān)控。 2 系統(tǒng)改造方案 根據(jù)水質(zhì)凈化廠各生產(chǎn)單元的功能和建設(shè)階段,分為廠外調(diào)節(jié)池、污水一段、氧化溝、四期污水處理、污泥脫水、污泥干化6個(gè)生產(chǎn)單元。另外,在廠部設(shè)有總調(diào)度室,但是總調(diào)度室的監(jiān)控水平較為落后,改造之前基本上不能對(duì)各個(gè)生產(chǎn)單元進(jìn)行監(jiān)控。為了適應(yīng)生產(chǎn)需要,提高生產(chǎn)效率,改善操作條件,加強(qiáng)監(jiān)控手段,確保各生產(chǎn)裝置的正常運(yùn)行,急需對(duì)各生產(chǎn)單元和總調(diào)度室進(jìn)行技術(shù)和設(shè)備的更新改造,從而能在總調(diào)度室對(duì)各裝置進(jìn)行監(jiān)視管理,及時(shí)了解各裝置的運(yùn)行情況,達(dá)到指揮及時(shí)和調(diào)度準(zhǔn)確的目的。 2.1 現(xiàn)場(chǎng)監(jiān)控系統(tǒng)的改造 現(xiàn)場(chǎng)監(jiān)控系統(tǒng)的改造要充分利用原有儀表和設(shè)備,主要考慮可靠性和實(shí)時(shí)性。首先對(duì)自控程度較高的3個(gè)單元進(jìn)行改造(系統(tǒng)結(jié)構(gòu)見圖2—1): 四期污水處理生產(chǎn)單元控制設(shè)備配置了兩套ALLEN-BRADELY公司PLC設(shè)備。25塊開關(guān)量輸入信號(hào)卡,可采集384點(diǎn)信號(hào);7塊開關(guān)量輸出信號(hào)卡,可輸出112點(diǎn)信號(hào);3塊模擬量輸入信號(hào)卡,可采集24點(diǎn)信號(hào)。兩套AB—PLC通過(guò)DH+(數(shù)據(jù)高速通道)實(shí)現(xiàn)數(shù)據(jù)共享。在原有的現(xiàn)場(chǎng)控制計(jì)算機(jī)上分別增加以太網(wǎng)卡,通過(guò)以太網(wǎng)將實(shí)時(shí)數(shù)據(jù)送到總調(diào)度室處理。 輸出192點(diǎn)信號(hào);1塊模擬量輸入信號(hào)卡,可采集8點(diǎn)信號(hào)。系統(tǒng)運(yùn)行采用遙控開關(guān)操作與全模擬流程盤顯示。在原有的Siemens S5-115UPLC上增加RS-232通訊模塊(CP524)和1臺(tái)現(xiàn)場(chǎng)操作站,用點(diǎn)對(duì)點(diǎn)方法連接,使PLC的數(shù)據(jù)通過(guò)現(xiàn)場(chǎng)操作站送到以太網(wǎng)上,與總調(diào)度室監(jiān)控計(jì)算機(jī)通信。但RS-232傳輸速率只有9600bps,操作站僅對(duì)現(xiàn)場(chǎng)起到監(jiān)視作用
MPL-B330P-SJ22AAA2FO10/61R-PPB06-S
TSXASY800
Bosch SD-A4.140.020 01.104
140AII33000C
140DAO85300
380Z065D00
Norgren M/20154/22 5/2 G1/2
Asb frr ac s 04-6
Agilent g7000-65015
Danfoss 176f8522
Siemens 1ft3070-5az21-9-z
aj71pb92d
FANUC IC687BEM713C
Agilent G5550-23438
MKE037B-144-GP0
Allen Bradley MPL-B520K-SK72AA
ABB HR1002 GNT0141411P4404
DF5-340-5K5
Leuze Electronic ODT 2/200.2 -1111
Lenze MDSKARS080-22
FANUC ic687bem713c
Bently nevada 3300/45-06 -03-01-00 07g0082c
Vega Vegamet 391 MET391.XXHXH
1ft3070-5az21-9-z
aj71pb92d
QA1L08D4LD A04K24324
ic687bem713c
ABB SAMI20MB5E-0M2R
6FC5210-0DA00-0AA0
Siemens 6FC5210-0DA00-0AA0
Vega vegamet 391 MET391.XXHXH
Lenze mdskaag 056-22
Allen Bradley mpl-b540k-sk74aa
rsg12-BB 321
pm250d/6sl3525-0pe25-5aa1 6sl3544-0fa21-1pa0
mac112b-1-pd-4-c/130-b-1/wi522lx
1ft5046-1af71-3ah0
1fk7060-5af71-1ph0
fx2001-5jc22-3da0
cmp63s/BP/KY/rh1m/sb1
Rexroth HMS01.1N-W0020
Ingersoll Bordo QA1L08D4LD A04K24324
Rosemount 3051cd1a02a1bh2
Kriwan INT2000 PT100-6/PT1006
msk050b-0600-nn-m1-up1 - NNNN
Allen Bradley mpl-b4540f-rk24aa
Allen Bradley mpl-b420p-mj24aa
Satchwell mnn-50-100
mac90a-0-zd-1-b/110-a-0/j1250
rsg12-BA 321
g405-533 g5l10
BTV20.3AA-28B-33C-D-FW
Agilent g3286a asx-520
Siemens 6sc 6101-2b-z
Agilent 23147-101
mdd093b-n-030-n2m-110pa1
1fk7060-5af71-1sh0-z
fdu40-031-54ce
1FT51020AC012Z
SK750E-222-340-A-AUM
Siemens 500-5047A
C2900389/82309040
MDSKAAG056-22
HMS01.1N-W0020
Siemens 1FK7060-5AF71-1PH0
PM250D/6SL3525-0PE25-5AA1 6SL3544-0FA21-1PA0
MAC112B-1-PD-4-C/130-B-1/WI522LX
RSG12-BB321EBCAAA
Kriwan INT2000 PT1006
Sew-Eurodrive Ka37 Cmp63s / Bp / Ky/ Rh1m/Sb1
Indramat MAC90A-0-ZD-1-B/110-A-0/J1250
Siemens 1ft6031-4ak71-3aa0
Siemens 6SC 6101-2B-Z
Siemens 1FT5046-1AF71-3AH0
BTV20.3AA-28B-33C-D-FW
ADAS Rev.B Board 25040032
Moog G400 Series G405-18.8oz5L10
Satchwell MNN-50-100
Norgren M/20154/63
Indramat MDD093B-N-030-N2M-110PA1
SIEMENS 1FK7060-5AF71-1SH0-Z
Emotron FDU40-031-54CE
Allen Bradley MPL-B330P-SJ22AA
mke037b-144-gp0
Bosch sd-a4.140.020 01.104
Schneider Electric 140aii33000c
Schneider Electric 140dao85300
Schneider Electric tsxasy800
A2FO10/61R-PPB06-S
380Z065D00
QM/20154/22/12
Lenze mdskaag 056-22
Allen Bradley mpl-b540k-sk74aa
6fx2001-5jc22-3da0
rsg12-BB 321
mac112b-1-pd-4-c/130-b-1/wi522lx
pm250d/6sl3525-0pe25-5aa1 6sl3544-0fa21-1pa0
Siemens 1ft5046-1af71-3ah0
Siemens 1fk7060-5af71-1ph0
cmp63s/BP/ky/rh1m/sb1
HMS01.1N-W0020
QA1L08D4LD A04K24324
Rosemount 3051cd1a02a1bh2
Kriwan INT2000 PT100-6/PT1006
Rexroth msk050b-0600-nn-m1-up1
Allen Bradley mpl-b4540f-rk24aa
Satchwell mnn-50-100
mpl-b420p-mj24aa
mac90a-0-zd-1-b/110-a-0/j1250
Endress + Hauser rsg12-BA 321
g405-533 g5l10
BTV20.3AA-28B-33C-D-FW
Siemens 1FT51020AC012Z
SK750E-222-340-A-AUM
Siemens 3VF5211-2DM41-0AB1
INDRAMAT mdd093b-n-030-n2m-110pa1
Siemens simodrive 6sc 6101-2b-z
Siemens 1fk7060-5af71-1sh0-z
Siemens 3TC32
Siemens 1FT51020AC012Z
SK750E-222-340-A-AUM
SIEMENS 1FT6031-4AK71-3AA0
Siemens 6SN1123-1AB00-0CA3+6SN1118-0DM21-0AA0
1FT5102-1AF71-1EH0
621-9934
3300/16-13-01-00-00-00-00
Siemens 575-2126 Simatic TI505
RE.0444R1B0.06CA
Bosch SD-A4.140.020 01.104
140AII33000C
140DAO85300
TSXASY800
Lenze MDSKARS 080-22
Siemens 1ft6031-4ak71-3aa0
MAC063B-0-JS-1-C/095-B-1 I00500/S105
M/20154/63
A2FO10/61R-PPB06-S
MKE037B-144-GP0-BENN
380Z065D00
M/20154/22 5/0.0705oz1/2
Lenze MDSKARS080-22
m/20154/63
tsxasy800
MPL-B330P-SJ22AA
mke037b-144-gp0
Bosch sd-a4.140.020 01.104
Schneider electric 140dao85300
Schneider electric 140aii33000c
Schneider electric tsxasy800
Rexroth Bosch A2FO10/61R-PPB06-S
Lenze mdskaag 056-22
Heidenhain/siemens 6fx2001-5jc22-3da0
Allen bradley mpl-b540k-sk74aa
Endress + hauser rsg12-bb
Siemens g120d pm250d/6sl3525-0pe25-5aa1 6sl3544-0fa21-1pa0
Indramat mac112b-1-pd-4-c/130-b-1/wi522lx
Siemens 1ft5046-1af71-3ah0
Siemens 1fk7060-5af71-1ph0
Sew-eurodrive ka37 cmp63s/BP/ky/rh1m/sb1
Rexroth HMS01.1N-W0020
Ingersoll edge qa1l08d4ld a04k24324
Rosemount 3051cd1a02a1bh2+xxxxx-0761-0012
Kriwan INT2000 PT100-6/PT1006
Rexroth msk050b-0600-nn-m1-up1
Satchwell mnn-50-100
Allen bradley mpl-b4540f-rk24aa
Endress + hauser rsg12-ba 321
Allen bradley mpl-b420p-mj24aa
mac90a-0-zd-1-b/110-a-0/j1250
g405-533 g5l10
BTV20.3AA-28B-33C-D-FW
Agilent g3286a asx-520
Agilent 23147-101
mdd093b-n-030-n2m-110pa1
6sc 6101-2b-z
1fk7060-5af71-1sh0-z
fdu40-031-54ce
注:聯(lián)系我時(shí),請(qǐng)說(shuō)是在“傲立機(jī)床網(wǎng)”上看到的,謝謝!