CN202918023U - Battery management power module - Google Patents
Battery management power module Download PDFInfo
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- CN202918023U CN202918023U CN2012206189009U CN201220618900U CN202918023U CN 202918023 U CN202918023 U CN 202918023U CN 2012206189009 U CN2012206189009 U CN 2012206189009U CN 201220618900 U CN201220618900 U CN 201220618900U CN 202918023 U CN202918023 U CN 202918023U
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Abstract
The utility model provides a battery management power module. The battery management power module includes an EMC filtering module, a power frequency rectifying circuit, a PFC compensating circuit, a first PWM module, a dual-normal-shock combined circuit, a high frequency transformer, a secondary high frequency rectifying and filtering circuit, a driving pulse processing unit, a second PWM module, a microcontroller and an auxiliary power supply unit. The EMC filtering module, the power frequency rectifying circuit, the PFC compensating circuit, the dual-normal-shock combined circuit, the high frequency transformer and the secondary high frequency rectifying and filtering circuit are connected together successively. The first PWM module is connected with the PCF compensating circuit and the auxiliary power supply unit respectively. The driving pulse processing unit is connected with the dual-normal-shock combined circuit, the second PWM module and the auxiliary power supply unit respectively. The microcontroller is connected with the second PWM module and the auxiliary power supply unit. The battery management power module has advantages that the power factors and the efficiency are high; and the battery management power module is widely applied to different kinds of power source device for saving resource.
Description
Technical field
The utility model relates to a kind of battery component management and power supply unit, particularly discloses a kind of battery set management power model.
Background technology
The battery set management power model is that a kind of be applied in the electric power DC operating system manages battery pack and the DC control bus carries out the equipment of uninterrupted power supply.Be mainly used in power plant, all kinds of power transmission and transformation station, stadium, airport and building power automation electric power system.
Batteries charging managing power module in the early stage electric power DC operating system, mainly with the phase control rectifier technology, its shortcoming is that efficient is low, power factor is low, the electric current and voltage control precision is poor.Development along with science and technology, the appearance of new bipolar power device IGBT, FOSFET etc. has brought revolution to power conversion technology, from the HF switch Semiconductor Converting Technology of making a leapleap forward of low frequency phase control rectifier before, thereby now along with perfect, the soft switch technique of HF switch power device and the application of High Speed Microcontroller MCU make the power inverter of electric power loop be used widely with efficient, high frequency, High Power Factor.
In recent years, the HF switch Semiconductor Converting Technology is used very extensive in life, particularly advocates now " green power supply ", requires equipment pollution-free to electrical network, comprises that mainly harmonic content, wave distortion etc. are on the impact of power factor.In the power electronic equipment that contains the AC/DC converter, generally be behind rectification and large capacitor filtering, to obtain comparatively straight direct voltage by electric main, rectifier, capacitor filter are the combinations of a kind of non-linear component and energy storage component, therefore, although input ac voltage is sinusoidal, and the input AC electric current is a periodicity peak current that the time is very short, peak value is very high, and waveform seriously distorts.The passive network that consists of with inductance and capacitor in early days carries out power factor correction, and active PFC has obtained considerable progress along with the development of science and technology.Traditional single stage PFC correcting circuit is only applicable to small-power switching power-supply equipment.Power factor active correction circuit is a boost type stabilized voltage power supply under the switching mode in fact, ability has inhibitory action to harmonic wave under the input condition exchanging, switching tube in traditional power factor active correction circuit participates in the conversion of all power outputs, will certainly produce larger power consumption, and little load and when unloaded power factor still very low.
Summary of the invention
The purpose of this utility model is to solve the defective that exists in the prior art, and a kind of green, efficient, the various management functions of energy complete independently battery pack are provided, and the battery set management power model of convenient operation.
The utility model is achieved in that a kind of battery set management power model, it is characterized in that: comprise EMC filtration module, the little power consumption processing unit of single-stage PFC, the two normal shock combined converters of zero-voltage zero-current, microcontroller, auxiliary power unit, the little power consumption processing unit of described single-stage PFC comprises industrial frequency rectifying circuit, PFC compensating circuit, a PWM adjusting module; The two normal shock combined converters of described zero-voltage zero-current comprise two normal shock combinational circuits, high frequency transformer, secondary rectifier filter circuit, driving pulse processing unit, the 2nd PWM adjusting module;
Described EMC filtration module, industrial frequency rectifying circuit, PFC compensating circuit, two normal shock combinational circuit, high frequency transformer, secondary rectifier filter circuit, battery pack link to each other successively; A described PWM adjusting module links to each other with described PFC compensating circuit, auxiliary power unit respectively; Described driving pulse processing unit links to each other with described pair of normal shock combinational circuit, the 2nd PWM adjusting module, auxiliary power unit respectively; Described microcontroller links to each other with described the 2nd PWM adjusting module, auxiliary power unit respectively.Wherein battery pack is the battery apparatus that needs management in the prior art, by the utility model is linked to each other with battery pack, can realize that described battery pack belongs to outside autonomous device, is not contained in the utility model to the management of existing battery pack.
Described industrial frequency rectifying circuit is comprised of the first rectifier diode D1, the second rectifier diode D2, the 3rd rectifier diode D3, the 4th rectifier diode D4; The positive pole of described the first rectifier diode D1 links to each other with the negative pole of described the second rectifier diode D2, the positive pole of described the second rectifier diode D2 links to each other with the positive pole of described the 4th rectifier diode D4, the negative pole of described the 4th rectifier diode D4 links to each other with the positive pole of described the 3rd rectifier diode D3, and the positive pole of described the 3rd rectifier diode D3 links to each other with the negative pole of described the first rectifier diode D1; One end of described EMC filtration module is connected between the negative pole of the positive pole of the first rectifier diode D1 and the second rectifier diode D2, and the other end of described EMC filtration module is connected between the positive pole of the negative pole of the 4th rectifier diode D4 and the 3rd rectifier diode D3;
Described PFC compensating circuit is comprised of the first inductance L 1, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 5th diode D5, the 6th diode D6, the first resistance R 1, the second resistance R 2, MOSFET pipe Q1;
Between the negative pole that one end of described the first capacitor C 1 is connected in the first rectifier diode D1 and the negative pole of the 3rd rectifier diode D3 and link to each other with an end of described the first inductance L 1, an end of the second capacitor C 2 respectively; The other end of described the first inductance L 1 links to each other with the drain electrode of described MOSFET pipe Q1, the positive pole of described the 5th diode D5 respectively, and the negative pole of described the 5th diode D5 links to each other with the other end of described the second capacitor C 2, an end of the first resistance R 1, the positive pole of the 6th diode D6 respectively; The tie point that the negative pole of described the 6th diode D6 links to each other with the positive pole of described the 3rd capacitor C 3 and links to each other links to each other with the two sharp combined converters of described zero-voltage zero-current as the direct voltage output anode of the little power consumption processing unit of described single-stage PFC; The other end of described the first resistance R 1 links to each other with an end of a described PWM adjusting module, the second resistance R 2 respectively, and the tie point that the other end of described the second resistance R 2 links to each other and links to each other with the other end of the source electrode of the negative pole of described the 3rd capacitor C 3, MOSFET pipe Q1, the first capacitor C 1 respectively links to each other with described zero-voltage zero-current pair sharp combined converters as the direct voltage output negative terminal of the little power consumption processing unit of described single-stage PFC.
Described high frequency transformer is comprised of the first transformer BT1, the second transformer BT2;
Described pair of normal shock combinational circuit is comprised of the 4th capacitor C 4, the 5th capacitor C 5, the 2nd MOSFET pipe Q2, the 3rd MOSFET pipe Q3, the 4th MOSFET pipe Q4, the 5th MOSFET pipe Q5, the 7th diode D7, the 8th diode D8, the 9th diode D9, the tenth diode D10, the 11 diode D11, the 12 diode D12, the second inductance L 2, the 3rd inductance L 3;
The negative pole of described the 4th capacitor C 4 links to each other with the positive pole of described the 5th capacitor C 5, and the tie point that the positive pole of described the 4th capacitor C 4 links to each other and links to each other with the negative pole of the drain electrode of described the 2nd MOSFET pipe Q2, the 8th diode D8 respectively links to each other with the little power consumption processing unit of described single-stage PFC direct voltage output anode as the power input of zero-voltage zero-current pair normal shock combined converters; The grid of described the 2nd MOSFET pipe Q2 links to each other with described driving pulse processing unit, the source electrode of described the 2nd MOSFET pipe Q2 links to each other with the negative pole of described the 7th diode D7, the positive pole of the 11 diode D11 respectively, and the negative pole of described the 11 diode D11 links to each other with the first stitch of described the first transformer BT1 by the second inductance L 2; The second stitch of described the first transformer BT1 links to each other with the positive pole of described the 8th diode D8, the drain electrode of the 3rd MOSFET pipe Q3 respectively, the grid of described the 3rd MOSFET pipe Q3 links to each other with described driving pulse processing unit, and the source electrode of described the 3rd MOSFET pipe Q3 links to each other with the positive pole of described the 7th diode D7, the negative pole of the 4th capacitor C 4, the positive pole of the 5th capacitor C 5, the negative pole of the tenth diode D10, the drain electrode of the 4th MOSFET pipe Q4 respectively; The grid of described the 4th MOSFET pipe Q4 links to each other with described driving pulse processing unit, the source electrode of described the 4th MOSFET pipe Q4 respectively with the negative pole of described the 9th diode D9, the positive pole of the 12 diode D12 links to each other, the negative pole of described the 12 diode D12 links to each other with the first stitch of described the second transformer BT2 by the 3rd inductance L 3, the second stitch of described the second transformer BT2 respectively with the positive pole of described the tenth diode D10, the drain electrode of the 5th MOSFET pipe Q5 links to each other, the grid of described the 5th MOSFET pipe Q5 links to each other with described driving pulse processing unit, the source electrode that described the 5th MOSFET manages Q5 respectively with the positive pole of described the 9th diode D9, the tie point that the negative pole of the 5th capacitor C 5 links to each other and links to each other links to each other with the little power consumption processing unit of described single-stage PFC as the common negative terminal of the two normal shock combined converters of zero-voltage zero-current;
Described secondary rectifier filter circuit is comprised of the 13 diode D13, the 14 diode D14, the 15 diode D15, the 16 diode D16, the 4th inductance L 4, the 5th inductance L 5, the 6th capacitor C 6, the 7th capacitor C 7, the 8th capacitor C 8, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5;
The positive pole of described the 13 diode D13 links to each other with the 3rd stitch of described the first transformer BT1, the negative pole of described the 13 diode D13 links to each other with the negative pole of described the 14 diode D14, an end of the 4th inductance L 4 respectively, and the tie point that the other end of described the 4th inductance L 4 links to each other and links to each other with the positive pole of an end of the positive pole of described the 6th capacitor C 6, the 3rd resistance R 3, the 8th capacitor C 8 respectively links to each other with described battery pack as the dc voltage electrode output of the two normal shock combined converters of zero-voltage zero-current; The other end of described the 3rd resistance R 3 links to each other with an end of described the 2nd PWM adjusting module, the 4th resistance R 4 respectively, and the other end of described the 4th resistance R 4 links to each other with described battery pack as the common negative terminal of the output of the two normal shock combined converters of zero-voltage zero-current with the tie point that negative pole, the 2nd PWM adjusting module, an end of the 5th resistance R 5 of described the 8th capacitor C 8 link to each other and link to each other respectively; The other end of described the 5th resistance R 5 links to each other with the negative pole of described the 7th capacitor C 7, the positive pole of the 16 diode D16, the 4th stitch of the second transformer BT2 respectively; The positive pole of described the 14 diode D14 links to each other with the 4th stitch of described the first transformer BT1, the negative pole of the 6th capacitor C 6, the positive pole of the 7th capacitor C 7, an end of the 5th inductance L 5 respectively, the other end of described the 5th inductance L 5 links to each other with the negative pole of described the 16 diode D16, the negative pole of the 15 diode D15 respectively, and the positive pole of described the 15 diode D15 links to each other with the 3rd stitch of described the second transformer BT2.The first stitch of described the first transformer BT1 and the 3rd stitch are Same Name of Ends; The first stitch of described the second transformer BT2 and the 3rd stitch are Same Name of Ends.
Also be provided with the current transformer that links to each other with described the 2nd PWM adjusting module in the two normal shock combined converters of described zero-voltage zero-current.
Described current transformer is the punching inductance, and former limit winding the second stitch of described the second transformer BT2 links to each other with the grid of described the 5th MOSFET pipe Q5 through the center of circle of current transformer.
The beneficial effects of the utility model are: the little power consumption of realization of PFC compensating circuit is processed, so that the utility model power factor is higher, efficient is higher, can be widely used in saving in all kinds of power-supply devices more resource; The two sharp combined converters of zero-voltage zero-current adopt the application of pair transistor normal shock Semiconductor Converting Technology in high-power, have improved stability; The multistage Charge Management improves the useful life of battery applications; The application of microcontroller makes the utility model have more flexibility, intelligent, operability and extensibility, thereby makes this managing power module have the stronger market competitiveness.
Description of drawings
Fig. 1 is the square frame original structure schematic diagram of the utility model when linking to each other with battery pack.
Fig. 2 is the electrical block diagram of the utility model when linking to each other with battery pack.
Embodiment
According to Fig. 1, Fig. 2, the utility model comprises EMC filtration module, the little power consumption processing unit of single-stage PFC, the two normal shock combined converters of zero-voltage zero-current, microcontroller, auxiliary power unit, and the little power consumption processing unit of described single-stage PFC comprises industrial frequency rectifying circuit, PFC compensating circuit, a PWM adjusting module; The two normal shock combined converters of described zero-voltage zero-current comprise two normal shock combinational circuits, high frequency transformer, secondary rectifier filter circuit, driving pulse processing unit, the 2nd PWM adjusting module.
Described EMC filtration module, industrial frequency rectifying circuit, PFC compensating circuit, two normal shock combinational circuit, high frequency transformer, secondary rectifier filter circuit, battery pack link to each other successively; A described PWM adjusting module links to each other with described PFC compensating circuit, auxiliary power unit respectively; Described driving pulse processing unit links to each other with described pair of normal shock combinational circuit, the 2nd PWM adjusting module, auxiliary power unit respectively; Described microcontroller links to each other with described the 2nd PWM adjusting module, auxiliary power unit respectively.
Also be provided with the current transformer that links to each other with described the 2nd PWM adjusting module in the two normal shock combined converters of described zero-voltage zero-current.
The model that the utility model microcontroller can adopt Silicon Labs Cp Inc. (Silicon Laboratories) to produce is the chip of C8051F410.
Followingly according to Fig. 2 circuit structure of the present utility model is described further.
1, the little power consumption processing unit of single-stage single-stage PFC
Described industrial frequency rectifying circuit: formed by the first rectifier diode D1, the second rectifier diode D2, the 3rd rectifier diode D3, the 4th rectifier diode D4; The positive pole of described the first rectifier diode D1 links to each other with the negative pole of described the second rectifier diode D2, the positive pole of described the second rectifier diode D2 links to each other with the positive pole of described the 4th rectifier diode D4, the negative pole of described the 4th rectifier diode D4 links to each other with the positive pole of described the 3rd rectifier diode D3, and the positive pole of described the 3rd rectifier diode D3 links to each other with the negative pole of described the first rectifier diode D1; One end of described EMC filtration module is connected between the negative pole of the positive pole of the first rectifier diode D1 and the second rectifier diode D2, and the other end of described EMC filtration module is connected between the positive pole of the negative pole of the 4th rectifier diode D4 and the 3rd rectifier diode D3.
Described PFC compensating circuit: formed by the first inductance L 1, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 5th diode D5, the 6th diode D6, the first resistance R 1, the second resistance R 2, MOSFET pipe Q1; Between the negative pole that one end of described the first capacitor C 1 is connected in the first rectifier diode D1 and the negative pole of the 3rd rectifier diode D3 and link to each other with an end of described the first inductance L 1, an end of the second capacitor C 2 respectively; The other end of described the first inductance L 1 links to each other with the drain electrode of described MOSFET pipe Q1, the positive pole of described the 5th diode D5 respectively, and the negative pole of described the 5th diode D5 links to each other with the other end of described the second capacitor C 2, an end of the first resistance R 1, the positive pole of the 6th diode D6 respectively; The tie point that the negative pole of described the 6th diode D6 links to each other with the positive pole of described the 3rd capacitor C 3 and links to each other links to each other with the two sharp combined converters of described zero-voltage zero-current as the direct voltage output anode of the little power consumption processing unit of described single-stage PFC; The other end of described the first resistance R 1 links to each other with an end of a described PWM adjusting module, the second resistance R 2 respectively, and the tie point that the other end of described the second resistance R 2 links to each other and links to each other with the other end of the source electrode of the negative pole of described the 3rd capacitor C 3, MOSFET pipe Q1, the first capacitor C 1 respectively links to each other with described zero-voltage zero-current pair sharp combined converters as the direct voltage output negative terminal of the little power consumption processing unit of described single-stage PFC.
After the filtering of the sinusoidal power frequency supply process of input AC EMC filtration module, the industrial frequency rectifying circuit that is comprised of the first rectifier diode D1, the second rectifier diode D2, the 3rd rectifier diode D3, the 4th rectifier diode D4 carries out industrial frequency rectifying, obtain the steamed bun ripple of an envelope shape, the first MOSFET pipe Q1 conducting in circuit start, at this moment the first inductance L 1 electric current is linear increases, the energy of storage also increases in the first inductance L 1, and meanwhile rear class the 3rd capacitor C 3 is also to load discharge.When MOSFET pipe Q1 cut-off, stored energy in the first inductance L 1 is to 2 chargings of the second capacitor C, the voltage VD stack later with rectification, an inverted steamed bun ripple just is superimposed on the forward steamed bun ripple, because these two kinds of descriptive geometry areas are complementary, so U0 output just equals 1, COS=1.The advantage of this circuit maximum is: only the small part of input power is carried out power transfer, and most of power of input does not advance actual converted, directly reaching output becomes power output, and its efficient can be considered 100%.The one MOSFET pipe Q1 is driven by a PWM adjusting module, driving signal only need adopt common PWM chip to get final product, this circuit employing TEXAS INSTRUMENTS(Texas Instrument) the UC2844 chip of company uses as a PWM adjusting module control signal, and is cheap.Auxiliary power supply is to have the concentric winding in another road of the first inductance L 1 to provide, and this circuit has very widely application space.
2, the two sharp combined converters of zero-voltage zero-current
Described high frequency transformer: formed by the first transformer BT1, the second transformer BT2.
Described pair of normal shock combinational circuit: formed by the 4th capacitor C 4, the 5th capacitor C 5, the 2nd MOSFET pipe Q2, the 3rd MOSFET pipe Q3, the 4th MOSFET pipe Q4, the 5th MOSFET pipe Q5, the 7th diode D7, the 8th diode D8, the 9th diode D9, the tenth diode D10, the 11 diode D11, the 12 diode D12, the second inductance L 2, the 3rd inductance L 3.
The negative pole of described the 4th capacitor C 4 links to each other with the positive pole of described the 5th capacitor C 5, and the tie point that the positive pole of described the 4th capacitor C 4 links to each other and links to each other with the negative pole of the drain electrode of described the 2nd MOSFET pipe Q2, the 8th diode D8 respectively links to each other with the little power consumption processing unit of described single-stage PFC as the power input of zero-voltage zero-current pair normal shock combined converters; The grid of described the 2nd MOSFET pipe Q2 links to each other with described driving pulse processing unit, the source electrode of described the 2nd MOSFET pipe Q2 links to each other with the negative pole of described the 7th diode D7, the positive pole of the 11 diode D11 respectively, and the negative pole of described the 11 diode D11 links to each other with the first stitch of described the first transformer BT1 by the second inductance L 2; The second stitch of described the first transformer BT1 links to each other with the positive pole of described the 8th diode D8, the drain electrode of the 3rd MOSFET pipe Q3 respectively, the grid of described the 3rd MOSFET pipe Q3 links to each other with described driving pulse processing unit, and the source electrode of described the 3rd MOSFET pipe Q3 links to each other with the positive pole of described the 7th diode D7, the negative pole of the 4th capacitor C 4, the positive pole of the 5th capacitor C 5, the negative pole of the tenth diode D10, the drain electrode of the 4th MOSFET pipe Q4 respectively; The grid of described the 4th MOSFET pipe Q4 links to each other with described driving pulse processing unit, the source electrode of described the 4th MOSFET pipe Q4 respectively with the negative pole of described the 9th diode D9, the positive pole of the 12 diode D12 links to each other, the negative pole of described the 12 diode D12 links to each other with the first stitch of described the second transformer BT2 by the 3rd inductance L 3, the second stitch of described the second transformer BT2 respectively with the positive pole of described the tenth diode D10, the drain electrode of the 5th MOSFET pipe Q5 links to each other, the grid of described the 5th MOSFET pipe Q5 links to each other with described driving pulse processing unit, the source electrode that described the 5th MOSFET manages Q5 respectively with the positive pole of described the 9th diode D9, the tie point that the negative pole of the 5th capacitor C 5 links to each other and links to each other links to each other with the little power consumption processing unit of described single-stage PFC as the common negative terminal of the two normal shock combined converters of zero-voltage zero-current.
Described secondary rectifier filter circuit: formed by the 13 diode D13, the 14 diode D14, the 15 diode D15, the 16 diode D16, the 4th inductance L 4, the 5th inductance L 5, the 6th capacitor C 6, the 7th capacitor C 7, the 8th capacitor C 8, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5.
The positive pole of described the 13 diode D13 links to each other with the 3rd stitch of described the first transformer BT1, the negative pole of described the 13 diode D13 links to each other with the negative pole of described the 14 diode D14, an end of the 4th inductance L 4 respectively, and the tie point that the other end of described the 4th inductance L 4 links to each other and links to each other with the positive pole of an end of the positive pole of described the 6th capacitor C 6, the 3rd resistance R 3, the 8th capacitor C 8 respectively links to each other with described battery pack as the dc voltage electrode output of the two normal shock combined converters of zero-voltage zero-current; The other end of described the 3rd resistance R 3 links to each other with an end of described the 2nd PWM adjusting module, the 4th resistance R 4 respectively, and the other end of described the 4th resistance R 4 links to each other with described battery pack as the common negative terminal of the output of the two normal shock combined converters of zero-voltage zero-current with the tie point that negative pole, the 2nd PWM adjusting module, an end of the 5th resistance R 5 of described the 8th capacitor C 8 link to each other and link to each other respectively; The other end of described the 5th resistance R 5 links to each other with the negative pole of described the 7th capacitor C 7, the positive pole of the 16 diode D16, the 4th stitch of the second transformer BT2 respectively; The positive pole of described the 14 diode D14 links to each other with the 4th stitch of described the first transformer BT1, the negative pole of the 6th capacitor C 6, the positive pole of the 7th capacitor C 7, an end of the 5th inductance L 5 respectively, the other end of described the 5th inductance L 5 links to each other with the negative pole of described the 16 diode D16, the negative pole of the 15 diode D15 respectively, and the positive pole of described the 15 diode D15 links to each other with the 3rd stitch of described the second transformer BT2.
The first stitch of described the first transformer BT1 and the 3rd stitch are Same Name of Ends; The first stitch of described the second transformer BT2 and the 3rd stitch are Same Name of Ends.
Described current transformer is the punching inductance, and former limit winding the second stitch of described the second transformer BT2 links to each other with the grid of described the 5th MOSFET pipe Q5 through the center of circle of current transformer.
Modern power Semiconductor Converting Technology mainly contains: single-tube has positive activation type and inverse-excitation type etc.; Double-tube type has double tube positive exciting formula and double-transistor flyback formula, push-pull type and semibridge system etc.; Four tubular type DC converter are full-bridge types, and the full-bridge types that adopt are particularly used more extensive under the support of soft switch technique more in middle power and high power converter.And the utility model adopts the forward conversion technology of double hose that it is applied in great power conversion circuit.
The two normal shock combined converters of the utility model zero-voltage zero-current have overcome the not high shortcoming of switching voltage stress in other converter, each switch mosfet pipe only need bear input direct voltage, does not need to adopt special magnetic reset circuit just can guarantee the reliable magnetic reset of transformer.The switch mosfet pipe of tandem working is operated in same-phase, and its each brachium pontis is to be composed in series by a diode and a switch mosfet pipe, does not have the danger of bridge arm direct pass, and reliability is high.Therefore the two normal shock combined converters of the utility model zero-voltage zero-current have advantages of that other converter is incomparable.The utility model can overcome the little shortcoming of its duty ratio by two forward converters being carried out also, go here and there combination, has improved the utilance of transformer and the equivalent duty ratio of converter, is fit to be applied to the large-power occasions of high input and output voltage.The zero-voltage zero-current of realization switch mosfet pipe is opened and is turn-offed, and reduces the power consumption of switch mosfet pipe.
The two normal shock combined converters of described zero-voltage zero-current are comprised of PWM pulsewidth part, power MOSFET tube, clamping diode, high frequency transformer, secondary rectifying part, auxiliary power supply and feedback network.The PWM pulsewidth partly is as the 2nd PWM adjusting module by common modulation chip UC2846; The voltage and current feedback network is made of the driving pulse processing unit, is respectively the 2nd MOSFET pipe Q2, the 3rd MOSFET pipe Q3, the 4th MOSFET pipe Q4, the 5th MOSFET pipe Q5 the driving signal is provided; The 7th diode D7, the 8th diode D8, the 9th diode D9, the tenth diode D10 manage the voltage clamp of Q5 to the 2nd MOSFET pipe Q2, the 3rd MOSFET pipe Q3, the 4th MOSFET pipe Q4, the 5th MOSFET in the identical value of input voltage respectively, the voltage that the 2nd MOSFET pipe Q2, the 3rd MOSFET pipe Q3, the 4th MOSFET pipe Q4, the 5th MOSFET pipe Q5 was born between the off period equates with input voltage, has increased the stress of the 2nd MOSFET pipe Q2, the 3rd MOSFET pipe Q3, the 4th MOSFET pipe Q4, the 5th MOSFET pipe Q5; The first transformer BT1, the second transformer BT2 form high frequency transformer, are responsible for energy transmission and isolation; The secondary rectifying part is by rectifier diode the 13 diode D13, the 15 diode D15, fly-wheel diode the 14 diode D14, the 16 diode D16, the secondary winding of the first transformer BT1, the second transformer BT2 and the 4th inductance L 4, the 5th inductance L 5, the 6th capacitor C 6, the 7th capacitor C 7 form; Add auxiliary power supply and feedback network and form the two normal shock combined converters of whole zero-voltage zero-current.Two identical two forward converters are connected on former limit, adopt the respectively rectification of two high frequency transformers, reduce the transformer copper loss.In certain loading range, need not adopt any active or passive auxiliary circuit, realized that by the effect of transformer leakage inductance electric current and the second inductance L 2, the 3rd inductance L 3 zero current turning-on, the no-voltage of the 2nd MOSFET pipe Q2, the 4th MOSFET pipe Q4 turn-off, utilized leakage inductance electric current and the second inductance L 2, the 3rd inductance L 3 electric currents to realize that zero current turning-on, the no-voltage of the 3rd MOSFET pipe Q3, the 5th MOSFET pipe Q5 turn-off.The advantage of the two normal shock combined converters of described zero-voltage zero-current is that the former avris of high frequency transformer does not have circulation to exist, because the effect of clamping diode (the 7th diode D7, the 8th diode D8, the 9th diode D9, the tenth diode D10) and inductance L (the second inductance L 2, the 3rd inductance L 3), reduce the due to voltage spikes that the reverse recovery of secondary fly-wheel diode (the 14 diode D14, the 16 diode D16) causes, reduced electromagnetic interference.The two normal shock combined converters of described zero-voltage zero-current are compared with existing circuit for power conversion and be need not the switch change-over that the complicated phase shift modulation chip of specialty just can be realized the zero current no-voltage.
Claims (5)
1. battery set management power model, it is characterized in that: comprise EMC filtration module, the little power consumption processing unit of single-stage PFC, the two normal shock combined converters of zero-voltage zero-current, microcontroller, auxiliary power unit, the little power consumption processing unit of described single-stage PFC comprises industrial frequency rectifying circuit, PFC compensating circuit, a PWM adjusting module; The two normal shock combined converters of described zero-voltage zero-current comprise two normal shock combinational circuits, high frequency transformer, secondary rectifier filter circuit, driving pulse processing unit, the 2nd PWM adjusting module;
Described EMC filtration module, industrial frequency rectifying circuit, PFC compensating circuit, two normal shock combinational circuit, high frequency transformer, secondary rectifier filter circuit link to each other successively; A described PWM adjusting module links to each other with described PFC compensating circuit, auxiliary power unit respectively; Described driving pulse processing unit links to each other with described pair of normal shock combinational circuit, the 2nd PWM adjusting module, auxiliary power unit respectively; Described microcontroller links to each other with described the 2nd PWM adjusting module, auxiliary power unit respectively.
2. a kind of battery set management power model according to claim 1, it is characterized in that: described industrial frequency rectifying circuit is comprised of the first rectifier diode D1, the second rectifier diode D2, the 3rd rectifier diode D3, the 4th rectifier diode D4; The positive pole of described the first rectifier diode D1 links to each other with the negative pole of described the second rectifier diode D2, the positive pole of described the second rectifier diode D2 links to each other with the positive pole of described the 4th rectifier diode D4, the negative pole of described the 4th rectifier diode D4 links to each other with the positive pole of described the 3rd rectifier diode D3, and the positive pole of described the 3rd rectifier diode D3 links to each other with the negative pole of described the first rectifier diode D1; One end of described EMC filtration module is connected between the negative pole of the positive pole of the first rectifier diode D1 and the second rectifier diode D2, and the other end of described EMC filtration module is connected between the positive pole of the negative pole of the 4th rectifier diode D4 and the 3rd rectifier diode D3;
Described PFC compensating circuit is comprised of the first inductance L 1, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 5th diode D5, the 6th diode D6, the first resistance R 1, the second resistance R 2, MOSFET pipe Q1;
Between the negative pole that one end of described the first capacitor C 1 is connected in the first rectifier diode D1 and the negative pole of the 3rd rectifier diode D3 and link to each other with an end of described the first inductance L 1, an end of the second capacitor C 2 respectively; The other end of described the first inductance L 1 links to each other with the drain electrode of described MOSFET pipe Q1, the positive pole of described the 5th diode D5 respectively, and the negative pole of described the 5th diode D5 links to each other with the other end of described the second capacitor C 2, an end of the first resistance R 1, the positive pole of the 6th diode D6 respectively; The tie point that the negative pole of described the 6th diode D6 links to each other with the positive pole of described the 3rd capacitor C 3 and links to each other links to each other with the two sharp combined converters of described zero-voltage zero-current as the direct voltage output anode of the little power consumption processing unit of described single-stage PFC; The other end of described the first resistance R 1 links to each other with an end of a described PWM adjusting module, the second resistance R 2 respectively, and the tie point that the other end of described the second resistance R 2 links to each other and links to each other with the other end of the source electrode of the negative pole of described the 3rd capacitor C 3, MOSFET pipe Q1, the first capacitor C 1 respectively links to each other with described zero-voltage zero-current pair sharp combined converters as the direct voltage output negative terminal of the little power consumption processing unit of described single-stage PFC.
3. a kind of battery set management power model according to claim 1, it is characterized in that: described high frequency transformer is comprised of the first transformer BT1, the second transformer BT2;
Described pair of normal shock combinational circuit is comprised of the 4th capacitor C 4, the 5th capacitor C 5, the 2nd MOSFET pipe Q2, the 3rd MOSFET pipe Q3, the 4th MOSFET pipe Q4, the 5th MOSFET pipe Q5, the 7th diode D7, the 8th diode D8, the 9th diode D9, the tenth diode D10, the 11 diode D11, the 12 diode D12, the second inductance L 2, the 3rd inductance L 3;
The negative pole of described the 4th capacitor C 4 links to each other with the positive pole of described the 5th capacitor C 5, and the tie point that the positive pole of described the 4th capacitor C 4 links to each other and links to each other with the negative pole of the drain electrode of described the 2nd MOSFET pipe Q2, the 8th diode D8 respectively links to each other with the little power consumption processing unit of described single-stage PFC as the power input of zero-voltage zero-current pair normal shock combined converters; The grid of described the 2nd MOSFET pipe Q2 links to each other with described driving pulse processing unit, the source electrode of described the 2nd MOSFET pipe Q2 links to each other with the negative pole of described the 7th diode D7, the positive pole of the 11 diode D11 respectively, and the negative pole of described the 11 diode D11 links to each other with the first stitch of described the first transformer BT1 by the second inductance L 2; The second stitch of described the first transformer BT1 links to each other with the positive pole of described the 8th diode D8, the drain electrode of the 3rd MOSFET pipe Q3 respectively, the grid of described the 3rd MOSFET pipe Q3 links to each other with described driving pulse processing unit, and the source electrode of described the 3rd MOSFET pipe Q3 links to each other with the positive pole of described the 7th diode D7, the negative pole of the 4th capacitor C 4, the positive pole of the 5th capacitor C 5, the negative pole of the tenth diode D10, the drain electrode of the 4th MOSFET pipe Q4 respectively; The grid of described the 4th MOSFET pipe Q4 links to each other with described driving pulse processing unit, the source electrode of described the 4th MOSFET pipe Q4 respectively with the negative pole of described the 9th diode D9, the positive pole of the 12 diode D12 links to each other, the negative pole of described the 12 diode D12 links to each other with the first stitch of described the second transformer BT2 by the 3rd inductance L 3, the second stitch of described the second transformer BT2 respectively with the positive pole of described the tenth diode D10, the drain electrode of the 5th MOSFET pipe Q5 links to each other, the grid of described the 5th MOSFET pipe Q5 links to each other with described driving pulse processing unit, the source electrode that described the 5th MOSFET manages Q5 respectively with the positive pole of described the 9th diode D9, the tie point that the negative pole of the 5th capacitor C 5 links to each other and links to each other links to each other with the little power consumption processing unit of described single-stage PFC as the common negative terminal of the two normal shock combined converters of zero-voltage zero-current;
Described secondary rectifier filter circuit is comprised of the 13 diode D13, the 14 diode D14, the 15 diode D15, the 16 diode D16, the 4th inductance L 4, the 5th inductance L 5, the 6th capacitor C 6, the 7th capacitor C 7, the 8th capacitor C 8, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5;
The positive pole of described the 13 diode D13 links to each other with the 3rd stitch of described the first transformer BT1, the negative pole of described the 13 diode D13 links to each other with the negative pole of described the 14 diode D14, an end of the 4th inductance L 4 respectively, and the tie point that the other end of described the 4th inductance L 4 links to each other and links to each other with the positive pole of an end of the positive pole of described the 6th capacitor C 6, the 3rd resistance R 3, the 8th capacitor C 8 respectively is as the dc voltage electrode output of the two normal shock combined converters of zero-voltage zero-current; The other end of described the 3rd resistance R 3 links to each other with an end of described the 2nd PWM adjusting module, the 4th resistance R 4 respectively, and the tie point that the other end of described the 4th resistance R 4 links to each other and links to each other with an end of the negative pole of described the 8th capacitor C 8, the 2nd PWM adjusting module, the 5th resistance R 5 respectively is as the output of the two normal shock combined converters of zero-voltage zero-current negative terminal altogether; The other end of described the 5th resistance R 5 links to each other with the negative pole of described the 7th capacitor C 7, the positive pole of the 16 diode D16, the 4th stitch of the second transformer BT2 respectively; The positive pole of described the 14 diode D14 links to each other with the 4th stitch of described the first transformer BT1, the negative pole of the 6th capacitor C 6, the positive pole of the 7th capacitor C 7, an end of the 5th inductance L 5 respectively, the other end of described the 5th inductance L 5 links to each other with the negative pole of described the 16 diode D16, the negative pole of the 15 diode D15 respectively, and the positive pole of described the 15 diode D15 links to each other with the 3rd stitch of described the second transformer BT2.
4. it is characterized in that according to claim 1 or 3 described a kind of battery set management power models: also be provided with the current transformer that links to each other with described the 2nd PWM adjusting module in the two normal shock combined converters of described zero-voltage zero-current.
5. a kind of battery set management power model according to claim 3, it is characterized in that: described current transformer is the punching inductance, and the second stitch of described the second transformer BT2 links to each other with the grid of described the 5th MOSFET pipe Q5 through the center of circle of current transformer.
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| CN2012206189009U CN202918023U (en) | 2012-11-21 | 2012-11-21 | Battery management power module |
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| CN106877701A (en) * | 2016-12-29 | 2017-06-20 | 上海嘉洲环保机电设备有限责任公司 | A kind of marine single-phase 220V is input into High Power Factor high-voltage power apparatus |
| CN107534305A (en) * | 2016-02-05 | 2018-01-02 | 广东欧珀移动通信有限公司 | For the charging system of terminal, charging method and power supply adaptor |
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| WO2018107599A1 (en) * | 2016-12-15 | 2018-06-21 | 广东百事泰电子商务股份有限公司 | Pfc forward full bridge-based intelligent sine wave voltage conversion circuit |
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- 2012-11-21 CN CN2012206189009U patent/CN202918023U/en not_active Expired - Fee Related
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| CN107534305A (en) * | 2016-02-05 | 2018-01-02 | 广东欧珀移动通信有限公司 | For the charging system of terminal, charging method and power supply adaptor |
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| WO2018107599A1 (en) * | 2016-12-15 | 2018-06-21 | 广东百事泰电子商务股份有限公司 | Pfc forward full bridge-based intelligent sine wave voltage conversion circuit |
| CN106877701A (en) * | 2016-12-29 | 2017-06-20 | 上海嘉洲环保机电设备有限责任公司 | A kind of marine single-phase 220V is input into High Power Factor high-voltage power apparatus |
| CN106877701B (en) * | 2016-12-29 | 2019-08-09 | 中国船舶重工集团公司第七〇四研究所 | A kind of marine single-phase 220V input High Power Factor high-voltage power apparatus |
| CN107749665A (en) * | 2017-11-29 | 2018-03-02 | 国网上海市电力公司 | A kind of locking power supply uninterrupted power supply device and its application process |
| CN110149051A (en) * | 2019-06-25 | 2019-08-20 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | DC-DC converter and its control method |
| CN110149051B (en) * | 2019-06-25 | 2024-09-24 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | DC-DC converter and control method thereof |
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