STEAM TURBINE

WORKSHOP & FACILITIES

Turbine Shop & Facility

1. Changwon HQ Factory (Korea)2. Plzeň Factory (Czech Republic)

Copyright by Doosan Heavy Industries & Construction Co., Ltd. All Rights Reserved.

DOOSAN POWER SERVICESWORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA)

1.1 Manufacturing Shop Overview – Steam TurbineHandling Equipment∙ Overhead cranes (Max. 650 tons)

Machines ∙ CNC plano miller (X22,000 x Y7,800 x Z4,500 x 450 tons)∙ CNC horizontal boring M/C (X20,000 x Y6,000 x Z1,500 x 400 tons)∙ CNC vertical boring M/C (D7,500 x Z6,800 x 350 tons)∙ CNC horizontal lathe (D5,000 x L18,000 x 320 tons)

Special Machine∙ High-speed balancing M/C (D6,000 x L22,000 x 8,000rpm x 320 tons)

1.1 Manufacturing Shop Overview – Gas Turbine

DOOSAN POWER SERVICESWORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA)

1.1 Manufacturing Shop Overview – Fabrication

1st Fabrication Shop

Handling Equipment∙ Overhead cranes (Max. 150 tons)

Machine∙ Roll bending M/C (T100mm x W3.6m)

Welding Equipment∙ Strip cladding M/C (SAW)∙ Rotor inlay welding M/C (L8,100 x 30 tons)

2nd Fabrication Shop

Handling Equipment∙ Overhead cranes (Max. 150 tons)

Welding Equipment∙ SAW welding machine & 50-ton positioner

DOOSAN POWER SERVICESWORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA)

1.2 Manufacturing Facility List

ST Test Facilities

Balancing Machine

Slotting Machine

Broaching Machine

Category Facility Name Quantity Max. Capacity (mm)

Test Facilities

Steam turbine test facilities 1 - 62" (LSB)

Generator test facilities 1 - 1,450Mw

Gas turbine test facilities 1 - 300Mw

High-speed balancing machine 1 L'22,000 x D'6,000 x 200 tons

Steam Turbine

Plano miller (PM) 12 L'22,200 x W'7,800 x H'4,500 x 500 tons

Horizontal boring machine (HBM) 13 L'20,000 x H'6,000 x 400 tons

Vertical boring machine (VBM) 21 D'7,500 x H'6,800 x 400 tons

Horizontal lathe (HL) 5 L'18,000 x D'5,000 x 320 tons

Generator

Slotting machine 2 L'18,000 x H'5,800 x 200 tons

Stator frame milling machine 2 H'11,000 x D'3,200

Taping machine 2 L'14,900 x 250 Rpm

Compound equipment 2 L'9,800 x D'3,500

Gas Turbine

Broaching machine 1 H'3,000 x D'2,300 x 15 tons

Curvic machine 1 D'2,300 x H'1,000 x 15 tons

High-speed mill machine 2 L'3,000 x W'762 x H'1,500

DOOSAN POWER SERVICESWORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA)

1.3 Manufacturing ProductDoosan’s TG manufacturing can make all components of turbines and generators

Blade Generator

HP Casing Rotor LP Casing Exciter

DiaphragmValve

LP Turbine

IP Turbine

HP Turbine

DOOSAN POWER SERVICES

Test Facility – High Speed Balancing Shop

WORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA)

Facility Specifications

Reducing the vibration of rotors and checking the product reliability during over-speed test

∙ Work piece load: Max. 320 tons∙ Work piece diameter: Max. 6,000mm∙ Work piece length: Max. 22,000mm∙ Operating speed: Max. 8,500rpm∙ Drive power: 9.2MW motor∙ Transporter: Max. 400 tons

DOOSAN POWER SERVICES

Test Facility – Feedwater Pump Turbine Test Building

WORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA)

Composition of Equipment (in Test Facility)

∙ Lube oil system∙ Steam input system (boiler)∙ Cooling water system∙ Vacuum pump∙ Condenser

Conducting mechanical and electrical tests for feedwater pump turbines (rated and over-speed running test)