CN110474545A - The direct current output control system of friction nanometer power generator with exchange output control system - Google Patents
The direct current output control system of friction nanometer power generator with exchange output control system Download PDFInfo
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- CN110474545A CN110474545A CN201810441576.XA CN201810441576A CN110474545A CN 110474545 A CN110474545 A CN 110474545A CN 201810441576 A CN201810441576 A CN 201810441576A CN 110474545 A CN110474545 A CN 110474545A
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- output
- power generator
- friction nanometer
- nanometer power
- voltage
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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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/275—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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
- H02M5/293—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/04—Friction generators
-
- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/275—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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
- H02M5/293—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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
- H02M5/2932—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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 with automatic control of output voltage, current or power
Abstract
The invention discloses a kind of direct current output control system of friction nanometer power generator, system includes voltage and current adjustment module, rectification module, pulse signal conversion module.Wherein, voltage and current adjustment module includes a transformer, for adjusting the output voltage and output electric current of friction nanometer power generator.Rectification module is made of the rectifier bridge that four diodes form, and the AC signal that friction nanometer power generator exports can be rectified into direct current signal.Pulse signal conversion module includes a metal-oxide-semiconductor, and the direct current signal for rectification module to be continued output is converted to transient high-current pulse signal.In addition, the present invention also provides a kind of exchange output control systems of friction nanometer power generator.The output signal of friction nanometer power generator can be converted to pulsed discharge output by the present invention, and can reduce the output impedance of friction nanometer power generator, to achieve the purpose that there is higher delivery efficiency and output power in low-load.
Description
Technical field
The present invention relates to a kind of output control system for friction nanometer power generator, in particular to a kind of friction nanometer hair
The direct current output control system of motor and a kind of exchange output control system of friction nanometer power generator, belong to friction nanometer
Technical field of power generation.
Background technique
The fast development and extensive use of electronic device, bring great convenience to human life.But how to make
It is a very stubborn problem with routinely powering or being charged on a regular basis for these electronic devices in the process.In order to solve
This problem, people have devised the friction nanometer power generator (TENG) based on friction effect, common in life for collecting
De minimis energy, such as the walk vibration generated, the brushing of gentle breeze, fluctuation of water etc..However, the output of friction nanometer power generator
Characteristic with high voltage, low current, high output impedance, and output signal is unstable, it usually needs use energy control module
The output of friction nanometer power generator is controlled.
There are many kinds of the output control systems of nano generator, from simplest rectifier bridge to complicated energy hole system
System, but AC signal simply can only be changed into direct-flow output signal by rectifier bridge, cannot to output voltage current amplitude into
Row adjust, especially for friction nanometer power generator high output voltage, it is low output electric current, big output resistance output characteristics without
Too big adjustment effect.However, existing energy management system is substantially the complicated integrated circuit based on active device, adjusting
The portion of energy of friction nanometer power generator generation has been consumed while the output characteristics of friction nanometer power generator, or even has been needed outer
Power supply is connect to be powered.
Summary of the invention
The present invention in order to solve the above technical problems, and be intended to provide one kind can effectively adjust friction nanometer power generator output
The control system of characteristic, so that the output effective use of friction nanometer power generator be got up.
The present invention adopts the following technical scheme: a kind of direct current output control system of friction nanometer power generator, the system
Include:
Rectification module: the AC signal for exporting friction nanometer power generator is rectified into direct current signal；
Pulse signal conversion module: the direct current signal for rectification module to be continued output is converted to transient high-current pulse
Signal.
Further, the system also includes:
Voltage and current adjustment module: it for adjusting the output voltage and output electric current of friction nanometer power generator, and reduces and rubs
Wipe the output impedance of nano generator.
The output end of the input terminal connection friction nanometer power generator of the voltage and current adjustment module, the rectification module connect
Voltage and current adjustment module is connect, the output end of the voltage and current adjustment module connects pulse signal conversion module.
The present invention also provides a kind of exchange output control system of friction nanometer power generator, the system comprises:
Pulse signal conversion module: the AC signal for friction nanometer power generator to be continued output is converted to instantaneous big electricity
Signal pulse stream.
Further, the system also includes:
Voltage and current adjustment module: it for adjusting the output voltage and output electric current of friction nanometer power generator, and reduces and rubs
Wipe the output impedance of nano generator.
The output end of the input terminal connection friction nanometer power generator of the voltage and current adjustment module, the voltage and current tune
The output end for saving module connects pulse signal conversion module.
The present invention is using beneficial effect brought by technical solution as above: the output control system that the present invention uses can
The output signal of friction nanometer power generator is converted into pulsed discharge output, and the output resistance of friction nanometer power generator can be reduced
It is anti-, to achieve the purpose that there is higher delivery efficiency and output power in low-load.
Detailed description of the invention
Fig. 1 is the direct current output control system overall structure diagram of friction nanometer power generator of the present invention；
Fig. 2 is the direct current output control system circuit structural schematic diagram of friction nanometer power generator of the present invention；
Fig. 3 is the schematic equivalent circuit of friction nanometer power generator；
Fig. 4 is the exchange output control system overall structure diagram of friction nanometer power generator of the present invention；
Fig. 5 is the exchange output control system electrical block diagram of friction nanometer power generator of the present invention；
Fig. 6 is the pulse signal conversion module structural representation of the exchange output control system of friction nanometer power generator of the present invention
Figure；
The single pulse signal schematic diagram of the exchange output control system output of Fig. 7 friction nanometer power generator of the present invention；
The dipulse signal schematic representation of the exchange output control system output of Fig. 8 friction nanometer power generator of the present invention.
Specific embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples, but not as a limitation of the invention.
Embodiment 1
The invention discloses a kind of direct current output control systems of friction nanometer power generator, as shown in Figure 1, system includes electricity
The input terminal of current voltage adjustment module, rectification module, pulse signal conversion module, the voltage and current adjustment module connects friction
The output end of nano generator, the rectification module connect voltage and current adjustment module, the voltage and current adjustment module it is defeated
Outlet connects pulse signal conversion module.
Voltage and current adjustment module is used to adjust the output voltage and output electric current of friction nanometer power generator, and reduces friction
The output impedance of nano generator.
Rectification module is used to the AC signal that friction nanometer power generator exports being rectified into direct current signal.
Pulse signal conversion module: the direct current signal for rectification module to be continued output is converted to transient high-current pulse
Signal.
In the present embodiment, the direct current output control system for friction nanometer power generator can satisfy practical application
DC pulse signal is slightly above battery voltage rating with voltage by the middle equipment for needing specific input direct-current pulse signal function
Form charge into battery, to carry out further energy distribution.
In a preferred embodiment, as shown in Fig. 2, pulse signal conversion module includes a metal-oxide-semiconductor, the metal-oxide-semiconductor
Gate electrode is connect with source electrode, and source electrode and the drain electrode of the metal-oxide-semiconductor be separately connected voltage and current adjustment module two are defeated
Outlet.
In the present embodiment, it will rub in the enhanced metal-oxide-semiconductor MOSFET1 of passive states to realize merely with a job
The persistent signal of nano generator output is changed into pulse signal.I.e. metal-oxide-semiconductor is mainly by the output electricity of friction nanometer power generator
Lotus is converted to charge quick release after accumulating by original lasting output, converts lasting low discharging current process to reach
For the process of pulse discharge of transient high-current.When gate electrode and the source electrode short circuit of metal-oxide-semiconductor, i.e. VGS=0V, source electrode and leakage
Electrode is separately connected two output ends of voltage and current adjustment module.When the output voltage of friction nanometer power generator is hit lower than break-through
When wearing voltage, metal-oxide-semiconductor source electrode and drain electrode are in and disconnect working condition, and circuit disconnects, and charge is between two electrodes of metal-oxide-semiconductor
Gather；When the output voltage of friction nanometer power generator is higher than punch-through breakdown voltage, metal-oxide-semiconductor source electrode and drain electrode are in break-through
Puncture working condition, circuit conducting, charge is formed into a loop quickly through in metal-oxide-semiconductor, to reach that friction nanometer power generator is defeated
Persistent signal out is converted to the purpose of pulse signal.Therefore, the punch-through breakdown voltage of selected metal-oxide-semiconductor is the final output of system
One influence factor of voltage and duty ratio, in addition, the actual output voltage of friction nanometer power generator used is also a shadow
The factor of sound.
In a preferred embodiment, as shown in Fig. 2, voltage and current adjustment module includes a transformer, the transformer
Input terminal connect the output end of the friction nanometer power generator, for reducing the output voltage of friction nanometer power generator, and mention
The output electric current of high friction nanometer power generator.
Further, voltage and current adjustment module further includes an accumulator, and the accumulator is connected in parallel described whole
The output end of flow module, for reducing the output impedance of friction nanometer power generator.
Further, the accumulator use storage capacitor, the storage capacitor be two capacitors being connected in parallel or
One super capacitor.
In the present embodiment, transformer has high voltage low current high internal resistance special for what friction nanometer power generator directly exported
Property AC signal (energy) carry out voltage reduction, electric current improve, and by with accumulator (specific capacitor, such as two
Capacitor or a super capacitor in parallel) parallel connection is carried out, by the anti-reduction of the equivalent internal resistance of friction nanometer power generator, to reach drop
The purpose of low output impedance.It is connected in series to the capacitor as shown in figure 3, friction nanometer power generator is equivalent to a voltage source, due to friction
The working characteristics of nano generator, so that its output signal is low frequency signal, the π of ω=2 f is smaller, at this time internal impedanceMeeting
It is very big, then matched load resistance when peak power output also can lead to the nanometer generating that rubs very greatly (10~1000M Ω)
Machine is lower in low-load situation effective output.In addition, friction nanometer power generator also has high voltage (> 100V) low current
(1mA/cm2) output characteristics, take transformer, High Output Current mentioned while output voltage is reduced.Further, becoming
The purpose (being similar to supercapacitor) of energy stores had both may be implemented in a depressor output end bulky capacitor in parallel.In addition, may be used also
To pass through capacitor parallel connection formula CAnd=C1+C2, i.e. the value of the close more bulky capacitor of the capacitance of two capacitors parallel connection, to reduce equivalent
Matched load resistance when output impedance, i.e. peak power output reduces, to reach in low-load with higher defeated
Efficiency, the purpose of output power out.That is, although shunt capacitance can lose the output energy of a part of friction nanometer power generator
Amount, but in low-load, the energy of this partial loss is less than the effective power exported from friction nanometer power generator
Increment value, i.e., equivalent raising delivery efficiency and power.
In a preferred embodiment, rectification module is made of the rectifier bridge that four diodes form, and is received for that will rub
The AC signal of rice generator output is rectified into direct current signal.
In the present embodiment, there is selected diode Maximum Forward Voltage, inverse peak voltage to be above transformer
The maximum value of output voltage, and maximum forward current value is higher than transformer output current maximum value, so that all diodes work
In safe condition.That is, diode operation in off state, will not puncture because input voltage is excessively high；When diode current flow,
It will not be burnt because Current Voltage is excessive.In addition, energy consumption is alap when selected diode should have conducting
Characteristic.
In a preferred embodiment, system of the present invention further includes energy collection module, for believing the pulse
The heavy current pulse signal of number conversion module output carries out collection of energy.In the present embodiment, energy collection module uses battery
Or super capacitor.
In the above-described embodiments, main thought of the present invention is the enhanced MOS by working in passive states
The low current that pipe continuously exports friction nanometer power generator is saved bit by bit, then quick release, forms the pulse signal of high current,
To effectively improve delivery efficiency.A series of modes are used simultaneously, reduce the excessive problem of friction nanometer power generator output impedance,
To finally obtain the energy source of a small output impedance of high current under desired output voltage.Also, it is put using transformer
The mode of parallel connection bulky capacitor, is effectively reduced system output impedance after high current, has to reach the system in low-load
There is the purpose of higher delivery efficiency and output power.It should be noted that in actual circuit, transformer, capacitor in parallel with
And the design parameter of metal-oxide-semiconductor should according to actual needs and the reality output situation of friction nanometer power generator is selected, so that
The signal of final output is with having output resistance as small as possible, and the energy of output control system when needing output voltage
Be lost it is minimum so that the output energy of friction nanometer power generator is as much as possible to be applied to load end.
Although the present invention using passive device, still has an energy loss when an electric current passes through it, i.e., module is more, device
Also more to the loss of the energy of friction nanometer power generator generation when more, the energy of final output to load end is lower.Cause
This can be increased and decreased system module for different application scenarios, remove useless module, to further increase turning for system
Change efficiency.
Embodiment 2
The invention discloses a kind of exchange output control systems of friction nanometer power generator, as shown in figure 4, system includes electricity
Current voltage adjustment module, pulse signal conversion module, the input terminal connection friction nanometer generating of the voltage and current adjustment module
The output end of the output end of machine, the voltage and current adjustment module connects pulse signal conversion module.
Voltage and current adjustment module is used to adjust the output voltage and output electric current of friction nanometer power generator, and reduces friction
The output impedance of nano generator.
The AC signal that pulse signal conversion module is used to continue friction nanometer power generator output is converted to instantaneous big electricity
Signal pulse stream.
In the present embodiment, the exchange output control system for friction nanometer power generator can satisfy practical application
Pulse signal is slightly above battery voltage rating with voltage by the middle equipment for needing specific input AC pulse signal function
Form charge into battery, to carry out further energy distribution.
In a preferred embodiment, as shown in figure 5, pulse signal conversion module includes the first metal-oxide-semiconductor and the 2nd MOS
Pipe, the gate electrode of first metal-oxide-semiconductor connect with source electrode, and the gate electrode of second metal-oxide-semiconductor is connect with source electrode, and described the
The drain electrode of one metal-oxide-semiconductor connect with the source electrode of the second metal-oxide-semiconductor and draws the first terminals, the source electrode of first metal-oxide-semiconductor
It is connect with the drain electrode of the second metal-oxide-semiconductor and draws the second terminals；By the first terminals and the second terminals, by the pulse
Signal conversion module is connected in series with voltage and current adjustment module.
In the present embodiment, pulse signal conversion module includes the metal-oxide-semiconductor of two reverse parallel connections, i.e. the first metal-oxide-semiconductor
MOSFET1 and the second metal-oxide-semiconductor MOSFET2 reverse parallel connection.The gate electrode of first metal-oxide-semiconductor is connect with source electrode, by the second metal-oxide-semiconductor
Gate electrode connect with source electrode, make the V of metal-oxide-semiconductorGS=0V.Then by the source of the drain electrode of the first metal-oxide-semiconductor and the second metal-oxide-semiconductor electricity
Pole connects and draws terminals, terminals is connect and drawn with the drain electrode of the second metal-oxide-semiconductor by the source electrode of the first metal-oxide-semiconductor, most
Two terminals are connected in series with friction nanometer power generator and load afterwards.Two metal-oxide-semiconductors are selected to be worked respectively in punch-through breakdown state,
When a metal-oxide-semiconductor punch-through breakdown, another metal-oxide-semiconductor forward direction off state, and the maximum electricity of the positive off state of metal-oxide-semiconductor
Pressure is higher than the maximum output voltage of friction nanometer power generator and the punch-through breakdown voltage of another metal-oxide-semiconductor.Two metal-oxide-semiconductors are worn
Punchthrough breakdown voltage can require to be selected and adjusted according to reality output.Therefore, the punch-through breakdown voltage of selected metal-oxide-semiconductor is most
One influence factor of whole output voltage and duty ratio, in addition, the actual output voltage of friction nanometer power generator used
It is an influence factor.
In a preferred embodiment, as shown in fig. 6, voltage and current adjustment module includes a transformer, the transformer
Input terminal connect the output end of the friction nanometer power generator, for reducing the output voltage of friction nanometer power generator, and mention
The output electric current of high friction nanometer power generator.
Further, voltage and current adjustment module further includes an accumulator, and the accumulator is connected in parallel the change
The output end of depressor, for reducing the output impedance of friction nanometer power generator.
Further, the accumulator use storage capacitor, the storage capacitor be two capacitors being connected in parallel or
One super capacitor.
In the present embodiment, transformer has high voltage low current high internal resistance special for what friction nanometer power generator directly exported
Property AC signal (energy) carry out voltage reduction, electric current improve, and by with accumulator (specific capacitor, such as two
Capacitor or a super capacitor in parallel) parallel connection is carried out, by the anti-reduction of the equivalent internal resistance of friction nanometer power generator, to reach drop
The purpose of low output impedance.Friction nanometer power generator is equivalent to a voltage source and is connected in series to the capacitor, due to friction nanometer power generator
Working characteristics so that its output signal be low frequency signal, the π of ω=2 f is smaller, at this time internal impedanceCan be very big, then
Matched load resistance when peak power output also can cause friction nanometer power generator low negative very greatly (10~1000M Ω)
It is lower to carry situation effective output.In addition, friction nanometer power generator also has high voltage (> 100V) low current (1mA/cm2)
Output characteristics, take transformer, High Output Current mentioned while output voltage is reduced.Further, it is exported in transformer
A bulky capacitor in parallel is held, the purpose (being similar to supercapacitor) of energy stores both may be implemented.Further, it is also possible to pass through electricity
Hold formula C in parallelAnd=C1+C2, i.e. the value of the close more bulky capacitor of the capacitance of two capacitors parallel connection, so that equivalent output impedance is reduced,
I.e. peak power output when matched load resistance reduce, so that reaching has higher delivery efficiency, defeated in low-load
The purpose of power out.That is, although shunt capacitance can lose the output energy of a part of friction nanometer power generator,
In the case of low-load, the energy of this partial loss is less than the increment value of the effective power exported from friction nanometer power generator, i.e.,
Equivalent raising delivery efficiency and power.
In a preferred embodiment, system of the present invention further includes energy collection module, for believing the pulse
The heavy current pulse signal of number conversion module output carries out collection of energy.In the present embodiment, energy collection module uses battery
Or super capacitor.
In the above-described embodiments, main thought of the present invention is the enhanced MOS by working in passive states
The low current that pipe continuously exports friction nanometer power generator is saved bit by bit, then quick release, forms the pulse signal of high current,
To effectively improve delivery efficiency.A series of modes are used simultaneously, reduce the excessive problem of friction nanometer power generator output impedance,
To finally obtain the energy source of a small output impedance of high current under desired output voltage.Also, it is put using transformer
The mode of parallel connection bulky capacitor, is effectively reduced system output impedance after high current, has to reach the system in low-load
There is the purpose of higher delivery efficiency and output power.It should be noted that in actual circuit, transformer, capacitor in parallel with
And the design parameter of metal-oxide-semiconductor should according to actual needs and the reality output situation of friction nanometer power generator is selected, so that
The signal of final output is with having output resistance as small as possible, and the energy of output control system when needing output voltage
Be lost it is minimum so that the output energy of friction nanometer power generator is as much as possible to be applied to load end.
Although the present invention using passive device, still has an energy loss when an electric current passes through it, i.e., module is more, device
Also more to the loss of the energy of friction nanometer power generator generation when more, the energy of final output to load end is lower.Cause
This can be increased and decreased system module for different application scenarios, remove useless module, to further increase turning for system
Change efficiency.For example, in the present invention, as shown in figure 5, pulse signal conversion module can be used only, directly friction is received with reaching
The output signal of rice generator is converted to the purpose of pulse signal, i.e., saves bit by bit continuous low current, then quick release,
The pulse signal for forming high current, to effectively improve delivery efficiency.Also, as few as possible uses electronic device, in the hope of most
The energy loss of the reduction system of limits.In addition, as shown in fig. 6, can also by series-parallel voltage and current adjustment module, into
One step section output resistance and efficiency etc..
The output voltage of system final output pulse signal of the present invention and the punch-through breakdown of duty ratio and selected metal-oxide-semiconductor
Voltage, the reality output of friction nanometer power generator are related, as shown in Figure 7, Figure 8.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.Although referring to above-described embodiment
Invention is explained in detail, those skilled in the art should understand that, it still can be to above-mentioned each implementation
Technical solution documented by example modify perhaps equivalent replacement of some of the technical features and these modifications or
It replaces, scope described in various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of direct current output control system of friction nanometer power generator, the system comprises:
Rectification module: the AC signal for exporting friction nanometer power generator is rectified into direct current signal；
Pulse signal conversion module: the direct current signal for rectification module to be continued output is converted to transient high-current pulse letter
Number.
2. direct current output control system according to claim 1, which is characterized in that it is preferred, the system also includes:
Voltage and current adjustment module: it for adjusting the output voltage and output electric current of friction nanometer power generator, and reduces friction and receives
The output impedance of rice generator；
The output end of the input terminal connection friction nanometer power generator of the voltage and current adjustment module, the rectification module connection electricity
The output end of current voltage adjustment module, the voltage and current adjustment module connects pulse signal conversion module.
3. direct current output control system according to claim 2, which is characterized in that
The pulse signal conversion module includes a metal-oxide-semiconductor, and the gate electrode of the metal-oxide-semiconductor is connect with source electrode, the metal-oxide-semiconductor
Source electrode and drain electrode are separately connected two output ends of voltage and current adjustment module.
4. direct current output control system according to claim 2, which is characterized in that
The voltage and current adjustment module includes a transformer and an accumulator, is rubbed described in the input terminal connection of the transformer
The output end for wiping nano generator, for reducing the output voltage of friction nanometer power generator, and improves friction nanometer power generator
Export electric current；
The accumulator is connected in parallel the output end of the rectification module, hinders for reducing the output of friction nanometer power generator
It is anti-；
The accumulator uses storage capacitor, and the storage capacitor is two capacitors being connected in parallel or a super capacitor.
5. direct current output control system according to any one of claims 1 to 4, which is characterized in that
The system also includes energy collection modules, the heavy current pulse signal for exporting to the pulse signal conversion module
Carry out collection of energy.
6. a kind of exchange output control system of friction nanometer power generator, the system comprises:
Pulse signal conversion module: the AC signal for friction nanometer power generator to be continued output is converted to transient high-current arteries and veins
Rush signal.
7. exchange output control system according to claim 6, which is characterized in that the system also includes: voltage and current
Adjustment module: for adjusting the output voltage and output electric current of friction nanometer power generator, and the defeated of friction nanometer power generator is reduced
Impedance out；
The output end of the input terminal connection friction nanometer power generator of the voltage and current adjustment module, the voltage and current adjust mould
The output end of block connects pulse signal conversion module.
8. exchange output control system according to claim 7, which is characterized in that
The pulse signal conversion module includes the first metal-oxide-semiconductor and the second metal-oxide-semiconductor, and the gate electrode of first metal-oxide-semiconductor and source are electric
Pole connection, the gate electrode of second metal-oxide-semiconductor are connect with source electrode, the drain electrode of first metal-oxide-semiconductor and the source of the second metal-oxide-semiconductor
Electrode connects and draws the first terminals, and the source electrode of first metal-oxide-semiconductor connect with the drain electrode of the second metal-oxide-semiconductor and draws
Two terminals；By the first terminals and the second terminals, by the pulse signal conversion module and voltage and current adjustment module
It is connected in series.
9. exchange output control system according to claim 7, which is characterized in that
The voltage and current adjustment module includes a transformer and an accumulator, is rubbed described in the input terminal connection of the transformer
The output end for wiping nano generator, for reducing the output voltage of friction nanometer power generator, and improves friction nanometer power generator
Export electric current；
The accumulator is connected in parallel the output end of the transformer, for reducing the output impedance of friction nanometer power generator；
The accumulator uses storage capacitor, and the storage capacitor is two capacitors being connected in parallel or a super capacitor.
10. according to any exchange output control system of claim 6 to 9, which is characterized in that
The system also includes energy collection modules, the heavy current pulse signal for exporting to the pulse signal conversion module
Carry out collection of energy.
Priority Applications (1)
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|---|---|---|---|
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| CN112617803A (en) * | 2020-12-15 | 2021-04-09 | 南京邮电大学 | Wireless pulmonary function detection system and method |
| CN113162458A (en) * | 2021-05-17 | 2021-07-23 | 河南大学 | Power management method of universal friction nano generator |
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| CN104901385A (en) * | 2015-06-19 | 2015-09-09 | 北京纳米能源与系统研究所 | Generator energy management device and power generation system |
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