Geothermal power generation system

Abstract

A geothermal power generation system comprises: a heat collecting cover, comprising a cap and an opening, wherein the cap comprises a heat conducting layer, a thermoelectric conversion layer, and a heat dissipation layer, from inside to outside, wherein the opening faces a geothermal well; a thermometer, capable of measuring a collector temperature of the heat conducting layer; a lifter; a control circuit, controlling a height of the heat collecting cover apart from the geothermal well via the lifter according to the collector temperature.

What is claimed is: 
     
         1 . A geothermal power generation system, comprising:
 a heat collecting cover, comprising a cap and an opening, wherein the cap comprises a heat conducting layer, a thermoelectric conversion layer, and a heat dissipation layer, from inside to outside, wherein the opening faces a geothermal well;   a thermometer, capable of measuring a collector temperature of the heat conducting layer;   a lifter;   a control circuit, controlling a height of the heat collecting cover apart from the geothermal well via the lifter according to the collector temperature, wherein the heat collecting cover is moved away from the geothermal well when the collector temperature is higher than a temperature range, wherein the heat collecting cover is moved toward the geothermal well when the collector temperature is lower than the temperature range, wherein the heat collecting cover is not moved when the collector temperature is in the temperature range.   
     
     
         2 . The geothermal power generation system according to  claim 1 , wherein the heat conducting layer comprises a copper layer. 
     
     
         3 . The geothermal power generation system according to  claim 1 , wherein the heat conducting layer comprises a aluminum layer. 
     
     
         4 . The geothermal power generation system according to  claim 1 , wherein the heat conducting layer comprises a zinc layer. 
     
     
         5 . The geothermal power generation system according to  claim 1 , wherein the thermoelectric conversion layer comprises a plurality of thermoelectric generating modules. 
     
     
         6 . The geothermal power generation system according to  claim 1 , wherein the heat conducting layer comprises a plurality of fins. 
     
     
         7 . The geothermal power generation system according to  claim 1 , wherein the thermometer comprises an infrared thermometer. 
     
     
         8 . The geothermal power generation system according to  claim 1 , wherein the thermometer comprises a temperature sensing chip. 
     
     
         9 . A geothermal power generation system, comprising:
 a heat collecting cover, comprising a cap and an opening, wherein the cap comprises a heat conducting layer, a thermoelectric conversion layer, and a heat dissipation layer, from inside to outside, wherein the opening faces a geothermal well;   a thermometer, capable of measuring a collector temperature of the heat conducting layer;   an air valve, comprising an exhaust port, disposed in the geothermal well;   a control circuit, controlling a venting capacity of the geothermal well via the air valve according to the collector temperature, wherein the exhaust port is shrunk when the collector temperature is higher than a temperature range, wherein the exhaust port is expanded when the collector temperature is lower than the temperature range, wherein the exhaust port is not adjusted when the collector temperature is in the temperature range.   
     
     
         10 . The geothermal power generation system according to  claim 9 , wherein the heat conducting layer comprises a copper layer. 
     
     
         11 . The geothermal power generation system according to  claim 9 , wherein the thermoelectric conversion layer comprises a plurality of thermoelectric generating modules. 
     
     
         12 . The geothermal power generation system according to  claim 9 , wherein the heat conducting layer comprises a plurality of fins. 
     
     
         13 . The geothermal power generation system according to  claim 1 , wherein the thermometer comprises an infrared thermometer. 
     
     
         14 . The geothermal power generation system according to  claim 9 , wherein the thermometer comprises a temperature sensing chip.