CN101075677A - Fuel cell with power-supply management - Google Patents
Fuel cell with power-supply management Download PDFInfo
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- CN101075677A CN101075677A CNA2006100783990A CN200610078399A CN101075677A CN 101075677 A CN101075677 A CN 101075677A CN A2006100783990 A CNA2006100783990 A CN A2006100783990A CN 200610078399 A CN200610078399 A CN 200610078399A CN 101075677 A CN101075677 A CN 101075677A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/10—Applications of fuel cells in buildings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
A fuel cell includes an electricity generating section, an inner secondary cell; an inner load, inner control element, an outer loading circuit outputting electricity generated by the generating section to out load, an inner loading circuit outputting electricity generated by the generating section to inner load. The inner loading circuit includes a selective unit to choose either the generating section or the secondary cell for electricity output.
Description
Technical field
The present invention relates to a kind of fuel cell about the tool power management, it particularly provides an inner secondary cell, in order to provide the fuel battery inside load required electric power.
Background technology
Known fuel cell is to utilize combining of hydrogen and oxygen, produces electrochemical reaction and changes, and become the emerging energy that electric energy can be provided.General fuel cell is in activation each time, if fuel cell does not use for a long time, the moistening degree of the environment of its mea can become relatively poor, therefore must see through the activation procedure of fuel cell, so as to moistening its mea, make fuel cell can enter normal electrochemical reaction efficient, to reach specified power output.So when fuel cell is not finished active program, and need provide the required electric power of internal load running such as inner microprocessing unit and fuel control unit, in order to the activation active program of fuel cell.Yet, usually be that the electric power that is directly produced by this fuel cell is supplied with the required electric power of internal load running in fuel cell, or seeing through the outside secondary cell that exports external loading in parallel with fuel cell supplies with this fuel battery inside load use, and does not provide another battery in order to supply with the required electric power of this internal load in this fuel cell.Thereby make that under should not the cooperation of outside secondary cell, this fuel cell can't independently operate fully; Or when integrating this outside secondary cell and this fuel cell, system can be too huge, and be unfavorable for the portability of fuel cell, also can cause the increase of fuel cell cost simultaneously.
Therefore, the present inventor is because the shortcoming of known fuel cell is a fuel-cell device of urgently thinking to invent a kind of tool power management.
Summary of the invention
The present invention mainly provides the fuel cell of a tool power management, with so that fuel cell has an inner secondary cell, and the initial program that can provide fuel cell to activate.
Another order of the present invention provides the fuel cell of a tool power management, make fuel cell have an inner secondary cell, and should the inside secondary cell be to be enough to provide under the condition of internal load, adopt minimized secondary cell monomer, and can avoid volume of fuel cell to increase, reaching the cost of avoiding fuel cell simultaneously increases.
Still a further object of the present invention provides the fuel cell of a tool power management, make fuel cell have an inner secondary cell, and have a charhing unit simultaneously, charge in order to this inside secondary cell to be provided under the fuel cell normal operation, and reach the normal operation of inner secondary cell.
Still a further object of the present invention provides the fuel cell of a tool power management, make fuel cell have an external power supply, in order under fuel cell can't normal operation, and should inside secondary cell electric power when not enough, in order to replace this fuel cell power generating unit and rated electrical output that should the inside secondary cell.
For achieving the above object, the invention provides the fuel cell of a tool power management, it comprises: a fuel cell power generating unit; One inner secondary cell; One internal load, it is the control assembly of the inside of this fuel cell; One external loading power supply circuits, it is to be specific output characteristic in order to power conversions that the fuel cell power generating unit is produced, and uses to this fuel cell is outside in order to transmit this electric power; And internal load power supply circuits, it is in order to being specific output characteristic with power conversions, and uses in order to transmit this electric power to the internal load of this fuel cell; Wherein these internal load power supply circuits further comprise a selected cell, in order to select with this fuel cell power generating unit and should the inside secondary cell in the power conversions of arbitrary electric power generation component be specific output characteristic.
Described inner secondary cell is arbitrary rechargeable type battery of selecting in lithium battery, Ni-H cell and the ickel-cadmium cell, and should the inside secondary cell be the rechargeable type battery of selecting than subsection, and cooperation is enough to supply with the required power consumption of this internal load, wherein this secondary cell is to select the unit cell lithium battery, and can avoid volume of fuel cell to increase, reaching the cost of avoiding fuel cell simultaneously increases.
Moreover this fuel cell further comprises a charhing unit, in order to the charged state of selecting this inside secondary cell and the arbitrary state in the non-charged state.
In addition, this fuel cell further comprises an external power supply, this external power supply is one can be electrically connected to AC power and this is electrically connected the electric device that is converted to DC power supply, in order to replace this fuel cell power generating unit and rated electrical output that should the inside secondary cell.
Be familiar with this technology personage and understand purpose of the present invention, feature and effect for making, now by following specific embodiment, and cooperate graphic, to the present invention illustrate in detail as after.
Description of drawings
Fig. 1 is the component liaison figure that shows fuel cell one specific embodiment of tool power management of the present invention;
Fig. 2 is the circuit unit associated diagram that shows Fig. 1 specific embodiment of the present invention;
Fig. 3 is the partial component associated diagram that shows another specific embodiment of fuel cell of tool power management of the present invention;
Fig. 4 is the fuel cell partial component associated diagram of a specific embodiment again that shows tool power management of the present invention;
Fig. 5 is the fuel cell partial component associated diagram of a specific embodiment again that shows tool power management of the present invention.
Symbol description
Fuel cell system (1) fuel cell power generating unit (11)
Inner secondary cell (12) external loading power supply circuits (13)
First electric pressure converter (13a) internal load power supply circuits (14)
Second electric pressure converter (14a) tertiary voltage transducer (14b)
Selected cell (15) electronic switch assembly (15a)
Microprocessing unit (16) fuel control unit (17)
Group's Pu (17a) fan (17b)
Charhing unit (18) external power supply (19)
First output port (19a), second output port (19b)
The 3rd output port (19c) load (2)
Outside secondary cell (3) first electric terminals (101)
Second electric terminal (102) the 3rd electric terminal (103)
The 4th electric terminal (104) the 5th electric terminal (105)
The 6th electric terminal (106) voltage VCC
Voltage VBOP
Embodiment
Shown with reference to figure 1, it is the component liaison figure of fuel cell one specific embodiment of tool power management of the present invention.The fuel cell system of tool power management of the present invention (1) is to comprise a fuel cell power generating unit (11), an inner secondary cell (12), external loading power supply circuits (13), internal load power supply circuits (14), a microprocessing unit (16), a fuel control unit (17) and a charhing unit (18), wherein this fuel cell power generating unit (11) is to have catalytic substance and can be by carrying out electrochemical reaction with hydrogen-rich fuel and oxygen fuel, and and then chemical energy is converted to a kind of energy converter that electric energy is exported; This inside secondary cell (12) is an exportable electric power, and the energy carrier that can charge; These external loading power supply circuits (13) are in order to being specific output characteristic with power conversions, and the electric power transfer that will have specific output characteristic is to the outside load (2) of this fuel cell system (1), so as to providing this load (2) running required electric power; These internal load power supply circuits (14) are in order to being specific output characteristic with power conversions, in order to electric power transfer to this fuel cell that will have specific output characteristic is the inner a plurality of control assemblys of system (1), and provides selected assembly running required electric power; This microprocessing unit (16) is to have logic determines and control unit, in order to the electric information of handling this fuel cell system (1) and the control of carrying out this fuel cell system (1) intraware; This fuel control unit (17) provides aggressive device, in order to the required fuel of control input this fuel cell system (1) electrochemical reaction; And this charhing unit (18) is that the electric power of selecting this fuel cell power generating unit (11) is produced is supplied to this inside secondary cell (12), in order to carry out the charging of this inside secondary cell (12).
Described internal load power supply circuits (14) further have selected cell (15), this selected cell (15) be can select this fuel cell power generating unit (11) or should inside secondary cell (12) supply capability to these internal load power supply circuits (14), and can select electric power transfer to the inner a plurality of control assemblys of this fuel cell system (1).Wherein this control assembly mainly is meant this microprocessing unit (16), fuel control unit (17) and charhing unit (18), wherein these internal load power supply circuits (14) can select whether to supply with this charhing unit (18) electric power, make that this charhing unit (18) can decommission when described inner secondary cell (12) carried out electric power output.Lift an example, charhing unit of the present invention (18) can be to have an electronic switch, and this electronic switch is to select transistor switch, MOS switch and other electronic switch, therefore can see through the control of electric information, cooperate the running of this inside secondary cell (12), select the unlatching of this charhing unit (18) or close, and reach the charging whether selection carries out this inside secondary cell (12).
Described inner secondary cell (12) can be to select lithium battery, Ni-H cell, ickel-cadmium cell and other rechargeable type battery, and based on the volume and the required power consumption of this fuel cell system (1), this inside secondary cell (12) can be lithium battery, Ni-H cell, ickel-cadmium cell and other rechargeable type battery of selecting than subsection.Lift an example, the present invention can be according to this microprocessing unit (16) and the required power consumption of fuel control unit (17), select the power supply specification of this inside secondary cell (12), if considering the specification of this microprocessing unit (16) as that the specification of 5 volts and fuel control unit (17) is 12 volts, then should inside secondary cell (12) can select to have 3.6V～the unit cell lithium battery of 4.2V output, can see through the power conversions of these internal load power supply circuits (14) and electric power transfer and supply with the running of this microprocessing unit (16) and fuel control unit (17).
Moreover, technology with direct methanol fuel cell is an example, described fuel control unit (17) can be to have an a gang of Pu (17a) and a fan (17b), and this group Pu (17a) is in order to importing the required methanol fuel of anode of this fuel cell system (1) electrochemical reaction, and this fan (17b) then is in order to import the required oxygen fuel of negative electrode of this fuel cell system (1) electrochemical reaction.In addition, this fan (17b) also can be further used as simultaneously the heat abstractor of this fuel cell system (1), carries out heat exchange in order to the air of importing the outside lower temperature of this fuel cell system (1), to reach the temperature control of this fuel cell system (1).
In addition, in the described fuel cell system (1), it is the electric power that this fuel cell power generating unit (11) is produced, and via the voltage transitions and the electric power transfer of these external loading power supply circuits (13), and provides this load (2) required electric power.Yet this fuel cell system (1) can further electric in parallel one outside secondary cell (3), when not enough, provides this load (2) running required electric power in order to electricity generating section (11) output power in this fuel cell system (1) synchronously.Should outside secondary cell (3) can be to select lithium battery, Ni-H cell, ickel-cadmium cell and other rechargeable type battery wherein.
Shown with reference to figure 2, it is the circuit unit associated diagram of Fig. 1 specific embodiment of the present invention.In this circuit unit associated diagram, define one first electric terminal (101), one second electric terminal (102), one the 3rd electric terminal (103), one the 4th electric terminal (104), one the 5th electric terminal (105) and one the 6th electric terminal (106) respectively, link each corresponding assembly in order to electrical equipment, wherein this fuel cell power generating unit (11) is to see through this first electric terminal (101) to be electrically connected these external loading power supply circuits (13) and this selected cell (15) respectively; These external loading power supply circuits (13) are to see through this second electric terminal (102) to be electrically connected this load (2); These internal load power supply circuits (14) see through the 6th electric terminal (106) and are electrically connected this selected cell (15), see through the electrical connection terminal that the 3rd electric terminal (103) is electrically connected this microprocessing unit (16) and this charhing unit (18) respectively, and be electrically connected this fuel control unit (17) through the 4th electric terminal (104); And should see through another electrical connection terminal that the 5th electric terminal (105) is electrically connected this selected cell (15) and this charhing unit (18) respectively by inside secondary cell (12).
Described external loading power supply circuits (13) have one first electric pressure converter (13a), and described internal load power supply circuits (14) have one second electric pressure converter (14a) and a tertiary voltage transducer (14b), make this first electric pressure converter (13a), second electric pressure converter (14a) and tertiary voltage transducer (14b) see through this second electric terminal (102), the 3rd electric terminal (103) and the 4th electric terminal (104) output respectively and have the electric power source of specific voltage.Therefore, these external loading power supply circuits (13) can see through the electric power source of this first electric pressure converter (13a) output specific voltage to this load (2), and these internal load power supply circuits (14) can see through this second electric pressure converter (14a) and extremely inner each assembly that needs electric power of the electric power source of tertiary voltage transducer (14b) output voltage V CC and two kinds of specific voltages of voltage VBOP.Wherein each electric pressure converter in this first electric pressure converter (13a), second electric pressure converter (14a) and the tertiary voltage transducer (14b) is to select to adopt the arbitrary unit boost in (boost) circuit unit, step-down (buck) circuit unit and circuit (SEPIC or the ZELTA) unit with step-down of can boosting separately, and this booster circuit unit is to promote electric power output for high voltage in order to the voltage transitions with the fuel cell output power; This reduction voltage circuit unit is the electric power output that a voltage transitions with the fuel cell output power is reduced to low voltage; And this can boost and the circuit unit of step-down is that can to regulate its output voltage according to the voltage height of fuel cell output power be a stable fixed voltage output, that is when the output voltage of fuel cell is higher than the output voltage of setting, this circuit can be reduced to input voltage one output voltage values of setting, otherwise, when the output voltage of fuel cell was lower than the output voltage of setting, it was an output voltage values of setting that this circuit can raise input voltage.
Fuel cell based on described tool power management of the present invention, under the state that this fuel cell power generating unit (11) does not operate or this fuel cell power generating unit (11) does not enter under the state of normal operation, this selected cell (15) is to select by this inside secondary cell (12) supply capability to these internal load power supply circuits (14), and see through second electric pressure converter (14a) of these internal load power supply circuits (14) and the electric power source that tertiary voltage transducer (14b) is exported two kinds of specific voltages, in order to provide the intraware running required electric power.When this fuel cell power generating unit (11) enters the state of normal operation, this fuel cell power generating unit (11) can see through this external loading power supply circuits (13) output specific voltage to outside load (2), and this microprocessing unit (16) can this selected cell of control (15) be to select by this fuel cell power generating unit (11) supply capability to these internal load power supply circuits (14), and see through second electric pressure converter (14a) of these internal load power supply circuits (14) and the electric power source that tertiary voltage transducer (14b) is exported two kinds of specific voltages, in order to provide the intraware running required electric power.Wherein the state or this fuel cell power generating unit (11) that do not operate of this fuel cell power generating unit (11) do not enter the state of normal operation, typically refer to the initial program that this fuel cell power generating unit (11) is activating, the judgement or the circuit unit that can see through this microprocessing unit (16) are selected by this inside secondary cell (12) supply capability to these internal load power supply circuits (14), finish the initial program of activation and after entering the state of normal operation, produce also supply capability up to this fuel cell power generating unit (11) by this electricity generating section (11).
In addition, when this inside secondary cell (12) output power during to these internal load power supply circuits (14), this charhing unit (18) selects can not carry out the charging of this inside secondary cell (12); And when this fuel cell power generating unit (11) output power during to these internal load power supply circuits (14), this charhing unit (18) is selected to carry out the charging of this inside secondary cell (12), reaches the charging saturation condition up to this inside secondary cell (12).
Shown with reference to figure 3, it is the partial component associated diagram of another specific embodiment of fuel cell of tool power management of the present invention.Described selected cell (15) can be to adopt circuit that circuit unit constituted and the person of reaching.Specifically, this selected cell (15) can be electronic switch assembly (15a), as MOS switch or FET switch, and those electronic switch assemblies (15a) are the control that is subjected to this microprocessing unit (16), in order to reach select this fuel cell power generating unit (11) and should inside secondary cell (12) in arbitrary electric power source output power to these internal load power supply circuits (14).
Shown with reference to figure 4, it is the fuel cell partial component associated diagram of a specific embodiment again of tool power management of the present invention.In the fuel cell of described tool power management of the present invention, can further have an external power supply (19), this external power supply (19) is one can be electrically connected to AC power and this is electrically connected the electric device that is converted to DC power supply, uses to the fuel cell system of tool power management of the present invention in order to import this DC power supply.Wherein, described fuel cell power generating unit (11), inner secondary cell (12) and external power supply (19) are to be electrically connected to this selected cell (15) respectively, this selected cell (15) is to be electrically connected to these external loading power supply circuits (13) and internal load power supply circuits (14) respectively, make this selected cell (15) can select this fuel cell power generating unit (11), arbitrary power supply in this inside secondary cell (12) and this external power supply (19), and electric power selected to be dispensed to these external loading power supply circuits (13) or this internal load power supply circuits (14).Therefore, the state that does not operate when this fuel cell power generating unit (11) down or this fuel cell power generating unit (11) does not enter under the state of normal operation, and in the time of should inside secondary cell (12) power shortage, this selected cell (15) is to select by this external power supply (19) supply capability to these internal load power supply circuits (14), and see through the electric power source of the electric pressure converter output specific voltage of these internal load power supply circuits (14), in order to provide the intraware running required electric power.In addition, this external power supply (19) also can see through this selected cell (15) and select output power to these external loading power supply circuits (13), and in order to the load (2) of supply electric power to this fuel cell system (1) outside, or supply with the required electric power of described outside secondary cell (3) charging, as shown in Figure 1; And this external power supply (19) also can see through these internal load power supply circuits (14) and supply with described charhing unit (18), as shown in Figure 2, and carries out the charging of this inside secondary cell (12).
Shown with reference to figure 5, it is the fuel cell partial component associated diagram of a specific embodiment again of tool power management of the present invention.Described external power supply (19) can further have one first output port (19a), one second output port (19b) and one the 3rd output port (19c), and the circuit that those external power supplys (19) inside has several voltage transitions, make this first output port (19a), the voltage of the electric power source of second output port (19b) and the 3rd output port (19c) output is respectively the load required voltage, three kinds of voltages of voltage VCC and voltage VBOP, this first output port (19a), second output port (19b) and the 3rd output port (19c) are electrically connected to described second electric terminal (102) respectively, the 3rd electric terminal (103) and the 4th electric terminal (104), as shown in Fig. 2, in order to distinguish output power to this load (2), this microprocessing unit (16) and this fuel control unit (17).Wherein this first output port (19a), second output port (19b) and the 3rd output port (19c) are respectively to limit the unit of the sense of current, make the electric power that limits this first output port (19a), second output port (19b) and the 3rd output port (19c) can only flow to this second electric terminal (102), the 3rd electric terminal (103) and the 4th electric terminal (104) respectively, and the unit of this restriction sense of current can be at this first output port (19a), second output port (19b) and the 3rd output port (19c) difference connected in electrical series one diode.
Though the present invention discloses as above with specific embodiment; right its disclosed specific embodiment is not in order to limit the present invention; anyly be familiar with this technical staff; without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations; its change of doing all should belong to category of the present invention with retouching, and protection scope of the present invention is worked as according to being as the criterion that claim defined.
Claims (28)
1. the fuel cell of a tool power management is characterized in that, comprising:
One fuel cell power generating unit;
One inner secondary cell;
One internal load, it is the control assembly of the inside of this fuel cell;
One external loading power supply circuits, it is to be specific output characteristic in order to power conversions that this fuel cell power generating unit is produced, and uses to this fuel cell is outside in order to transmit this electric power; And
One internal load power supply circuits, it is in order to being specific output characteristic with power conversions, and uses in order to transmit this electric power to the internal load of this fuel cell;
It is characterized in that these internal load power supply circuits further comprise a selected cell, in order to select with this fuel cell power generating unit and should the inside secondary cell in the power conversions of arbitrary electric power generation component be specific output characteristic.
2. have the fuel cell of power management according to claim 1, it is characterized in that it is characterized in that, this inside secondary cell is arbitrary rechargeable type battery of selecting in lithium battery, Ni-H cell and the ickel-cadmium cell.
3. as the fuel cell of tool power management as described in the claim 2, it is characterized in that this inside secondary cell is the rechargeable type battery of selecting than subsection, and cooperate and be enough to supply with the required power consumption of this internal load.
4. as the fuel cell of tool power management as described in the claim 3, it is characterized in that this secondary cell is to select the unit cell lithium battery.
5. have the fuel cell of power management according to claim 1, it is characterized in that, this fuel cell further comprises a microprocessing unit, and it is to comprise logic determines and control unit, in order to the electric information of handling this fuel cell and the control of carrying out this fuel battery inside assembly; And
This selected cell further comprises electronic switch;
Wherein this microprocessing unit sees through the electronic switch that its logic determines and control unit are controlled this selected cell, and in order to select this fuel cell power generating unit and should the inside secondary cell in the electric power transfer exported of arbitrary electric power generation component to these internal load power supply circuits.
6. as the fuel cell of tool power management as described in the claim 5, it is characterized in that this electronic switch is arbitrary electronic building brick of selecting in transistor switch and the MOS switch.
7. have the fuel cell of power management according to claim 1, it is characterized in that this fuel cell system further comprises a charhing unit, in order to the charged state of selecting this inside secondary cell and the arbitrary state in the non-charged state.
8. as the fuel cell of tool power management as described in the claim 7, it is characterized in that, this fuel cell system further comprises a microprocessing unit, and this microprocessing unit comprises logic determines and control unit, in order to the electric information of handling this fuel cell and the control of carrying out this fuel battery inside assembly; And
This charhing unit further comprises an electronic switch;
Wherein this microprocessing unit sees through the electronic switch that its logic determines and control unit are controlled this charhing unit, and in order to the charged state of selecting this inside secondary cell and the arbitrary state in the non-charged state.
9. as the fuel cell of tool power management as described in the claim 8, it is characterized in that this electronic switch is arbitrary electronic building brick of selecting in transistor switch and the MOS switch.
10. as the fuel cell of tool power management as described in the claim 7, it is characterized in that this fuel cell power generating unit is to see through one first electric terminal to be electrically connected these external loading power supply circuits and this selected cell respectively; These external loading power supply circuits are to see through one second electric terminal to be electrically connected this load; These internal load power supply circuits see through one the 3rd electric terminal and are electrically connected this selected cell, see through the electrical connection terminal that one the 4th electric terminal is electrically connected this microprocessing unit and this charhing unit respectively, and be electrically connected this fuel control unit through one the 5th electric terminal; And this secondary cell sees through another electrical connection terminal that one the 6th electric terminal is electrically connected this selected cell and this charhing unit respectively.
11. the fuel cell as tool power management as described in the claim 10 is characterized in that these external loading power supply circuits comprise one first electric pressure converter, makes this first electric pressure converter output have the electric power source of specific voltage;
These internal load power supply circuits comprise one second electric pressure converter and a tertiary voltage transducer, make this second electric pressure converter and tertiary voltage transducer export the electric power source with specific voltage respectively.
12. the fuel cell as tool power management as described in the claim 11 is characterized in that, this first electric pressure converter be select to adopt booster circuit unit, reduction voltage circuit unit and the circuit unit with step-down of can boosting in arbitrary unit.
13. the fuel cell as tool power management as described in the claim 11 is characterized in that, this second electric pressure converter be select to adopt booster circuit unit, reduction voltage circuit unit and the circuit unit with step-down of can boosting in arbitrary unit.
14. the fuel cell as tool power management as described in the claim 11 is characterized in that, this tertiary voltage transducer be select to adopt booster circuit unit, reduction voltage circuit unit and the circuit unit with step-down of can boosting in arbitrary unit.
15. have the fuel cell of power management according to claim 1, it is characterized in that, this internal load comprises a microprocessing unit, and this microprocessing unit is to have logic determines and control unit, in order to the electric information of handling this fuel cell and the control of carrying out this fuel battery inside assembly.
16. have the fuel cell of power management according to claim 1, it is characterized in that this internal load comprises a fuel control unit, this fuel control unit is in order to import the required fuel of this electrochemical reaction of fuel battery.
17. the fuel cell as tool power management as described in the claim 16 is characterized in that this fuel control unit is to comprise an a gang of Pu and a fan.
18. have the fuel cell of power management according to claim 1, it is characterized in that the further electric in parallel one outside secondary cell of this fuel cell.
19. have the fuel cell of power management according to claim 1, it is characterized in that this fuel cell further comprises an external power supply, this external power supply is one can be electrically connected to AC power and this is electrically connected the electric device that is converted to DC power supply.
20. fuel cell as tool power management as described in the claim 19, it is characterized in that, this external power supply is to be electrically connected to this selected cell, and this selected cell is selected the arbitrary power supply in this fuel cell power generating unit, this secondary cell and this external power supply, in order to output power to these internal load power supply circuits.
21. fuel cell as tool power management as described in the claim 20, it is characterized in that, this external power supply is to be electrically connected to this selected cell, and this selected cell can further be selected the arbitrary power supply in this fuel cell power generating unit and this external power supply, in order to output power to these external loading power supply circuits.
22. fuel cell as tool power management as described in the claim 19, it is characterized in that, this external power supply can further comprise one first output port, one second output port and one the 3rd output port, and the output port of those external power supplys can be distinguished the electric power source of output loading required voltage, first voltage and three kinds of voltages of second voltage, and this first output port, second output port and the 3rd output port are electrically connected to described second electric terminal, the 4th electric terminal and the 5th electric terminal respectively.
23. have the fuel cell of power management according to claim 1, it is characterized in that this fuel cell power generating unit is not entering under the state of normal operation, this selected cell is to select by this inside secondary cell supply capability to these internal load power supply circuits.
24. the fuel cell as tool power management as described in the claim 23 is characterized in that, this inside secondary cell is arbitrary rechargeable type battery of selecting in lithium battery, Ni-H cell and the ickel-cadmium cell.
25. the fuel cell as tool power management as described in the claim 24 is characterized in that, this inside secondary cell is the rechargeable type battery of selecting than subsection, and cooperates and be enough to supply with the required power consumption of this internal load.
26. the fuel cell as tool power management as described in the claim 25 is characterized in that, this secondary cell is to select the unit cell lithium battery.
27. the fuel cell as tool power management as described in the claim 26 is characterized in that this fuel cell further comprises a charhing unit, in order to the charged state of selecting this inside secondary cell and the arbitrary state in the non-charged state.
28. fuel cell as tool power management as described in the claim 26, it is characterized in that, this external power supply is to be electrically connected to this selected cell, and this selected cell is selected the arbitrary power supply in this fuel cell power generating unit, this secondary cell and this external power supply, in order to output power to this inside or the external loading power supply circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100783990A CN101075677A (en) | 2006-05-19 | 2006-05-19 | Fuel cell with power-supply management |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100783990A CN101075677A (en) | 2006-05-19 | 2006-05-19 | Fuel cell with power-supply management |
Publications (1)
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| CN101075677A true CN101075677A (en) | 2007-11-21 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102136586A (en) * | 2010-01-26 | 2011-07-27 | 扬光绿能股份有限公司 | Fuel cell system and power supply management method thereof |
| CN104916859A (en) * | 2015-04-17 | 2015-09-16 | 沈阳德邦仪器有限公司 | Tiny hydrogen fuel cell power generation apparatus |
| CN113054226A (en) * | 2021-03-10 | 2021-06-29 | 陈俊霖 | Fuel cell power supply and electric vehicle |
| CN114649552A (en) * | 2020-12-17 | 2022-06-21 | 中国科学院长春应用化学研究所 | Fuel cell power output control method |
-
2006
- 2006-05-19 CN CNA2006100783990A patent/CN101075677A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102136586A (en) * | 2010-01-26 | 2011-07-27 | 扬光绿能股份有限公司 | Fuel cell system and power supply management method thereof |
| CN104916859A (en) * | 2015-04-17 | 2015-09-16 | 沈阳德邦仪器有限公司 | Tiny hydrogen fuel cell power generation apparatus |
| CN114649552A (en) * | 2020-12-17 | 2022-06-21 | 中国科学院长春应用化学研究所 | Fuel cell power output control method |
| CN113054226A (en) * | 2021-03-10 | 2021-06-29 | 陈俊霖 | Fuel cell power supply and electric vehicle |
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