Delivering Cutting-Edge Turbine and Generator Technologies 2 Doosan Delivering Cutting-Edge Turbine and Generator Technologies 3
Delivering cutting-edge turbine and generator technologies 2 Doosan Delivering cutting-edge turbine and generator technologies 3
Doosan - More than innovation
Doosan is a modern and dynamic supplier of high performance steam turbines, generators, and heat exchangers that rank amongst the best products of their kind in today’s global marketplace. Our employees draw upon their experience to realize innovation and a customer friendly approach to find and offer the best solutions.
Our expertise is built on over 110 years We are driven by the desire to provide our of experience in the manufacture and customers with optimum efficiency, high continuous development of steam reliability, and operational flexibility—all at turbines. The production knowledge we’ve a reasonable price. Our technology covers accumulated is incorporated into our all fuel types from fossil fuel and biomass product designs today, helping us deliver to nuclear and renewables. By covering reliable, efficient, and innovative turbine every possible detail, we design our technologies. turbines to exceed your expectations. Global interest in Doosan turbines is growing every year, resulting in a rapid Doosan offers a wide range of increase of our market share. Today, we are Whatever the technologically advanced turbine designs, a respected and sought-after supplier of technological products, and services for the energy steam turbines from 10 MW to 1,500 MW and commercial generation field such as equipment for customers and plants around the world. supply of turbines, generators, and heat requirements, Our generators are the most up-to-date exchangers, turbine generator sets, turbine Doosan can help. machines of their kind, utilizing the latest islands up to turbine machine halls, long- technology and providing incomparable term service, and retrofitting programs. quality with ratings from 100 MW to We upgrade our own turbines with cutting- 1,500 MW. edge technology, as well as non-OEM turbines that utilize Doosan components.
We conduct our business based on a customer-oriented approach: we not only provide technological solutions, but also We are driven by the desire support ECA financing for our customers. to provide our customers with: In Plzen and Changwon, Doosan´s global R&D Center, with head office in Plzen, we continue to invest considerable resources into the development of our products and systems. Optimum High Operational efficiency reliability flexibility
all at a reasonable price 4 Doosan Delivering cutting-edge turbine and generator technologies 5
Steam turbines
As a specialized steam turbine supplier, we achieve world-class performance, efficiency, reliability, and maintainability of Doosan steam turbines through effective design and quality manufacturing. Our steam turbine technologies are constantly evolving to meet the changing needs of our customers.
We invest in R&D to continuously enhance the construction of each component, with the ultimate goal of increasing turbine efficiency, lowering fuel consumption, and reducing emissions for minimum impact on the environment.
Our technologies provide:
Optimum Long-term Shorter start-up exploitation of sustained times through cooling conditions efficiency a more flexible at the turbine through unique thermal design outlet design features 6 Doosan Delivering cutting-edge turbine and generator technologies 7
Industrial steam turbines
Doosan industrial steam turbines are flexible units that meet the requirements of even the most complex processes in a range of industries, from metallurgy, chemical, pulp and paper, to sugar mills, local heating from cogeneration units, and many more.
The turbines are constructed as The construction of these turbines allows At Doosan, we don’t classify turbines as single-casing, high-speed turbines, for the application of one or more controlled industrial merely according to their output. either condensing or back-pressure, in a steam extraction systems, and a radial Instead, we consider the industry and compact configuration. Single casing steam or axial outlet into the condenser. These process in which the turbine is going to be turbines are usually coupled to the turbines are supplied to the construction site employed, so that even a medium-output generator via gearbox. assembled, which simplifies and shortens turbine with industrial steam extraction can their installation. be regarded as industrial.
Indicative Range Indicative Output (MW) Model Speed (RPM) Steam Parameters Configuration up to 10 20 30 40 50 60 70
DST-V Variable speed acc. to request
DST-G10 > 6,500 140 bar, 540 °C
from 4,000 ~ DST-G20 140 bar, 565 °C to 6,500
DST-S10 3,000 / 3,600 165 bar, 580 °C
DST-V – Variable Speed Driver Steam Turbines DST-G – Industrial Steam Turbines Connected Via Gearbox DST-S – Power Generation Synchronous Steam Turbines 8 Doosan Delivering cutting-edge turbine and generator technologies 9
Turbines for medium and large power output
Doosan medium and large We can tailor our wide range of medium output steam turbines for and large output steam turbines to fit the power generation application requirements of your project. • One, two and multiple-core units, with are designed primarily with the Doosan follows the principle that a turbine’s Outlet casings for condensing turbines differ or without steam reheating requirements of utilities and flow part is always designed according to only according to the standard modular heating facilities in mind. • Speeds of 3,000 rpm or 3,600 rpm the specific requirements and conditions last stage blade. The arrangement and of each individual project. To achieve the performance of steam valves and bearing • Pure condensing, condensing-extraction, maximum possible efficiency, we combine stands are also fully standardized. back-pressure, or back-pressure-extraction our modular structure with operationally • Radial, lateral or axial outlet into the verified nodes. condenser
Indicative Speed Indicative Output (MW) Type Range Steam Configuration Type (mm) (RPM) Parameters up to 100 300 500 700 900 1100 1300 1500 1400 1300 3,000 / 3,600 165 bar, 580 °C Single-Casing 1200
1100 DST-S10 1000 3,000 / 3,600 180 bar, 580 °C Double Casing 900
800
HIP Combined 700 3,000 / 3,600 260 bar, 600 °C DST-S20 + LP 600 500
300 bar, 400 3,000 / 3,600 HP + IP + LP DST-S30 610 / 621 °C 300
200 Half / Full Nuclear Steam Saturated steam 100 DST-N speed Turbines 0
DST-S – Power Generation Synchronous Steam Turbines DST-N – Steam Turbines for Nuclear Power Plant 10 Doosan Delivering cutting-edge turbine and generator technologies 11
Beyond technology, customer friendly
Doosan steam turbines are Delivering high efficiency Advanced sealing technology Technology to meet all customer’s needs based on a modular design that Advanced aero blade design Sealing technology is very important for Doosan sides with our customers, listens to incorporates operationally proven Doosan has provided customized solutions modern steam turbines in terms of performance. your opinions, and creates superior designs to elements, differing only in flow- in both impulse and reaction technology for Doosan’s advanced sealing technology can meet all your requirements. maintain minimized operational clearances part dimensions, to provide over a century. Drawing upon our wealth of Using welded rotors allows us to manufacture and reduce leakage losses. customers with reliable solution. experience and professional knowledge, we very large low-pressure turbine rotors and are able to provide advanced blades with We optimize our designs to meet We provide the most optimized sealing improve their dynamic behavior in operation. three-dimensional design. This enables us technologies-brush seals, abradable coating, They also enable fast start-up and loading by individual customer requirements to deliver the highest efficiency and years of retractable seals, and honeycomb seals-to reducing stress levels compared to monoblock by means of a suitable combination quality performance. realize remarkable efficiency improvements. rotors. Doosan developed special technology of standardized modular elements Our advanced blade is designed with for heterogeneous rotor welding to combine and tailor-made design. optimized reaction and stage load level materials with optimum properties in each through the flow path of steam turbines. Maximizing customer’s value section of the rotor flow path; this produces the creep resistant materials in the front hot Customized solutions section and ductile high strength materials at Doosan provides our customers with a “cold end.” High power output turbines can wide spectrum of technically progressive then be designed in a single casing compact and economically effective steam turbine arrangement. solutions to meet all the specific conditions of individual projects. The assembled diaphragm consists of inserted nozzle blades into the outer and inner rings, which are mechanically secured Steam turbine Controlled by pins to minimize deformation and improve Conventional connected diaphragm design manufacturing accuracy and the finish steam turbine by clutch for for combined surface. This also enables us to achieve the design combined heating heating power highest flow path efficiency. power plant plant
Side exhaust Axial exhaust steam turbine steam turbine design design
Major milestone of Doosan steam turbine 1904 First steam turbine system Rateau Škoda Works (Czech) 1932 First 23MW reheating steam turbine Trebovice (Czech) 1965 200MW steam turbine Ledvice (Czezh) 1976 220MW nuclear steam turbine Bohunice (Slovakia) 1977 500MW subcritical steam turbine Melník III (Czech) 1991 1000MW nuclear steam turbine Temelin (Czech) 1993 500MW supercritical steam turbine Boryeong (Korea) 1995 1000MW nuclear steam turbine Yonggwang (Korea) 2005 500MW USC steam turbine Tangjin (Korea) 2007 700MW supercritical steam turbine Cirebon (Indonesia) 2007 660MW USC steam turbine Ledvice (Czezh) 2007 1450MW nuclear steam turbine Shinkori (Korea) Doosan’s first steam turbine developed in 1904 by Škoda Works (now Doosan Škoda Power) 2013 1000MW USC steam turbine Shinboryeong (Korea) 12 Doosan Delivering cutting-edge turbine and generator technologies 13
Generator
Modern society is almost entirely dependent upon electricity for industrial purposes, leisure, and daily living. To meet the demand for electric power—that is growing at an accelerating rate— Doosan provides a wide range of generators for our customers.
The stator insulation system provides the The retaining rings of nonmagnetic Low-loss laminated silicon steel minimizes mechanical resilience and voltage endurance 18-Manganese/18-Chromium stainless steel electrical loss within the core and improves required for continuous or daily start & stop resist cracking due to stress and corrosion. the generator efficiency. duty. The stator insulation design is reliable, The Direct-cooled field promotes uniform DS-DEX (Doosan Digital Excitation System) proven by its record of superior performance temperature distribution throughout the is a static, digital, potential source for more than two decades. windings to prolong insulation life. excitation system, utilizing state-of-the-art The stator end winding support system is The stator winding support structure hardware and software technology. designed to withstand the severe forces features top wedges and ripple springs DS-DEX can meet a wide range of generator involved in normal and abnormal operation. to secure the stator bars in the slot, ratings by virtue of its open architecture Stator end winding support systems require eliminating bar vibration to maximize with standardized, modular components little maintenance, and their in-service insulation life and reduce maintenance and can be applied to generators driven by reliability has been proven. requirements. all types of turbines. The core support system isolates stator core vibration to minimize generator vibration and noise.
Presently, Doosan is applying Model Cooling Speed (RPM) Capacity (MVA) Voltage advanced state-of-the art 3,000 110 ~ 200 10.5 ~ 15.75 kV technology that integrates all DGen-A Air necessary factors of design, 3,600 110 ~ 200 12.5 ~ 18 kV manufacturing, and quality 3,000 200 ~ 500 15 ~ 19 kV DGen-H Hydrogen control, to supply customers 3,600 200 ~ 510 18 ~ 21 kV not only with a machine, but 3,000 400 ~ 1,390 21 ~ 30 kV also total satisfaction. DGen-W Hydrogen 3,600 450 ~ 1,240 19 ~ 30 kV Water 1,500 650 ~ 1,700 18 ~ 27 kV DGen-N 1,800 770 ~ 1,700 22 ~ 24 kV 14 Doosan Delivering cutting-edge turbine and generator technologies 15
Condensers and heat exchangers
Through decades of experience with the Condensers Heat exchangers To achieve the best efficiency thermal cycle design as STG OEM, the The design and manufacturing of District water heater design of condensers and heat exchangers for steam cycles, the highest condensers is offered for any size and Our district water heater design is based meets all customer requirements with efficiency condensers and type of steam turbine. Based on years of on extensive customer feedback and regard to size, price, layout and overall heat exchangers are required. research and application experience, the takes into account modern trends and thermal cycle optimization. Doosan designs and produces optimum condenser type with appropriate features. Doosan district water heaters supports and connection to a steam turbine state of the art condensers and Our condensers and heat exchangers with U-tubes or straight tubes are designed comply with commonly used standards is selected. Materials including condenser heat exchangers for all types to meet stringent district heating including Heat Exchange Institute (HEI) tubes are selected based on quality of requirements and achieve the highest of steam turbines. Standards and other design standards for cooling water and condensate. Through possible efficiency of entire cycle. pressure equipment, including PED, EN experience with hundreds of successful Regenerative LP & HP heaters Code, ASME Code, and AD-Merkblatt. projects, we can also deliver condensers with all the necessary auxiliary equipment. The design of regenerative heat exchangers of Doosan design use latest findings from our own research and includes all modern features such as integrated desuperheaters and subcoolers. Materials and design are optimized for thermal loading to meet Main products: customers’ price and layout expectations. Steam jet ejectors MSR (Moisture Based our own unique design of steam jet Water cooled District water High & Low Steam jet Vent steam separator & ejectors, we offer highly efficient and robust condensers heaters pressure heaters ejectors condensers reheater) alternative to water ring vacuum pumps. The vent steam condenser is integrated in the steam jet ejectors condenser itself. This solution saves space and reduces total investment cost.
Retrofits Doosan offers modernization of obsolete condensers by either using modules with new tube bundles incorporated into the existing shell or by replacing the entire condenser. Replacement of outdated LP/HP heaters with new modern design can be completed without any significant changes in a steam turbine machine hall. 16 Doosan Delivering cutting-edge turbine and generator technologies 17
Manufacturing excellence
Doosan strategically picked our manufacturing center’s location to consistently develop and produce high quality products that meet the specific needs of various customers.
Changwon plant in Korea Plzen plant in Czech Republic Doosan VINA plant in Vietnam
As a fully vertically integrated power plant Our robust and certified management manufacturer, we can cover all the processes system supports our on-time delivery of from casting and forging to equipment products and services, and reinforces manufacturing and whole turnkey EPC. We our commitment to quality control, understand any issue in our field, from basic environmental protection, and health and fundamentals to specific applications. safety at work. We can provide competitive solutions as we produce steam turbines, generators, and all types of heat exchangers in our own facility.
In-house manufacturing capacity
Steam turbine 9.3 GW/Yr
Generator 9.0 GW/Yr 18 Doosan Delivering cutting-edge turbine and generator technologies 19
Eraring power station, Australia Non-OEM upgrade project with electrical output and performance increase from 660MW to 750MW
“We satisfied with its operating and performance without any problems.”
Full range of services Managing director, for our customers Eraring power station
Doosan understands the operational challenges you face on a day-to-day basis. This is why we offer entire range of services to help our customers find maximum potential and benefit from your plants. We are ready to assist our customers and solve any problems they may encounter.
Maintenance repair overhaul Long-term services agreement Retrofit and modernization • Spare part supply and management • Partnership with OEM • Turbine and generator retrofit including OEM and non-OEM • Expert services applying advanced • Remote monitoring equipment improves performence diagnostic tools • Predictable long-term maintenance costs and extends lifetime. • Troubleshooting • Optimized maintenance programme and • Return on investment 3-5 years • Overhauling and repairing for turbine costs • Use of original foundation with minor hall including generator, condensate and • Guaranteed availability or reliability modification feedwater equipment • Overhauling in shortest possible time • Replacement of old steam path with • Service hotline in case of emergencies 3D blading • Residual lifetime assessment for turbine • Reverse engineering for non-OEM and generator turbine and generator • Measuring of performance degradation • Retention of original turbine design • Advance repair technology and dimensions (bearing span, etc.) • On-site machining • Use of original condenser and heaters • Control system upgrade • Generator rewinding of old stator and/or rotor coils with new materials, enhanced insulation, and greater capacity 20 Doosan Delivering cutting-edge turbine and generator technologies 21
A flexible approach Turnkey Doosan provides a range of products and services for power engineering and industrial applications, including supply of steam turbines, generators, and heat exchangers, turbine-generator sets, and turbine delivery islands up to turbine machine halls, all of which are based on our proprietary design, research, and development.
Doosan expertise can help you
We design and manufacture products for at every stage of your turbine a wide range of applications, including: project, from helping with initial investment planning and project Renewable Fossil fuel-fired documentation to commissioning Combined cycle power plants – power plants, power plants Nuclear power the plant for commercial operation. biomass, waste- including and add-on plants to-energy, solar, supercritical projects etc. (e.g., coal) We work hand-in-hand with our customers We offer: to deliver turnkey projects that take your Other applications include: • High operating reliability and flexibility • Continuous enhancements in new investment from design to commercial construction techniques • Easy maintenance for shorter shutdowns Industry success. We have developed standardized • Comprehensive in-house research and (sugar, pulp District project solutions and proven design • High reliability for longer intervals development facility, covering all major Utilities and and paper, heating and principles for even the most advanced between overhauls municipalities chemistry, cogeneration steam parameters, including supercritical theoretical disciplines, with an emphasis metal, oil and plants and ultra-supercritical. • After sale service, including on fluid dynamics research gas, etc.) long-term service contracts Our scope of supply includes equipment • Application of technical diagnostics, supply of steam turbines, generators • Ongoing modernisation programs offered including remote monitoring and heat exchangers, turbine-generator in line with the latest developments sets, and turbine islands up to turbine machine hall including civil work mainly TG foundation, erection, commissioning, and guarantee performance tests. You can be assured that we are capable of complete turnkey delivery. 22 Doosan Delivering cutting-edgeDelivering turbine cutting-edge and generator turbine technologiestechnologies 23
Corporate social responsibility In all territories in which we operate, we embrace customer and community visions for sustainability. Doosan corporate social responsibility (CSR) programe is built on three pillars: education, sustainability and community. This provides us with a framework through which to promote excellence in science, technology and The way engineering education, minimize the environmental impact of our operations, prioritize product quality, health and safety, and make a positive difference in our local we work community.
At Doosan, we understand that our products and services are only as good as the people behind them, so we work hard to recruit, train, and develop the very best in the industry. Education Sustainability Community
Our people are at the center of who we Transferring knowledge and experience to are, so we take genuine care in their the next generation strengthens the development, making their cultivation stability and longevity of our business and our long-term priority. We are also gives our customers reassurance that our committed to the education of our youth, engineering competency is sustainable for to ensure we develop a new pipeline the long term. of technology, design, engineering and project management talent and retain an unparalleled breadth of knowledge within our company.
Engineering Design
Nuturing talent in:
Project Technology Management With our extensive global network, Doosan meets various customer needs around the world. Subsidiaries Branch Offices
Global Network Global Marketing Office
HEAD OFFICE & CHANGWON PLANT Tokyo Office Jakarta Office 22 Doosan Volvo-ro Seongsan-Gu, Mita Kokusai Bldg, Room 2413, 1-4-28 Plaza Bapindo, Mandiri Tower 20F, Shanghai Office Changwon, Gyeongnam 51711, Korea Mita, Minato-Ku, Tokyo 108-0073, Japan JI Jend Sudirman No 54-55, Jakarta, Rm 2903A, Gubei International Tel +82 55 278 6114, 7114 Tel +81 3 3452 5451 Indonesia Fortune Center, No. 1438, Fax +82 55 264 5551~2 Tel +62 21 2995 0101 Hong Qiao Road, Chang Ning District, Riyadh Office Shanghai 201103, China Seoul Office Office No. 205&206, Akariya the Plaza, Manila Office Tel +86 21 5877 8696 465 Gangnam-daero, Seocho-gu, Olaya Street, Riyadh, 11423, Room. 1109~1110, 11F, Ayala Tower Seoul, 06611, Korea Kingdom of Saudi Arabia one and Exchange plaza, Ayala Johannesburg Office Tel +82 2 513 6114 Tel +966 1 419 1696 Triangle, Ayala Ave, Makati city 12F, The Forum, 2 Maude Street, Fax +82 2 513 6200 Tel +63 2 949 8060 Sandton, Johannesburg, South Africa Abu Dhabi Office Tel +27 113 265 790 Doosan Škoda Power P.O. BOX 27767, Al Ghaith Tower, Suite Taipei Office Tylova 1/57, 301 28, Plzen, 508 Hamdan Street, Abu Dhabi, U.A.E. 8F-7, No.495, Gunagfu South Road, Frankfurt Office Czech Republic Tel +971 2 627 6273 Xinyi Dist., Taipei, Taiwan, R.O.C 7th Floor, Arabella Center Lyoner Tel +420 378 185 000 Tel +886 2 2720 2050 Strasse 44-48 60528 Frankfurt Dubai Office am Main, Germany Doosan Power Systems Arabia 30th Floor, H Office Tower Sheikh Zayed New Delhi Office Tel +49 69 69 5004 0 P.O. Box 7937, 1st Floor Al Hamra Road, Dubai, P.O Box : 11859, U.A.E 16th Floor, DLF Square, Jacaranda Plaza, Palastin Street, Jeddah Tel +971 4 327 5545 Marg, Near N H- 8, DLF Phase- II, Santiago Office 21472 Saudi Arabia Av. Nueva Tajamar 481, Torre Sur, Cairo Office Gurgaon- 122002 (Haryana) Tel +966 012 261 3074 Tel +91 124 388 1700 Piso 11, Oficina 1103, Las Condes, 2nd Floor, Land Mark Building, Santiago, Chile Doosan ATS America 67 El Teseen St., 5th Settlement, Mumbai Office Tel +56 2 2657 3341 11360 N. Jog Road Palm Beach New Cairo, Egypt 501, 5th Floor, CNB Square Bldg, Garden, Florida 33418, U.S.A Tel +202 2613 1038 Sangam Complex, Andheri-Kurla New Jersey Office Tel +1 561 572 9090 400 Kelby Street, Parker Plaza 10th Hanoi Office Road, Andheri(E), Mumbai - 400 059 Floor, Fort Lee, NJ 07024, U.S.A. Doosan VINA Daeha Business Center, #1101, Tel +91 22 6177 0501 Tel +1 201 944 4554 Dung Quat Economic Zone, Binh Thuan, 360 Kim Ma Street, Ba Dinh District, Binh Son, Quangngai, Vietnam Hanoi, Vietnam Beijing Office Tel +84 55 3618 900 Tel +84 90 463 4023 Gateway Plaza. Tower B, Bangkok Office 19th Floor, No.18 Xiaguangli M-Thai Tower, 10th Floor, All Seasons North Road, East Third Ring, Place, 87 Wireless Road Phatumwan, Chaoyang District Bangkok 10330, Thailand Beijing, 100027, China Tel +66 2 654 0690 Tel +86 10 8454 7136
Doosan Heavy Industries & Construction Doosan Škoda Power 22 Doosan Volvo-ro Seongsan-Gu, Tylova 1/57 Plzen, 301 28 Changwon, Gyeongnam 51711, Korea Czech Republic (T) +82 55 278 6114, 7114, (F) +82 55 264 5551~2 (T) +420 378 185 000, (F) +420 378 185 910 www.doosanheavy.com www.doosanskodapower.com