Results 31 to 40 of about 16,031 (230)

Compact device for mass transfer between liquid films and vapour or gas [PDF]

open access: yes, 2008
University Carlos III of Madrid (Spain) offers a method and device for mass transfer between liquid and vapour or gas. Applications to absorbers and desorbers in absorption chiller technology, evaporators, condensers and chemical reactors.
Acosta Iborra, Antonio
core   +1 more source

New absorption chiller and control strategy for the solar assisted cooling system at the german federal enviroment agency [PDF]

open access: yes, 2013
Part of: Thermally driven heat pumps for heating and cooling. – Ed.: Annett Kühn – Berlin: Universitätsverlag der TU Berlin, 2013 ISBN 978-3-7983-2686-6 (print) ISBN 978-3-7983-2596-8 (online) urn:nbn:de:kobv:83-opus4-39458 [http://nbn ...
Albers, Jan
core   +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

Off grid diesel engine-based trigeneration systems with thermal storage and compression chiller for enhanced performance

open access: yesInternational Journal of Sustainable Energy, 2017
The paper proposes a diesel engine-based trigeneration system using a thermal storage for applications with simultaneous heating, cooling and power demand and where grid electricity is not available. A thermodynamic analysis is presented for the proposed
Mahesh Shelar, G.N. Kulkarni
doaj   +1 more source

A Comprehensive Review of Waste‐Derived Materials for Solar Still Performance Enhancement

open access: yesAdvanced Materials Interfaces, EarlyView.
Solar desalination reduces energy use and produces freshwater sustainably, but its productivity is limited and cannot meet rising demand. Thus, solar desalination system improvements are sought to boost water productivity. Waste materials are abundantly available and burden the environment, making them low‐cost enhancers for solar desalination systems.
A. S. Abdullah   +6 more
wiley   +1 more source

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
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
Lecuona Neumann, Antonio   +4 more
core  

Intelligent Control Framework of District Heating Systems Considering Waste Heat Utilization in Data Centers

open access: yesEnergy Science &Engineering, EarlyView.
A deep reinforcement learning–based control architecture is proposed to coordinate heat pumps, thermal storage, renewable energy, and demand response in data center waste heat recovery systems. The agent learns optimal control actions from system states and reward feedback to achieve electrical–thermal co‐optimization under realistic operational ...
Rendong Shen   +5 more
wiley   +1 more source

Study on Relative COP Changes with Increasing Heat Input Temperatures of Double Effect Steam Absorption Chillers

open access: yesMATEC Web of Conferences, 2016
Absorption chillers at cogeneration plants generate chilled water using steam supplied by heat recovery steam generators. The chillers are mainly of double effect type.
Abd Majid Mohd Amin, Nordin Adzuieen
doaj   +1 more source

Gas turbine performance enhancement via utilizing different integrated turbine inlet cooling techniques

open access: yesAlexandria Engineering Journal, 2016
Regions that experience ambient temperatures rising during hot seasons have significant losses and impacts on both output power and efficiency of the gas turbine.
Alaa A. El-Shazly   +3 more
doaj   +1 more source

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