JARN News
JRAIA Tackles Environmental Issues on the Occasion of its 70
On June 7, the Japan Refrigeration and Air Conditioning Industry Association (JRAIA) held a ceremony marking the 70th anniversary of its foundation in Tokyo. About 200 participants including JRAIA mem...
Haier Commercial ACs Obtain 5A Intelligent Level
On June 10, Haier energy saving King Kong series inverter air conditioners of four models with 14 specifications were certified by the China Household Electrical Appliances Research Institute (CHEARI) with a 5A intelligence level for its safety, reliability, comfort, convenience, and energy savings. Traditionally, central air conditioners in Chinese homes have had many controllers which are not...
Broad Offers Services to China-Africa Trade Expo
From June 27 to 29, the first China-Africa Economic and Trade Expo (CAETE) was held in Changsha. As the service provider of commercial air conditioners for the fair venues and hotels, Broad Air Con...
Hisense Holds VRF Technical Training Session for Latin Ameri
Following technical training sessions for variable refrigerant flow (VRF) systems held in May, Hisense organized additional regional training sessions for new customers in Latin America. Customers fro...
Top 5 VRF Components and Technologies
Sei Suma, Senior Advisor, Japan Air Conditioning, Heating & Refrigeration News (JARN) Close to 40 years have passed since the birth of variable refrigerant flow ( VRF) system, which has since g...
Green Action Plan Accelerates Energy Conservation
On June 14, China’s National Development and Reform Commission, the Ministry of Industry and Information Technology, the Ministry of Finance and the State Administration for Market Regulation jointly issued an Action Plan for Green and High Efficiency Air Conditioning and Refrigeration. This Action Plan aims to severely crack down on false claims about energy efficiency such as labeling, cer...
5G to Accelerate AIoT Application on Air Conditioners
On June 6, the Chinese Ministry of Industry and Information Technology issued commercial licenses for the fifth-generation (5G) mobile telecommunication technologies to five companies in China including China Telecom and China Mobile, signifying that China has officially entered the 5G era. The 5G is a complete technology system including a wireless access network, core network, and other suppo...
DunAn CO2 Heat Pumps Designed to Replace Boilers
With accelerated enforcement of the Paris Agreement and the agreement reached on the Kigali Amendment, CO2 replacement technology in China has entered into a rapid development stage. As a natural refr...
Daikin Patent Non-Assertion Pledge for Equipment Using HFC-3
On July 1, 2019, Daikin announced its Pledge describing the granting of free access to its pledged patents in relation to applicable heating, ventilation, air conditioning, and refrigeration (HVAC&...
R290 Compressor Expands Its Application
Propane (R290) has been expanding its applications and gradually entering into households. Recently, the International Electrotechnical Commission (IEC) increased the charging limit of A3 refrigerants for commercial refrigeration equipment from 150 to 500g, and increased the charging limits of the lower flammable (A2) and mildly flammable (A2L) refrigerants from 150 to 1,200g. This change sets ...
