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IIR document

Process integration and work targeting of multiple heat pumps using mathematical programming.
- Author(s) : WALMSLEY T. G., NEMET A., HALL K. K., PADULLÉS R., LINCOLN B. J., SCHLOSSER F., KRAVANJA Z., ELMEGAARD B.
- Publication date: 2023/08/21
- Languages : English
- Keywords : Heat pump, Industrial application, Case study, Dairy industry, Modelling, Programming, COP
- Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
- Formats : PDF
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Application of mixed integer nonlinear programming (MINLP) optimization through GAMS for component selection in vapor compression refrigeration.
- Author(s) : BRENDEL L. P. M., BRAUN J. E., GROLL E. A.
- Publication date: 2022
- Languages : English
- Keywords : Compression system, Thermodynamic cycle, Optimization, Programming, Modelling, Thermodynamic property, Design
- Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
- Formats : PDF
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Recommended by the IIR / IIR document

Applying genetic programming in estimation of frost layer thickness on horizontal and vertical plates at ultra-low temperature.
- Author(s) : HOSSEINI S. H., MORADKHANI M. A., VALIZADEH M., AHMADI G.
- Publication date: 2021/05
- Languages : English
- Keywords : Frost, Model, Cryogenics, Vertical plate, Horizontal plate, Low temperature, Programming, Modelling, Machine learning
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 125
- Formats : PDF
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IIR document

PDSim: A general quasi-steady modeling approach for positive displacement compressors and expanders.
- Author(s) : BELL I. H., ZIVIANI D., LEMORT V., et al.
- Publication date: 2020/02
- Languages : English
- Keywords : Simulation, Programming, Performance, Expander, Compressor
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 110
- Formats : PDF
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IIR document

PDSim: Demonstrating the capabilities of an open-source simulation framework for positive displacement compressors and expanders.
- Author(s) : ZIVIANI D., BELL I. H., ZHANG X., et al.
- Publication date: 2020/02
- Languages : English
- Keywords : Simulation, Programming, Modelling, Expander, Compressor
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 110
- Formats : PDF
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Augmented reality acoustics of air heat pumps – App development and methods.
- Author(s) : DREXLER-SCHMID G. H. S., KASESS C. H., BLANK-LANDESHAMMER B., KOFINGER C., EMHOFER J., WAUBKE H., REICH C.
- Publication date: 2021/08/31
- Languages : English
- Keywords : Acoustics, Noise, Expérimentation, Calculation, Programming
- Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
- Formats : PDF
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Application of the DevOps methodology on heat pump controllers.
- Author(s) : NURENBERG M., GOBEL S., MEHRFELD P., MÜLLER D.
- Publication date: 2021/08/31
- Languages : English
- Keywords : Heat pump, Control (automatic), Programming, Software
- Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
- Formats : PDF
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Reducing water consumption by increasing the cycles of concentration and Considerations of corrosion and scaling in a cooling system.
- Author(s) : RAHMANI K.
- Publication date: 2017/03/05
- Languages : English
- Keywords : Consumption, Cooling tower, Programming, Expérimentation, Scaling, Corrosion, Water
- Source: Applied Thermal Engineering - vol. 114
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IIR document

FDM for the freezing process of a slab using integral average properties.
- Author(s) : FERREIRA S. R.
- Publication date: 2020/11
- Languages : English
- Keywords : Freezing, Freezing time, Modelling, Simulation, Programming, Freezing temperature, Food
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 119
- Formats : PDF
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IIR document

Advanced modelling of a transcritical CO₂ ejector.
- Author(s) : FANG Y., SEN S., PONCET S., BARTOSIEWICZ Y., NESREDDINE H., MONNEY D.
- Publication date: 2020/12/07
- Languages : English
- Keywords : Ejector system, CO2, Modelling, Transcritical cycle, Simulation, Programming, R744
- Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
- Formats : PDF
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Groupe frigorifique et charges thermiques externes. Intérêt de la variation électronique de vitesse.

Refrigerating unit and thermal loads: The benefits of electronic speed regulation.
- Author(s) : COHAS M.
- Publication date: 2019/08/13
- Languages : French
- Keywords : Variable speed, Calculation, Modelling, Reciprocating compressor, Screw compressor, Lubrication, Programming
- Formats : PDF
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Model Calibration of an Air Source Heat Pump System for Transient Simulations in Modelica.
- Author(s) : MEHRFELD P., NURENBERG M., MÜLLER D.
- Publication date: 2021/08/31
- Languages : English
- Keywords : Air-source system, Simulation, Modelling, Test rig, Heat pump, Programming
- Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
- Formats : PDF
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Design of Heat Pump Systems Considering Operation Dynamics.
- Author(s) : VERING C., HÖGES C., NURENBERG M., MÜLLER D.
- Publication date: 2021/08/31
- Languages : English
- Keywords : Heat pump, Design, Optimization, Cost, Domestic water, Simulation, Programming, Heating
- Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
- Formats : PDF
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Evaluation of the lubrication regime for rotary compressors. Influence of thermal expansions on the minimum film thickness.
- Author(s) : VERA J., SCHILLACI E., RIGOLA J.
- Publication date: 2022/07/15
- Languages : English
- Keywords : Rotary compressor, Lubrication, Thermal expansion, Programming, Case study, Reynolds, Thermodynamic property
- Source: 2022 Purdue Conferences. 26^th International Compressor Engineering Conference at Purdue.
- Formats : PDF
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IIR document

New package for generating refrigerant equations.
- Author(s) : SKOVRUP M. J., WRONSKI J., BREITHUTH F., SARATI M., ARNEMANN H., METRAL M., ZGLICZYNSKI M., FRIESS O.
- Publication date: 2021/09/01
- Languages : English
- Keywords : Equation of state, Refrigerant, R744, Transcritical cycle, Mixture, Calculation, Software, Programming, Thermodynamic property
- Source: 6^th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants
- Formats : PDF
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Brief: garden fresh

A new system involving the direct humidification of vegetables in supermarket displays allows for greater freshness and a more appealing product. A recent study carried out in the US has shown the benefits of such a system: in atomised lettuce,...
- Publication date : 2006/01/28
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Garden fresh

A new system involving the direct spray cooling of vegetables in supermarket displays allows for greater freshness and a more appealing product. A recent study carried out in the US has shown the benefits of such a system: in lettuce, only one out...
- Publication date : 2005/12/22
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Use of thermostats in US domestic air conditioning systemps

In USA, only 12% of US 118 million households have a central air-conditioning unit that is actually controlled using a programmed thermostat.
- Publication date : 2017/12/20
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IIR member news : Linde

The CSG-4 snow generator allows to generate snow on demand or via programming and is claimed to offer a cost effective and safe alternative to dry ice pellets.
- Publication date : 2015/05/20
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Healthcare drones: Countless advantages for a healthier society

With the objective of making it possible for those who require urgent healthcare supplies delivered as often and as regularly as necessary, various companies are now pushing the possibilities of exploiting drones to deliver healthcare supplies...
- Publication date : 2017/03/22
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