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Electrical Engineering

2011

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Full-Text Articles in Power and Energy

Wireless Sensor Network For Energy And Environmental Monitoring: Helping Old Buildings Go Green, Jacob Power Jun 2011

Wireless Sensor Network For Energy And Environmental Monitoring: Helping Old Buildings Go Green, Jacob Power

Electrical Engineering

Today, the rising cost of energy and social trend of “going green” has put increasing pressure on commercial property owners to improve the efficiency of their investments. There is good reason for this, too. In the State of California, office buildings represent the single largest user of energy in the commercial sector. This project consisted of the design, implementation, construction, testing, and deployment of a wireless sensor network for energy and environmental monitoring in retrofit commercial office installations. The analyzed data generated by this system can be used by building management and owners to identify areas of inefficiency within the …


Development Of Wind Tunnel For Laboratory Wind Turbine Testing, Danny Alexander Zepeda Jun 2011

Development Of Wind Tunnel For Laboratory Wind Turbine Testing, Danny Alexander Zepeda

Electrical Engineering

A wind tunnel with a 0.5 HP motor was purchased by Cal Poly Electrical Engineering Department from Hampden for $16,000. It can only simulate winds of up to 10 MPH. The tunnel has a manual dial that controls the wind speed. It also measures the voltage and current output with an analog measure display. This wind tunnel was expensive and unfortunately cannot achieve very high wind speeds. For this reason, a similar wind tunnel with more potential and with a smaller budget was proposed to be built for use in the Sustainable Energy Lab. The new wind tunnel that was …