Results 11 to 20 of about 7,242 (195)

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

Effects of variable-temperature heat reservoirs on performance of irreversible Carnot refrigerator with heat recovery

open access: yesScientific Reports, 2023
The outlet temperature of the heat recovery reservoir is an important parameter in the design of refrigeration with heat recovery systems. In this paper the second law of thermodynamics has been applied to an irreversible Carnot refrigerator with heat ...
Zhe Zhang   +4 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

Heat Exchangers for Waste-Heat Recovery [PDF]

open access: yesEnergy & Environment, 1993
A survey is made of the equipment used for heat recovery and utilization. Types and merits of commonly employed heat exchangers are presented, and criteria for selecting heat exchangers are summarized. Applications for waste heat recovery are emphasized.
O.M. Al-Rabghi   +3 more
openaire   +2 more sources

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

Coral bleaching resistance variation is linked to differential mortality and skeletal growth during recovery

open access: yesEvolutionary Applications, 2023
The prevalence of global coral bleaching has focused much attention on the possibility of interventions to increase heat resistance. However, if high heat resistance is linked to fitness tradeoffs that may disadvantage corals in other areas, then a more ...
Nia S. Walker   +3 more
doaj   +1 more source

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

Parametric study on effect of pinch and approach points on heat recovery steam generator performance at a district cooling system

open access: yesJournal of Mechanical Engineering and Sciences, 2017
Heat recovery steam generators are important equipment in district cooling plants. The capability of heat recovery steam generators in generating steam influences the steam absorption chiller’s performance.
Adzuieen Nordin, Mohd Amin Abd Majid
doaj   +1 more source

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