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Technical Note

2018.06.26

Screw & Centrifugal Compressors

–Continued­ from May Issue Latest Technologies of Large Compressors   New Compressor Design for Alternative Refrigerants   Ever since the rising concern about greenhouse gas...

2018.06.23

The Global R32 AC Market – 2017 Overview

– Continued from May Issue Taiwan   All types of R22 air conditioners were prohibited from January 2015, and the room air conditioner (RAC) and packaged air conditioner (PAC) markets h...

2018.06.23

Revision of International Standard on Refrigerant Flammabili

— Contributing to the Uptake of RACs Using Low-GWP Refrigerant In a project of the Japanese New Energy and Industrial Technology Development Organization (NEDO), the National Institute of Adv...

2018.05.29

The Global R32 AC Market – 2017 Overview

Since ‘The Latest Trends of the Global R32 AC Market’ was published in JARN October and November 2016 issues, the global air conditioner market has been shifted to R32 refrigerant to a con...

2018.05.20

Screw & Centrifugal Compressors

Historical Backgrounds of Large Refrigeration Compressors   There are currently two types of large refrigeration compressors, centrifugal and screw compressors. Dr. Willis H. Carrier developed ...

2018.05.19

Genera 2018 Technical Conferences to Analyze Transition to a

Organized by IFEMA, Genera Energy and Environment International Trade Fair will take place at Feria de Madrid in Spain, from June 13 to 15, 2018.   The Technical Conferences program at Genera w...

2018.05.19

UNIDO & JRECO Sign a Cool Partnership to Combat Global Warmi

The United Nations Industrial Development Organization (UNIDO) and the Japan Refrigerants and Environment Conservation Organization (JRECO) have agreed to join forces in an effort to combat global war...

2018.04.27

Technical Trends of Rotary Compressors

— Continued from March Issue   Contributed by Masataka Yamane, HVACR advisor Multiple Compressor Types   Two-piston   Rotary compressors take in, compress, and discharge ...

2018.01.21

EUREKA 2017: A Unique Cross-generational Debate about the Fu

On December 11 and 12, 2017, the European Partnership for Energy and the Environment (EPEE) and the European Ventilation Industry Association (EVIA) jointly organized in Berlin the two-day conference ...

2018.01.21

New Year’s Resolutions from Global Association Leaders--JSRA

Noboru Kagawa, president of the Japanese Society of Refrigerating and Air Conditioning Engineers (JSRAE, Japan) We wish you a happy New Year! On the occasion of welcoming the New Year, I’...

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