Results 1 to 10 of about 8,155 (215)

A 3D source localization method based on whale optimization algorithm: Experiments for locating a time-varying source in a dynamic indoor environment [PDF]

open access: yesE3S Web of Conferences, 2022
To solve the problem of pollutant source localization in an indoor environment with dynamic mechanical ventilation better, this paper designed and built a 3D source localization system composed of three 3D source localization robots whose sensors can ...
Liao Yu   +5 more
doaj   +1 more source

The feasibility of jet fan-assisted ventilation for temperature control of heating belts on a downward-facing sphere in a scientific facility [PDF]

open access: yesE3S Web of Conferences, 2022
To avoid the deformation of the large-scale scientific facility for neutrinos detection due to temperature changes, the heat generated during the top-down annealing of the inorganic glass panels needs to be released in time to maintain temperature ...
Li Yiqun   +5 more
doaj   +1 more source

Experimental study on multi-robot 3D source localization in indoor environments with weak airflow [PDF]

open access: yesE3S Web of Conferences, 2022
The purpose of this paper is to provide a new method for solving the problem of the 3D source localization in indoor environments with weak airflow by the experimental study on the multi-robot method. For this purpose, we developed a 3D MRO (mobile robot
Chen Axiang   +5 more
doaj   +1 more source

Edge HVAC Analytics [PDF]

open access: yesEnergies, 2021
Integrating data analytics, optimisation and dynamic control to support energy services has seen significant interest in recent years. Larger appliances used in an industry context are now provided with Internet of Things (IoT)-based interfaces that can be remotely monitored, with some also provided with actuation interfaces.
Ioan Petri   +3 more
openaire   +4 more sources

Research status and control measures of air pollutants in urban areas caused by traffic sources [PDF]

open access: yesE3S Web of Conferences, 2022
With both the social and the economic development, air pollution has become a matter of high concern to both the public and the government. Vehicle exhaust emissions on traffic roads are the main source of urban air pollution in urban area, which poses a
Zhai Xin-Lin   +3 more
doaj   +1 more source

Exergy analysis of large temperature difference series air conditioners in subway stations [PDF]

open access: yesE3S Web of Conferences, 2020
In view of the large difference in the heat and humidity ratio of each air-conditioning zone in the subway, the unified cooling and dehumidification method is adopted, which changes the traditional connection mode of air-conditioning terminal in parallel.
jian Kong Xiang, quan Bi Hai, Lei He
doaj   +1 more source

Review of energy saving technologies research in HVAC systems [PDF]

open access: yesE3S Web of Conferences, 2023
Energy consumption in the building industry occupies a significant portion of the world’s total energy consumption, and heating, ventilation and air conditioning (HVAC) systems are one of the largest energy consumers in buildings.
Pan Yonghao
doaj   +1 more source

Analysis of the Applicability of the Parabolic Trough Solar Thermal Power Plants in the Locations with a Temperate Climate

open access: yesEnergies, 2021
Currently, intensive work is underway in Poland to increase the share of renewable energy sources in the overall energy balance. Therefore, this paper presents the possibilities of using concentrated solar power in zones with a temperate climate.
Tomasz Janusz Teleszewski   +3 more
doaj   +1 more source

Study on the Coupling Effect of Heat Transfer and Refrigerant Distribution in the Flat Tube of a Microchannel Evaporator

open access: yesEnergies, 2022
Refrigerant maldistribution severely deteriorates the heat transfer performance of a microchannel evaporator. Compared with the refrigerant distribution among flat tubes along the header, refrigerant distribution among microchannels in the flat tube in ...
Wenju Hu, Xin Zhang
doaj   +1 more source

Analysis of the Advisability of Using Solar Collectors in a Single-Family House in Poland and Spain

open access: yesProceedings, 2020
In this paper we show the advisability of usage of solar collectors for domestic hot water (DHW) preparation in buildings located in two countries: Poland and Spain. The analysis was conducted for a single-family house with horizontal roof.
Bernadetta Wądołowska   +1 more
doaj   +1 more source

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