I-V curve tracer based on capasitor charging method for photovoltaic (PV) power system

Measuring the I–V characteristics is of high importance since it can be considered as a quality and performance certificate for each PV generator. The capacitor charging method is considered as the cheapest and most precise measuring methods for PV generators. The equivalent circuit of the PV gen...

Full description

Saved in:

Bibliographic Details
Format:	Thesis
Language:	English
Subjects:	Photovoltaic power systems Hybrid power systems Electric power production
Online Access:	http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/1/Page%201-24.pdf http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/2/Full%20text.pdf http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/3/Declaration%20Form.pdf
Tags:	Add Tag No Tags, Be the first to tag this record!

id	my-unimap-77420
record_format	uketd_dc
spelling	my-unimap-774202022-12-07T01:09:26Z I-V curve tracer based on capasitor charging method for photovoltaic (PV) power system Mohammad Faridun Naim, Tajuddin, Dr. Measuring the I–V characteristics is of high importance since it can be considered as a quality and performance certificate for each PV generator. The capacitor charging method is considered as the cheapest and most precise measuring methods for PV generators. The equivalent circuit of the PV generator is utilised with a capacitor serving as the load and then a transient analysis is performed on the circuit to obtain the charging voltage and current of the capacitor as a function of time. This method can also be used to obtain their differentials as a function of the capacitor size and the short-circuit current. This method was proposed as a solution to the low-speed I-V curve tracing problem in the resistor method. It was also suggested as a solution to the power sinking issues that are often associated with DC-DC converters. In order to achieve a fast, smooth and accurate curve information, the capacitor size is considered the main concern in this proposed method. The utilized equations help to calculate the proper capacitance size to measure the I-V characteristics. It also takes into consideration the speed acquisition of the measuring system as illustrated using the measurement samples given in this study for the I-V curve with acceptable accuracy. The capacitor size is directly proportional to the short-circuit current and indirectly proportional to the PV generator’s open circuit voltage. The capacitor charging durations that will represent the I-V characteristics curve will be simulated through a computerised simulation using the MATLAB software. The results of this thesis shows that the tracing durations for both performed conditions of UTC and PSTC was less than one second in order to fully trace and graph the I-V curve. Universiti Malaysia Perlis (UniMAP) Thesis en http://dspace.unimap.edu.my:80/xmlui/handle/123456789/77420 http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/4/license.txt 8a4605be74aa9ea9d79846c1fba20a33 http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/1/Page%201-24.pdf 6ba2f9943ca044387e2f09a150f4460f http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/2/Full%20text.pdf 6ecd1b1286fd2fd4562d07e2d9d62762 http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/3/Declaration%20Form.pdf a70d630b67295d284e1a5708bd913bab Universiti Malaysia Perlis (UniMAP) Photovoltaic power systems Hybrid power systems Electric power production School of Electrical Systems Engineering
institution	Universiti Malaysia Perlis
collection	UniMAP Institutional Repository
language	English
advisor	Mohammad Faridun Naim, Tajuddin, Dr.
topic	Photovoltaic power systems Hybrid power systems Electric power production
spellingShingle	Photovoltaic power systems Hybrid power systems Electric power production I-V curve tracer based on capasitor charging method for photovoltaic (PV) power system
description	Measuring the I–V characteristics is of high importance since it can be considered as a quality and performance certificate for each PV generator. The capacitor charging method is considered as the cheapest and most precise measuring methods for PV generators. The equivalent circuit of the PV generator is utilised with a capacitor serving as the load and then a transient analysis is performed on the circuit to obtain the charging voltage and current of the capacitor as a function of time. This method can also be used to obtain their differentials as a function of the capacitor size and the short-circuit current. This method was proposed as a solution to the low-speed I-V curve tracing problem in the resistor method. It was also suggested as a solution to the power sinking issues that are often associated with DC-DC converters. In order to achieve a fast, smooth and accurate curve information, the capacitor size is considered the main concern in this proposed method. The utilized equations help to calculate the proper capacitance size to measure the I-V characteristics. It also takes into consideration the speed acquisition of the measuring system as illustrated using the measurement samples given in this study for the I-V curve with acceptable accuracy. The capacitor size is directly proportional to the short-circuit current and indirectly proportional to the PV generator’s open circuit voltage. The capacitor charging durations that will represent the I-V characteristics curve will be simulated through a computerised simulation using the MATLAB software. The results of this thesis shows that the tracing durations for both performed conditions of UTC and PSTC was less than one second in order to fully trace and graph the I-V curve.
format	Thesis
title	I-V curve tracer based on capasitor charging method for photovoltaic (PV) power system
title_short	I-V curve tracer based on capasitor charging method for photovoltaic (PV) power system
title_full	I-V curve tracer based on capasitor charging method for photovoltaic (PV) power system
title_fullStr	I-V curve tracer based on capasitor charging method for photovoltaic (PV) power system
title_full_unstemmed	I-V curve tracer based on capasitor charging method for photovoltaic (PV) power system
title_sort	i-v curve tracer based on capasitor charging method for photovoltaic (pv) power system
granting_institution	Universiti Malaysia Perlis (UniMAP)
granting_department	School of Electrical Systems Engineering
url	http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/1/Page%201-24.pdf http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/2/Full%20text.pdf http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/77420/3/Declaration%20Form.pdf
_version_	1776104276312981504

I-V curve tracer based on capasitor charging method for photovoltaic (PV) power system

Similar Items