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Showing posts from August, 2022

thermal oxidizer vs. flare

Both thermal oxidizers and flares are used in industrial processes to control and reduce emissions of volatile organic compounds (VOCs) and hazardous air pollutants (HAPs). However, they have different functions and are used in different situations. A thermal oxidizer is a pollution control device that uses high temperatures to convert VOCs and HAPs into carbon dioxide and water vapor. It is a combustion device that operates at high temperatures and is designed to burn off these pollutants. Thermal oxidizers can be used for a wide range of industrial processes and are particularly effective in treating emissions from processes that produce low to moderate concentrations of VOCs. A flare is also a combustion device, but it is primarily used for emergency situations where excess gases need to be safely disposed of. Flares are typically used to burn off excess or waste gases that cannot be safely used in other parts of the industrial process. Flares are often seen at oil refineries and ch

How to convert RNG to CNG?

Renewable natural gas (RNG) is a type of biogas that is produced from the decomposition of organic matter such as landfill waste, animal waste, or agricultural waste. RNG can be upgraded to meet the same specifications as compressed natural gas (CNG) and used as a transportation fuel. Here's a brief overview of the process for making RNG into CNG: RNG collection: The RNG is collected from its source, such as a landfill or dairy farm, and transported to a processing facility. RNG purification: The RNG is purified to remove impurities such as water, hydrogen sulfide, and other trace contaminants that could damage natural gas vehicle engines. RNG compression: The purified RNG is compressed to the desired pressure, typically between 3,000 and 3,600 psi, to create CNG. CNG storage: The CNG is stored in high-pressure storage tanks until it is ready to be used. Dispensing: The CNG is dispensed into natural gas vehicles or stored for later use. There are a few different methods for purifyi