Category: PV

New Jersey Solar Math

This is a somewhat longer blog, but anybody who has spend more than a second thinking about installing roof top solar should read this story. It provides real life details about how to fit and finance residential roof top solar in NJ. I am a card carrying solar energy nut, but never thought that acquiring roof… Read more »

AD 1522 to 2015, A Really Big Step for Mankind

In 1522 a sailing vessel, named the Victoria, arrived in Spain and thereby completed the first circumnavigation of Earth using only sustainable power (wind). This voyage is generally called Magellan’s voyage, but the person who completed the voyage in command was Juan Sebastian Elcano.   Since that time, humans have circumnavigated Earth in any number… Read more »

Solar Conestogas

Powering cars with solar cells installed on the car is an intriguing proposition, but unless we drive for very high efficiencies with resulting uncomfortable and impractical cars such as solar racers, it will probably not be possible to power cars with solar cells to the extent that we power cars with chemical fuels such as… Read more »

Is There a New Wind Blowing In Technology? Is It Efficiopunk?

The march of technology is not a straight line. It can take leaps (internet), occasionally stop completely (dark ages), depend on big project steps and raw power (Apollo), or occasionally it seems to do a jitterbug and move all over the place at the same time. When it jitterbugs it seems the world belongs to… Read more »

Let The Sun Shine On The Delaware

M&O covers quite a range of waterfronts. Some we only visit occasionally (for example, Bahia Blanca, Argentina we visit no more than about once a decade) but others we visit on an almost daily basis. The Delaware River ports are home turf for us, but every now and then we need to check the internet… Read more »