Wind/Solar Charging Lights

By: Ben Bodiford, Ken Scrivner, Monica WebsterProgram: Earth Dynamics: Climate, People, and

History Fall 2014-2015

Meter 1 (1970)•July 2013-June 2014•Average KWH Energy- 33,999 Per year

Electricity Use for Chargers

Meter 2•July 2013- June 2014•Average KWH Energy- 1,448 Per year•Used more often (Summer)

Continued

This Can Be Done For No More Than $1,500 Per Apparatus!

Description Where It Is Purchased Price 45 Watt Solar Panel Kit (Included)

• Three 15 watt solar panels produce clean, quiet energy • Lightweight, weatherproof construction • Amorphous silicon solar cells for

maximum output in both bright and cloudy conditions• Voltage regulator has easy-to-read LED display, 12V cigarette lighter socket,

5V USB, 3-6-9V DC outlets and two 12V sockets for the included Light Kit• Includes mounting hardware, 12V Light Kit, battery terminal clamps and

universal DC power adapter

Harbor Freight $ 199.99

         12 Volt, 35 Ah Sealed Lead Acid Battery Harbor Freight $ 74.99          400 Watt Continuous/800 Watt Peak Power Inverter Harbor Freight $ 27.99

         36 in. x 1 in. x 1/16 in. Steel Square Tube Home Depot $ 10.82          2 in. x 6 in. Galvanized Steel Nipple Home Depot $ 7.37

         2 in x 10 ft. Steel Pipe Home Depot $ 44.00          2 ea 2 in. Galvanized Malleable Iron Floor Flange Home Depot $ 33.00

         ¾” Self-tapping sheet metal screw 1lb box Home Depot $ 4.98          5/16” x ¾” Motor Bolt Home Depot $ 0.32          1 sq. ft. Sheet Metal Home Depot $ 4.97

         50 Pack ¼” x 20 TPI Bolt Home Depot $ 8.87          25 pack ¼” Washer Home Depot $ 2.46          4” x 10’ PVC Pipe Home Depot $ 13.77

         50 Amp NTE NTE53016 Silicon Bridge Rectifier 200V Blocking Diode Radio Shack $ 4.72          Weslo 1.25 HP pmdc treadmill motor for wind turbine Ebay $ 60.00

TOTAL: $ 498.25

Hybrid Wind / Solar Power System

¼ Scale Model ($500)

Wind and Solar Apparatus ($1,500)• Gowe® Solar and Wind LED Street Light, solar and wind power

hybrid system 150w that you can purchase from Amazon.com

HAWT Vs. VAWT

• Size• Input / Output•Maintenance•Wind Speeds

• HAWT (Horizontal Axis Wind Turbine) • VAWT (Vertical Axis Wind Turbine)

Types of Solar Panels

•Materials

•Charge rates

• Longevity

Bird and Bat Mortality Rates

Wind Charts

Area for Evergreen Wind PatternsWashington Wind Power Resource Estimates

Current weather conditions (over the last 24 hours)

Conditions at: 2014-12-05 12:00:00 UTC

Wind: Wind from the W (281.2)at an average of 0.61 k/h with gusts of 5.04 k/h

Rain: There has been 4.06mm of rain in the last 24 hours

Solar Radiation max/avg. 112.8Wm2 57.18Wm2

Temperature max/avg. 7.3 C 6.9 C

Dew Point max/min: 7.2 C 6.9 C

Relative Humidity max/min: 99.6 C 99.3 C

Calculated with code from Mike Reedell

official sunrise: 2014-12-05 07:41:00 -08:00

official sunset: 2014-12-04 04:23:00 -08:00

Where We Got It All

• www.evergreen.edu/weather• www.broadstarwindsystems.com• http://mavance2000.blogspot.com/2008/07/windrose.html• www.amazon.com/Gowe%C2%AE-Solar-Street-hybrid-system/dp/B00

HIGPI9C/ref=sr_1_2?ie=UTF8&qid=1417822012&sr=8-2&keywords=wind+solar+street+lights• http://

www.amazon.com/EV-Charging-Station-Pedestal-7-2kW/dp/B00A6XK28G/ref=sr_1_33?s=automotive&ie=UTF8&qid=1417825103&sr=1-33&keywords=ev+charger

Review-and-Comparison-of-Different-Solar-Technologies.pdf