China’s New Standard to Ease Use of Flammable Refrigerants

The ‘GB/T 9237-2017: Refrigerating systems and heat pumps -- Safety and environmental requirements’ standard was issued on December 29, 2017 by the Standardization Administration of China ...


JARN Serves as Communicator in the HVAC&R Industry

-- Celebrating the 50th Anniversary of JARN’s Founding Keisho Ka, president of JARN On JARN’s 50th anniversary, I would like to extend my warmest appreciation to all of our readers f...


Clean Indoor Air with Ventilation

When the indoor environmental quality of office buildings is good, the people who work in those buildings are more comfortable, enjoy better health, and are more satisfied and productive in their jobs...


Rapidly Expanding IoT Applications

The so-called fourth industrial revolution brought about by the Internet of Things (IoT) and artificial intelligence (AI) is a source of technology development, production activities, and new services...


Paris Agreement Offers Business Opportunities

Toward zero-emissions A notable number of Japanese companies have set the ambitious environmental management target of zero carbon dioxide (CO2) emissions. What they are pursuing is not a low-carbon ...


Thermal Storage Expected to Play a Major Role in Energy Savi

--Continued from August Issue   Examples of Sensible Heat Storage   Sensible heat storage is most widely utilized in the field of thermal storage with the most familiar example of water heat...


Alternative Refrigerant Issues Update

Kigali Amendment At the 28th Meeting of the Parties to the Montreal Protocol (MOP28) held in Kigali, Rwanda, in October last year, an amendment stipulating that hydrofluorocarbons (HFCs) be added to t...


Trends in Renewable Energy Utilization

Renewable energy includes solar photovoltaic (PV), solar heat, wind, hydropower, geothermal heat, airsource heat pumps, wave power, ocean thermal energy conversion and other naturally occurring therma...


Growing Food Refrigeration Market

Overview A large number of survey organizations have attempted to estimate the scale of the global frozen food market using various metrics and data.   U.S.-based Grand View Research estimated th...


Zero Energy Homes and Appliances

The Paris Agreement, the new international framework for combating climate change, went into force on November 4 of last year, and the 22nd session of the Conference of the Parties (COP 22) was held f...


Will the Paris Agreement Run the Same Course as the Kyoto Pr

The Paris Agreement, the international framework to combat climate change that entered into force in November 2016, targets massive cuts in global greenhouse gas (GHG) emissions by signatory countries...