Preliminary Design Review Wind Turbine with Gearbox Team

Preliminary Design Review Wind Turbine with Gearbox Team G Nick Koerner (Lead), Meteb Almutairi, Chris Batsch, Mike Villamar

System Design

Overview ● Convert mechanical energy to electrical energy while maintaining high efficiency ● Maintain control to obtain maximum power output o Maintain a constant 5 V supply ● Durability o Avoid components maximum ratings ● Upon completion of assembled project, data can be gathered to produce the power curve performance graph

Functional Decomposition Diagram

Functional Schematic Diagram

Technical Specifications Type Function Generator Minimum output=0. 91 Vpk-pk, Max output=17. 7 Vpk-pk RPM Sensor Infrared LED Directed at shaft flange Transformer Step up to increase the output voltage of generator Bridge Rectifier Handling up to 20 Amps of current Voltage Regulator IC LM 723 voltage regulation before output Brake Microcontroller to control slow down of shaft & blades Dump Load Absorbing energy from Generator or output Microcontroller Arduino Uno Switches IGBT with current ratings of 20 Amps Batteries 5 Volt energy supply to maintain a 5 Volt load at output

Technical Approach ● Examine Components ● Analyze Electrical Characteristics o o Generator Power Efficiency ● Programming Microcontroller o o o Sensors Automatic/Manual Brake Battery Monitor

Project Management

Org Chart

The Work Breakdown Structure (WBS)

Schedule Task Proposal DC Motor for Wind Simulation Preliminary Research Analyze Wind Turbine Design PDR Detailed Overview Research Circuit Schematic CDR Order Parts Programming Microcontroller Construction Wind Tunnel Testing Project Completion Projected Completion 2/4/2015 2/13/2015 2/20/2015 3/13/2015 3/25/2015 3/27/2015 4/17/2015 4/24/2015 5/6/2015

Testing & Evaluation

Testing ● ● DC Motor Wind Tunnel RPM Sensor Monitor Generator Output Voltage

Risks ● System Engineer o o Generator Current General Safety ● Design Engineer o o Component Cost Component Size ● Project Manager o o o Ordering Parts Schedule Wind Tunnel Availability

Questions