Photovoltaic transformers are key equipment in photovoltaic power generation systems, mainly responsible for voltage conversion and electrical isolation. In the process of photovoltaic power generation, it converts the low-voltage direct current generated by photovoltaic modules into alternating current through an inverter, and then boosts it to a voltage level suitable for grid connection. Our photovoltaic transformers adopt advanced design and manufacturing processes, with efficient and stable performance, able to adapt to different photovoltaic power station environments, ensure reliable operation of photovoltaic power generation systems, and achieve efficient conversion and transmission of solar energy to electrical energy.
Product Advantages and Features
1. Efficient Conversion: Using high-quality iron core materials and advanced winding technology, the conversion efficiency of transformers can reach over 98%, effectively reducing energy loss, improving the overall power generation efficiency of photovoltaic power generation systems, and reducing power generation costs.
2. High stability: After rigorous factory testing and optimized design, it can withstand voltage fluctuations of ± 10% and frequency fluctuations of ± 0.5Hz in the power grid, ensuring stable operation in complex power grid environments and ensuring continuous power supply for photovoltaic power generation systems.
3. Good heat dissipation performance: The unique heat dissipation duct design and efficient heat dissipation materials ensure that the winding temperature of the transformer is 10 ℃ -15 ℃ lower than similar products when operating at full load, extending the service life of the equipment and ensuring long-term stable operation.
4. Excellent insulation performance: High quality insulation materials are selected, with an insulation level of H, capable of withstanding 35kV power frequency withstand voltage tests, effectively preventing internal discharge and short circuit faults, ensuring equipment and personnel safety.
5. Strong ability to resist DC bias: Through special magnetic circuit design and optimization measures, the impact of DC bias on transformers can be effectively suppressed, noise and vibration can be reduced, and the reliability and operating life of transformers can be improved.
Application Scenarios
1. Large scale ground photovoltaic power station: In large centralized ground photovoltaic power stations, photovoltaic transformers boost the AC power of multiple photovoltaic module strings and integrate it into the power grid, achieving efficient transmission and distribution of large-scale solar power generation and meeting the large-scale electricity demand of cities.
2. Distributed photovoltaic projects: suitable for distributed photovoltaic projects such as industrial and commercial roofs, residential roofs, etc. The electricity generated by distributed photovoltaic power generation equipment is boosted and connected to the low-voltage distribution network to achieve nearby consumption, improve energy utilization efficiency, and reduce transmission losses.
3. Remote area independent photovoltaic system: In remote areas where the power grid coverage is insufficient, independent photovoltaic systems are paired with photovoltaic transformers to convert solar energy into electricity of suitable voltage levels, providing reliable power supply for local residents and small businesses, and improving living and production conditions.
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