1. Study on basic theory of wind energy resources

Study the high-precision parameterization of mesoscale numerical model under complex terrain; Study the four-dimensional assimilation of mesoscale model data; Study the measurement and evaluation of offshore wind resources and typhoons; Study the method of analyzing offshore wind energy resources by using satellite earth observation data; The variation mechanism of offshore-offshore-beach-land wind speed under different coastline trends and different terrain conditions is studied. Study the wind characteristic model and parameter determination of vertical shear and turbulent change of wind speed at sea and land; Study the model and parameterization of typhoon system; The wind resource characteristics of super-large wind farms are studied.

2. Research on the basic theory of wind power generation system.

Study the aerodynamic design theory of wind turbine, and study the coupling mechanism of wind turbine aerodynamics and structure, machinery and electricity; The theory and method of modeling, verification and simulation of wind turbines are studied, and the method of establishing the overall dynamic mathematical model of wind power generation system is studied.

(2) research and development

1, research and development of key technologies for wind turbines.

The overall design technology of 10MW wind turbine is studied, including long life (more than 20 years) and high reliability design scheme, simple and lightweight new transmission technology, aerodynamic and structural design technology against disastrous gale, process design of salt spray and corrosion resistant materials and mechanical manufacturing process design technology.

Research on industrialization technology of 3~5MW permanent magnet direct drive wind turbine, including overall design, permanent magnet motor design and manufacture, unit design optimization, reliability design technology, system control technology and assembly technology.

Research on the development and industrialization technology of 7MW wind turbine, including overall design technology, load determination technology, strength and stiffness checking technology, overall dynamic stability calculation technology, advanced control technology, unit design optimization technology, reliability design technology, overall assembly process and stage quality control technology, and split assembly technology.

Study the design technology of new transmission forms such as compact structure and light weight of wind turbine; Advanced control technologies such as independent pitch control of wind turbine, real-time load measurement and analysis, and laser radar velocimeter auxiliary control are studied. Research on new transmission speed regulation technology.

Research the overall structure design technology, safety and advanced control design optimization technology, high performance electrical component design technology, new material process design and application technology, manufacturing process design technology, etc. It is suitable for China's environmental characteristics such as low temperature resistance, dust prevention, disastrous gale resistance, salt fog prevention and plateau area.

Study the design, manufacture and off-grid operation control technology of small and medium-sized wind turbines with high cost performance, study the detection and certification technology of small and medium-sized wind turbines, formulate relevant standards for small and medium-sized wind turbines, and establish a detection and certification system for small and medium-sized wind turbines.

2. Research and development of key technologies of parts and components

Study the load spectrum analysis technology of gearbox of large-capacity wind turbine, study the structural integrity and optimization design technology of gearbox under complex load, study the tooth profile modification and tooth profile modification design technology of gearbox gear transmission, study the gearbox box design and sealing technology, study the low temperature treatment technology of gearbox gear material, study the lightweight design technology of gearbox, and study the industrialization technology of gearbox of large-capacity wind turbine.

The integrated design technology of aerodynamic shape, structure, material and control of ultra-long blades, aerodynamic control and flexible structure design technology of blades, integrated assembly technology and structural layering optimization design technology of blades, segmented blade design and manufacturing technology, application technology of advanced materials such as carbon fiber in blade structure design, performance simulation analysis technology of wind turbine blades and industrialization technology of ultra-long blades are studied.

Research advanced and efficient cooling technology of large-capacity wind turbine, research generator structure and process design technology, research generator electromagnetic scheme selection optimization technology, research generator anti-corrosion design technology, research large-capacity wind turbine lightweight design technology, etc.

Research on modular design technology of converter and pitch control system of large-capacity wind turbine, full digital vector control of converter, electromagnetic compatibility, medium and high voltage converter and other technologies, pitch control and variable speed control technology, safe feathering technology under power failure and various faults inside and outside the system; Research the design technology of bearings, yaw systems and other parts.

3. Research on public * * * test system and test technology

Research the key technology of wind power generation test system design and construction, develop ground test system of large wind turbine drive chain and field test wind farm, develop public test system of key components such as blades and bearings, study online monitoring and fault diagnosis technology of wind turbine, develop online comprehensive dynamic test, analysis, diagnosis and optimization system of large wind turbine, develop grid-connected characteristic test system of wind turbine/wind farm, and study the whole machine, drive chain, key components and grid connection.

4. Advanced design and application technology of wing family.

The advanced airfoil design technology of wind turbine blades is studied, including thick airfoil design technology, airfoil direct optimization design technology, blunt trailing edge modification method and blunt trailing edge airfoil drag reduction technology.

The simulation technology of high-precision wind turbine airfoil at high angle of attack is studied, including numerical simulation technology of airfoil flow field and aerodynamic characteristics at high angle of attack, numerical simulation technology of airfoil dynamic stall and numerical simulation technology of airfoil aerodynamic noise, and the software implementation technology of airfoil numerical simulation method is studied.

In this paper, the wind tunnel experimental technology of wind turbine airfoil at high angle of attack is studied, including wall interference correction technology, aerodynamic characteristics testing technology, dynamic stall wind tunnel experimental technology and wind tunnel experimental technology of airfoil flow.

The application technology of wind turbine airfoil on large wind turbine blades is studied, including airfoil aerodynamic performance prediction technology, two-dimensional airfoil aerodynamic data three-dimensional effect correction technology, airfoil optimal layout technology on wind turbine blades, and wind turbine blade design tool software system development technology.

5. Key research and development of design, construction and operation of large-scale wind farms.

Research the design and development technology of high performance test equipment; Study the analysis technology of wind energy resources under complex terrain; Study the macro-site selection and micro-site selection technology of wind farms; Study the software development technology of wind farm design optimization system which conforms to China's environmental conditions and wind farm characteristics; The design and development technology of special equipment suitable for hoisting and maintenance of onshore wind farms are studied.

Study the power prediction technology of wind farm, and study the optimal control strategy technology of wind farm such as active/reactive power control and regulation; Study the integrated monitoring technology of wind farm integrating power prediction and active/reactive power regulation; Study the key technology of wind farm to solve low voltage ride through; Study the development technology of remote fault diagnosis system for regional multi-wind farms; Study the maintenance strategy and optimization technology of wind farm; The development technology of regional wind farm asset information management system connecting monitoring system and remote diagnosis is studied.

Study the interaction between super-large wind farm and power grid; Study the influence of large wind farms on local climate and ecological environment.

Research on offshore wind power transmission and installation, transmission, substation and wind farm delivery technology, offshore wind farm construction mode and technology research, offshore wind farm operation and maintenance technology and method research, offshore wind farm anticorrosion, destructive wind resistance, insulation and other related technologies research; The foundation design technology of different offshore wind turbines, such as multi-pile and suspension, is studied.

6. Research and development of key technologies of wind power grid connection.

The output and operation characteristics of large-scale wind farms, voltage layered and partitioned control strategy and comprehensive control technology, active control technology of wind farms supporting grid frequency modulation, new energy generation and system stability control technology, optimal allocation of reserve capacity of grid-connected wind farms and auxiliary decision-making technology are studied.

The control technology of wind power distributed access to power grid is studied.

7. Research and development of key technologies for direct application of energy storage and wind energy.

Research on new energy storage materials, research on large capacity, high efficiency, high reliability and large energy storage device and energy storage device system integration technology; Study the direct application technology of hydrogen production from wind energy, seawater desalination and high energy consumption industries; Study the key technologies of multi-energy complementary power generation system such as wind power, photovoltaic power generation and hydropower.

(3) Comprehensive demonstration class

While developing key technologies of wind power generation, we will actively promote the construction of integrated demonstration projects, form landmark demonstration projects such as offshore wind turbines, super-large wind farms, multi-energy complementary power generation systems and distributed power generation systems, and verify the design, basic design and construction of offshore wind turbines, transportation and installation of offshore wind turbines, operation and management of large-scale wind farms, grid-connected characteristics of large-scale renewable multi-energy complementary power generation systems and direct application technologies of distributed power generation systems.

The main directions of integrated demonstration technology are as follows:

/kloc-monitoring and intelligent management of multi-wind farms in areas above 0/million kilowatts.

2.1.5000 kw offshore and intertidal wind farms, including wind turbines with a single unit capacity of 7MW.

3, wind, light, water, storage and other multi-energy complementary power generation system.

4. Distributed generation direct application system.

(4) the category of achievement transformation

Connecting with the achievements of the Eleventh Five-Year Plan and the implementation of the Twelfth Five-Year Plan, we will focus on the whole machine manufacturing, transfer innovative technological achievements to the whole industry, improve the manufacturing technology of wind power products, improve the performance and reliability of wind power products, and reduce the development cost of wind power.

The main directions of achievement transformation technology are as follows:

1 and 7MW wind turbine and key components industrialization base.

2. It is resistant to low temperature, dust, disastrous strong wind and salt fog, and is suitable for plateau areas and other wind turbine industrial bases that meet China's environmental conditions.

3. The newly developed airfoil family is applied to the fan blades of 1.5MW and above.

4. Large-scale application of independent pitch control technology in mainstream wind turbines of 3.0MW and above.

(5) Public service system

Build a national wind power database and information service center, a national R&D and testing center, study wind power testing technology, establish and improve various wind power standards, testing and certification systems, build a national key laboratory of wind power, a national engineering technology research center, an industrial alliance and an industrialization base, enhance the independent innovation capability of China's wind power industry, promote wind power technology progress, improve the efficiency, performance and reliability of wind turbines, and upgrade China's wind power industry.

1, construction of public * * * database and information service center

Study and establish a public database of wind turbine operation, faults, airfoils, standards and patents under different environment, topography and power grid conditions in China, so as to provide basic data basis for the design and optimization of wind turbines in China; Establish information service center of wind power company, collect, analyze and publish authoritative information, and promote the sharing of data and information resources.

2, standards, testing and certification system construction

Establish and improve the standard system of wind power generation in line with China's specific environmental conditions, terrain conditions and power grid conditions, establish and improve the testing and certification capabilities of large and medium-sized wind power products, strengthen the capacity building of testing and certification institutions, standardize the certification model, establish and improve the software tool system for wind power equipment certification, and effectively promote and strictly implement the testing and certification of wind power products.

3. Construction of technological innovation platform

The construction of State Key Laboratory of Wind Power Generation, National Engineering Technology Research Center, industrial alliance and industrialization base can accelerate the process of design, development, verification, achievement transformation and popularization of new technologies and equipment, and provide strong support for the technical progress of wind power generation.

(6) Personnel training

Wind power generation is a highly comprehensive high-tech, which crosses many disciplines and covers many professional fields such as meteorology, materials, aerodynamics, control and automation, electricity, machinery, power electronics, testing and certification. At present, there is a serious shortage of wind power talents in China, especially wind turbine R&D professionals, senior management professionals, manufacturing professionals, senior technicians and wind farm operation and maintenance personnel. Therefore, during the Twelfth Five-Year Plan period, we must attach importance to and strengthen the training of wind power talents and the construction of talent teams, and train talents from R&D, design, manufacturing, testing to standards, testing and certification, quality control, management, operation and maintenance, after-sales service and other aspects, so as to provide talent reserves and support for the rapid development of China's wind power industry.

Strengthen the training of talents in the field of wind energy science and technology research and industrialization, and strive to cultivate and build a group of high-level research teams with excellent professional skills, strong independent innovation ability and international competitiveness and influence; Set up wind energy-related majors in universities, research institutes and other scientific research and education units, strengthen discipline construction and train professionals at different levels; Establish a training plan for young talents, strengthen the construction of talent echelon and increase the introduction of overseas talents and intellectual resources; Establish and improve the preferential policies, evaluation system and incentive mechanism for talent training and introduction, and stabilize the talent team; Actively encourage and recommend China scientists to participate in international research programs and work in international organizations, so as to enhance their international influence.

1. Accelerate the cultivation and construction of a number of high-level research teams.

Relying on major scientific research projects, key disciplines and research bases in the field of wind energy and international academic exchange and cooperation projects, we will intensify the training of wind power disciplines or academic leaders, actively promote the construction of innovative teams, and cultivate a group of high-level research teams with excellent professional skills, strong independent innovation ability and international competitiveness and influence; Further improve the system of training and selecting senior experts, train and bring up a group of young and middle-aged senior experts, and improve the independent research and development and innovation ability of wind power.

2. Give full play to the role of discipline construction in talent team training.

Strengthen the organic combination of wind power science and technology innovation and talent training, and encourage scientific research institutes and institutions of higher learning to train research-oriented talents; Support graduate students to participate in scientific research projects and encourage undergraduates to invest in scientific research; Colleges and universities should set up wind energy disciplines and related majors in a timely and reasonable manner, and carry out theoretical and experimental research on wind energy resources evaluation, aerodynamics, machinery manufacturing, power electronics, power grid connection and so on. Combine basic research with personnel training. Strengthen vocational education, continuing education and training, and cultivate all kinds of practical and technical talents to meet the needs of the development of wind power industry.

3. Support enterprises to cultivate and attract scientific and technological talents.

Encourage wind power enterprises to hire high-level scientific and technological talents, cultivate outstanding scientific and technological talents, and give policy support; Encourage and guide scientific and technological personnel of scientific research institutes and institutions of higher learning to enter the market for innovation and entrepreneurship; Encourage enterprises to cooperate with universities and research institutes to cultivate technical talents; Encourage enterprises to cultivate different levels of R&D and engineering and technical personnel through various ways and channels; Support enterprises to attract and recruit overseas scientists and engineers.

4. Increase the introduction of high-level talents.

Formulate and implement plans to attract overseas talents in the field of wind energy to work and serve in China, focusing on attracting high-level talents and talents in short supply; Increase the funding for high-level overseas students to return to China; Increase the open recruitment of high-level innovative talents; Improve the policies and measures for overseas students to serve the country; Implement attractive policies and measures to attract overseas high-level outstanding scientific and technological talents and teams to work in China.

(vii) International scientific and technical cooperation

During the "Twelfth Five-Year Plan" period, the content of international cooperation in wind energy development and utilization will be incorporated into the national science and technology plan and into the framework of bilateral or multilateral intergovernmental scientific and technological cooperation agreements, and long-term cooperative relations will be encouraged with major countries, international organizations and well-known research institutions in the field of wind energy.

1, basic science cooperation

Combined with the urgent demand for basic scientific research in China's wind power development, we will carry out targeted cooperative research with foreign scientific research institutions around the basic scientific problems in wind energy resources measurement and evaluation, wind power generation system engineering and other research fields to enhance the research ability in China's wind power basic science field.

2, adapt to the environmental characteristics and terrain conditions of China's technology development cooperation field.

Combined with China's specific environment, topography and power grid conditions, we will deepen and expand technical cooperation with foreign international organizations, scientific research institutions and enterprises, carry out targeted joint development or cooperative research, and develop wind power technologies and products suitable for China's actual situation around key issues in the technical development field, such as the design and manufacture of wind turbines and key components, the design and operation of wind farms, the step-by-step access of wind power grid-connected and non-grid-connected and wind power system software.

3. Cooperation in the field of industrial public service system and capacity building

Focusing on key issues such as standards, testing and certification system, personnel training system, policies, environment and safety research in the field of capacity building, such as the design and construction of wind power detection system, the research on key detection technologies of wind power, and the construction of public database information service center, we will carry out targeted cooperative research and exchanges with developed countries such as Europe and the United States, and gradually establish, improve and improve them with reference to international advanced experience.

4. Actively participate in international organizations, international research programs and international standards.

Closely around the domestic demand, key tasks and other related requirements, actively participate in international organizations and international research plans in the field of wind energy, and actively participate in the research and formulation of international standards; Start the new international research plan led by China in time and encourage the establishment of international or regional scientific and technological organizations in the field of wind energy in China; Encourage China scientists and researchers to work in international organizations and international research programs or undertake important research and management work, so as to enhance the international influence of China researchers and scientific and technological achievements.