Nghiên cứu, thiết kế hệ thống scada cho nhà máy thủy điện đaksrông

Bộ GIáO DụC Và ĐàO TạO TRƯờNG ĐạI HọC BáCH KHOA Hà NộI [ \ ON VN MINH NGHIấN CU THIT K H THNG SCADA CHO NH MY THU IN AKSRễNG LUậN VĂN THạC Sĩ KHOA HọC MNG V H THNG IN Hà Nội 2010 LI CM N Trong quỏ trỡnh thc hin lun vn, cựng vi s n lc ca bn thõn, tụi rt cỏm n s giỳp ca cỏc thy, cụ, bn bố ng nghip v gia ỡnh ó to iu kin cho tụi hon thnh lun ny Xin chõn thnh cm n thy giỏo hng dn, TS Nguyn Xuõn Hong Vit, b mụn H thng in trng i hc Bỏch khoa H Ni Tụi cng xin cm n Trung tõm o to sau i hc i hc Bỏch khoa H Ni vỡ ó giỳp v to iu kin sut khúa hc ny Cui cựng, tụi rt mong nhn c s gúp ý ca cỏc thy cụ, cỏc chuyờn gia lnh vc SCADA v cỏc bn bố ng nghip H ni 4/2010 on Vn Minh DANH MC CC THUT NG CCR Centre Control Room Phũng iu khin trung tõm GPS Global Position System H thng nh v ton cu MMI Man Machine Interface Giao din ngi mỏy ICCP Inter-control Center Communication Protocol IEDs Intelligent Electronic Devices Thit b in t thụng minh ISO International Organization for Standardization T chc tiờu chun quc t IEEE Institute of Electrical and Electronics Engineers Vin cỏc k thut in v in t LAN Local Area Network Mng ni b RTU Remote Terminal Unit Thit b u cui SCADA Supervisory Control and Data Acquisition H thng iu khin, giỏm sỏt v thu thp d liu DSC Distributed Control System H thng iu khin phõn tỏn TCP/IP Transmission Control Protocol/Internet Protocol WAN Wide Area Network PLC Programmable Logic Controller Mng din rng B iu khin logic kh trỡnh SC Station Controller iu khin trung tõm VDU Visual Display Unit Mn hỡnh giao din DTE Data Terminal Equipment Thit b u cui x lý d liu DCE Data Communication Equipment Thit b truyn dn d liu DANH MC CC BNG BIU Bng 1.1 Bng phõn cp iu khin 11 Bng 2.1 Cu trỳc bc in 21 Bng 4.1 Bng d tớnh s lng u vo / u cho RTU 80 DANH MC HèNH V Hỡnh 1.1 Tng quan thit b nh mỏy Hỡnh 1.2 Mụ hỡnh tuabin mỏy phỏt Hỡnh 1.3 Mụ hỡnh tuabin mỏy phỏt Hỡnh 2.1 Dch v cú xỏc nhn v dch v khụng xỏc nhn 20 Hỡnh 2.2 Mụ hỡnh quy chiu ISO/OSI 24 Hỡnh 2.3 Phõn loi cỏc phng phỏp truy nhp bus 28 Hỡnh 2.4 Phng phỏp truy nhp ch /t 29 Hỡnh 2.5 Phng phỏp DTMS 30 Hỡnh 2.6 Hai dng ca phng phỏp Token Passing 31 Hỡnh 2.7 Truy nhp Bus kt hp nhiu ch 32 Hỡnh 2.8 Phng phỏp CSMA/CD 32 Hỡnh 2.9 Truyn dn khụng i xng 34 Hỡnh 2.10 Truyn dn chờnh lch i xng 34 Hỡnh 2.11 Quy nh trng thỏi logic ca tớn hiu RS-232 35 Hỡnh 2.12 Quy nh trng thỏi logic ca tớn hiu RS-485 37 Hỡnh 3.1 Cu trỳc trung khụng phõn 40 Hỡnh 3.2 S cu trỳc phõn quyn 41 Hỡnh 3.3 Mụ hỡnh phõn cp mng xớ nghip 43 Hỡnh 3.4 Mụ hỡnh phõn cp h thng DCS 60 Hỡnh 4.1 S ni in chớnh nh mỏy thy in aksrụng 67 Hỡnh 4.2 S h thng iu khin NMT aksrụng 72 Hỡnh 4.3 H thng SCADA nh mỏy thy in aksrụng 74 Hỡnh 4.4 S t chc thụng tin nh mỏy thy in aksrụng 83 MC LC Li cm n ix Mc lc ix Danh mc cỏc thut ng ix Danh mc cỏc bng biu ix Danh mc cỏc hỡnh v ix M u Chng Tng quan v nh mỏy thy in va v nh 1.1 Khỏi quỏt chung 1.2 H thng thit b chớnh nh mỏy thy in va v nh 1.2.1 Tng quan v nh mỏy 1.2.2 H thng tuabin - iu tc 1.2.3 H thng mỏy phỏt-kớch t 1.2.4 Thit b cp in ỏp mỏy phỏt 1.2.5 Trm tng ỏp 1.2.6 Cỏc h thng khỏc: thụng giú, o lng, bo v Yờu cu iu khin cho nh mỏy thy in va v nh 1.3 1.4 1.3.1 Yờu cu chung 10 1.3.2 Thit k iu khin 12 1.3.3 c tớnh h thng iu khin 12 1.3.4 Thit b bo v 15 1.3.5 H thng cnh bỏo 16 1.3.6 Cỏc thit b o lng 17 Nhn xột v t 18 Chng Tng quan v mng truyn thụng cụng nghip 18 2.1 Khỏi nim v mng truyn thụng cụng nghip 18 2.2 Cu trỳc mng Topology 19 2.2.1 Cu trỳc Bus 19 2.2.2 Cu trỳc mch vũng 19 2.2.3 Cu trỳc hỡnh 19 2.2.4 Cu trỳc cõy 20 2.3 Kin trỳc giao thc 20 2.3.1 Dch v truyn thụng 20 2.3.2 Giao thc 22 2.3.3 Kin trỳc giao thc TCP/IP 23 2.3.4 Kin trỳc giao thc OSI 26 2.4 Phng phỏp truy cp Bus 26 2.4.1 Cỏc khỏi nim c bn 28 2.4.2 Phng phỏp ch/t (master/slave) 30 2.4.3 Phng phỏp TDMA (Time division multiple access) 30 2.4.4 Phng phỏp Token Passing 32 2.4.5 Phng phỏp thõm nhp ngu nhiờn phõn tỏn CSMA/CD 33 2.5 Thit b liờn kt mng 33 2.6 Cỏc chun truyn thụng cụng nghip 33 2.6.1 Phng thc truyn dn tớn hiu 34 2.6.2 Chun truyn dn TIA/EIA 37 2.7 Mt s mng cụng nghip ph bin 40 Chng Lý thuyt h thng SCADA 40 3.1 Mụ hỡnh t ng húa 43 3.2 Gii thiu v h SCADA 42 3.2.1 nh ngha 43 3.2.2 Cu trỳc 45 3.2.3 Chc nng 46 3.2.4 Cỏc thnh phn ca h thng SCADA 54 3.2.5 ng dng 55 Gii thiu v h iu khin phõn tỏn 55 3.3 3.3.1 nh ngha 58 3.3.2 c im h thng DCS 64 3.4 Gii phỏp kt ni SCADA cho cỏc nh mỏy thy in va v nh 3.4.1 Hin trng 65 3.4.2 Gii phỏp chung 67 Chng Thit k h thng SCADA cho nh mỏy thy in aksrụng 4.1 Khỏi quỏt chung 4.1.1 V trớ xõy dng 4.1.2 Mc tiờu v nhim v d ỏn 4.1.3 S ni in chớnh nh mỏy 4.2 H thng SCADA cho nh mỏy thy in aksrụng 4.2.1 Nhim v thit k 4.2.2 Yờu cu thit k 4.2.3 tin cy h thng 4.3 64 Thit k h thng SCADA cho nh mỏy thy in aksrụng 4.3.1 Thit k phn cng trung tõm 4.3.2 Phn mm SCADA 4.3.3 Thit k thit b u cui RTU 4.3.4 Thit k h thng thụng tin SCADA 4.3.5 Thit k cp ngun cho SCADA 4.3.6 Kt qu t c 4.3.7 Kt lun Kt lun chung Ti liu tham kho Ph lc: Gii thiu cỏc thit b ca h thng SCADA nh mỏy thy in aksrụng Túm tt lun 67 67 67 67 67 67 68 71 72 72 75 77 80 87 89 90 92 ix ix ix ix ABSTRACT The thesis have tried to research and design SCADA system for small and medium size hydropower plant, then apply for specific plant, Daksrong Hydropower Plant Main contents include: - General about small and medium size Hydro power plant - Theoretical basis of industrial communication - Theoretical basis of SCADA system - Design SCADA system for Daksrong Hydropower Plant For SCADA for small and medium size hydro power plant, the thesis has deeply determined , researched its automation requirement and the whole plant, theory of industrial communication system and SCADA system as well, then apply for specific project, Daksrong hydropower plant Author limited in the introduction and technical design for the plant only Key word: SCADA Supervising, control and data acquisition system M U Thc trng t ng húa nh mỏy thy in va v nh v lý chn ti Cựng vi nhu cu v in nng tng cao s nghip phỏt trin cụng nghip húa, hin i húa t nc, ngnh in ang huy ng cỏc ngun lc sn xut ti a in nng c bit l ngun lc v thy in ú hng trm cỏc d ỏn thy in va v nh (cụng sut t 1-30MW) ó v ang c xõy dng Thụng thng cỏc nh mỏy thy in u c trang b h thng DCS tớch hp ton b thụng tin ca Nh mỏy bao gm t thit b cụng ngh, nng lng, thit b in, trm bin ỏp u v h thng ph tr phc v cụng tỏc giỏm sỏt v iu khin ti ch ca nh mỏy Tuy nhiờn, vỡ ch phc v cho mc ớch giỏm sỏt v iu khin ti ch nờn cỏc h thng ny thng c thit k úng theo cỏc phng thc truyn tin v trao i d liu ca riờng cỏc nh sn xut Vic s dng cỏc h thng úng s lm cho kh nng trao i d liu v can thip ca ngi s dng cú nhng yờu cu phỏt sinh i vi cụng tỏc qun lý v kinh doanh rt khú khn nh sn xut khụng bao gi bn giao ht cỏc cụng c v th tc thc hin Ngoi ra, c thit k úng nờn cỏc h thng DCS rt khú cú th kt ni vi h thng SCADA v qun lý o m in nng ca cỏc Cụng ty in lc Bờn cnh ú, cỏc nh mỏy thy in va v nh thng c xõy dng ti cỏc vựng sõu nờn vic thit lp mt c truyn hu tuyn (4W) nh cỏc gii phỏp kt ni hin ũi hi chi phớ rt tn kộm k c u t ban u v chi phớ hnh hng thỏng Kh in : A3 ESW1,2 Nh sn xut: D-LINK 24 PORT 10/100 Mbps Ethernet switch DES1026G 02 DFE-855S50I 01 UTP B Ngun: 100-240V AC Cu trỳc: Sao Giao thc: CSMA/CD Truyn dn tớn hiu: Bỏn song cụng & song cụng Chun: IEEE 802.3u, ANSI/IEEE 802.3x FOC Nh sn xut: D-LINK B chuyn i quang 802.3ab, 802.3x, Ngun: 100-240V AC di ong: S1310 nm Ch quang: n Chiu di cỏp: 50 km Max PSS Switch chia cho mỏy in CABLE Nh sn xut: D-LINK Cỏp: UTP Ethernet d Cỏc phn mm Phn mm SCADA: - CIMPLICITY 1500 tag cimplicity runtime software for OWS ca hóng GE FANUC - CIMPLICITY 75 tag cimplicity runtime software for Gateway Server ca hóng GE FANUC - CIMPLICITY PLC programming software for EWS ca hóng GE FANUC Phn mm h thng: - WINDOW XP professional - Office XP 2003 - Quickheal antivirus THIT B U CUI RTU 2.1 Gii thiu chung Cỏc RTUs lp t nh mỏy thy in aksrụng cú cu hỡnh tng i ging Cỏc thit b chớnh c tớch hp ca hóng GE FANUC C th cu hỡnh ca t RTU: CPU for PLC: GE-Fanuc Power Supply module for PLC: Input ratings: 230V AC, Output ratings: 24 V DC 10 Slot Base Plate for PLC Battery for PLC memory backup Genius Bus Controller ETHERNET Communication Module IO Genius Bus Interface Unit Power Supply for SBA Input ratings: 230 VAC, Output ratings: Barrier type Carrier for Input/ Output Module 32-Channel Digital Input Module Voltage: 24V DC No of channels: 32 (4 group of each) 15-Channel (Current) Analog Input Module Current: 4-20 mA 32-Channel Digital Output Module Voltage: 24V DC No of channels: 32 (4 group of each) MODBUS Communication Module Human Machine Interface 12 touch screen Display: TFT Colour LCD Colours:256 Colours, Pixel: 640 x 480 Memory: RAM: 256 KB extendable memory upto GB Auxi Voltage: 24V DC Serial Redundancy Fail safe Switch 2.2 Thit k cỏc t RTUs cho h thng SCADA Trong gii hn lun vn, tỏc gi ch i sõu vo thit k v lit kờ cỏc I/O list cho t RTU t mỏy RTU ca trm 110kV v thit b ph ch gii thiu s lc RTU cho t mỏy: Nguyờn lý thit k RTU cho cỏc t mỏy nh hỡnh 1.1 Cỏc RTUs c cu to gm PLC chớnh l PLC A v PLC B cú cu hỡnh ging nhau, cú chc nng d phũng núng Mt switch chuyn i SRS lm nhim v ni cỏc PLC vi mn hỡnh giao din cm ng (Touch Screen) HMI Cỏc PLC c ni vi mng LAN ca nh mỏy thụng qua cỏc module truyn thụng CMM ca PLC v cng ethernet switch Cỏc PLC ny c nh a ch rừ rng cú th truy nhp v ly d liu chớnh xỏc Trong ch bỡnh thng, PLC lm vic v PLC d phũng Trong trng hp PLC lm vic b s c, PLC d phũng lp tc c a vo hnh v Switch SRS t ng chuyn qua lm vic vi PLC thay th Vi cu hỡnh linh hot nh trờn, m bo cho cỏc RTUs hnh n nh v tin cy Cỏc RTUs cho cỏc t mỏy c ni vi cỏc h thng kớch t (AVR), iu tc (GOV), o lng (MFM- multifunction meter), cỏc h thng giỏm sỏt rung (VIBRA) cho t mỏy, o nhit TST (Thermal transducer) v ng h o m in nng KWH1 v KWH2 cho h thng EMS (khụng c trỡnh by bn lun ny) 192.168.0.12 1HMI RS232 1SRS PLC A C P U 1 G B C 1 C M M S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E PLC B 1PWR2 1PWR1 RS232 192.168.0.11 ETHERNET SWITCH C P U G B C S P A R E C M M S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E GENIUS LAN RTU STATION 1MDL2 1MDL3 1MDL4 1MDL5 1MDL6 1MDL7 1MDL8 1CHS1 1CHS2 1CHS3 1CHS4 1CHS5 1CHS6 1CHS7 1CHS8 %I1-32 %I33-64 %I65-96 %I97-128 %AI1-15 %AI1-15 %AI1-15 %AI1-15 1MDL5 1MDL6 1CHS9 1CHS10 1CHS11 DROP 1GBI1 1MDL1 DROP 1GBI2 1MDL8 RS485 %Q1-32 %Q33-64 RTU SLAVE DEVICES ID AVR 101 GOV 101 MFM 101 KWH1 101 KWH2 102 TS1 101 VIBRAT 101 H1 S nguyờn lý RTU cho t mỏy Cỏc tớn hiu I/O cho RTUs t mỏy nh sau: U VO S Address/ a ch %I0001 %I0002 %I0003 %I0004 %I0005 Description/Mụ t UNIT-1 AUTO MODE CONTROL UNIT-1 UNDER OPERATOR WORK STATION CONTROL Generator Circuit Breaker Running Position Generator Circuit Breaker Test Position Generator Circuit Breaker in Remote Control mode Kind of State/loi Position Position Position Position Position %I0006 %I0007 %I0008 %I0009 %I0010 %I0011 %I0012 %I0013 %I0014 %I0015 %I0016 %I0017 %I0018 %I0019 %I0020 %I0021 %I0022 %I0023 %I0024 %I0025 %I0026 %I0027 %I0028 %I0029 %I0030 %I0031 %I0032 %I0033 %I0034 %I0035 %I0036 Generator Circuit Breaker Close Generator Circuit Breaker Spring Charged Generator NEUTRAL switch- Close Generator Earth switch ES-101 - Close Generator Earth switch ES-102 - Close Generator V Tbreaker Close: VT101 Generator V T Breaker in Test L VT101 110 KV Bus VT breaker Close Position VT01 Generator Busbar Voltage Transformer Test Position VT01 Generator Excitation Voltage Transformer Close Position: VT102 Generator Excitation Voltage Transformer Test Position VT102 Tail Pipes Vacuum Pressure Generator Head Cover Vacuum Pressure High Oil Level of Generator Upper Guide Oil Groove Low Oil Level of Generator Upper Guide Oil Groove High Oil Level of Generator Lower Guide Oil Groove Low Oil Level of Generator Lower Guide Oil Groove High Oil Level of Generator Turbine Guide Oil Groove Normal Oil Level of Generator Turbine Guide Oil Groove Overlow Oil Level of Generator Turbine GuideOil Groove High Temperature of Generator Cooling Water Overhigh Temperature of Generator Cooling Water High Tempature of Generator Upper Guide Bearing Overhigh Tempature of Generator Upper Guide Bearing High Tempature of Generator Upper Guide Bearing Overhigh Tempature of Generator Upper Guide Bearing High Tempature of Generator Thrust Bearing Liner Overhigh Tempature of Generator Thrust Bearing Liner High Tempature of Generator Upper Guide Oil Tank Overhigh Tempature of Generator Upper Guide Oil Tank High Tempature of Generator Lower Guide Bearing Liner Position Fault On Off Remote Input Input Input Input Input Input Fault Fault Fault Fault Fault State Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault %I0037 %I0038 %I0039 %I0040 %I0041 %I0042 %I0043 %I0044 %I0045 %I0046 %I0047 %I0048 %I0049 %I0050 %I0051 %I0052 %I0053 %I0054 %I0055 %I0056 %I0057 %I0058 %I0059 %I0060 %I0061 %I0062 %I0063 %I0064 %I0065 %I0066 Overhigh Tempature of Generator Lower Guide Bearing Liner High Tempature of Generator Lower Guide Bearing Liner Overhigh Tempature of Generator Lower Guide Bearing Liner High Tempature of Generator Lower Guide Oil Tank Overhigh Tempature of Generator Lower Guide Oil Tank High Temperarure of Generator No.1 Air Cooler Overhigh Temperarure of Generator No.1 Air Cooler High Temperarure of Generator No.2 Air Cooler Overhigh Temperarure of Generator No.2 Air Cooler High Temperarure of Outlet Wind of Generator Air Cooler Overhigh Temperarure of Outlet Wind of Generator Air Cooler High Temperature of Generator Turbine Guide Bearing Overhigh Temperature of Generator Turbine Guide Bearing High Temperature of Generator Turbine Guide Bearing Overhigh Temperature of Generator Turbine Guide Bearing High Temperature of Generator Turbine Guide Bearing Overhigh Temperature of Generator Turbine Guide Bearing Generator Air Shroud has or not Air Pressure 145 Rotational Speed of Generator 115 Rotational Speed of Generator 100Rotational Speed of Generator 90Rotational Speed of Generator 30Rotational Speed of Generator 15Rotational Speed of Generator Zero Rotational Speed of Generator Mechanical Over Speed Reset Position Switch of Brake Gate Reset Position Switch of Brake Gate Reset Position Switch of Brake Gate Reset Position Switch of Brake Gate Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Fault Input Input Input Input %I0067 %I0068 %I0069 %I0070 %I0071 %I0072 %I0073 %I0074 %I0075 %I0076 %I0077 %I0078 %I0079 %I0080 %I0081 %I0082 %I0083 %I0084 %I0085 %I0086 %I0087 %I0088 %I0089 %I0090 %I0091 %I0092 %I0093 %I0094 %I0095 %I0096 %I0097 %I0098 %I0099 %I0100 %I0101 %I0102 %I0103 %I0104 %I0105 %I0106 %I0107 %I0108 %I0109 %I0110 Shear-Pin Clipping Guide Blade Lockup Input Guide Blade Lockup Pull Out Main Shaft Seal Low Flow Alarm Main Shaft Seal Overlow Flow to Shut-down Unit Non-Flow Signal of Repaired Sealer Non-flow Signal of Unit Cooling Water Non-flow Signal of Upper Guide Cooling Water Non-flow Signal of Lower Guide Cooling Water Non-flow Signal of Turbine Guide Cooling Water Non-flow Signal of Cooling Water in Air Cooler Guide Blade Position Switch Guide Blade Position Switch Guide Blade Position Switch Guide Blade Position Switch Guide Blade Position Switch Guide Blade Position Switch Governor Electric Control Cabinet AC Power loss Governor Electric Control Cabinet DC Power loss Governor automatic control Electro-Regulating A Fault Electro-Regulating Emergency Input No.1 Pump of Governor hydraulic device Power loss No.2 Pump of Governor hydraulic device Power loss Governor hydraulic device fault Governor Oil Pressure Abnormal Governor Oil Level Abnormal Emergency Low Oil Pressure Overflow Oil Level of Oil Tank Regulator Oil Mixing With Water Alarm UCB-1 PLC DIGITAL INPUT MODULE:4 Flied Breaker Open AVR-1 Alarm AVR-1 Fail AVR-2 Alarm AVR-2 Fail Regualator DC Power loss Regualator AC Power loss Generator Terminal Overvoltage Power cabinet fault 24V Power supply loss The Fan of Power Cabinet Input Main Shaft Seal H2O main filter high diff prsr Main Shaft Seal H2O main filter speed reducer fault Main Shaft Seal H2O main filter backscour Fault Input Pull out Fault Fault Fault Fault Fault Fault Fault Fault Full-Opening Full-Opening Full-Opening Full-Opening Full-Opening Full-Opening Fault Fault Input Fault Input Fault Fault Fault Abnormal Abnormal Abnormal Abnormal Abnormal Full-Opening Abnormal Abnormal Abnormal Abnormal Abnormal Abnormal Abnormal Abnormal Power loss Input Fault Fault Input Main Shaft Seal H2O main filter blowdown Vlve %I0111 movement %I0112 Main Shaft Seal H2O emergency filter high diff prsr Main Shaft Seal H2O emergency filter speed %I0113 reducer fault %I0114 Main Shaft Seal H2O emergency filter backscour Main Shaft Seal H2O emergency filter blowdown %I0115 Vlv momvment %I0116 Unit intake valve's open-position: MIV %I0117 Unit intake valve's midle position: MIV %I0118 Unit intake valve's open valve originating: MIV %I0119 Unit intake valve's close valve originating: MIV %I0120 Bypass Valve fully open %I0121 Bypass Valve fully close Generator Cooling Water Electric Butterfly Valve %I0122 open Generator Cooling Water Electric Butterfly Valve %I0123 Close %I0124 UNIT-1 EMERGENCY STOP PUSHBUTTON %I0125 Auxiliaries Built up and ready %I0126 Spare-1 %I0127 Spare-2 UCB-1 PLC DIGITAL INPUT MODULE:5 %I0128 Lockout trip Relay operated: 86A1 %I0129 Lockout trip Relay operated: 86A2 %I0130 Lockout trip Relay operated: 86B %I0131 DC Supply-1 Fail: 80A %I0132 DC Supply-2 Fail: 80B %I0133 Rotor Earth fault Relay Operated: 64R %I0134 Generator Breaker Failure operated: 86 BF101 %I0135 Generator Protection Relay Critical failure %I0136 Unit-1 110 KV Side Synchronising Fault Fault Fault Input Fault Full-Opening U VO TNG T No./ STT Property of Analog/c tớnh Description/Mụ t Generator Rotor Current Generator Rotor Voltage Pressure at Spiral Case Inlet Pressure at Tail Pipe Inlet Guide-Blade Position Pressure of Main Shaft Seal Water Input Value 4-20mA 4-20mA 4-20mA 4-20mA 4-20mA 4-20mA Measure Range 0~10 -0.1~0.3 Measure Unit A V MPa MPa m MPa 34 Generator Rotational Speed Oil Level of Upper Guide Oil Tank Unit transformer winding temperature Unit transformer Oil temperature Upper Guide Oil tank Temperature Oil Level of Lower Guide Oil Tank Lower Guide Oil Tank Temperature Oil Level of Turbine Guide Oil Tank Cooling Wind Temperarure of Air Cooler Hot Wind Temperarure of Air Cooler Air Shroud Pressure Head Cover Vacuum Pressure Bearing Cooling Water Pressure Turbine Working Hydraulic Head Turbine Efficiency Turbine Discharge Unit Cooling Water Pressure Unit Active power (generator) Unit reactive power(Generator) Unit power factor(transformer) Unit Active power (trans.) 35 Unit reactive power(Trans.) 4-20mA 36 37 38 39 40 41 42 Unit current A Unit current B Unit current B Unit current AB Unit current BC Unit current CA Unit Voltage 4-20mA 4-20mA 4-20mA 4-20mA 4-20mA 4-20mA 4-20mA 10 13 14 17 18 20 21 22 23 24 25 26 27 28 31 32 33 4-20mA 0~200% 4-20mA Ne m 4-20mA 4-20mA 4-20mA 4-20mA m 4-20mA 4-20mA m 4-20mA 4-20mA 4-20mA 4-20mA 4-20mA MPa MPa MPa 4-20mA m 4-20mA 4-20mA 4-20mA M3/S MPa 4-20mA 0-10 MW 4-20mA 0-10 MVAR 4-20mA 0.5-1-0.5 4-20mA 0-10 MW 0-10 MVAR 50 A AC 50 A AC 50 A AC 0-55 Hz 0-150 KV 0-150 KV 0-150 KV U VO TNG T Source of Analog/ngun No 10 11 Description/Mụ t Thrust Bearing Temperature Thrust Bearing Temperature Upper Guide Bearing Temperature Upper Guide Bearing Temperature Lower Guide Bearing Temperature Lower Guide Bearing Temperature Turbine Guide Bearing Temperature Generator Upper Guide Oil Groove Temperature Generator Lower Guide Oil Groove Temperature Cooler Cooling Air Temperature Cooler Cooling Air Temperature Equipment Code Brake Cabinet Brake Cabinet Brake Cabinet Brake Cabinet Brake Cabinet Brake Cabinet Brake Cabinet Brake Cabinet Brake Cabinet Brake Cabinet Brake Cabinet Circuit Number U RA S Source of Out-put Equipment Circuit Code No No Name of Output Switch Status 10 11 12 13 14 15 16 17 18 Generator Circuit Breaker Close Generator Circuit Breaker Tripped/ OFF Brake Air-supply Electromagnetic Valve In-put Brake Air-supply Electromagnetic Valve Reset Repaired Seal-air Electromagnetic Valve Open Repaired Seal-air Electromagnetic Valve Close Main Shaft Seal water Electromagnetic Valve Open Main Shaft Seal water Electromagnetic Valve Close Unit Fire Fighting Spray Electromagnetic Valve Open Unit Fire Fighting Spray Electromagnetic Valve Close GOVERNOR STOP COMMAND GOVERNOR START COMMAND Lockup Pull Out Power Increase : Speed Raise Power Decrease : Speed Lower Generator Emergency Stopping Command OPU No.1 Pump Start-Stop OPU No.2 Pump Start-Stop Kind Pulse Width Control Circuit Voltage Current %Q0001 %Q0002 %Q0003 %Q0004 %Q0005 %Q0006 Pulse Pulse Pulse Pulse Pulse Pulse DC220V DC220V DC220V DC220V AC220V AC220V 0.5A 0.5A 0.5A 0.5A 0.5A 0.5A %Q0007 Pulse AC220V 0.5A %Q0008 Pulse AC220V 0.5A %Q0009 Pulse AC220V 0.5A %Q0010 %Q0011 %Q0012 %Q0013 %Q0014 %Q0015 %Q0016 %Q0017 %Q0018 Pulse Pulse Pulse Pulse Pulse Pulse Pulse Pulse Pulse AC220V DC24V DC24V DC24V DC24V DC24V DC24V DC24V DC24V 0.5A 0.5A 0.5A 0.5A 0.5A 0.5A 0.5A 0.5A 0.5A 19 20 21 22 23 24 25 26 27 28 29 30 31 32 AVR STOP COMMAND AVR START COMMAND Voltage Raise Voltage Lower Field Breaker Close Field Breaker Trip Field Breaker Operation loop Reset Generator 95 Speed Cooling Water Electric Butterfly Valve Opening (Generator Startiing Command Cooling Water Electric Butterfly Valve Closing (Generator Zero Rotational Speed) Open guide vane command Close guide vane command Unit Neutral switch close command Unit Neutral switch open command %Q0019 %Q0020 %Q0021 %Q0022 %Q0023 %Q0024 %Q0025 %Q0026 Pulse Pulse Pulse Pulse Pulse Pulse Pulse Pulse DC24V DC24V DC220V DC220V DC220V DC220V DC220V DC220V 0.5A 0.5A 0.5A 0.5A 0.5A 0.5A 0.5A 0.5A %Q0027 Pulse AC220V 0.5A %Q0028 %Q0029 %Q0030 %Q0031 %Q0032 Pulse Pulse Pulse AC220V AC220V AC220V 0.5A 0.5A 0.5A RTU cho trm 110kV v thit b ph: Nguyờn lý thit k RTU cho trm nh hỡnh H2: ETHERNET SWITCH 192.168.0.52 5SRS G B C C M M S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E PLC B 5PWR2 C P U RS232 PLC A 5PWR1 RS232 192.168.0.51 5HMI C P U G B C C M M S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E GENIUS LAN RTU STATION 5GBI1 DROP 5MDL1 5MDL2 5MDL3 5MDL5 5CHS1 5CHS2 5CHS3 5CHS5 %I1-32 %I33-64 %I1-15 5MDL8 5GBI2 DROP 5MDL1 %I1-32 5CHS4 RS485 %AI1-32 RTU SLAVE DEVICE ID METERING DEVICE PROTECTION DEVICE H2 RTU cho trm 110kV nh mỏy thy in aksrụng Cu to v lm vic ca RTU cho trm 110kV v thit b ph nh RTU cho t mỏy RTU cho trm 110kV ly tớn hiu o m in nng v bo v t cỏc RTU slave RTU cho thit b ph ly tớn hiu t cỏc thit b ph tr cho nh mỏy B TR THIT B TRONG TRUNG TM IU KHIN CCR Cỏc thit b trung tõm iu khin CCR c b trớ nh hỡnh H3 B1 A2 C2 D1 D C2 C2 C2 C1 C1 B2 B2 B1 B1 B1 D2 D A1 A1 D1 H3 B trớ thit b trung tõm iu khin nh mỏy CCR KT LUN Vic trin khai xõy dng h thng iu khin SCADA nh mỏy thy in va v nh cho thy c SCADA l gii phỏp hu hiu nht hin ỏp ng c cỏc mc tiờu: - Phự hp vi ngh nh 37 ca B cụng nghip (nay l B cụng thng) v iu kin u ni vo h thng in quc gia - m bo hnh nh mỏy hiu qu, an ton v kinh t - c bit, vi h thng SCADA hon chnh, cỏc nh mỏy thy in cú th hng li ln t Hip nh v gim phỏt thi (CDM) ... Chương Thiết kế hệ thống SCADA cho nhà máy thủy điện Đaksrông 4.1 Khái quát chung 4.1.1 Vị trí xây dựng 4.1.2 Mục tiêu nhiệm vụ dự án 4.1.3 Sơ đồ nối điện nhà máy 4.2 Hệ thống SCADA cho nhà máy thủy. .. cho nhà máy thủy điện Đaksrông 4.2.1 Nhiệm vụ thiết kế 4.2.2 Yêu cầu thiết kế 4.2.3 Độ tin cậy hệ thống 4.3 64 Thiết kế hệ thống SCADA cho nhà máy thủy điện Đaksrông 4.3.1 Thiết kế phần cứng trung... pháp kết nối cho hệ thống SCADA cho nhà máy thủy điện Chương 4: Thiết kế hệ thống SCADA cho nhà máy thủy điện Đaksrông tập trung nghiên cứu thiết kế hệ thống sở yêu cầu điều khiển, lý thuyết