ON 20101028@8:23:38 AM at page: On a web page you were interested in at: http://techref.massmind.org/Techref/member/plp-actcom-f00/sun-turbo-1.htm#40479.3497453704 James Newton[JMN-EFP-786] See also: http://www.gizmag.com/waterless-solar-thermal-tower-power-plant/16738/ "...the solar Brayton Cycle system uses the concentrated solar energy to heat compressed air, which expands through a 200kW turbine to generate electricity."