Results 21 to 30 of about 6,115 (200)

Simulation Model for Dynamic Operation of Double-Effect Absorption Chillers

open access: yesMATEC Web of Conferences, 2014
The development in the field of refrigeration and air conditioning systems driven by absorption cycles acquired a considerable importance recently. For commercial absorption chillers, an essential challenge for creating chiller model certainly is the ...
Ahmed Mojahid Sid Ahmed Mohammed Salih   +1 more
doaj   +1 more source

COFs on MOFs: Layer‐by‐Layer Synthesis of MOF@COF Nanoparticles with Synergistic Adsorption

open access: yesAdvanced Materials, EarlyView.
A layer‐by‐layer strategy enables the growth of crystalline covalent organic framework (COF) shells on metal–organic framework nanoparticles, creating core–shell structures with tunable porosity. Ordered interstitial mesopores are formed during shell growth, which are connected with the COF's intrinsic micropores, thereby enhancing water sorption. This
Ana Guillem‐Navajas   +11 more
wiley   +1 more source

Structure and performance study of LiBr absorption chiller based on whole-plate-fin heat-exchanger

open access: yesZhileng xuebao, 2003
In order to decrease the unit metal cost,reduce volume,improve the heat and mass transfer performance of chiller,a whole-plate-fin compact LiBr absorption chiller has been built up,which adopts patent technology of our lab.This paper introduces the ...
程卓明   +3 more
doaj   +2 more sources

Increasing the Performance of an Adsorption Chiller Operating in the Water Desalination Mode

open access: yesEnergies, 2021
The intensive development of the world economy and the expected population growth mean that demand for cooling and water will continue to rise. The use of conventional technologies to meet this demand is associated with an enormous expenditure of ...
Karol Sztekler, Łukasz Mika
doaj   +1 more source

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

open access: yesAdvanced Materials, EarlyView.
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

Analyzing the efficiency of moderate and deep cooling of air at the inlet of gas turbine in various climatic conditions

open access: yesHolodilʹnaâ Tehnika i Tehnologiâ, 2019
The efficiency of deep cooling air at the inlet of gas turbine unite to the temperature of 10 °С by waste heat recovery combined absorption-ejector chiller was analyzed in climatic conditions at Kharkov site, Ukraine, and Beijing site, China, and ...
A. M. Radchenko   +2 more
doaj   +1 more source

Optimisation of Operation of Adsorption Chiller with Desalination Function

open access: yesEnergies, 2021
The demand for electricity is growing rapidly along with economic development and increasing population. At present, its production is mainly based on non-renewable sources, which has negative impacts on the environment and contributes to global warming.
Karol Sztekler
doaj   +1 more source

Rewriting Polymer Fate via Chemomechanical Coupling

open access: yesAdvanced Materials, EarlyView.
This work introduces a life‐like “living” polymer platform that can grow, degrow, and reprogram its properties after fabrication. By integrating mass transport, reversible polymerization, and controlled catalysis, the material achieves on‐demand changes in size, shape, and mechanical properties.
Jiahe Huang   +9 more
wiley   +1 more source

Ultrafast Photocatalytic Wettability Switching in Substrate‐Interface Tailored Titanium Dioxide Thin Films

open access: yesAdvanced Materials Interfaces, EarlyView.
This study demonstrates ultrafast photocatalytic wettability switching in TiO2 thin films by tailoring substrate doping and interface oxides. Enhanced switching rates and hemiwicking effects are achieved through optimized material stacks and nanostructuring.
Rucha A. Deshpande   +6 more
wiley   +1 more source

Ammonia/Ethanol Mixture for Adsorption Refrigeration

open access: yesEnergies, 2020
Adsorption refrigeration has become an attractive technology due to the capability to exploit low-grade thermal energy for cooling power generation and the use of environmentally friendly refrigerants.
Mauro Luberti   +2 more
doaj   +1 more source

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