在全球范圍內(nèi)采購(gòu)自動(dòng)化零件
阿米控技術(shù)是用于工業(yè)自動(dòng)發(fā)貨零部件的搜索引擎。我們幫助您快速找到零件!
工業(yè)控制“備品備件”業(yè)務(wù)的關(guān)鍵供應(yīng)商全球
交付您的新零件,或已停產(chǎn)的零件
新零件(廣泛選擇零件)
我們提供各種品牌的優(yōu)質(zhì)零件,您一定可以找到滿(mǎn)足您自動(dòng)化更換需求的零件。
快速訂單處理(省心)
急需自動(dòng)化那部分嗎?我們的訂單履行過(guò)程非常輕松,并且可以在24小時(shí)內(nèi)迅速完成周轉(zhuǎn)。
全球配送
借助我們已建立的全球合作伙伴網(wǎng)絡(luò),我們能夠隨時(shí)隨地在全球范圍內(nèi)提供交付服務(wù)。
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(pán)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。
19557 APPLIED MATERIALS WELDMENT, BELLOWS, WAFER LIFT W/O PLATE 0040-32053804 INTEVAC PCB ASSY, MULTIMEK CAP MANOMETER DISPLAY 00-706332-01
20947 APPLIED MATERIALS CABLE ASSY 0150-45365
11477 NOVELLUS CERAMIC RING 15-270179-00
11893 ALLEN BRADLEY GUARDMASTER SAFETY RELAY, P/N: 440R-N23132 MSR127TP
17105 EPPENDORF MULTI 8 CHANNEL PIPETTE 30-300UL 3125000052
2123 ANALOG DEVICES PCB, I/O INPUT BOARD RTI-1242
9274 SCHMERSAL SAFETY RELAY AES1235
13491 APPLIED MATERIALS PRESS. TRANSD. HRN 1-6 0140-09996
22136 SHINA MICROSTEP DRIVER S202
448 HONEYWELL SAFETY LIGHT CURTAIN 3540-04187 FF-LS162804602B
9100 RADISYS CHASSIS COMPUTER (E11080173)(E19012600) MP3600D/E/400W
9820 APPLIED MATERIALS HEATER (4 NOTCH) 0190-21797
20147 APPLIED MATERIALS CABLE ASSY EMC COMPLIANT PUMP 0150-04723
20572 KEITHLEY PCB, RELAY INTERFACE, MSSR-32 BD PC6432
8006 APPLIED MATERIALS NOR-CAL VLV BLWS PNEU 1-1/2IN NW-40B ON BOTH P 3870-01256
5822 APPLICATIONS SPECIFIC COMPUTERS COMMUNICATION BOARD W/ SST 5136-PFB 243-003
4624 PISCO FIBER-DRY PNEUMATIC AIR DRYER DMM-300
21648 BROOKS PCB ASSY (D-CONN) FOR 5851EM SNSR ASSY 5851EMA3EKTHDKC S097Y847AAA
21930 FEI ENHANCED ETCH GAS INJECTION PROBE, 18098 20093-A
15232 COMARK PCB, INDUSTRIAL MOTHERBOARD P/I-P4SVLL-R
9136 APPLIED MATERIALS PLATE, WEIGHT DISPERSION, SST AND NBR 0021-39670
3983 CHIU TECHNICAL CORP LUMINA ILLUMINATOR F0-150
9667 CKD 8 SLOT SOLENOID MANF VLV(N4S020) W/ SLAVE STATION (OPP3-1H) N4S0-T56
7116 APPLIED MATERIALS PUMPING RING,PMD ETERNA,PRODUCER SE 0020-31178
11518 TEL BOARD CONN CHEM #02 W/ BOARD IO CHEM #02 (OYDK-059) OYDK-062
20590 NIKON PCB ASSY, WL3CNT2 4S014-105-1
274 BROOKS EQUIPE ATMOSPHERIC TRACK ASSY 6-0000-4298-PC TRA 076-LPD-BST
774 PRECISION SENSORS VACUUM SWITCH PV48W-56
T262 MKS BARATRON PRESSURE TRANSDUCER, 30TORR 727A31TGA2FB
15898 APPLIED MATERIALS HYBRID SEAL ASSY,HEATER WINDOW 0190-09151
19264 APPLIED MATERIALS CABLE ASSY, MODIFIED WAFER POSITION SENS 0150-09807
16153 APPLIED MATERIALS PLATE, BLOCKOFF 1.40 DIA TRANSFER CHAMBER 0020-40117
16664 APPLIED MATERIALS PRESSURE SWITCH CABLE 1 WXZ 0150-07482
16453 APPLIED MATERIALS GL, F/F SPOOL, 3.2 LG 0050-93202
18212 AGILENT SUPER CLEAN ULTRA-HIGH CAPACITY HYDROCARBON FILTER 5182-0820
19928 TOKYO ELECTRON PCB, BOARD, ANALOG1--5#02 OYDK-053
1625 NEMIC-LAMBDA DC POWER SUPPLY, 100-120VAC-3.2A 50/60HZ HK150A-24/A
22162 CONTROL CONCEPTS SCR POWER CONTROLLER, AMAT PN: 0190-14926 3096-1000
21880 APPLIED MATERIALS HARNESS ASSY 20 SLOT SYS CONTROLLER 0140-75105
10079 INFICON PIRANI GAUGE SENSOR (I) 353-532
3990 PANASONIC AC SERVO MOTOR MSMA3AZA1N
12157 FESTO VACUUM GENERATOR, P/N: 162530 VADMI-140-P
10021 FUJI IMPULSE VACUUM GAUGE 74N 1N700A
4078 PARALLEL AUTO SWITCH TP-401
19969 PANASONIC PCB ASSY 581B677G
21117 APPLIED MATERIALS BRACKET ASSY 0041-26903
11526 YASKAWA CONTROLLER YSAR-CZB
19969 PANASONIC PCB ASSY 581B677G
21117 APPLIED MATERIALS BRACKET ASSY 0041-26903
12047 FESTO PRESSURE SENSOR SPAB W/DISPLAY,P/N: 552363 SPAB-P10R-R18-2P-K1
1108 RKC TEMPERATURE CONTROLLER REX-C100
14438 APPLIED MATERIALS COLD HEAD CABLE 0620-01092
10397 HVA 4'' GATE VALVE 11211-0400
20843 HORIBA PCB ASSY, H22525IC W/ H371884B01, CM2-PRE-01 PHK-PWR500
20914 APPLIED MATERIALS CBL ASSY P42-MF SV PNEU TO PCBA PROD XP 0150-42848
20750 ALLEN BRADLEY PCB CHG. LTR. J BD W/ C/L G 77135-223-51 77135-241-57
20588 MITSUBISHI ELECTRIC PCB ASSY, POWER BOARD, BC386A615H03 BC386A615G53
20980 APPLIED MATERIALS CABLE ASSY CH-G INTLK I/O XFR1 PROD XP 0150-34966
注:聯(lián)系我時(shí),請(qǐng)說(shuō)是在“傲立機(jī)床網(wǎng)”上看到的,謝謝!