CN106208667A - Novel quantum generator power supply converting system - Google Patents
Novel quantum generator power supply converting system Download PDFInfo
- Publication number
- CN106208667A CN106208667A CN201610575959.7A CN201610575959A CN106208667A CN 106208667 A CN106208667 A CN 106208667A CN 201610575959 A CN201610575959 A CN 201610575959A CN 106208667 A CN106208667 A CN 106208667A
- Authority
- CN
- China
- Prior art keywords
- module
- power
- power supply
- switch
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/425—Arrangements for improving power factor of AC input using a single converter stage both for correction of AC input power factor and generation of a high frequency AC output voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
- H02M3/33576—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
- H02M3/33592—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer having a synchronous rectifier circuit or a synchronous freewheeling circuit at the secondary side of an isolation transformer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M7/2173—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a biphase or polyphase circuit arrangement
-
- 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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Rectifiers (AREA)
Abstract
The invention discloses novel quantum generator power supply converting system, including: an active power factor correction module；One Single switch module, it includes that a Single switch, described switch are electrically connected to described active power factor correction module；One power output module, it includes a transformator and a digital control module, it includes a microcontroller, described microcontroller provides a pulse width modulation signal, input voltage range is changed from 50HZ 300HZ from 110V 500V, incoming frequency by described active power factor correction module, and exports a rectified ac output voltage wave mode to described power output module.The novel quantum generator power supply converting system of the present invention is according to quantum electrical power generators output type, control system by power mode Auto-matching, achieve the conversion of Width funtion broadband, and automatically control stable output current/voltage, thus realize the DC form conversion of electric energy.
Description
Technical field
The present invention relates to power supply changeover device, the most novel quantum generator power supply converting system.
Background technology
The power factor (PF) system of power converter is defined as the power correspondence of actual transmissions extremely load and is carried by power source
The ratio of the power of confession, and power converter should be able to transmit with high power factor from described power source through-put power to described negative
Carry.
Recently, government bodies gradually require more than a specific minimum journey by the power factor (PF) of laws and regulations requirement power converter
Degree.Such as, the star requirement of american energy, if the specification of a device requires more than 49 watts, then the power factor (PF) of power converter
At least 87% need to be reached, such as notebook computer.On the other hand, the star requirement of american energy, if the specification of a device needs not
More than 5 watts, then the power factor (PF) of power converter then reaches 68%, such as mobile phone.
It is said that in general, Active PFC (PowerFactorCorrection;PFC) can be by the integrated electricity of specific simulation
Road (integratedcircuits;IC) use and reach, aforementioned analog IC system bespoke design in power converter with
Improve PFC.Additionally, every kind is used for the analog IC improving PFC and is all different designs in different application field, therefore lack one and lead to
With type frame structure to accommodate the design in different application field.
Present stage, if a device requires more than the power of 60 watts, then the function of its Active PFC is generally to pass through
The use of specific analog IC in power converter and reach.But, if a device needs not exceed the power of 65W, then described
Device does not generally have capability correction factor function, turns with the power improving Active PFC because possessing aforementioned analog IC
Parallel operation price will approximate or be preferably at least twice not to be possessed power and turns the power converter price of factor correction.
Additionally, the realization of aforementioned conventional power converter typically requires complicated circuit, and considerable effort need to be paid with stable
Described complicated circuit.And, in different applications, power converter needs to use different specific analog ICs to reach height merit
Rate factor correction.
Specific to quantum electromotor, how according to its output type that generates electricity, by power mode Auto-matching, and will input
Voltage, incoming frequency are in relative broad range internal conversion, and automatically control stable output current/voltage, be those skilled in the art urgently
Technical problem to be solved.
Summary of the invention
In order to overcome the shortcoming of prior art, the invention provides novel quantum generator power supply converting system.
The technical solution adopted in the present invention is:
Novel quantum generator power supply converting system, including:
One active power factor correction module；
One Single switch module, it includes that a Single switch, described switch are electrically connected to described active power factor correction module；
One power output module, it includes a transformator, and the master coil of described transformator is electrically connected to described active merit
Rate factor correction module；And
One digital control module, it includes that a microcontroller, described microcontroller provide a pulse width modulation signal, in order to control
Make the switching state of described Single switch so that described active power factor correction module by input voltage range from 110V-
500V, incoming frequency are changed from 50HZ-300HZ, and export a rectified ac output voltage wave mode to the output of described power
Module, hoisting power factor.
Compared with prior art, the positive effect of the present invention is:
The novel quantum generator power supply converting system of the present invention is according to quantum electrical power generators output type, by power mode
The control system of Auto-matching, changes input voltage range from 50HZ-300HZ from 110V-500V, incoming frequency, it is achieved that
The conversion of Width funtion broadband, and automatically control stable output current/voltage, thus realize the DC form conversion of electric energy, right
The application of quantum electromotor and the development of electric automobile have had substantial breakthrough and qualitative leap.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described further.
Fig. 1 is the comparison diagram of a simulation PWM controller and a digital PWM controller.
Fig. 2 is the functional block diagram of the low-power digital AC/DC power converter of one embodiment of the invention.
Fig. 3 is the circuit diagram of the low-power digital AC/DC power converter of one embodiment of the invention.
Fig. 4 is among one embodiment of the invention/functional block diagram of high-power digital AC/DC power converter.
Fig. 5 is the circuit diagram of power numeral AC/DC power converter among one embodiment of the invention.
Fig. 6 is the circuit diagram of the high-power digital AC/DC power converter of one embodiment of the invention.
Fig. 7 is the Sofe Switch sequential chart of power numeral AC/DC power converter among one embodiment of the invention.
Fig. 8 is the Sofe Switch sequential chart of the high-power digital AC/DC power converter of one embodiment of the invention.
Main element symbol description
Simulation PWM controller 101, mistake comparing unit 103, calculate comparing unit 105, ramp generator 107, latch units
109, driver element 111,147；Switch module 113,149；Auxiliary circuit 115,117,151；Resistance R101, R102,
R103；Electric capacity C101, digital PWM controller 131, Power Management Unit 133, control interface 135, digital reference voltage cell
137, analog/digital converter 139, numerical digit adder 141, digital PID wave filter 143, digital PWM unit 145, rectification and filter
Mode block 201,401 active power factor correction module 203,403 Single switch module 205,405 power output module
207, 407；Digital control module 209,409；Enabling signal line 301,501,601；Auxiliary IC303,503,603；Micro-
Controller 305,505,605；Wake-up signal line 307,507,607；Varistor R300, R500, R600；Electric fuse
S301,S501,S601；Full-bridge rectifier BR1, Electromagnetic interference filter EF, electric capacity C300 ~ 314, C500 ~ 508, C600 ~ 608；
Inductance L301 ~ 303, L501 ~ 504, L601 ~ 604；Diode D301 ~ 308, D501 ~ 504, D601 ~ 604；Transformator TR, photoelectricity
Bonder OC1, OC2；Power MOSFETP301, P501, P601；Switch M501 ~ 502, M601 ~ 604；Sample circuit SC501,
SC601。
Detailed description of the invention
Hereinafter will illustrate according to this in conjunction with embodiments of the present invention and Fig. 1 to Fig. 8, and component symbol will be used for respectively
To aid in illustrating the details of each embodiment in diagram.
Fig. 1 is the simulation PWM controller comparison in difference figure with digital PWM controller of one embodiment of the invention.With reference to figure
1, a simulation PWM controller 101 typically has a mistake comparing unit 103, and calculates comparing unit 105, ramp generator
107, a latch units (latchunit) 109 and a driver element 111.Additionally, a power converter usually can have institute
State simulation PWM controller 101, switch module 113 and auxiliary circuit 115 and 117.
Described mistake comparing unit 103 has an amplifier and therefore has the forward end and of reception one reference voltage
Receiving the negative end of a feedback voltage, described feedback voltage system is provided by auxiliary circuit 115.If described feedback voltage is higher than
Described reference voltage, the most not except mistake.Described feedback voltage system is had resistance R101 by one, and the bleeder circuit of R102 is formed, should
Bleeder circuit is positioned at auxiliary circuit 115, and described auxiliary circuit 115 has an electric capacity C101 and a resistance R103 to form one
Resistance-capacitance circuit, be thus provided that the concussion of an output waveform average to described mistake comparing unit 103.
Described calculating comparing unit 105 have an amplifier and therefore have the forward end of in order to receive from described tiltedly
The output signal of baud generator, and a negative end is in order to receive an integrated signal, described integrated signal system is by described mistake ratio
The relatively output signal of unit 103 is formed with the output signal of described auxiliary circuit 117.Described auxiliary circuit 117 is to be a resistance
Capacitive circuit and equally reception are from the output signal of described auxiliary circuit 115.
Described calculating comparing unit 105 use relative method with obtain pulse width change, and export an approximation square type it
Variable-length pulse signal.It follows that described latch units 109 receives described variable-length pulse signal and exports one and can broaden
Degree square pulse is to described driver element 111, in order to amplify described variable-length pulse signal.Typically, described driver element
The output signal system of 111 is an amplified variable-width square pulse, and the voltage of its output signal need to be higher than 5V with appropriate
Ground drives switch module 113.Described switch module 113 has at least one switching device, such as metal oxide semiconductcor field effect
Transistor (Metal-Oxide-SemiconductorField-EffectTransistor;Or insulated gate bipolar is brilliant MOSFET)
Body pipe (InsulatedGateBipolarTransistor;IGBT), and control described power converter direct current output.
On the other hand, refer to Fig. 1, a digital PWM controller 131 typically has Power Management Unit 133, control
Interface 135, one digital reference voltage cell 137, analog/digital converter (A/Dconverter;ADC) 139, one numeral adds
Musical instruments used in a Buddhist or Taoist mass 141, one digital PID wave filter 143 and a digital PWM unit 145.Additionally, a power converter usually can have
Described digital PWM controller 131, driver element 147, switch module 149 and an auxiliary circuit 151.
Described control interface 135 has a SDA interface for data communication, and has a SCL interface for time/frequency
Communication.Therefore, described digital reference voltage cell 136 be can receive the signal from described Power Management Unit 133 and from
The signal of described control interface 135, thus output one digital reference voltage is to digital adder 141.Described digital adder 141
Receive the signal from analog/digital converter 139 and the signal from described digital reference voltage unit 137.Described mould
Plan/digital converter 139 be a convertible analog quantity to a digital quantity, for example, the 1V signal of a simulation can be by institute
Stating analog/digital converter 139 and change the digital signal to 0 ~ 255, wherein numeral 0 represents 0V, and numeral 1 represents 1V.Additionally, institute
Stating analog/digital converter 139 is to receive a dividing potential drop formed by resistance R5, R6, and described resistance R05, R06 system is positioned at described
In auxiliary circuit 151.
After the calculating of described digital adder 141, described digital adder 141 exports a signal and filters to digital PID
Ripple device 143, and described digital PID wave filter 143 exports the variable-length pulse signal of an approximation square type.It follows that described number
Word PWM unit 145 receives described variable-length pulse signal and exports a variable-width square pulse to described driver element
147, in order to amplify described variable-length pulse signal, the most described driver element 147 can drive appositely described in open
Close module 149.Described switch module 149 has at least one switching device, such as MOSFET or IGBT, and controls described power and turn
The direct current output of parallel operation.
Compared with the power converter with simulation PWM controller, there is the power converter advantage of digital PWM controller
Can embody in following aspect: multi-interface/pin with process analog/digital conversion, multiple sampling and centralized Control, motility,
Preferably complex control such as Based Intelligent Control or high accuracy controls and holistic cost.
Fig. 2 is according to one of one embodiment of the invention low-power digital AC/DC power converter block chart.Reference Fig. 2, one
Digital power converters has a rectification and singly opens with filtration module 201, active Active PFC (PFC) module 203,
Close module 205, power output module 207 and a digital control module 209.
In fig. 2, power transmission direction system is exported to a direct current, sequentially via described rectification and filtering by an exchange input
Module 201, described active PFC module 203 and described power output module 207.
Described rectification and filtration module 201 be electrical communication to the most described exchange input, described active PFC module 203 with
And described digital control module 209.Described active PFC module 203 be electrical communication to described rectification and filtration module 201,
Described power output module 207 and described digital control module 209.Described power output module 207 is to be electrically connected to institute
State direct current output, described active PFC module 203 and described digital control module 209.Described Single switch module 205 is electricity
Property is connected to described active PFC module 203 and described digital control module 209.
Described digital control module 209 provides an amplified pwm signal Spwm extremely described Single switch module 205, in order to
Controlling switch ON/OFF switching state, the most described Single switch module 205 is can to export a digital PWM signal to described
Active PFC module 203.Additionally, described Single switch module 205 is to provide feedback signal Iprotect described through putting to control
The output of big pwm signal Spwm, therefore avoids the potential damage of Single switch.
Described rectification and filtration module 201 provide an enabling signal to described digital control module 209 to start described number
Word AC/DC power converter.Described power output module 207 provides a wake-up signal to described digital control module 209 to call out
Awake described numeral AC/DC power converter.Additionally, described power output module 207 provides a digital power converters internal
Voltage feeds back signal to described digital control module 209 as one, and the most described digital control module 209 is detected inside this
Voltage also can control working cycle (dutycycle) of described amplified pwm signal Spwm.
According to one embodiment of the invention, Fig. 3 is the circuit diagram of the digital power converters of described low-power, in order to describe figure
More details in 2.With reference to Fig. 3, described rectification and filtration module 201 have a varistor R300, an electric fuse S301, one
Full-bridge rectifier BR1, Electromagnetic interference filter EF, electric capacity C300 and C301, and an enabling signal line 301.Should note at this
Meaning arrives, and described rectification and filtration module 201 connect to an alternating current power supply in order to provide an alternating current input.
Typically, the frequency system of described alternating current input is between 50 to 60Hz, and the input of described alternating current is electrically
It is connected to described varistor R300 and described electric fuse S301.Described varistor R300 system is used for providing overvoltage protection,
Described electric fuse S301 system is in order to provide overcurrent protection.Described full-bridge rectifier BR1 uses four diodes to be arranged to bridge like
To reach all wave rectification, transfer the input of described alternating current to a rectified voltage waveforms.Described Electromagnetic interference filter EF system
For stopping the electromagnetic wave that can be considered noise.
Described electric capacity C301 system is used for smoothing the described voltage waveforms undulating movement through full-bridge rectifier BR1 rectification.But,
The capacity system of described electric capacity C301 is selected to less than 1 μ F and is preferred with 200nF to 300nF, the most only fills up described rectified
The fraction trough of rear voltage waveforms, and therefore avoid the low-power factor correction caused due to bulky capacitor C301 capacity.
In order to reduce the power consumption of described digital power converters holding state, described enabling signal line 301 obtain from
The signal of one half-bridge, described half-bridge system is a part of described full-bridge rectifier BR1.Therefore, the signal system come from node N0
It is a half wave rectified signal, and filters through electric capacity C301.Described filtered signal system in described enabling signal line 301 provides
To an auxiliary integrated circuit 303.When described digital power converters is electrically connected to the input of described alternating current, a starting current
Formed the most at once and via described enabling signal line 301 by node N0 transmission extremely described auxiliary integrated circuit 303, therefore make described
Digital power converters is able to work.
In figure 3, described active PFC module 203 has a booster circuit, a pi type filter and a bleeder circuit.Institute
State booster circuit system to be formed by an inductance L301, diode D301 with D302, described pi type filter system by an inductance L302,
Electric capacity C302 with C303 is formed, and described bleeder circuit system is formed with R303 by resistance R301, R302.
In described active PFC module 203, described diode D302 can be considered a switch, described switch electrical connection
To a power MOSFETP301 being positioned at Single switch module 205, and described diode D302 system is by being electrically connected to described merit
The described digital control module 209 of rate MOSFETP1 is controlled.When described diode D302 switches to " open " state time, described
Voltage system on the left of inductance L301, higher than the voltage on the right side of it, therefore stores energy to by one of described inductance L301 institute cincture magnetic
In core.When described diode D302 switches to " pass " state time, the voltage system on the left of described inductance L301 less than on the right side of it it
Voltage, therefore discharges, through described inductance L301, the energy that described magnetic core is stored.Additionally, described diode D301 Yu D302 can
For high-frequency diode.
In described active PFC module 203, when diode D301 turns on, the voltage on the left of described diode D301
System, therefore will be from the energy storage of described booster circuit to described electric capacity C302 and C303 higher than the voltage on the right side of it.
Substantially, the energy system of electric capacity C302 with C303 it is stored in described in for filling up the big of described rectified voltage waveforms
Part trough.It is noted that described rectified voltage waveforms can be considered the lower-frequency envelope of a high frequency wave mode, and described high frequency
Wave mode system is created by described amplified pwm signal Spwm, and described amplified pwm signal Spwm system is by described numeral control
Molding block 209 is provided.Described amplified pwm signal Spwm by control diode D302 switch, will be less than 300Hz it
Frequency is converted at least 30, the frequency of 000Hz, and the wherein said frequency system less than 300Hz is the frequency of exchange input.Citing and
Speech, the frequency of described amplified pwm signal can be 60,000Hz.Therefore, the switch switching of described diode D302 can make through
The voltage waveforms of rectification becomes high frequency state from low frequency state, creates the rectified ac output voltage wave mode of tool high frequency.
The described bleeder circuit system formed by resistance R301, R302 and R303 is used for making at described digital control module
The builtin voltage of described digital power converters detected by described microcontroller 305 in 209.When described microcontroller 305 makes
When described power MOSFETP1 does not works, described builtin voltage system can equal proportion in the input voltage of described alternating current power supply.Work as institute
State microcontroller 305 time described power MOSFETP301 is worked, described builtin voltage system can equal proportion in through described boosting
The voltage of circuit raises.
For example, when described power MOSFETP301 works, described microcontroller system can detect via described boosting
The crest voltage of circuit boosting.If described crest voltage system is higher than a certain specific threshold, the work of power MOSFETP301 switch
The cycle of work will be adjusted by described microcontroller 305.The resistance value system of resistance R301 Yu R302 can be in the model of 105 to 107 Ω
In enclosing, and described resistance R301 Yu R302 needs to stand at least 440V.
At Fig. 3, described Single switch module 205 has described power MOSFETP301 and resistance R304, R305 and R306,
And described power MOSFETP301 is a Single switch.Described resistance R304 system be electrically connected at described power MOSFETP301 it
Source electrode and be also to be electrically connected at described auxiliary integrated circuit 303.Additionally, described resistance R304 system flows through described merit for sampling
The electric current of the source electrode of rate MOSFETP301.If the electric current of the source electrode flowing through described power MOSFETP301 described in is specific more than one
Threshold values, described digital control module 205 will not export or reduce described pwm signal, therefore protect described power MOSFETP301.
Described resistance R305 system be electrically connected at the gate of described power MOSFETP301 and be also be electrically connected at described
Auxiliary integrated circuit 303.Additionally, the PWM letter that described resistance R304 system is provided by described digital control module 209 for transmission
Number.Described resistance R306 system is electrically connected at gate and the also ground connection of described power MOSFETP301, therefore avoids described power
MOSFETP301 misleads.
At Fig. 3, described power output module 207 has a transient diode (transientvoltagesuppressor;
TVS) D303, a fly-wheel diode (freewheelingdiode;FWD) D304, there is a master Np and for the first time side Ns1
And second time one of side Ns2 transformator TR, a photoelectric coupling circuit, wherein said photoelectric coupling circuit system by an electric capacity L1,
Resistance R308, R309, R310, a photoelectrical coupler OC1, a diode D306 and an electric capacity C308 are formed.Additionally, it is described
Survey Ns1 system for the first time to be electrically connected at a diode D305, there is one of a resistance R307 and electric capacity C304 resistance-capacitance circuit, with
And electric capacity C305, C306, C307.And, described second time side Ns2 system is electrically connected at an a diode D7 and electric capacity C310.?
This is it should be noted that described power output module 207 farther includes an electric capacity C309 and tethers is connected to a DC load, in order to carry
For a direct current output.
Described transient diode D303 and described sustained diode 304 form an absorbing circuit.When described power
MOSFETP301 switches to " open " state time, by described transformator TR described master institute around one of magnetic core store from described
The energy that actively PFC module 203 passes over.When described power MOSFETP301 switches to " pass " state time, by described change
The described magnetic core of the described master cincture of depressor TR discharges the energy passed over from described active PFC module 203, therefore institute
State transient diode D303 absorb described energy with described sustained diode 304 and make the described magnetic core of described master cincture
The magnetic line of force reverse.Due to aforementioned energy absorption, described transient diode D303 and described sustained diode 304 dissipate heat
Amount and elimination moment high-frequency impulse.
Voltage that described transformator TR system comes from described active PFC module 203 for conversion also provides between described friendship
Stream input and the isolation of direct current output.The signal that described diode D305 system is exported from side Ns1 of described first time for rectification.
Described have the resistance-capacitance circuit system of described resistance R307 and described electric capacity C304 for absorbing high-frequency impulse, and described electric capacity
C305, C306, C307 system is used for filtering, and therefore reduces the ripple in the signal that side Ns1 of described first time is exported.Additionally,
Ns2 system in side is for providing a running voltage to described digital control module 209 for the second time.For example, described auxiliary IC303 system
Can receive the running voltage that second time side Ns2 described in postal is provided, wherein said running voltage can be 4 to 5V.
Described photoelectric coupling circuit system is by described electric capacity L303, described resistance R308, R309, R310, described photoelectric coupling
Device OC301, described diode D306 and an electric capacity C308 are formed.Described resistance R308 and R309 system are for pressure limiting, and institute
State resistance R309 Yu R310 and form a potentiometer.Described diode D306 system is for accurate voltage stabilizing.If by described resistance R309
The voltage that the described potentiometer formed with R310 is provided is higher than a specific threshold, and described diode D6 will switch to " open "
State；On the other hand, if the voltage that the described potentiometer formed by described resistance R309 with R310 is provided is less than described
Specific threshold, described diode D306 will switch to " pass " state.Therefore, described diode D306 system determines described smooth thermocouple
Whether clutch OC301 produces light.If the voltage between described resistance R308 and described diode D306 is higher than a specific threshold,
Described photoelectrical coupler OC301 can produce light, therefore provides an equal proportion in the feedback signal of output voltage to a microcontroller
305。
At Fig. 3, described digital control module 209 have described microcontroller 305, described auxiliary integrated circuit 301 and
One optical coupled circuit, described optical coupled circuit is by an optical coupler OC2, resistance R11, R12 and an electric capacity C13 institute shape
Become.
Described auxiliary integrated circuit 303 can be considered a power management and drive integrated circult.Described auxiliary integrated circuit 303
Having pin 1 ~ 7, wherein pin 1 is for sensing described enabling signal, pin 2 be for sense described power MOSFETP1 it
Gate electric current, pin 3 be for provide one amplification after pwm signal to described power MOSFETP1, pin 4 is for from described
Side Ns2 obtains described running voltage for the second time, and pin 5 is the pwm signal transmitted from microcontroller 305 for reception, and pin 6 is
For communicating with described microcontroller 305, and described pin 7 is the voltage for providing the work of described microcontroller 305.This
Outward, the communication via pin 6 can be two-way communication, and can include detecting the rub-out signal of described auxiliary integrated circuit 303, confirmation
Whether described auxiliary integrated circuit 303 is in a normal mode of operation.
On the other hand, described microcontroller 305 has pin 8 ~ 15, and wherein pin 8 is for receiving from described supplementary set
Becoming the running voltage that circuit 303 is provided, pin 9 is that pin 10 is for carrying for communicating with described auxiliary integrated circuit 303
Giving described auxiliary integrated circuit 303 for described pwm signal, pin 11 is for detecting the inside of described digital power converter electricity
Pressure, pin 12 is for ground connection, and pin 13 is to be reserved for other purposes, and pin 14 is for receiving from described digital output module
One of 207 feedbacks wake-up signal, pin 15 be for receive from described digital control module 209 photoelectric coupling circuit it
One signal, this signal can represent output voltage.
Additionally, described wake-up signal system is transmitted via a wake-up signal line 307, described wake-up signal linear system is for micro-merit
Consume standby designed.When the load being connected to described direct current output is in system closedown state, described low power consumption standby designs
System can reduce load power consumption, is down to not higher than 100mW power consumption from 1 ~ 3W power consumption of script.Therefore, if described directly
The voltage of stream output has a minor variations, such as, inserted the 100mV variation caused by USB, and described microcontroller 305 will
Waken up up by described wake-up signal.
Due to the design of described power output module 207, the digital AC/DC power converter of described Fig. 3 can be considered that one is anti-
Swash formula power converter.Additionally, the digital AC/DC power converter of Fig. 3 also may be modified such that simulation AC/DC power converter, i.e.
Replace described digital control module 209 by a simulation control module and identical control function is provided.Described simulation control module
Can include that an analog controller, in order to provide pwm signal, controls actively PFC module 203 and power output module 207 according to this.Cause
This, the circuit framework of Fig. 3 can use described simulation control module or digital control module 209；According to simulation control module, then
Cost can be reduced further.
Fig. 4 is according to one of one embodiment of the invention medium/high power AC/DC digital power converters block chart.With reference to figure
4, a digital power converters have a rectification and active PFC module 403, the Single switch module 405 of filtration module 401,
One power output module 407 and a digital control module 409.The Main Differences of Fig. 2 with Fig. 4 is, described digital control mould
Block 409 provides extra control signals Sswitch to described power output module 407, cuts to reach no-voltage in order to Based Intelligent Control
Change (zerovoltageswitch;ZVS) quasi-resonance (quasi-resonant) Sofe Switch (softswitching) design, special
Be not in/high-power applications in, the application of the middle power of such as 80 ~ 200W, or the high-power applications more than 200W.
According to one embodiment of the invention, Fig. 5 is the schematic diagram of the digital power converters of described middle power.Fig. 5's Yu Fig. 3
Main Differences is, the described power output module 407 of Fig. 5 is with the implementation of the described power output module 207 of Fig. 3
Different.
Refer to Fig. 5, described power output module 407 includes two switch M501, M502 being connected in series to ground.One microcontroller
Device 505 controls auxiliary IC503 by pin A1, A2 asynchronous rectangular pulse of output in order to control described switch M501, M502,
Make when described switch M501 switches to " open " state time, described switch M502 is maintained at " pass " state；When described switch
M502 switches to " open " state time, described switch M501 is maintained at " pass " state.Therefore, described switch M501 Yu M502 hands over
For action, it is in contrary on off state.Separately, owing to there being ground connection, described switch M501 with M502 can not be also turned on.Preferably
Ground, described switch M501 Yu M502 can be MOSFET.
In described power output module 407, a transformator TR have a master coil Np, for the first time lateral coil Ns1 with
Lateral coil Ns2 for the second time.The left side of described master coil Np is to be electrically connected to described switch M501, M502, and described master
The right side system of coil Np is electrically connected to two electric capacity C504, C505.
When described switch M501 is in " open " state and described switch M502 be in " pass " and state time, described master line
Circle Np can capture energy from described electric capacity C504, C505, and the left side of the most described master coil Np is high potential, and the right is low electricity
Position, and 1/2 times of right side voltage about left side voltage.Now, magnetic core of transformer stores energy.
When described switch M501 is in " open " state and described switch M502 be in " pass " and state time, if opening described
Close M501 switch to " pass " and state, then the left side of master coil Np can be caused to be in electronegative potential, right side is then in high potential, and
Left side voltage is about 1/2 times of right side voltage.Now, described switch M501 Yu M502 is all in " pass " state.
When described switch M501 is in " pass " state and described switch M502 be in " pass " and state time, if opening described
Close M502 switch to " open " and state, then the left side of master coil Np can be caused to be in zero potential, right side is then in high potential, because of
And change magnetic core of transformer energy storage direction.Owing to the magnetic line of force direction of aforementioned manner can overturn rapidly, magnetic core is caused to be difficult to saturated,
Therefore operating frequency, magnetic core utilization rate and energy conversion efficiency can be improved.
It follows that when described switch M501 is in " pass " state and described switch M502 be in " open " and state time, if
Described switch M502 is switched to " pass " state, then for preparation switch M501 is switched to " open " and state, complete to reach one
Whole control circulation, as shown in Figure 7.So, next step will switch M501 and switch to " open " state, and make described switch
M501 is in " open " state and described switch M502 be in " pass " and state.
Additionally, described power output module 407 includes two inductance L503 and L504, described inductance L503 system for store with
Discharging unnecessary energy, described inductance L503 then filters with collocation magnetic core.Described power output module 407 further includes
Sample circuit SC501, for voltage sampling or the current sampling of constant current application of constant voltage application.
Therefore, the design department of described power output module 407 receives the Based Intelligent Control of described microcontroller 505 so that this
The digital power converters of embodiment is a semibridge system zero voltage switching (zerovoltageswitch;ZVS) quasi-resonance
(quasi-resonant) Sofe Switch (softswitching) design.
According to one embodiment of the invention, Fig. 6 is the schematic diagram of the digital power converters of described high power.Fig. 6's Yu Fig. 5
Main Differences is, in high power embodiment, and the described power output module 607 of Fig. 6 and the described power output module of Fig. 5
The implementation of 507 is different.
Refer to Fig. 6, described power output module 607 includes four switches M601, M602, M603, M604, described switch
M603, M604 system is in order to replace electric capacity C504, C505 of Fig. 5.In described power output module 607, described switch M601,
M604 system works simultaneously, and described switch M602, M603 system works simultaneously.
One microcontroller 605 control auxiliary IC603 by pin A1, A2, A3, A4 asynchronous rectangular pulse of output in order to
Control described switch M601, M602, M603, M604 so that when described switch M601, M604 switch to " open " and state time, institute
State switch M602, M603 be maintained at " pass " and state；When described switch M602, M603 switch to " open " and state time, described in open
Close M601, M604 be maintained at " pass " and state.Therefore, described switch M601, M604 and M602, M603 alternating movement, it is in phase
Anti-on off state.Preferably, described switch M601, M602, M603, M604 can be IGBT.
In described power output module 607, a transformator TR have a master coil Np, for the first time lateral coil Ns1 with
Lateral coil Ns2 for the second time.The left side of described master coil Np is to be electrically connected to described switch M601, M602, and described master
The right side system of coil Np is electrically connected to described switch M603, M604.Additionally, the right side also electrical connection of described master coil Np
To an electric capacity C604, in order to isolated DC signal.
When described switch M601, M604 be in " open " and state and described switch M602, M603 be in " pass " and state time,
The left side of the most described master coil Np is high potential, and the right is electronegative potential.If it follows that described switch M601, M604 being cut
Shift to " pass " state, then the left side of master coil Np can be caused to be in electronegative potential, right side is then in high potential.Now, described
Switch M601, M602, M603, M604 be all " pass " and state.
When described switch M601, M602, M603, M604 be all " passs " and state time, if by described switch M602, M603 cut
Shift to " open " state, then the left side of master coil Np can be caused to be in zero potential, right side is then in high potential, thus changes and become
Depressor magnetic core energy storage direction.Owing to the magnetic line of force direction of aforementioned manner can overturn rapidly, cause magnetic core to be difficult to saturated, therefore can carry
High workload frequency, magnetic core utilization rate and energy conversion efficiency.
It follows that when described switch M601, M604 be in " pass " and state and described switch M602, M603 be in " open " it
During state, if by described switch M602, M603 switch to " passs " and state, then for prepare switch M601, M604 are switched to "
Open " state, to reach a complete control circulation, as shown in Figure 8.
Therefore, the design department of described power output module 607 receives the Based Intelligent Control of described microcontroller 605 so that this
The digital power converters of embodiment is a full-bridge type zero voltage switching (zerovoltageswitch;ZVS) quasi-resonance
(quasi-resonant) Sofe Switch (softswitching) design.
The microcontroller 305,505,605 of previous embodiment, is can to use the digital microprocessor of 8, by described through putting
The working cycle (dutycycle) of big pwm signal Spwm expands the precision of at least 64 times, to be precisely controlled the increasing of working cycle
Add deduct few.For example, if the voltage of direct current output is too big, then can be controlled by described digital microprocessor to reduce Spwm
Working cycle, if the voltage of direct current output is the least, then can by described digital microprocessor control with increase Spwm work
Cycle.Realize precision through digital microprocessor with software mode to expand, can effectively save overall digital AC/DC power and turn
The cost of parallel operation high efficiency are precisely controlled the working cycle of PWM.
In sum, the novel quantum generator power supply converting system of the present invention is according to quantum electrical power generators output class
Type, by the control system of power mode Auto-matching, by input voltage range from 110V-500V, incoming frequency is from 50HZ-
300HZ changes, it is achieved that the conversion of Width funtion broadband, and automatically controls stable output current/voltage, thus realizes electric energy
DC form conversion, the application of quantum electromotor and the development of electric automobile have been had substantial breakthrough and qualitative leap.
The foregoing is only the preferred embodiments of the present invention, the present invention is not limited to above-mentioned embodiment, as long as with
Essentially identical means realize within the technical scheme of the object of the invention broadly falls into protection scope of the present invention.
Claims (10)
- The most novel quantum generator power supply converting system, it is characterised in that including:One active power factor correction module；One Single switch module, it includes that a Single switch, described switch are electrically connected to described active power factor correction module；One power output module, it includes a transformator, and the master coil of described transformator is electrically connected to described active merit Rate factor correction module；And a digital control module, it includes that a microcontroller, described microcontroller provide a pulse width modulation signal, uses With control described Single switch switching state so that described active power factor correction module by input voltage range from 110V-500V, incoming frequency are changed from 50HZ-300HZ, and export a rectified ac output voltage wave mode to described power Output module, hoisting power factor.
- Novel quantum generator power supply converting system the most according to claim 1, it is characterised in that: described microcontroller can It is a digital microprocessor at least with 8, in order to the working cycle of described pulse width modulation signal is expanded at least 64 Precision again.
- Novel quantum generator power supply converting system the most according to claim 2, it is characterised in that: described digital control mould Block farther includes an auxiliary integrated circuit, and described microcontroller provides a pulse width modulation signal to the integrated electricity of described auxiliary Road, described auxiliary integrated circuit amplifies described pulse width modulation signal and provides to described Single switch module, in order to control State the switching state of Single switch.
- Novel quantum generator power supply converting system the most according to claim 2, it is characterised in that: described power output mould Block farther includes a transient diode and a fly-wheel diode, and described transient diode and fly-wheel diode are electrically connected to institute State the master coil of transformator, and be used for dissipating heat and eliminating moment high-frequency impulse.
- Novel quantum generator power supply converting system the most according to claim 2, it is characterised in that: described power output mould The transformator of block farther includes first siding ring, for providing a running voltage to described digital control module.
- Novel quantum generator power supply converting system the most according to claim 2, it is characterised in that: described power output mould Block provides a wake-up signal to described digital control module to wake up described Digital AC/DC power converter up.
- Novel quantum generator power supply converting system the most according to claim 2, it is characterised in that: also include a rectification with Filtration module, described rectification and filtration module include a full-bridge rectifier and the electric capacity less than 1 μ F, and described electric capacity is used for smoothing Through the voltage waveforms trough of described full-bridge rectifier rectification, and it is electrically connected to described active power factor correction module.
- Novel quantum generator power supply converting system the most according to claim 6, it is characterised in that: described rectification and filtering Module provides an enabling signal to described digital control module to start described Digital AC/DC power converter.
- Novel quantum generator power supply converting system the most according to claim 2, it is characterised in that: described active power Factor correction module includes a booster circuit and a pi type filter, and described booster circuit is according to the switch of described Single switch module Switching, controls energy output to described pi type filter.
- Novel quantum generator power supply converting system the most according to claim 2, it is characterised in that:, described active merit Rate factor correction module includes a bleeder circuit, in order to provide a builtin voltage to described digital control module, described numeral control Molding tuber controls the working cycle of described pulse width modulation signal according to builtin voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610575959.7A CN106208667A (en) | 2016-07-20 | 2016-07-20 | Novel quantum generator power supply converting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610575959.7A CN106208667A (en) | 2016-07-20 | 2016-07-20 | Novel quantum generator power supply converting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106208667A true CN106208667A (en) | 2016-12-07 |
Family
ID=57490949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610575959.7A Pending CN106208667A (en) | 2016-07-20 | 2016-07-20 | Novel quantum generator power supply converting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106208667A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108388948A (en) * | 2018-03-13 | 2018-08-10 | 广西师范大学 | A kind of type conversion designs method from quantum image to quantum real signal |
| CN108895632A (en) * | 2018-05-31 | 2018-11-27 | 广东美的制冷设备有限公司 | Switching method, air conditioner and the computer readable storage medium of pfc circuit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203951366U (en) * | 2014-05-30 | 2014-11-19 | 国家电网公司 | A kind of power supply for power information acquisition terminal |
| CN204013208U (en) * | 2014-08-28 | 2014-12-10 | 航天长峰朝阳电源有限公司 | A high integration active power factor correcting module unit |
| CN105186892A (en) * | 2014-05-27 | 2015-12-23 | 晶宝智电科技有限公司 | Digital AD/DC power converter |
-
2016
- 2016-07-20 CN CN201610575959.7A patent/CN106208667A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186892A (en) * | 2014-05-27 | 2015-12-23 | 晶宝智电科技有限公司 | Digital AD/DC power converter |
| CN203951366U (en) * | 2014-05-30 | 2014-11-19 | 国家电网公司 | A kind of power supply for power information acquisition terminal |
| CN204013208U (en) * | 2014-08-28 | 2014-12-10 | 航天长峰朝阳电源有限公司 | A high integration active power factor correcting module unit |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108388948A (en) * | 2018-03-13 | 2018-08-10 | 广西师范大学 | A kind of type conversion designs method from quantum image to quantum real signal |
| CN108388948B (en) * | 2018-03-13 | 2021-11-23 | 广西师范大学 | Design method for type conversion from quantum image to quantum real signal |
| CN108895632A (en) * | 2018-05-31 | 2018-11-27 | 广东美的制冷设备有限公司 | Switching method, air conditioner and the computer readable storage medium of pfc circuit |
| CN108895632B (en) * | 2018-05-31 | 2020-12-11 | 广东美的制冷设备有限公司 | Switching method of PFC circuit, air conditioner and computer readable storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105186892B (en) | Numerical digit AC/DC power supply changeover devices | |
| TWI491153B (en) | Discharge circuit and converter | |
| TWI279971B (en) | Bridge-less boost (BLB) power factor correction topology controlled with one cycle control | |
| Dusmez et al. | A fully integrated three-level isolated single-stage PFC converter | |
| Alam et al. | A hybrid resonant pulse-width modulation bridgeless AC–DC power factor correction converter | |
| CN105356734A (en) | COT-control-based ripple-compensation-based buck circuit power management chip | |
| CN103825469B (en) | For control circuit and the isolated converter of isolated converter | |
| TW201332243A (en) | Capacitor discharging circuit and power converter using same | |
| JP2013509141A (en) | Switching power supply circuit and power factor correction circuit | |
| CN103647448B (en) | Integrated step-down-flyback type high power factor constant current circuit and device | |
| Pandey et al. | Canonical switching cell (CSC) converter-based power factor-corrected battery charger for e-rickshaw | |
| CN203814013U (en) | LED driving circuit adopting single-end zero crossing detection | |
| CN103025009A (en) | Light-emitting diode (LED) driving control circuit | |
| CN106208667A (en) | Novel quantum generator power supply converting system | |
| CN108667304A (en) | Synchronous rectification inverse-excitation type DC-DC power conversion equipment and control method | |
| CN202750021U (en) | Converter for converting alternating current into direct current | |
| CN104242645A (en) | Method and device for controlling step-down circuits | |
| CN208401741U (en) | DC-DC converter | |
| CN203482447U (en) | Primary side feedback single-stage PFC output zero-ripple circuit | |
| CN110190761A (en) | AC-DC conversion circuit and method | |
| CN106602852B (en) | High-efficiency high-power-factor goes working frequency ripple wave voltage-dropping type AC/DC power circuit and its control method | |
| CN203326884U (en) | Primary-side constant-current control quasi-single-stage high-power-factor circuit and device | |
| CN207304013U (en) | The power factor correction circuit compared based on stagnant ring | |
| CN105305807A (en) | Novel bridgeless power factor correction circuit and implementation method of critical current mode CRM working | |
| TWI539728B (en) | Digital ac/dc power converter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |
|
| RJ01 | Rejection of invention patent application after publication |