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火力發電廠自動化
火力發電廠的自動化項目包括:
1、廠內機、爐、電運行設備的安全檢測,包括數據采集、狀態監視、屏幕顯示、越限報警、故障檢出等。
2、計算機實時控制,實現由點火至并網的全部自動起動過程。
3、有功負荷的經濟分配和自動增減。
4、母線電壓控制和無功功率的自動增減。
5、穩定監視和控制。采用的控制方式有兩種形式:一種是計算機輸出通過外圍設備去調整常規模擬式調節器的設定值而實現監督控制;另一種是用計算機輸出外圍設備直接控制生產過程而實現直接數字控制。
WILKINS 909 CHECK VALVE SERVICE KIT RK-909-RC1 8" EDP# 887224
LOT (100) OLD STOCK BUSS 3A FUSES GLQ-3 GLQ3 300V
AIRTROL AIR VALVE SWITCH PP-700-100PT
LOT (18) HUCO / OLDHAM 236.50 REPLACEMENT TORQUE DISCS SIZE 50
GUARANTEED ALLEN-BRADLEY 1P 4A G-040 CIRCUIT BREAKER 1492-CB1-G040 W/ 1492-ACB
NOS NORGREN 110/120V SOLENOID VALVE UM22354123134E
ALLEN-BRADLEY ON-MACHINE CONNECTIVITY M116CA001AENP
NEW! WARREN RUPP PUMP AIR END KIT 476.239.000 476239000
- NO BOX CUTLER-HAMMER PROXIMITY SENSOR SWITCH E57SAL12A2
OLD STOCK SIEMENS / ITE 15A 3-POLE CIRCUIT BREAKER BL315
TAKE OUT! CUTLER-HAMMER CONTROL TRANSFORMER C0050E6U 50VA 50/60HZ
NEW! WESTLOCK CONTROLS ETC STEALTH VALVE POSITION INDICATOR 2AYEXG NR2AYEXG
HUBBELL-KELLEMS 1/2"NPT STRAIN RELIEF CORD GRIP 074-01-1247 074011247 6D128
LOT 10 GENESIS TRIM PLATES G1T INDIVIDUALLY SEALED!!
COTI LOAD CELL CG-BLF 2,500 LB CAPACITY
SEALED NEW! REMKE INDUSTRIES MINI-LINK CORDSET 104C0066APP1-SP?C/GR 4P FEMALE
LOT (2) NEW! HONEYWELL MICROSWITCH REFECTIVE PHOTO EYE SENSORS FE7B-FDA6-M
ALLEN-BRADLEY TIMING RELAY 700-HTF22F19Z24 SER.A
INTERLINKBT INERLINK-BT FOUNDATION FIELDBUS BCA-49-M223
LOT (12 WATTS PARKER BELLOWS BOWL KITS BK505Y
GUARANTEED GOOD USED ALLEN-BRADLEY OVERLOAD RELAY 193-BSB-16 SER.B
IDEC ILLUMINATED PUSHBUTTON SWITCH HW1L-MF210QD-W2?4V
GUARANTEED!! WHITE 530-RS232 CAROUSEL CONTROLLER KEY BOARD RMI-77 5-YR-3004-GS
EDWARDS SIGNALING TRILIPTICAL ADAPTABEACON CLEAR LENS MODULE 102LM-C
(6) DONG-A BESTECH 350MCM RED COPPER COMPRESSION TERMINAL LUGS 5/8" STUD
SWAGELOK 50 SERIES 1/4" LIFT CHECK VALVE SS-56F4
LOT (12) NEW! NUMATICS REPLACEMENT FILTERS EKF-200? EKF200?
TURCK PROXIMITY SENSOR SWITCH Bi1,5-EG08-AP6X Bi15EG08AP6X 4602240
NEW! WHIRLPOOL/KENMO?RE/MAYTAG DRYER MOTOR 3ZMED5705TW1
LOT 5 ASCO SOLENOID COILS SC8401B202M 20-150 PSI 110/120 VOLT 50/60HZ
DEUBLIN COMPANY ROTARY UNION 525-189-031 525189031
PERKINS ENGINE EXHAUST VALVE SEAT INSERT 33152139
TURCK PROXIMITY SWITCH BIM-A23-AZ3X/S3?4 BIMA23AZ3XS34
CUTLER-HAMMER CONTROL TRANSFORMER C0200C2AFB .200KVA
BALLUFF PROXIMITY SWITCH BES-516-324-EO-?C-S49-01 BES516324EOCS49?01
LOT (35) UNISTRUT 3/8" CUSH-A-CLAMP CUSHIONED CLAMPS 006T010 3/8
GOOD USED ALLEN-BRADLEY SIZE 1 MOTOR STARTER 500F-BOJ930 SER.B
ALLEN-BRADLEY FLUSH HEAD WHITE CAP PUSHBUTTON SWITCH 800MR-A5