Articles by

Paul Gipe

Rate of Return Calculation of Solar PV Using @IRATE Function

By

Paul Gipe

My thanks to Simon Boone of Generation Solar Renewable Energy Systems for calling my attention to a simple spreadsheet function for calculating the rate of return.

Links to Real Time Solar Generation

By

Paul Gipe

The following are links to web pages that log real time performance of solar PV systems.

Freiburg’s Solar Siedlung (Settlement)

By

Paul Gipe

Craig Morris, author of Energy Switch, recently gave me a whirlwind tour of the Solar Siedlung in Freiburg, Germany. The ... Read more

The Aachen Solar Tariff Model

By

Paul Gipe

In the early 1990s the city of Aachen (Aix-en-Chapelle) Germany set the world of solar energy on its ear. Until that time development of solar PV depended entirely on direct and substantial subsidies.

German Solar PV for Free Says Walter Fischer

By

Paul Gipe

Protecting creation. Lutheran church with a roof top of solar PV in the village of Schönau, Baden-Württemberg.   In Germany, ... Read more

Gore Calls for Renewable Energy Tariffs

By

Paul Gipe

    Gore Calls for National Renewable Energy Tariffs in Congressional Testimony In testimony before the Senate Environment and Public ... Read more

Germany Installed 1,150 MW of Photovoltaics in 2006 Says Magazine

By

Paul Gipe

  Photon magazine is reporting that 1,150 MW of solar photovoltaics were installed in Germany in 2006. If confirmed this ... Read more

Germany Installed 1,150 MW of Photovoltaics in 2006 Says Magazine

By

Paul Gipe

Photon magazine is reporting that 1,150 MW of solar photovoltaics were installed in Germany in 2006. If confirmed this another world record for the German solar industry and the first time that annual installations in any one country exceeded the gigawatt level.

Presentation by Paul Gipe to Bundesverband WindEnergie on the Wind Rush of 2005-2007

By

Paul Gipe

The North American Market is Like a Bucking Bronco at a Texas Rodeo--"Yee Ha! Ride Em Cowboys!"