Steam Turbine

WORKSHOP & FACILITIES

Turbine Shop & Facility

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

1.1 Manufacturing Shop Overview – Steam Turbine

Handling 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 WORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA) DOOSAN POWER SERVICES

1.1 Manufacturing Shop Overview – Fabrication

1st Fabrication Shop 2nd Fabrication Shop

Handling Equipment Handling Equipment ∙ Overhead cranes (Max. 150 tons) ∙ Overhead cranes (Max. 150 tons)

Machine Welding Equipment ∙ Roll bending M/C (T100mm x W3.6m) ∙ SAW welding machine & 50-ton positioner

Welding Equipment ∙ Strip cladding M/C (SAW) ∙ Rotor inlay welding M/C (L8,100 x 30 tons) WORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA) DOOSAN POWER SERVICES

1.2 Manufacturing Facility List

Category Facility Name Quantity Max. Capacity (mm)

Steam turbine test facilities 1 - 62" (LSB)

Generator test facilities 1 - 1,450Mw Test Facilities

Gas turbine test facilities 1 - 300Mw ST Test Facilities

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

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

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

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 Generator Taping machine 2 L'14,900 x 250 Rpm Slotting Machine Compound equipment 2 L'9,800 x D'3,500

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

Gas Turbine 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 Broaching Machine WORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA) DOOSAN POWER SERVICES

1.3 Manufacturing Product

Doosan’s TG manufacturing can make all components of turbines and generators

Valve Diaphragm Blade Generator

LP Turbine

IP Turbine

HP Turbine

HP Casing Rotor LP Casing Exciter WORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA) DOOSAN POWER SERVICES

Test Facility – High Speed Balancing Shop

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

Facility Specifications

∙ 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 WORKSHOP & FACILITIES TURBINE | CHANGWON HQ FACTORY (KOREA) DOOSAN POWER SERVICES

Test Facility – Feedwater Pump Turbine Test Building

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

Composition of Equipment (in Test Facility)

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