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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 MHD090B-058-PP1-UN R911276758 REMAN
REXROTH MHD112A-024-PG0-BN SERVO MOTOR
REXROTH MKD041B-144-GP0-KN UNMP
REXROTH MKD041B-144-YASKAWA DR2-02AC-NY41
SANYO DENKI BLSUPER PY HIRATA SERVO AMPLIFIER PY0A150E0XXYPH1
FUJI FRENIC 5000VG5N FRN30VG5N-4AHU30
REXROTH INDRAMAT PERMANENT MAGNET MOTOR 255728 MAC093B-0-OS-4-C/110-B-1/AM164SG
INDRAMAT PERMANENT MAGNET MOTOR 225245 MAC090A-0-RD-4-C/110-A-0/WI520LV
THOMAS PUMP 115/230V 60HZ 2.3/1.2A 2688CEG22
LAMBDA DC24V 27A POWER SUPPLY JWS600-24
YOI SYSTEM INDUSTRIAL PC YOI-611
YASKAWA SGMGH-09ACB6B
INDRAMAT PERMANENT MAGNET MOTOR 252109 MDD093B-N-030-N2L-110PB0
DASAN RND DDC3000-EC
SIEMENS SINUMERIK 810 6FC3551-1AC-Z
PANASONIC AC SERVO MOTOR MFA500MB5NB
Spectron Laser Systems SL1204
SONY / SRX ROBOT CONTROLLER / SRX-C60(SRX-610)
BOSCH / SERVO DRIVER / EBM 1000-TA
PANASONIC AC SERVO DRIVER 113V 5.0KW MFDDTB3A2N02
NACHI IP PUMP IPH-4B-25-20
CONTROL TECH UNIMOTOR 115U2D301BBECA115240
NACHI IP PUMP IPH-4B-25-20-7178A
DEFU SR-BOX-SOLAR 630K SRB-T000-SI02-NNNN
SMC SLIT VALVE 0.45~0.6MPa 10-6PA~atm XGT312-50336-3F-X486
YASKAWA USASEM-35TV21
INDRAMAT PERMANENT MAGNET MOTOR 252243 MAC090A-0-ZD-4-C/110-B-1/AM164SG/S005
LS CARTESIAN ROBOT LU120C2BN0250X10
IAI / IA SUPER ACSEL (TYPE B) / SEL-B-3-AC-200L.100L.
YASKAWA YASNAC XRC JUSP-ACP35JAA JUSP-RCP01AAD
NACHI AC SERVO MOTOR TS 4136 E33
NACHI AC SERVO MOTOR TS 4109 E30
INDRAMAT PERMANENT MAGNET MOTOR 247463 MDD090C-N-030-N2L-110PB0
APEX DYNAMICS GEAR HEAD 060:1 AFR140-S2-P2
BALDOR / SWEO DRIVE / 0184204
TAMAGAWA TBL-B BRUSHLESS DC MOTOR TS 4136
INDRAMAT AC SERVO MOTOR 247464 MDD090C-N-030-N2L-110PB1
TURBOTEK 15ich TOUCH MONITOR MT150-TU
LS SOFT STARTER LSFS 2037 S 0200
MITSUBISHI COLOR VIDEO COPY PROCESSOR SCT-CP220
LS SOFT STARTER LSFS 2037 S 0200
VAT F12-78746-02
PARTICLE SIZING PSS ACCUSIZERFX FXD2
NACHI AC SERVO MOTOR TS 4138N 1E30
DANFOSS VLT SOFT STARTER 55kW 75HP HCD5-0131B-T5-G2X-00-CV2
ALSTOM ALSPA MD2000 22/27-400 029.146637
ABB ACS800-104-0070-5+N652
FANUC VELOCITY CONTROL UNIT A06B-6050-H104
INDRAMAT PERMANENT MAGNET MOTOR 244120 MAC090C-0-KD-4-C/110-B-0/AM164SG
INDRAMAT PERMANENT MAGNET DREHSTROM SERVO MOTOR MAC090C-0-KD-3-C/110-B-0
YASKAWA 25P55A CONVERTER DC270-325V CIMR-MRXN25P5
YASKAWA XCP01C XCP02/OPT CPS-150F JZNC-XRK01D-1
SAMSUNG WIRE LINK UNIT CPL7721-1
TRAFOTEK TRANS FORMER 3HAB 2952-1
SIEMENS 6SN1145-1BA01-0BA0
OMRON E3X-DA21-S
SAMSUNG 5.5kW AC SERVO MOTOR KANF-55BG3T5
RELIANCE D/O PSC DIGITAL I/O CARD S-D4006-E
KULICKE AND SOFFA IND VXI POWER SUPPLY 01484-1002-000-02 073-20650-03
DELTA INVERTER VFD370B43A
INDRAMAT PERMANENT MAGNET MOTOR 253529 MDD090C-N-020-N2M-110GA0
LG / IGBT INVERTER STARVERT IS3 / SV150iS3-2N
EIGHT SANGYO DVC NT-803
FANUC SERVO AMPLIFIER A06B-6058-H322
NACHI 5.5kW AC SERVO MOTOR MFMA552D5V3
SIEMENS 6SN1123-1AB00-0CA1
KEB COMBIVERT F5 15kW INVERTER 16.F5.HBG-Z00G
EUROTHERM 620 VECTOR LINK SERIES 620L/0040/400/0010/UK/ENW/0000/000/B0
INDRAMAT PERMANENT MAGNET MOTOR 263550 MDD071C-N-060-N2S-095GB0
INDRAMAT PERMANENT MAGNET MOTOR 255486 MAC090C-N-020-N2L-110GB0
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!