Patent ID: 8820394
Filing Date: 2014-09-02
Classification: F24T,Y02E

Abstract:
1. A convection enhanced closed loop geothermal heat pump well, comprising: a well bore extending from an earth surface down into the earth, said well bore at least partially filled with groundwater; a center pipe having a top end and a bottom end disposed in said well bore, said center pipe having a plurality of apertures distributed throughout the length of said center pipe and being more densely distributed adjacent said top end and said bottom end of said center pipe for allowing the ingress and egress of said groundwater; a pump disposed within said center pipe for facilitating a flow of said groundwater through said apertures adjacent said bottom end of said center pipe and out of said apertures adjacent said top end of said pipe; and a closed source loop disposed in said well bore, said source loop including at least one source loop pipe extending adjacent said center pipe in said well bore and containing a working fluid for absorbing or transmitting thermal energy; wherein said apertures adjacent said top end of said center pipe are configured to disperse said groundwater flowing out of said apertures adjacent said top end of said center pipe radially away from said well bore and into said earth.