초록 ▼

A solar air conditioning system and method of superheating working fluid is provided. The solar air conditioning system superheats the working fluid using radiant energy from the sun, and then delivers the working fluid as a superheated and higher-pressured gas to a condenser within the solar air co

A solar air conditioning system and method of superheating working fluid is provided. The solar air conditioning system superheats the working fluid using radiant energy from the sun, and then delivers the working fluid as a superheated and higher-pressured gas to a condenser within the solar air conditioning system. The solar air conditioning system includes a solar collector within which the working fluid is superheated.

대표청구항 ▼

1. A cooling system comprising: a compressor configured to compress a working fluid;a solar collector coupled to said compressor, said solar collector configured to heat said working fluid to convert said working fluid into a gaseous state;a condenser coupled to said solar collector, said condenser

1. A cooling system comprising: a compressor configured to compress a working fluid;a solar collector coupled to said compressor, said solar collector configured to heat said working fluid to convert said working fluid into a gaseous state;a condenser coupled to said solar collector, said condenser configured to condense said heated working fluid; andan evaporator coupled between said condenser and said compressor, said evaporator configured to evaporate said condensed working fluid,wherein said solar collector comprises: at least one evacuated tube configured to heat said working fluid,wherein said working fluid is heated while present within an interior space of said at least one evacuated tube. 2. The cooling system of claim 1, wherein said solar collector heats said working fluid using radiant energy from the sun. 3. The cooling system of claim 1, wherein said solar collector further comprises: an inlet pipe that receives said working fluid;at least one u-tube that is configured to receive at a first end said working fluid from said inlet pipe;an outlet pipe that is configured to receive said working fluid from a second end of said at least one u-tube,wherein said at least one u-tube is further configured to extend within the interior space of said at least one evacuated tube. 4. The cooling system of claim 3, wherein said solar collector comprises a plurality of u-tubes and a plurality of evacuated tubes, wherein each u-tube of said plurality of u-tubes is configured to receive said working fluid from said inlet pipe, and wherein each u-tube of said plurality of u-tubes is further configured to extend within a corresponding evacuated tube of said plurality of evacuated tubes. 5. The cooling system of claim 4, wherein said working fluid flows from said inlet pipe into said first end of said at least one u-tube and exits said at least one u-tube from said second end and flows into said outlet pipe. 6. The cooling system of claim 3, wherein said working fluid travels through said at least one u-tube, is heated using radiant energy collected by said evacuated tubes, then circulates out from said at least one u-tube in the superheated gaseous state, and is then delivered into said outlet pipe. 7. The cooling system of claim 3, wherein said solar collector further comprises an inner tank, and wherein said inlet pipe and said outlet pipe are housed within said inner tank. 8. The cooling system of claim 7, wherein said inner tank comprises at least one hole through which said at least one u-tube extends out from said inlet pipe and said outlet pipe, and wherein an upper portion of an open ended side of said at least one evacuated tube is inserted into said at least one hole. 9. The cooling system of claim 8, wherein said inner tank and the interior space of said at least one evacuated tube is filled with a heat transfer fluid, wherein said at least one u-tube is submerged in said heat transfer fluid, and wherein said heat transfer fluid is sealed within an enclosure formed of said inner tank in combination with said at least one evacuated tube inserted into said at least one hole of said inner tank. 10. The cooling system of claim 7, wherein said solar collector further comprises: an insulating material that surrounds said inner tank; andan outer housing that encloses said inner tank and said insulating material. 11. The cooling system of claim 3, wherein said solar collector further comprises a heat transfer fluid that fills the interior space of said at least one evacuated tube and within which said at least one u-tube is submerged. 12. The cooling system of claim 11, wherein said heat transfer fluid absorbs radiant energy from the sun, converts the radiant energy into heat, and transfers the heat to said working fluid. 13. The cooling system of claim 12, wherein said heat transfer fluid has a boiling point of at least 424° F. 14. The cooling system of claim 3, wherein said solar collector further comprises at least one heat transfer fin attached to a portion of said at least one u-tube. 15. The cooling system of claim 14, wherein said at least one heat transfer fin contacts an inside wall of said at least one evacuated tube. 16. The cooling system of claim 14, wherein said at least one heat transfer fin protrudes from said at least one u-tube and contacts a selective coating applied to an inner surface of said at least one evacuated tube. 17. The cooling system of claim 16, wherein said selective coating comprises Al—N/AL and enables said at least one evacuated tube to absorb and convert radiant energy into heat. 18. The cooling system of claim 1, wherein said at least one evacuated tube is a double wall vacuum tube comprising a triple deposition selective surface coating. 19. The cooling system of claim 1, wherein said at least one evacuated tube receives radiant energy from the sun, generates heat from the radiant energy, and transfers the heat through a heat transfer fluid to said working fluid flowing within the interior space of said at least one evacuated tube. 20. A method of circulating a working fluid in a closed loop within a cooling system, the method comprising: compressing said working fluid by applying pressure to said working fluid to pack molecules of said working fluid closer together;heating said compressed working fluid using radiant energy from the sun, wherein said compressed working fluid is heated within an evacuated tube that converts the radiant energy into heat for heating said compressed working fluid while said working fluid is present within an interior space of said evacuated tube;condensing said heated working fluid by cooling and changing a state of said heated working fluid from a gas into a liquid; andevaporating said condensed working fluid by changing a state of said condensed working fluid from a liquid into a gas.