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Heat transfer and energy consumption of passive house in a severely cold area: Simulation analyses

  • Fang Wang
  • , Wen Jia Yang
  • , Wei Feng Sun*
  • *Corresponding author for this work
  • Harbin University of Science and Technology

Research output: Contribution to journalArticlepeer-review

Abstract

In order to improve the heat transfer in enclosure structure of passive houses in cold area with complex climatic conditions, a three-dimensional model is established to investigate the time-by-case changes of outdoor temperature and solar irradiation based on the principle of integral change and the method of response coefficient and harmonious wave reaction. The variations of hourly cooling and heating loads with outdoor temperature and solar irradiation are analyzed. As simulated by cloud computing technology, the passive building energy consumption meets the requirements of passive building specifications. In the present research, super-thermal insulation external wall, enclosure structure of energy-conserving doors and windows, and high efficiency heat recovery system are employed to achieve a constant temperature without active mechanical heating and cooling, which suggests a strategic routine to remarkably decrease the total energy consumption and annual operation cost of passive building.

Original languageEnglish
Article number626
JournalEnergies
Volume13
Issue number3
DOIs
StatePublished - 2020
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Enclosure structure
  • Energy consumption
  • Heat transfer coefficient
  • Passive house

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