نتایج جستجو برای: thermal parameters

تعداد نتایج: 778357  

Journal: :Springer proceedings in energy 2021

Abstract Using thermal energy storage alongside renewables is a way of diminishing the lack that exists when renewable energies are unable to run. An in-depth understanding specific effect material properties needed enhance performance systems. In this paper, we used fitting models and regression analysis quantify latent heat melting density have on overall absorption. A single tank system, wit...

2002
M. Kramer S. Johnston W. van Straten

We present high-resolution multi-frequency single-pulse observations of the Vela pulsar, PSR B0833−45, aimed at studying micro-structure, phase-resolved intensity fluctuations and energy distributions at 1.41 and 2.30 GHz. We find micro-structure in about 80% of all pulses independent of observing frequency. The width of a micropulse seems to depend on its peak flux density, whilst quasi-period...

2003
GEORGE S. BAKKEN G. S. BAKKEN

This paper presents a heat transfer analysis of animals which lies between detailed thermal energy budget analysis and the simph!ied “Newton’s Law of coding” approach. The analysis considers the animal to be composed of two or three thermal layers. Heat transfer by conduction, convection, and thermal radiation are included separately in linearized form. Solar and thermal radiation from the envi...

2006
Shengwei Wang Xinhua Xu

Building thermal transfer models are essential to predict transient cooling or heating requirements for performance monitoring, diagnosis and control strategy analysis. Detailed physical models are time consuming and often not cost effective. Black box models require a significant amount of training data and may not always reflect the physical behaviors. In this study, a building is described u...

Journal: :Journal of biomechanical engineering 2010
Mohammad W Akhtar Stanley J Kleis Ralph W Metcalfe Morteza Naghavi

Both structural and functional evaluations of the endothelium exist in order to diagnose cardiovascular disease (CVD) in its asymptomatic stages. Vascular reactivity, a functional evaluation of the endothelium in response to factors such as occlusion, cold, and stress, in addition to plasma markers, is the most widely accepted test and has been found to be a better predictor of the health of th...

Journal: :IOP conference series 2023

Abstract The main goal of the study is to evaluate effect thermal manikin shape on uncertainty comfort parameters CFD prediction. Numerical simulation airflow and heat transfer was carried out in a model room with displacement ventilation where standing heated located (test by P.V. Nielsen et al.). modelling using three shapes: detailed one (close human body shape), simplified (block) one, sing...

2011
V. Umadevi S.V. Raghavan Sandeep Jaipurkar

BACKGROUND & OBJECTIVES Non-invasive and non-ionizing medical imaging techniques are safe as these can be repeatedly used on as individual and are applicable across all age groups. Breast thermography is a non-invasive and non-ionizing medical imaging that can be potentially used in breast cancer detection and diagnosis. In this study, we used breast thermography to estimate the tumour contour ...

2007
ZHUO HUANG MICHAEL APTE LARA GUNDEL

The particle collection effi ciency of a prototype environmental tobacco smoke (ETS) sampler based on the use of thermophoresis is determined by optimizing the operational voltage that determines its thermal gradient. This sampler’s heating element was made of three sets of thermophoretic (TP) wires 25μm in diameter suspended across a channel cut in a printed circuit board and mounted with coll...

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