Results 21 to 30 of about 203,738,243 (304)

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 method of turbulent transformation of energy

open access: yesEngineering Reports, 2023
Currently, new methods of energy transformation are of interest. The results of the researches in the directions of anisotropic transformation of electric energy show that the existing devices are characterized by a small coefficient of transformation ...
Anatoly Ashcheulov   +2 more
doaj   +1 more source

Analysis of air-to-water heat pump in cold climate: comparison between experiment and simulation / Šilumos siurblio „oras – vanduo“, veikiančio šaltame klimate, eksperimentinių ir modeliavimo rezultatų palyginamoji analizė

open access: yesMokslas: Lietuvos Ateitis, 2015
Heat pump systems are promising technologies for current and future buildings and this research presents the performance of air source heat pump (ASHP) system. The system was monitored, analysed and simulated using TRNSYS software.
Karolis Januševičius   +1 more
doaj   +1 more source

Effect of nanoparticles on the flow boiling heat transfer characteristics of refrigerant and performance of refrigeration systems: An experimental investigation

open access: yesInternational Journal of Thermofluids
The aim of the present work is to exploit the potential of nanoparticles in improving the heat transfer characteristics of refrigerant and to investigate the effect of nanorefrigerant in the overall performance of a vapour compression refrigeration ...
Sanukrishna S S   +2 more
doaj   +1 more source

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

Thermal Performance Evaluation of the Variation of Condenser Dimensions for Foodstuffs Transportation Cooling Systems

open access: yesLogic, 2021
The process of sending food using transportation requires a refrigeration system to keep the product fresh.  Unsuitable temperatures will cause the transported products to often experience damage so that they are rejected in the mark.
I Gede Bawa Susana, I Gede Santosa
doaj   +1 more source

A Critical Review of Performance Enhancement Methods for Automotive Air-Conditioning Compressors Using Nano-Enhanced Lubricants

open access: yesMachines
The compressor in automotive air-conditioning systems consumes a significant fraction of the vehicle’s energy, thereby reducing driving range. Consequently, developing more efficient compressor operation is essential for improving overall thermal ...
Rajendran Prabakaran
doaj   +1 more source

Exercise Capacity, Physical Activity, Fatigue, and Neurocognitive Function in Adult Survivors of Childhood Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Adult survivors of childhood acute lymphoblastic leukemia (ALL) are at risk of reduced exercise capacity, decreased physical activity levels, persistent fatigue, and neurocognitive deficits. The aim was to investigate exercise capacity and physical activity levels of adult survivors of childhood ALL and their associations with ...
Laura Jess   +5 more
wiley   +1 more source

Uncovering Inequities: The Role of Social Determinants of Health in Hospitalized Adolescents and Young Adults With Heavy Menstrual Bleeding

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Heavy menstrual bleeding (HMB) is a common condition among adolescents and young adults (AYAs) and is the leading cause of iron deficiency anemia (IDA) in this population. Growing evidence suggests that social determinants of health (SDOH) influence menstrual bleeding patterns, access to care, and treatment. However, no studies have
Maria Carter‐Febres   +6 more
wiley   +1 more source

Performance of Alternative Refrigerant R431A on Air- Conditioning System under Real Transient Conditions [PDF]

open access: yesEngineering and Technology Journal, 2013
This paper presents the performances of new ozone-friendly refrigerant (R431a) in air-conditioning system were investigated experimentally and compared with R22 under transient conditions.R431a has no ozone depletion potential and very low greenhouse ...
Haider ali hussen
doaj   +1 more source

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