1771-OM現(xiàn)貨
福州聚福興自動化有限公司銷售的進口備件從國外生產(chǎn)廠家直接進貨,
實行扁平化的銷售模式,給客戶節(jié)約了時間和成本。
我們的目標(biāo)就是國內(nèi)用戶采購國外備件遇到困難和疑難時都能找到我們。
我們能夠及時地報出優(yōu)惠的價格和迅捷的交貨期;國內(nèi)用戶采購國外備件受到代理壟斷價格時,
我們會給用戶提供一個比較的機會,并且為客戶提供=的解決方案。由于我們的訂單集中,訂貨量大,
因此我們能提供頗具競爭力的價格并能夠迅速交貨,我們長期以來致力于解決國內(nèi)用戶采購國外備件中的疑難問題,
并為廣大用戶提供電氣及工控自動化成套設(shè)備的購銷、現(xiàn)場調(diào)試等全面周到的服務(wù)。
2.5
局部系統(tǒng)應(yīng)用現(xiàn)場總線
自動化技術(shù)的發(fā)展,帶來新型自動化儀表的涌現(xiàn),現(xiàn)場總線系統(tǒng)(FCS)是其中一種,它和DCS緊密結(jié)合,是提高控制信號傳輸?shù)臏?zhǔn)確性、實時性、快速性和機組運行的安全可靠性,解決現(xiàn)場設(shè)備的現(xiàn)代化管理,以及降低工程等的一項先進的和有效的組合。目前在西方發(fā)達國家,現(xiàn)場總線已應(yīng)用到各個行業(yè),其中電力行業(yè)典型的是德國尼德豪森電廠2×950MW機組的控制系統(tǒng),采用的就是PROFIBUS現(xiàn)場總線。
2.6
SIS系統(tǒng)的應(yīng)用發(fā)展
SIS系統(tǒng)是實現(xiàn)電廠管理信息系統(tǒng)與各種分散控制系統(tǒng)之間數(shù)據(jù)交換、實時信息共享的橋梁,其功能包括廠級實時數(shù)據(jù)采集與監(jiān)視,廠級性能計算與分析。在電網(wǎng)明確調(diào)度方式有非直調(diào)方式且應(yīng)用軟件成熟的前提下,可以設(shè)置負荷調(diào)度分配功能。設(shè)備故障診斷功能、壽命管理功能、系統(tǒng)優(yōu)化功能以及其它功能(根據(jù)電廠實際情況確定是否設(shè)置)。自從國家電力公司電力規(guī)劃總院在2000年提出這一概念和規(guī)劃后,至今估計有200家多電廠建立了SIS系統(tǒng),可謂發(fā)展相當(dāng)迅速。
但是自從SIS系統(tǒng)投運以來,其所起的作用只是數(shù)據(jù)的采集、存儲、顯示和可打印各類生產(chǎn)報表,能夠真正把SIS的應(yīng)用功能盡情發(fā)揮出來的很少,其面向統(tǒng)計/生產(chǎn)管理的數(shù)據(jù)分析工具,基于熱經(jīng)濟性分析的運行優(yōu)化,以品質(zhì)經(jīng)濟性為目標(biāo)的控制優(yōu)化,以提高可靠性為目的的設(shè)備故障診斷等功能基本多數(shù)都未能付緒實施。其原因主要有設(shè)計不夠完善,多數(shù)SIS廠家并沒有完全吃透專業(yè)性極強的后臺程序及算法,使其在生產(chǎn)實際中未能發(fā)揮作用,加上與現(xiàn)場生產(chǎn)脫節(jié),因此SIS代理商所能做的只是利用網(wǎng)絡(luò)技術(shù),邊搭建一個基本的SIS 架構(gòu)邊進行摸索。此外SIS應(yīng)涵蓋哪些內(nèi)容沒有統(tǒng)一的標(biāo)準(zhǔn)也緩慢了其功能的應(yīng)用。
但從大的方向上看,SIS系統(tǒng)的建設(shè)符合技術(shù)發(fā)展的需要和中國電力市場發(fā)展的趨勢,將給發(fā)電廠特別是大型的現(xiàn)代化發(fā)電廠帶來良好的經(jīng)濟效益。
三、國內(nèi)外主要制造商
目前上主要制造商有Foxboro(美)、SIEMENS(德)、ABB(瑞士)、Emerson(美)、HITACH(日)、LEEDS & NORTHRMP(美)、Honewell(美)、Hartmann & Braun(德)、Yokogawa(日)、等。
在國內(nèi)DCS廠家中,大的供貨商依次為:浙大中控、合利時、上海新華、上儀、四聯(lián)、威盛等。
在應(yīng)用DCS的過程中,我國科研技術(shù)人員在消化吸收國外技術(shù)的同時,自主創(chuàng)新我國自己的DCS,經(jīng)過多年努力,他們都已經(jīng)取得可喜的成果,如新華控制工程公司的XDPS-400、北京和利時的FOCS和國電智深公司的EDPF-NT,華能信息產(chǎn)業(yè)公司的PINECONTROL,都已在多個電廠試驗應(yīng)用的基礎(chǔ)上,經(jīng)過改造提高后、達到或接近國外廠家同類的DCS水平,并已在600、1000WM機組改造或新建工程中得到廣泛應(yīng)用,受到電廠的歡迎和好評,且其價格低于國外成套進口的設(shè)備。
Ametek/US Gauge Solfrunt Pressure Gauge Fig #1981 0-160# 4-1/2" 1/2" ANPT (NIB)
Ametek/US Gauge Solfrunt Pressure Gauge Fig #1980 0-160# 4-1/2" 1/2" ANPT (NIB)
AMETEK DREXELBROOK SENSOR
AIRCRAFT DC9/MD80 HYD FLUID QUANTITY IND P/N SRL-12J
AIRCRAFT DC9/MD80 LOADMETER IND P/N 8AW61LAS1
AMETEK PANALARM SC10-120A USED 8 PIN ALARM RELAY SC10120A
AMETEK PANALARM SC-10 USED 8 PIN ALARM RELAY SC10
*AMETEK 3959724
*AMETEK 33505
Ametek Power Controller - Model SCPF1 Series
# AMETEK. PRESSURE / TEMP GUAGE. C - PT 1X810. 2 - 1/2 " PT
AMETEK-PANALAR?M 90-AX1 24VDC WB-3 SIGNAL APPLIANCE SYSTEM UNIT NEW
Ametek Hunter Spring 2200 Grams Force Gauge
Ametek USG Gauge 0-30 IN. HG. Vacuum
Ametek USG Pressure Gauge 0-100PSI 4-1/4" Face
AMETEK SPTV4.8X140 1/8" PRESSURE TRANSDUCER 1.2 TO 4.8 PSIG RANGE
Push Pull Gage Ametek L-10M
AMETEK PANALARM NT2-24D 24V NOVATONE ELECTRONIC AUDIBLE ALARM SIREN HORN
AMETEK CONN & CABLE ASSY 1746/2500
GOOD USED AMETEK DREXELBROOK ZTRON OUTPUT MODULE 402-3200 4023200
PANALARM AMETEK SERIES 70-TFS5 SEQUENCE LOCK CIRCUIT CARD BOARD 24V 70BD 13375
NIB AMETEK/USG THERMOMETER 9" BT-31 150-750o F 1/2" NPT
Ametek Gemco Switch 1950-1-B-B-AO SPDT 1 Pole
Ametek Liquid Filled Gauge 30 in Hg X 0 PSI 4-1/2" Face Stainless Steel
SCIENTIFIC COLUMBUS/AMETE?K XLGI10S1-A TRANSDUCER ***NNB***
Ametek / USG Pressure Gauge 0-20 kPa 4-1/2"
SAZ-4201ER *NEW* OE Solenoid for Prestolite, Ametek 12V
Ametek US Gauge 1913 1000 psi 1/2 ANPT LBM size 4 1/2
Ametek Hunter Spring LN-22, "Newtons" Mechanical Force Gauge
Ametek Hunter Spring L-02, Mechanical Force Gauge
AMETEK USG SOLFRUNT GAUGE, 3/4", 1/4"
Ametek Pressure Gauge 1933 60 PSI *NEW*
NIB Ametek US Gauge DTT-8304 Digital Thermometer DT8300
NIB USG AMETEK SOLID FRONT 160PSI 4.5" GAUGE #150026
Ametek L-30 Depth Meter
Ametek 119419-00 Blower / Vacuum Motor
Lamb Motor Single Stage 5.7 Thru Flow Ball Bearing 120V
Ametek 1707 Tak-Ette Portable Mechanical Tachometer USA
Ametek Vacuum Motor #118154-54
NOS! AMETEK / ROTRON MUFFLER / SILENCER 523625 14.5"
AMETEK TYPE TK DIAPHRAGM SEAL 1500 PSIG WITH WIKA GAUGE
AMETEK INC. PANALARM ACS-8 8 PIN RELAY
NEW AMETEK AIR VOLUME CONTROL 148540A FOR DEEP WELL/JET PUMPS
1771-OM
ALFA LAVAL SERVO DRIVE 31830-3350-1
ALFA LAVAL,2" 1X1 PLUG VALVE,STAINLES?S STEEL
Alfa Laval Think Top Replacement Control Top
45BY-3-02-SFY SPRINGER PARTS FOR ALFA LAVAL VALVES - BALL - OEM P/N 620377
ALFA LAVAL CPM-D-60-GC-?3 POL CONSTANT PRESSURE MODULATING INLET VALVE-NEW
882303760 CPM-I-D60 WITH MANUAL AND CONFORMITY CERT!!!
ALFA LAVAL FLOW SWITCH NSN 5930-01-448-26?32 NEW
ALFA LAVAL A3 PLUG VALVE 4"
TRI-CLOVER ALFA LAVAL BUTTERYFLY 3 WAY SHUTTER VALVES AIR OPERATED ETC
ALFA LAVAL SERVO DRIVE SS5
Alfa Laval Saunders DN 50 Valve
41212 Old-Stock, Alfa Laval Seperation 98 01 B Liner, 7-11/16" ID, 21-9/16" OD
SS ALFA LAVAL 1-WAY A3 PLUG VALVE 2"
45BY-3-02-SFY SPRINGER - BALL - ALFA LAVAL P/N 620377 VALVE REPLACEMENT BALL
Alfa Laval Refrigerant Heat Exchanger Type CB14-14H
ALFA LAVAL FILTERING DISK, FLUID PART # 1800-03365 NSN: 4330-14-479-43?89
ALFA LAVAL,PN10,1X1 2" PNUEMATIC VALVE,STAINLES?S STEEL
Alfa Laval Refrigerant Heat Exchanger, Model: CB76 - 40H S54
Alfa Laval Saunders Diaphragm Valve DN50 1.75" 34598 SS
Alfa Laval Saunders DN 25 Valve
2 Inch Tri Clamp Diaphram Valve Alfa Laval Saunders Stainless Steel USDA/A3/3A
ALFA LAVAL,SRC-W-3A?-2.5-9-20H W/HD SPRING,PLUG VALVE
45BY-21/2-02-S?FY SPRINGER - BALL - ALFA LAVAL P/N 620262 VALVE REPLACEMENT BALL
1.5 Inch Tri Clamp Diaphram Valve Alfa Laval Crane Saunders Stainless Steel 316L
1.5 In Valve Tri Clamp Alfa Laval Saunders Diaphram Stainless Steel 316L
ALFA LAVAL,SRC-W-3A?-2.5-7-20H W/HD SPRING, VALVE
Alfa-Laval model NB26-34H brazed plate heat exchanger
Alfa Laval Saunders EC Piston Actuator
ALFA LAVAL SAUNDERS EC PISTON ACTUATOR
ALFA LAVAL LKLA PNEUMATIC VALVE WITH 2 1/2" BUTTERFLY
ALFA LAVAL,3"X 3"- 4" STAINLESS STEEL PNUEMATIC VALVE
Alfa Laval Heat Exchanger
Alfa Laval 10939820 Refrigerant Heat Exchanger
Caterpillar/Al?faLaval Plate Heat Exchanger Plate As-New
TRI-CLOVER AIR OP VALVE SANITARY ALFA LAVAL
New Alfa Laval A10b Heat Exchanger Channel Plate 304 SS
Saunders - Via Alfa Laval air actuator
1771-OM
APW MCLEAN 28-0226-003 USPP 280226003
APW MCLEAN M13-0116-G1014?H USPP M130116G1014H
APW MCLEAN 17-0216-G009 USPP 170216G009
APW MCLEAN 33-0326-G014 USPP 330326G014
Hoffman APW/McLean Electronic Air Cond M17-0216-G009 * * WARRANTY * *
APW MCLEAN HE-24 USPP HE24
Hoffman APW/McLean Electronic Air Cond M17-0216-G009H?* * WARRANTY * *
HOFFMAN APW MCLEAN M13-0116-G1014?H 120VAC 4A 1000 BTU QUANTITY!!!
APW MCLEAN XR200416012 NSFP XR200416012
APW McLean M13-0116-G1014?H AIR CONDITIONER
APW Mclean Electronic Enclosure Air Conditioner M17-0216-G009H _ M170216G009H
APW Hot Dog Display Warmer Model DS1A Very Good
APW MCLEAN HX-2616-101 USPP HX2616101
APW MCLEAN TFP61UL12 NSFP TFP61UL12
APW Wyott Mobile Plate Dispenser's (4) in GOOD SHAPE
APW MCLEAN CCS14ELLG USPP CCS14ELLG
HOT DOG ROLLER GRILL, APW Wyott HR-50S, 30 1/2"W - Slant Top 120V w/Sneeze Guard
APW Wyott Hot Dog Grill Roller Type Model # HR 20 Excellent Condition
APW Wyott Champion Char-Rock Broiler GCRB-24H
APW MCLEAN M17-0216-G009H 115V ELECTRONIC ENCLOSURE AIR CONDITIONER
APW McLean Electronic Enclusure Air Conditioner M13-0116-G1014?H _ M130116G1141H
APW MCLEAN XR-2926-001 NSFP XR2926001
APW WYOTT CTCW-43 Refrigerated Commercial cold well, expo cooler
APW Wyott Champion Gas Hotplate GHP4H
APW Wyott Champion Gas Hotplate GHP-4H-CE
Superior AMERICAN PERMANENT WARE/APW COMMERCIAL FOOD WARMER restaurant
APW McClean Electronic Enclosure Air Conditioner HB16 0916-013 NEW
LOT OF 6 APW OVERHEAD WARMER REMOTES & CABLES 76485
APW Wyott Roll Warmer BW50
Hoffman APW/McLean Electronic Air Cond M13-0116-G1014?H * * * WARRANTY * * *
Hoffman APW/McLean Electronic Air Cond M13-0116-G1014 * * * WARRANTY * * *
APW MCLEAN T-FP41UL12 NSFP TFP41UL12
KEB COMBIVERT SR25APW FNFP SR25APW
Cables To Go APW SWING OUT WALL MOUNT 16128 Support up to 100lbs Heavy-Duty
McLean APW Electronic Enclosure Air Condtioner HB16-0916-013
APW MCLEAN T10EMC NSFP T10EMC
APW MCLEAN TFP61SS NSFP TFP61SS
APW MCLEAN TFP61 NSFP TFP61
APW MCLEAN T-FP41UL12 USPP TFP41UL12
1771-OM
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