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集散控制系統（Distributed Control System－DCS）集計算機技術、控制技術、通信技術、CRT技術于一體，廣泛應用于生產過程控制系統。隨著計算機和網絡技術的飛速發展，產生了一種新型的控制系統———現場總線控制系統（Fieldbus Control System－FCS）。但國內生產企業的情況是：大多數企業還處于模擬儀表和人工控制的階段，采用DCS控制系統的企業仍是少數。由于DCS應用廣泛、技術成熟，在現有的技術條件和市場條件下，FCS還不能完全取代DCS，而且目前現場總線設備和系統還十分昂貴。因此，除了新建企業外，國內企業在較長時間不可能全面采用現場總線技術，而必須走逐步發展、過渡的道路。 ??我們在上海石化股份公司環保部水質凈化廠監控系統的改造項目中，對3個生產單元已有的DCS和PLC進行改造，增加通信功能，實現總調度室對各生產裝置的集中監控。 2?系統改造方案?? 根據水質凈化廠各生產單元的功能和建設階段，分為廠外調節池、污水一段、氧化溝、四期污水處理、污泥脫水、污泥干化6個生產單元。另外，在廠部設有總調度室，但是總調度室的監控水平較為落后，改造之前基本上不能對各個生產單元進行監控。為了適應生產需要，提高生產效率，改善操作條件，加強監控手段，確保各生產裝置的正常運行，急需對各生產單元和總調度室進行技術和設備的更新改造，從而能在總調度室對各裝置進行監視管理，及時了解各裝置的運行情況，達到指揮及時和調度準確的目的。 2．1?現場監控系統的改造 ??現場監控系統的改造要充分利用原有儀表和設備，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（系統結構見圖2—1）： ??四期污水處理生產單元控制設備配置了兩套ALLEN－BRADELY公司PLC設備。25塊開關量輸入信號卡，可采集384點信號；7塊開關量輸出信號卡，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＋（數據高速通道）實現數據共享。在原有的現場控制計算機上分別增加以太網卡，通過以太網將實時數據送到總調度室處理。??輸出192點信號；1塊模擬量輸入信號卡，可采集8點信號。系統運行采用遙控開關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臺現場操作站，用點對點方法連接，使PLC的數據通過現場操作站送到以太網上，與總調度室監控計算機通信。但RS－232傳輸速率只有9600bps，操作站僅對現場起到監視作用。
7593 WATLOW TEMPERATURE CONTROLLER TYPE 4X AND 12 ENCLOSURE EC12RG-AAAAEE15615 APPLIED MATERIALS LIFT PLATE FIXED LIFT PIN 200MM PROD 0200-02577
T94 BROOKS BARATRON, PRESSURE TRANSDUCER, CMC SERIES,10 TORR CMCAT1122AR
14695 TOKYO ELECTRON PCB, DATA-IN2.. TTL-T0062 2181-020169-11
16709 APPLIED MATERIALS CABLE ASSY, RPS2, NF3, OVER PRESSURE 0150-76428
19884 APPLIED MATERIALS HTR INJECTION VALVE,LIQ INJECTOR 50W-120 1410-01054
16752 APPLIED MATERIALS CABLE ASSY, ECI PCB TO EV MANI. 418660 0150-10384
15614 APPLIED MATERIALS THREADED NOZZLE ALL CERAMIC 2.55L 110% NEW 0200-03018
12259 FUJIKIN PNEUMATIC ACTUATOR BELLOWS VALVE, O.P. 0.34 ~ 0.69MPA 100087
8980 APPLIED MATERIALS MKS REV3.0 G4 PLUS 4-PORT UPA 300MM REFL 0190-38324W
11434 EDWARDS PUMP DISPLAY TERMINAL, 5WAY XLR PLUG D37280700
12774 SMC HIGH VACUUM VALVE XYD-80K-M9PA
T51 BARKSDALE PRESSURE TRANSDUCER, 0-100 PSIG, CVD-2000 803H4-004
17705 SCV KITZSCT BELLOWS VALVE, FKM-SEAT IB80S-VMF-STD-31
19305 GENGE&THOMA GSI LUMONICS LINEAR MOTION TRANSDUCER, ART.15-012.12 HP-15-12
14994 TEL PCB ASSY T-BAWL CTRL UNIT MDIF-01A 2184-020337-11 MDIF-01A-1
8130 TOKYO ELECTRON PCB POWER CONTROL BOARD (808-521630-1) W/ 881-6 881-521630-1
6141 HORIBA-STEC MFC UR-7340 AUTO PRESSURE REGULATOR UR-7340MC
12744 APPLIED MATERIALS SHLD PLATEN BRG FULLVISION N-CUST REFL 0041-11526
22275 MKS HEATER BASE STATION 4700-0001
22314 VARIAN 90 TOP OUTLET E17314640
22315 VARIAN 90 TOP INLET E17302410
22294 VARIAN BOTTOM END LINER E17314630
21045 PFEIFFER VACUUM TURBO PUMP DN100 ISO-K PM P02 TMH 260
10179 BANNER MICRO-SCREEN LIGHT CURTAIN EMITTER & USE3624YP2/USR3624YP2
9633 NOR-CAL INTELLISYS IQ SERIES NC TBV-IQA-200-NW-50-S02
10706 YASKAWA AC SERVO MOTOR SGM-02A312
5724 TAMAGAWA SEIKI SERVO MOTOR 4506N9922E200
23765 ADVANCED ENERGY RF GEN, MDX-L12, 0190-76007, AE-A-146 3152313-000C
4921 VERTEQ PROCESS SYSTEMS BUBBLER 120VAC W/MATCH'G TRNSFORMER ST800-C1-MC2-QTZ
7328 ELECTRO-OPTICAL SYSS NOVELLUS NON-CONTACT MEASUREMENT 02-101176-00
2326 ZYTRON ANALOG TEMPERATURE CONTROLLER SERIES 100 102-51-Z027A
16937 EATON/CUTLER-HAMMER ASSY COVER PROTECTIVE SNSR 0020-31732
9434 SCHAFFNER POWER LINE FILTER FN356-36-33
10956 COSEL POWER SUPPLY BOARD LEA150F-24
4722 WASCO VACUUM SWITCH 115 VAC 1A SV120-31W2A-X/9217
21340 LAM RESEARCH WELDMENT PIN 715-076956-002
20776 OLYMPUS PCB ASSY, PEPS-SNS, SQ5800 DV239800-01
1050 SUPERIOR ELECTRIC STABILINE POWER QUALITY INTERFACE PQI-3120H
21830 MITSUBISHI AC SERVO MOTOR W/ GEARHEAD HC-KFS13BK-S9
20341 CCSI PCB NETWORK STANDARD I/F MOD PCB71600-00B SB871600-00A STD20-CXS
21015 APPLIED MATERIALS CABLE ASSY DNET HUB TO MFC5 CH-Y EPI 3 0150-47457
11793 LAM RESEARCH PCB, A4 GAS BOX INTERFACE, VMIVME MODEL 5530S 810-077433-002
11453 PARKER COMPUMOTOR, 4-AXIS INDEXER AT6400-AUX1-120V
17705 SCV KITZSCT BELLOWS VALVE, FKM-SEAT IB80S-VMF-STD-31
19305 GENGE&THOMA GSI LUMONICS LINEAR MOTION TRANSDUCER, ART.15-012.12 HP-15-12
14994 TEL PCB ASSY T-BAWL CTRL UNIT MDIF-01A 2184-020337-11 MDIF-01A-1
12035 PHOENIX CONTACT SENSOR/ACTUATOR BOX, P/N: 1516069 SACB-8/3-L-10,OPUR-M8
772 BECO METERING VALVE MV-44P-A
6141 HORIBA-STEC MFC UR-7340 AUTO PRESSURE REGULATOR UR-7340MC
22275 MKS HEATER BASE STATION 4700-0001
22314 VARIAN 90 TOP OUTLET E17314640
22315 VARIAN 90 TOP INLET E17302410
22294 VARIAN BOTTOM END LINER E17314630
4503 PANASONIC SERVO MOTOR WITH GEAR HEAD MSM012A1F
5930 KAIJO CORPORATION 5341I CLIMPULSE ULTRASONIC GENERATOR 400-28F
9129 APPLIED MATERIALS TUBE, FLANGED, HEATER LIFT BEARING, BESC 0021-22011
833 SUPER VEXTA 5-PHASE DRIVER UDX5107-A3
10440 EUTECH INSTRUMENTS PH/MV/CONDUCTIVITY/C/F METER PC 2700
12239 VERIFLO UHP DIAPHRAGM VALVE HIGH FLOW MANF, P/N: 45300401 955Y3NC/NCFSFFFB
6139 UNIT MFC MULTI FLO 8161 UFC-8161
23765 ADVANCED ENERGY RF GEN, MDX-L12, 0190-76007, AE-A-146 3152313-000C
11610 COSEL 5V/5A 24V/9A POWER SUPPLY LEB225F-0524
16937 EATON/CUTLER-HAMMER ASSY COVER PROTECTIVE SNSR 0020-31732
7832 APPLIED MATERIALS ENDURA ASSY 101 WAFER LIFT 0010-70271
11765 LAM RESEARCH GAUGE CABLE, 1.1M 684-097837-001
21340 LAM RESEARCH WELDMENT PIN 715-076956-002
20776 OLYMPUS PCB ASSY, PEPS-SNS, SQ5800 DV239800-01
1050 SUPERIOR ELECTRIC STABILINE POWER QUALITY INTERFACE PQI-3120H
21830 MITSUBISHI AC SERVO MOTOR W/ GEARHEAD HC-KFS13BK-S9
1627 NEMIC-LAMBDA SWITCHING POWER SUPPY, 100-120VAC 3.2A 50/60HZ HK150A-5/A
20341 CCSI PCB NETWORK STANDARD I/F MOD PCB71600-00B SB871600-00A STD20-CXS
21015 APPLIED MATERIALS CABLE ASSY DNET HUB TO MFC5 CH-Y EPI 3 0150-47457
8620 POWER ARCHITECTS POWER SUPPLY PA-1085
2687 OMRON CPU11 PROGMABLE CTLR CPU UNIT W/ PA203 OCH & OC222
23049 YASKAWA ELE AC SERVO MTR W/ NEUGART PLE 40, 2070048 SGMAH-01A1F-AP51
7977 DAINIPPON SCREEN MAIN I/O BOX CONTROLLER HEME-6031 AP-1985A-S HEMH-503B1
7355 BEI TECHNOLOGIES LOAD ROBOT ENCODER PN:9 E25BB-4R-SB-CCW-8CC-7406R-LED-ED25
2085 NEMIC-LAMBDA POWER SUPPLY, 0-10V 0-2.0A ZUP10-20
1338 ORIENTAL MOTOR BRUSHLESS DC MOTOR DRIVER FBLD75A
13080 EDWARDS FORELINE TRAP, P/N: A13305000 FL20K
15731 LAM RESEARCH PCB, VME BREAKOUT BOARD ASSY 810-800082-201
2778 ASYST RETICLE HOLDER-RETICLE POD, SINGLE, 4001-5038-06 4001-6746-02
19707 ASML MAXON DC MOTOR 4022.456.4448
4145 SYSTEM BASE MULTI-8/PCI DRIVER PANEL RS232 P-8/232
12733 YAMADA CORPORATION AIR POWERED DOUBLE DIAPHRAGM AODD PUMP NDP-5FPT
7773 GE FANUC PCB 605-048878-001 FLASH V0.1 350-00007671-421000 VME-7671-421000
22488 BROOKS ASSY, CABLE, DB44HDM-DB44HDF, 50' 8CH SERIAL 002-4042-06
6396 AERA MFC FC-DN781C FC-DN781C-BA
1394 IWAKI BELLOWS PUMP SBU-3T-ME4
16563 OEM PCB, SAT 7278-3 W/ BLM21-01 BOARD 83105-210-01
14577 ANALYTICAL TECHNOLOGY MONITOR MODULE, % O2, 10-15VDC 0.3A A/R
7053 POLYSPEDE ADJUSTABLE SPEED DRIVE SYSTEM W/ MANUAL PRD2-16
19202 MCG BRUSHLESS SERVO AMPLIFIER, BMC12H-INV B25A40ACK-MC2
15543 LAM RESEARCH PCB, I/O MOTHERBOARD, ESC 810-17001-1
11139 ANELVA VALVE, V SERIES, TYPE-L V-040LV-MMI
21542 APPLIED MATERIALS LINE, EXHAUST HTF CHAM. A/B, MF 0050-14805
21553 TERADYNE PCB, TGMOD 151E, TW823 950-823-06
2643 SPAN GAS CYLINDER SCALE AMPLIFIER SAM-305
3896 GRANVILLE-PHILLIPS TUNGSTEN FILAMENT FOR MICRON ION GAUGE 354003-TD
1841 CHROMALOX 1/4 DIN TEMPERATURE CONTROLLER 2001-702J1
9290 CHUO SEIKI STAGE LINEAR POSITIONER LS-612
20519 DELTA TAU PCB, UMAC AC POWER SUPPLY, 603269-105, LFVLT130-4102 ACC-E1
8102 TOKYO ELECTRON PCB ALPHA 8S VERTICAL FURNACE 118100025518 MC-31042A
16115 APPLIED MATERIALS HOSE 165, INSULATED, SWAGELOK SS-6BHT-36 0190-35464
18256 OLYMPUS MDPLAN 10 MICROSCOPE OBJECTIVE LENS, 0.25, INFINITY/- F=180 IC10
19663 APPLIED MATERIALS INSUL PLIS/EPLIS FINAL VALVE UPPER EASY 3420-01118
10178 NEC VIBRATION ISOLATION MOUNT (L20CMxW9.5CMxH8.5CM)
16278 APPLIED MATERIALS ASSY, RF FILTER BOX PRODUCER SE W/ 0150-06867 0090-04947
11765 LAM RESEARCH GAUGE CABLE, 1.1M 684-097837-001
1216 MITSUBISHI MELSEC PROGRAMMABLE CONTROLLER FXON-24MR-ES/UL
9276 VERIFLO 3-WAY REGULATOR VALVE IR401W3PVITS4TS
19438 SYMBOL LASER BARCODE SCANNER, SP8882-5614 LS-1220-I322A
21849 SANYO DENKI AC SERVO MOTOR BL SUPER P3, AMAT 0190-15759 P30B04010DXS1CM
15493 HUB CITY RIGHT ANGLE BEVEL SPEED REDUCER, 0221-14406 AD4 1/1 A
2260 APPLIED MATERIALS DIA VLV MAX IN 125 PSI P/N: 944AOPLPNCSFSFF 3870-01306
16726 APPLIED MATERIALS FLOW SENSOR C/A, A/C/E POS, CHAMBER H 0150-00882
19128 APPLIED MATERIALS LIFT PIN FIXED 200/300MM 2-00000103-334 0200-02575
16123 APPLIED MATERIALS LINE,UPPER EXHAUST WXP CHMBR D 0050-76670
15457 HOKUYO SCANNING INFRARED LED OBSTACLE DETECTION SENSOR PBS-03RN
14969 CLIPPARD 8-PORT ELECTRONIC PNEUMATIC MANIFOLD BOARD PCB EMC-08
15215 APPLIED MATERIALS MANIFOLD CLEAN GAS 200MM PRODUCER 0021-04297
16729 APPLIED MATERIALS CABLE ASSY, EMO INTERCONNECT,25M 0150-16006
16465 APPLIED MATERIALS TURCK CABLE ASSY CHX GP PNEU 0150-24602
16466 APPLIED MATERIALS TURCK CABLE ASSY CHY GP PNEU 0150-24599
17923 TEC PCB, PWB-PSU-TRN-M2 6LG01991000
17924 TEC PCB, PWB-PSU-TRN-M1 6LG01990000
18616 LAM RESEARCH RF COAXIAL CABLE, 1.5M 853-025918-005
22332 NOVELLUS MOTOR MOUNT 15-11193-00
15852 APPLIED PRECISION FLOWPOINT NANOVALVE CONTROLLER 52-504254-011
4512 PALL FLTR IN-LN GAS 3000PSIG 1/4-GSKT SEAL M GLFPF3000VMM4AM
2856 ENI IMPEDANCE MATCH NETWORK PN:MWH-100-01M6 MWH-100
注：聯系我時，請說是在“傲立機床網”上看到的，謝謝！
