California

Renewable Energy & Efficiency Fair, Saturday April 25 at Arcata's Redwood Community Park. Held in conjunction with SUN DAY '92 (see above), the fair will be a regional gathering to see micro hydro, wind, and PV systems solar ovens, solar hot water, electric vehicles, etc. There will be workshops on renewable energy, local music on a PV powered sound system, and a keynote address by Richard Perez of Home Power. Contact us at PO Box 4179 Arcata, CA 95521 707-822-3481 SEER 92 Solar Energy Expo...

Powerstar Pow200

The water has substantial momentum at this point (it's called a water hammer), and no place to go except to force open the pressure valve. This forces water up the delivery pipe, and pressurizes the air in the chamber (2). As the water hammer decays and rebounds, or flows back the other way, the pressure valve is closed by the pressure from the delivery pipe. The impulse valve drops open (3), readying the ram pump for another cycle (1). This operation is repeated from 25 to 100...

Spring

Every year the coming of Spring amazes me. The cold, seemingly dead world around me comes alive with the improbability of new life. I stand in awe of Nature's ever renewable vitality. This Spring is even more amazing. This Spring's greatest promise comes from the least attentive of Nature's children - humans. Home Power has been flooded with letters, telephone calls, computer disks, and FAXes. Seems like the power of Spring is awakening a Spark, the Spark that glows dimly...

Pole Pipe Wind Turbine Tower

Utility Pole With Two Guy Wires

Having purchased a Windseeker II wind electric turbine, we faced the daunting prospect of erecting a tower. The tower has to be at least 15 feet above surrounding obstacles. In our case this worked out to be 50 feet above the ground. Here are plans for a tower that is inexpensive, easy to build, and can be raised and lowered by a single person. Our homestead is located on the north side of the Alaska Range where the gusty and powerful Chinook winds are common. Any tower we built had to be...