scholarly journals SOLAR ELECTRIC WHEELCHAIR WITH A FOLDABLE PANEL

Author(s):  
Jainam J. Sanghvi ◽  
Maulik Y. Shah ◽  
Jay K. Fofaria

For physically challenged individuals the most basic expression of freedom would be the ability to be mobile. Modern medical science being highly advanced designed a device of help for physically challenged individuals, called the wheelchair. The market provides a vast assortment of options in a wheelchair to fulfill the desired need and requirements of the consumer. To make the system energy efficient we have designed a solar wheelchair in which solar power is used. This keen wheelchair is additionally fitted with a leg guard for the safety of the legs. In addition, we have added a mechanism that allows our solar panel to fold and settle at a safe place, or in other terms, Solar Wheelchair with a foldable panel. All our effort has been in the direction, to make this solar-induced wheelchair at an affordable cost along with having an optimal utilization in the external as well as the internal environment. KEYWORDS: Assistive device, Electric mode, Foldable solar panel, Solar Powered Wheelchair.

Author(s):  
Aisha Ajeerah Azahar ◽  
◽  
Nor Akmal Mohd Jamail ◽  
Amal Hayati Mat Isa ◽  
Fatin Nazirah Md Sani ◽  
...  

Economical home system can be defined as one realization of home that have a cost-effective ideal by using specific set of technologies combined with the renewable energy as a power supply. This system has a highly advance for lighting, temperature control, socket and own power supply by using solar panel. This system is developed in this project and focused on B40 community that represents the bottom 40% of income earners and also this project becomes suitable for this community for getting an energy efficiency system. Due to the COVID-19, B40 households were reported to have lost their jobs causing financial hardship and had to face the issue of high electricity bills which are very burdensome for them at all in order to pay the cost electricity for monthly. The aim of the article is to design and simulate the solar power system including battery storage in suitable software for a residential house especially in B40 community home and also to analyze the potential of battery storage in order to store the energy from solar panel. Therefore, the economical electricity home system using solar energy for B40 community is proposed in this project for producing an energy efficient system at home. In addition, an electrical floor plan and floor plan of B40 community home is designed in the SketchUp software that using basic electrical equipment such as lighting, ceiling fan and socket. The system is developed by using the MATLAB software in order to produce the result of energy efficiency by using the renewable energy which is solar system and also battery storage. According to the data produced from the calculation of old bills and new bills, the energy consumptions are calculated and also be compared before and after using the renewable energy which is using solar system. The data obtained through calculation of maximum demand in new bill is used in the simulation of solar system in MATLAB software. The results obtained show that after using an energy-efficient load, the monthly new bill is around RM 27.79 which is around RM 10.75 less than the monthly old bill before using an energy-efficient load. It can be concluded that the use of renewable energy in B40 community home can save the energy and also money.


2021 ◽  
Vol 2107 (1) ◽  
pp. 012024
Author(s):  
Lim Xin You ◽  
Nordiana Shariffudin ◽  
Mohd Zamri Hasan

Abstract Nowadays, solar energy’s popularity is growing consistently every year, along with the growth of amazing solar technologies, which is considered to be one of the most popular. Non-renewable energy like petrol and gasoline is being replaced with solar energy, which is renewable energy. The main objective of this project is to design and simulate a robot solar system. The robot is developed using Arduino Mega 2560 as the main brain of the system. This system is equipped with a solar tracking system to track the movement of the sun and LDR is used to detect the presence of sunlight. The solar tracker is used to get the maximum efficiency of solar energy and reduce power losses. In addition, the solar tracker can rotate from 0° - 180°, which is the best angle for the solar panel to reach the sunlight. This robot will be attached to the sprinkler system to perform the watering process. This robot is developed for use in the agriculture field to reduce the manpower and cost of the watering process. Three analyses will be conducted in this project such as solar panel analysis, Wi-Fi connectivity analysis and sprinkler system analysis. The result shows the solar panel will gain the highest intensity of the sunlight at 12.00 pm and a sunny day compared to the other time and a cloudy day. The maximum range of Wi-Fi connectivity and the water pump, time used to finish the watering process and watering area will be discussed.


Author(s):  
Patrick Uche Okafor ◽  
Ndidi Stella Arinze ◽  
Osondu Ignatius Onah ◽  
Ebenezer Nnajiofo Ogbodo

A solar-powered omnidirectional wheelchair is implemented for physically challenged persons. The framework was mounted on the wheels that were connected with two direct current (DC) motors. The ratings of the battery and solar module were determined using system voltage (12V). A 7,805-voltage regulator was used to supply 5VDC to the AT89352 microcontroller. The microcontroller was programmed to provide a reference signal to the motor. The motor provides the needed torque to drive the wheels through interconnected relays. The relays are energized by the microcontroller and omnidirectional movement achieved through relays connected with microprocessor and micro switches, eliminating the need for joysticks and complex control mechanisms. System performance test result showed that the auxiliary solar power supply of the wheelchair increased the travel range by approximately 86% compared with that of a wheelchair powered by battery alone.


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