Results 61 to 70 of about 910,513 (210)

Absorption Chiller Efficiency Increasing at Waste Heat Recovery of Co-generation Plants using a Vapor Compression Chiller as a Backup Cold Source [PDF]

open access: yesProblems of the Regional Energetics
Cooling efficiency in a trigeneration cycles is one of the most frequently problems. A single-stage hot water absorption chiller is a universal solution for the gas engine waste heat utilization.
Kornilev A.N.   +2 more
doaj   +1 more source

3D Anodic Alumina Nanoarchitectures: A Decade of Progress from Foundational Science to Functional Metamaterials

open access: yesAdvanced Materials, Volume 38, Issue 51, 11 September 2026.
Ordered three‐dimensional anodic aluminum oxide (3D‐AAO) nanoarchitectures with longitudinal and transverse pores enable architecture‐driven metamaterials. The review maps fabrication advances, including hybrid pulse anodization, and shows how 3D‐AAO templates tailor properties across magnetism, energy, catalysis, and sensing.
Marisol Martín‐González
wiley   +1 more source

Optimized Design of Hot Water Storage in Solar Thermal Cooling Facilities [PDF]

open access: yes, 2008
Solar thermal installations can provide a significant contribution to the energy needs of cooling demand of single family buildings. Unfortunately oversizing facility elements is not uncommon. Most of the design flaws concern collector field or auxiliary
Rodríguez, María del Carmen   +4 more
core   +1 more source

Energetic Analysis using theoretical modeling and the characteristic equation method in a small absorption chiller with LiBr/H2O

open access: yesActa Scientiarum: Technology, 2018
This paper sets out to examine a small absorption chiller that uses the pair LiBr/ H2O with a 4.5 kW nominal capacity, using theoretical modeling and the characteristic equation method.
Alvaro Antonio Ochoa Villa   +2 more
doaj   +1 more source

Modeling, Design and Construction of a Micro-scale Absorption Chiller

open access: yesEnergy Procedia, 2015
AbstractIn last decades, much effort has been made to drive cooling cycles exploiting renewable energy sources. The use of solar energy is one of the most attractive solutions especially for air conditioning, as availability of solar radiation and cooling loads are approximately in phase.Solar cooling based on water-lithium bromide absorption chillers ...
FRANCHINI, Giuseppe   +3 more
openaire   +1 more source

Coaxial Melt Electrowriting

open access: yesAdvanced Materials Technologies, Volume 11, Issue 18, 18 September 2026.
Coaxial melt electrowriting is established to produce dual‐property microfibers with diameters spanning 1.6–29.2 µm. Stable coaxial laminar flow is preserved under electrohydrodynamic thinning, enabling controlled binary and gradient material switching within individual continuous fibers.
Patrick C. Hall   +11 more
wiley   +1 more source

COOLING SCAVENGE AIR OF MAIN MARINE ENGINE BY ABSORPTION LITHIUM BROMIDE CHILLER IN EQUATORIAL LATITUDES

open access: yesАвіаційно-космічна техніка та технологія, 2020
The efficiency of cooling the scavenge air of the main low-speed engine of the transport vessel during operation in the equatorial tropical latitudes is analyzed.
Андрій Миколайович Радченко   +4 more
doaj   +1 more source

Techno‐Economic Analysis and Multi‐Objective Optimization of a Novel Combined Cooling and Power System Driven by Geothermal Source and Waste Heat From Data Center

open access: yesEnergy Science &Engineering, Volume 14, Issue 9, Page 4300-4315, September 2026.
A novel combined cooling and power generation system is proposed by integrating organic Rankine cycle (ORC) with an absorption heat transformer, which is driven by combining geothermal energy and data center's waste heat. The system using R601a yielded the best overall performance, achieving an exergy efficiency of 40.34% and an annual cost of 130.29 k$
Zerui Chen   +4 more
wiley   +1 more source

CHOOSING THE HEAT LOAD OF AIR-COOLING APPARATUS UNITS AT THE INLET OF THE GTU IN DIFFERENT CLIMATIC CONDITIONS

open access: yesАвіаційно-космічна техніка та технологія, 2018
It is proposed the definition of the installed (rational) refrigeration capacity of a waste heat-recovery absorption-ejector chiller that utilizes the heat of the exhaust gases of a gas turbine unite to cool the air at the inlet.
Богдан Сергійович Портной
doaj   +1 more source

A residential absorption chiller for high ambient temperatures

open access: yesInternational Journal of Refrigeration, 2020
Abstract A standalone, compact, thermally driven ammonia-water absorption chiller designed to deliver a cooling capacity of 10.5 kW at ambient temperatures greater than 40 °C is presented. Heat and mass exchangers with novel microscale features and geometries are employed to minimize the physical size of the system.
Girish Kini   +3 more
openaire   +2 more sources

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