Results 11 to 20 of about 76,203 (257)

The Solar-Assisted Vertical Ground Source Heat Pump System in Cold Climates—A Case Study

open access: yesProceedings, 2020
In this paper, experimental studies were performed for a solar ground source heat pump system (SGSHPS) with a vertical ground heat exchanger (VGHE). The experiment was operated during the summer in 2018. The heat from the solar collector was monitored by
Piotr Rynkowski
doaj   +1 more source

Smart-Readiness Assessment of a Complex Residential Building in Ukraine

open access: yesSlovak Journal of Civil Engineering, 2022
Smart building concepts are a relevant topic for the Ukrainian building sector. Although the current policy is mostly dedicated to the improvement of the current energy-saving situation in the building stock, the concept discussed could provide valuable ...
Adegov Olexandr   +4 more
doaj   +1 more source

Strong temperature influence and indiscernible ventilation effect on dynamics of some semivolatile organic compounds in the indoor air of an office

open access: yesEnvironment International, 2022
Many manmade organic air pollutants are semivolatile and primarily used and exposed indoors. It remains unclear how indoor environmental parameters affect indoor air dynamics of semivolatile organic compounds (SVOCs) in real-world indoor conditions ...
Yatai Li   +7 more
doaj   +1 more source

An Overview of the Ship Ventilation Systems and Measures to Avoid the Spread of Diseases

open access: yesInventions, 2021
This article presents a review of the main aspects regarding the current rules of classification societies, standards, and practice regarding the design and construction of ventilation and air conditioning systems for different compartments in different ...
Victor Mihai, Liliana Rusu
doaj   +1 more source

A novel coupling control with decision-maker and PID controller for minimizing heating energy consumption and ensuring indoor environmental quality [PDF]

open access: yes, 2019
Due to climate change, global energy crisis, and high-quality life requirement for people, decreasing building energy consumption and enhancing indoor environment quality through control of heating, ventilation, and air conditioning systems tend to be ...
Daoliang Li   +10 more
core   +2 more sources

Energy aspects and ventilation of food retail buildings [PDF]

open access: yes, 2014
Worldwide the food system is responsible for 33% of greenhouse gas emissions. It is estimated that by 2050, the total food production should be 70% more than current food production levels.
Gowreesunker, BL   +2 more
core   +1 more source

Piezoelectric vibration energy harvesting from airflow in HVAC (Heating Ventilation and Air Conditioning) systems [PDF]

open access: yes, 2017
This study focuses on the design and wind tunnel testing of a high efficiency Energy Harvesting device, based on piezoelectric materials, with possible applications for the sustainability of smart buildings, structures and infrastructures.
Bontempi, Franco   +2 more
core   +1 more source

Analysis of the Use of Radiant Floor Heating as a Cooling System

open access: yesProceedings, 2019
The aim of this paper was to analyze the operational parameters of a radiant floor heating system working as a cooling system, in order to determine the value of possible heat flux and the floor surface temperature that can be obtain on the floor surface.
Anna Justyna Werner-Juszczuk
doaj   +1 more source

Influence of the Heating System on the Indoor Environmental Quality—Case Study

open access: yesBuildings, 2022
This aim of this paper is to explore the specific indoor environmental quality factors under different heating conditions in a meeting room of an administrate building located in Kosice.
Richard Nagy   +3 more
doaj   +1 more source

Smart sensor controller for HVAC system

open access: yesEnergy Reports, 2023
Nowadays, heat, ventilation and air conditioning system are an essential part in a building. In order to achieve energy saving, the heating, ventilation, and air conditioning (HVAC) system have to enhance the designs of their various types of integrated ...
Chia Chao Kang   +5 more
doaj   +1 more source

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