Effects of porous media insert on the efficiency and power density of a high pressure (210 bar) liquid piston air compressor/expander – An experimental study

Earth & Environmental Sciences

• compressor 100%
• porous medium 72%
• liquid 51%
• air 45%
• compression 37%
• compressed air 30%
• energy storage 29%
• low pressure 21%
• heat transfer 21%
• effect 19%
• limiting factor 12%
• surface area 9%
• simulation 5%
• modeling 5%
• rate 3%

Engineering & Materials Science

• Porous materials 82%
• Pistons 82%
• Compressors 73%
• Liquids 56%
• Compressed air energy storage 34%
• Heat transfer coefficients 11%
• Heat exchangers 10%
• Heat transfer 8%
• Experiments 4%