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Turbulence induced structures in exhaust gas recirculation coolers to enhance thermal performance.
- Author(s) : AL-JANABI A., MALAYERI M.R.
- Publication date: 2017/02
- Languages : English
- Keywords : Recirculation, Gas, Car, Cooling, Expérimentation, Diesel
- Source: International Journal of thermal Sciences - vol. 112
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Experimental investigation of two-phase ejector liquid recirculation cycles with R410A.
- Author(s) : LAWRENCE N., ELBEL S.
- Publication date: 2015/08/16
- Languages : English
- Keywords : Two-phase flow, Recirculation, R410A, Liquid, Performance, Expérimentation, Ejector, Refrigerant
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
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Ammonia charge reduction potential in recirculating systems – calculations.
- Author(s) : KRISTOFERSSON J., VESTERGAARD N. P., SKOVRUP M., et al.
- Publication date: 2017/05/11
- Languages : English
- Keywords : Recirculation, Safety, Calculation, Liquid, Design, R717, Low charge, Evaporator, Refrigerant charge
- Source: 7^th Conference on Ammonia and CO₂ Refrigeration Technology. Proceedings: Ohrid, North Macedonia, May 11-13, 2017.
- Formats : PDF
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Numerical simulation of cooling performance of an exhaust gas recirculation (EGR) cooler using nano-fluids.
- Author(s) : SHABGARD H., KHERADMAND S., FARZANEH H., et al.
- Publication date: 2017/01/05
- Languages : English
- Keywords : Recirculation, Gas, Gas cooler, Recovery, Simulation, Performance, Nanoparticle, Nanofluid
- Source: Applied Thermal Engineering - vol. 110
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Ammonia charge reduction potential in recirculating systems – systems benefits.
- Author(s) : KRISTOFERSSON J., VESTERGAARD N. P., SKOVRUP M., et al.
- Publication date: 2017/05/11
- Languages : English
- Keywords : Refrigerating system, Recirculation, Control (automatic), R717, Low charge, Energy saving, Cost, Refrigerant charge
- Source: 7^th Conference on Ammonia and CO₂ Refrigeration Technology. Proceedings: Ohrid, North Macedonia, May 11-13, 2017.
- Formats : PDF
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Numerical investigation of two-phase ejector liquid recirculation cycles with natural refrigerants.
- Author(s) : LAWRENCE N., ELBEL S.
- Publication date: 2014/08/02
- Languages : English
- Keywords : Two-phase flow, Recirculation, R744, Ammonia, R290, Propane, Performance, Model, Ejector, CO2
- Source: 11^thIIR Gustav Lorentzen Conference on Natural Refrigerants (GL2014). Proceedings. Hangzhou, China, August 31-September 2, 2014.
- Formats : PDF
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Theoretical and experimental investigations on the recirculation of the solution (mix-flow) in a NH3-H2O-absorption resorption refrigeration system.
- Author(s) : ZIEGLER O., HESSE U.
- Publication date: 2018/07/09
- Languages : English
- Keywords : Recirculation, Resorption, Ammonia-water, Absorption, Modelling, Expérimentation
- Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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Three-dimensional CFD modelling of a roots blower for hydrogen recirculation in fuel cell system.
- Author(s) : XING L., HE Y., WEN J., et al.
- Publication date: 2018/07/09
- Languages : English
- Keywords : Recirculation, CFD, Electric vehicle, Pump, Fuel cell, Modelling, Hydrogen, Leakage
- Source: 2018 Purdue Conferences. 24^thInternational Compressor Engineering Conference at Purdue.
- Formats : PDF
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A numerical simulation on recirculation phenomena of the plume generated by obstacles around a row of cooling towers.
- Author(s) : LEE J. H., MOSHFEGHIAN M., CHI K. Y., et al.
- Publication date: 2014/11
- Languages : English
- Keywords : Recirculation, CFD, Mass transfer, Heat transfer, Cooling tower, Model, Flow
- Source: Applied Thermal Engineering - vol. 72 - n. 1
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Investigation on the effect of ejector liquid recirculation system on the performance of falling-film water chiller with R134a.
- Author(s) : LI Y. L., WANG K., WU W., et al.
- Publication date: 2017/02
- Languages : English
- Keywords : Recirculation, R134a, Horizontal tube, Liquid, Chiller, Performance, Modelling, Falling film, Ejector
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 74
- Formats : PDF
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Experimental and numerical study on the performance of R410A liquid recirculation cycles with and without ejectors.
- Author(s) : LAWRENCE N., ELBEL S.
- Publication date: 2014/07/14
- Languages : English
- Keywords : Recirculation, R410A, Liquid, Heat transfer, Expérimentation, Evaporator, Ejector, Flow rate, COP, Refrigerant, Pressure drop
- Source: 2014 Purdue Conferences. 15th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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Impact of mechanical ventilation and indoor air recirculation rates on the performance of an active membrane energy exchanger system.
- Author(s) : FIX A., BRAUN J., WARSINGER D.
- Publication date: 2021/05
- Languages : English
- Keywords : Modelling, Simulation, Performance, Air conditioning, Building, COP, Energy efficiency, Membrane, Ventilation, Recirculation, Dehumidification
- Source: 2021 Purdue Conferences. 18^thInternational Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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Analysis of a directly fired small-scale absorption heat pump with solution recirculation and multiple feed of the desorber.
- Author(s) : WECHSLER R., RIEBERER R.
- Publication date: 2015/08/16
- Languages : English
- Keywords : Recirculation, Ammonia-water, Absorption, Simulation, Heat pump, Natural gas, Expérimentation, Desorption, Heating
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
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Review on development of air source transcritical CO 2 heat pump systems using direct-heated type and recirculating-heated type.
- Author(s) : CAO F., SONG Y., LI M.
- Publication date: 2019/08
- Languages : English
- Keywords : Recirculation, Natural refrigerant, R744, Air-source system, Review, Heat pump, Optimization, Transcritical cycle, CO2
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 104
- Formats : PDF
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Compact exhaust air/supply air heat pump with recirculation and energy recovery in renovated multi-storey-buildings.
- Author(s) : OCHS F., CALABRESE T., SIEGELE D., et al.
- Publication date: 2019/08/24
- Languages : English
- Keywords : Recirculation, Heat recovery, Air quality, Simulation, Domestic heat pump, Residential building, Testing, Energy efficiency, Condenser, Heating
- Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
- Formats : PDF
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See all results in the Fridoc database

COVID-19 news in the HVAC&R sector

The IIR reviews the available information on the possible impact of air conditioning on the spread of COVID-19 and the recommendations for the operation and maintenance of HVAC systems. Furthermore, several...
- Publication date : 2020/04/05
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Out of the ordinary: Keeping clay soldiers (relatively) cool

The largest group of terracotta figures ever lent by China was on display at the British Museum until April 6, 2008. The Chinese government required the 20 warriors to be kept at temperatures of 22°C + 2°C and at humidity levels of 45% RH + 8%, a...
- Publication date : 2008/05/13
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ICR2019: overview of current refrigeration research topics (part III)

Energy storage, desiccant air conditioning, high-temperature heat pumps and ejector technologies were some of the salient topics of the latest IIR Congress. Continuation of the synthesis of key presentations of ICR2019.
- Publication date : 2019/10/30
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Updated ASHRAE Ventilation standard 62 published

ASHRAE Standard 62.1-2004, Ventilation for Acceptable Indoor Air Quality, contains key changes from the 2001 standard. The standard specifies minimum ventilation rates and indoor air quality requirements for commercial and institutional buildings....
- Publication date : 2005/02/03
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