JARN News
PTG Precision Technology for Compressors
From its headquarters in the United Kingdom, Holroyd Precision, Precision Technologies Group (PTG) company, designs and builds the gear, rotor, screw and thread milling and grinding machines that prod...
New Secop Cooling Innovations for 2015
Secop will offer a range of new and highly competitive solutions in 2015 for light commercial, DC-powered cooling, and residential applications. The aim of Secop in light commercial is to continue com...
Dorin’s Largest 4-Piston CO2 Transcritical Compressor
Dorin has more than 20 years of experience in CO2 transcritical compressor technology and more than 25,000 working CO2 compressors in the field. Dorin has delivered its flagship CO2 transcritical comp...
Copeland Scroll Enable the Unit to Start Quickly in Cold Win
Emerson Climate Technologies has won the Innovative Product Award at China Refrigeration Expo (CRH) 2014 for its Copeland EVI Scroll heating variable speed compressor for residential application. The ...
Bitzer Boasts Wide Range of Compressors
Bitzer Orbit 6 and 8 scroll compressors feature their high isentropic efficiency and their excellent energy efficiency. The five models in the Orbit 6 series offer a delivery rate of between 20 and 38...
NEC SCHOTT Hermetic Seals for Compressors
NEC SCHOTT Components is a joint venture company established by NEC in Japan and SCHOTT, a special glass manufacturer in Germany, manufacturing and selling various types of hermetic seals electronic c...
Hitachi Meets Customers’ Demand with Various Compressors
Based on its experiences of many years as an air conditioner manufacturer, Hitachi offers a full lineup of high efficiency and reliability screw compressors for refrigeration and air conditioning. &nb...
Danfoss: ‘Engineer Tomorrow’ on the Leading Edge of Compress
Danfoss won an AHR Expo 2015 Innovation Award, green building category, for its Danfoss Turbocor VTT series of oil-free, variable speed, magnetic bearing centrifugal compressors. JARN interviewed Rica...
JX Nippon Oil to Expand Supply Capabilities in Global Market
Interview with Souichirou Konno, engineer of Grease & Refrigeration Oil R&D Group, Lubricants Research Laboratory, Central Technical Research Laboratory and Teru Shibata, manager of Refrigerat...
Lubricants: A Key Factor for New Refrigerants
The Japan Refrigeration and Air Conditioning Industry Association (JRAIA) held the International Symposium on New Refrigerants and Environmental Technology 2014 at the Kobe International Conference Ce...
8.2. Technical Trend of Large Compressors
The recent technical trend of large compressors such as centrifugal and screw is the use of variable speed motor control systems. Variable Frequency Drives (VFDs) have become a major part of the marke...
8. Technological Trends: 8.1 Topics from the Purdue Compress
Introduction For four days from July 14 to 17, 2014, the 22nd International Compressor Engineering Conference, the 15th International Refrigeration and Air Conditioning Conference, and the 3rd ...
