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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。
STAHL INTRiNSPAK 9001/02-093-050-10MAR-EL AS MET-200M
Pepperl + Fuchs KFD0-CS-Ex2.51P 71991 KFD0CSEx251P
Omron NO020 Output Module 3G8B2-NO020 0228996-7C
DEK PCB 160545
Supply LTBG1 0931.820.1-05
Thorn Security MF601M
Lenel LNL-1000
HYUNDAI PCB HC16203-A
Netstal MSY3 110.240.9409c
Shinko Technos JCS-33A-S/M
ECA-306 K/827/6-001
Hanyoung MP3 4-DV-0A
OJ Electronics EFM-9161
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SEIDENSHA DR-84001
Furuno 16P0141
Carlo Gavazzi PMC01C230
A13067-C ETH1-03922
LEUKHARDT VRAM 109 S01 CARD 0060.0.109B
LEUKHARDT PSWT 121-1 CARD 0060.0.121.B
LEUKHARDT CPU 488 122-1 CARD LS 810-122D
Omron E5CN-R2TU
Schleicher KZT12-98
Advantech PCA-6108P6
ADEPT 20310-13110
Baumüller 3.8110Ba
GE FANUC IC620ALG021A
Toshiba PX17-35753A
PCB R-53E Signal Relay Box RB1153-3031
M7701 PCB Card M7701 JFH DEC-T-17V-0
Omron EE-1003
SEW Eurodrive DBG60B-01
Disibeint Electronic FC 140 415
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BEI Industrial H25E-F1-SS-300-AB-7406R-SM16-S
MTL 9323-SC
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FDB EFR-21
Hypertherm 041149 PCB 041148
SEIDENSHA DR-84001
208210EU-00
Vexta STP-5 STP-5HB
Omron CS1W-MD291
Phoenix Contact IBS 24 BK/LC InterBus-S IBS-24
Eurotherm TE10A
Electromatic PMP6RS
DSP PCI-ADSP160
SEW 8257221
Phoenix Contact IBS RT 24 DI 32-T
SUNGHO SF-60M
Q632A108 0820N R4440V100-A
Flakt V4535365
JUMO TB/TW 701160/8-0153-001-23
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Siemens 6GK1901-0AA00-0AA0
RONAN AM-0000 R16 91619
DR096Z775PZM
Omron V600-H06
Omron V600-HA51
Rexroth 7291 FD 05W37 MNR 3631270000
DEIF Inwatt Tap-110DG/1 10072-1
Allen-Bradley 1794-IE8
Schneider Electric ATS01N112FT
Honeywell W7751B2002
DATA IMAGE P027
MST MARSEN DMB-288
GELcore PCB-RX11-52LED-20A-R2
Omron ZFV-XC3B
Carlo Gavazzi DUC01DB23500V
FUJI Electric NP1Y64T09P1
SERVOMEX 513
NS770C
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Hitachi EH-YTP16
Hyundai HEI-SR002
Siemens 3TK2907-0BB4
Carlo Gavazzi Dupline G3429 6470
MTL4842
Echelon 55020-10
Hamilton Medical Board 150400/04
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HANA Electronics HN-20CAW
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Rochester RIS VXP-2B P1-E1-XA-F50-N
ENDA ETS1410
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AB06C-2001
Sick UE 10-30S3D0
Omron C200H-AD001
Phoenix Contact MCR-DAC 8U-10BUS
Omron H2E
MOELLER PS4-201-MM1
Enercon 185816
Leukhardt MIX 2-2 204.01
Multitek M100-DI1
Sailor AP5042
Kriwan Engine Guards INT69
Omron SE-KP1N
Toshiba PX17-90040
Omron Sysmac CPM1A-10CDR-A
PULS DP255.501
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041110 H002
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UAT No. 1110 T-120 05H
PCB 781016
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SEIDENSHA GR-IK8711
LP31001854-2
MIQ96-2 DIEF 1200900012B
PFA-100 Interface PCB 4220-0177
MAELB05A 97-02-17
Vellinge Electronics 560 60 04-01
ECA-105
Selec DTC503
WPMV200SC
Kramer VP-400N REV 6 Card 2090-70426016 VP400N
Omron K8AC-H12CC-FLK
Basler Electric 9261500100
FP2-C1 AFP2211
Extron Electronic PCB 20 250 01
Allen Bradley 1747-L524
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AIM CAT 5E
VIDPCI011ADWW
Yokogawa F3LP02
OMRON K35-2
PENTAX PB300Cam
Weidmuller 402017
FUJI DR30D0L-M4G
XW2Z-100J-B13
P909-101-010-000
Samwha EOCR-FD-150-220
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Omron CS1W-ETN01
Omron F160-VSR3-001
OMRON E53-CN03N
YASKAWA JPMC-AN2900
OMRON DST1-XD0808SL-1
Siemens APOGEE Automation 549-209
Mitsubishi Melsec A1SCPU
Validyne CD16
PH-Rangiermodul 3522449
Saltec Powerlink SP MS2
GA-2424 CBS502424
010PCI10S-00-0E2
AMB605
RONAN FHD24-000
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EDA 1-020-00400
TURCK IPM-3I11-AC/T
Fujinon DK-401
Diamond FAB 22030206-005
Drake D8490B
OMRON C2000-MR141-V2
OMRON E2CA-AL4
Hager 8199-340-20
VT-8 PC Board 94V-0 0834
Schneider Electric RH99M
Omron SRT2-MD32ML
HITACHI 2SK410 JPN 8M3 02
RadiSys PCX 344
GOSSEN DIG 1B 1554-Y
Furuno 24P0079
VALVE & XFMER 4610959
SHARP K9249DE PCB X9249CE
E.Dold & Sohne KG BA9041
Digigram PCX924
ISATRONIC MK III 50022-24-4
90603/1/3/6 SX HE1102 68 FC 96ABC FYC 20N 8404
AFP33483
YAMATAKE WY7208W1120
ESEC SA 700.495/3
OKI AYU901-1123G001
K/762/622-001A
BEA TECHNOLOGIES MATRIX S 12-24 PF 016774
Symec SV-210
Commscope ATM200-A20
Samwha EOCR-PDM K09421
OMRON NE1A-SCPU01
Asahi Keiki AM-122A-13-45-2
OMRON KM100-TM-FLK
Motorola QRF-22-550
STORM ELECTRO AS 0987
OMRON DRT2-ID08
PATOL PCB 033
P21NSXS-LSS-NS-09
Oriental Motor FSP200-2
IFS VR2100
YASKAWA SGDL01AP
BECKHOFF KL3454 4
Pantec DPI 30 A8D20XX05
Failsafe MG-600
Omron E53-CNHH03N
OMRON K35-3
OMRON C200HW-PA204S
OMRON CS1W-BC023
OMRON DRT2-OD16
Sensor 51457-5L 00496760
PCT 18-AF-930E
Simard Shipmate RS 5345
EA035854
ANA-64022-LV
NABCO NAN-102-01 PCB 888 72741220 K37007-10C
A2-203189-SA
OMRON F39-MC11
Welch Allyn Scanteam 3700-CCD 79760-101
TOSHIBA PX17-35753A
ZABEL 45G Keypad 000100
Valcom TSU400FM-N-DIN-I 2
FACOM NU-784B/97
BIRCHER QZMP-U1
BD625A992G51A
YASKAWA SGMM-A2S312
PCI-91110080DG
Mitsubishi A1S64AD
GV2-PS3
P6100 2210102
Contec COM-4PD(PCI)H
MTL 3041
Thrane & Thrane TT-6090A
EH120 PCB EH100B0G EH100B0G.BOT
Hanshin HX-72
Santic 1210-0001-110
Terasaki EIH-221 K/762/621-001A
AGP Number Nine 00-338345-662
Omron F150-VS
DAS-4 PC6652
Sanyo Denki 103H7124-20XE42
OMRON K34-T2
Adept 10300-15200
Delta DVP04AD-E2
43DXH1S0
Beka BA328C-ALM
Panasonic NM-133CD
Toshiba EX10*MR062
Omron CQM H1-CPU21
Hathaway SP/DA1-040
5100.6.0516 F2073598
TS0894 PCB4148B
OMRON KM20-CTN250
Tyco 601H-R-M
KALEX3 K688 CIRCUIT BOARD 454110102641
Omron CP1W-40EDR
MYCOM INS200-230L
mcl 291781-3B
Advantech KBT-2002
ATI 109-A58503-00C 630-6991
IAI Corporation PCON-C-42PI-CC-0-0-H
Hitachi LMG6911RPBC-00T
Omron CQM1-CPU31-1
PCB AC-021205
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