Description

Evacuated Tube Collectors (ETC): Maximize Solar Energy Capture

Evacuated Tube Collectors (ETCs) represent a significant advancement in solar thermal technology, offering superior performance and efficiency compared to traditional flat-plate collectors. These collectors are ideal for a wide range of applications, from domestic hot water heating to industrial process heat generation. Their unique design ensures maximum energy capture even in challenging weather conditions.

Unmatched Performance:

• Superior Heat Retention: ETCs utilize a double-walled, evacuated glass tube design. The vacuum between the inner and outer tubes virtually eliminates heat loss through convection and conduction, resulting in significantly higher operating temperatures and improved energy efficiency. This translates to more hot water or process heat generated, even on cloudy days or in low-light conditions.
• High Efficiency in Low-Light Conditions: Unlike flat-plate collectors, ETCs maintain high efficiency even on overcast days or during periods of diffused sunlight. The vacuum insulation minimizes heat loss, allowing them to effectively utilize available solar energy regardless of weather conditions.
• Extended Lifespan: The robust construction and superior insulation significantly reduce the risk of degradation caused by thermal cycling and environmental factors. ETCs are known for their extended lifespan, minimizing replacement costs and maximizing return on investment.
• High Operating Temperatures: The excellent heat retention properties of ETCs allow them to achieve higher operating temperatures compared to flat-plate collectors. This is particularly beneficial for applications requiring higher temperature water, such as industrial processes.
• Reduced Heat Loss: The vacuum insulation dramatically reduces the amount of heat lost to the surrounding environment, resulting in significant energy savings and improved overall system efficiency.

Key Features & Benefits:

• Durable Construction: ETCs are typically made from high-quality borosilicate glass tubes, which are resistant to breakage and weathering. The robust construction ensures longevity and reliable performance.
• Low Maintenance: The sealed vacuum eliminates the need for regular maintenance or fluid replenishment, reducing ongoing operating costs.
• Versatile Applications: ETCs are suitable for various applications, including domestic hot water systems, swimming pool heating, industrial process heat, and solar thermal power generation.
• Aesthetically Pleasing: The sleek and modern design of ETCs complements various architectural styles.
• Available in Different Sizes & Configurations: ETCs are available in a range of sizes and configurations to suit specific project requirements and space constraints.

Technical Specifications (May vary depending on the specific model):

• Material: Borosilicate glass tubes, copper absorber, aluminum heat exchanger
• Vacuum Level: High vacuum (typically below 10-3 Pa)
• Absorber Coating: Selective surface coating for enhanced solar energy absorption
• Operating Temperature: Up to 200°C (depending on the model and application)
• Efficiency: Significantly higher than flat-plate collectors, typically above 70%
• Dimensions: Varies depending on the model (refer to individual product specifications)

Applications:

• Domestic Hot Water Heating
• Swimming Pool Heating
• Industrial Process Heat
• Solar Thermal Power Generation
• Space Heating

Contact us today to learn more about the Evacuated Tube Collectors and how they can meet your specific solar thermal needs.