Double flow-circuit heat exchange device for periodic positive and reverse directional pumping

Abstract

The present invention discloses the double flow circuit heat exchange operating function for periodic positive and reverse directional pumping, wherein the fluid ports at the two sides of double flow circuit type heat exchanger are equipped with the bidirectional fluid pumping device capable of producing positive or negative pressures for periodically positive or reverse pumping the two circuits of fluids in different flow directions, while maintaining the relationship of different flow directions between the two circuits of fluids during the periodic positive or reverse pumping operations.

1 . A double flow-circuit heat exchange device for periodic positive and reverse directional pumping which is installed with the bidirectional fluid pumping device ( 123 ), and the periodic fluid direction-change operative control device ( 250 ) for operatively controlling the bidirectional fluid pumping device ( 123 ) to the conventional heat exchange device ( 1000 ) so as to allow the fluids in two different flow directions appearing periodic change of different flow directions to pass through heat exchanger ( 100 ) inside heat exchange device ( 1000 ), wherein:
    The bidirectional fluid pumping device ( 123 ): It is constituted by 1) at least four fluid pumping devices capable of producing positive pressure to push fluid; 2) at least four fluid pumping devices capable of producing negative pressure to attract fluid; or 3) at least two fluid pumping devices having both functions of producing positive pressure to push fluid and negative pressure to attract fluid for pumping gaseous or liquid state fluids, wherein the fluid pump is driven by electric motor, engine power, or mechanical or electric power converted from other wind power, thermal energy, temperature-difference energy, or solar energy, etc.;   Said bidirectional fluid pumping device ( 123 ) and heat exchange device ( 1000 ) are in an integral structure or are in the separated structures;      The periodic fluid direction-change operative control device ( 250 ): It is constituted by electromechanical components, solid state electronic components, or microprocessors and relevant software and operative control interfaces to operatively control the bidirectional fluid pumping device ( 123 ) for periodically changing the flow direction of the two fluids in different flow directions thereby operatively controlling the distribution status of 1) temperature difference; or 2) humidity difference; or 3) both temperature difference and humidity difference between fluids and heat exchanger ( 100 ) of heat exchange device ( 1000 );   The timing for fluid periodic flow direction change can be 1) the open loop type operative control by presetting the direction-change period of fluid flow, or 2) the closed loop type operative control by detecting the temperature or humidity difference between fluid and heat exchanger of heat exchange device at setting locations or by simultaneously referencing the status of temperature or humidity difference values for closed loop fluid flow direction change timing operative control; or 3) randomly manual change.   
   
   
       2 . A double flow-circuit heat exchange device for periodic positive and reverse directional pumping as claimed in  claim 1 , wherein the embodied constitution types of heat exchanger or full heat exchanger include being the tubular structure in linear or other geometric shapes. 
   
   
       3 . A double flow-circuit heat exchange device for periodic positive and reverse directional pumping as claimed in  claim 1 , wherein the embodied constitution types of heat exchanger or full heat exchanger include being constituted by the multi-layer structure having fluid path for passing gaseous or liquid state fluids. 
   
   
       4 . A double flow-circuit heat exchange device for periodic positive and reverse directional pumping as claimed in  claim 1 , wherein the embodied constitution types of heat exchanger or full heat exchanger include being constituted by one or more than one fluid path in series connection, parallel connection or series and parallel connection.