An online clean technology database

Energy supply and consumption (excl. industry)

Run of River Hydro for Large Scale Electricity Supply run of river image

Run-of-river hydro projects use the natural downward flow of rivers and micro turbine generators to capture the kinetic energy carried by water. Typically water is taken from the river at a high...

Small hydropower Small Hydro in Indonesia

Small hydropower here refers to hydroelectric power plants below 10MW installed capacity. Hydroelectric power plants are power plants that produce electrical energy by driving turbines and...

Solar cookers © Climate Tech Wiki - acc and respective owners

People have been using the solar cooker or oven for centuries. The first solar oven was made by a Swiss...

Solar Cooling and Hybrid Systems with Heating and Hot Water © Climate Tech Wiki - acc and respective owners

Solar cooling technologies transform solar radiation to provide space cooling and refrigeration services. Air conditioning in buildings has traditionally been provided by air conditioners using...

Solar Heating technologies © ClimateTechWiki and respective owners

Solar thermal technology can be used to provide heating for domestic or industrial uses. A solar heating system can capture the sun's radiation and use it for both hot water heating...

Solar lanterns © ClimateTechWiki and respective owners

In developing countries the solar lantern is a cheap alternative to a Solar Home System (SHS) providing 4-5 hours of high quality lighting service. It provides higher quality light than the use of...

Solar PV Solar cells (source: http://www.flickr.com/photos/33264427@N06/3166865015/)

Solar photovoltaic, or simply photovoltaic (SPV or PV), refers to the technology of using solar cells to convert solar radiation directly into electricity. A solar cell works based on the...

Solar technologies © ClimateTechWiki and respective owners

Solar technologies facilitate the extraction of a renewable energy source by harnessing power from the sun. There are two technological principles that can be used to achieve this: (1) Collecting...

Solar thermal for hot water for domestic and industrial use © Climate Tech Wiki - acc and respective owners

Solar thermal technology can be used to provide hot water for domestic or industrial uses. Recently, ‘combi’ systems have been introduced which can provide both space and water heating. Advances...

Solar towers (updraft) image solar tower

A solar updraft power plant consists of a chimney, a collector area and wind turbines. In the collector area air is heated by solar radiation under a glass or plastic roof. This heat is thus...

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