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Adam Benjamin Kevin Brokish. Joel Wiechmann Joseph Wang. Eric Wilson. Capstone – Spring 2007 - PDR. Presentation Objectives. Propose and Present the Project Convince of feasibility Demonstrate appropriate complexity. Presentation Outline. Vision Mission Strategy Implementation.
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Adam Benjamin Kevin Brokish Joel Wiechmann Joseph Wang Eric Wilson Capstone – Spring 2007 - PDR
Presentation Objectives • Propose and Present the Project • Convince of feasibility • Demonstrate appropriate complexity
Presentation Outline • Vision • Mission • Strategy • Implementation
Vision Inspiring a Vision
Mission Purpose of Existence
Mission Statement The mission of SimBoulder is to demonstrate the effective integration of renewable energy power sources
Baseline Objectives • Model City Power Infrastructure • residential, industrial, commercial and transportation • varying load characteristics • varying power usage based on time of day • Integrate renewable and traditional power sources • sense and control percentage of power taken from each source • integration of renewable and traditional sources • storage of renewable and grid power
Baseline Objectives • Measurement and Display • traditional vs. renewable energy sources • real-time power consumption • Cost & Environmental foot print comparisons • Energy Management Demo • incandescent vs. fluorescent • insulation • conservation
Boulder Pop. = 90,000 Power consumption = 200 MW Size = 30 square miles Time = 24 hrs SimBoulder Population = 0 Power consumption = 2 W Size = 8 square feet Time = 2.4 min Function Specifications Ratio Power consumption & Area = 100,000,000:1 Time = 600 : 1
Functional Specifications • Division of Energy • Residential – 22% • Industrial – 32% • Transportation – 28% • Commercial – 18%
Solar Specs • 6 solar panels • Rated 4V and 100 mA • Lamp = “Sun”
Reservoir Specs • Two fish tanks, a pump and a generator • Build generator • Don’t know yet generator specs or power production capabilities
Possible Extensions • Add wind power • Advanced Peak Power Tracker • More energy efficient loads • Change from DC to AC • Weather Simulations: - Shadowing Effect (cloudy day) - Drought (reservoir runs dry)
Strategic Approach Creating a Strategy
Block Diagram Light Valve Water Solar Cells Generator Pump Power Plant Converter Relay Peak Power Converter Two-way Converter Battery Power Management Circuitry Capacitor Bank AC/DC & Current-limiting Converter City Environment Controller CPU Power Controller UI
Block Diagram – CPU AC/DC & Current-limiting Converter PWM Chip Power Levels from Various Sources Valve Power Management Circuitry Gate Driver TI MSP430 F1611 Gate Drivers Gate Driver M M User Input Dimmer Switch Crystalfontz CFAG12864B-TFH-V Light
Block Diagram – Solar Power Management Circuitry Solar Panels I/V Tracking Circuitry PWM Chip
Block Diagram - Battery System MOSFET-controlled buck or boost converter Emergency Cutoff Circuit Power Management Circuitry Battery I/V Tracking Circuitry PWM Chip
Block Diagram - Water System Power Plant Switch Pump Water CPU-Controlled Valve Generator Power Management Circuitry Converter
Block Diagram - Power Plant System Power Plant AC/DC Converter CPU-Controlled Current-limiting Converter Power Management Circuitry
Power Management Circuitry Solar Cells Generator Converter Peak Power Converter Two-way Converter Battery Capacitor Bank AC/DC & Current-limiting Converter City Power Controller
Implementation Beginning to Implement
Solar Cell Water Pump LEDs (20-30) City-building supplies Generator equipment Battery Electrical components Processor LCD Relay 2 Fish tanks Total $90 $50 $30 $75 $75 $20 $150 $40 $35 $10 $50 $625 Cost Analysis
Risk Analysis • Insufficient power generation from renewable sources • Increase percentage of power generated from power plant • Availability of generator turbine of size and efficiency • Build our own generator • Interference of noise and magnetic • Shield circuits with appropriate capacitors • Power trace layout on circuit board