POWER TRANSFORMER

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POWER TRANSFORMER
HYUNDAI
INDUSTRIAL POWER SYSTEMS
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1. Production Capacity
1) Annual Production Capacity 28,000MVA
2) Maximum Capacity up to
800MVA(3 phase)
3) Maximum Voltage up to 765kV,
2050 BIL
4) Factory Space 16,800m²

• 5) Manpower for Transformer factory
• - 55 Engineers
• - 340 Skilled Workers

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2. Production Range

• 1) Power Transformer
• 2) Distribution Transformer
• 3) Cast resin Transformer
• 4) Special Purpose Transformer
• Rectifier Transformer
• Furnace Transformer
• Dry type Transformer
• Shunt Reactor
• Mobile Transformer

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3. Quality Assurance (ISO 9001)

• 1) Original Date of Issue July of 1989
• 2) Registered Parts of Quality Assurance
• Transformer Design and Development
• Production and Testing
• Installation and Service

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4. Applicable Standard

• 1) IEC 76 (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)

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5. Short Circuit Test

• 1) Major Performance Record of Short Circuit
  Test

Specification of Transformer
No.
Test Date
Test of Tap Change
Customer
1
Generating Transformer 3PH 6/64/85/106/119MVA
230/14.8kV YNd1
Sept. 1995
N.L.T.C
PUD in USA
2
Power Transformer 3PH 45/60MVA 154/23kV Ynyno(d)
Nov. 1989
O.L.T.C
KEPCO in Korea
3
Power Transformer 3PH 35/44MVA 154/23kV YNd1
Nov. 1986
O.L.T.C
In-Chon Iron Steel in Korea
4
Distribution Transformer 3PH 10MVA 22/6.6kV
Ynynod(d)
Dec. 1986
O.L.T.C
PUB in Singapore
5
Power Transformer 3PH 20/26MVA 132/11.5kV Dyn11
Dec. 1986
O.L.T.C
WAPDA in Parkistan
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5. Short Circuit Test

• 2) Detailed Explanation for the Short Circuit
  Test Performed to the 230kV Transformers for
  Rocky Reach Project

• Customer Public Utility District No.1 of
  Chelan County in U.S.A
• Project Replacement for Rocky Reach Dam
  Transformer
• Transformer Rating
• 3phase 60Hz 119MVA 14.8/230kV Step-up Transformer
• Basic Impulse Level on H.V Side 900kV
• Standard ANSI C57.12.00

• Tested and Certified by Korea Electrotechnology
  Research Institute

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• Picture of Short Circuit Test

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6. Development of Transformer
1) 765kV Transformer

• 1PH 60Hz 2 x 333.3MVA 765/345kV
• OLTC type Auto transformer (Bil 2050kV)
  1998 Developed
• 1PH 60Hz 204MVA 20.9/765kV
• NLTC type Step-up transformer (Bil 2050kV)
  1999 Developed
• 1PH 60Hz 370MVA 765/345/23kV
• NLTC type Auto transformer (Bil 2050kV)
  1999 Developed

2) Gas Insulated Transformer

• 1PH 60Hz 20MVA 154/23kV OLTC Type Transformer
• (Under Development)

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6. Development of Transformer
3) Mobile Transformer (Developed)

• 3PH 60Hz 40MVA 154/23kV (1996)
• "H" Class insulation (95C temp. rise)
• Comparison of "A" and "H" class insulation

Insulation
No Load Loss
Load Loss
Weight
A Class
31 kW
241 kW
35 TON
H class
23 kW
434kW
25 TON
Remark
74
180
71

• Transportation with trailer
• Weight 39.4 Ton
• Size(m) L8.6 x W2.9 x H3.9

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• Picture of 154kV 40MVA Mobile Transformer-Using
  H Class
• Insulation (NOMAX Paper)

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7. Major International Clients and Performances
1) North America
Country
Client
Rating of Transformer
U.S.A
Alumnium Company of America
161/13.8kV, 93MVA
Los Angeles Department of Water and Power
34.5/5.04kV, 16MVA
Chelan Country
230/14.8kV, 119MVA
Black Veatch
230/15.75kV, 315MVA
General Electric Company
138/13.8kV, 125MVA
Baltimore Gas Electric
13.8/2 X 3.9kV, 20MVA
CRS Sirrine Engineers
69/13.8KkV, 90MVA
Zurn Nepco
132/11.5kV, 90MVA
Westinghouse
138/13.8kV, 150MVA
Florida Power Corporation
16/230kV, 235MVA
Colorado River Commission of Nevada
230/69kV, 200MVA
Sacramento Municipal Utility District
230/69/13.8kV, 200MVA
Duke Fluor Daniel
115/11kV, 93MVA
Babcock Wilcox Engineering
138/15.5kV, 160MVA
Lower Colorado River Authority
138/22.8kV, 490MVA
Puget Sound Energy
230/117.8kV, 325MVA
National Electrical System Inc.
115/13.2kV, 115MVA
City of Tacoma
115/13.8kV, 56MVA
New York Power Authority
230/13.2kV, 86MVA
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7. Major International Clients and Performances
2) South America
Country
Client
Rating of Transformer
Colombia
Interconexion Electrical S.A
230/34.5kV, 50MVA
500/230/34.5kV, 150MVA
EPM
230/115/46kV, 90MVA
ESSA
115/34.5/13.8kV, 40MVA
Trinidad Tobogo Electricity Commission (TTEC)
33/12kV, 6MVA
Trinidad Tobago
CELMEC
115/13.8kV, 50MVA
Panama
Chilectra
230/110/13.2kV, 130MVA
Chile
Proyecto Ampliacion de LA S. E.
220/60/10kV, 50MVA
Peru
JBV Guatemala, LCC
230/13.8kV, 150MVA
Guatemala
ENELVEN
200/115/13.8kV, 200MVA
Venezuela
Abengoa
115/2 X 13.8kV, 300MVA
Puerto Rico
CERJ
138/13.8kV, 33.3MVA
Brazil
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7. Major International Clients and Performances
3) Asia
Country
Client
Rating of Transformer
Tokyo Electric Power Company
66/6.9kV, 20MVA
Japan
Public Utilities Board (PUB)
22/6.6kV, 10MVA
Singapore
Tenaga Nasional Bhd. (TNB)
275/132kV, 240MVA
Malaysia
Sarawak Electricity Supply Corp. (SESCO)
275/230kV, 250MVA
Sabah Electricity Board (SEB)
275/132kV, 180MVA
Perusahaan Umum Listrik Negara (PLN)
150/20kV, 100MVA
Indonesia
National Power Corp (NPC)
230/115/13.8kV, 300MVA
Philippines
Manila Electric Company (MERALCO)
110/34.5/13.8kV, 83.3MVA
Electricity of Vietnam (EVN)
230/121/22kV, 63MVA
Vietnam
Vietnam POSCO Steel Co.
110/6.6kV, 20MVA
Bangladesh Power Development Board (BPDB)
240/140kV, 150MVA
Bangladesh
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7. Major International Clients and Performances
3) Asia
Country
Client
Rating of Transformer
Electricity Generating Authority of Thailand
(EGAT)
115/34.5/11kV, 50MVA
Thailand
Metropolitan Electricity Authority (MEA)
60/11.5kV, 60MVA
Provincial Electricity Authority (PEA)
115/23.1kV, 40MVA
Myanmar
Myanmar Electric Power Enterprise (MEPE)
132/33/11kV, 30MVA
Water and Power Development Authority (WAPDA)
230/11kV, 125MVA
Parkistan
Karachi Electricity Supply Corporation (KESC)
132/11kV, 40MVA
D. G Khan Cement Company
132/6.3kV, 20/26MVA
India
Oil and Natural Gas Commission (ONGC)
6.6/0.433kV 2000KVA (Cast Resin Type)
Ceylon Electricity Board (CEB)
132/33kV, 31.5MVA
Srilanka
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7. Major International Clients and Performances
4) Middle East
Country
Client
Rating of Transformer
Electricity Corporation
132/33kV, 60MVA
Saudi Arabia
SCECO-Central
132/13.8kV, 100MVA
SCECO-East
230/115/34.5kV, 400MVA
Tabouk Electricity Company
132/13.8kV, 100MVA
Arabian American Oil Company
66/13.8kV, 67MVA
Iraq
State Organization of Electricity (SOE)
400/138.6/11kV, 250MVA
Yemen
Yemen General Electricity Corp. (YGEC)
132/33kV, 25MVA
Lebanon
Council for Development Reconstruction
66/20-11kV, 40MVA
U.A.E
Dubai Electricity Company
33/11kV, 15MVA
Water and Electricity Department
11/0.433kV, 1500KVA (Cast Resin Type)
Oman
Ministry of Electricity and Water
33/11kV, 20MVA
Turkey
Turkiye Electric Kurumu
Shunt Reactor 154kV, 5MVAR
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7. Major International Clients and Performances
5) Oceania and Canada
Country
Client
Rating of Transformer
Pacific Power (The Electricity Commission of New
Sourth Wales)
132/11kV, 20MVA
Australia
132/69/11kV, 20MVA
Power Link (Queensland Electricity Commission)
230/34.5kV, 80/120MVA
BHP Engineering Pty Ltd.
132/66/11kV, 120MVA
Shortland County Council
66/13.8kV, 67MVA
New Zealand
New Zealand Aluminium Smelter Ltd. (NZAS)
220/11kV, 50MVA
Papua New Guniea
The Electricity Commission of P.N.G
132/66kV, 20MVA
Canada
British Columbia Hydro Power Authority
512.5/242/25.2kV, 500MVA
Richmond Hill Hydro
212.5/2 X 28kV, 125MVA
Manitoba Hydro
114.3/2 X 12.47kV, 50MVA
Alberta Power Ltd.
144/25kV, 50MVA
Howe Sound Pulp Paper Ltd.
230/13.8kV, 62MVA
Yukon Electrical Company
138/13.8kV, 40MVA
Stone Webster Canada Ltd.
243/2 X 13.8kV, 171MVA
Transalta Vtilities
260/72kV, 224MVA
Agra Monenco/ Aurora Mine
260/72kV, 116.2MVA
Saskatchewan Power Corporation
128/24.9kV, 29.8MVA
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7. Major International Clients and Performances
6) Europe
Country
Client
Rating of Transformer
ABB Power Generation Ltd.
220/21kV, 420MVA
Switzerland
Germany
Siemens AG
132/6.9kV, 40/45MVA
Denmark
Johs Gran-Hassen Product Ltd.
220/60/10kV, 40/50MVA
7) Africa
Country
Client
Rating of Transformer
Egyptian Electricity Authority (EEA)
21/220kV, 395MVA
Egypt
Arco Steel
220/22.5kV, 80MVA
Ethiopia
Ethiopian Electric Light and Power Authority
(ELPA)
132/15kV, 22MVA
Libya
Heavy Industries Secretariat Tripoil
Socialist Peoples Libyan Arab Jamshebreya
11/225kV, 105MVA
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8. Major Production Facilities
1) Over-Head Crane (300 TON x Span
38m) 2) Vacuum Vaporization Facility (L 13m x W
4.8m x H 6.6m) 3) Air - Cleaning Facility (L
45m x W 40m x H 7m) 4) Oil Filtering Machine
(8,00 litter / hour) 5) Motorized Transporter
for Test (400 TON x 2EA) 6) Core Binding
Machine (40 TON x W 8m) 7) Core Lamination
Table (120TON)
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9. Major Testing Facilities
1) Impulse Generator System ( 400KV /
600KJ ) 2) Oscillation Lightning Impulse Test
System (1,800KV / 90KJ ) 3) AC Series Resonant
Voltage Test System (1,200KV /
4,800KVA ) 4) AC Power Generator System (
23MVA x 2sets ) 5) AC Power Generator System (
23MVA x 2sets ) 6) Condenser Bank ( 158KV,
225MVAR ) 7) Transformer Loss Measuring System
(200KV / 4,000A )
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10. Major Manufacturing Process
1) Winding Works
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10. Major Manufacturing Process
2) Core lamination
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10. Major Manufacturing Process
3) View of Core Structure (After
Completion of Core Lamination)
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10. Major Manufacturing Process
4) Coil Insertion Works
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10. Major Manufacturing Process
5) View of Core and Coil Assembly Works
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10. Major Manufacturing Process
6) Drying Works in Vacuum Vaporization
Facility
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10. Major Manufacturing Process
7) Completion of Core Coil Assembly
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10. Major Manufacturing Process
8) Factory Test