765 KV Transformer
Transcript of 765 KV Transformer
POWER TRANSFORMERPOWER TRANSFORMER
HYUNDAI
2ELECTRO ELECTRIC SYSTEMS
1. Production Capacity
1) Annual production capacity : 36,200MVA
2) Production capacity : up to 800MVA (3 phase)
3) Production voltage : up to 765kV
4) Factory Space : 61,000㎡
5) Manpower for Transformer factory
● 70 Engineers ● 28 Test Engineers
● 10 Development Engineers ● 390 Workers
3ELECTRO ELECTRIC SYSTEMS
2. Production Range
1) Power transformer
2) Distribution transformer
3) Cast resin transformer
4) Special purpose transformer
● Reactor ● Dry type transformer
● Furnace transformer ● Mobile transformer
● Rectifier transformer
4ELECTRO ELECTRIC SYSTEMS
3. Quality Assurance (ISO 9001)
1) Original Certification date : April of 1992
2) The registration covers the design, manufacturing, testing,
installation and servicing of
● Power and Distribution transformers
● Cast resin and Dry type transformers
● Special purpose transformers
● Reactors
5ELECTRO ELECTRIC SYSTEMS
4. Applicable Standard
1) IEC 60076 (For Europe and Asia)
2) ANSI C57.12.00 (For America)
3) CAN/CSA-C88-M90 (For Canada)
4) AS 2374 (For Australia)
5) ES 140 (For Korea)
6ELECTRO ELECTRIC SYSTEMS
5. Short Circuit Test
1) Performance record of short circuit test
NO. Specification of Transformer Test Date Type of Tap changer Customer
1 Power Transformer 3×1PH 15/20MVA 154/23/6.6kV Ynyn0(d) Apr. 1997 O.L.T.C KEPCO in Korea
2 Generating Transformer 3PH 64/85/106/119MVA 230/14.8kV YNd1 Sept. 1995 N.L.T.C PUD in USA
3 Power Transformer 3PH 45/60MVA 154/23kV YNyno(d) Nov. 1989 O.L.T.C KEPCO in Korea
4 Power Transformer 3PH 35/44MVA 154/23kV YNd1 Nov. 1986 O.L.T.C Inchon Iron & Steel
in Korea
5 Distribution Transformer 3PH 10MVA 22/6.6kV YNynod(d) Dec. 1986 O.L.T.C PUB in Singapore
6 Power Transformer 3PH 20/26MVA 132/11.5kV Dyn11 Oct. 1985 O.L.T.C WAPDA in Pakistan
7ELECTRO ELECTRIC SYSTEMS
2) Tested by Korea Electro-technology Research Institute.
3) Details of PUD transformer
◆ Customer : Public Utility District No.1 of Chelan County in U.S.A
◆ Project : Replacement for Rocky Reach Dam TR.
◆ Transformer Rating
● 3phase 60Hz 119MVA 14.8/230kV Step-up Transformer
● Basic impulse level of HV : 900kV
● Standard : ANSI C57.12.00
8ELECTRO ELECTRIC SYSTEMS
4) Picture of Short circuit test
9ELECTRO ELECTRIC SYSTEMS
6. Development of Transformer
1) 765kV Transformer◆ 1PH 60Hz 2×333.3MVA 765/345kV
OLTC type Auto transformer (Bil : 2050kV) : 1998
◆ 1PH 60Hz 204MVA 20.9/765kV NLTC type Step-up transformer (Bil : 2050kV) : 1999
◆ 1PH 60Hz 370MVA 765/345/23kVNLTC type Auto transformer (Bil : 2050kV) : 1999
10ELECTRO ELECTRIC SYSTEMS
◆ 765kV 370MVA Auto Transformer under test
11ELECTRO ELECTRIC SYSTEMS
2) Gas Insulated Transformer◆ 1PH 60Hz 20MVA 154/23kV OLTC type (1999)
12ELECTRO ELECTRIC SYSTEMS
3) 154kV Mobile Transformer (“H” Class insulation)◆ 3PH 60Hz 40MVA 154/23kV◆ Weight : 40 Ton, ◆ Size(m) : L8.6 x W2.9 x H3.9
13ELECTRO ELECTRIC SYSTEMS
7. Major Customer And Performances
1) North America (1)
Country Customer Rating of Transformer Alumnium Company of America 161/13.8kV, 93MVA
Los Angeles Department of Water and Power 230/70kV, 360MVA
Chelan County 230/14.8kV, 119MVA
Black & Veatch 345/22kV, 417MVA
General Electric Company 138/13.8kV, 125MVA
Baltimore Gas & Electric 69/13.8kV, 90MVA
Transmission Agency of Northern California 525/230kV, 367MVA
Georgia Power 500/18/18kV, 390MVA
Siemens Westinghouse Power Corp. 500/16kV, 260MVA
Southern California Edison 225/70.5kV, 250MVA
Colorado River Commission of Nevada 230/69kV, 200MVA
Sacramento Municipal Utility District 230/69/13.8kV, 200MVA
U.S.A
Duke Fluor Daniel 356/18kV, 292MVA
14ELECTRO ELECTRIC SYSTEMS
1) North America (2)
Country Customer Rating of Transformer Babcock & Wilcox Engineering 138/15.5kV, 160MVA
Lower Colorado River Authority 138/22.8kV, 490MVA
Puget Sound Energy 230/117.8kV, 325MVA
City of Tacoma 115/13.8kV, 56MVA
National Electrical System Inc. 115/13.2kV, 115MVA
New York Power Authority 230/13.2kV, 86MVA
U.S.A
Parsons Energy & Chemicals 230/18kV, 262MVA
British Columbia Hydro & Power Authority 512.5/242/25.2kV, 500MVA
Richmond Hill Hydro 212.5/2×28kV, 125MVA
Manitoba Hydro Power 230/115/13.8kV, 250MVA
Alberta Power Ltd. 144/25kV, 50MVA
Stone & Webster Canada Ltd. 243/2×13.8kV, 171MVA
Transalta Utilities 260/72kV, 224MVA
Agra Monenco/Aurora Mine 260/72kV, 116.2MVA
Canada
ATCO Power 260/26.5/13.2kV 150MVA
15ELECTRO ELECTRIC SYSTEMS
8. Major Manufacturing & Testing Equipment
1) Step-lap cut-to-length M/C 3) Overhead Crane ● 50∼1200(W) × 5000(L) ............. 2 ● 120Ton, 22.5m(H) ......….. 2● 80∼ 640(W) × 3600(L) .............. 1 ● 100Ton, 10.1m(H) .....…... 1
● 80Ton, 10.1m(H) ......…... 1
2) Vapour phased autoclave 4) Testing capacity ● 15000(L)×4800(W)×7000(H) ...... 1 ● Basic impulse level : 4800kV● 12500(L)×4500(W)×6200(H) ...... 1 ● Power frequency test : 700kV● 10000(L)×6000(W)×6300(H) ...... 1● 8000(L)×4200(W)×5200(H) ..….. 1● 8000(L)×4000(W)×5400(H) ..….. 1
16ELECTRO ELECTRIC SYSTEMS
New Transformer Factory
1. Outline 1) Start to build : October of 1998 2) Completion date : August of 19993) Factory size : L130×W40×H35 (m)
2. Production Capability of New Factory 1) Annual Production Capability : 8,200MVA (Total 36,200MVA) 2) Production Capability : Up to 800MVA3) Production Voltage : Up to 765kV (BIL : 2050kV)
3. Major Manufacturing & Testing Equipment 1) Vapour phased autoclave : L13000×W5000×H70002) Overhead crane
● 300Ton, 22m ● 30Ton, 15m 3) Testing capability
● Basic impulse level : 4000kV (Haefely/Switzerland)● Power Frequency test : 1000kV (High volt/Germany)
17ELECTRO ELECTRIC SYSTEMS
1) Customer : British Columbia Hydro in Canada
2) Year of delivery : 1994
3) Auto Transformer Specification (2 sets)
● Rating : 3PH 304/340/500MVA, OA/FOA/FOA
● Rated Voltage : 515/242/25.2kV
● BIL Test Voltage : 1550/850/150kV
● Total / transportation : 360Ton / 222Ton
● Overall dimension : L19 ×W7 × H11 (m)
● Transportation dimension : L12.8 ×W3.6 × H4.5 (m)
9.1 500kV Transformer
18ELECTRO ELECTRIC SYSTEMS
● 500kV Transformer for BCHP of Canada
19ELECTRO ELECTRIC SYSTEMS
1) Customer : Korea Electric Power Corporation (Dang-Jin TPP)
2) Commercial Operation : June, 2000
3) Generator Step-up Transformer (7 sets)
● Rating : 3 x 1PH 204MVA, FOA, NLTC
● Rated Voltage : 20.9/765kV
● BIL Test Voltage : 150/2050kV
● Total / transportation : 250Ton / 170Ton
● Overall dimension : L8.8 ×W6.2 × H11.8 (m)
● Transportation dimension : L6.0 ×W4.7 × H5.5 (m)
9.2 765kV Transformer
20ELECTRO ELECTRIC SYSTEMS
4) 765 – 345kV Tie Transformer (4 sets)
● Rating : 3 x 1PH 370MVA, FOA, NLTC
● Rated Voltage : 765/345/23kV
● BIL Test Voltage : 2050/1050/150kV
● Total / transportation : 290Ton / 190Ton
● Overall dimension : L9.7 ×W8.2 × H6.9 (m)
● Transportation dimension : L8.8 ×W4.3 × H4.9 (m)
21ELECTRO ELECTRIC SYSTEMS
● 765kV Generator Step-up Transformer