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Babu Ram Tiwari, Mukul Kumar
Pág. 47 - 51
We investigate the nature of monthly sunspot numbers and solar flux F10.7 by employing the linear and multiple regression techniques. We observed a brilliant correlation between monthly mean sunspot number and F10.7. We observed that even in deep solar m...
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Nicolás C. Cruz, José D. Álvarez, Juana L. Redondo, Jesús Fernández-Reche, Manuel Berenguel, Rafael Monterreal and Pilar M. Ortigosa
The heliostat field of solar central receiver systems (SCRS) is formed by hundreds, even thousands, of working heliostats. Their adequate configuration and control define a currently active research line. For instance, automatic aiming methodologies of e...
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Xiaoyi Fu, Lei Liang, Wenlai Ma, Hutao Cui and Yang Zhao
Designing spacecraft involves a careful equilibrium to avoid overengineering or underdesigning, which underscores the importance of employing thermal uncertainty analysis. A key part of this analysis is modeling thermal conditions, but this is often a co...
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IGNACIO GALINDO,S. CASTRO,M. VALDÉS
Global solar irradiance is determined for Mexico from GOES satellite data using, the statistical method of Tarpley (1979). Seven daily digital images taken from GOES satellite over Mexico for the period July 1982 - December 1984 are analysed. Monthly ...
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Mona Bahman, Maryam AlNahyan, Ibrahim Mustafa and Faisal AlMarzooqi
Solar Evaporation.
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Luís Guerra Rosa, José Carlos Garcia Pereira, Kaveh Rahmani, Guilherme De Almeida and Luís F. Santos
This work compares the performance of optical lenses made of silica glass or borosilicate glass (BK-7) when submitted to high-flux radiation emitted by a xenon arc lamp or provided by a high-concentration solar tower. Each irradiation test lasted for 60 ...
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Víctor M. Mendoza,Blanca Mendoza,René Garduño,Guadalupe Cordero,Marni Pazos,Sandro Cervantes,Karina E. Cervantes
Pág. 1 - 23
We present a thermodynamic model to simulate the atmospheric temperature and pressure, the regolith temperature and the polar CO2 ice caps vertical thickness and horizontal extent of Mars. This is done using the temperatures of the atmosphere and regolit...
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Karidewa Nyeinga, Denis Okello, Ole Jorgen Nydal
This study describes a 3D ray tracer model for analysis of a small-scale solar concentrating system where thermal heat is collected for cooking purposes. Emitted sun rays were traced from the source through all reflections until they intercepted with the...
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Yaqiong Guo and Jinrong Ma
Alternating inundation and exposure of large tidal flats regions suggest that differences in thermodynamic properties of sediment and water cause an obvious heat exchange between the tidal sediment and seawater. Due to the influence of these sediment-wat...
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Matti Leppäranta
Analytic methods are useful for lake ice climatology investigations that account for ice phenology, thickness, and extent. Ice climatology depends on the local climate and lake characteristics, which can be compressed into a few forcing factors for analy...
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Guohong Shen, Xiaoxin Zhang, Jinhua Wang, Cong Huang, Jiawei Li, Shenyi Zhang, Xianguo Zhang, Yong Yang, Pengfei Zhang and Yueqiang Sun
According to the characteristics of the LEO space particles radiation environment of China?s Fengyun No. 3 (FY-3) polar-orbiting meteorological satellites, in order to monitor the characteristics, and space?time distribution of charged particle radiation...
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William Quitiaquez, Eduardo Cortez, Karen Anchapaxi, C.A. Isaza-Roldán, César Nieto-Londoño, Patricio Quitiaquez, Fernando Toapanta-Ramos
This research work presents a detailed description of the flow patterns maps generated in a horizontal pipe of the collector/evaporator of a direct-expansion solar-assisted heat pump, using R600a refrigerant as working fluid. The study was performed in a...
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William Quitiaquez, Eduardo Cortez, Karen Anchapaxi, C.A. Isaza-Roldán, César Nieto-Londoño, Patricio Quitiaquez, Fernando Toapanta-Ramos
This research work presents a detailed description of the flow patterns maps generated in a horizontal pipe of the collector/evaporator of a direct-expansion solar-assisted heat pump, using R600a refrigerant as working fluid. The study was performed in a...
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Sergey Agayan, Shamil Bogoutdinov, Roman Krasnoperov and Roman Sidorov
The article is focused on the approach based on the discrete mathematical analysis conception and continues a series of studies related to the application of the previously developed methodology to geophysical data analysis. The main idea of the study is...
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Daniele Colarossi, Eleonora Tagliolini, Paolo Principi and Roberto Fioretti
This work presents an adjustable large-scale solar simulator based on metal halide lamps. The design procedure is described with regards to the construction and spatial arrangement of the lamps and the designed optical system. Rotation and translation of...
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Zeinab Salah,Allison Steiner,Ashraf Saber Zakey,Ahmed Shalaby,M. M. Abdel Wahab
Pág. 87 - 103
In this study, the aerosol direct, semi-direct and indirect effects on the East Asia climate are investigated using the International Center for Theoretical Physics Regional Climate Model v. 4 (RegCM4.1.1), by focusing on the East Asian Summer Monsoon te...
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Babu Ram Tiwari, Mukul Kumar
Pág. 27 - 36
The Sun manifests its magnetic field in form of the solar activities, being observed on the surface of the Sun. The dynamo action is responsible for the evolution of the magnetic field in the Sun. The present article aims to present an overview of the st...
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Arkadiusz M. Tomczyk, Marek Pólrolniczak and Ewa Bednorz
This article aims to describe the occurrence of heat waves in Western and Southwestern Europe in the period 1976?2015 and determining pressure patterns that cause a persistence of hot days. A hot day was defined as a day on which the daily maximum air te...
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Jyotsna Singh
The main objective of the present study is to rank South African provinces on the basis of incoming solar radiation. The surface incident shortwave flux (SWFlux, Wm-2) of NASA Modern-Era Retrospective Analysis for Research and Applications (MERRA 2D) rea...
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Damian B.N. Nnadi, Charles I. Odeh, Crescent Omeje
This paper presents simulated hybridized solar-wind generation as an alternative for rural dwellers that do not have access to a conventional grid connection. Solar and wind were used as the main sources of energy with battery storage. Each power source ...
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