solar energy research papers 11
ENGINEERING RESEARCH PAPERS

solar energy research papers 11


sun tracking by plc

Intelligent sun-tracking system for efficiency maximization of photovoltaic energy production
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The developed tracking system searches the optimal orientation of a surface, related to the sun incident radiation. These two controlled DOF (Degrees Of Freedom) are managed by a PLC (Programmable Logic Controller) according to a search programme that compares the

Solar heating coil with automatic two axes sun tracking system
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designed a two axes sun tracking system with PLC control. An experimental study was performed to investigate the effect of using two axes tracking system on the solar energy collected. Two axes sun tracking system with PLC control.

Design of Energy Efficient Sensors
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Multi-axes sun-tracking system with PLC control for photovoltaic panels in Turkey, Renewable Energy, 34, pp. 1119-1125. [8] S. Abdallah and S. Nijmeh, Two-axis sun tracking with PLC control , Energy Conversion and Management,

Performance Improvement of Solar PV Panel Using Reflectors and Bi-Axial Tilting Mechanism
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To trace the exact path of the sun we have given rotational motion in which we have used mechanical pair as shown in fig (3).The male part rotates in the female part and rotational motion is S. Abdallah and S. Nijmeh, Two-Axis Sun Tracking with PLC Control, in

A Stand Alone Single Axis Offline PV Tracker Using Low Cost CMOS Circuitry
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tracking systems. Ali Al-Mohamad designed a Sun-tracking system, whereby the movement of a photovoltaic module was controlled to follow the Sun's radiation using a programmable logic-controller (PLC) unit. . Mohanad
Switching mode power-supply for the Sun-follower system Controls the tracking system movement: the logic consequences for the controlling process are illustrated in Fig Monitors the PLC inputs and outputs: the main duty of this subroutine is to copy the status of the PLC inputs
In the present study, the azimuth and solar altitude angles of the sun were calculated for a period of 1 year at 37.6° latitude in the Northern hemisphere, where Turkey is located, and according to these angles, an electromechanical system which tracks the sun on both
of authors used a closed loop method of control to design sun tracking systems [8], [10], [11] and [12]. In this work, the designs for two axes and one axis tracking systems were performed using an open loop method of control based upon programmable logic controllers (PLC).
A review of principle and sun-tracking methods for maximizing solar systems output. In this paper different types of sun-tracking systems are reviewed and their cons and pros are discussed.

Design of the linkages type tracking mechanisms of the solar energy conversion systems by using Multi Body Systems Method
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Two axes solar tracker based on solar maps, controlled by a low-power microcontroller
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Theoretical and experimental performance investigation of a two-axis solar tracker under the climatic condition of Denizli, Turkey
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. Dincer F.: The Analysis on Photovoltaic Electricity Generation Status, Potential and Policies

Virtual prototyping of the solar tracking systems
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Design of an Automatic Solar Tracking System to Maximize Energy Extraction
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Calculation of Sun Position and Tracking the Path of Sun for a Particular Geographical Location
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“Design And Construction Of A Microcontroller Based Single Axis Solar Tracker
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Intelligent control and tracking of a parabolic trough solar collector
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platform ComLS7 Profibus communication FuzzyControl++ Knowledge based control Pentium PC Programming device MPI connector Interfaces PC to PLC AC Drive Given that the sun's apparent speed of rotation across the sky is 0,25°/min, most solar tracking systems use

Practical advantages of the use of tracking systems in power applications of photovoltaic solar panels
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Design and construction of a system for sun-tracking,

Solar Orientation Measurement Systems with Integrated Solar Cells
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NMDA receptor-independent long-term depression correlates with successful aging in rats
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Impact of Solar Energy in Rural Development in India
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ABSTRACT-Around 25,000 villages are located in remote and inaccessible areas and hence could not be electrified through conventional grid extension in India. The Ministry of New and Renewable Energy (MNRE) is implementing the Remote Village

Development of Solar Energy in Iran
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ABSTRACT Solar energy is the hugest energy resource in the world. This pure energy is cheap and eternal and is achievable in many regions of the earth. Restriction of fossil fuel sources and the consequences of using them in environmental and global

Deline Wind and Solar Energy Pre-Feasibility Analysis
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The Deline community has about 565 inhabitants and is located on the north shore of Keith Arm on Great Bear Lake. Deline is located about 540 km northwest of Yellowknife and is accessible by air and by winter road only. The average power use in the community is

Whati Wind and Solar Energy Pre-Feasibility Analysis
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The Whati community has about 500 inhabitants and is located at the southeast end of Lac La Martre. Whati is located about 164 km northwest of Yellowknife and is accessible by air and by winter road only. The average power use in the community is estimated at

Effect of Design Variation on Saved Energy of Concentrating Solar Power Prototype
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electricity for cities. This abundance of solar energy makes Concentrating Solar Power (CSP) plants an attractive alternative to traditional power plants, which burn polluting fossil fuels such as oil and coal. Unlike traditional power

Distillation of Water by of Solar Energy
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ABSTRACT The purpose of this research is to design a water distillation system that can purify water from nearly any source, a system that is relatively cheap portable, and depends only on renewable solar energy. From the results of project

Limiting Solar Cell Heat-Up by Quantizing High Energy Carriers
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Our design ensures enhanced performance of a solar cell as reduction in heat-up leads to higher efficiency. References JJ Wysocki and P. Rappaport, Effect of temperature on pho- tovoltaic solar energy conversion, Journal of Applied Physics, In extrater- restrial applications and some environments on earth (eg in Antarctica col- lected solar energy can be treated as mostly independent of the path chosen.  i=0 costi minus the expected amount of solar energy collected while traversing the path.

MULTI-OBJECTIVE OPTIMIZATION OF SOLAR THERMAL ENERGY STORAGE USING HYBRID OF PARTICLE SWARM OPTIMIZATION AND MULTIPLE
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R F Collector heat removal factor H Instantaneous solar radiation, 2 / mW b H Beam component of solar energy incident on the plane of measurement, 2 / mW d H Diffuse component of solar energy incident on the plane of measurement, 2 / mW

Investigation of Solar Thermal Energy Storage in Therminol-55 with D-Mannitol Phase Change Material in Brass Cylindrical Encapsulations with Fins
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ABSTRACT Solar energy is the abundant energy available in the countries like India. The increase in demand and cost of the fossil fuels made the entire world to turn towards renewable energy resources. Solar energy is the most effective out of all renewable energy

Using Multi-Agent Simulation to Design a Solar Energy Distribution System
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ABSTRACT The social system of modern urban is always large-scaled and complicated, which makes it difficult to predict dynamic changes. To provide people comfortable living environments, socially-efficient urban system design is beyond the

SOLAR ENERGY, POWER GENERATION AND DESALINATION SYSTEMS
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UNESCO – EOLSS SAMPLE CHAPTERS SOLAR ENERGY CONVERSION AND PHOTOENERGY SYSTEMS – Solar Energy, Power Generation and Desalination Systems ,Soteris A. Kalogirou  SOLAR ENERGY, POWER GENERATION AND DESALINATION SYSTEMS

WIND AND SOLAR RENEWABLE ENERGY POTENTIAL RESOURCES ESTIMATION
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SOLAR ENERGY CONVERSION AND PHOTOENERGY SYSTEMS – Wind and Solar Renewable Energy Potential Resources Estimation ,Philippe Drobinski  Wind Energy Installed Capacity in the World 4. Solar Energy Resources 4.1. Solar Energy: An Introduction

Bi-Directional Multi-Mode Grid tied Converter for Solar Energy Conversion Systems
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ABSTRACT-The rapid growing interests in renewable energy, such as solar energy, outweigh the benefit of distributed grids in current grid networks. Innovative topologies for renewable energy conversion systems that integrate with electric grids and

Solar Energy Scenarios
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ABSTRACT: The Crises of energy has been increased over the years due to increasing world population and expansion of global industries especially for food and basic requirements. Most of the energy is consumed in power generation, industriesfactories,

Investigation and Design Seawater Desalination with Solar Energy
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ABSTRACT: While the global population rises, the supplement of fresh water is becoming a major concern. A number of seawater desalination approaches have been designed during the decades to contribute for overcoming fresh water shortage. Two kinds

Solar thermal energy to support the heating of greenhouses in the southeastern Spanish
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We evaluate the energy needs of the most important crops under cover in this area and discuss alternatives to the use of solar energy to support the greenhouse heating.  Key words: solar energy collectors, heating greenhouses

Water harvesting for young trees using Peltier plates powered by photovoltaic solar energy
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ABSTRACT Young trees transplanted from nursery into open field require a minimum amount of soil moisture to successfully root in their new location, especially in dry climate areas. One possibility is to obtain the required water from air moisture. This can be

Photovoltaic Solar Energy in the World and in Brazil
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ABSTRACT: Most of the world power generation systems use large generators and large distribution networks to provide energy to the consumers. In recent years, alternative energy sources, such as photovoltaic, eolic and biomass have gained ground

TOWARDS RENEWABILITY BY APPLYING SOLAR ENERGY TECHNOLOGIES FOR IMPROVED LIFE CYCLE
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ABSTRACT-Energy crisis is one of the biggest issues of this era with limited and continuously depleting conventional sources for energy and power generation such as fossil fuels. Alternate sources must be targeted to meet the continuously increasing power
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