HRS Heat Exchangers (US)

840 Kennesaw Avenue NW Ste 1
Marietta , GA
US, 30080

Based out of the UK, with locations in Phoenix and Atlanta, HRS Heat Exchangers operates at the forefront of thermal technology, offering innovative and effective heat transfer solutions worldwide, across a diverse range of industries. With over 35 years' experience, we specialize in the design and manufacture of an extensive range of tubular, corrugated and scraped surface heat exchangers. All our products comply with global standards. HRS has a network of offices throughout the world: Spain, USA, Malaysia, Australia and India; with manufacturing plants in the UK, India and Spain.

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Organics Recycling
Waste to Energy

​The benefits of pasteurizing digestate on farms in anaerobic digestion applications

Allen's Farm AD plant with HRS Twin-Tank pasteurization technology, in Essex, England.

While most digestate produced by on-farm anaerobic digestion (AD) plants in the United States is separated into liquid and solid fractions, further treatment before application to land or sale for use as a soil conditioner is usually limited to composting the dry fraction. However, in Europe pasteurization is commonly used as part of the AD process to allow digestate produced from foodstuff or animal by-products to be used or sold as a fertilizer and soil improver. Some farm plant owners also pasteurize their feedstock or digestate in order to reduce the risk of plant pathogens and weed seeds carrying through in the digestate.

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