High Efficiency U-Tube Solar Collector
1. Fully closed runner, high toughness welding rod, fast heat transfer, corrosion resistance, long life
2. U-type metal runners for secondary heat transfer, high efficiency of heat collection and fast heat transfer speed.
3. Pressurized operation, no water in the pipe, no pipe blowing in summer, no pipe freezing in winter, no leakage.
4. Customizable product size and structure to achieve architectural integration.
Product Introduction:
The U-tube solar collector represents an advanced thermal energy conversion system that transforms solar radiation into practical heat for domestic hot water, building climate control, and industrial thermal applications. This high-performance system integrates several optimized components: specially configured U-shaped copper conduits, optically efficient vacuum tubes, and an enhanced aluminum collector assembly with integrated fins, collectively engineered to optimize solar energy capture and thermal transfer efficiency.
The system's innovative thermal transfer mechanism centers on its distinctive U-tube configuration. Solar energy penetrates the vacuum-sealed glass enclosure, where the heat transfer medium circulating through the U-tube assembly absorbs this energy and efficiently transports it to the central heat exchanger. This sophisticated thermal transfer architecture delivers exceptional energy yield while maintaining operational efficiency across diverse environmental conditions, including suboptimal weather scenarios.
Renowned for its robust construction, reliable performance, and low-maintenance requirements, this solar thermal solution proves particularly suitable for various implementation scales - from single-family residences to large-scale commercial and industrial thermal installations. The system's adaptable modular configuration permits versatile deployment options, whether as rooftop arrays, ground-mounted installations, or as complementary components within existing solar thermal infrastructures.
Product Parameters:
Collector Model | HPC318 | HPC395 | HPC472 | |
Overall Dimension(mm) | 1720x1936x156 | 2120x1936x156 | 2520x1936x156 | |
Vacuum tube specification | φ58x1800 | φ58x1800 | φ58x1800 | |
Number of vacuum tubes | 20 | 25 | 30 | |
Contour area(m?) | 3.18 | 3.95 | 4.72 | |
Lighting area(m?) | 2.00 | 2.50 | 3.00 | |
Net weight(kg) | 70 | 88 | 104 | |
Working Pressure(MPa) | 0.6MPa | |||
Interface size | G3/4 male thread | |||
Number of ports | 2 pcs | |||
Total heat loss coefficient | 2.453W/(m²K) | |||
Maximum working temperature(℃) | 120℃ | |||
Peak efficiency | 0.724 | 0.724 | 0.724 | |
Rated Efficiency | 0.6 | 0.6 | 0.6 | |
Rated power (kW)2 | 400W/m2 | 0.33 | 0.42 | 0.50 |
700W/m2 | 0.77 | 0.96 | 1.65 | |
1000W/m2 | 1.20 | 1.50 | 1.80 | |
Work material capacity (L) | 1.35 | 1.67 | 1.98 | |
Application Scenario:
Applicable to towns, industrial parks, hotels, schools, hospitals, recreational facilities and other types of centralized heating, hot water needs
Product Advantages:
Fin: 3003 anti-corrosion aluminum alloy
Advantage: Excellent rustproof performance, oxidation resistance, superior thermal conductivity
Runner: High-purity copper tubing
Advantage: Superior anti-corrosion properties, optimal heat conduction efficiency
Welding: Silver-copper alloy brazing material
Advantage: Exceptional mechanical strength, durable bonding, corrosion-resistant joints
Medium: Customized heat transfer fluid selection based on operational temperature requirements
Company Strength：
The company has partnered with seven leading research institutions, including the Chinese Academy of Sciences, Tsinghua University, and the Shandong Academy of Sciences, to promote the transformation of solar energy from traditional “hot water” applications to advanced “flat-plate clean thermal energy.” We have established seven R&D departments, one research institute, one academician workstation, one laboratory, and one thermal energy institute. With an annual output of 7.0 GWth of flat-plate clean thermal energy equipment, the company ranks second globally in flat-plate collector production. We possess core technology and a dedicated production line for solar spectrum selective absorption coatings, holding the top market share in core materials across the industry.
The company has been recognized as a National High-Tech Enterprise, a “Specialized and New” Enterprise in Shandong Province, a Shandong Gazelle Enterprise, and has received distinctions such as the Shandong Academician Workstation and Shandong Enterprise Technology Center.
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