Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 81 for “"Maximum power point tracking"”.
-
Maximum power point tracking circuit for solar panels
… component of PV systems. The PV modules have maximum power operating points depending on the intensity of sunlight, temperature of the solar panels, cell area and load. When solar power is the energy source, the output power has to be maximized by increasing the efficiency of the power …
-
A global maximum power point tracking DC-DC converter
… thesis describes the design, and validation of a maximum power point tracking DC-DC converter capable of following the true global maximum power point in the presence of other local maximum. It does this without the use of costly components such as analog-to-digital converters and microprocessors. …
-
Maximum Power Point Tracking Using Kalman Filter for Photovoltaic System
This thesis proposes a new maximum power point tracking (MPPT) method for photovoltaic (PV) systems using Kalman filter. The Perturbation & Observation (P&O) method is widely used due to its easy implementation and simplicity. The P&O usually requires a dithering scheme to reduce noise effects, but …
-
Design a photovoltaic system based on maximum power point tracking under partial shading
… potential advantages. Solar panels can produce maximum power at specific operating points called maximum power points (MPP). Solar panels must work at this particular stage in order to ensure that solar panels produce maximum power and maximize efficiency. The performance of the solar …
-
Fpga-based Design Of A Maximum-power-point Tracking System For Space A
Satellites need a source of power throughout their missions to help them remain operational for several years. The power supplies of these satellites, provided primarily by solar arrays, must have high efficiencies and low weights in order to meet stringent design constraints. Power conversion from …
-
Implementation and control of distributed maximum power point tracking in solar photovoltaic applications
Maximum power point tracking (MPPT) is an important feature in solar photovoltaic (PV) systems as it increases the energy yield from such systems by optimizing their operating point. Current state-of-the-art solutions perform MPPT for a whole system, a string of panels or an individual panel within …
-
Asynchronous differential power processing for true maximum power point tracking of photovoltaic sub-modules
This thesis examines maximum power point tracking (MPPT) at the photovoltaic (PV) sub-module level, but in the context of large arrays. Central communication carries large overheads, and neighbor-to-neighbor communication can have long propagation times in large arrays, so a communication-less …
-
Vibration Energy Harvesting IC Design with Incorporation of Two Maximum Power Point Tracking Methods
… from a piezoelectric transducer (PZT) to provide power for a wireless sensor node (WSN). With a traditional rectification stage, a two-path three-switch dual-input dual-output architecture is adopted to extract power and regulate the output voltage for the load with one stage. The power stage is …
-
Improving the Maximum Power Point Tracking Efficiency of Photovoltaic Arrays via Machine Learning and Deep Learning
… array experience varying irradiance. A Global Maximum (GM) and multiple Local Maximums (LMs) can originate on the Power-Voltage (P-V) curve under nonuniform irradiance conditions. There are many maximum power point tracking (MPPT) algorithms developed to detect the true maximum power point …
-
A MAXIMUM POWER POINT TRACKING TECHNIQUE FOR SINGLE-PHASE PHOTOVOLTAIC SYSTEMS WITH REDUCED DC-LINK CAPACITOR
Electrolytic capacitors used in photovoltaic (PV) power conditioning units (PCU) for power decoupling purposes are less reliable in nature. Film capacitors can be adopted instead of electrolytic capacitors if the energy storage requirement of the PCU is reduced, since they offer better reliability …
-
Implementation of dithering digital ripple correlation control for photovoltaic maximum power point tracking with windowed sensing
… of a new method for rapid and precise maximum power point tracking in photovoltaic applications using dithered PWM control. Constraints imposed by efficiency, cost and component size limit the available PWM resolution of a power converter, and may in turn limit the MPP tracking …
-
Performance of maximum power point tracking by using conventional and soft computing techniques during partial shading conditions
… module conversion and efficiency to extract maximum available power. In this study, the MSX-64 PV module and boost DC/DC converter are used for simulation and modeling the maximum power point tracking system. Maximum power extraction from PV system can be achieved by using maximum power point …
-
Analysis And Design Of A Modular Solar-fed Fault-tolerant Power System With Maximum Power Point Tracking
Solar power is becoming ever more popular in a variety of applications. It is particularly attractive because of its abundance, renewability, and environment friendliness. Solar powered spacecraft systems have ever-expanding loads with stringent power regulation specifications. Moreover, they …
-
Low Power IC Design with Regulated Output Voltage and Maximum Power Point Tracking for Body Heat Energy Harvesting
… and more ubiquitous, the batteries required to power them have become more and more unappealing as they limit lifetime and scalability. Energy harvesting from body heat provides a solution to these limitations. Energy can be harvested from body heat using thermoelectric generators, or TEGs. TEGs …
-
Modelling of a stand alone photovoltaic system with dedicated hybrid battery energy storage system
… photovoltaic (PV) plant that utilized the maximum power point tracking (MPPT) technique and included a hybrid battery energy storage system (BESS). The model consisted of five main components namely; the photovoltaic module, maximum power point tracking technique, hybrid battery energy …
-
Design and control of photovoltaic systems in distributed generation
… is designed to improve the photovoltaic output power by using a new maximum power point tracking method. The proposed algorithm improves the hill climbing search method by fuzzifying the rules, thereby eliminating some of the disadvantages associated with the method. Modification of the proposed …
-
Improving electrical performance of reliable solar-powered irrigation system
A solar-powered irrigation system has been developed to address the lack of affordable irrigation solution for the marginal farmers in India. An MIT spinout, Khethworks, has designed an efficient water pump with low power rating, and created a low-cost irrigation system with the pump, a …
-
Research on MPPT methods for photovoltaic system based on microgrid
… it discusses and compares different methods for Maximum Power Point Tracking (MPPT) with PVS. It presents three types of DC-DC converters -- Buck, Boost and Buck-Boost converter. This work proposes to apply a DC-DC converter of Buck-Boost type to make PVS controllable because this type of …
-
An improved perturbation and observation in MPPT control using buck-boost converter in solar panel
… is about designed and implemented an improved Maximum Power Point Tracking (MPPT) technique using Perturbation and Observation (P&O) for buck-boost converter in 50W output from 1kW solar panel. Direct current buck-boost circuit is also been designed and implemented in order to control the …
Page 1 of 5