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集散控制系統(tǒng)(Distributed Control System-DCS)集計算機技術(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)過程控制系統(tǒng)。隨著計算機和網(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)場總線控制系統(tǒng)(Fieldbus Control System-FCS)。但國內(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)條件和市場條件下,F(xiàn)CS還不能完全取代DCS,而且目前現(xiàn)場總線設(shè)備和系統(tǒng)還十分昂貴。因此,除了新建企業(yè)外,國內(nèi)企業(yè)在較長時間不可能全面采用現(xiàn)場總線技術(shù),而必須走逐步發(fā)展、過渡的道路。 ??我們在上海石化股份公司環(huán)保部水質(zhì)凈化廠監(jiān)控系統(tǒng)的改造項目中,對3個生產(chǎn)單元已有的DCS和PLC進行改造,增加通信功能,實現(xiàn)總調(diào)度室對各生產(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各個生產(chǎn)單元進行監(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,加強監(jiān)控手段,確保各生產(chǎn)裝置的正常運行,急需對各生產(chǎn)單元和總調(diào)度室進行技術(shù)和設(shè)備的更新改造,從而能在總調(diào)度室對各裝置進行監(jiān)視管理,及時了解各裝置的運行情況,達到指揮及時和調(diào)度準確的目的。 2.1?現(xiàn)場監(jiān)控系統(tǒng)的改造 ??現(xiàn)場監(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時性。首先對自控程度較高的3個單元進行改造(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)量輸入信號卡,可采集384點信號;7塊開關(guān)量輸出信號卡,可輸出112點信號;3塊模擬量輸入信號卡,可采集24點信號。兩套AB—PLC通過DH+(數(shù)據(jù)高速通道)實現(xiàn)數(shù)據(jù)共享。在原有的現(xiàn)場控制計算機上分別增加以太網(wǎng)卡,通過以太網(wǎng)將實時數(shù)據(jù)送到總調(diào)度室處理。??輸出192點信號;1塊模擬量輸入信號卡,可采集8點信號。系統(tǒng)運行采用遙控開關(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臺現(xiàn)場操作站,用點對點方法連接,使PLC的數(shù)據(jù)通過現(xiàn)場操作站送到以太網(wǎng)上,與總調(diào)度室監(jiān)控計算機通信。但RS-232傳輸速率只有9600bps,操作站僅對現(xiàn)場起到監(jiān)視作用。Siemens 3VL9300-3MN00
REXROTH MHD090BBeckhoff output terminal KL2622
Lenze 8400 starteline C Type: E 84 avsce 7524SBO
Siemens Digital Input 6ES5430-4UA12/6ES5 430-4UA12
Stanley Q3000P Sigma Module Model: 21A100301
Siemens 6ES5453-UA12/E
NORDAC Vector Inverter Type: SK 4000/3
Siemens 6GK7 443-1EX02-0XE0
Lenze inverter drives 8400 Stateline C E 84 avsce 4024VX7
Siemens 3RV1031-4DA10
Siemens Micromaster 4 SINAMICS 6se6400-3cc01-0ab3
Siemens Simatic S5 6ES5 525-3UA21/E:06
Lenze funkenstoerfilter/RFI Type: E82ZZ37112B220
Lenze servo converter type: EVS9327-EP/33.9327PE.2R.26-V910
MITSUBISHI A8GT-J61BT13
Lenze Spark Noise Filter Rfi Type: E82ZZ75134B210
Digital panel instrument Type: dsa13-na40/a20r-20
Indramat Rack MT-CNC Type: MTC02.5-C03 - L 1 * Q10-B2-L1-FW/LK
Lenze Brake Resistor Type: Australian 370R150W
Sick amv40-011/amv40011
Schneider Electric Altivar 212 Type: ATV212WU15N4C
Stanley SG-Alpha - 202-001
Klockner Moeller Mains Filter Type: DE4-LZ3-ZK2-V4
Siemens Simatic S5 6ES5 464-8MD11
Sew Eurodrive DFP PROFIBUS FMS/DP 8227241.12
Bonfiglioli RFI Filter Type: F1060701-Sefl-E9S-0.75-F7
Lenze function module Standard PT 100/3G Type: E 82
Siemens LOGO 6ED1 055-1MB00-0BA1/E
Allen Bradley Powerflex 700 20 BC 3 P 5 a 0 AYNANC 0 Type: 1/IP20
Ahlbrandt System Mesh Filter Type: TD 3002
Lenze 9220 Servo Drive Type: EVS9224-E/33.9224 E.5C.51
Lenze Single Drive L-Force Type: E 94 Ashe 0474
Lenze DS network Throttle 3x3, 5mH +/-10% 5,5A/3816/34692
Schneider Electric Contactor Relay LC1D093BL
MITSUBISHI Connection Cable for Programmable Controller Type: AC06B
Rexroth Indramat Permanent Magnet Motor MAC090B-0-JD-1-B/130-B-2/IO1000/S019
Siemens Simatic S5 6ES5 525-3UA21/E:06
Lenze AC Filter Type: EZN3A1500H003
Lenze Interbus S Bus Drive Type: EMF2111IB
Rexroth Indramat Permanent Magnet Motor MAC090B-0-JD-1-B/130-B-2/IO1000/S019
Beckhoff EL1002
Digital panel instrument Type: da13-na40/d20r-4
Lenze servo converter type: EVS9327-EP/33.9327PE.2R.26-V910
Lenze Busbar Holder I/O System 1000 epm-s900
Lenze Spark Noise Filter Rfi Type: E82ZZ75134B210
Indramat Rack MT-CNC Type: MTC02.5-C03 - L 1
Wieland Kundan 16/U
Schneider Electric Altivar 212 Type: ATV212WU15N4C
Stanley SG-Alpha - 202-001
Lenze GPT Clock/Direction Module Type: LF-ADW-1
Sick Miniature Light Switch VT18-204172S01/6 012 020 - 9827
Siemens Simatic S5 6ES5421-8MA12 6ES5 421-8MA12
Bonfiglioli RFI Filter Type: F1060701-Sefl-E9S-0.75-F7
Lenze function module Standard PT 100/3G Type: E 82 ZAFSC 100
Siemens LOGO 6ED1 055-1MB00-0BA1
Allen Bradley Powerflex 700 20 BC 3 P 5 a 0 AYNANC 0 Type: 1/IP20
Ahlbrandt System Mesh Filter Type: TD 3002
Sew movidrive Type: MDX61A0370-503-4-OO
-058-PP1-UN R911276758 REMAN
REXROTH MHD112A-024-PG0-BN SERVO MOTOR
REXROTH MKD041B-144-GP0-KN UNMP
REXROTH MKD041B-144-KP1-KS R911295887 NSNP
REXROTH MSK071E-0300-NN-M2-UG1-RNNN SERVO MOTOR
REXROTH MSK071E-0300-NN-M2-UGL-RNNN
REXROTH MSK071E-0300-NN-S2-UG0-RNNN PERMANENT MAGNET MOTOR
REXROTH MSK071E-0300-NN-S2-UG1-RNNN SERVO MOTOR
REXROTH MSK071E-0450-NN-S1-UG0-NNNN SERVO MOTOR
REXROTH MSK100B-0200-NN-MLAP0-NNNN SERVO MOTOR 3 PHASE
REXROTH VT-DFPE-C-22/G24K0/2A0V/V R900705156 UNMP
RITTAL SK3217100 NSMP
RIX ESX20M-E012(7248) NSMP
ROCKWELL AUTOMATION 0-58820-2 MULTIBUS CONTROLNET MODULE
ROFIN 625-756130 LASER HEAD
ROSEMOUNT 2051TG5M2B21AE5M4T1A1037 NSMP
ROSEMOUNT 3051CG4A02A1AH2E5B3 PRESSURE TRANSMITTER
ROSEMOUNT 3051L2AG0XD11AAM5Q4 NSMP
ROSEMOUNT 3051L2AG0YD31AAS1E5F1 NSNP
ROSEMOUNT 3051L3AA0AD31AAS1M5E5 UNMP
ROSEMOUNT 3051L3AC0FD11AAM5 NSNP
ROSEMOUNT 3051S1LD2AA1A1020NEF71DA60K5M5 275PSI NSMP
ROSEMOUNT 3051S2CA4A7E12A1AK5M5C3 PRESSURE TRANSMITTER
ROSEMOUNT 3051TG4A2B32BK8P2Q4Q8CNQT NSMP
ROSEMOUNT 8711TTA010R1F0135N5 MAGNETIC FLOW TUBE
ROSEMOUNT 8732CT12N0C1 NSNP
ROSEMOUNT 8732EMT1A1N5M4Q4
ROSEMOUNT VORTEX 8800DF030SA1N1D1K5M5 FLOW METER FLANGED
ROTORK PROCESS CONTROLS SM-1020-D-1-0.7/350-90 DEG
SAFESCAN SS7B211MD0 LIGHT CURTAIN
SANYO DENKI P60B13200HBVAB NSNP
SANYO DENKI P60B13200HBVAB REMAN
SCANRAY 08-2526-01 NSMP
SCHNEIDER 394-9411 NJGF36150Y011 150A 600V (AS PICTURED) NSNP
SCHNEIDER 394-9412 NJGF36175Y011 175A 600V NSNP
SCHNEIDER ELECTRIC ATV212HD30N4 NSNP
SCHNEIDER ELECTRIC ATV71HD18N4Z (AS PICTURED) NSNP
SCHNEIDER ELECTRIC ATV930D15N4 NSNP
SCHNEIDER ELECTRIC COMPACT NS GCRNS6301600CB AUTOMATIC SWITCH *NEW IN BOX *
SCHNEIDER ELECTRIC MODBUS PLUS 416NHM30030A INTERFACE ADAPTER *FACTORY SEALED*
SCHNEIDER ELECTRIC SM-140/30/210/P0/45/M1/B1 SERVO MOTOR
SCHNEIDER ELECTRIC TSXP573634M NSMP
SCHUTTE & KOERTING 71-XC-18 NSNP
SEIDEL 60WKS-M240/50-RLG SERVO DRIVE
SEL 751A01A3A1A738512200 NSFS
SEL 751A51A1A3A73851231 110-250V 5A NSMP
SEW EURODRIVE DFT71C4 GEAR MOTOR w/ S37DT71C4 (AS-PICTURED)
SEW MFI21A/MM03/Z18A NSNP
SEW-EURODRIVE MAS51A030-503-50 MOVIDYN DRIVE (AS PICTURED)
SEW-EURODRIVE MDX61B0110-5A3-4-00 DRIVE (AS PICTURED)
SHINKO ELECTRIC AMD-L25-S-100-3504 NSNP
SICK CLV490-0011 BAR CODE SCANNER
SICK S30B-3011CA NSMP
SIEMENS 17HUG92NF14 NSMP
SIEMENS 1FK6084-6AZ21-9ZZ9-Z NSNP
SIEMENS 1FK7063-5AF71-1EB0 NSMP
注:聯(lián)系我時,請說是在“傲立機床網(wǎng)”上看到的,謝謝!