Develop clean, safe, low energy consumption, high purity and large-scale polysilicon production technology, improve the comprehensive utilization rate of by-products, and narrow the gap with the international advanced production level. Realize the innovative development of solar cell production technology, encourage large-scale production, and improve the core competitiveness of photovoltaic industry. Promote energy conservation and emission reduction in the industry. Pay close attention to the technical progress of clean and environmentally friendly new photovoltaic cells and materials, and strengthen technical research and development.
(2) Improve the R&D and application level of domestic equipment and integration technology.
With the goal of improving product quality and photoelectric conversion efficiency and reducing production energy consumption, we will support the research and development and industrialization of polysilicon, silicon ingots/wafers, battery chips and components, key production equipment for thin-film batteries and power generation application equipment, and strengthen the application of domestic equipment. Promote equipment enterprises and photovoltaic products enterprises to strengthen technical cooperation and exchanges.
(3) Improve the performance of solar cells and continuously reduce the product cost.
Vigorously support the research and development and industrialization of crystalline silicon solar cells with low cost, high conversion efficiency and long life, reduce the cost of battery products and the final power generation cost, and strive to achieve cheap Internet access as soon as possible. Promote the technological progress and industrialization process of silicon-based thin films, copper indium gallium tin thin films and other batteries, and improve the conversion efficiency of thin film batteries.
(4) Promote the application of photovoltaic products and expand the photovoltaic power generation market.
Actively promote the formulation and implementation of the on-grid tariff policy, strengthen the research and development and application of photovoltaic products in agriculture, transportation, construction and other industries, support the establishment of a number of distributed photovoltaic power stations, off-grid application systems, photovoltaic building integration (BIPV) systems, small photovoltaic systems and photovoltaic-based multi-energy complementary systems, encourage the construction and application of large photovoltaic grid-connected power stations, and promote the improvement of technical systems and management systems that adapt to the characteristics of photovoltaic power generation.
(V) Improve the construction of supporting service system for photovoltaic industry.
Establish and improve standards, patents, testing, certification and other supporting service systems, strengthen the management and services of the photovoltaic industry, and support industry self-discipline and cooperation. Actively participate in the formulation of international standards, establish and improve the photovoltaic national/industry standard system that conforms to China's national conditions, including polysilicon materials, battery/module product standards, photovoltaic production equipment standards and photovoltaic system acceptance standards. Accelerate the construction of public service platforms such as domestic certification and testing.
Verb (abbreviation of verb) The development focus of the Twelfth Five-Year Plan
(1) high purity polysilicon
Support low energy consumption and low cost solar-grade polysilicon production technology. On the existing basis, through further research, system improvement and perfection, we will support the research and development of stable electronic-grade polysilicon production technology and establish a thousand-ton electronic-grade polysilicon production line. Breakthrough the devices and technologies such as high-efficiency and energy-saving large-scale purification, high-efficiency hydrogen recovery and purification, high-efficiency chemical vapor deposition and comprehensive utilization of polysilicon by-products, and build a 10,000-ton high-purity polysilicon production line with comprehensive energy consumption less than 65,438 0.20 degrees/kg.
(2) Silicon/silicon wafer
Support high efficiency, low cost and large size ingot casting technology, and focus on developing quasi-single crystal ingot casting technology. Break through the key technologies of new slicing below 150- 160 micron, such as emery and steel wire cutting technology, improve the quality of silicon wafer and the yield per unit silicon material, and reduce the cutting loss of silicon material.
(3) crystalline silicon battery
Vigorously develop the research and development and industrialization of high conversion rate and long life crystalline silicon battery technology. Focus on supporting the research and application of low reflectivity suede preparation technology, selective emitter technology and subsequent electrode alignment technology, plasma passivation technology, low temperature electrode technology and full back junction technology. Focus on the key technologies of new solar cells such as thin film silicon/crystalline silicon heterojunction.
(4) Thin film battery
Focus on the development of amorphous and microcrystalline laminated and multi-junction thin film batteries. Reduce the photoinduced attenuation of thin-film batteries, encourage enterprises to develop large-area high-efficiency silicon thin-film batteries of more than 5.5 generations, and develop the continuous roll-to-roll production process of flexible silicon-based thin-film solar cells. Follow up the industrialization process of copper indium gallium selenide and organic thin film batteries in time, and develop and master the key technologies of low-cost non-vacuum copper indium gallium tin thin film batteries, magnetron sputtering batteries, vacuum evaporation batteries and large-scale manufacturing.
(5) Efficient concentrating solar cell
Focus on the development of industrial production technology of high concentration composite solar cells, with the concentration multiple reaching more than 500 times. The efficiency of the industrially produced cells is over 35% under the condition of non-concentration, over 40% under the condition of concentration, and the conversion efficiency of the substrate-stripped high concentration cells is over 25% under the condition of non-concentration. Breakthrough the high-power concentrating solar cell substrate glass technology, high-efficiency high-power concentrating composite solar cell technology, high-power concentrating cell test analysis and stability control technology, etc. , and timely development of Fresnel and parabolic mirror and other supporting equipment.
(6) BIPV components
Focus on the development of BIPV module production technology, including building materials that can be directly combined with buildings, double-glass BIPV modules applied to factory roofs, agricultural greenhouses and curtain walls, and insulating glass modules. To solve the problems of light transmission and heat insulation of BIPV module, a beautiful and practical BIPV module which can be directly used as building materials and components is designed. Expand the application scope of building-attached photovoltaic (BAPV) modules.
(7) Special equipment for photovoltaic production
Support reduction, hydrogenation and other polysilicon production equipment, large-size, low-energy, fully automatic single crystal furnace, ton polysilicon ingot furnace, large-size, ultra-thin wafer multi-wire cutting machine, automatic wafer sorting machine and other key production equipment. Support multi-tank texturing and cleaning equipment, automatic flat plasma enhanced chemical vapor deposition (PECVD), laser etching machine, dry etching machine, ion implanter, automatic printing machine, rapid sintering furnace and other crystalline silicon solar cell production line equipment and PECVD and other thin film solar cell production equipment. Promote the integration of low energy consumption, high efficiency, automation and production technology of photovoltaic production equipment.
(eight) certification materials
In terms of key auxiliary materials, the domestic production of crucible, high purity graphite, high-purity quartz sand, carbon-carbon composite material, glass, ethylene-vinyl acetate (EVA) glue, backboard, electronic paste and wire cutting fluid is realized.
(9) Grid connection and energy storage system
Master the integration technology of solar photovoltaic power generation system, design integration and engineering technology of million kilowatt photovoltaic power generation base, and develop high-power photovoltaic grid-connected inverter, energy storage battery and system, photovoltaic automatic tracking device, data acquisition and monitoring system and wind-solar complementary system.
(10) Construction of public service platform
Support capable enterprises and institutions to build a national public service platform for photovoltaic application system testing and certification, including polysilicon, batteries and components, thin-film battery testing, photovoltaic system project acceptance, etc. Support related service platforms to carry out research on industrial issues, formulate and popularize industrial standards, and develop key technologies.
Policy measures of intransitive verbs
(1) Enhance the status of photovoltaic energy and strengthen industrial strategic deployment.
Photovoltaic energy is a sustainable, pollution-free and large-scale green new energy. We should fully understand the strategic value and significance of solar photovoltaic power generation, make overall consideration in the overall deployment of national energy economy and social sustainable development, and enhance the strategic position of solar photovoltaic industry in national economic development. We will actively promote the healthy development of China's photovoltaic industry by implementing relevant plans such as industrial transformation and upgrading and renewable energy, and coordinating supporting policies such as industry, finance, taxation, finance and talents.
(2) Strengthen industry management and standardize the development of photovoltaic industry.
According to the requirements of industrial policies and the actual needs of industry development, we should earnestly strengthen industry management, promote industry energy conservation and emission reduction, standardize the development of China's photovoltaic industry, establish and improve the access standards for photovoltaic industry, and guide local governments to resolutely curb low-level redundant construction and avoid rushing headlong into mass action and vicious competition. Promote relevant functional departments to jointly strengthen product inspection, and punish and rectify enterprises that fail to meet environmental standards, sell inferior products and disrupt normal market competition order in accordance with relevant regulations.
(three) pay attention to the implementation of overall planning, and promote the rational distribution of industries.
Strengthen industry co-ordination, promote enterprise transformation and upgrading, adhere to the combination of market leadership and government guidance, and support key enterprises with complete industrial chain and high brand awareness to become better and stronger. Encourage leading photovoltaic enterprises to rely on technological progress, optimize the stock, expand the scale of development, implement the "going out" strategy, and actively participate in international industrial competition. Implement differentiated policies and guide polysilicon and other industries to transfer to the western region. Promote resource integration, encourage enterprises to intensively develop and operate, and support enterprises with low production costs and strong competitiveness to merge and transform photovoltaic enterprises with poor production and operation.
(4) Actively cultivate diversified markets and promote the healthy development of industries.
Promote the formulation and implementation of detailed rules for the implementation of feed-in tariffs, continue to implement the "Golden Sun Project" and other supporting measures, encourage photovoltaic enterprises to strengthen communication and cooperation with the power system, and accelerate the start of the domestic photovoltaic market. Adhere to the combination of grid-connected power generation and off-grid application, with the goal of "going to the countryside, enriching the people, supporting the border and controlling the shortage", support small photovoltaic systems, off-grid application systems, photovoltaic power generation systems combined with buildings and other applications, and develop diversified photovoltaic products. Actively expand the domestic photovoltaic market through reasonable electricity price standards, moderate financial subsidies and active financial support.
(5) Support independent innovation of enterprises and enhance the core competitiveness of industries.
Support the transformation and upgrading of photovoltaic enterprises and support key enterprises with independent technologies to consolidate and improve their core competitiveness through technological transformation. We will increase support for technological innovation in the photovoltaic industry, focusing on energy conservation and consumption reduction of polysilicon, comprehensive utilization of by-products, research and development of new technologies with high efficiency, high quality and low cost for solar cells and industrialization projects. Strengthen the combination of Industry-University-Research, support the research and development of key technologies, and comprehensively improve the technical level of domestic photovoltaic equipment. Strengthen personnel training and support the establishment of enterprise technology research and development centers and postdoctoral research mobile stations.
(six) improve the standard system and promote the construction of testing, certification and monitoring system.
Pay attention to the construction of standard system for photovoltaic products and systems, promote the formulation of relevant standards for polysilicon, silicon ingots/wafers, solar cells and other products and photovoltaic systems based on China's independent intellectual property rights and combined with the actual level of domestic industry technology, actively participate in the formulation of international standards, establish and improve product testing, certification and monitoring systems, and promote the standardization and standardization of the industry. Strengthen the industry management of photovoltaic product quality standards compliance to avoid inferior products from entering the market. Promote enterprises to strengthen the recycling of photovoltaic products.
(seven) to strengthen the construction of industry organizations, and actively participate in international competition.
Establish and improve photovoltaic industry organizations, promote industry self-discipline management, strengthen industry exchanges and cooperation, focus on reflecting the vision of industrial development, and build a domestic photovoltaic industry cooperation and innovation platform. Give full play to the role of the market mechanism, take industry organizations as the link, take enterprises as the main body and take the market as the guidance, and improve the industry's ability to cope with international competition and market risks. Strengthen international exchanges and cooperation, optimize the industrial development environment, improve the export risk protection mechanism, encourage enterprises to actively seek overseas funds, and consolidate and expand the international market.