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集散控制系統(tǒng)(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(tǒng)。隨著計算機和網絡技術的飛速發(fā)展,產生了一種新型的控制系統(tǒng)———現場總線控制系統(tǒng)(Fieldbus Control System-FCS)。但國內生產企業(yè)的情況是:大多數企業(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。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(tǒng)還十分昂貴。因此,除了新建企業(yè)外,國內企業(yè)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(fā)展、過渡的道路。 ??我們在上海石化股份公司環(huán)保部水質凈化廠監(jiān)控系統(tǒng)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(jiān)控。 2?系統(tǒng)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(jié)池、污水一段、氧化溝、四期污水處理、污泥脫水、污泥干化6個生產單元。另外,在廠部設有總調度室,但是總調度室的監(jiān)控水平較為落后,改造之前基本上不能對各個生產單元進行監(jiān)控。為了適應生產需要,提高生產效率,改善操作條件,加強監(jiān)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(jiān)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(jiān)控系統(tǒng)的改造 ??現場監(jiān)控系統(tǒng)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(tǒng)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(tǒng)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(jiān)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(jiān)視作用。
21854 ORIENTAL MTR VEXTA STEPPING MTR W/ GEARHEAD AMAT 0020-62606 ASM46AK-B921316 LAM RESEARCH SMC REG ASSY W/O VHS30-DUS01000 772-076834-001
12702 HP PCB, JET DIRECT PRINT/ETHERNET CARD 10BASE-T 5182-4752
17804 POWER TECHNOLOGY LASER MODULE PPM25(910-100)G3
10480 EUTECH INSTRUMENTS WATERPROOF PORTABLE METER COND610
142 HIRATA LINEAR ACTUATOR SLIDE 1001262908/10/7/Z
12994 PALL MAXI-GASKLEEN FILTER, ?" MVCR, PTFE WT PFA SUPPORTS GLFPF8101VMM8
12091 MITSUBISHI 3 PHASE AC SERVO MOTOR, 106V, 100W, 3000R/MIN HF-KP13
2865 ANRITSU DIGITAL THERMOMETER HL-3600
20289 APPLIED MATERIALS HARNESS ASSY, MOTOR POWER 300MM CHAMBER, 2M 0140-11488
5886 AGILENT DC POWER SUPPLY 0-20V/0-120A, 1000W 6011A
2264 NOVELLUS CABLE ASSY 03-111157-00
1421 MKS HIGH VACUUM PNEUMATIC VALVE 93-6001
197 OMRON INTELLIGENT SIGNAL PROCESSOR K3NX-VD2A-C2
20586 ASML PCB ASSY, 100-0000-114 4022.436.4743
20300 APPLIED MATERIALS TSTR UV/IR SENSOR 180-240NM OUT ENGY 18 1400-01162
13471 LAM RESEARCH ASSY, LIFTER CYLINDER 853-011661-001
4180 NAGANO KEIKI PRESSURE SENSOR GC30-101
9353 DELVO NITTO KOHKI DC POWER SUPPLY CONTROLLER DLC1213-HEB
2127 LEYBOLD THERMOVAC TM22 PIRANI CONTROLLER 89784 TM22
738 SIEMENS BUS MODULE SIMATIC S5 6ES5700-8MA11
20558 ASML PCB ASSY 4022.192.71633
19178 APPLIED MATERIALS ASSY PYROMETER 300-1300C EPI IRCON MRT39999C 0090-03991
5200 LEYBOLD VACUUM VALVE WITH ACCESSORY 28802
B64 DRESSLER RF AUTO MATCHING, C-GUN M12 SWITCH CAP (102139962) VM1500W-CG
14341 MITSUBISHI SERVO DRIVER MR-J2-03BH5-YE
19576 TOKYO ELECTRON 200MM PINCETTET END EFFECTOR 2910-303022-12
972 VEXTA BRUSHLESS DC MOTOR DRIVER BLD180A-MK
10 MKS EXHAUST THROTTLE VACUUM VALVE 153F-16129
7799 KNIEL POWER SUPPLY CPU 15.6,5 (4022.430.14731) 310-021-02
13413 VEXTA BRUSHLESS DC MOTOR DRIVER BLD1524-F
16615 APPLIED MATERIALS TOOL, PRECLEAN II HOOP ALIGNMENT 0270-20087
16751 APPLIED MATERIALS CABLE ASSY, TERMINAL INTERFACE 0150-20143
18949 LAM RESEARCH CABLE ASSY, 5M 833-800785-014
18955 APPLIED MATERIALS OUTRIGGER OUTER MAINFRAME 0040-13240
18956 APPLIED MATERIALS OUTRIGGER INNER MAINFRAME 0040-13239
16436 SCIENTIFIC ATLANTA POWER SUPPLY, 69052 A69052.10
18948 LAM RESEARCH CABLE ASSY, 5M 833-800785-013
18947 LAM RESEARCH CABLE ASSY, 5M 833-800785-012
22278 APPLIED MATERIALS INSERT, LEFT, HQ NITRIDE 0200-36424
3860 BIO-RAD XYZ MOTOR CONTROLLER 013-4035
6316 AERA MFC FC-PA785 MFC FC-PA785Y-BF
9459 SIEMENS FM354 SERVO MOTOR MODULE 6ES7 354-1AH01-0AE0
727 PFEIFFER TURBO PUMP DN63 ISO-K 3P PM P2 980C W/ TC100 PM C01 692A TMH 071P
9513 SCHNEIDER ELECTRIC TELEMECANIQUE LEXIUM 05 SERVO DRIVE LXM05BD10M2
7561 APPLIED MATERIALS 15-SLOT TRAY 200MM .450SPG 0010-13140
10120 ENTEGRIS TEE, 3/8" OD TUBE UT6FN-1
12154 SMC PARALLEL GRIPPER, LONG STROKE MHZL2-16C1
9594 LEYBOLD THERMOVAC PIRANI TRANSMITTER TTR211S
14113 RAMIX PCB, EXPANSION MOD, 700412 W/ SNP-PMC-DIG16 & IXZPMC142-00 PMC901
16712 APPLIED MATERIALS FLOW SENSOR C/A, B/D/F POS, CHILL FAC, P 0150-00886
16851 LAM RESEARCH PCB NODE TYPE 26 W/ GA932700 & 50020R-10 810-013872-104
3336 DRLANGE LICO 300 UNIVERSAL SPECTRAL COLORIMETER W/ LZM269 LMG167
T37 TYLAN GENERAL PR TRANSD LRC: 771-061941-015 0-1000 TORR CDLD-31S06-EMC
14842 APPLIED MATERIALS HOSE ASSY TFE/SST-BRAID 5/16IDX9.25L S 3400-00002
14841 APPLIED MATERIALS HOSE ASSY TFE/SST-BRAID 5/16IDX12"L SEA 3400-00003
16506 SMC 2 SLOTS PNEU MANF W SOLENOID VLV 02-147128-00 17-146883-00 US8187-4
9445 SEW EURODRIVE BRAKING RESISTOR BREMSWIDERSTAND BW100-006
2264 NOVELLUS CABLE ASSY 03-111157-00
1421 MKS HIGH VACUUM PNEUMATIC VALVE 93-6001
20586 ASML PCB ASSY, 100-0000-114 4022.436.4743
11168 COMPACT AIR PNEUMATIC CYLINDER QJM05-4016-B
20300 APPLIED MATERIALS TSTR UV/IR SENSOR 180-240NM OUT ENGY 18 1400-01162
13471 LAM RESEARCH ASSY, LIFTER CYLINDER 853-011661-001
20558 ASML PCB ASSY 4022.192.71633
4747 NEOS DRIVER 21080-2AM
12588 SIEMENS SIMATIC S5 ANALOGUE OUTPUT MODULE 6ES5470-4UB12
19178 APPLIED MATERIALS ASSY PYROMETER 300-1300C EPI IRCON MRT39999C 0090-03991
11045 YASKAWA AC SERVO MOTOR, 3000RPM SGMAS-C2AGA-SU12
14341 MITSUBISHI SERVO DRIVER MR-J2-03BH5-YE
19576 TOKYO ELECTRON 200MM PINCETTET END EFFECTOR 2910-303022-12
7017 ASCO 1/2" STAINLESS STEEL PRESSURE OPERATED ANGELED PISTON E290A045
2162 LAMY NOSE LAMINATOR 220V 50/60HZ 240W I-LAMI-100
6007 AERA MFC FC-PA785 MASS FLOW CONTROLLER TC FC-PA785T-BF
10 MKS EXHAUST THROTTLE VACUUM VALVE 153F-16129
13413 VEXTA BRUSHLESS DC MOTOR DRIVER BLD1524-F
16615 APPLIED MATERIALS TOOL, PRECLEAN II HOOP ALIGNMENT 0270-20087
16751 APPLIED MATERIALS CABLE ASSY, TERMINAL INTERFACE 0150-20143
18949 LAM RESEARCH CABLE ASSY, 5M 833-800785-014
18955 APPLIED MATERIALS OUTRIGGER OUTER MAINFRAME 0040-13240
18956 APPLIED MATERIALS OUTRIGGER INNER MAINFRAME 0040-13239
16436 SCIENTIFIC ATLANTA POWER SUPPLY, 69052 A69052.10
18948 LAM RESEARCH CABLE ASSY, 5M 833-800785-013
18947 LAM RESEARCH CABLE ASSY, 5M 833-800785-012
22278 APPLIED MATERIALS INSERT, LEFT, HQ NITRIDE 0200-36424
1049 BLACK STONE FLOW RATE CONTROLLER BL1.5-14
12189 APPLIED MATERIALS 300MM ELECTROSTATIC CHUCK ESC, 0041-13111 0041-13114
E13 VARIAN 572 IONIZATION GAUGE TUBE K7360302
2809 COSEL POWER SUPPLY, AC100-240V 50-60HZ P15E-24
14113 RAMIX PCB, EXPANSION MOD, 700412 W/ SNP-PMC-DIG16 & IXZPMC142-00 PMC901
16712 APPLIED MATERIALS FLOW SENSOR C/A, B/D/F POS, CHILL FAC, P 0150-00886
16851 LAM RESEARCH PCB NODE TYPE 26 W/ GA932700 & 50020R-10 810-013872-104
3336 DRLANGE LICO 300 UNIVERSAL SPECTRAL COLORIMETER W/ LZM269 LMG167
T37 TYLAN GENERAL PR TRANSD LRC: 771-061941-015 0-1000 TORR CDLD-31S06-EMC
14842 APPLIED MATERIALS HOSE ASSY TFE/SST-BRAID 5/16IDX9.25L S 3400-00002
14841 APPLIED MATERIALS HOSE ASSY TFE/SST-BRAID 5/16IDX12"L SEA 3400-00003
16506 SMC 2 SLOTS PNEU MANF W SOLENOID VLV 02-147128-00 17-146883-00 US8187-4
19287 DAIFUKU RM/TFE/CONV.MAINTENANCE UNIT CONTROLLER, 7A00981HA2 AGH8AA11
19755 APPLIED MATERIALS SCR PN HD 6-32 X.44 HAST 0020-30895
14450 APPLIED MATERIALS HOSE ASSY FLEX BRAID 1/4IDX23.5L 1/4VC, 2FT 3400-01134
14906 WASCO VACUUM SWITCH, 30"HG, 1A, 115 VAC SV129-31S3C/7774
15266 ORIENTAL MOTOR PCB, 5-PHASE DRIVER, EB2276-4G, EB2277-4G A4509-048
16599 PISCO 10 SLOT VACUUM GEN ASSY W/FVUS011-NA VKMH05W-S5/3253/8S2G-B10-NA-VBS
17514 SMC 8 SLOTS VLV MANF + VLVS W/ VACUUM SWITCH ZSE3-0X-21 VJ324M & VJ314
7330 IFM SMARTLINK DP PROFIBUS AC1375
157 ASML PCB POWER SUPPLY INTERFACE 4022.436.1609
21750 ORIENTAL MOTOR VEXTA 2-PHASE STEPPING MOTOR W/ BALL SCREW C9337-9212KM
6138 CELERITY MFC IN3XP MASSS FLOW CONTROLLER BBYLUA002
6570 BROOKS MASS FLOW CONTROLLER, GAS: AR, 300 SCCM GF120CXXO
10943 APPLIED MATERIALS ASSY, SLIT VALVE, METAL ETCH, VITON 0010-70615
5453 ECI TECHNOLOGY PSD/3 SYRINGE PUMP, VALVE LU0970
20580 EMI PCB ASSY, SUNG WEI 11620-01P-707(E1) 098-11620-00
20961 OMRON PCB, TEMPERATURE CONTROLLER, 3385804-8C E5ZT-N08TC01
20913 APPLIED MATERIALS HARNESS ASSY, DR 11-12-13-14 MTR ENC 0140-70601
20910 APPLIED MATERIALS HARNESS ASSY LL MOTION SV I/O PRODR XP 0140-62711
14130 MDC SYNCHRONOUS STEPPING MOTOR, 670000 BRM-133
18685 APPLIED MATERIALS HEATER JACKET SLEEVE 1410-02438
18684 APPLIED MATERIALS HEATER JACKET SLEEVE 1410-02437
19922 FUJIKOKI PRESSURE SWITCH VDP 20TF
18683 APPLIED MATERIALS HEATER JACKET SLEEVE 1410-02418
19147 ADVANCED DELIVERY & CHEMICAL SYSTEM PCB ASSY 969
8230 DAINIPPON SCREEN FILTER BOX ASSY 2VC48054
7961 INTEGRATED DYNAMICS ENGINEERING PREAMP FOR MAXCON 1000 871006-03
2696 TDK CORPORATION POWER SUPPLY, 100-240V 0.8-0.4A 50-60HZ RKW05-10RC
9244 BIMBA ROTARY CYLINDER PT-074180
12019 KOGANEI ELEAVE ELECTRIC HAND W/ EWHC-NH NHB5749 & ACCS. EWHA12A-C-5L
13233 TEXAS INSTRUMENTS PCB, READER SYS CTRL MOD W/RI-STU-MB6A-03 RI-CTL-MB6A-03
44 TOKYO ELECTRON PCB, TTLA08-13 F-MFC_AI_4, 3880-200122-11 3895-120917-11
6039 HORIBA-STEC MFC Z500 SEC-Z522KX
4987 APPLIED MATERIALS HINGE, GENERATOR RACK, PRODUCER SE 0015-01466
661 CONTROLAIR INC I/P TRANSDUCER ELECTROPNEUMATIC TYPE 500X 500-AH
12077 ELMOTEC CONTROLLER LVMS 4800R2
14888 APPLIED MATERIALS I/O BLOCK, 300MM MAINFRAME DEVICE NET, DIP294 0190-13220
16900 APPLIED MATERIALS MOD PWR DRIVER CONTROL MA-CH 0150-08273
14084 TOKYO ELECTRON PCB, TOUCH SENSOR II, 1208-001167-11 1281-001167-1
19516 DIGITAL DYNAMICS PCB ASSY, SIO/SSIOC I/O VER2 005943-B
10534 SMC SI UNIT 16-PORT PNEUMATIC MANIFOLD (IN50310) IN503-09
2716 DIGITAL POWER CORP POWER SUPPLY US250-124
16706 APPLIED MATERIALS HARN ASSY, ENCODERANDHOME SENSOR DRIVER, D 0140-76929
15220 LAM RESEARCH WELDMENT DUAL GAS INJECT 2300 839-016784-002
4173 SIEGER ELECTROCHEMICAL TRANSMITTER SERIES 2000 02000-A-2134
10503 COGNEX IS5413-00 SMART CAMERA W/ PENTAX LENS 800-5830-4R A
973 SWAGELOK FLEXIBLE METAL HOSE SS-FM8RM8RF8-48
9721 SEW EURODRIVE BRAKING RESISTOR (826 269 1) (BW 100-005) 802 272 0
9112 LAM RESEARCH KLA-TENCOR VIDEO FRONT END 2 ES20XP 740-613212-000
11273 IWAKI METERING PUMP EH-E56VC-20EPE5
17550 BANNER WORLD-BEAM MINIATURE SELF-CONTAINED SNSR Q12AB6FF30
22056 AMETEK STEPPER LINEAR ACTUATOR E35H4J-2.33-A04
9030 VARIAN JUNCTION BOX CHT-100 FY102-10100B
268 LAM RESEARCH PCB, EDGE DETECTOR BREAKOUT BOARD 810-17071-001
19562 LAM RESEARCH BAFFLE PLATE 8'' 715-011913-083-H-1011232-AUK-15-132-0835
21766 NIDEC SERVO STEPPER MOTOR W/ ENCODER RENCO-R35I KH56KM2B082
21811 YASKAWA ELECTRIC AC SERVO MOTOR W/O ENCODER COVER SGM-01U3B4L
21804 FAULHABER DC SERVO MOTOR W/ MINIMOTOR 23/1 66:1, P/N: 942193 2842S012C
12810 CTI CRYOLINE PRESSURIZED STAINLESS STEEL HOSE,10FT LONG 8043074
8646 OMRON PANEL METER K3NX-VD1A-T1
7528 TOKYO ELECTRON ELECTRODE BOTTOM, P/C (85P-ESC-NW2-UP) ES1885-023137-17
12091 MITSUBISHI 3 PHASE AC SERVO MOTOR, 106V, 100W, 3000R/MIN HF-KP13
19384 VIPA DIGITAL INPUT MOUDLE, DI 16XDC24V VIPA 221-1BH10
注:聯系我時,請說是在“傲立機床網”上看到的,謝謝!