A hybrid PV-wind energy trainer with a wind emulator as a motor, PV panels, and software is a training system designed to provide students and professionals with hands-on experience in renewable energy systems. The system combines photovoltaic (PV) panels and a wind turbine to generate electrical power, which can be used to power various loads and devices, also it is used for storage. The system also includes software that allows students to analyze and optimize the performance of the system.
Learning Objectives:
· Solar Module Alignment Optimization:
- Objectives: Explore the ideal positioning of solar modules for maximum energy generation, considering factors like sun angle and orientation.
· Solar Module Characterization:
- Objectives: Record and analyze the performance characteristics of solar modules, including efficiency, output voltage, and current under varying conditions.
· Shadow Effect Analysis:
- Objectives: Investigate how shadows impact solar module performance, gaining insights into shading effects and their mitigation strategies.
· Bypass Diode Functionality:
- Objectives: Study the operation of bypass diodes in solar modules, understanding their role in minimizing power losses due to shading or module damage.
· Wiring and Connection Configurations:
- Learn about diverse wiring and connection setups for solar modules, examining their impact on system efficiency and reliability.
· PV System Installation:
- Hands-on experience in the installation of photovoltaic systems, covering safety protocols, mounting techniques, and system setup.
· Standalone PV System in Direct Operation:
- Design and test an autonomous photovoltaic system for immediate energy production, suitable for remote or off-grid applications.
· Standalone PV System in Storage Mode:
- Develop and evaluate a standalone photovoltaic system with energy storage capabilities, optimizing energy utilization.
· AC-Compatible PV System:
- Design, test, and operate a photovoltaic system capable of generating AC voltage compatible with standard electricity grids.
· PV System Installation Techniques:
- Learn advanced techniques for the professional installation of photovoltaic systems, ensuring long-term reliability.
· Power Generation Measurement:
- Measure and analyze the power output of a photovoltaic system under varying conditions, evaluating its efficiency.
· Comprehend Modern Small Wind Power Station Design and Functionality:
- Objective: Gain a deep understanding of the intricacies involved in the design and operation of contemporary small wind power stations, enabling proficiency in harnessing wind energy efficiently.
· Delve into the Physical Foundations "From Wind to Wave":
- Objective: Explore the fundamental principles governing the journey of wind energy, from its origin in the atmosphere to its conversion into electrical power, fostering a comprehensive grasp of the energy conversion process.
· Familiarize with Varied Wind Power Station Concepts:
- Objective: Acquaint yourself with diverse concepts and configurations of wind power stations, allowing you to assess and select the most suitable designs for specific applications and environments
· Design and Initiate a Small Wind Power Generator:
- Objective: Develop the skills and knowledge required to design and initiates a small-scale wind power generator, encompassing everything from conceptualization to practical implementation.
· Operate in Variable Wind Conditions in Off-Grid Settings:
- Objective: Learn to operate wind power systems effectively under fluctuating wind force conditions, ensuring reliable off-grid power generation regardless of the changing wind patterns.
· Master Energy Storage and System Optimization:
- Objective: Discover the intricacies of energy storage solutions and techniques for system optimization, enabling you to enhance the overall performance and efficiency of wind power systems.
· Design Off-Grid Systems for AC Voltage Generation:
- Objective: Gain expertise in designing off-grid systems capable of generating AC voltage, preparing you to provide independent and sustainable power sources in remote locations.
· Explore Hybrid Off-Grid Solutions:
- Objective: Investigate the integration of wind power and photovoltaic systems in hybrid off-grid setups, providing a comprehensive understanding of renewable energy synergy for autonomous power supply (wind/solar trainer).
· Solar Panel Testing with Solar Altitude Emulator Module:
Halogen Spotlight:
- Power: 1000W
- Power Supply: 220V
Solar Module:
- No-load Voltage: 21V
- Short-circuit Current: 650mA
- Peak Power: 10Wp
· Variable Ohmic Load Module:
- Resistor: Continuously Adjustable from 0 to 1 KOhm, 500W, with Stepped Winding
· Solar Simulation Model - 3-Fold Configuration Module:
- Number of Simulations: Three independent simulations of solar modules.
- No-Load Voltage: 3 x 23V (Each simulation provides a no-load voltage of 23 volts.)
- Maximum Short-Circuit Current: 3 x 2 A (Each simulation can handle a maximum short-circuit current of 2 amperes.)
- Light Intensity Control: Adjustable from 20% to 100%, allowing precise control of the light intensity for each simulation.
- Bypass Diode: Connectable to individual simulations for studying its effect on module performance and safety.
- Short-Circuit Proof: The board is designed to be short-circuiting proof, ensuring safety during experimentation.
- Power: 3 x 40 VA (Each simulation has a power rating of 40 volt-amperes, providing ample capacity for testing)
· Solar Charge Controller Module:
- System Voltage: 12V
- Charge/Discharge Current: 30A
- Maximum Power Point Tracker (MPP-Tracker): Optimizes solar power harvesting by tracking the maximum power point of the solar array.
- Gassing Regulation: Ensures that the battery is not overcharged, preventing excessive gassing or damage.
- Connection Terminals: The controller features connection terminals for various components, making installation and setup convenient:
- Solar Generator: Connects to the solar panels or solar array.
- Solar Battery: Links to the lead-acid battery (accumulator).
- DC Load: Connects to DC loads such as lights, appliances, or devices.
- USB Communication: Supports USB communication for data monitoring and configuration.
- LED Indicators: The controller is equipped with LEDs that provide visual indications for both charging and discharging status of the solar battery, allowing users to quickly assess system health and operation.
- Safety Sockets: The connection terminals feature 4 mm safety sockets, ensuring secure and reliable connections.
· OFF-Grid Inverter Module:
- Output Voltage: Sinusoidal 230V ± 5% for consistent power delivery.
- Power Capacity: 275VA to handle various electrical loads.
- High Efficiency: 93% for minimal energy loss.
- Equipped with 4 mm Safety Sockets for secure and convenient electrical connections
· DC Load Module:
Power: 50W
Operating Voltage: 12V
Power: 5W
Operating Voltage: 12V
· AC Load Module:
Power: 8.5W
Operating Voltage: 230V, 50/60Hz
Power: 6W
Operating Voltage: 230V, 50/60Hz
Power: 5W
Operating Voltage: 230V, 50/60Hz
· DC Battery:
- Voltage: 12 V
- Capacity: 7 Ah (ampere-hours)
- Rechargeable: Capable of being charged and discharged multiple times
- Overcurrent Protection: Includes safeguards to prevent excessive current flow, enhancing safety and durability.
· DC Panel Meter:
- Metering: Voltage, Current
- Current Input: 0~±10A,
- Voltage Input: 0V-600Vdc (Direct)
- Communication Protocol: RS485 Modbus-RTU
· Single & Three-Phase Intelligent Programmable Power & Energy Meter Module:
- Readings: V, I, P, S, Q, P. F, HZ, kwh, kva, kvarh, demand, Individual harmonic THD, Unbalance(V,I) Load Features, Four Quadrant Powers, Time of use.
- Power Quality Monitoring
- Min/Max Statistics
- Alarm events & Data logging
- 8 MB On Board memory
- Accuracy Cl. 0.2
- RS485 Communication
- Nominal input voltage: 400Vac L-N, 690Vac L-L
- Input current: 5 or 1 Amp selectable
- Power Supply: 100-415 VAC, 100-300 VDC
· 3-phase AC Induction Motor and Field Oriented Programmable Drive Module:
- Output Power:0.55 kW
- No of Poles:2
- Rated Speed :2900 r/min
- Stator Voltage: Star/Delta 380/220 VAC
- Equipped with (FOC) AC Drive
· Permanent magnet AC Generator Module:
- Rated Capacity: 420W
- Alternator Housing: Polyamide
- Max Current: 12V-35A /24V:18A
- System Voltage: 12V or 24V
- Rated Speed :2500 RPM
· Hybrid Charge Controller:
- Rated Voltage: 12V/24V Auto
- Solar Panel Power: 100W
- Wind Turbine Power: 500W
- No-Load: ≤0.1A
- Voltage drop (DC): ≤0.5V
- Control mode: Wind generator MPPT charge function, PWM uninstall function, PWM over-current limiting
- Boost charge: Flexible independent step-up circuit (optional)
- Display: LCD
- Show parameters: Voltage, charge current, battery voltage
- Protected type: Lightning protection, solar cell anti-reverse protection, open battery protection, reverse battery protection, over-wind speed and over-voltage soft automatic braking protection
· Three Phase Power Supply: Three-Phase AC Power Supply
Outputs:
- Three-Phase: L1, L2, L3, N via 4 mm Safety Sockets
Protective Systems:
- Adjustable Motor Protection Switch: 6.3A to 16A
- Under Voltage Trip
- Safety Cut-Out
Power Connection:
- Input Voltage: 3x 230/400V, 50/60Hz
- Connection via Plug with a 2m Power Lead