High-Efficient Anti-Icing/Deicing Method Based on Graphene Foams

Area of Science:

• Materials Science
• Nanotechnology
• Surface Science

Background:

• Anti-icing and deicing are critical challenges in various industries.
• Existing methods often require high energy input or are limited in effectiveness.

Purpose of the Study:

• To develop a novel anti-icing/deicing material with integrated electrothermal and photothermal properties.
• To evaluate the performance of graphene foam (GF)-based materials for efficient ice prevention and removal.

Main Methods:

• Fabrication of a GF-based material with a polymeric composite coating containing TiN and SiO2 nanoparticles.
• Experimental testing of electrothermal and photothermal anti-icing/deicing performance.
• Analysis of surface temperature changes under applied voltage and light illumination.

Main Results:

• The GF-based material achieved a surface temperature above zero with only 1 V, significantly lower than previous methods.
• A voltage of 1.5 V raised the temperature to over 150 °C, demonstrating superior electrothermal performance.
• An electrothermal energy conversion rate exceeding 90% was achieved.
• Combined electric and light heating reduced critical voltage and enhanced deicing speed.

Conclusions:

• The developed GF-based material exhibits excellent energy efficiency and versatility for anti-icing/deicing.
• The material is effective in both dark and sunlight environments, offering broad applicability.
• This technology holds promise for protecting critical industrial components from icing.