Results 11 to 20 of about 2,713,229 (200)

Predicting Automotive Air Conditioning System performance through Deep learning [PDF]

open access: yesFME Transactions
Automotive Air Conditioning System (AACS) involves phase change of the refrigerant, to provide a comfortable environment in the vehicle cabin. The phase change is governed by many complex equations.
Gavali Pradipkumar M., Yadav S.D.
doaj   +1 more source

The State of the Art on the Flow Characteristic of an Encapsulated Phase-Change Material Slurry

open access: yesEnergies, 2023
The paper chronologically describes the results of research on the flow of micro-encapsulated PCM (mPCM) and nano-encapsulated PCM (nPCM) slurry in heat-transfer systems.
Krzysztof Dutkowski, Marcin Kruzel
doaj   +1 more source

Machine-Learning-Based Coefficient of Performance Prediction Model for Heat Pump Systems

open access: yesApplied Sciences, 2021
In a heat pump system, performance is an important indicator that should be monitored for system optimization, fault diagnosis, and operational efficiency improvement.
Ji-Hyun Shin, Young-Hum Cho
doaj   +1 more source

Heating Performance of Solar Heat Pump Heating System With Aluminum Tube Collector

open access: yesIEEE Access, 2021
A solar heat pump heating system with an aluminum tubular collector is proposed in this paper. Mathematical models are established for solar energy absorption and air energy absorption of the aluminum tubular collector, as well as the heat-absorption ...
Wu Zhenkui   +6 more
doaj   +1 more source

Multi-attribute decision making parametric optimization in two-stage hot cascade vortex tube through grey relational analysis

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2020
By setting two vortex tubes in hot cascade type Vortex tube manner, can achieve two cooling points for spot cooling applications with the single input. These cooling points play a vital role to cool tools in machining operations. The present work aims to
Madhu Kumar Racharla   +2 more
doaj   +1 more source

A rigorous approach to the robust design of continuous-time ΣΔ modulators [PDF]

open access: yes, 2011
In this paper we present a framework for robust design of continuous-time Sigma Delta modulators. The approach allows to find a modulator which maintains its performance ( stability, guaranteed peak SNR, ...) over all the foreseen parasitic effects ...
De Vuyst, Bart   +2 more
core   +2 more sources

Quantum Otto refrigerators in finite-time cycle period

open access: yesNew Journal of Physics, 2021
Finite-time cycle period for a quantum Otto machine implies that either an adiabatic stroke or an isochoric process proceeds in finite time duration. The quantum Otto refrigerators under consideration consist of two adiabatic strokes, where the system ...
Guangqian Jiao   +4 more
doaj   +1 more source

Reply to Comment on ‘Coefficient of performance of Stirling refrigerators’ [PDF]

open access: yesEuropean Journal of Physics, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Optimized coefficient of performance of power law dissipative Carnot like refrigerator [PDF]

open access: yesPhysica A: Statistical Mechanics and its Applications, 2022
accepted in Physica ...
K. Nilavarasi, M. Ponmurugan
openaire   +3 more sources

Theoretical assessment of the effectiveness of application single-stage long-stroke piston compressors in refrigeration and hydrocarbon gas liquefaction systems [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение"
The analysis of the main modern technologies for obtaining low temperatures and liquefying hydrocarbons using compressor equipment is presented and the most significant results of research in the field of low-flow compressors based on low-speed, long ...
V. L. Yusha
doaj   +1 more source

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