CN102684231A - Intelligent charge equilibrium distributor - Google Patents
Intelligent charge equilibrium distributor Download PDFInfo
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- CN102684231A CN102684231A CN201110053017XA CN201110053017A CN102684231A CN 102684231 A CN102684231 A CN 102684231A CN 201110053017X A CN201110053017X A CN 201110053017XA CN 201110053017 A CN201110053017 A CN 201110053017A CN 102684231 A CN102684231 A CN 102684231A
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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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Abstract
The invention discloses an intelligent charge equilibrium distributor, which belongs to the technical field of charge of a storage battery, which comprises a power interface, an equilibrium master circuit, a multi-path distribution switch circuit, a charge interface and a micro-control unit. The equilibrium master circuit is connected with the power interface, the multi-path distribution switch circuit and the micro-control unit, and the multi-path distribution switch circuit is connected with the charge interface and connected with the micro-control unit. The overall charge mode of a storage battery pack is converted into an independent charge mode of a single storage battery by adopting the charge distribution switch circuit disclosed by the invention so as to achieve independent management of the single storage battery and really keep the equilibrium of charge of the storage battery pack. The convenient and flexible external power interface disclosed by the invention can be convenient for flexibly adjusting the charge power by a user according to concrete capacity of the charge storage battery pack and changes the overall change of the storage battery pack into charge of the single storage battery, so that the charge efficiency and fastening the charge speed can be effectively improved.
Description
Technical field
The present invention relates to a kind of intelligent charging equalization distributor, belong to the accumulator charging technology field.
Background technology
The charging technique field of well-known present accumulator charging technology field, especially lead acid accumulator is for the equalizing charge and the unusual concern of quick charge technology of storage battery.Through effort and research and development for many years; Each charger manufacturer and relevant research and development unit; Successfully developed equalizing charger miscellaneous and quick charger, but effect is all undesirable, through the information of user feedback on the market; Effect as its second use of lead acid accumulator of the main consumer objects of masses is quite pessimistic, to such an extent as to people have lost confidence for the prospect of this ancient battery; Tracing it to its cause is, many researchers are the research and development that equalizing charger and quick charger are carried out in the basis with the strategy of integral body charging mostly, are subject to the managerial all physical restriction of charger power volume and cell naturally.
Summary of the invention
The technical problem that the present invention will solve is: to the deficiency of charge in batteries existence; A kind of thought based on the monomer cycle charging is provided; Can effectively promote charge efficiency, also be convenient to the lifting of charge power, accelerate the intelligent charging equalization distributor of charging rate.
The technical scheme that the present invention solves its technical problem employing is: this comprises power interface; Balanced main circuit, multichannel distributed switch circuit, charging inlet and micro-control unit; Balanced main circuit connects power interface; And link to each other with the micro-control unit with the multichannel distributed switch circuit, the multichannel distributed switch circuit connects charging inlet, and links to each other with the micro-control unit.The micro-control unit is according to its embedded recharge logic algorithm, and from the voltage and current signal A/D sampled value that balanced main circuit and multichannel distributed switch circuit obtain, specifically controls the work of balanced main circuit and multichannel distributed switch circuit.
Described balanced main circuit comprises resistance R 1-R5, capacitor C 1-C6, diode D1-D5; Power switch pipe Q0, protective tube F1, micro-control unit interface MCU1-MCU2; External power source interface VDD, internal electric source interface VCC, inductance L 1; Photoelectric isolating device U1, power switch tube drives chip U2, digitally DGND and power supply ground; External power source interface VDD is according to the collocation of reality charging needs, and internal electric source interface VCC is provided by external power source interface VDD, and micro-control unit interface MCU1 is used to control charging voltage output Vch numerical value; Micro-control unit interface MCU2 is used for gathering in real time charging voltage A/D and carries out micro-control unit internal feedback, and micro-control unit interface MCU1 is via photoelectric isolating device U1, and meets digitally DGND through connecting resistance R 1; Micro-control unit interface MCU2 carries out real-time sampling in resistance R 4 and the junction of R5, and resistance R 4 and resistance R 5 are connected in parallel on the two ends of capacitor C 4; One termination power ground of resistance R 4; One end of resistance R 5 is charging voltage output Vch; The end of internal electric source interface VCC is via photoelectric isolating device U1, and connects power supply ground through connecting resistance R 2; 1 pin of another termination power switch tube drives chip U2 of internal electric source interface VCC; 4 pin and 5 pin of power switch tube drives chip U2 are unsettled; Between 1 pin of power switch tube drives chip U2 and 3 pin and be connected to capacitor C 1; C2; The 2 pin connecting resistance R2 of power switch tube drives chip U2 connect capacitor C 3 away from an end on power supply ground between 6 pin of power switch tube drives chip U2 and 8 pin, meet diode D1 between 1 pin of power switch tube drives chip U2 and 8 pin; 7 pin of power switch tube drives chip U2 connect the gate pole of power switch pipe Q0 through resistance R 3, and 6 pin of power switch tube drives chip U2 connect the source electrode of power switch pipe Q0; External power source interface VDD one end connects the drain electrode of power switch pipe Q0 through protective tube F1, and the other end connects power supply ground through capacitor C 5; The two ends of resistance R 3 also are connected to diode D3 and capacitor C 6; Between the source electrode of power switch pipe Q0 and the drain electrode again and meet diode D2; Source electrode one end of power switch pipe connects power supply ground through diode D4,6 pin, one side of the connection power switch tube drives chip U2 of another termination inductance L 1; The opposite side of inductance L 1 arrives charging voltage output Vch through diode D5.
The concrete way of said multichannel distributed switch circuit is by the quantity decision of charging object, and the topological structure of each road distributed switch circuit is consistent, and wherein one the tunnel comprises resistance R 6-R12; Diode D6-D9, power switch pipe Q1-Q2, micro-control unit interface MCU3-MCU5; Photoelectric isolating device U3, U4, the gate electrode drive signals K+ of power switch pipe Q1 and Q2 and K-; Charging voltage output Vch, it is anodal that the source electrode of power switch pipe Q1 connects cell batteries Bat, and the drain electrode of power switch pipe Q2 connects same cell batteries Bat negative pole; Be connected to diode D6 and D7 respectively between the source electrode of power switch pipe Q1 and Q2 and the drain electrode; One end of micro-control unit interface MCU3 connecting resistance R6-R8 parallel connection, the other end ground connection of resistance R 6-R8 parallel connection, micro-control unit interface MCU4 meets digitally DGND behind photoelectric isolating device U3 series resistor R9; Micro-control unit interface MCU5 meets digitally DGND behind photoelectric isolating device U4 series resistor R11; External power source interface VDD connects power supply ground behind photoelectric isolating device U3 series resistor R10, charging voltage output Vch connects power supply ground behind photoelectric isolating device U4 series resistor R12.
The gate electrode drive signals K+ of power switch pipe Q1 cooperates photoelectric isolating device U3 and micro-control unit interface MCU4 to provide by the power supply far away ground end output of resistance R 10 by external power source interface VDD; The gate electrode drive signals K-of power switch pipe Q2 cooperates photoelectric isolating device U4 and micro-control unit interface MCU5 to provide by the power supply far away ground end output of resistance R 12 by charging voltage output Vch; Diode D8 and diode D9 play the effect that electric current is isolated in circuit, the micro-control unit interface MCU3 charging current A/D value that is used to sample, and the hardware sample circuit of charging current is through the parallel way realization of resistance R 6-R8.
The course of work: after charging process begins, the time-sharing charging output voltage and the time-sharing charging electric current of each cell batteries of micro-control unit timesharing monitoring; When the micro-control unit confirmed that according to its embedded recharge logic algorithm certain particular moment is the charging of a certain monomer, then the micro-control unit sent level signal and controls the power switch pipe that cell batteries both positive and negative polarity therewith connects respectively through the multichannel distributed switch circuit and be in conducting state; Simultaneously, the micro-control unit gate electrode drive signals of controlling each power switch pipe of other cell batteries successively according to its embedded recharge logic algorithm transmission level signal guarantees that the power switch pipe of other each monomers is in off state; Meanwhile; The micro-control unit is through the charging voltage A/D value and the charging current A/D value of the current charging cell batteries of the continuous sampling of its embedded recharge logic algorithm; And constantly adjust charge mode according to sampled value, after the current cell batteries of micro-control unit judges reaches charging cut-off condition, send level signal and control the power switch pipe of current connection cell batteries both positive and negative polarity and be in off state; Send the next power switch pipe that connects charging cell batteries both positive and negative polarity of level signal control simultaneously and be in conducting state; Other power switch pipe states are constant, the charging process that gets into current cell batteries, and so circulation is all satisfied charging cut-off condition until all cell batteries; Get into next charging cycle, until the charging process end of cell batteries.
Compared with prior art, the beneficial effect that has of intelligent charging equalization distributor of the present invention is:
At first, adopt charging distributed switch circuit of the present invention, change the whole charge mode of batteries the charge independence pattern of cell batteries into, accomplished the managing independently of cell batteries really accomplished to keep the harmony of battery charging;
Secondly, the external power source interface that the present invention is convenient, flexible can make things convenient for the particular capacity of user according to the charging accumulator group; Adjust the size of charge power flexibly, and the integral body charging of batteries is become the charging to cell batteries, the monomer charging voltage requires low with respect to integral battery door group charging requirement; Can effectively promote charge efficiency; Charge power can promote more than 60% approximately, accelerates charging rate, can shorten 1-2 hour than normal charge.
Description of drawings
Fig. 1 intelligent charging equalization allotter circuit of the present invention topological structure block diagram;
The balanced main circuit schematic diagram of Fig. 2 the present invention;
Fig. 3 multichannel distributed switch circuit of the present invention schematic diagram;
Fig. 4 intelligent charging equalization allotter circuit of the present invention schematic diagram.
Fig. 1-4 is the most preferred embodiment of intelligent charging equalization distributor of the present invention.
Wherein: resistance R 1-R21 capacitor C 1-C6 diode D1-D21 power switch pipe Q0-Q8 protective tube F1 micro-control unit interface MCU1-MCU5 external power source interface VDD internal electric source interface VCC inductance L 1 photoelectric isolating device U1; U3; U4 power switch tube drives chip U2 is DGND cell batteries Bat digitally, Bat1, Bat2; Bat3, Bat4.
Embodiment
Below in conjunction with Figure of description 1-4 intelligent charging equalization distributor of the present invention is explained further details.
Be illustrated in figure 1 as intelligent charging equalization allotter circuit topological structure block diagram of the present invention, whole distributor comprises power interface, balanced main circuit, multichannel distributed switch circuit, charging inlet and micro-control unit; Balanced main circuit connects power interface, and links to each other with the micro-control unit with the multichannel distributed switch circuit; The multichannel distributed switch circuit connects charging inlet, and links to each other with the micro-control unit; The micro-control unit is according to its embedded recharge logic algorithm, and from the voltage and current signal A/D sampled value that balanced main circuit and multichannel distributed switch circuit obtain, specifically controls the work of balanced main circuit and multichannel distributed switch circuit.
Be illustrated in figure 2 as the balanced main circuit schematic diagram of the present invention; Outside power interface VDD arranges in pairs or groups according to reality charging needs among the figure; Generally require the cell batteries charging to need more than the 24V; Internal electric source interface VCC is provided by external power source interface VDD, the general output 12～16V that requires, and the power of external power source is determined by actual cell batteries charging current;
Micro-control unit interface MCU1 is used to regulate output pulse width, thereby reaches the purpose of control charging voltage output Vch numerical value, and micro-control unit interface MCU2 is used for gathering in real time charging voltage A/D and carries out micro-control unit internal feedback, reaches real-time monitoring charging voltage purpose; Wherein micro-control unit interface MCU1 is via photoelectric isolating device U1, and meets digitally DGND through connecting resistance R 1; Micro-control unit interface MCU2 carries out real-time sampling in resistance R 4 and the junction of R5, and resistance R 4 and resistance R 5 are connected in parallel on the two ends of capacitor C 4; Resistance R 4 is away from the termination power ground of micro-control unit interface MCU2; Resistance R 5 is charging voltage output Vch away from the end of micro-control unit interface MCU2;
The end of internal electric source interface VCC is via photoelectric isolating device U1, and connects power supply ground through connecting resistance R 2; 1 pin of another termination power switch tube drives chip U2 of internal electric source interface VCC; 4 pin and 5 pin of power switch tube drives chip U2 are unsettled; Between 1 pin of power switch tube drives chip U2 and 3 pin and be connected to capacitor C 1; C2; The 2 pin connecting resistance R2 of power switch tube drives chip U2 connect capacitor C 3 away from an end on power supply ground between 6 pin of power switch tube drives chip U2 and 8 pin, meet diode D1 between 1 pin of power switch tube drives chip U2 and 8 pin; 7 pin of power switch tube drives chip U2 connect the gate pole of power switch pipe Q0 through resistance R 3, and 6 pin of power switch tube drives chip U2 connect the source electrode of power switch pipe Q0; External power source interface VDD one end connects the drain electrode of power switch pipe Q0 through protective tube F1, and the other end connects power supply ground through capacitor C 5; The two ends of resistance R 3 also are connected to diode D3 and capacitor C 6; Between the source electrode of power switch pipe Q0 and the drain electrode again and meet diode D2 and strengthen protection; Source electrode one end of power switch pipe connects power supply ground through diode D4,6 pin, one side of the connection power switch tube drives chip U2 of another termination inductance L 1; The opposite side of inductance L 1 arrives charging voltage output Vch through diode D5;
The micro-control unit through the logical algorithm of inside, is adjusted pulsewidth output in real time, and is specifically controlled the overall operation state of balanced main circuit through micro-control unit interface MCU1 according to the A/D signal value of the charging voltage output Vch feedback of micro-control unit interface MCU2 feedback.
Be illustrated in figure 3 as the quantity decision of the concrete way of multichannel distributed switch circuit of the present invention by the charging object, the topological structure of each road distributed switch circuit is consistent, and wherein one the tunnel comprises resistance R 6-R12; Diode D6-D9, power switch pipe Q1-Q2, micro-control unit interface MCU3-MCU5; Photoelectric isolating device U3, U4, the gate electrode drive signals K+ of power switch pipe Q1 and Q2 and K-; Charging voltage output Vch; It is anodal that the source electrode of power switch pipe Q1 connects cell batteries Bat, and the drain electrode of power switch pipe Q2 connects together-cell batteries Bat negative pole, constitutes the cell batteries charging dispense switch integrated mode under the both positive and negative polarity control model; The gate electrode drive signals K+ of power switch pipe Q1 cooperates photoelectric isolating device U3 and micro-control unit interface MCU4 to provide by external power source interface VDD; The gate electrode drive signals K-of power switch pipe Q2 cooperates photoelectric isolating device U4 and micro-control unit interface MCU5 to provide by charging voltage output Vch; Between the source electrode of power switch pipe Q1 and Q2 and the drain electrode, be connected to the protection that diode D6 and D7 strengthen power switch pipe Q1 and Q2 self respectively, guarantee the reliability of its work; Diode D8 and diode D9 play the effect that electric current is isolated in circuit, prevent that the reverse current of power switch pipe Q1 and Q2 from destroying, and strengthen its job stability; The micro-control unit interface MCU3 charging current A/D value that is used to sample, the micro-control unit carries out the adjustment of charging modes in view of the above; The hardware sample circuit of charging current is through resistance R 6, and the parallel way of R7 and R8 realizes; Micro-control unit interface MCU4 inserts digitally DGND via photoelectric isolating device U3 series resistor R9; Micro-control unit interface MCU5 inserts digitally DGND via photoelectric isolating device U4 series resistor R11; External power source interface VDD inserts power supply ground via photoelectric isolating device U3 series resistor R10, and the gate electrode drive signals K+ of power switch pipe Q1 is by the power supply far away ground end output of resistance R 10; Charging voltage output Vch inserts power supply ground via photoelectric isolating device U4 series resistor R12, and the gate electrode drive signals K-of power switch pipe Q2 is by the power supply far away ground end output of resistance R 12;
The design of this circuit is the reliability and stability of guaranteed output switching tube Q1 and Q2 work at utmost.
Be illustrated in figure 4 as intelligent charging equalization allotter circuit schematic diagram of the present invention, saving cells with four among the figure is that example has provided circuit connection sketch map roughly, specifies the intelligent charging equalization distributor course of work of the present invention below in conjunction with Fig. 4.
External power source interface VDD is made as 24V, and the maximum 10A of output current is 0～17V through the value controlled range of testing charging voltage output Vch, and the controlled output current scope that charges is 0～10A; After charging process began, the micro-control unit was through micro-control unit interface MCU2 and MCU3 timesharing monitoring cell batteries Bat, Bat2, the time-sharing charging output voltage of Bat3 and Bat4 and time-sharing charging electric current; Bat is an example with charging object cell batteries; When the micro-control unit confirms that according to its embedded recharge logic algorithm certain particular moment charges for it; Then the micro-control unit sends level signal to micro-control unit interface MCU4 and MCU5; And, guarantee that power switch pipe Q1 and Q2 are in conducting state through circuit connection difference power controlling switching tube Q1 shown in Figure 2 and gate electrode drive signals K+ and the K-of Q2; Meanwhile; The micro-control unit is according to its embedded recharge logic algorithm transmission level signal gate electrode drive signals K2+ of power controlling switching tube Q3-Q8 successively, K2-, K3+; K3-; K4+, K4-guarantee that power switch pipe Q3-Q8 is in off state, and promptly begin cell batteries Bat is charged this moment; In the charging process, the micro-control unit is through its embedded recharge logic algorithm charging voltage A/D value and charging current A/D value that micro-control unit interface MCU2 and MCU3 obtain of constantly sampling, and constantly adjusts charge mode according to sampled value; When the micro-control unit according to its embedded recharge logic algorithm; When confirming that cell batteries Bat reaches charging cut-off condition; It sends level signal to micro-control unit interface MCU4 and MCU5, thereby the gate electrode drive signals K+ of power controlling switching tube Q1 and Q2 and K-make power switch pipe Q1 and Q2 be in off state; Meanwhile the micro-control unit sends gate electrode drive signals K2+ and the K2-of level signal power controlling switching tube Q3 and Q4; Make power switch pipe Q3 and Q4 be in opening state, promptly begin cell batteries Bat2 is charged this moment, in the charging process; The micro-control unit is through its embedded recharge logic algorithm constantly sample charging voltage A/D value and the charging current A/D value of cell batteries Bat2, and constantly adjusts charge mode according to sampled value; When the micro-control unit according to its embedded recharge logic algorithm; When confirming that cell batteries Bat2 reaches charging cut-off condition; It sends gate electrode drive signals K2+ and the K2-of level signal power controlling switching tube Q3 and Q4; Make power switch pipe Q3 and Q4 be in off state, meanwhile the micro-control unit sends gate electrode drive signals K3+ and the K3-of level signal power controlling switching tube Q5 and Q6, makes power switch pipe Q5 and Q6 be in opening state; Promptly begin cell batteries Bat3 is charged this moment; In the charging process, the micro-control unit is through its embedded recharge logic algorithm constantly sample charging voltage A/D value and the charging current A/D value of cell batteries Bat3, and constantly adjusts charge mode according to sampled value; When the micro-control unit according to its embedded recharge logic algorithm; When confirming that cell batteries Bat3 reaches charging cut-off condition; It sends gate electrode drive signals K3+ and the K3-of level signal power controlling switching tube Q5 and Q6; Make power switch pipe Q5 and Q6 be in off state, meanwhile the micro-control unit sends gate electrode drive signals K4+ and the K4-of level signal power controlling switching tube Q7 and Q8, makes power switch pipe Q7 and Q8 be in opening state; Promptly begin cell batteries Bat4 is charged this moment; In the charging process, the micro-control unit is through its embedded recharge logic algorithm constantly sample charging voltage A/D value and the charging current A/D value of cell batteries Bat4, and constantly adjusts charge mode according to sampled value; When the micro-control unit according to its embedded recharge logic algorithm; When confirming that cell batteries Bat4 reaches charging cut-off condition; Gate electrode drive signals K4+ and K4-that it sends level signal power controlling switching tube Q7 and Q8 make power switch pipe Q7 and Q8 be in off state, and charging cycle finishes for the first time; The micro-control unit gets into charging cycle process for the second time according to embedded recharge logic algorithm; Concrete distributed switch circuit charging control process and said process are identical, and until confirming each cell batteries charging according to the embedded recharge logic algorithm in micro-control unit fully, charging process finishes; When whole charging process was guaranteed the cell batteries charging, the dispense switch of other cell batteries was in off-state.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But everyly do not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and remodeling that above embodiment did, still belong to the protection range of technical scheme of the present invention according to technical spirit of the present invention.
Claims (3)
1. an intelligent charging equalization distributor is characterized in that: comprise power interface, balanced main circuit; The multichannel distributed switch circuit; Charging inlet and micro-control unit, balanced main circuit connects power interface, and links to each other with the micro-control unit with the multichannel distributed switch circuit; The multichannel distributed switch circuit connects charging inlet, and links to each other with the micro-control unit.
2. intelligent charging equalization distributor according to claim 1 is characterized in that: described balanced main circuit comprises resistance R 1-R5, capacitor C 1-C6, diode D1-D5; Power switch pipe Q0, protective tube F1, micro-control unit interface MCU1-MCU2; External power source interface VDD, internal electric source interface VCC, inductance L 1; Photoelectric isolating device U1, power switch tube drives chip U2, micro-control unit interface MCU1 meets digitally DGND through photoelectric isolating device U1 and resistance R 1; Resistance R 4 and resistance R 5 are connected in parallel on the two ends of capacitor C 4; One termination power ground of resistance R 4; The end of internal electric source interface VCC connects power supply ground through photoelectric isolating device U1 and resistance R 2; 1 pin of another termination power switch tube drives chip U2 of internal electric source interface VCC; 4 pin and 5 pin of power switch tube drives chip U2 are unsettled; Between 1 pin of power switch tube drives chip U2 and 3 pin and be connected to capacitor C 1 and capacitor C 2; The end of the 2 pin connecting resistance R2 of power switch tube drives chip U2; Connect capacitor C 3 between 6 pin of power switch tube drives chip U2 and 8 pin; Meet diode D1 between 1 pin of power switch tube drives chip U2 and 8 pin, 7 pin of power switch tube drives chip U2 connect the gate pole of power switch pipe Q0 through resistance R 3, and 6 pin of power switch tube drives chip U2 connect the source electrode of power switch pipe Q0; External power source interface VDD one end connects the drain electrode of power switch pipe Q0 through protective tube F1, and the other end of protective tube F1 connects power supply ground through capacitor C 5; The two ends of resistance R 3 also are connected to diode D3 and capacitor C 6; Between the source electrode of power switch pipe Q0 and the drain electrode and meet diode D2; Source electrode one end of power switch tube drives chip U2 connects power supply ground through diode D4, and an end of inductance L 1 connects 6 pin of power switch tube drives chip U2; The other end of inductance L 1 meets charging voltage output Vch through diode D5.
3. intelligent charging equalization distributor according to claim 1 is characterized in that: said multichannel distributed switch circuit, and wherein one the tunnel comprises resistance R 6-R12; Diode D6-D9, power switch pipe Q1-Q2, micro-control unit interface MCU3-MCU5; Photoelectric isolating device U3, U4, the gate electrode drive signals K+ of power switch pipe Q1 and Q2 and K-; Charging voltage output Vch, it is anodal that the source electrode of power switch pipe Q1 connects cell batteries Bat, and the drain electrode of power switch pipe Q2 connects same cell batteries Bat negative pole; Be connected to diode D6 and D7 respectively between the source electrode of power switch pipe Q1 and Q2 and the drain electrode; One end of micro-control unit interface MCU3 connecting resistance R6-R8 parallel connection, the other end ground connection of resistance R 6-R8 parallel connection, micro-control unit interface MCU4 meets digitally DGND behind photoelectric isolating device U3 series resistor R9; Micro-control unit interface MCU5 meets digitally DGND behind photoelectric isolating device U4 series resistor R11; External power source interface VDD connects power supply ground behind photoelectric isolating device U3 series resistor R10, charging voltage output Vch connects power supply ground behind photoelectric isolating device U4 series resistor R12.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110053017XA CN102684231A (en) | 2011-03-05 | 2011-03-05 | Intelligent charge equilibrium distributor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110053017XA CN102684231A (en) | 2011-03-05 | 2011-03-05 | Intelligent charge equilibrium distributor |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080169789A1 (en) * | 2007-01-17 | 2008-07-17 | Panasonic Ev Energy Co., Ltd. | Apparatus for equalizing capacity of secondary battery, and discharge controller |
| CN101872990A (en) * | 2010-06-28 | 2010-10-27 | 山东申普汽车控制技术有限公司 | Storage battery non-damage rapid balanced charger and control strategy thereof |
| CN201975820U (en) * | 2011-03-05 | 2011-09-14 | 山东申普交通科技有限公司 | Intelligent charge equalization distributor |
-
2011
- 2011-03-05 CN CN201110053017XA patent/CN102684231A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080169789A1 (en) * | 2007-01-17 | 2008-07-17 | Panasonic Ev Energy Co., Ltd. | Apparatus for equalizing capacity of secondary battery, and discharge controller |
| CN101872990A (en) * | 2010-06-28 | 2010-10-27 | 山东申普汽车控制技术有限公司 | Storage battery non-damage rapid balanced charger and control strategy thereof |
| CN201975820U (en) * | 2011-03-05 | 2011-09-14 | 山东申普交通科技有限公司 | Intelligent charge equalization distributor |
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Application publication date: 20120919 |