Case Studies

Green CHILL – Ammonia Adsorption System for Refrigeration Fueled by Biomass and Farm Waste deployed by Indian Online Grocer BigBasket

BigBasket, the largest Indian online grocer, has deployed ammonia/NH3 (R717)-based adsorption refrigeration units fueled by biomass (cashew shell waste) to provide medium-temperature cooling for fruits and vegetables at both its distribution center in Karnataka and one of its fulfillment centers...

Asia / Cold Storage

Scottish State of the Art Ammonia Ice Rink

Stirling's curling ice rink is powered by Star Refrigeration's Azanechiller 2.0. The chiller uses Ammonia and have an SEPR of 4.8 which is 66% higher than the Minimum Energy Performance Standards set by the Eco-Design Directive. The curling rink is...

Europe / Ice Rink

Alaskan Microbrewery Completes Startup of CO2 Chiller

Alaska-based Denali Brewing and Spirits has completed the commissioning, site training and startup of its PROGreen CO2 (R744) chiller from U.S. manufacturer Pro Refrigeration; it is one of the first CO2 process cooling chillers installed in the U.S. Plans for...

USA / Production Facility

Abdin Industrial – Dubai Hills Monoprix saving energy with propane

Abdin Industrial, leading manufacturer of supermarket & kitchen equipment in the Middle East, has completed a project in partnership with Monoprix in opening their Dubai Hills branch. Abdin Industrial were able to meet all of the supermarket's needs with their...

Asia / Cold Storage Retail

First Transcritical CO2 Installation in Cold Storage Sector in Malaysia

A representative of FFM Engineering, Mark Leong, announced the first CO2 transcritical installation in the cold storage sector in Malaysia at ATMOsphere APAC 2022. “Even if at its infancy, the market of natural refrigerant-based cooling and refrigeration systems has potential...

Asia / Cold Storage

Johnson Controls (JCI) – Danish ‘Super’ Hospital with Ammonia-Based District Cooling/Heating System

A super hospital (330,000 square metre) being built in Aalborg, Denmark, has chosen an ammonia/NH3 (R717)-based district cooling and heating system manufactured by Johnson Controls (JCI) and installed by utility provider Aalborg Forsyning, owned by the Aalborg municipality. It is...

Europe / District Cooling District Heating

Home CO2 Heat Pump for Space and Hot-Water Heating by DENSO/Vattenfall

This CO2 HP can replace a conventional gas boiler for space heating and hot-water generation without costly retrofitting. The high-temperature heat pump system has been specially developed for existing single-family homes that are heated by gas boilers with radiators, and...

Europe / Hot Water Production Space Heating

Prototype CO2 Heat Pump for Older Homes by Reftronix

Danish controls manufacturer Reftronix, with funding support from Energy Cluster Denmark, a government group, has developed a cost-effective CO2 (R744) heat pump capable of replacing an oil or gas furnace used in older residential homes in Europe for radiator-based space...

Europe / Hot Water Production Space Heating

Life-C4R by Epta: the first pilot project gets underway

The Life C4R - Carbon for Retail Refrigeration - initiative is taking shape with the inauguration of the first pilot system, in Conad Centro Nord of Carpenedolo. At the heart of the project is the FTE Full Transcritical Efficiency system...

Italy / Commercial Supermarket

First METRO Transcritical CO₂ store in China

In December 2017, China opened its first transcritical CO2 store thanks to METRO, FUTE and CAREL. The store is equipped with SCM transcritical CO2 compressor racks, with the goal of ensuring system efficiency with natural refrigerants. The METRO Lishui bridge...

China / Commercial Supermarket

Roll out of R-290 Room air-conditioners across India and South East Asia

As of September 2018, Indian manufacturer Godrej had sold over 600,000 R-290 based (propane) room air-conditioning units across India. The ‘Green Balance’ units have received a five-star energy efficiency rating, the highest available rating award by India’s Bureau of Energy...

India / Residential

Unilever

By January 2012, Unilever had placed over 900,000 hydrocarbon ice cream freezers around the world, including South Africa, China, Europe, Brazil, and a trial in the United States. According to Unilever reports, these freezers contain less than 150g of hydrocarbons...

USA / Ice Cream Freezer

Study finds natural refrigerants more energy efficient than HFC and HCFCs in geothermal heat pumps

A study on refrigerants used in geothermal heat pumps in a 14-storey residential building in Iran, has shown that ammonia and hydrocarbon produce significantly better Coefficients of Performance (CoP) when compared to HFC-134a and HCFC-22. The researchers monitored performance of...

Worldwide / Domestic

Pepsi Co go HFC-free

As of April 2012, PepsiCo had over 147,000 HFC-free units (coolers and vending machines) in the field worldwide. The majority of these units are hydrocarbon-based. The company has pioneered testing of CO2 and hydrocarbon equipment in the United States. Since...

USA / Bottle Cooler

McDonald’s

In 2003, McDonald's opened the world's first HFC- and HCFC-free restaurant in Vejla, Denmark. According to UNEP records, this pilot project realized CO2 emission reduction of approximately 27% to a comparable McDonald's restaurant. The test equipment included: R290 (propane) soda...

Denmark / Restaurant

Grenada Demonstration Project

Grenada received two 18,000 British Thermal Unit (BTU) R290 inverter air-conditioning units under a regional demonstration project for the introduction of low global warming potential flammable refrigerants in the region. The two hydrocarbon-based AC units were installed in Grenada's pilot...

Grenada / Training