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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(jiàn)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(kāi)關(guān)量輸入信號(hào)卡,可采集384點(diǎn)信號(hào);7塊開(kāi)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(kāi)關(guān)操作與全模擬流程盤(pán)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。
WOODWARD 5464-013 / 5464013AB SLC500 1746-NR4
TESATRONIC TT10 TESA Portable Display Unit 04430008
Associated Research 1000D
Bosch Wegeventil 0810001060
ESD soldering station Madell SD-06A
LAM Research 839-800327-526
Granville-Phillips 354 Micro-Ion Vacuum Gauge Module 354001-YG-T
SPELLMAN HIGH VOLTAGE 0-30KV 0-300Ua
Proteus Industries 04008SA10-TPD
Keyence CA-DC100
KEYENCE XG-035C
THERMONICS T-2420
Mitutoyo Absolute 547-500
Ebara 217601-301A
Foresight Imaging AccuStream 170 Frame Grabber 030000-100
MITUTOYO 293-335
mei motion engineering PCX/DSP 1007-0011
INTRALASE 73109-003
Parker DAEDAL 4101
Laurel L60001FR
Sanyo DENKI motor P50B04007DXL6G
Anaheim Automation M6R6 L/R
Cole-Parmer Ozone Relay Switch EW-86487-00 OS-1X
MELCOR MTCA THERMOELECTRIC TEMPERATURE CONTROLLER MTCA-15100
PULSE INSTRUMENTS 110-PH
Honeywell PW-5000 NexWatch PW5K1OUT
Advantech MARS-1030
Animatics Moog SmartMotor SM2320D-DN2PLS-F2
Dover ELEVATORS 787AC4
National Instruments NI GPIB-120A
MKS 649A-25014
KAWASAKI 50999-0094R01
HONEYWELL GM SENSOTEC SENSOR 060-3147-01
MOOG ANIMATICS SmartMotor SM3416D SM3400D
AGILENT PEFPIF Board E7088-66515-4404-56-200411-00038
Imaging Source DMK 42BUC03
Sorensen DCS55-55
Allen Bradley 1784-PCIDS
NANOMOTION AB3U-300-001-10 DRIVER BOARD AB1A-3U-HR-E16
National Instruments NI USB-6001
WABCO WESTINGHOUSE PC-40
Omron CQM1-ID213
Siemens 6ES7 340-1AH01-0AE0
TYLAN GENERAL AdapTorr AC-2
Sanyo Denki 100W Super L DC Servo Motor L511T-031
CKD AMD512-15AU-4-4
CELERITY UNIT 180 SERIES UFC-180HS
BROOKS 5851E Mass Flow Controller Gas N2, 45 SLPM, 5851EA14BQ2E2BA
Honeywell PW-5000
BROOKS 5851
Johnson Controls CD-W00-00-2
NORGREN VM10
Swagelok 6LVV-A61VD2DP-ASB-NV
Infrared Solutions IR Snapshot 525 Thermal Infrared camera M525-7D2426/No
Carlin Electronic Gas Burner Ignitor Single Pole 41800-02
General Electric GE Mark I-II Board IC3600SSFG1B1B
EDWARDS PV25EKA
JOHNSON CONTROLS METASYS DISPLAY MS-DIS1710-0
SolarEdge FLD Digital K Board for 7.6kW Inverter Single-Phase VNS-DIG-FLD-06
SIEMENS 6ES5 5304-3UB11
Collmorgen DS4 POSITIONING TABLE Actuator DS4-350-C-10G-X23-BE6-LN1-H0-E0-P1
Sanyo Denki 103M89332-2540
Trane DHY01474
CYCLONE CPCI-713
LAM RESEARCH 810-270556-001
OMRON DRT2-AD04
UCV 10K-1/4 VALVE 2ES4D-50357
Facts Engineering F4-CP512-1
Siemens 6ES7 340-1AH02-0AE0
SIMPLEX 4906-9230
UNIT UFC-8100
Proteus 94008SA10TP-P1
EDMI ATLAS MK10D
Kollmorgen N2 Electric Cylinder Linear Actuator N2-D-120-8A-6-MP2-MT1E-Q
YASKAWA 750W AC SERVO MOTOR SGMTV-08A3A-YA12
Schubert&Salzer 7210, BM24C/I-R
Allen-Bradley SLC 500, SLC 5/04 CPU 1747-L542
AMAT 3300-02936
CREVIS MINICAM MV-BV30U
HPE JH321A
Moeller PS4-271-MM1
Thermo Electron 7545MH5
Thermo Scientific ICS-3000/ICS-5000
HORIBA STEC Z700 MFC SEC-Z719MGX
CTC 2203
BROOKS GF125C
Panasonic LT4H-DC24V ATL5111
Anritsu Step Attenuator, 46720 for MS462XX
BROOKS CMX100
Parker VERIFLO SQ420E302PFSMM
Aera FC-7800CD
AMAT APPLED MATERIALS 3300-01405
SIMPLEX 4903-9450
MKS MFC P4B015203R6T030
Siemens 6AV6 545-0AH10-0AX0
Aera FC-7800CU
pCOnet BACnet MS/TP Card RS485 PC010B0BA0
TELI CS8311 CCD CAMERA BV6578A6
Siemens 6ES7 334-0CE01-0AA0
MKS HPS 153-0063P
TRANE VARITRAC CCPIII CENTRAL CONTROL PANEL VACCPWDISP10
FUJIKIN P7000D
SANYO DENKI SANMOTION Q Series 350W AC200V Servo Motor Q2AC10035HXS24M
VAT 65050-JH52-AQK3
MKS 649A Mass Flow Pressure Controller Gas: N2 Range 10 SCCM 649A11T11CAVR
RKC CD901 Digital PID Temperature Controller FK02-M*AN-NN
Pfeiffer TPR 280 Active Pirani Transmitter, DN 16 ISO-KF, PTR26950A
THK SRS12WMUUC1+370LM
Horiba STEC SEC-Z12DWM
CELERITY UNIT 180 SERIES UFC-180HS
Gooch & Housego Q-Switch I-QS041-5S4G-S5
Electromechanical Shutoff Valve 100SMA11-AA11-BB21A0
LENNOX 59W49
Dixon, 12HF12-B
PMC DCX-MC110
Omron EJ1N-HFUB-DRT
Aera FC-980
Mitsubishi Melsec FX0S-30MR-ES/UL
TKSCT 316L
Sanyo Denki 400W BL Super 400-Watt AC Servo Motor P50B07040HCDOOM
SERIES LS15Z LINEAR MOTION GUIDE 840MM
Newport MVN80
Idec FT1A 40 I/O SmartAxis Lite FT1A-B40RC
HP J9830B 2750W
HAM-LET HMB Multiport MonoBlock Pneumatic Valve 60-90psi HMB-DGF-20-4VKLOLOL-GM4
WATLOW ANAFAZE CLS204
Festo DFM-12-25-P-A-GF
MOELLER LE4-206-AA1
Keri Systems NXT-2D
RAE Systems C03-0907-001
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!





















