Results 11 to 20 of about 284,728 (216)

Analysis of energy-saving effect of fresh air heat recovery system for residential buildings in severe cold area [PDF]

open access: yesE3S Web of Conferences, 2022
In recent years, the tightness of residential buildings has been continuously enhanced, causing the problem of indoor air quality degradation. Therefore, it is necessary to introduce fresh air that meets the air quality requirements from the outside, and
Hao Yuxiang   +3 more
doaj   +1 more source

Measurement and Verification of Integrated Ground Source Heat Pumps on a Shared Ground Loop

open access: yesEnergies, 2020
We propose an integrated geothermal system that consists of air-conditioning and hot water service ground source heat pumps, both of which share a ground water loop.
Jeong Soo Shin   +2 more
doaj   +1 more source

Dynamic simulation model of trans-critical carbon dioxide heat pump application for boosting low temperature distribution networks in dwellings [PDF]

open access: yes, 2019
This research investigates the role of new hybrid energy system applications for developing a new plant refurbishment strategy to deploy small scale smart energy systems.
De Santoli, Livio   +4 more
core   +1 more source

L-Sol – heating system with PVT-collectors as single heat source for a brine-water heat pump [PDF]

open access: yes, 2019
The building sector has a huge potential for reducing greenhouse gas emission without the need of a higher sufficiency. The key is to build and retrofit buildings with good envelopes as well as choosing efficient heating systems.
Hunziker, Manuel   +4 more
core   +1 more source

The performance of an ASHP system using waste air to recover heat energy in a subway system [PDF]

open access: yes, 2019
In this short communication, we demonstrate that the performance of a typical air source heat pump (ASHP), exploiting a relatively stable air temperature within a subway environment, is high, even during the peak heating months.
Aaen, Bjorn   +3 more
core   +1 more source

EnergyPlus Air Source Integrated Heat Pump Model [PDF]

open access: yes, 2016
This report summarizes the development of the EnergyPlus air-source integrated heat pump model. It introduces its physics, sub-models, working modes, and control logic. In addition, inputs and outputs of the new model are described, and input data file (IDF) examples are given.
Bo Shen, Mark B. Adams, Joshua Ryan New
openaire   +1 more source

Parametric modelling of domestic air-source heat pumps [PDF]

open access: yesEnergy and Buildings, 2017
A new domestic air-source heat pump model is proposed which can be parameterised either from field data, experimental data or manufacturers’ standard rating data. The model differs from the much more prevalent system-side regression models for these types of heat pumps in that it operates on refrigerant-side variables.
Underwood CP, Royapoor M, Sturm B
openaire   +2 more sources

Ground-Source Heat Pumps with Horizontal Heat Exchangers for Space Cooling in the Hot Tropical Climate of Thailand

open access: yesEnergies, 2019
The cooling of spaces in tropical regions, such as Southeast Asia, consumes a lot of energy. Additionally, rapid population and economic growth are resulting in an increasing demand for space cooling.
Arif Widiatmojo   +6 more
doaj   +1 more source

Innovative Process Integrating Air Source Heat Pumps and Direct Air Capture Processes

open access: yesIndustrial & Engineering Chemistry Research, 2022
Most integrated assessment models indicate a need for technological carbon dioxide removal from the atmosphere to achieve climate mitigation targets. Currently, direct air capture (DAC) appears to be one the “backstop” technologies suitable to provide this service.
Grazia Leonzio, Nilay Shah
openaire   +4 more sources

Assessing heat pumps as flexible load [PDF]

open access: yes, 2013
In a future power system featuring significant renewable generation, the ability to manipulate domestic demand through the flexible operation of heat-led technologies such as heat pumps and micro-combined heat and power could be a critical factor in ...
Boardman B   +8 more
core   +1 more source

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