Results 21 to 30 of about 1,252 (160)

Mathematical Model of Air Dryer Heat Pump Exchangers

open access: yesEnergies, 2022
This paper presents a mathematical model of heat pump exchangers and their thermal interaction with a fan for an air dryer. The calculation algorithm developed for the finned heat exchangers is based on the ε-NTU method, allowing the determination of air
Tomasz Mołczan, Piotr Cyklis
doaj   +1 more source

Modeling and PSO optimization of Humidifier-Dehumidifier desalination

open access: yesInternational Journal of Renewable Energy Development, 2018
The aim of this study is modeling a solar-air heater humidification-dehumidification unit with applying particle swarm optimization to find out  the maximum gained output ratio with respect to the mass flow rate of water and air entering humidifier, mass
Mohammad Ali Afshar   +4 more
doaj   +1 more source

Internal insulation retrofit with ventilated wall and circulation of dry air – focus on airflow distribution and mitigation of noise [PDF]

open access: yesE3S Web of Conferences, 2019
External façade retrofit changes the look, feel and aesthetics of the building and internal façade retrofit changes the heat and moisture conditions of the existing façade.
Hviid Christian A.   +2 more
doaj   +1 more source

Experimental investigation of a crawl space located in a sub-arctic climate

open access: yesResults in Engineering, 2020
A common type of foundation for family houses in Northern countries is crawl spaces, where mould and moisture are a common problem for a large share of these.
Mikael Risberg, Lars Westerlund
doaj   +1 more source

Experimental investigations on indirect contact type liquid desiccant cooling systems for high latent heat load application

open access: yesCase Studies in Thermal Engineering, 2022
Heat driven sorption technologies are promising alternatives to traditional vapour compression based systems for comfort cooling. High latent heat load applications and improved indoor air quality are best accommodated by the various sorption ...
Kamal Kumar Ghosh   +7 more
doaj   +1 more source

Bagasse-Based Desiccant Wheel Dehumidifier [PDF]

open access: yesR&D Journal, 2019
Green desiccants are obtained from natural waste products like bagasse. They are fully biodegradable and cause no harm to the environment compared to chemical desiccants. A bagasse-based desiccant wheel dehumidifier that uses a green desiccant like sugarcane bagasse to remove humidity from air has been implemented and tested.
Ramchurreetoo, H., Rajkumarsingh, B.
openaire   +2 more sources

Dehumidifying water heater [PDF]

open access: yes, 1992
Drawings and specifications are included for the system to heat water for the swimming pool and dehumidify the building of the Glen Cove YMCA. An overview is presented of the Nautica product used in this system. (MHR)
openaire   +2 more sources

Economic and environmental implications of the development of UASB reactors in Mexico for sustainable industrial wastewater treatment

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The objective of this work is to demonstrate that the inclusion of an up‐flow anaerobic sludge bed (UASB reactor) within an industrial wastewater treatment plant reduces the plant's investment and operating costs compared to a system based solely on conventional complete‐mix activated sludge (CMAS), operating under the same design principles ...
Juan Manuel Morgan‐Sagastume   +1 more
wiley   +1 more source

Experimental Research and Optimization of Parallel Condensers Dehumidifier with Temperature Control

open access: yesZhileng xuebao, 2012
The shutdown reason of parallel condensers dehumidifier was analyzed. It is shown that the unbalance of the pressure in the two condensers is the main reason for shutdown, which leads to the accumulation of refrigerant and fluctuations of pressure.The ...
Han Xu, Li Yong, Mao Jinfeng
doaj   +2 more sources

Influence of coordinated operation of distributed and centralized thermoelectric dehumidifiers on the environment of prefabricated chambers

open access: yesCase Studies in Thermal Engineering, 2023
With the development of new power systems, the construction concept imposes new requirements on the internal environment of the equipment in terms of moisture protection. The study addresses the requirements of dehumidification and temperature control in
Tao Lin   +5 more
doaj   +1 more source

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