CN107359679A - Charge-discharge circuit of the band based on the ad intelligent control functions sampled - Google Patents
Charge-discharge circuit of the band based on the ad intelligent control functions sampled Download PDFInfo
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- CN107359679A CN107359679A CN201710820437.3A CN201710820437A CN107359679A CN 107359679 A CN107359679 A CN 107359679A CN 201710820437 A CN201710820437 A CN 201710820437A CN 107359679 A CN107359679 A CN 107359679A
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- 239000003990 capacitor Substances 0.000 claims abstract description 61
- 238000002955 isolation Methods 0.000 claims abstract description 40
- 238000005070 sampling Methods 0.000 claims abstract description 37
- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 239000004065 semiconductor Substances 0.000 claims description 66
- 230000005611 electricity Effects 0.000 claims description 13
- 230000005855 radiation Effects 0.000 claims description 6
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Classifications
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- H02J7/0086—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
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Abstract
The invention provides a kind of charge-discharge circuit of band based on the ad intelligent control functions sampled, including：Charge/discharge unit, it includes：Charging power modules, super capacitor and ON-OFF control circuit module, the output end of charging power modules is connected to the positive pole of super capacitor, the negative pole of super capacitor is connected to the input of ON-OFF control circuit module, and the output end of ON-OFF control circuit module is used to be connected to load；Monitoring unit, it includes：MCU module, the first sampling module, the second sampling module, the first isolation drive module, the second isolation drive module and monitoring power module, monitoring power module is MCU module, the first isolation drive module and the second isolation drive module for power supply.Charge-discharge circuit of the band based on the ad intelligent control functions sampled solves the problems, such as that the first super-capacitor voltage compensating unit in the prior art and the second super-capacitor voltage compensating unit can mutually power and cause power consumption higher.
Description
Technical field
The present invention relates to charge-discharge circuit, and in particular to a kind of discharge and recharge electricity of band based on the ad intelligent control functions sampled
Road.
Background technology
Chinese patent discloses the ripple compensation circuit and super capacitor charge and discharge that a kind of notification number is the B of CN 102868287
Electric installation, the ripple compensation circuit include grid side charging voltage sampling unit, for sampling electricity when being charged for super capacitor
The real-time voltage of net side input；Charging voltage comparing unit, be connected with the grid side charging voltage sampling unit, for for
Super capacitor compares the real-time voltage and standard charge voltage set in advance when charging, and obtains charging voltage correction signal；The
One super-capacitor voltage compensating unit, be connected with the charging voltage comparing unit, for when being charged for super capacitor according to
The voltage at charging voltage correction signal adjustment super capacitor both ends.Although the ripple compensation circuit realiration fills for super capacitor
Reduce the purpose of super capacitor both ends output ripple voltage caused by the pulsating volage inputted as grid side in electric process, but should
Shortcoming be present in ripple compensation circuit：
Its first super-capacitor voltage compensating unit purpose set is：Adopted according to sampling when being charged for super capacitor
The real-time voltage of sample grid side input, adjust the voltage at the super capacitor both ends when being charged for super capacitor；What is set the second surpasses
Level capacitance voltage compensating unit purpose is：According to the real-time voltage that super capacitor both ends are sampled when being charged for super capacitor,
The voltage at the super capacitor both ends when being charged for super capacitor is adjusted, but the first super-capacitor voltage compensating unit and the second is surpassed
Level capacitance voltage compensating unit is separate to super capacitor both end voltage, it is most likely that conflicting situation be present,
One smaller to the regulation of super capacitor both end voltage, one adjusts larger, the first super capacitor electricity to super capacitor both end voltage
Press compensating unit and the second super-capacitor voltage compensating unit all equivalent to power supply, the larger power supply of a supply voltage can be to another
One less power source charges of supply voltage, causes the less power supply of supply voltage (to that is to say：First super-capacitor voltage compensates
Unit or the second super-capacitor voltage compensating unit), cause the first super-capacitor voltage compensating unit and the second super capacitor electricity
Compensating unit is pressed to be unfavorable for environmental protection there is also the possibility of power consumption.Furthermore the first super-capacitor voltage compensating unit and second super
A compensation power supply is respectively present in capacitance voltage compensating unit, two compensation power supplys are arranged on a plank, can accounted for simultaneously
With substantial amounts of space, the volume that whole compensation circuit is formed is larger, and the small size words for not meeting integrated chip require.
The content of the invention
The invention provides a kind of charge-discharge circuit of band based on the ad intelligent control functions sampled, solves prior art
In the first super-capacitor voltage compensating unit and the second super-capacitor voltage compensating unit can mutually power and cause power consumption higher
The problem of.
To achieve the above object, present invention employs following technical scheme：
A kind of charge-discharge circuit of band based on the ad intelligent control functions sampled, including：Charge/discharge unit, it includes：Fill
Power supply module, super capacitor and ON-OFF control circuit module, the input of charging power modules are used to be connected to input electricity
Source, the output end of charging power modules are connected to the positive pole of super capacitor, and the negative pole of super capacitor is connected to ON-OFF control circuit
The input of module, the output end of ON-OFF control circuit module are used to be connected to load；Monitoring unit, it includes：MCU module,
First sampling module, the second sampling module, the first isolation drive module, the second isolation drive module and monitoring power module,
Monitoring power module is MCU module, the first isolation drive module and the second isolation drive module for power supply, the first sampling module
Input is connected to the node of charging power modules and input power, to gather the input voltage value of charging power modules and to defeated
Enter magnitude of voltage and carry out sampling to form input voltage sampled signal, the output end of the first sampling module is connected to the first of MCU module
Input；The input of second sampling module is connected to the node for filling super capacitor and ON-OFF control circuit module, super to gather
The output voltage values of level electric capacity simultaneously carry out sampling to output voltage values and form output voltage sampled signal, the second sampling module it is defeated
Go out the second input that end is connected to MCU module；The control signal of first isolation drive module is connected to the first of MCU module
Output end, the control output end of the first isolation drive module are connected to the control terminal of charging power modules；Second isolation drive mould
The control signal of block is connected to the second output end of MCU module, and the control output end of the second isolation drive module is connected to out
Close the control terminal of control circuit module；Wherein, MCU module judges whether input voltage sampled signal is more than charge threshold, when defeated
Enter controls charging power modules to be stopped, judge when voltage sampling signal is more than charge threshold by the first isolation drive module
Output voltage sampled signal whether be more than discharge threshold and when output voltage sampled signal is more than discharge threshold by second every
Input and output end from drive module controlling switch control circuit module disconnect.
Preferably, ON-OFF control circuit module includes：555 timers, it regulates and controls end and is used to receive external control signal,
To export square wave voltage signal when external control signal is high；D. c. voltage signal is exported when external control signal is low；
Charge pump components, the output end of 555 timers is connected to the input of charge pump components, defeated with the input when charge pump components
The high output terminal of charge pump components and the pressure difference of low output end are the steady state value more than zero when entering square wave voltage signal；Work as charge pump
The high output terminal of charge pump components and the pressure difference of low output end are zero during the input input direct voltage signal of component；And open
Component is closed, its control terminal is connected with the high output terminal of charge pump components, and its input is used to be connected to power supply, its output end
For be connected to load and output end low with charge pump components be connected.
Preferably, switch module includes the first metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2, the first metal-oxide-semiconductor Q1 drain electrode is connected to
Second metal-oxide-semiconductor Q2 drains, and the node of the first metal-oxide-semiconductor Q1 drain electrodes and the second metal-oxide-semiconductor Q2 drain electrodes is the input of switch module；First
Metal-oxide-semiconductor Q1 source electrodes are connected to the second metal-oxide-semiconductor Q2 source electrodes, and the node of the first metal-oxide-semiconductor Q1 source electrodes and the second metal-oxide-semiconductor Q2 source electrodes is switch
The output end of component；First metal-oxide-semiconductor Q1 grids are connected to the second metal-oxide-semiconductor Q2 source electrodes, the first metal-oxide-semiconductor Q1 grids and the second metal-oxide-semiconductor
The node of Q2 grids is the control terminal of switch module.
Preferably, switch module also includes protection diode D6, and protection diode D6 anode is connected to the first metal-oxide-semiconductor
Q1 drain electrode, protection diode D6 negative electrode are connected to the first metal-oxide-semiconductor Q1 source electrode.
Preferably, 555 timer U1 VCC ends and R ends are used to be connected to startup power supply, 555 timer U1 DIS ends
High level is accessed, 555 timer U1 CVolt ends, TRIG ends and TUR ends are used to be grounded, and 555 timer U1 GND ends are
555 timer U1 regulate and control end, and 555 timer U1 regulate and control end and receive external control signal, 555 timer U1 by a triode Q4
Regulation and control end is connected with triode Q4 colelctor electrodes, and triode Q4 base stages are used to receive external control signal, triode Q4 emitter stage
Ground connection.
Preferably, 555 timer U1 VCC ends and R ends are connected to 15v startup power supplies, three poles by a resistance NC3
Pipe Q4 base stage is connected to reception external control signal by a resistance R18, and triode Q4 base stage is grounded by resistance R19,
555 timer U1 TRIG ends and TUR ends is grounded by electric capacity C27, and 555 timer U1 DIS ends are connected to resistance R21 mono-
End, the resistance R21 other ends are connected to electric capacity C27 positive pole, and 555 timer U1 DIS ends are connected to 555 timing by resistance R2
Device U1 VCC ends, 555 timer U1 CVolt ends are grounded by electric capacity C26.
Preferably, charge pump components include electric capacity C28, the first diode group, the second diode group, resistance R22, resistance
R23 and resistance R24, electric capacity C28 just extremely charge pump components input, electric capacity C28 negative poles are connected to the first diode group
Positive pole and the second diode group positive pole, the first diode group negative pole are connected to resistance R22, and resistance R22 is connected to resistance R23, electricity
The node for hindering R22 and resistance R23 is the high output terminal of charge pump components, and the second diode group positive pole is connected to resistance R24 one end,
The resistance R24 other ends are the low output end of charge pump components.
Preferably, the first diode group and the second diode group include diode D4 and diode D5, diode
D4 anodes are connected to diode D5 anodes, the node of diode D4 anodes and diode D5 anodes for the first diode group positive pole or
Second diode group positive pole, diode D4 negative electrodes are connected to diode D5 negative electrodes, diode D4 negative electrodes and diode D5 negative electrodes
Node is the first diode group negative pole or the second diode group negative pole.
Preferably, in addition to radiation shell, charge/discharge unit and monitoring unit may be contained within radiation shell, and first
Metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2 are close to radiation shell inwall.
Compared to prior art, the present invention has the advantages that：
1) the first super-capacitor voltage compensating unit in the prior art and the second super-capacitor voltage compensating unit are avoided
Can mutually power and cause power consumption it is higher the problem of, reduce power consumption when being protected to super capacitor, advantageously in
Environmental protection and energy saving, avoid the consumption of unnecessary energy；
2) the first super-capacitor voltage compensating unit in the prior art and the second super-capacitor voltage compensating unit are avoided
One power supply is set respectively, floor space when reducing integrated, reduces the volume to form chip.
Brief description of the drawings
Fig. 1 is the circuit block diagram of charge-discharge circuit of the band based on the ad intelligent control functions sampled；
Fig. 2 is the circuit diagram of ON-OFF control circuit module in Fig. 1.
Embodiment
As shown in figure 1, the present embodiment proposes a kind of charge-discharge circuit of band based on the ad intelligent control functions sampled, bag
Include：Charge/discharge unit, it includes：Charging power modules, super capacitor and ON-OFF control circuit module, charging power modules
Input is used to be connected to input power, and the output end of charging power modules is connected to the positive pole of super capacitor, super capacitor
Negative pole is connected to the input of ON-OFF control circuit module, and the output end of ON-OFF control circuit module is used to be connected to load；Prison
Unit is controlled, it includes：MCU module, the first sampling module, the second sampling module, the first isolation drive module, the second isolation drive
Module and monitoring power module, monitoring power module is MCU module, the first isolation drive module and the second isolation drive mould
Block is powered, and the input of the first sampling module is connected to the node of charging power modules and input power, to gather charge power supply
The input voltage value of module simultaneously carries out sampling to input voltage value and forms input voltage sampled signal, the output of the first sampling module
End is connected to the first input end of MCU module；The input of second sampling module, which is connected to, fills super capacitor and switch control electricity
The node of road module, output voltage sampling is formed to gather the output voltage values of super capacitor and output voltage values are carried out with sampling
Signal, the output end of the second sampling module are connected to the second input of MCU module；The control input of first isolation drive module
End is connected to the first output end of MCU module, and the control output end of the first isolation drive module is connected to charging power modules
Control terminal；The control signal of second isolation drive module is connected to the second output end of MCU module, the second isolation drive module
Control output end be connected to the control terminal of ON-OFF control circuit module；Wherein, MCU module judges that input voltage sampled signal is
It is no to be more than charge threshold, charging electricity is controlled by the first isolation drive module when input voltage sampled signal is more than charge threshold
Source module is stopped, judges whether output voltage sampled signal is more than discharge threshold and when output voltage sampled signal is more than
Disconnected during discharge threshold by the input and output end of the second isolation drive module controlling switch control circuit module.
First sampling module and the second sampling module are electric by input voltage and super capacitor respectively using voltage modulate circuit
Pressure is converted into the voltage that MCU module AD sampling input pins can be born.
MCU module reads the sampled signal of the first sampling module and the second sampling module in real time, and MCU module is to sampled voltage
Compared with being carried out in real time with the threshold value of setting.The first isolation drive module and the second isolation drive module are exported by comparative result
Different control signals.
First isolation drive module controls charging power modules Enable Pin, and control charging power modules are opened, so as to realize
Intelligent charge controls；Second isolation drive module controlling switch control circuit module realizes output with driving switch element turns
Voltage compensation and Intelligent discharge control.
The shut-off of switch module in second isolation drive module controlling switch control circuit module.Compare simultaneously according to second
The comparative result of circuit, when super capacitor, which is crossed, to be put, pass through switches set in the second isolation drive module controlling switch control circuit
Part disconnects, and reaching prevents super capacitor from crossing the purpose for putting, protecting super capacitor, while is opened and filled by the first isolation drive module
Power supply module, charged to super capacitor.When super capacitor needs to charge or fill with, MCU module output control letter
Number by isolated drive circuit control charging power modules be turned on and off, open or stop give super capacitor charging, reach intelligence
The purpose of energy charge control.Isolated drive circuit core devices are made up of one piece of magnetic coupling or opto-coupler chip, to isolate interference, are increased
Adding system reliability.
After super capacitor is full of, MCU module stops charging power modules by the first isolation drive module so that super
Electric capacity does not recharge.
As shown in Fig. 2 ON-OFF control circuit module includes：555 timers, it regulates and controls end and is used to receive outside control letter
Number, to export square wave voltage signal when external control signal is high；DC voltage letter is exported when external control signal is low
Number；Charge pump components, the output end of 555 timers is connected to the input of charge pump components, with when the input of charge pump components
The high output terminal of charge pump components and the pressure difference of low output end are the steady state value more than zero during the input square wave voltage signal of end；Work as electricity
The high output terminal of charge pump components and the pressure difference of low output end are zero during the input input direct voltage signal of lotus pump group part；With
And switch module, its control terminal are connected with the high output terminal of charge pump components, its input is used to be connected to power supply, and its is defeated
Go out end be used for be connected to load and output end low with charge pump components be connected.1) in general is replaced by 555 timers to control
Device, because 555 timers have the performance of low-power consumption, therefore it is low to be consumed energy during the ON-OFF control circuit use, beneficial to energy-saving ring
Protect；2) by setting charge pump components, realize when the output of 555 timers is square-wave signal so that switch module remains closed
State, ensure that power supply is continuously load supplying, power supply and load are cut off when exporting direct current, realize control, and electricity
The use of lotus pump group part can reduce power consumption strong antijamming capability simultaneously, ensure the orderly progress of control work.
As shown in Fig. 2 switch module includes the first metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2, the first metal-oxide-semiconductor Q1 drain electrode connection
Drained to the second metal-oxide-semiconductor Q2, the node of the first metal-oxide-semiconductor Q1 drain electrodes and the second metal-oxide-semiconductor Q2 drain electrodes is the input of switch module；The
One metal-oxide-semiconductor Q1 source electrodes are connected to the second metal-oxide-semiconductor Q2 source electrodes, and the node of the first metal-oxide-semiconductor Q1 source electrodes and the second metal-oxide-semiconductor Q2 source electrodes is opens
Close the output end of component；First metal-oxide-semiconductor Q1 grids are connected to the second metal-oxide-semiconductor Q2 source electrodes, the first metal-oxide-semiconductor Q1 grids and the 2nd MOS
The node of pipe Q2 grids is the control terminal of switch module.By setting the first metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2, realize
When first metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2 is closed, the first metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2 are mutually shunted so that first
Metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2 each via electric current reduce, and then reduce closure after the first metal-oxide-semiconductor Q1 and second
Metal-oxide-semiconductor Q2 power, so solve in the prior art because the power of power supply circuit is excessive cause in switch module first
The problem of metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2 are easily damaged, extends the service life of switch module, adds market competition
Power.
In order to be protected to the first metal-oxide-semiconductor and the second metal-oxide-semiconductor, switch module also includes protection diode D6, protection two
Pole pipe D6 anode is connected to the first metal-oxide-semiconductor Q1 drain electrode, and protection diode D6 negative electrode is connected to the first metal-oxide-semiconductor Q1 source
Pole.
In order to realize the 555 timer U1 output square-wave signals when external control signal input is high level, realize when outer
555 timer U1 outputs direct current signal when portion's control signal input is low level, 555 timer U1 VCC ends and R ends are used to connect
Startup power supply is connected to, 555 timer U1 DIS is terminated into high level, 555 timer U1 CVolt ends, TRIG ends and TUR
Hold for being grounded, 555 timer U1 GND ends regulate and control end for 555 timer U1, and 555 timer U1 regulation and control end passes through one or three poles
Pipe Q4 receives external control signal, and 555 timer U1 regulation and control end is connected with triode Q4 colelctor electrodes, and triode Q4 base stages are used to connect
Receive external control signal, triode Q4 grounded emitter.
In order to realize each end for only reaching 555 timer U1 by the setting on a startup power supply 15v and a ground
Demand, 555 timer U1 VCC ends and R ends are connected to 15v startup power supplies by a resistance NC3, and triode Q4 base stage is led to
Cross a resistance R18 and be connected to reception external control signal, triode Q4 base stage is grounded by resistance R19,555 timer U1's
TRIG ends and TUR ends are grounded by electric capacity C27, and 555 timer U1 DIS ends are connected to resistance R21 one end, and resistance R21 is another
One end is connected to electric capacity C27 positive pole, and 555 timer U1 DIS ends are connected to 555 timer U1 VCC ends by resistance R2,
555 timer U1 CVolt ends are grounded by electric capacity C26.
In order to design the electric charge component of simple and reliable operation, charge pump components include electric capacity C28, the first diode group,
Second diode group, resistance R22, resistance R23, resistance R24, electric capacity C29 and electric capacity C30, electric capacity C28 just extremely charge pump
Component inputs, electric capacity C28 negative poles are connected to the first diode group positive pole and the second diode group positive pole, and the first diode group is born
Pole is connected to resistance R22, and the node that resistance R22 is connected to resistance R23, resistance R22 and resistance R23 is the high defeated of charge pump components
Go out end, the second diode group positive pole is connected to resistance R24 one end, and the resistance R24 other ends are the low output end of charge pump components, electric
Hold C30 negative poles ground connection, electric capacity C30 positive pole and electric capacity C29 negative poles are connected to the second diode group negative pole, electric capacity C29's
Positive pole is connected to the first diode group negative pole.
In order to design the first diode group and the second diode group of simple and reliable operation, the first diode group and second
Diode group includes diode D4 and diode D5, and diode D4 anodes are connected to diode D5 anodes, diode D4 sun
Pole and the node of diode D5 anodes are connected to for the first diode group positive pole or the second diode group positive pole, diode D4 negative electrodes
Diode D5 negative electrodes, the node of diode D4 negative electrodes and diode D5 negative electrodes is the first diode group negative pole or the second diode group
Negative pole.
555 timer circuits are connected into square-wave pulse generator circuit, when external control signal is high level, the high level
It is added in after R9, R10 partial pressure in the base stage of Q4 pipes, Q4 conductings, is grounded the circuit pins 1 of timer 555, impulse generator starts work
Make, make the square-wave pulse signal that the output amplitude of pin 3 is 15V.Electric capacity C28, the first diode group, the second diode group, resistance
R22, resistance R23, resistance R24, electric capacity C29 and electric capacity C30 form " charge pump circuit ".C28 plays " charge pump " and blocking
Stream acts on.When the output of pin 3 is positive pulse, by giving C5, C4 serial connection charge through V5 after C6 blockings, 555 timer pin 3 are zero level
When, C30 is charged by the second diode group to C28, and the voltage of pin 3 is given with Voltage Series on C28 when next positive pulse arrives
C29, C30 charge, and so repeat, and C30, C29 gradually charge, and voltage gradually rises, uc30=uc29=when reaching stable
Vcc (uc30 is that C30 both end voltages are poor, and uc29 is the voltage difference at C29 both ends).Finally 15V or so is obtained on C29 to be suspended in
DC voltage between metal-oxide-semiconductor G, S poles, turned on by R22 driving powers switch module, realize continued power.
When control signal is low level, the pin of 555 timer 1 is earth-free, then the control circuit formed in 555 timers is stopped
Only work, 555 timers output 15V direct currents, because C28 electric capacity stopping direct current acts on, equal to open circuit, late-class circuit does not have work
Make, be also just just not turned on without 15V suspended voltage, switch module.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (9)
- A kind of 1. charge-discharge circuit of band based on the ad intelligent control functions sampled, it is characterised in that including：Charge/discharge unit, it includes：Charging power modules, super capacitor and ON-OFF control circuit module, charging power modules Input be used for be connected to input power, the output end of charging power modules is connected to the positive pole of super capacitor, super capacitor Negative pole be connected to the input of ON-OFF control circuit module, the output end of ON-OFF control circuit module is used to be connected to load；Monitoring unit, it includes：MCU module, the first sampling module, the second sampling module, the first isolation drive module, second every From drive module and monitoring power module, monitoring power module is MCU module, the first isolation drive module and the second isolation Drive module is powered, and the input of the first sampling module is connected to the node of charging power modules and input power, is filled with collection The input voltage value of power supply module simultaneously carries out sampling to input voltage value and forms input voltage sampled signal, the first sampling module Output end be connected to the first input end of MCU module；The input of second sampling module, which is connected to, fills super capacitor and switch The node of control circuit module, output electricity is formed to gather the output voltage values of super capacitor and output voltage values are carried out with sampling Sampled signal is pressed, the output end of the second sampling module is connected to the second input of MCU module；The control of first isolation drive module Input processed is connected to the first output end of MCU module, and the control output end of the first isolation drive module is connected to charge power supply The control terminal of module；The control signal of second isolation drive module is connected to the second output end of MCU module, and the second isolation is driven The control output end of dynamic model block is connected to the control terminal of ON-OFF control circuit module；Wherein, MCU module judges whether input voltage sampled signal is more than charge threshold, is filled when input voltage sampled signal is more than Control charging power modules to be stopped by the first isolation drive module during electric threshold value, whether judge output voltage sampled signal Pass through the second isolation drive module controlling switch control more than discharge threshold and when output voltage sampled signal is more than discharge threshold The input and output end of circuit module processed disconnect.
- 2. charge-discharge circuit of the band according to claim 1 based on the ad intelligent control functions sampled, it is characterised in that open Closing control circuit module includes：555 timers, it regulates and controls end and is used to receive external control signal, to export square-wave voltage when external control signal is high Signal；D. c. voltage signal is exported when external control signal is low；Charge pump components, the output end of 555 timers is connected to the input of charge pump components, with when the input of charge pump components The high output terminal of charge pump components and the pressure difference of low output end are the steady state value more than zero during the input square wave voltage signal of end；Work as electricity The high output terminal of charge pump components and the pressure difference of low output end are zero during the input input direct voltage signal of lotus pump group part；With AndSwitch module, its control terminal are connected with the high output terminal of charge pump components, and its input is used to be connected to power supply, its Output end is used to be connected to load and output end low with charge pump components is connected.
- 3. charge-discharge circuit of the band according to claim 2 based on the ad intelligent control functions sampled, it is characterised in that open Closing component includes the first metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2, and the first metal-oxide-semiconductor Q1, which drains, is connected to the second metal-oxide-semiconductor Q2 drain electrodes, the The input that one metal-oxide-semiconductor Q1 drains with the node of the second metal-oxide-semiconductor Q2 drain electrodes is switch module；First metal-oxide-semiconductor Q1 source electrodes are connected to The node of second metal-oxide-semiconductor Q2 source electrodes, the first metal-oxide-semiconductor Q1 source electrodes and the second metal-oxide-semiconductor Q2 source electrodes is the output end of switch module；First Metal-oxide-semiconductor Q1 grids are connected to the second metal-oxide-semiconductor Q2 source electrodes, and the node of the first metal-oxide-semiconductor Q1 grids and the second metal-oxide-semiconductor Q2 grids is switch The control terminal of component.
- 4. charge-discharge circuit of the band according to claim 3 based on the ad intelligent control functions sampled, it is characterised in that open Closing component also includes protection diode D6, and protection diode D6 anode is connected to the first metal-oxide-semiconductor Q1 drain electrode, protection diode D6 negative electrode is connected to the first metal-oxide-semiconductor Q1 source electrode.
- 5. according to any described charge-discharge circuit of the band based on the ad intelligent control functions sampled of claim 2, its feature exists In, 555 timer U1 VCC ends and R ends are used to be connected to startup power supply, and 555 timer U1 DIS is terminated into high level, and 555 Timer U1 CVolt ends, TRIG ends and TUR ends is used to be grounded, and 555 timer U1 GND ends regulate and control for 555 timer U1 End, 555 timer U1 regulate and control end and receive external control signal, 555 timer U1 regulation and control ends and triode by a triode Q4 Q4 colelctor electrodes connect, and triode Q4 base stages are used to receive external control signal, triode Q4 grounded emitter.
- 6. charge-discharge circuit of the band according to claim 5 based on the ad intelligent control functions sampled, it is characterised in that 555 timer U1 VCC ends and R ends is connected to 15v startup power supplies by a resistance NC3, and triode Q4 base stage passes through one Resistance R18 is connected to reception external control signal, and triode Q4 base stage is grounded by resistance R19,555 timer U1 TRIG End and TUR ends are grounded by electric capacity C27, and 555 timer U1 DIS ends are connected to resistance R21 one end, the resistance R21 other ends It is connected to electric capacity C27 positive pole, 555 timer U1 DIS ends are connected to 555 timer U1 VCC ends by resistance R2, and 555 Timer U1 CVolt ends are grounded by electric capacity C26.
- 7. charge-discharge circuit of the band according to claim 2 based on the ad intelligent control functions sampled, it is characterised in that electricity Lotus pump group part includes electric capacity C28, the first diode group, the second diode group, resistance R22, resistance R23 and resistance R24, electric capacity C28 just extremely charge pump components input, electric capacity C28 negative poles are being connected to the first diode group positive pole and the second diode group just Pole, the first diode group negative pole are connected to resistance R22, and resistance R22 is connected to resistance R23, resistance R22 and resistance R23 node For the high output terminal of charge pump components, the second diode group positive pole is connected to resistance R24 one end, and the resistance R24 other ends are electric charge The low output end of pump group part.
- 8. charge-discharge circuit of the band according to claim 7 based on the ad intelligent control functions sampled, it is characterised in that the One diode group and the second diode group include diode D4 and diode D5, and diode D4 anodes are connected to diode D5 Anode, the node of diode D4 anodes and diode D5 anodes are the first diode group positive pole or the second diode group positive pole, two Pole pipe D4 negative electrodes are connected to diode D5 negative electrodes, and the node of diode D4 negative electrodes and diode D5 negative electrodes is born for the first diode group Pole or the second diode group negative pole.
- 9. charge-discharge circuit of the band according to claim 8 based on the ad intelligent control functions sampled, it is characterised in that also Including radiation shell, charge/discharge unit and monitoring unit may be contained within radiation shell, and the first metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2 is close to radiation shell inwall.
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| CN107359679B (en) | 2023-06-30 |
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