• Energy Distribution in HC FeMn and SiMn - Energy vs Exergy Analyses 

      Larssen, Trine Asklund; Kero, Ida; Tangstad, Merete (Peer reviewed; Journal article, 2019)
      The metal producing industry is a high consumer of energy and large amounts of excess heat are produced. Increasing the energy efficiency would be beneficial, both in terms of the environment and also from an economical ...
    • Energy effective and green drying technologies with industrial applications 

      Alves-Filho, Odilio (Peer reviewed; Journal article, 2018)
      Heat pump drying is a green technology with zero global warming potential and zero ozone depletion potential when operating with natural fluids. A well designed heat pump dryer can be several times more energy efficient ...
    • Energy efficiency and green solutions in sustainable development: evidence from the Norwegian maritime industry 

      Koilo, Viktoriia (Peer reviewed; Journal article, 2020)
      The maritime industry plays a special role in Norway. In recent years, it became subject to increasingly stronger requirements to reduce emissions. However, the most important is that the Norwegian maritime industry in ...
    • Energy efficiency and using less – a social sciences and humanities annotated bibliography 

      Mourik, Ruth; Jeuken, Yvette; de Zeeuw, Mariska; Uitdenbogerd, Diana; van Summeren, Luc; Wilhite, Harold Langford; Robison, Rosie; Heidenreich, Sara; Blahová, Michaela; Pidoux, Blandine; Kern-Gillard, Thomas; Arrobbio, Osman; Throndsen, William; Fox, Emmet; Nikolaev, Angel; Radulov, Lulin; Sari, Ramazan; Sumpf, Patrick; Balint, Lenke (Research report, 2017)
    • Energy Efficiency Effects of Vectorization in Data Reuse Transformations for Many-Core Processors—A Case Study 

      Al Hasib, Abdullah; Natvig, Lasse; Kjeldsberg, Per Gunnar; Cebrian, Juan Manuel (Journal article; Peer reviewed, 2017)
      Thread-level and data-level parallel architectures have become the design of choice in many of today’s energy-efficient computing systems. However, these architectures put substantially higher requirements on the memory ...
    • Energy efficiency in Norwegian households - identifying motivators and barriers with a focus group approach 

      Kløckner, Christian; Sopha, Bertha Maya; Matthies, Ellen; Bjørnstad, Even (Journal article; Peer reviewed, 2013)
      This paper describes the theoretical background and results of a focus group study on determinants of energy related behaviour in Norwegian households. 70 Norwegians between 18 and 79 years of age participated in eight ...
    • Energy efficiency in Norwegian news media — A glitch in the discourse-as-usual 

      Johansen, Jens Petter Kirkhus; Røyrvik, Jens Olgard Dalseth; Fyhn, Håkon (Peer reviewed; Journal article, 2020)
      This article investigates how energy efficiency features in Norwegian news media discourse. Based on an analysis of 309 news articles, we explore the objectification of energy efficiency and its rhetorical connections to ...
    • Energy efficiency of hydronic space-heating distribution systems in super-insulated residential buildings 

      Georges, Laurent; Iwanek, Tomasz; Thalfeldt, Martin (Chapter, 2017)
      In space-heating (SH) dominated climates, superinsulated building envelopes, such as passive houses (PH), are often promoted to drastically reduce SH needs. Using hydronic SH distribution in PH, thermal losses from pipes ...
    • Energy efficiency of oil and gas production plant operations 

      Sutoyo, Handita Reksi Dwitantra; Angga, I Gusti Agung Gede; Schümann, Heiner; Berg, Carl Fredrik (Journal article; Peer reviewed, 2023)
      The exploitation of subsurface resources is an energy-intensive activity leading to substantial emissions. The main energy consumer for hydrocarbon production is gas compression and pumping. In this article, we investigate ...
    • Energy efficiency of respiration in mature and newborn reindeer 

      Solberg, Simon Birger Byremo; Kjelstrup, Signe; Magnanelli, Elisa; Kizilova, Nataliya; Barroso, Iratxe Lorea Casado; Acquarone, Mario; Folkow, Lars (Peer reviewed; Journal article, 2020)
      Reindeer (Rangifer tarandus) have evolved elaborate nasal turbinate structures that are perfused via a complex vascular network. These are subject to thermoregulatory control, shifting between heat conservation and ...
    • Energy efficiency of strategies to enable temperature zoning during winter in highly-insulated residential buildings equipped with balanced mechanical ventilation 

      Georges, Laurent; Selvnes, Eirik; Heide, Vegard; Mathisen, Hans Martin (Journal article; Peer reviewed, 2019)
      To reduce the space-heating needs, balanced mechanical ventilation equipped with a heat recovery is frequently implemented in highly-insulated residential buildings. This standard ventilation strategy tends to homogenize ...
    • Energy efficiency of underwater robots 

      Kelasidi, Eleni; Pettersen, Kristin Ytterstad; Gravdahl, Jan Tommy (Journal article, 2015)
      Increasing efficiency by improving locomotion methods is a key issue for underwater robots. In this paper, we investigate the power consumption of different underwater robotic systems and compare the energy efficiency of ...
    • Energy efficiency of underwater snake robot locomotion 

      Kelasidi, Eleni; Pettersen, Kristin Ytterstad; Gravdahl, Jan Tommy (Journal article; Peer reviewed, 2015)
      Energy efficiency is one of the main challenges for long-term autonomy of underwater robotic systems. In this paper, we present results regarding the power consumption of underwater snake robots. In particular, we investigate ...
    • Energy Efficiency: What Has Research Delivered in the Last 40 Years? 

      Saunders, Harry D.; Roy, Joyashree; Azevedo, Inês M.L.; Chakravarty, Debalina; Dasgupta, Shyamasree; De La Rue Du Can, Stephane; Druckman, Angela; Fouquet, Roger; Grubb, Michael; Lin, Boqiang; Lowe, Robert; Madlener, Reinhard; McCoy, Daire M.; Mundaca, Luis; Oreszczyn, Tadj; Sorrell, Steven; Stern, David; Tanaka, Kanako; Wei, Taoyuan (Journal article; Peer reviewed, 2021)
    • Energy efficient and climate friendly refrigeration systems onboard fishing vessels 

      Widell, Kristina Marianne Norne; Gabrielii, Cecilia H; Söylemez, Engin; Hazarika, Mihir Mouchum; Hafner, Armin; Khan, Muhammad Umar; Svendsen, Eirik Starheim; Nordtvedt, Tom Ståle; Tolstorebrov, Ignat; Pachai, Alexander C. (Chapter, 2023)
      Refrigeration systems onboard fishing vessels are necessary to keep the catch at a low temperature and to ensure long shelf life. Most refrigeration systems in the world fishing fleet still have R-22 as a working fluid, ...
    • Energy efficient design of membrane processes by use of entropy production minimization 

      Magnanelli, Elisa; Wilhelmsen, Øivind; Johannessen, Eivind; Kjelstrup, Signe (Journal article; Peer reviewed, 2018)
      To minimize entropy production means to reduce the lost work in a process, and to optimize the use of energy resources. Due to the need for re-compression, membrane units for separation of CO2 from natural gas require large ...
    • Energy efficient distillation 

      Skogestad, Sigurd; Halvorsen, Ivar Johan (Journal article; Peer reviewed, 2011)
      Distillation is responsible for a significant amount of the energy consumption of the world’s process industry and also in the natural gas processing. There is a significant energy saving potential that can be obtained by ...
    • An Energy Efficient Level Shifter Capable of Logic Conversion From Sub-15 mV to 1.2 V 

      Låte, Even; Ytterdal, Trond; Aunet, Snorre (Peer reviewed; Journal article, 2020)
      We propose architectural advances in low voltage, energy efficient, level shifters. A write assist circuit is introduced,to support up-conversion of deep subthreshold inputs. We also present an approach to reduce the leakage ...
    • Energy efficient multiejector CO2 cooling system for high ambient temperature 

      Singh, Simarpreet; Maiya, Prakash; Hafner, Armin; Banasiak, Krzysztof; Nekså, Petter (Peer reviewed; Journal article, 2020)
      Experimental evaluation of a multiejector CO2 cooling system of 33 kW cooling capacity is conducted for an Indian supermarket at high ambient temperature context. The test-rig is designed to depict the actual supermarket ...
    • Energy equality and energy sufficiency: new policy principles to accelerate the energy transition 

      Pellegrini-Masini, Giuseppe (Chapter, 2019)
      Energy equality (EE) is a novel concept, and its tentative definition was recently presented as follows: “Providing all individuals with equal opportunities of using energy services, energy technologies, and consuming ...