EP2148164A2

EP2148164A2 - Single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping

Info

Publication number: EP2148164A2
Application number: EP20090251864
Authority: EP
Inventors: Tai-Her Yang
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-07-23
Filing date: 2009-07-23
Publication date: 2010-01-27
Also published as: CN201662349U; BRPI0902599A2; CA2672896A1; JP2010032207A; SG158832A1

Abstract

The present invention discloses the conventional cold heat absorbing and the heat dissipating warming energy discharge device (100) being further made to the single flow circuit (101) functional structure for periodic positive and reverse directional pumping (123), wherein it is through changing the flow direction of the positive or reverse directional pumping the fluid (10) passing through the flow circuit (101) to timely improve the temperature distribution status between the fluid (10) and the heat absorbing/release device (100) as well as to reduce the disadvantages of impurity accumulations at fixed flow direction.

Description

BACKGROUND OF THE INVENTION

(a) Field of the invention

The present invention improves the conventional applications for the heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device to have the single flow circuit flow direction functioning structure of periodic positive and reverse directional pumping thereby by periodically positive and reverse directional pumping the fluid to timely improve the temperature distribution between the fluid and the heat absorbing/release device, and reducing the disadvantages of impurities or pollutants accumulation in fixed flow direction.

(b) Description of the Prior Art

Fig. 1 is a principle block schematic view showing the main structure of the conventional single flow circuit flow pumping device in fixed flow direction being applied in the heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device; as shown in Fig. 1, the fluid (10) is pumped into the fluid port at side with different temperature and discharged out of the fluid port at another side with another different temperature through passing the flow circuit (101) by the fluid pumping device (120) usually in fixed flow direction; as the fluid flow direction of the fluid (10) passing through the flow circuit (101) is fixed, the temperature difference distribution gradient inside heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device (100) is unchanged.

SUMMARY OF THE INVENTION

The present invention discloses that the conventional heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device (100) having pumping fluid (10) to pass through the flow circuit (101) at fixed flow direction is series connected with the bidirectional fluid pumping device being driven by the power source (300) and being operatively controlled by the periodic fluid direction-change operative control device (250) for periodic positive and reverse directional pumping and operatively controlled thereby obtaining the following one or more than one functions, including: 1) it is through the periodic positive and reverse pumping fluid (10) passing through the flow circuit (101) in different flow directions in heat exchange applications to change the internal temperature difference distribution status of heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device being operated for heat absorbing and release functions thereby promoting the heat exchange efficiency; 2) The impurities or pollutants brought in by the fluid (10) passing through the flow circuit (101) at previous flow direction are discharged by the single flow circuit periodic positive and reverse directional pumping fluid thereby reducing the disadvantages of impurities or pollutants accumulations at fixed flow direction.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a block schematic view showing the main structure principle of the conventional single flow circuit fluid pumping device in fixed flow direction.
Fig. 2 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention being driven by a bidirectional fluid pumping device.
Fig. 3 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention being driven by a bidirectional fluid pumping device and being installed with the temperature detecting device at one side thereof.
Fig. 4 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention for periodic positive and reverse directional pumping being driven by a bidirectional fluid pumping device and being installed with temperature detecting device at both sides thereof.
Fig. 5 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention for periodic positive and reverse directional pumping being driven by the bidirectional fluid pumping device constituted by two unidirectional fluid pumps in different flow pumping directions.
Fig. 6 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention for periodic positive and reverse directional pumping being driven by the bidirectional fluid pumping device constituted by two unidirectional fluid pumps in different flow pumping directions and being installed with the temperature detecting device at one side thereof.
Fig. 7 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention for periodic positive and reverse directional pumping being driven by the bidirectional fluid pumping device constituted by two unidirectional fluid pumps in different flow pumping directions and being installed with temperature detecting devices at both side thereof.
Fig. 8 is the embodied schematic view of the present invention showing that at least one fluid pump capable of bidirectionally pumping the fluid is installed at position on either the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 9 is the embodied schematic view of the present invention showing that at least one fluid pump capable of bidirectionally pumping the fluid is installed in the middle of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 10 is the embodied schematic view of the present invention showing that at least two fluid pumps capable of bidirectionally pumping the fluid are respectively installed on the fluid port (a) and the fluid port (b) at two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 11 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being series connected to constitute the bidirectional fluid pumping device are installed at position on either one of the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 12 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being series connected to constitute the bidirectional fluid pumping device are installed at the middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 13 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being series connected to constitute the bidirectional fluid pumping device are installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 14 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being parallel connected to constitute the bidirectional fluid pumping device are installed at position on either one of the fluid port (a) and the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 15 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being parallel connected to constitute the bidirectional fluid pumping device are installed at the middle section of the heat exchanger.
Fig. 16 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being parallel connected to constitute the bidirectional fluid pumping device are installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 17 is the embodied schematic view showing that the present invention is constituted by at least one unidirectional fluid pump and four controllable switch type fluid valves in bridge type, and is installed at position on either one of the fluid port (a) or the fluid port (b) at one end of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 18 is the embodied schematic view showing that the present invention is constituted by at least one unidirectional fluid pump and four controllable switch type fluid valves in bridge type, and is installed at middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.
Fig. 19 is the embodied schematic view showing that the present invention is constituted by at least two unidirectional fluid pumps and four controllable switch type fluid valves in bridge type, and is installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.

DESCRIPTION OF MAIN COMPONENT SYMBOLS

10: Fluid
11, 11': Temperature detecting device
100: Heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device
101: Flow Circuit
120: Fluid pumping device in fixed flow direction
123: Bidirectional fluid pumping device
126: Unidirectional valve
129, 129': Fluid valve
250: Periodic fluid direction-change operative control device
300: Power source
a, b: Fluid port

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

Fig. 2 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention being driven by a bidirectional fluid pumping device.
As shown in Fig. 2: for the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping, the heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device (100) is series connected with the bidirectional fluid pumping device (123) for periodic positive and reverse directional pumping being driven by the power source (300) and being operatively controlled by the periodic fluid direction-change operative control device (250) so as to make the fluid (10) passing through the flow circuit (101) appear periodic flow directional change, wherein:

---- The bidirectional fluid pumping device (123): It is constituted by 1) the fluid pumping device capable of producing positive pressure to push fluid; or 2) the fluid pumping device capable of producing negative pressure to attract fluid; or 3) the fluid pumping device capable of producing positive pressure to push fluid or producing negative pressure to attract fluid for pumping gaseous or liquid state fluids (10), wherein the fluid pump is driven by the electric motor being driven by the electric power supply from power source (300), or driven by the electric power converted from mechanical energies such as engine power, or mechanical or electric power converted from other wind power, thermal energy, temperature-difference energy, or solar energy, etc;
---- Power source (300): It is the power source for operation, wherein it includes AC or DC city power system or devices of independent power producers;
---- 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) to have following one ore more than one functions, including: 1) for periodically changing the flow direction of the fluid passing through the heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device (100) thereby operatively controlling the temperature difference distribution status between the fluid (10) passing through the flow circuit (101) and the heat exchanger inside the heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device (100); or 2) for operatively controlling the flow rate of fluid pumped by the bidirectional fluid pumping device (123), thus to modulate the temperature of heat exchanger; or 3) for mixed operative control of aforementioned item 1) and 2) functions;

The timing for fluid periodic flow direction change can be 1) the fluid pumping direction is operatively controlled manually; or 2) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting the time period of direction change on the periodic fluid direction-change operative control device (250) thereby changing the flow direction of the fluid (10) passing through the flow circuit (101).
Taking the application example of the heat dissipating warming energy discharge device shown in Fig. 2 for heat release to indoors in cold winter times, wherein the higher indoor temperature fluid flow is pumped through the heat dissipating warming energy discharging device (100) via the fluid port (a) and is discharged to outdoors via the fluid port (b) by the bidirectional fluid pumping device (123), the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from high temperature at the fluid port (a) to the lower temperature at the fluid port (b), then it is further through that 1) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled manually, or 2) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting the time period of direction change on the periodic fluid direction-change operative control device (250) thereby changing the fluid flow direction, wherein the higher temperature fluid is pumped to the heat dissipating warming energy discharging device (100) via the fluid port (b) and is discharged via the fluid port (a), and the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from lower temperature at the fluid port (b) to gradually rise to the higher temperature at the fluid port (a), so that temperature distribution status on the heat dissipating warming energy discharging device (100) is changed by the fluid (10) passing through the flow circuit (101) for periodic positive and reverse directional pumping.
Fig. 3 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention being driven by a bidirectional fluid pumping device and being installed with the temperature detecting device at one side thereof.
Fig. 3 shows that the at least one temperature detecting device (11) is installed on the position capable of directly or indirectly detecting temperature variation of fluid as shown in the embodiment of Fig. 2 for transmitting the detected temperature signals back to the periodic fluid direction-change operative control device (250); wherein:

---- 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) to have following one ore more than one functions, including: 1) for periodically changing the flow direction of the fluid passing through the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby operatively controlling the temperature difference distribution status between the fluid (10) passing through flow circuit (101) and the heat exchanger inside the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100); or 2) for operatively controlling the flow rate of fluid pumped by the bidirectional fluid pumping device (123), thus to modulate the temperature of heat exchanger; or 3) for mixed operative control of aforementioned item 1) and 2) functions;

The operative control methods for periodic fluid direction-change operative control device (250) are one or more than one of the following to include that: 1) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled manually, or 2) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting time period, or setting time period according to temperature variations on the periodic fluid direction-change operative control device (250), or 3) at least one temperature detecting device (11) being installed at position capable of directly or indirectly detecting temperature variation of fluid, wherein the detecting signals of the temperature detecting device (11) are transmitted to the periodic fluid direction-change operative control device (250), so that when the heat dissipating warming energy discharging device (100) reaches setting temperature, the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled to pump the fluid in reverse flow direction thereby allowing the fluid (10) passing through the flow circuit (101) for periodic positive and reverse pumping so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed accordingly.
Fig. 3 shows the application example of the heat dissipating warming energy discharge device for heat release to indoors in cold winter times, wherein the higher indoor temperature fluid flow is pumped through the heat dissipating warming energy discharging device (100) via the fluid port (a) and is discharged to outdoors via the fluid port (b) by the bidirectional fluid pumping device (123), the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from high temperature at fluid port (a) to the lower temperature at fluid port (b), then it is further through that 1) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled manually, or 2) the at least one temperature detecting device (11) being installed at position capable of directly or indirectly detecting temperature variation of fluid is for detecting temperature signal for transmitting to the periodic fluid direction-change operative control device (250) so as for the periodic fluid direction-change operative control device (250) to operatively control the pumping direction of the bidirectional fluid pumping device (123), or 3) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting direction-change time period on the periodic fluid direction-change operative control device (250) hereby changing the fluid flow direction, wherein the higher temperature fluid flow is pumped through the heat dissipating warming energy discharging device (100) via the fluid port (b) and is discharged via the fluid port (a), and the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from lower temperature at the fluid port (b) to the higher temperature at the fluid port (a), so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed according to the periodic positive and reverse directional flow pumping the fluid (10) passing through the flow circuit (101).
Further, the temperature detecting devices (11), (11') can be installed at positions near to the fluid port (a) and the fluid port (b) on the heat dissipating warming energy discharging device (100), such as that Fig. 4 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention for periodic positive and reverse directional pumping being driven by a bidirectional fluid pumping device and being installed with the temperature detecting device at both sides thereof;
As shown in Fig. 4, the temperature detecting devices (11), (11') are installed at positions near to the fluid port (a) and the fluid port (b) on the heat dissipating warming energy discharging device (100), wherein the detected temperature signals are transmitted back to the periodic fluid direction-change operative control device (250) so as for the periodic fluid direction-change operative control device (250) to operatively control the pumping direction of the bidirectional fluid pumping device (123), or the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting direction-change time period on the periodic fluid direction-change operative control device (250) thereby changing the fluid flow direction, wherein the higher temperature fluid flow is pumped through the heat dissipating warming energy discharging device (100) via the fluid port (b) and is discharged via the fluid port (a), thus the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from the lower temperature at the fluid port (b) to the higher temperature at the fluid port (a), so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed according to the periodic positive and reverse directional flow pumping the fluid (10) passing through the flow circuit (101);
The single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention further can optionally use two series unidirectional fluid pumps in different pumping directions to constitute the function of the bidirectional fluid pumping device (123).
Fig. 5 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention for periodic positive and reverse directional pumping being driven by the bidirectional fluid pumping device constituted by two unidirectional fluid pumps in different flow pumping directions;
As shown in Fig. 5, the pumping direction of the bidirectional fluid pumping device (123) constituted by two unidirectional fluid pumps in different flow directions is manually operatively controlled, or the pumping direction of the bidirectional fluid pumping device (223) is operatively controlled by setting the direction-change time period on the periodic fluid direction-change operative control device (250) thereby changing the fluid flow direction, wherein the higher temperature fluid flow is pumped through the heat dissipating warming energy discharging device (100) via the fluid port (b) and is discharged via the fluid port (a), the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from the lower temperature at the fluid port (b) to the higher temperature at the fluid port (a), so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed according to the periodic positive and reverse directional flow pumping the fluid (10) passing through the flow circuit (101).
Fig. 6 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention for periodic positive and reverse directional pumping being driven by the bidirectional fluid pumping device constituted by two unidirectional fluid pumps in different flow pumping directions and being installed with the temperature detecting device at one side thereof;
As shown in Fig. 6, at least one temperature detecting device (11) is installed at position capable of directly or indirectly detecting temperature variation of fluid as shown in the embodiment of Fig. 5, wherein the detected temperature signal is transmitted back to the periodic fluid direction-change operative control device (250), and the number of the methods for operatively controlling the periodic fluid direction-change operative control device (250) is one or more than one to include that: 1) the pumping direction of the pumping direction of bidirectional fluid pumping device (123) is operatively controlled manually, or 2) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting time period, or setting time period according to temperature variations on the periodic fluid direction-change operative control device (250), or 3) at least one temperature detecting device (11) being installed at position capable of directly or indirectly detecting the temperature variation of fluid, wherein the detecting signal by the temperature detecting device (11) is transmitted to the periodic fluid direction-change operative control device (250), so that when the heat dissipating warming energy discharging device (100) reaches setting temperature, the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled to pump the fluid in reverse flow direction, so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed according to the periodic positive and reverse directional flow pumping the fluid (10) passing through the flow circuit (101).
Fig. 7 is a block schematic view showing the structure principle of the single flow circuit heat absorbing/release device of the present invention for periodic positive and reverse directional pumping being driven by the bidirectional fluid pumping device constituted by two unidirectional fluid pumps in different flow pumping directions and being installed with the temperature detecting devices at both side thereof;
As shown in Fig. 7, the temperature detecting devices (11), (11') are installed at positions near to the fluid port (a) and the fluid port (b) on the heat dissipating warming energy discharging device (100) for transmitting temperature signals back to the periodic fluid direction-change operative control device (250) so as to operatively control the pumping direction of the bidirectional fluid pumping device (123) constituted by two unidirectional fluid pumps in different flow directions, or the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting the direction-change time period on the periodic fluid direction-change operative control device (250) thereby changing the fluid flow direction, wherein the higher temperature fluid flow is pumped through the heat dissipating warming energy discharging device (100) via the fluid port (b) and is discharged via the fluid port (a), the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from the lower temperature at the fluid port (b) to the higher temperature at the fluid port (a), so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed according to the periodic positive and reverse directional flow pumping the fluid (10) passing through the flow circuit (101).
The bidirectional fluid pumping devices (123) of the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention can be optionally constituted by one or more than one of the following items according to operating functional needs, including:

1. It is by adopting at least one fluid pump capable of bidirectionally pumping the fluid installed at position on either the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) to operatively control the bidirectional fluid pump to periodic pump in positive or reverse directions by the periodic fluid direction-change operative control device (250) thereby periodically changing the fluid direction; as shown in Fig. 8 is the embodied schematic view of the present invention showing that at least one fluid pump capable of bidirectionally pumping the fluid is installed at position on either the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
2. It is by adopting at least one fluid pump capable of bidirectionally pumping the fluid installed in the middle of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) to operatively control the bidirectional fluid pump to periodic pump in positive or reverse directions by the periodic fluid direction-change operative control device (250) thereby periodically changing the fluid direction; as shown in Fig. 9 is the embodied schematic view of the present invention showing that at least one fluid pump capable of bidirectionally pumping the fluid is installed in the middle of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
3. It is by adopting at least two fluid pumps capable of bidirectionally pumping the fluid respectively installed on the fluid port (a) and the fluid port (b) at two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) and by means of the periodic fluid direction-change operative control device (250) to operatively control the bidirectional fluid pump to allow the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention having one or more than one operational functions as follows, including: 1) the operation of simultaneously pumping in the same direction as well as simultaneously changing the pumping direction periodically, or 2) one of the fluid pumps capable of bidirectionally pumping the fluid respectively installed on the fluid port (a) and the fluid port (b) are alternately to pump in different directions; as shown in Fig. 10 is the embodied schematic view of the present invention showing that at least two fluid pumps capable of bidirectionally pumping the fluid are respectively installed on the fluid port (a) and the fluid port (b) at two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
4. It is by adopting at least two unidirectional fluid pumps in different pumping directions in series connection to constitute the bidirectional fluid pumping device being installed at position on either one of the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby by the operative control of the periodic fluid direction-change operative control device (250) to alternately use one of the unidirectional fluid pump in one direction to pump periodically, thereby periodically changing the fluid direction, wherein if the unidirectional fluid pump constituting the bidirectional fluid pumping device (123) is irreversible, the individual unidirectional fluid pump can respectively parallel connect with a reversible unidirectional valve (126); as shown in Fig. 11 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being series connected to constitute the bidirectional fluid pumping device are installed at position on either one of the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
5. It is by adopting at least two unidirectional fluid pumps in different pumping directions in series connection to constitute the bidirectional fluid pumping device being installed at the middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby by the operative control of the periodic fluid direction-change operative control device (250) to alternately use one of the unidirectional fluid pump in one direction to pump periodically, thereby periodically changing the fluid direction, wherein if the unidirectional fluid pump constituting the bidirectional fluid pump device (123) is irreversible, the individual unidirectional fluid pump can respectively parallel connect with a reversible unidirectional valve (126); as shown in Fig. 12 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being series connected to constitute the bidirectional fluid pumping device are installed at the middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
6. It is by adopting at least two unidirectional fluid pumps in different pumping directions in series connection to constitute the bidirectional fluid pumping device being installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) and by means of the periodic fluid direction-change operative control device (250) to operatively control the unidirectional fluid pumps in different pumping directions and to allow the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention having one or more than one operational functions as follows, including: 1) the operation of simultaneously pumping in the same direction as well as simultaneously changing the pumping direction periodically, or 2) the unidirectional fluid pumps in different pumping directions being respectively installed on the fluid port (a) and the fluid port (b) are subject to the operative control of the periodic fluid direction-change operative control device (250) to alternately pump by one of the unidirectional fluid pump in one direction periodically, thereby periodically changing the fluid direction, wherein if the unidirectional fluid pump constituting the bidirectional fluid pump device (123) is irreversible, the individual unidirectional fluid pump can respectively parallel connect with a reversible unidirectional valve (126); as shown in Fig. 13 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being series connected to constitute the bidirectional fluid pumping device are installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
7. It is by adopting at least two unidirectional fluid pumps in different pumping directions in parallel connection to constitute the bidirectional fluid pumping device being installed at position on either one of the fluid port (a) and the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby by the operative control of the periodic fluid direction-change operative control device (250) to periodically operatively control one of the unidirectional fluid pumps to pump alternately, thereby periodically changing the fluid direction, wherein if the structure of the adopted unidirectional fluid pump does not have the anti-reverse flow function, the individual fluid pump can firstly respectively series connect with a unidirectional valve (126) in forward polarity before being parallel connected to avoid reverse flows; as shown in Fig. 14 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being parallel connected to constitute the bidirectional fluid pumping device are installed at position on either one of the fluid port (a) and the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
8. It is by adopting at least two unidirectional fluid pumps in different pumping directions in parallel connection to constitute the bidirectional fluid pumping device being installed at the middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby by the operative control of the periodic fluid direction-change operative control device (250) to periodically operatively control one of the unidirectional fluid pumps to pump alternately, thereby periodically changing the fluid direction, wherein if the structure of the unidirectional fluid pump used by the bidirectional fluid pumping device (123) does not have the anti-reverse flow function, the individual fluid pump can firstly respectively series connect with a unidirectional valve (126) in forward polarity before being parallel connected to avoid reverse flows; as shown in Fig. 15 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being parallel connected to constitute the bidirectional fluid pumping device are installed at the middle section of the heat exchanger;
9. It is by adopting at least two unidirectional fluid pumps in different pumping directions in parallel connection to constitute the bidirectional fluid pumping device being installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) and by means of the periodic fluid direction-change operative control device (250) to operatively control the unidirectional fluid pumps in different pumping directions and to allow the single flow circuit heat exchange device for periodic positive and reverse directional pumping of the present invention having one or more than one operational functions as follows, including: 1) the operation of simultaneously pumping in the same direction as well as simultaneously changing the pumping direction periodically, or 2) the unidirectional fluid pumps in different pumping directions being respectively installed on the fluid port (a) and the fluid port (b) are by the operative control of the periodic fluid direction-change operative control device (250) to alternately pump by one of the unidirectional fluid pump in one direction periodically, thereby periodically changing the fluid direction, wherein if the unidirectional fluid pump is irreversible, the individual unidirectional fluid pump can respectively parallel connect with a reversible unidirectional valve (126); as shown in Fig. 16 is the embodied schematic view of the present invention showing that at least two unidirectional fluid pumps in different pumping directions being parallel connected to constitute the bidirectional fluid pumping device are installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
10. It is constituted by at least one unidirectional fluid pump and four controllable switch type fluid valves (129, 129') in bridge type combination, and is installed at position on either one of the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby to alternately operative control two fluid valves (129) to open and the other two fluid valves (129') to close or two fluid valves (120) to close and the other two fluid valves (129') to close by the periodic fluid direction-change operative control device (250) during the operation of the unidirectional fluid pump, thereby periodically changing the fluid directions; as shown in Fig. 17 is the embodied schematic view showing that the present invention is constituted by at least one unidirectional fluid pump and four controllable switch type fluid valves in bridge type, and is installed at position on either one of the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
11. It is constituted by at least one unidirectional fluid pump and four controllable switch type fluid valves (129, 129') in bridge type combination, and is installed at middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby to alternately operative control two fluid valves (129) to open and the other two fluid valves (129') to close or two fluid valves (120) to close and the other two fluid valves (129') to close by the periodic fluid direction-change operative control device (250) during the operation of the unidirectional fluid pump, thereby periodically changing the fluid directions; as shown in Fig. 18 is the embodied schematic view showing that the present invention is constituted by at least one unidirectional fluid pump and four controllable switch type fluid valves in bridge type, and is installed at middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device;
12. It is constituted by at least two unidirectional fluid pumps and four controllable switch type fluid valves (129, 129') in bridge type combination, and is installed on the fluid port (a) and the fluid port (b) at two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby to alternately operative control two fluid valves (129) to open and the other two fluid valves (129') to close or two fluid valves (120) to close and the other two fluid valves (129') to close by the periodic fluid direction-change operative control device (250) during the operation of the unidirectional fluid pump, thereby periodically changing the fluid directions; as shown in Fig. 19 is the embodied schematic view showing that the present invention is constituted by at least two unidirectional fluid pumps and four controllable switch type fluid valves in bridge type, and is installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharge device.

The heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) of the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention is embodied to have the following structural configurations, comprising constituted by one or more than one types as follows, including: 1) it is of the tubular structure in linear or other geometric shapes; 2) it is constituted by the multi-layer structure having fluid path for passing gaseous or liquid state fluids; 3) it is constituted by a plurality of single flow circuit heat absorbing/release device, wherein the flow circuit is one or more than one in series connection, parallel connection or series and parallel connection.
Said periodic fluid direction-change operative control device (250) of the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention is equipped with electric motor, or controllable engine power, or mechanical or electric power generated or converted from other wind energy, thermal energy, temperature-difference energy, or solar energy for controlling various fluid pumps for driven, or controlling the operation timing of the fluid pumps or fluid valves, thereby changing the direction of the two circuits passing through the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) and further to operatively control partial or all functions of modulation including the rotational speed, flow rate, fluid pressure of various fluid pumps thereof.
For the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention, in the operation of flow direction change, to mitigate the impact generated by the gaseous or liquid state fluid in the course of pumping when the fluid being intercepted at sudden, including the liquid hammer effect generated when the pumping liquid state fluid being interrupted, one or more than one operational methods as follows can be further added to the operational modes of the flow direction change control:

1) In the operation of fluid flow direction change, it is through the operatively control of the fluid pump or fluid valve to slowly reduce the flow rate of fluid, then to be switched to slowly increase the flow rate of fluid to a maximum preset value in the other flow direction;
2) In the operation of fluid flow direction change, it is through the operatively control of the fluid pump or fluid valve to slowly reduce the flow rate of fluid, and to be switched to stop pumping for a preset time period, then further to be switched to slowly increase the flow rate of fluid to a maximum preset value in the other flow direction.

Claims

A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping which has the single flow circuit flow direction functioning structure of periodic positive and reverse directional pumping thereby by periodically positive and reverse directional pumping the fluid to timely improve the temperature distribution between the fluid and the heat absorbing/release device, wherein it further comprises following one or more than one functions, including: 1) it is through the periodic positive and reverse pumping fluid (10) passing through the flow circuit (101) in different flow directions in heat exchange applications to change the internal temperature difference distribution status of heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device being operated for heat absorbing and release functions thereby promoting the heat exchange efficiency; 2) The impurities or pollutants brought in by the fluid (10) passing through the flow circuit (101) at previous flow direction are discharged by the single flow circuit periodic positive and reverse directional pumping fluid thereby reducing the disadvantages of impurities or pollutants accumulations at fixed flow direction.
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 1, wherein the heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device (100) is series connected with the bidirectional fluid pumping device (123) for periodic positive and reverse directional pumping being driven by the power source (300) and being operatively controlled by the periodic fluid direction-change operative control device (250) so as to make the fluid (10) passing through the flow circuit (101) appear periodic flow directional change, and it comprises:
---- The bidirectional fluid pumping device (123): It is constituted by 1) the fluid pumping device capable of producing positive pressure to push fluid; or 2) the fluid pumping device capable of producing negative pressure to attract fluid; or 3) the fluid pumping device capable of producing positive pressure to push fluid or producing negative pressure to attract fluid for pumping gaseous or liquid state fluids (10), wherein the fluid pump is driven by the electric motor being driven by the electric power supply from power source (300), or driven by the electric power converted from mechanical energies such as engine power, or mechanical or electric power converted from other wind power, thermal energy, temperature-difference energy, or solar energy, etc;

---- Power source (300): It is the power source for operation, wherein it includes AC or DC city power system or devices of independent power producers;

---- 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) to have following one ore more than one functions, including: 1) for periodically changing the flow direction of the fluid passing through the heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device (100) thereby operatively controlling the temperature difference distribution status between the fluid (10) passing through the flow circuit (101) and the heat exchanger inside the heat absorbing cooling energy discharge device or heat dissipating warming energy discharge device (100); or 2) for operatively controlling the flow rate of fluid pumped by the bidirectional fluid pumping device (123), thus to modulate the temperature of heat exchanger; or 3) for mixed operative control of aforementioned item 1) and 2) functions;
The timing for fluid periodic flow direction change can be 1) the fluid pumping direction is operatively controlled manually; or 2) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting the time period of direction change on the periodic fluid direction-change operative control device (250) thereby changing the flow direction of the fluid (10) passing through the flow circuit (101).
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 2, which is further installed at least one temperature detecting device (11) on the position capable of directly or indirectly detecting temperature variation of fluid for transmitting the detected temperature signals back to the periodic fluid direction-change operative control device (250); wherein:
---- 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) to have following one ore more than one functions, including: 1) for periodically changing the flow direction of the fluid passing through the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby operatively controlling the temperature difference distribution status between the fluid (10) passing through flow circuit (101) and the heat exchanger inside the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100); or 2) for operatively controlling the flow rate of fluid pumped by the bidirectional fluid pumping device (123), thus to modulate the temperature of heat exchanger; or 3) for mixed operative control of aforementioned item 1) and 2) functions;
The operative control methods for periodic fluid direction-change operative control device (250) are one or more than one of the following to include that: 1) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled manually, or 2) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting time period, or setting time period according to temperature variations on the periodic fluid direction-change operative control device (250), or 3) at least one temperature detecting device (11) being installed at position capable of directly or indirectly detecting temperature variation of fluid, wherein the detecting signals of the temperature detecting device (11) are transmitted to the periodic fluid direction-change operative control device (250), so that when the heat dissipating warming energy discharging device (100) reaches setting temperature, the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled to pump the fluid in reverse flow direction thereby allowing the fluid (10) passing through the flow circuit (101) for periodic positive and reverse pumping so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed accordingly.
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 2, wherein the temperature detecting devices (11), (11') are installed at positions near to the fluid port (a) and the fluid port (b) on the heat dissipating warming energy discharging device (100), wherein the detected temperature signals are transmitted back to the periodic fluid direction-change operative control device (250) so as for the periodic fluid direction-change operative control device (250) to operatively control the pumping direction of the bidirectional fluid pumping device (123), or the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting direction-change time period on the periodic fluid direction-change operative control device (250) thereby changing the fluid flow direction, wherein the higher temperature fluid flow is pumped through the heat dissipating warming energy discharging device (100) via the fluid port (b) and is discharged via the fluid port (a), thus the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from the lower temperature at the fluid port (b) to the higher temperature at the fluid port (a), so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed according to the periodic positive and reverse directional flow pumping the fluid (10) passing through the flow circuit (101).
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 1, wherein the pumping direction of the bidirectional fluid pumping device (123) constituted by two unidirectional fluid pumps in different flow directions is manually operatively controlled, or the pumping direction of the bidirectional fluid pumping device (223) is operatively controlled by setting the direction-change time period on the periodic fluid direction-change operative control device (250) thereby changing the fluid flow direction, wherein the higher temperature fluid flow is pumped through the heat dissipating warming energy discharging device (100) via the fluid port (b) and is discharged via the fluid port (a), the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from the lower temperature at the fluid port (b) to the higher temperature at the fluid port (a), so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed according to the periodic positive and reverse directional flow pumping the fluid (10) passing through the flow circuit (101).
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 5, wherein at least one temperature detecting device (11) is installed at position capable of directly or indirectly detecting temperature variation of fluid, wherein the detected temperature signal is transmitted back to the periodic fluid direction-change operative control device (250), and the number of the methods for operatively controlling the periodic fluid direction-change operative control device (250) is one or more than one to include that: 1) the pumping direction of the pumping direction of bidirectional fluid pumping device (123) is operatively controlled manually, or 2) the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting time period, or setting time period according to temperature variations on the periodic fluid direction-change operative control device (250), or 3) at least one temperature detecting device (11) being installed at position capable of directly or indirectly detecting the temperature variation of fluid, wherein the detecting signal by the temperature detecting device (11) is transmitted to the periodic fluid direction-change operative control device (250), so that when the heat dissipating warming energy discharging device (100) reaches setting temperature, the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled to pump the fluid in reverse flow direction, so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed according to the periodic positive and reverse directional flow pumping the fluid (10) passing through the flow circuit (101).
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 5, wherein the temperature detecting devices (11), (11') are installed at positions near to the fluid port (a) and the fluid port (b) on the heat dissipating warming energy discharging device (100) for transmitting temperature signals back to the periodic fluid direction-change operative control device (250) so as to operatively control the pumping direction of the bidirectional fluid pumping device (123) constituted by two unidirectional fluid pumps in different flow directions, or the pumping direction of the bidirectional fluid pumping device (123) is operatively controlled by setting the direction-change time period on the periodic fluid direction-change operative control device (250) thereby changing the fluid flow direction, wherein the higher temperature fluid flow is pumped through the heat dissipating warming energy discharging device (100) via the fluid port (b) and is discharged via the fluid port (a), the heat dissipating warming energy discharging device (100) is then gradually formed with a temperature distribution from the lower temperature at the fluid port (b) to the higher temperature at the fluid port (a), so that the temperature distribution status of the heat dissipating warming energy discharging device (100) is changed according to the periodic positive and reverse directional flow pumping the fluid (10) passing through the flow circuit (101).
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 1, wherein the bidirectional fluid pumping devices (123) comprises to be constituted by one or more than one of the following items according to operating functional needs, including:
1) It is by adopting at least one fluid pump capable of bidirectionally pumping the fluid installed at position on either the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) to operatively control the bidirectional fluid pump to periodic pump in positive or reverse directions by the periodic fluid direction-change operative control device (250) thereby periodically changing the fluid direction;

2) It is by adopting at least one fluid pump capable of bidirectionally pumping the fluid installed in the middle of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) to operatively control the bidirectional fluid pump to periodic pump in positive or reverse directions by the periodic fluid direction-change operative control device (250) thereby periodically changing the fluid direction;

3) It is by adopting at least two fluid pumps capable of bidirectionally pumping the fluid respectively installed on the fluid port (a) and the fluid port (b) at two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) and by means of the periodic fluid direction-change operative control device (250) to operatively control the bidirectional fluid pump to allow the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention having one or more than one operational functions as follows, including: i) the operation of simultaneously pumping in the same direction as well as simultaneously changing the pumping direction periodically, or ii) one of the fluid pumps capable of bidirectionally pumping the fluid respectively installed on the fluid port (a) and the fluid port (b) are alternately to pump in different directions;

4) It is by adopting at least two unidirectional fluid pumps in different pumping directions in series connection to constitute the bidirectional fluid pumping device being installed at position on either one of the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby by the operative control of the periodic fluid direction-change operative control device (250) to alternately use one of the unidirectional fluid pump in one direction to pump periodically, thereby periodically changing the fluid direction, wherein if the unidirectional fluid pump constituting the bidirectional fluid pumping device (123) is irreversible, the individual unidirectional fluid pump can respectively parallel connect with a reversible unidirectional valve (126);

5) It is by adopting at least two unidirectional fluid pumps in different pumping directions in series connection to constitute the bidirectional fluid pumping device being installed at the middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby by the operative control of the periodic fluid direction-change operative control device (250) to alternately use one of the unidirectional fluid pump in one direction to pump periodically, thereby periodically changing the fluid direction, wherein if the unidirectional fluid pump constituting the bidirectional fluid pump device (123) is irreversible, the individual unidirectional fluid pump can respectively parallel connect with a reversible unidirectional valve (126);

6) It is by adopting at least two unidirectional fluid pumps in different pumping directions in series connection to constitute the bidirectional fluid pumping device being installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) and by means of the periodic fluid direction-change operative control device (250) to operatively control the unidirectional fluid pumps in different pumping directions and to allow the single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping of the present invention having one or more than one operational functions as follows, including: i) the operation of simultaneously pumping in the same direction as well as simultaneously changing the pumping direction periodically, or ii) the unidirectional fluid pumps in different pumping directions being respectively installed on the fluid port (a) and the fluid port (b) are subject to the operative control of the periodic fluid direction-change operative control device (250) to alternately pump by one of the unidirectional fluid pump in one direction periodically, thereby periodically changing the fluid direction, wherein if the unidirectional fluid pump constituting the bidirectional fluid pump device (123) is irreversible, the individual unidirectional fluid pump can respectively parallel connect with a reversible unidirectional valve (126);

7) It is by adopting at least two unidirectional fluid pumps in different pumping directions in parallel connection to constitute the bidirectional fluid pumping device being installed at position on either one of the fluid port (a) and the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby by the operative control of the periodic fluid direction-change operative control device (250) to periodically operatively control one of the unidirectional fluid pumps to pump alternately, thereby periodically changing the fluid direction, wherein if the structure of the adopted unidirectional fluid pump does not have the anti-reverse flow function, the individual fluid pump can firstly respectively series connect with a unidirectional valve (126) in forward polarity before being parallel connected to avoid reverse flows;

8) It is by adopting at least two unidirectional fluid pumps in different pumping directions in parallel connection to constitute the bidirectional fluid pumping device being installed at the middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby by the operative control of the periodic fluid direction-change operative control device (250) to periodically operatively control one of the unidirectional fluid pumps to pump alternately, thereby periodically changing the fluid direction, wherein if the structure of the unidirectional fluid pump used by the bidirectional fluid pumping device (123) does not have the anti-reverse flow function, the individual fluid pump can firstly respectively series connect with a unidirectional valve (126) in forward polarity before being parallel connected to avoid reverse flows;

9) It is by adopting at least two unidirectional fluid pumps in different pumping directions in parallel connection to constitute the bidirectional fluid pumping device being installed on the fluid port (a) and the fluid port (b) at the two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) and by means of the periodic fluid direction-change operative control device (250) to operatively control the unidirectional fluid pumps in different pumping directions and to allow the single flow circuit heat exchange device for periodic positive and reverse directional pumping of the present invention having one or more than one operational functions as follows, including: i) the operation of simultaneously pumping in the same direction as well as simultaneously changing the pumping direction periodically, or ii) the unidirectional fluid pumps in different pumping directions being respectively installed on the fluid port (a) and the fluid port (b) are by the operative control of the periodic fluid direction-change operative control device (250) to alternately pump by one of the unidirectional fluid pump in one direction periodically, thereby periodically changing the fluid direction, wherein if the unidirectional fluid pump is irreversible, the individual unidirectional fluid pump can respectively parallel connect with a reversible unidirectional valve (126);

10) It is constituted by at least one unidirectional fluid pump and four controllable switch type fluid valves (129, 129') in bridge type combination, and is installed at position on either one of the fluid port (a) or the fluid port (b) of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby to alternately operative control two fluid valves (129) to open and the other two fluid valves (129') to close or two fluid valves (120) to close and the other two fluid valves (129') to close by the periodic fluid direction-change operative control device (250) during the operation of the unidirectional fluid pump, thereby periodically changing the fluid directions;

11) It is constituted by at least one unidirectional fluid pump and four controllable switch type fluid valves (129, 129') in bridge type combination, and is installed at middle section of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby to alternately operative control two fluid valves (129) to open and the other two fluid valves (129') to close or two fluid valves (120) to close and the other two fluid valves (129') to close by the periodic fluid direction-change operative control device (250) during the operation of the unidirectional fluid pump, thereby periodically changing the fluid directions;

12) It is constituted by at least two unidirectional fluid pumps and four controllable switch type fluid valves (129, 129') in bridge type combination, and is installed on the fluid port (a) and the fluid port (b) at two ends of the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) thereby to alternately operative control two fluid valves (129) to open and the other two fluid valves (129') to close or two fluid valves (120) to close and the other two fluid valves (129') to close by the periodic fluid direction-change operative control device (250) during the operation of the unidirectional fluid pump, thereby periodically changing the fluid directions.
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 2, wherein the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) is embodied to have the following structural configurations, comprising constituted by one or more than one types as follows, including: 1) it is of the tubular structure in linear or other geometric shapes; 2) it is constituted by the multi-layer structure having fluid path for passing gaseous or liquid state fluids; 3) it is constituted by a plurality of single flow circuit heat absorbing/release device, wherein the flow circuit is one or more than one in series connection, parallel connection or series and parallel connection.
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 2, wherein the periodic fluid direction-change operative control device (250) is equipped with electric motor, or controllable engine power, or mechanical or electric power generated or converted from other wind energy, thermal energy, temperature-difference energy, or solar energy for controlling various fluid pumps for driven, or controlling the operation timing of the fluid pumps or fluid valves, thereby changing the direction of the two circuits passing through the heat absorbing cooling energy discharge device or the heat dissipating warming energy discharging device (100) and further to operatively control partial or all functions of modulation including the rotational speed, flow rate, fluid pressure of various fluid pumps thereof.
A single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping as claimed in claim 1, wherein in the operation of flow direction change, to mitigate the impact generated by the gaseous or liquid state fluid in the course of pumping when the fluid being intercepted at sudden, including the liquid hammer effect generated when the pumping liquid state fluid being interrupted, one or more than one operational methods as follows can be further added to the operational modes of the flow direction change control:
1) In the operation of fluid flow direction change, it is through the operatively control of the fluid pump or fluid valve to slowly reduce the flow rate of fluid, then to be switched to slowly increase the flow rate of fluid to a maximum preset value in the other flow direction;

2) In the operation of fluid flow direction change, it is through the operatively control of the fluid pump or fluid valve to slowly reduce the flow rate of fluid, and to be switched to stop pumping for a preset time period, then further to be switched to slowly increase the flow rate of fluid to a maximum preset value in the other flow direction.