Results 11 to 20 of about 950,984 (308)

Impact of Intake and Exhaust Ducts on the Recovery Efficiency of Heat Recovery Ventilation Systems

open access: yesEnergies, 2021
The heat recovery efficiency of ventilation systems utilizing heat recovery ventilators (HRVs) depends not only on the heat recovery efficiency of the HRV units themselves but also on the intake and exhaust ducts that connect the HRV units to the outside
Tom Marsik   +4 more
doaj   +1 more source

Exergy Analysis of Advanced Adsorption Cooling Cycles

open access: yesEntropy, 2020
This study conducted an exergy analysis of advanced adsorption cooling cycles. The possible exergy losses were divided into internal losses and external losses, and the exergy losses of each process in three advanced cycles: a mass recovery cycle, heat ...
Ngoc Vi Cao   +5 more
doaj   +1 more source

Evaluation of the Energy Efficiency Improvement Potential through Back-End Heat Recovery in the Kraft Recovery Boiler

open access: yesEnergies, 2021
Sustainability and energy efficiency have become important factors for many industrial processes, including chemical pulping. Recently complex back-end heat recovery solutions have been applied to biomass-fired boilers, lowering stack temperatures and ...
Jussi Saari   +5 more
doaj   +1 more source

Case studies of four installed wastewater heat recovery systems in Sweden

open access: yesCase Studies in Thermal Engineering, 2021
The energy demand for tap water heating is significant in the developed world and significant to buildings energy performance. However, little attention is given to this untapped potential of heat recovery from wastewater.
Jorgen Wallin
doaj   +1 more source

Study on the influence law of well location and water injection displacement on heat extraction performance of EGS

open access: yesEnergy Science & Engineering, 2023
The enhanced geothermal system (EGS) is the key to improving the heat production efficiency of hot dry rock (HDR). Due to the existence of EGS, the reservoir produces significant heterogeneity, so the optimal design of well location and injection rate ...
Kai Zhao   +4 more
doaj   +1 more source

Effect of operation parameters on waste heat recovery on the coke surface of periodic graphitization furnaces

open access: yesCase Studies in Thermal Engineering, 2022
It inevitably dissipates a great amount of waste heat during the graphitization process and the safety operation is remarkably crucial due to the high temperature of the graphitization furnace.
Yuncheng Lan   +4 more
doaj   +1 more source

Integrating heat recovery from milk powder spray dryer exhausts in the dairy industry [PDF]

open access: yes, 2011
Heat recovery from milk powder spray dryer exhausts has proven challenging due to both economic and thermodynamic constraints. Integrating the dryer with the rest of the process (e.g.
Atkins, Martin John   +2 more
core   +2 more sources

Research progress of low-temperature heat recovery technology in sulfuric acid production [PDF]

open access: yesE3S Web of Conferences, 2020
Low-temperature waste heat refers to the sum of the heat degraded and transferred to the dry absorption process after the high- and medium-temperature heat is recovered in the conversion process in the conventional sulfuric acid production plant, as well
Zong Jianfang   +3 more
doaj   +1 more source

Modelling an air handling unit, building and occupant variation regarding energy, moisture and frost protection based on measurements of an air handling unit and occupants’ moisture supply

open access: yesSN Applied Sciences, 2023
Article Highlights A proper real time measurement whether ice is forming is crucial in the control of a heat recovery ventilation system to save energy The right type of heat recovery in a ventilation system will save energy in frosting conditions Heat ...
Dennis Johansson   +3 more
doaj   +1 more source

Area targeting and storage temperature selection for heat recovery loops [PDF]

open access: yes, 2012
Inter-plant heat integration across a large site can be achieved using a Heat Recovery Loop (HRL). In this paper the relationship between HRL storage temperatures, heating and cooling utility savings (heat recovery) and total HRL exchanger area is ...
Atkins, Martin John   +3 more
core   +2 more sources

Home - About - Disclaimer - Privacy