System to enable geothermal field interaction with existing hvac systems, method to enable geothermal field interaction with existing hvac system

Abstract

A system for adapting an HVAC system in an existing building for utilizing geothermal energy is described. The system uses an incoming flux of geothermal energy, along with a plurality of heat exchange surfaces adapted to receive the incoming flux of geothermal energy. The system also includes an interface between the HVAC system and the heat exchange surfaces. The interface is adapted to transfer the geothermal energy to the system. A multiplier sub for a drill rig and several drilling assemblies are also described, along with a system to reduce vibration.

The embodiment of the invention in which an exclusive property or privilege is claimed is defined as follows: 
     
         1 . A system for adapting an HVAC system in an existing building for utilizing geothermal energy, the system comprising:
 an incoming flux of geothermal energy;   a plurality of heat exchange surfaces adapted to receive the incoming flux of geothermal energy; and   an interface between the HVAC system and the heat exchange surfaces, said interface adapted to transfer the geothermal energy to the system.   
     
     
         2 . The system as recited in  claim 1  wherein the incoming flux of geothermal energy comprises thermally treated fluid at a pressure of between 20 psi and 40 psi. 
     
     
         3 . The system as recited in  claim 2  wherein the fluid has a vapor pressure greater than or equal to water. 
     
     
         4 . The system as recited in  claim 2  wherein the fluid is water, or alcohol, or air and combinations thereof. 
     
     
         5 . The system as recited in  claim 1  wherein the interface is maintained in a controlled environment. 
     
     
         6 . The system as recited in  claim 1  wherein said plurality of heat exchange surfaces provides at least 30 tons of energy to the HVAC system. 
     
     
         7 . A drill rig comprising a multiplier sub having an above ground drive motor to form an elongated hole by dislocating solid material from earth and a below ground mechanical system to reduce vibration in a drill rig connected to a drill pipe, a drill bit, and an above ground drive motor to form an elongated hole in earth by dislocating solid material from earth and a bottom-hole assembly having an above ground drive motor to form an elongated hole by dislocating solid material of the earth. 
     
     
         8 . The drill rig of  claim 7  wherein the multiplier sub having an above ground drive motor to form an elongated hole by dislocating solid material from earth comprises:
 a sleeve having a threaded male connector attached to a sleeve tube, where the sleeve tube includes an sleeve tube interior surface lined with teeth; 
 a mandrel having a threaded female connector attached to a mandrel shaft, where the mandrel shaft is positioned within the sleeve tube and includes a mandrel shaft exterior surface lined with teeth; 
 a first gear cluster having a plurality of first gear cluster pin gears positioned within the sleeve tube between teeth of the sleeve and mandrel; and 
 a second gear cluster having a plurality of second gear cluster pin gears positioned within the sleeve tube between teeth of the sleeve and mandrel, where the first gear cluster is separated from the second gear cluster by an intermediate bearing, and where a teeth ratio between the sleeve the mandrel, the first gear cluster, and the second gear cluster is a value that configures the mandrel to spin at least twice as fast as the sleeve. 
 
     
     
         9 . The multiplier sub of  claim 8 , where a diameter of a pin gear of the second gear cluster is different from a diameter of a pin gear of the first gear cluster. 
     
     
         10 . The multiplier sub of  claim 8 , where the first gear cluster includes six pin gears. 
     
     
         11 . The multiplier sub of  claim 8 , further comprising:
 a mandrel bearing positioned between the threaded male connector and the mandrel;   an upper bearing position between the sleeve and the mandrel and positioned above the first gear cluster;   a lower bearing position between the sleeve and the mandrel and positioned below the second gear cluster; and   a lock secured to the sleeve tube interior surface below the lower bearing.   
     
     
         12 . The drill rig of  claim 7  wherein the bottom-hole assembly for a drill rig having an above ground drive motor to form an elongated hole by dislocating solid material of the earth comprises:
 a drill bit; 
 a drill bit sub connected to the drill bit; 
 a first multiplier sub; and 
 a second multiplier sub connected between the drill bit sub and the first multiplier sub, where the first multiplier sub and the second multiplier sub each comprise: 
 a sleeve having a threaded male connector attached to a sleeve tube, where the sleeve tube includes an sleeve tube interior surface lined with teeth; 
 a mandrel having a threaded female connector attached to a mandrel shaft, where the mandrel shaft is positioned within the sleeve tube and includes a mandrel shaft exterior surface lined with teeth; 
 a first gear cluster having a plurality of first gear cluster pin gears positioned within the sleeve tube between teeth of the sleeve and mandrel; and 
 a second gear cluster having a plurality of second gear cluster pin gears positioned within the sleeve tube between teeth of the sleeve and mandrel, where the first gear cluster is separated from the second gear cluster by an intermediate bearing, and where a teeth ratio between the sleeve the mandrel, the first gear cluster, and the second gear cluster is a value that configures the mandrel to spin at least twice as fast as the sleeve. 
 
     
     
         13 . The bottom-hole assembly of  claim 12 , where a diameter of a pin gear of the second gear cluster is different from a diameter of a pin gear of the first gear cluster. 
     
     
         14 . The bottom-hole assembly of  claim 12 , where the first gear cluster includes six pin gears. 
     
     
         15 . The bottom-hole assembly of  claim 12 , further comprising:
 a mandrel bearing positioned between the threaded male connector and the mandrel;   an upper bearing position between the sleeve and the mandrel and positioned above the first gear cluster;   a lower bearing position between the sleeve and the mandrel and positioned below the second gear cluster; and   a lock secured to the sleeve tube interior surface below the lower bearing.   
     
     
         16 . The drill rig of  claim 7  wherein the below ground mechanical system to reduce vibration in a drill rig connected to a drill pipe, a drill bit, and an above ground drive motor to form an elongated hole in earth by dislocating solid material from earth comprises:
 the drill bit; 
 a drill bit sub connected to the drill bit; 
 a first multiplier sub; and 
 a second multiplier sub connected between the drill bit sub and the first multiplier sub, where the first multiplier sub and the second multiplier sub each comprise: 
 a sleeve having a threaded male connector attached to a sleeve tube, where the sleeve tube includes an sleeve tube interior surface lined with teeth; 
 a mandrel having a threaded female connector attached to a mandrel shaft, where the mandrel shaft is positioned within the sleeve tube and includes a mandrel shaft exterior surface lined with teeth; 
 a first gear cluster having a plurality of first gear cluster pin gears positioned within the sleeve tube between teeth of the sleeve and mandrel; and 
 a second gear cluster having a plurality of second gear cluster pin gears positioned within the sleeve tube between teeth of the sleeve and mandrel, where the first gear cluster is separated from the second gear cluster by an intermediate bearing, and where a teeth ratio between the sleeve the mandrel, the first gear cluster, and the second gear cluster is a value that configures the mandrel to spin at least twice as fast as the sleeve. 
 
     
     
         17 . The below ground mechanical system of  claim 16 , where a diameter of a pin gear of the second gear cluster is different from a diameter of a pin gear of the first gear cluster. 
     
     
         18 . The below ground mechanical system of  claim 16 , where the first gear cluster includes six pin gears. 
     
     
         19 . The below ground mechanical system of  claim 16 , further comprising:
 a mandrel bearing positioned between the threaded male connector and the mandrel;   an upper bearing position between the sleeve and the mandrel and positioned above the first gear cluster;   a lower bearing position between the sleeve and the mandrel and positioned below the second gear cluster; and   a lock secured to the sleeve tube interior surface below the lower bearing.