2025

• Li, Yantong; Nord, Natasa; Yin, Huibin; Pan, Gechuanqi; Wang, Changhong; Wu, Tingting; Rekstad, Inge Håvard. (2025) A study of optimal control approaches of water-to-water CO2 heat pump for domestic hot water use. Case Studies in Thermal Engineering
  Academic article

2024

• Ren, Shuai; Hafner, Armin; Rekstad, Inge Håvard; Widell, Kristina Marianne Norne; Svendsen, Eirik Starheim; Nordtvedt, Tom Ståle. (2024) Design and freezing performance study of a CO2 plate freezer at -50°C evaporation temperature.
  Academic chapter

2022

• Li, Yantong; Nord, Natasa; Halvorsen, Henrik; Rekstad, Inge Håvard. (2022) Model-based sizing of a CO2 heat pump for residential use. Sustainable Energy Technologies and Assessments
  Academic article

2021

• Li, Yantong; Nord, Natasa; Rekstad, Inge Håvard; Skånøy, Stein Kristian; Sørensen, Lars Konrad. (2021) Study of a water-source CO2 heat pump for residential use: experimental discharge pressure control and performance analysis. E3S Web of Conferences
  Academic article
• Khosravi, Bahareh; Løvseth, Sigurd Weidemann; Austegard, Anders; Einen, Caroline; Stang, Hans Georg Jacob; Snustad, Ingrid; Jakobsen, Jana Poplsteinova; Rekstad, Inge Håvard. (2021) A new facility on accurate viscosity and density measurements.
  Academic chapter

2016

• Haukås, Hans T.; Stene, Jørn; Rekstad, Inge Håvard; Nekså, Petter; Hafner, Armin; Eikevik, Trygve Magne. (2016) CO2 (R744) som kuldemedium. Norsk Kjøleteknisk Forening c/o Tekna,
  Working paper
• Rekstad, Inge Håvard; Ladam, Yves. (2016) Evaluation of different evaporator and condenser concepts in a sea water chiller using CO2 as refrigerant.
  Academic chapter

2015

• Rekstad, Inge Håvard; Eikevik, Trygve Magne; Jenssen, Sigmund. (2015) DIMPLE PLATE HEAT EXCHANGERS FOR A SEA-WATER CHILLER USING CO2 AS REFRIGERANT, DESIGN AND TESTING.
  Academic chapter

2014

• Westman, Snorre Foss; Stang, Hans Georg Jacob; Størset, Sigmund Østtveit; Rekstad, Inge Håvard; Austegard, Anders; Løvseth, Sigurd Weidemann. (2014) Accurate phase equilibrium measurements of CO2 mixtures. Energy Procedia
  Academic article

2013

• Rekstad, Inge Håvard; Hafner, Armin; Sigmund, Jenssen. (2013) Eficiencia Energetica de un Refrigerador y un Calentador de Agua Que Utilizan Dioxido de Carbono Como Refrigerante en una Vaqueria. Frio, Calor y Aire Acondicionado
  Academic article
• Stang, Hans Georg Jacob; Løvseth, Sigurd Weidemann; Størset, Sigmund Østtveit; Malvik, Bjarne; Rekstad, Inge Håvard. (2013) Accurate measurements of CO2 rich mixture phase equilibria relevant for CCS transport and conditioning. Energy Procedia
  Academic article

2012

• Rekstad, Inge Håvard; Hafner, Armin; Jenssen, Sigmund. (2012) Energy efficient diary shed milk cooler and water heater using carbon dioxide as refrigerant.
  Academic chapter
• Hafner, Armin; Schmälzle, Christian; Nekså, Petter; Obrist, Frank; Rekstad, Inge Håvard. (2012) High efficient 100 kW elR744 compressor.
  Academic chapter
• Ladam, Yves; Rekstad, Inge Håvard. (2012) CO2 RSW på fiskebåt. Kulde og varmepumper
  Professional article

2011

• Andresen, Trond; Ladam, Yves; Gilberg, Astrid Falch; Rekstad, Inge Håvard; Eikevik, Trygve Magne. (2011) IMPROVING ENERGY EFFICIENCY IN OPERATION OF CO2 RSW SYSTEM FOR FISHING VESSELS.
  Academic chapter

2010

• Rekstad, Inge Håvard; Eikevik, Trygve Magne; Sætrang, Sondre; Ladam, Yves. (2010) Evaluation of a variable suction gas heat exchanger in a liquid chiller system using carbon dioxide as refrigerant. Science et technique du froid
  Academic article

2007

• Haukås, Hans Torleiv; Stene, Jørn; Rekstad, Inge Håvard; Nekså, Petter (SINTEF); Eikevik, Trygve Magne. (2007) Kjøle- og fryseanlegg med CO2 (R744) som kuldemedium. NTNU
  Textbook