Results 51 to 60 of about 338,505 (201)

Comfort and Economic Viability of Personal Ceiling Fans Assisted by Night Ventilation in a Renovated Office Building

open access: yesBuildings, 2023
An expected increase in the use of air conditioning by 2050 will significantly increase electricity demand and come at a cost to the environment. Implementing passive cooling strategies and focusing on personal environmental control systems (PECSs) could
Mattis Knudsen   +4 more
doaj   +1 more source

Study on the thermal dissipation performance of GPU cooling system with nanofluid as coolant

open access: yesCase Studies in Thermal Engineering, 2021
The graphic processing unit is the active component that is an important heat source in electronic devices. The GPU cooling system's thermal dissipation performance with de-ionized water and nanofluid as coolants are presented. In the experiment, the GPU
A. Siricharoenpanich   +2 more
doaj   +1 more source

Numerical investigation of sustainable thermal energy storage (TES) system for personal helmet cooling

open access: yesInternational Journal of Thermofluids, 2023
The present work investigates the potential of PCM in a compact and portable TES, known as a PCM packet, to design a helmet for supplying cool air around the head and face.
Dora Nagaraju   +4 more
doaj   +1 more source

Potential atmospheric impact of the Toba Mega‐Eruption ∼71,000 years ago [PDF]

open access: yes, 1996
An ∼6‐year long period of volcanic sulfate recorded in the GISP2 ice core about 71,100 ± 5000 years ago may provide detailed information on the atmospheric and climatic impact of the Toba mega‐eruption. Deposition of these aerosols occur at the beginning
Mayewski, Paul A.   +5 more
core   +3 more sources

Assessment of construction cost reduction of nearly zero energy dwellings in a life cycle perspective [PDF]

open access: yes, 2019
Concerning Nearly Zero Energy Buildings, it is important to guarantee energy efficiency, thermal comfort and indoor environmental quality, while keeping construction and operational costs low.
Mattoni, B., Zinz, i. M.
core   +1 more source

Advanced Cooling Textiles: Mechanisms, Applications, and Perspectives

open access: yesAdvanced Science
High‐temperature environments pose significant risks to human health and safety. The body's natural ability to regulate temperature becomes overwhelmed under extreme heat, leading to heat stroke, dehydration, and even death. Therefore, the development of
Xueping Zhang   +7 more
doaj   +1 more source

The Refund Booth: Using the Principle of Symmetric Information to Improve Campaign Finance Regulation [PDF]

open access: yes, 2006
On March 22, 2006, Professor of Law, Ian Ayres of Yale Law School, delivered the Georgetown Law Center’s twenty-sixth Annual Philip A. Hart Memorial Lecture: The Refund Booth: Using the Principle of Symmetric Information to Improve Campaign Finance ...
Ackerman, Bruce, Ayres, Ian
core   +1 more source

Using Personal Environmental Comfort Systems to Mitigate the Impact of Occupancy Prediction Errors on HVAC Performance

open access: yes, 2018
Heating, Ventilation and Air Conditioning (HVAC) consumes a significant fraction of energy in commercial buildings. Hence, the use of optimization techniques to reduce HVAC energy consumption has been widely studied. Model predictive control (MPC) is one
Jain, Milan   +3 more
core   +1 more source

Min-Max Predictive Control of a Pilot Plant using a QP Approach [PDF]

open access: yes, 2008
47th IEEE Conference on Decision and Control 9-11 Dec. 2008The practical implementation of min-max MPC (MMMPC) controllers is limited by the computational burden required to compute the control law.
Alamo, Teodoro   +4 more
core   +1 more source

Chandra Observations of the Dwarf Nova WX Hyi in Quiescence

open access: yes, 2003
We report Chandra observations of the dwarf nova WX Hyi in quiescence. The X-ray spectrum displays strong and narrow emission lines of N, O, Mg, Ne, Si, S and Fe.
Done C.   +17 more
core   +2 more sources

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