Modelling Of Solar Irradiance For Sizing Global And Perpetual Solar-Powered Unmanned Aerial Vehicle (Uav)

There are various applications of small unmanned aerial vehicle for both military and civil aviation in recent years. The opportunity to enhance of solar-powered UAV capabilities to operate as pseudolite satellite enables all countries around the world an endless possibility of their own technology....

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Main Author:	Masral, Muhammad Hazim
Format:	Thesis
Language:	English
Published:	2016
Subjects:	T Technology
Online Access:	http://eprints.usm.my/45581/1/Muhammad%20Hazim%20bin%20Masral%20Master%20Thesis%20%2824%29.pdf
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spelling	my-usm-ep.455812021-11-17T03:42:17Z Modelling Of Solar Irradiance For Sizing Global And Perpetual Solar-Powered Unmanned Aerial Vehicle (Uav) 2016-12 Masral, Muhammad Hazim T Technology TL500-777 Aeronautics. Aeronautical engineering There are various applications of small unmanned aerial vehicle for both military and civil aviation in recent years. The opportunity to enhance of solar-powered UAV capabilities to operate as pseudolite satellite enables all countries around the world an endless possibility of their own technology. However, weight and power restriction are always the main cause which limits UAV to operate as pseudolite satellite. The aim of this work is to bridge the knowledge gap in the area of perpetual flight across regions around the world for a yearlong operation. Through this study, focus has been given 1) to study both local and global solar modelling and 2) how these solar data may enable the possibilities of developing a UAV design capable of global operation. In this study, for local solar modelling, 14 variant proposed models are studied with its relevant parameters using the regression technique. Then, as for global solar modelling, the theoretical approach has been used to study twelve cities spreading all over the world. The performance of each proposed solar model in estimating the solar irradiance (SI) for Malaysia is analysed based on its Root Mean Square Error (RMSE), Coefficient of Determination (R2) and Mean Bias Error (MBE). Finally, the analyses carried out to understand the feasibility of a perpetual solar-powered UAV operated around the world have been simulated. Here, the two modes of study include 1) AUAV; the yearly average solar data simulation to design solar-powered UAV suitable for operation at each city, and 2) GUAV; a single optimized solar-powered UAV design that is capable for operation in all cities investigated in this work.Proposed Model (PM) 12 had been recommended as solar estimation model for Malaysia, the result showed that the RMSE for the model is 0.856%, MBE0.282% and R2 is 0.988. An optimum design specification for Global UAV (GUAV) successfully to simulate perpetual flight for whole year with specification of Maximum Take-Off Weight (MTOW) 0.5057 kg, Wingspan (S) 2.03 m and Solar Wing Area Ratio (SWAR) 40%. Based on Global SI data year 2013, we able to estimate the best diffuse factor value for Malaysia, which is 60.8% by using interpolation method. Keywords-component; global solar irradiance; meteorology station data; clouds cover; temperature; wind speed; gust speed; rain precipitate; relative humidity, pressure, regression method; UAV; pseudolite; weight; sizing configuration 2016-12 Thesis http://eprints.usm.my/45581/ http://eprints.usm.my/45581/1/Muhammad%20Hazim%20bin%20Masral%20Master%20Thesis%20%2824%29.pdf application/pdf en public masters Universiti Sains Malaysia Pusat Pengajian Kejuruteraan Aeroangkasa
institution	Universiti Sains Malaysia
collection	USM Institutional Repository
language	English
topic	T Technology T Technology
spellingShingle	T Technology T Technology Masral, Muhammad Hazim Modelling Of Solar Irradiance For Sizing Global And Perpetual Solar-Powered Unmanned Aerial Vehicle (Uav)
description	There are various applications of small unmanned aerial vehicle for both military and civil aviation in recent years. The opportunity to enhance of solar-powered UAV capabilities to operate as pseudolite satellite enables all countries around the world an endless possibility of their own technology. However, weight and power restriction are always the main cause which limits UAV to operate as pseudolite satellite. The aim of this work is to bridge the knowledge gap in the area of perpetual flight across regions around the world for a yearlong operation. Through this study, focus has been given 1) to study both local and global solar modelling and 2) how these solar data may enable the possibilities of developing a UAV design capable of global operation. In this study, for local solar modelling, 14 variant proposed models are studied with its relevant parameters using the regression technique. Then, as for global solar modelling, the theoretical approach has been used to study twelve cities spreading all over the world. The performance of each proposed solar model in estimating the solar irradiance (SI) for Malaysia is analysed based on its Root Mean Square Error (RMSE), Coefficient of Determination (R2) and Mean Bias Error (MBE). Finally, the analyses carried out to understand the feasibility of a perpetual solar-powered UAV operated around the world have been simulated. Here, the two modes of study include 1) AUAV; the yearly average solar data simulation to design solar-powered UAV suitable for operation at each city, and 2) GUAV; a single optimized solar-powered UAV design that is capable for operation in all cities investigated in this work.Proposed Model (PM) 12 had been recommended as solar estimation model for Malaysia, the result showed that the RMSE for the model is 0.856%, MBE0.282% and R2 is 0.988. An optimum design specification for Global UAV (GUAV) successfully to simulate perpetual flight for whole year with specification of Maximum Take-Off Weight (MTOW) 0.5057 kg, Wingspan (S) 2.03 m and Solar Wing Area Ratio (SWAR) 40%. Based on Global SI data year 2013, we able to estimate the best diffuse factor value for Malaysia, which is 60.8% by using interpolation method. Keywords-component; global solar irradiance; meteorology station data; clouds cover; temperature; wind speed; gust speed; rain precipitate; relative humidity, pressure, regression method; UAV; pseudolite; weight; sizing configuration
format	Thesis
qualification_level	Master's degree
author	Masral, Muhammad Hazim
author_facet	Masral, Muhammad Hazim
author_sort	Masral, Muhammad Hazim
title	Modelling Of Solar Irradiance For Sizing Global And Perpetual Solar-Powered Unmanned Aerial Vehicle (Uav)
title_short	Modelling Of Solar Irradiance For Sizing Global And Perpetual Solar-Powered Unmanned Aerial Vehicle (Uav)
title_full	Modelling Of Solar Irradiance For Sizing Global And Perpetual Solar-Powered Unmanned Aerial Vehicle (Uav)
title_fullStr	Modelling Of Solar Irradiance For Sizing Global And Perpetual Solar-Powered Unmanned Aerial Vehicle (Uav)
title_full_unstemmed	Modelling Of Solar Irradiance For Sizing Global And Perpetual Solar-Powered Unmanned Aerial Vehicle (Uav)
title_sort	modelling of solar irradiance for sizing global and perpetual solar-powered unmanned aerial vehicle (uav)
granting_institution	Universiti Sains Malaysia
granting_department	Pusat Pengajian Kejuruteraan Aeroangkasa
publishDate	2016
url	http://eprints.usm.my/45581/1/Muhammad%20Hazim%20bin%20Masral%20Master%20Thesis%20%2824%29.pdf
_version_	1747821532082601984

Modelling Of Solar Irradiance For Sizing Global And Perpetual Solar-Powered Unmanned Aerial Vehicle (Uav)

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