550W Photovoltaic Panel Dimensions Photovoltaic panel high efficiency single glass single crystal 550 watts size 2261x1134x35mm. The frame of the photovoltaic panel is made of aluminum alloy, which not only ensures its hardness, but also ensures that it will not rust and rot and is relatively lighter in weight, ensuring its longer service life. On the surface of the photovoltaic panel is a piece of tempered glass with extremely high light transmittance. The more transparent the glass, the higher the power generation efficiency. Therefore, photovoltaic panels have high requirements for the light transmittance of tempered glass. The main cell for power generation is tightly bonded to the tempered glass. Currently, the mainstream photovoltaic cells include monocrystalline silicon, polycrystalline silicon, and thin-film power generation cells. The efficiency is good, but the high cost caused him not to be widely promoted. How many kilograms does a 650 double glass solar photovoltaic panel weigh? The weight of 650 double-glass solar photovoltaic panels is generally about 20 kg, and the actual weight varies with manufacturers and models.

French start-up Holosolis, founded by innovation group EIT InnoEnergy, has announced plans to build a 5GW solar module factory in France. Other partners in the project include IDEC Group, a real estate company specializing in the rooftop market, and TSE, a French solar developer specializing in agricultural photovoltaics. According to the plan, it is expected that commercial production will start in 2025 and reach full capacity in 2027. By then, the annual module production capacity will reach 5GW. The factory is located in Sarreguemine in northeastern France, close to the German border, and plans to employ 1,700 people. Modules produced at the factory will focus on three markets: residential rooftops, industrial and commercial rooftops, and agricultural photovoltaics, though the technology used was not disclosed. PV Tech contacted EIT InnoEnergy to find out which technology the new plant will use. Commenting on the announcement, Holosolis CEO Jan Jacob Boom-Wichers said: "We will produce the most energy-efficient modules, using the latest photovoltaic technology, with the lowest carbon footprint and the highest social standards. Economies of scale and production line automation can bring at competitive costs that rival the global giants in the industry." It is the latest in a string of new solar module factories announced in Europe since the European Commission unveiled its Green Deal industry plan in February. The Green Industry Deals scheme aims to expand in-house capacity for net-zero technologies in the EU. Upstream activity in France has been in flux for the past few months. Startup Carbon plans to build a 5GW cell and 3.5GW module plant in Marseille, southern France, which is expected to be operational by the end of 2025. Solar company Reden Solar plans to increase its module production capacity in France from 65MW to 200MW by 2024. Furthermore, EIT InnoEnergy's project is part of an initiative put forward by the European Solar Photovoltaic Industry Alliance (ESIA), for which EIT has been appointed as its secretariat. ESIA's goal is to reach 30GW of production capacity across the entire value chain in Europe by 2025.

The U.S. Treasury Department issued a clarification on Friday (May 12) that developers of domestic solar projects can apply for new IRA subsidies for projects even if the modules used in the projects contain photovoltaic cells made in China. This also means that domestic photovoltaic manufacturers in the United States can import photovoltaic cells from China and assemble them locally into photovoltaic projects, and can obtain a 30% tax credit for IRA taxes and an additional 10% for local manufacturing projects. project cost subsidy. This is of great benefit to the domestic photovoltaic manufacturing industry in the United States and the export of photovoltaic cells in China. However, the new rules point out that if US solar developers want to receive the full tax credits provided by the IRA, the photovoltaic projects need to include a certain proportion of products developed, produced or manufactured in the United States. Guidance proposed by the Treasury Department states that standard solar projects will include products such as modules, trackers and inverters, and that in order to meet this requirement, 40% of the components in these products must be made in the United States. In other words, as current rules allow, U.S. solar producers can continue to import solar cells while trying to meet the 40% domestic content threshold on other components. According to SEIA, this will "spark a wave of investment in clean energy equipment and components made in the United States." But the current problem is that solar cells account for about 30% of the product cost of solar installations, and there is currently no supply of polycrystalline silicon cells in the United States, and polycrystalline silicon-based cells are the dominant technology in the market. In this regard, the American Solar Energy Industry Association has proposed that components assembled in the United States should be eligible for subsidies, regardless of the origin of their batteries.

After rooftop solar, electricity can also be generated on garden fences. We all know that Europeans have a soft spot for gardens. According to reports, German balcony solar module supplier Green Akku is now offering ZaunPV (fencePV), a plug-in photovoltaic system that can be easily installed on garden fences. Generating electricity on a garden fence Fence photovoltaic is a new type of photovoltaic power generation system that can combine fences with photovoltaic panels to convert solar energy into electricity. This system can provide energy for the fence, while also injecting excess electricity into the grid, improving energy efficiency. Fence photovoltaics can also be used for lighting, access control, monitoring and other systems in public places, as well as power supply in rural areas. The company offers a complete set of products, including solar modules, inverters and special mounts, for a retail price of 416.81 euros ($456.3) plus shipping. According to Green Akku, the zero-rated rate for residential PV applies to end customers, while resellers have to pay the usual VAT rate of 19%. Garden fencing - what else to expect The photovoltaic system can be attached vertically to the fence to generate more solar energy even in less sunny weather and winter. This plug-and-play system can also be installed on other types of fencing. The inverter can be connected directly to the home network via a safety plug. Green Akku said the 'ZaunPV' system was designed for installation on garden fences and did not require a permit. In addition to that, they provide all the materials needed to install the system on the fence. Green Akku recommends installing the modules on fences located on the south or east and west sides. Solar energy is mainly generated in the morning and evening, when it can also be used directly in the home. In the case of installation on the south side, a larger amount of solar energy will be absorbed and utilized by the photovoltaic system. In addition to residential buildings, fence photovoltaics can also be used in cities, industries, public facilities and other fields, including urban walls, rural fences, highways, schools, hospitals and other places. In addition to photovoltaic fences, products and designs such as solar anti-theft fences and photovoltaic monitoring fences have gradually entered the public eye. Development and Prospect of Fence Photovoltaic in the World Germany, as one of the leading countries in the field of renewable energy in the world, has a wide range of fence photovoltaic applications, including solar anti-theft fences, fence photovoltaic monitoring, etc. Australia has a large amount of solar power generation, and fence photovoltaics are widely used in the country, and are widely used in public places and rural areas. The development of the fence photovoltaic field in the United States is relatively mature. Many states have adopted fence photovoltaic technology to supply power to public facilities, such as gas sta...

Trina Solar Middle East supplies 800MW! Abu Dhabi Al Dhafra 2.1GW photovoltaic power station connected to the grid for power generation In April 2023, Abu Dhabi's 2.1GW AI Dhafra photovoltaic power plant project, one of the world's largest single photovoltaic power plants, will be fully connected to the grid for power generation. Trina Solar provided 800MW 210 supreme high-efficiency modules for this project, helping the energy transition and sustainable development in the Middle East region. The Al Dhafra photovoltaic power station project is located in the Al Dhafra area about 35 kilometers south of Abu Dhabi, the capital of the United Arab Emirates (UAE), with a total installed capacity of 2.1GW and an area of over 20 square kilometers, equivalent to the size of 2,800 football fields , is currently one of the largest single photovoltaic power plant projects in the world. This is an important practice of the "Belt and Road" initiative in the Middle East, and it is also the crystallization of the strong friendship between China and Arab states. The project will be connected to the grid for the first time in November 2022, and will be connected to the grid at full capacity in early April 2023. According to calculations and assessments, after the project is completed and put into operation, the power generation capacity will be able to meet the electricity demand of about 160,000 UAE households and reduce carbon emissions by more than 2.4 million tons per year.

The power generation of distributed photovoltaic power plants is not up to the standard, what is the reason? According to the National Energy Administration, as of the end of March 2022, the cumulative installed capacity of wind power and photovoltaics in the country reached 810 million kilowatts, of which the cumulative installed capacity of photovoltaics was 430 million kilowatts, surpassing hydropower and becoming the second largest power installed capacity in the country. Entering 2023, under the situation that the price of the industrial chain is relatively stable, the installed capacity of photovoltaics will continue to increase. According to the plan of the dual carbon target, the annual new installed capacity of wind and solar during the "14th Five-Year Plan" period will still maintain a speed of more than 150GW, which means that by 2025, the newly installed capacity of wind and solar in the country is expected to exceed 1.1 billion kilowatts. The huge stock of power stations brings a broad development space to the operation and maintenance of new energy power stations. Among them, the performance of distributed photovoltaics is particularly impressive. It has surpassed centralized photovoltaic power plants in new installed capacity for two consecutive years and has become the main force of installed capacity. However, compared with ground power stations, the asset operation of existing distributed photovoltaics is obviously more difficult. Features such as small capacity, scattered layout, complex installation environment, and roof owner relationship maintenance have brought more challenges to operation and maintenance. According to the statistics of a third-party operation and maintenance company, after removing abnormal project data, the system efficiency difference of distributed photovoltaic power plants is as high as 6%, which is much higher than that of ground power plants. Among them, the decrease in system efficiency due to shading reaches 4%, including mud belt shading, metal dust shading, bird droppings shading, and partial shading of buildings and structures. The above case is just a microcosm of the operation and maintenance challenges of distributed photovoltaic power plants. With the accelerated development of distributed photovoltaic scale, more and more funds and enterprises enter, and the volume of distributed photovoltaics to be operated and maintained will also grow rapidly. This is not only a test of the operation and maintenance mechanism, but also a test of the professional capabilities of operation and maintenance enterprises challenge. In fact, the current new energy industry focuses more on the development and construction of power stations, and the post-operation and maintenance market is still a link that has not yet been standardized and matured. Investment companies do not have enough awareness and attention to operation and maintenance, but in fact, from the perspective of the 25-year life cycle of new energ...

On the evening of April 27, LPSK released its first quarterly report for 2023, achieving operating income of 388 million yuan, a year-on-year increase of 34.48%; net profit attributable to shareholders of listed companies was 23.6015 million yuan, a net loss of 2.7522 million yuan in the same period last year, turning losses For profit. During the reporting period, due to the increase in photovoltaic aluminum alloy frame business, the operating income increased by nearly 40%. In recent years, LPSK has actively deployed the photovoltaic related industry chain, established the photovoltaic business department, and developed the photovoltaic aluminum alloy frame business. There are currently 5 solar frame processing production lines with a monthly production capacity of 800,000 sets of photovoltaic frames. In the future, the company will increase investment in solar frame business and actively explore the market. LPSK is a large-scale and influential supplier of aluminum profiles in the Yangtze River Delta region. Since its establishment, its main business has been focusing on architectural aluminum profiles. Products have established a good reputation and reputation in the industry and consumers. After listing, the company has gradually expanded the business of aluminum alloy casting and industrial aluminum profiles. At present, most of the company's fundraising projects have been completed and put into use.

Big news! The U.S. Department of Commerce announced the postponement of the announcement of the final results of China's photovoltaic anti-dumping investigation On April 24, the U.S. Department of Commerce announced the postponement of the announcement of the final results of China's photovoltaic anti-dumping investigation. Previously, the U.S. Department of Commerce conducted an administrative review of the anti-dumping duty order on crystalline silicon photovoltaic cells (whether assembled into modules or not) originating in China, and the investigation period was between December 2020 and November 30, 2021. On January 6, 2023, the Department of Commerce announced the preliminary results of the administrative reconsideration in the Federal Register, but the final investigation results have not yet been published, and the tentative deadline is May 8, 2023. However, as the May 8 deadline approached, the Commerce Department announced a delay in publishing the final results. The U.S. Department of Commerce stated that due to the additional time needed to analyze the complex issues raised in the case and the rebuttals submitted by relevant parties, the final findings of the investigation cannot be released before May 8, 2023. For this reason, the U.S. Department of Commerce applied for another 55-day extension, and set the date for the announcement of the final review results to June 30, 2023. According to the U.S. tariff law, the Ministry of Commerce should announce the final findings of the anti-dumping investigation within 120 days after the preliminary results of the anti-dumping investigation are announced, but if the review cannot be completed within this period, it can be extended to 180 days.

The production technology of green hydrogen is mainly through the method of electrolysis of water, using renewable energy (such as solar energy, wind energy, nuclear energy, etc.) to generate electricity, and decomposing water into hydrogen and oxygen. There are four main types of water electrolysis technologies: alkaline electrolysis, proton exchange membrane electrolysis, solid oxide electrolysis and alkaline cation exchange membrane electrolysis. These four technologies have their own advantages and disadvantages, mainly in the differences in efficiency, cost, life, reliability and so on. The main challenges currently faced by green hydrogen production technology are: high cost of renewable energy power generation, large investment in electrolysis equipment, low electrolysis efficiency, and difficulty in storage and transportation. In order to reduce the production cost of green hydrogen and increase the application range of green hydrogen, it is necessary to strengthen technological innovation and infrastructure construction. Green hydrogen is a pure zero-carbon new energy. It only produces water when it is burned, and realizes zero carbon dioxide emissions from the source. It plays an important role in the global energy transition. Green hydrogen can effectively consume unstable power such as wind power and photovoltaic power generation, as well as other surplus valley power, realize distributed hydrogen production and "hydrogen-electric interaction", build a "distributed smart energy system", and undertake "seasonal peak-shaving power generation " and other important tasks to realize the intelligent interconnection of hydrogen and electricity energy. Green hydrogen can replace gray hydrogen in the industrial field to achieve low-carbon emission reduction, such as iron and steel smelting, chemical synthesis and other industries, which is the key to achieving the "double carbon target".

The G7 joint communique emphasized the commitment to accelerate the phase-out of unreduced fossil fuels and achieve net-zero emissions in the energy system by 2050 at the latest. On the basis of the existing goals of various countries, it is committed to collectively increase the installed capacity of offshore wind power to 150GW and the installed capacity of solar photovoltaic to more than 1TW by 2030.