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The Concept
To see if it is possible to generate enough energy to move a bicycle using wind and solar power and have it move by itself based on this energy source. One person has achieved this using 3 volts and it is called the Solar Power Bicycle. More can be learned at: http://www.solar-cross.thekpv.com/
Here are the results of our current test runs using a stepper motor. Videos test results coming soon. .....
The basic layout is a stepper motor is connected to a fan which revolves generating power to charge a battery or turn a motor. On this initial test run using 1 stepper motor and 1 solar well we achieved little over 2 volts. Running this energy into a super capacitor helps increase the amperage. We are currently working on circuits that utilize a transformer to help boost the amperage even further.
The higher the amperage, the reduced time it takes to charge the battery.
Another idea is when the bike is standing still, solar and wind energy charge a nicad or lithium ion battery. Upon moving again, the energy is dishcharged from the battery into a supercapacitor at the push of a button, allowing for rapid speed. After the supercapacitors have been drained, the energy than goes from the wind and solar to the motor as a form of pedal assist.
As of July 18th, 2014, the device is up to 8 to 10 volts D.C, with enough increased amperage to turn a motor small enough and powerful enough to power a bicycle. The device full measurements are approx 2 foot high by 1 foot depth and a weight of 25 pounds. With a second module attached with solar panel and stepper motor generator we are looking at a total output of 50 volts or more.
Below video shows voltage increase during late July, 2014.
July 3rd, 2014 - 2nd Unit Added to boost voltage
June 21st, 2014, 24 Hour Successful Burn Test
June 21st, 2014, Using a solar light from a dollar store, I am starting to get an extra 2 volt gain.
June 2nd, 2014
May 15th, 2014:
The below video gives an overview of the working technology of the device and includes voltages obtained and general circuitry.
On Road test of device showing voltages measured with voltmeter.
On Road test of device showing voltages measured with multimeter.
Self Propelled Bike - In Testing - Charging SuperCapacitor
Showing Voltages generated by small DC motor.
Below is one of our earlier tests showing how to use a CPU fan as a generator.
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The information below contains ROUGH scientific notes collected from videos, circuit diagrams and the like and which are being used to construct our new propulsion device. These notes are intended to help give a general idea of how these circuits behave so that they may be improved upon. After reviewing all these notes, a parts list has been assembled consisting of over 40 parts.
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