CN106059005B - Power-supplying circuit, the control method of air conditioner, control device and household appliance - Google Patents
Power-supplying circuit, the control method of air conditioner, control device and household appliance Download PDFInfo
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- CN106059005B CN106059005B CN201610571904.9A CN201610571904A CN106059005B CN 106059005 B CN106059005 B CN 106059005B CN 201610571904 A CN201610571904 A CN 201610571904A CN 106059005 B CN106059005 B CN 106059005B
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- air conditioner
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 230000033228 biological regulation Effects 0.000 claims abstract description 84
- 230000005611 electricity Effects 0.000 claims description 80
- 230000001603 reducing effect Effects 0.000 claims description 42
- 230000000087 stabilizing effect Effects 0.000 claims description 33
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 230000001276 controlling effect Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 11
- 230000002159 abnormal effect Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 238000002955 isolation Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 2
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- 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
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
-
- H02J2007/0067—
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
Abstract
The present invention provides a kind of power-supplying circuit, the control method of air conditioner, control device and household appliance, power-supplying circuits to include：Accumulator, the charging circuit and discharge circuit being connected with accumulator, wherein to charge the battery, charging circuit includes the first regulation and control device to charging circuit, and discharge circuit includes the second regulation and control device, and accumulator is powered by discharge circuit for household appliance；The first input end of first Acquisition Circuit, the first Acquisition Circuit is connected to the anode of accumulator, and the second input terminal of the first Acquisition Circuit is connected to the cathode of accumulator, and the first Acquisition Circuit is used to acquire the remaining capacity information of accumulator；Control circuit, control circuit is respectively connected to the first Acquisition Circuit, the first regulation and control device and the second regulation and control device, control circuit is used for the remaining capacity information according to the collected accumulator of the first Acquisition Circuit, the duty ratio of the duty ratio and the second regulation and control device of adjustment the first regulation and control device.
Description
Technical field
The present invention relates to household appliance technical field, in particular to a kind of power-supplying circuit, a kind of air conditioner
Control method, a kind of control device of air conditioner and a kind of household appliance.
Background technology
Accumulator has voltage stabilization, conveniently moving, reliable, system of powering as a kind of repeatable energy storage device utilized
This low advantage is caused, electric locomotive, UPS (Uninterruptible Power Supply, uninterrupted electricity are widely used in
Source), the product scopes such as solar energy.But at present in household appliance (such as air conditioner) field, usually using alternating current as air-conditioning
Device main source of energy mode, using alternating current as power supply source, when occur abnormal electrical power supply such as have a power failure, voltage big ups and downs, be easy to cause
Air conditioner operating interruptions, and it is that air conditioner power supply can be with the above pain spot of effective solution to use accumulator.In the related technology, also have
Accumulator is used to power for air conditioner with AC power collective effect, due to still using alternating current to power for air conditioner, so nothing
The drawbacks of method is effectively solved using alternating current as air conditioner power supply source.
Therefore, how only using accumulator as the feeder ear of household appliance, use alternating current as household appliance to evade
The drawbacks of power supply source, is as technical problem urgently to be resolved hurrily.
Invention content
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
It, can be based on detecting for this purpose, an object of the present invention is to provide a kind of new power-supplying circuit
The remaining capacity information of accumulator regulates and controls accounting for for device to the first regulation and control device in charging circuit and second in discharge circuit
Sky is that household appliance is powered to ensure accumulator uninterruptedly to realize to the charge and discharge control of accumulator than being regulated and controled, only with
Power supply source of the accumulator as household appliance, the drawbacks of effectively having evaded using alternating current as household appliance power supply source.
It, can be based on the residue of accumulator it is another object of the present invention to propose a kind of control program of air conditioner
Electricity is to the first regulation and control device, the duty ratio of the second regulation and control device and the electricity of air conditioner in the power-supplying circuit of air conditioner
The adjustment of the raising frequency speed or frequency reducing speed of machine so that while it is air conditioner power supply to ensure accumulator uninterruptedly, as far as possible
Ground ensures that the remaining capacity of accumulator meets the operation demand of air conditioner.
Another object of the present invention is to propose a kind of household appliance.
To achieve the above object, embodiment according to the first aspect of the invention, it is proposed that a kind of power-supplying circuit, packet
It includes：Accumulator, the charging circuit and discharge circuit being connected with the accumulator, wherein the charging circuit is the electric power storage
Pond is charged, and the charging circuit includes the first regulation and control device of the charging rate for regulating and controlling the charging circuit, the electric discharge
Circuit includes the second regulation and control device of the velocity of discharge for regulating and controlling the discharge circuit, and the accumulator passes through electric discharge electricity
Road powers for household appliance；The first input end of first Acquisition Circuit, first Acquisition Circuit is connected to the accumulator
Second input terminal of anode, first Acquisition Circuit is connected to the cathode of the accumulator, and first Acquisition Circuit is used for
Acquire the remaining capacity information of the accumulator；Control circuit, the control circuit be respectively connected to first Acquisition Circuit,
The first regulation and control device and the second regulation and control device, the control circuit are used to be acquired according to first Acquisition Circuit
The duty ratio and described second of the remaining capacity information of the accumulator arrived, adjustment the first regulation and control device regulates and controls device
Duty ratio.
Power-supplying circuit according to an embodiment of the invention by the way that charging circuit is arranged to charge the battery, and is arranged
Discharge circuit is powered by discharge circuit for household appliance for accumulator, while can be based on the residue of the accumulator detected
Information about power adjusts the duty ratio of the second regulation and control device in the first regulation and control device in charging circuit and discharge circuit
Control, to regulate and control the charging rate of charging circuit by the first regulation and control device and regulate and control discharge circuit by the second regulation and control device
The velocity of discharge to realize to the charge and discharge control of accumulator be that household appliance is powered to ensure accumulator uninterruptedly, only to store
Power supply source of the battery as household appliance, the drawbacks of effectively having evaded using alternating current as household appliance power supply source.
Power-supplying circuit according to the abovementioned embodiments of the present invention can also have following technical characteristic：
According to one embodiment of present invention, the first regulation and control device includes the first igbt transistor, and described second adjusts
It includes the second igbt transistor to control device, and the control circuit includes：First driver for isolating, first driver for isolating
Output end is connected to the grid of first igbt transistor, and the input terminal of first driver for isolating is connected to controller；
Second driver for isolating, the output end of second driver for isolating is connected to the grid of second igbt transistor, described
The input terminal of second driver for isolating is connected to the controller；The controller is connected to first Acquisition Circuit, described
Remaining capacity information of the controller based on the collected accumulator of first Acquisition Circuit, control first isolation are driven
Dynamic device is adjusted and controls second driver for isolating to described second to the duty ratio of first igbt transistor
The duty ratio of igbt transistor is adjusted.
Power-supplying circuit according to an embodiment of the invention, with IBGT (Insulated Gate Bipolar
Transistor, insulated gate bipolar transistor) it is used as the first adjustment device and second adjustment device, small with driving power,
The advantages such as switching frequency height, the duty ratio by controlling first the first igbt transistor of driver for isolating pair are adjusted, to adjust
The conducting of whole first igbt transistor and by frequency realizes the regulation and control to the charging rate of charging circuit, and controls second
The duty ratio of the second igbt transistor of driver for isolating pair is adjusted, with the conducting of the second igbt transistor of adjustment and by frequency
Rate realizes the regulation and control to the velocity of discharge of discharge circuit, ensure that accumulator can be that household appliance is powered incessantly.
According to one embodiment of present invention, the charging circuit further includes：Ac power circuit, the Alternating Current Power Supply electricity
The first end on road is connected to the drain electrode of first igbt transistor, and the second end of the ac power circuit is connected to the storage
The cathode of battery；First resistor, the source electrode of first igbt transistor are connected to one end of the first resistor, and described first
The other end of resistance is connected to the anode of the accumulator.
According to one embodiment of present invention, the discharge circuit further includes：DC voltage booster circuit, the 2nd IGBT are brilliant
The drain electrode of body pipe is connected to the anode of the accumulator, and the source electrode of second igbt transistor is connected to the DC boosting electricity
The first input end on road, the second input terminal of the DC voltage booster circuit are connected to the cathode of the accumulator, the direct current liter
The first output end and second output terminal of volt circuit are respectively connected to the first input end and the second input terminal of inverter；It is described inverse
Become device, the output end of the output end of the inverter as the discharge circuit.
According to one embodiment of present invention, first Acquisition Circuit includes：Second resistance, the of the second resistance
One end is connected to the anode of the accumulator, the second end ground connection of the second resistance；3rd resistor, the of the 3rd resistor
One end is connected to the first end of the second resistance, and the second end of the 3rd resistor is connected to the first of the first isolated amplifier
Input terminal；4th resistance, the first end of the 4th resistance are connected to the cathode of the accumulator, and the second of the 4th resistance
End is connected to the second input terminal of first isolated amplifier；The first end of 5th resistance, the 5th resistance is connected to institute
State the second end of the 4th resistance, the second end ground connection of the 5th resistance；First isolated amplifier, the first isolated amplifier
Output end be connected to the control circuit.
Power-supplying circuit according to an embodiment of the invention passes through second resistance, 3rd resistor, the 4th resistance and
The difference channel of five resistance composition acquires the remaining capacity information of accumulator, and by isolated amplifier by collected residue
Information about power is exported to control circuit, it is ensured that the accuracy of sampled result, wherein second resistance and the 4th resistance can use identical
Resistance value, 3rd resistor and the 5th resistance can use similar resistance.
According to one embodiment of present invention, the ac power circuit includes：AC power, the of the AC power
One end is connected to the first end of the first end and the first capacitance of the first inductance, and the second end of the AC power is connected to described
The second end of one capacitance；The first input end of bridge rectifier, the bridge rectifier is connected to first inductance
Second end, the second input terminal of the bridge rectifier connect the second end of first capacitance, the bridge rectifier
The first output end be connected to the first end of the second inductance, the second end of second inductance is as the ac power circuit
First end, the second end of the second output terminal of the bridge rectifier as the ac power circuit.
According to one embodiment of present invention, further include：Second Acquisition Circuit, the first input of second Acquisition Circuit
End is connected to the second end of first inductance, and the second input terminal of second Acquisition Circuit is connected to first capacitance
The output end of second end, second Acquisition Circuit is connected to the control circuit, and second Acquisition Circuit is for acquiring institute
The voltage of AC power is stated, and exports the voltage of the collected AC power to the control circuit；The control circuit,
The voltage for being additionally operable to the remaining capacity information according to the AC power and the accumulator determines whether to control the charging electricity
Road is that the accumulator persistently charges.
Power-supplying circuit according to an embodiment of the invention acquires AC power by the way that the second Acquisition Circuit is arranged
Voltage, to judge the light and heavy degree of power grid according to the voltage of collected AC power, as when collected AC power
Voltage illustrates that the voltage of current AC power is more stable in preset threshold range, and network load is lighter, can control fill at this time
Circuit is that accumulator persistently charges, to ensure fully utilize electric power energy in non-electrical peak period, in addition, when acquisition
The voltage of the AC power arrived illustrates the spread of voltage of current AC power not in preset threshold range, network load compared with
Weight, can be according further to the remaining capacity information of accumulator come determine whether need to charge the battery, when the residue of accumulator
When electricity is more, it can control charging circuit not charge to accumulator at this time, alleviate peak times of power consumption load to a certain extent
Overweight problem.
According to one embodiment of present invention, second Acquisition Circuit includes：6th resistance, the of the 6th resistance
First input end of the one end as second Acquisition Circuit, the second end of the 6th resistance are connected to the second isolated amplifier
First input end；7th resistance, the first end of the 7th resistance are connected to the second end of the 6th resistance, and the described 7th
The second end of resistance is grounded；The first end of 8th resistance, the 8th resistance is inputted as the second of second Acquisition Circuit
End, the second end of the 8th resistance are connected to the second input terminal of second isolated amplifier；9th resistance, the described 9th
The first end of resistance is connected to the second end of the 8th resistance, the second end ground connection of the 9th resistance；Second isolation
The output end of amplifier, second isolated amplifier is connected to the control circuit.
According to one embodiment of present invention, further include：Voltage stabilizing power supplying circuit, the voltage stabilizing power supplying circuit include first defeated
Enter end, the second input terminal, the first output end and second output terminal, the first input end of the voltage stabilizing power supplying circuit and the second input
End is connected to the first end of the ac power circuit, and the first output end and second output terminal of the voltage stabilizing power supplying circuit are equal
It is connected to the control circuit, the voltage stabilizing power supplying circuit is used to power for the control circuit.
Power-supplying circuit according to an embodiment of the invention, by the way that voltage stabilizing power supplying circuit is arranged so that can be by steady
Pressure power supply circuit is powered come circuit in order to control.
According to one embodiment of present invention, the voltage stabilizing power supplying circuit includes：Transformer, the first end of the transformer
It is connected to one end of the second capacitance, the first input end of the other end of second capacitance as the voltage stabilizing power supplying circuit, institute
State second input terminal of the second end as the voltage stabilizing power supplying circuit of transformer；The first end of voltage-stablizer, the voltage-stablizer connects
It is connected to the third end of the transformer, the second end of the voltage-stablizer is connected to the 4th end of the transformer, the voltage-stablizer
First output end of the 4th end as the voltage stabilizing power supplying circuit, the third end of the voltage-stablizer powers electricity as the voltage stabilizing
The second output terminal on road.
According to one embodiment of present invention, further include：Tenth resistance, the first end of the tenth resistance are connected to described
The second end of the second end of ac power circuit, the tenth resistance is connected to the cathode of the accumulator；Third isolation amplification
Device, the input terminal of the third isolated amplifier are connected to the second end of the tenth resistance, the third isolated amplifier
Output end is connected to the control circuit.
Power-supplying circuit according to an embodiment of the invention acquires charging current by the way that the tenth resistance is arranged, and leads to
It crosses third isolated amplifier and collected charging current is transmitted to control circuit, to be determined according to charging current by control circuit
Whether charging circuit is abnormal.
According to one embodiment of present invention, further include：The first end of eleventh resistor, the eleventh resistor is connected to
The second end of the cathode of the accumulator, the eleventh resistor is connected to the second input terminal of the DC voltage booster circuit；The
Four isolated amplifiers, the input terminal of the 4th isolated amplifier are connected to the second end of the eleventh resistor, and the described 4th
The output end of isolated amplifier is connected to the control circuit；The first end of twelfth resistor, the twelfth resistor is connected to
The second end of first output end of the DC voltage booster circuit, the twelfth resistor is connected to the first input of the inverter
End；The input terminal of 5th isolated amplifier, the 5th isolated amplifier is connected to the first end of the twelfth resistor, described
The output end of 5th isolated amplifier is connected to the control circuit.
Power-supplying circuit according to an embodiment of the invention acquires discharge current by the way that eleventh resistor is arranged, and
Collected discharge current is transmitted to control circuit by the 4th isolated amplifier, with true according to discharge current by control circuit
Determine whether discharge circuit is abnormal, and load running electric current is acquired by the way that twelfth resistor is arranged, and passes through the 5th isolation
Collected load running electric current is transmitted to control circuit by amplifier, negative to be determined according to load running electric current by control circuit
Whether carrying row is abnormal.
Embodiment according to the second aspect of the invention, it is proposed that a kind of control method of air conditioner, the air conditioner packet
The power-supplying circuit as described in any one of above-described embodiment is included, the control method of the air conditioner includes：Detect the confession
The remaining capacity information of accumulator in electric control circuit；According to the remaining capacity information, in the power-supplying circuit
The raising frequency speed of the motor of the duty ratio of first regulation and control device, the duty ratio of the second regulation and control device and the air conditioner or frequency reducing
Speed is adjusted.
The control method of air conditioner according to an embodiment of the invention is believed by the remaining capacity of the accumulator detected
Breath regulates and controls the duty ratio of the first regulation and control device and the second regulation and control device, to regulate and control confession by the first regulation and control device
The charging rate of charging circuit and discharge circuit in power-supplying circuit is regulated and controled by the second regulation and control device in electric control circuit
The velocity of discharge, to realize to the charge and discharge control of accumulator, to ensure that accumulator can be uninterruptedly that household appliance is powered, and
Only using accumulator as the power supply source of household appliance, the drawbacks of effectively having evaded using alternating current as household appliance power supply source；
The raising frequency speed or frequency reducing speed of the motor of air conditioner are adjusted simultaneously, to ensure that the remaining capacity of accumulator is able to maintain that
The operation demand of air conditioner.
The control method of air conditioner according to the abovementioned embodiments of the present invention can also have following technical characteristic：
According to one embodiment of present invention, it is the first igbt transistor in the first regulation and control device, described second adjusts
In the case of device is controlled as the second igbt transistor, the control method of the air conditioner further includes：It is corresponding to store multiple electricity areas
Between, and the duty ratio of the first igbt transistor corresponding with each electricity section in the multiple electricity section, the 2nd IGBT
The duty ratio of transistor and the raising frequency speed of motor or frequency reducing speed；According to the remaining capacity information, to the power supply control
The raising frequency speed of the motor of the duty ratio of the first regulation and control device in circuit, the duty ratio of the second regulation and control device and the air conditioner
The step of degree or frequency reducing speed are adjusted, specifically includes：Determine the electricity section residing for the remaining capacity information；According to institute
State the electricity section residing for remaining capacity information, adjust the first igbt transistor in the power-supplying circuit duty ratio,
The raising frequency speed or frequency reducing speed of the motor of the duty ratio of second igbt transistor and the air conditioner.
The control method of air conditioner according to an embodiment of the invention, can by pre-setting multiple electricity sections, and
The duty ratio of the first igbt transistor corresponding with each electricity section in multiple electricity sections, the duty of the second igbt transistor
Than the raising frequency speed or frequency reducing speed with motor, and residing electricity is determined according to the remaining capacity information of collected accumulator
Section, with the duty for adjusting the first igbt transistor in power-supplying circuit according to the corresponding parameters in electricity section
It is entire to adjust process letter than, the duty ratio of the second igbt transistor and the raising frequency speed or frequency reducing speed of the motor of air conditioner
Folk prescription is just.
According to one embodiment of present invention, when the charging circuit includes AC power, the control of the air conditioner
Method further includes：Acquire the voltage of the AC power；Judge the voltage of the AC power whether in preset threshold range；
When the voltage for determining the AC power is in the preset threshold range, the charging electricity in the power-supplying circuit is controlled
Road is continuously the accumulator charging.
The control method of air conditioner according to an embodiment of the invention is adopted by acquiring the voltage of AC power with basis
The voltage of the AC power collected judges the light and heavy degree of power grid, when determining the voltage of AC power in preset threshold range
It is interior, illustrate that the voltage of current AC power is more stable, network load is lighter, can control charging circuit to continue for accumulator at this time
Charging, to ensure fully utilize electric power energy in non-electrical peak period, in addition, when the voltage of determining AC power does not exist
In preset threshold range, illustrate the spread of voltage of current AC power, network load is heavier, can be according further to accumulator
Remaining capacity information come determine whether need to charge the battery, when the remaining capacity of accumulator is more, at this time can control fill
Circuit does not charge to accumulator, the problem of alleviating peak times of power consumption overload to a certain extent.
Embodiment according to the third aspect of the invention we, it is proposed that a kind of control device of air conditioner, the air conditioner packet
The power-supplying circuit as described in any one of above-described embodiment is included, the control device of the air conditioner includes：Detection unit is used
In the remaining capacity information for detecting accumulator in the power-supplying circuit；Adjustment unit, for being believed according to the remaining capacity
Breath, to the duty ratio of the first regulation and control device in the power-supplying circuit, the duty ratio of the second regulation and control device and the sky
The raising frequency speed or frequency reducing speed for adjusting the motor of device are adjusted.
The control device of air conditioner according to an embodiment of the invention is believed by the remaining capacity of the accumulator detected
Breath regulates and controls the duty ratio of the first regulation and control device and the second regulation and control device, to regulate and control confession by the first regulation and control device
The charging rate of charging circuit and discharge circuit in power-supplying circuit is regulated and controled by the second regulation and control device in electric control circuit
The velocity of discharge, to realize to the charge and discharge control of accumulator, to ensure that accumulator can be uninterruptedly that household appliance is powered, and
Only using accumulator as the power supply source of household appliance, the drawbacks of effectively having evaded using alternating current as household appliance power supply source；
The raising frequency speed or frequency reducing speed of the motor of air conditioner are adjusted simultaneously, to ensure that the remaining capacity of accumulator is able to maintain that
The operation demand of air conditioner.
The control device of air conditioner according to the abovementioned embodiments of the present invention can also have following technical characteristic：
According to one embodiment of present invention, it is the first igbt transistor in the first regulation and control device, described second adjusts
In the case of device is controlled as the second igbt transistor, the control device of the air conditioner further includes：Storage unit is deposited for correspondence
Store up multiple electricity sections, and the duty of the first igbt transistor corresponding with each electricity section in the multiple electricity section
Than, the raising frequency speed or frequency reducing speed of the duty ratio of the second igbt transistor and motor；The adjustment unit is specifically used for：It determines
Electricity section residing for the remaining capacity information；According to the electricity section residing for the remaining capacity information, the confession is adjusted
The electricity of the duty ratio of the first igbt transistor in electric control circuit, the duty ratio of the second igbt transistor and the air conditioner
The raising frequency speed or frequency reducing speed of machine.
The control device of air conditioner according to an embodiment of the invention, can by pre-setting multiple electricity sections, and
The duty ratio of the first igbt transistor corresponding with each electricity section in multiple electricity sections, the duty of the second igbt transistor
Than the raising frequency speed or frequency reducing speed with motor, and residing electricity is determined according to the remaining capacity information of collected accumulator
Section, with the duty for adjusting the first igbt transistor in power-supplying circuit according to the corresponding parameters in electricity section
It is entire to adjust process letter than, the duty ratio of the second igbt transistor and the raising frequency speed or frequency reducing speed of the motor of air conditioner
Folk prescription is just.
According to one embodiment of present invention, when the charging circuit includes AC power, the control of the air conditioner
Device further includes：Collecting unit, the voltage for acquiring the AC power；Judging unit, for judging the AC power
Voltage whether in preset threshold range；The adjustment unit is additionally operable to determine the AC power in the judging unit
Voltage in the preset threshold range when, control the charging circuit in the power-supplying circuit and be continuously the accumulator
Charging.
The control device of air conditioner according to an embodiment of the invention is adopted by acquiring the voltage of AC power with basis
The voltage of the AC power collected judges the light and heavy degree of power grid, when determining the voltage of AC power in preset threshold range
It is interior, illustrate that the voltage of current AC power is more stable, network load is lighter, can control charging circuit to continue for accumulator at this time
Charging, to ensure fully utilize electric power energy in non-electrical peak period, in addition, when the voltage of determining AC power does not exist
In preset threshold range, illustrate the spread of voltage of current AC power, network load is heavier, can be according further to accumulator
Remaining capacity information come determine whether need to charge the battery, when the remaining capacity of accumulator is more, at this time can control fill
Circuit does not charge to accumulator, the problem of alleviating peak times of power consumption overload to a certain extent.
Embodiment according to the fourth aspect of the invention, it is also proposed that a kind of household appliance, including：In above-described embodiment
Any one of them power-supplying circuit.Wherein, the household appliance includes air conditioner, refrigerator etc..
Household appliance according to the abovementioned embodiments of the present invention can also have following technical characteristic：
According to one embodiment of present invention, the household appliance includes air conditioner, and the air conditioner further includes as above-mentioned
The control device of air conditioner described in any one of embodiment.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 shows the structural schematic diagram of power-supplying circuit according to an embodiment of the invention；
Fig. 2 shows the schematic flow diagrams of the control method of air conditioner according to an embodiment of the invention；
Fig. 3 shows the schematic block diagram of the control device of air conditioner according to an embodiment of the invention；
Fig. 4 shows the schematic block diagram of household appliance according to an embodiment of the invention；
Fig. 5 shows the schematic block diagram of air conditioner according to an embodiment of the invention；
Fig. 6 shows the schematic flow diagram of the control method of air conditioner according to another embodiment of the invention.
Specific implementation mode
To better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific real
Mode is applied the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be implemented different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows the structural schematic diagram of power-supplying circuit according to an embodiment of the invention.
As shown in Figure 1, power-supplying circuit 100 according to an embodiment of the invention, including：Accumulator 102 and the storage
The charging circuit and discharge circuit that battery 102 is connected, wherein the charging circuit charges for the accumulator 102, described to fill
Circuit includes the first regulation and control device of the charging rate for regulating and controlling the charging circuit, and the discharge circuit includes for adjusting
The second regulation and control device of the velocity of discharge of the discharge circuit is controlled, the accumulator 102 is set by the discharge circuit for household electrical appliances
Available electricity；The first input end of first Acquisition Circuit, first Acquisition Circuit is connected to the anode of the accumulator 102, institute
The second input terminal for stating the first Acquisition Circuit is connected to the cathode of the accumulator 102, and first Acquisition Circuit is for acquiring
The remaining capacity information of the accumulator；Control circuit, the control circuit are respectively connected to first Acquisition Circuit, described
First regulation and control device and the second regulation and control device, the control circuit is used for collected according to first Acquisition Circuit
The remaining capacity information of the accumulator, the duty of the duty ratio and the second regulation and control device of adjustment the first regulation and control device
Than.
By be arranged charging circuit to charge the battery, and be arranged discharge circuit for accumulator by discharge circuit be family
Electric equipment is powered, while can be based on the remaining capacity information of the accumulator detected, to the first regulation and control device in charging circuit
And the duty ratio of the second regulation and control device in discharge circuit is regulated and controled, to regulate and control charging circuit by the first regulation and control device
Charging rate and the velocity of discharge of discharge circuit is regulated and controled by the second regulation and control device, it is to the charge and discharge of accumulator automatically controlled to realize
System is that household appliance is powered to ensure accumulator uninterruptedly, is only effectively evaded as the power supply source of household appliance using accumulator
The drawbacks of using alternating current as household appliance power supply source.
Power-supplying circuit according to the abovementioned embodiments of the present invention can also have following technical characteristic：
According to one embodiment of present invention, the first regulation and control device includes the first igbt transistor 104A, and described the
Two regulation and control devices include the second igbt transistor 104B, and the control circuit includes：First driver for isolating 106A, described first
The output end of driver for isolating 106A is connected to the grid of the first igbt transistor 104A, first driver for isolating
The input terminal of 106A is connected to controller 108；Second driver for isolating 106B, the output end of the second driver for isolating 106B
It is connected to the grid of the second igbt transistor 104B, the input terminal of the second driver for isolating 106B is connected to the control
Device 108 processed；The controller 108, is connected to first Acquisition Circuit, and the controller 108 is based on the first acquisition electricity
The remaining capacity information of the collected accumulator in road controls the first driver for isolating 106A to the first IGBT crystalline substances
The duty ratio of body pipe 104A is adjusted and controls the second driver for isolating 106B to second igbt transistor
The duty ratio of 104B is adjusted.
It is used as first with IBGT (Insulated Gate Bipolar Transistor, insulated gate bipolar transistor)
Adjusting device and second adjustment device have the advantages such as driving power is small, switching frequency is high, by controlling the first driver for isolating
The duty ratio of 106A couples of the first igbt transistor 104A is adjusted, with adjust the first igbt transistor 104A conducting and by
Frequency realizes the regulation and control to the charging rate of charging circuit, and controls 106B pairs of the 2nd IGBT crystal of the second driver for isolating
The duty ratio of pipe 104B is adjusted, to adjust the conducting of the second igbt transistor 104B and by frequency, realize to electric discharge
The regulation and control of the velocity of discharge of circuit ensure that accumulator can be that household appliance is powered incessantly.
According to one embodiment of present invention, the charging circuit further includes：Ac power circuit, the Alternating Current Power Supply electricity
The first end on road is connected to the drain electrode of the first igbt transistor 104A, and the second end of the ac power circuit is connected to institute
State the cathode of accumulator 102；The source electrode of first resistor 110, the first igbt transistor 104A is connected to the first resistor
110 one end, the other end of the first resistor 110 are connected to the anode of the accumulator 102.
According to one embodiment of present invention, the discharge circuit further includes：DC voltage booster circuit 112, described second
The drain electrode of igbt transistor 104B is connected to the anode of the accumulator 102, the source electrode connection of second igbt transistor 102
To the first input end of the DC voltage booster circuit 112, the second input terminal of the DC voltage booster circuit 112 is connected to the storage
The cathode of battery 102, the first output end and second output terminal of the DC voltage booster circuit 112 are respectively connected to inverter 114
First input end and the second input terminal；The inverter 114, the output end of the inverter 114 is as the discharge circuit
Output end, the output end of the discharge circuit is connected to load 116.Wherein, load 116 includes each use inside household appliance
Motor, circuit in electric loading, such as air conditioner and indication mechanism.
According to one embodiment of present invention, first Acquisition Circuit includes：Second resistance 118, the second resistance
118 first end is connected to the anode of the accumulator 102, the second end ground connection of the second resistance 118；3rd resistor 120,
The first end of the 3rd resistor 120 is connected to the first end of the second resistance 118, the second end of the 3rd resistor 120
It is connected to the first input end of the first isolated amplifier 122A；4th resistance 124, the first end connection of the 4th resistance 124
To the cathode of the accumulator 102, the second end of the 4th resistance 124 is connected to the of the first isolated amplifier 122A
Two input terminals；The first end of 5th resistance 126, the 5th resistance 126 is connected to the second end of the 4th resistance 124, institute
State the second end ground connection of the 5th resistance 126；The output end of the first isolated amplifier 122A, the first isolated amplifier 122A connect
It is connected to the control circuit.
The difference channel being made up of second resistance 118,3rd resistor 120, the 4th resistance 124 and the 5th resistance 126
To acquire the remaining capacity information of accumulator, and collected remaining capacity information is exported to control by isolated amplifier 122A
Circuit processed, it is ensured that the accuracy of sampled result, wherein second resistance 118 and the 4th resistance 124 can use similar resistance, third
Resistance 120 and the 5th resistance 126 can use similar resistance.
According to one embodiment of present invention, the ac power circuit includes：AC power 128, the AC power
128 first end is connected to the first end of the first end and the first capacitance 132 of the first inductance 130, and the of the AC power 128
Two ends are connected to the second end of first capacitance 132；Bridge rectifier (by Fig. 1 diode 134A, 134B, 134C,
134D is formed), the first input end of the bridge rectifier is connected to the second end of first inductance 130, the bridge-type
Second input terminal of rectification circuit connects the second end of first capacitance 132, the first output end of the bridge rectifier
Be connected to the first end of the second inductance 136, the second end of second inductance 136 as the ac power circuit first
End, the second end of the second output terminal of the bridge rectifier as the ac power circuit.
According to one embodiment of present invention, further include：Second Acquisition Circuit, the first input of second Acquisition Circuit
End is connected to the second end of first inductance 130, and the second input terminal of second Acquisition Circuit is connected to first electricity
Hold 132 second end, the output end of second Acquisition Circuit is connected to the control circuit, and second Acquisition Circuit is used for
The voltage of the AC power is acquired, and exports the voltage of the collected AC power to the control circuit；The control
Circuit processed is additionally operable to be determined whether described in control according to the voltage of the AC power and the remaining capacity information of the accumulator
Charging circuit is that the accumulator persistently charges.
The voltage of AC power is acquired by the way that the second Acquisition Circuit is arranged, with according to the voltage of collected AC power
Judge the light and heavy degree of power grid, such as when the voltage of collected AC power is in preset threshold range, illustrate current exchange
The voltage of power supply is more stable, and network load is lighter, and can control charging circuit at this time is that accumulator persistently charges, to ensure non-
Peak times of power consumption can fully utilize electric power energy, in addition, when the voltage of collected AC power is not in predetermined threshold value model
In enclosing, illustrate the spread of voltage of current AC power, network load is heavier, can be according further to the remaining capacity of accumulator
Information come determine whether need to charge the battery, when the remaining capacity of accumulator is more, at this time can control charging circuit it is not right
Accumulator charges, the problem of alleviating peak times of power consumption overload to a certain extent.
According to one embodiment of present invention, second Acquisition Circuit includes：6th resistance 138, the 6th resistance
First input end of 138 first end as second Acquisition Circuit, the second end of the 6th resistance 138 are connected to second
The first input end of isolated amplifier 122B；The first end of 7th resistance 140, the 7th resistance 140 is connected to the described 6th
The second end of resistance 138, the second end ground connection of the 7th resistance 140；8th resistance 142, the first of the 8th resistance 142
The second input terminal as second Acquisition Circuit, the second end of the 8th resistance 142 is held to be connected to second isolation
The second input terminal of amplifier 122B；The first end of 9th resistance 144, the 9th resistance 144 is connected to the 8th resistance
142 second end, the second end ground connection of the 9th resistance 144；The second isolated amplifier 122B, second isolation are put
The output end of big device 122B is connected to the control circuit.
According to one embodiment of present invention, further include：Voltage stabilizing power supplying circuit, the voltage stabilizing power supplying circuit include first defeated
Enter end, the second input terminal, the first output end and second output terminal, the first input end of the voltage stabilizing power supplying circuit and the second input
End is connected to the first end of the ac power circuit, and the first output end and second output terminal of the voltage stabilizing power supplying circuit are equal
It is connected to the control circuit, the voltage stabilizing power supplying circuit is used to power for the control circuit.
By the way that voltage stabilizing power supplying circuit is arranged so that can be powered come circuit in order to control by voltage stabilizing power supplying circuit.
According to one embodiment of present invention, the voltage stabilizing power supplying circuit includes：Transformer 146, the transformer 146
First end is connected to one end of the second capacitance 148, the other end of second capacitance 148 as the voltage stabilizing power supplying circuit
One input terminal, the second input terminal of the second end of the transformer 146 as the voltage stabilizing power supplying circuit；Voltage-stablizer 150, it is described
The first end of voltage-stablizer 150 is connected to the third end of the transformer 146, and the second end of the voltage-stablizer 150 is connected to described
4th end of transformer 146, the first output end of the 4th end of the voltage-stablizer 150 as the voltage stabilizing power supplying circuit are described
Second output terminal of the third end of voltage-stablizer 150 as the voltage stabilizing power supplying circuit.
According to one embodiment of present invention, further include：Tenth resistance 152, the first end connection of the tenth resistance 152
To the second end of the ac power circuit, the second end of the tenth resistance 152 is connected to the cathode of the accumulator 102；
Third isolated amplifier 122C, the input terminal of the third isolated amplifier 122C are connected to the second of the tenth resistance 152
End, the output end of the third isolated amplifier 122C are connected to the control circuit.
Charging current is acquired by the way that the tenth resistance 152 is arranged, and will be collected by third isolated amplifier 122C
Charging current is transmitted to control circuit, to determine whether charging circuit is abnormal according to charging current by control circuit.
According to one embodiment of present invention, further include：Eleventh resistor 154, the first end of the eleventh resistor 154
It is connected to the cathode of the accumulator 102, the second end of the eleventh resistor 154 is connected to the of the DC voltage booster circuit
Two input terminals；The input terminal of 4th isolated amplifier 122D, the 4th isolated amplifier 122D are connected to the 11st electricity
The second end of resistance 154, the output end of the 4th isolated amplifier 122D are connected to the control circuit；Twelfth resistor 156,
The first end of the twelfth resistor 156 is connected to the first output end of the DC voltage booster circuit, the twelfth resistor 156
Second end be connected to the first input end of the inverter 114；5th isolated amplifier 122E, the 5th isolated amplifier
The input terminal of 122E is connected to the first end of the 12nd resistance, and the output end of the 5th isolated amplifier 122E connects
It is connected to the control circuit.
By the way that eleventh resistor 154 is arranged to acquire discharge current, and will be collected by the 4th isolated amplifier 122D
Discharge current be transmitted to control circuit, to determine whether discharge circuit is abnormal according to discharge current by control circuit, and
Load running electric current is acquired by the way that twelfth resistor 156 is arranged, and will be collected negative by the 5th isolated amplifier 122E
It carries running current and is transmitted to control circuit, it is different to determine whether load running occurs according to load running electric current by control circuit
Often.
Fig. 2 shows the schematic flow diagrams of the control method of air conditioner according to an embodiment of the invention.
As shown in Fig. 2, the control method of air conditioner according to an embodiment of the invention, the air conditioner includes as schemed
The control method of power-supplying circuit 100 shown in 1, the air conditioner includes：
Step 202, the remaining capacity information of accumulator in the power-supplying circuit is detected；
Step 204, according to the remaining capacity information, to the duty of the first regulation and control device in the power-supplying circuit
Than, second regulation and control device duty ratio and the air conditioner motor raising frequency speed or frequency reducing speed be adjusted.
Remaining capacity information by the accumulator detected, to the duty of the first regulation and control device and the second regulation and control device
Than being regulated and controled, to regulate and control in power-supplying circuit the charging rate of charging circuit by the first regulation and control device and by second
Regulation and control device regulates and controls the velocity of discharge of discharge circuit in power-supplying circuit, to realize the charge and discharge control to accumulator, with
Ensure that accumulator can be uninterruptedly that household appliance is powered, and only using accumulator as the power supply source of household appliance, is effectively evaded
The drawbacks of using alternating current as household appliance power supply source；Simultaneously to the raising frequency speed of the motor of air conditioner or frequency reducing speed into
Row adjustment, to ensure that the remaining capacity of accumulator is able to maintain that the operation demand of air conditioner.
The control method of air conditioner according to the abovementioned embodiments of the present invention can also have following technical characteristic：
According to one embodiment of present invention, it is the first igbt transistor in the first regulation and control device, described second adjusts
In the case of device is controlled as the second igbt transistor, the control method of the air conditioner further includes：It is corresponding to store multiple electricity areas
Between, and the duty ratio of the first igbt transistor corresponding with each electricity section in the multiple electricity section, the 2nd IGBT
The duty ratio of transistor and the raising frequency speed of motor or frequency reducing speed；According to the remaining capacity information, to the power supply control
The raising frequency speed of the motor of the duty ratio of the first regulation and control device in circuit, the duty ratio of the second regulation and control device and the air conditioner
The step of degree or frequency reducing speed are adjusted, specifically includes：Determine the electricity section residing for the remaining capacity information；According to institute
State the electricity section residing for remaining capacity information, adjust the first igbt transistor in the power-supplying circuit duty ratio,
The raising frequency speed or frequency reducing speed of the motor of the duty ratio of second igbt transistor and the air conditioner.
Can by pre-setting multiple electricity sections, and with each electricity section corresponding first in multiple electricity sections
The raising frequency speed or frequency reducing speed of the duty ratio of igbt transistor, the duty ratio of the second igbt transistor and motor, and according to adopting
The remaining capacity information of the accumulator collected determines residing electricity section, to come according to the corresponding parameters in electricity section
Adjust the duty ratio of the first igbt transistor in power-supplying circuit, the duty ratio of the second igbt transistor and air conditioner
The raising frequency speed or frequency reducing speed of motor, entire adjustment process are simple and convenient.
According to one embodiment of present invention, when the charging circuit includes AC power, the control of the air conditioner
Method further includes：Acquire the voltage of the AC power；Judge the voltage of the AC power whether in preset threshold range；
When the voltage for determining the AC power is in the preset threshold range, the charging electricity in the power-supplying circuit is controlled
Road is continuously the accumulator charging；In the voltage for determining the AC power not in the preset threshold range, and according to
When the remaining capacity information of the accumulator determines that the remaining capacity of the accumulator is more than predetermined threshold, control described for automatically controlled
Charging circuit in circuit processed does not charge to the accumulator.
By acquiring the voltage of AC power, to judge the weight journey of power grid according to the voltage of collected AC power
Degree illustrates that the voltage of current AC power is more stable when the voltage for determining AC power is in preset threshold range, and power grid is negative
Lotus is lighter, and can control charging circuit at this time is that accumulator persistently charges, to ensure fully utilize in non-electrical peak period
Electric power energy illustrates the voltage of current AC power not in addition, when the voltage for determining AC power is not in preset threshold range
Stablize, network load is heavier, can according further to the remaining capacity information of accumulator come determine whether need to charge the battery,
When the remaining capacity of accumulator is more, it can control charging circuit not charge to accumulator at this time, alleviate to a certain extent
The problem of peak times of power consumption overload.
Fig. 3 shows the schematic block diagram of the control device of air conditioner according to an embodiment of the invention.
As shown in figure 3, the control device 300 of air conditioner according to an embodiment of the invention, the air conditioner includes Fig. 1 institutes
The control device 300 of the power-supplying circuit 100 shown, the air conditioner includes：Detection unit 302 and adjustment unit 304.
Wherein, detection unit 302 is used to detect the remaining capacity information of accumulator in the power-supplying circuit；Adjustment is single
Member 304 is for according to the remaining capacity information, to the duty ratio of the first regulation and control device in the power-supplying circuit, second
The raising frequency speed or frequency reducing speed for regulating and controlling the duty ratio of device and the motor of the air conditioner are adjusted.
Remaining capacity information by the accumulator detected, to the duty of the first regulation and control device and the second regulation and control device
Than being regulated and controled, to regulate and control in power-supplying circuit the charging rate of charging circuit by the first regulation and control device and by second
Regulation and control device regulates and controls the velocity of discharge of discharge circuit in power-supplying circuit, to realize the charge and discharge control to accumulator, with
Ensure that accumulator can be uninterruptedly that household appliance is powered, and only using accumulator as the power supply source of household appliance, is effectively evaded
The drawbacks of using alternating current as household appliance power supply source；Simultaneously to the raising frequency speed of the motor of air conditioner or frequency reducing speed into
Row adjustment, to ensure that the remaining capacity of accumulator is able to maintain that the operation demand of air conditioner.
The control device 300 of air conditioner according to the abovementioned embodiments of the present invention can also have following technical characteristic：
According to one embodiment of present invention, it is the first igbt transistor in the first regulation and control device, described second adjusts
In the case of device is controlled as the second igbt transistor, the control device 300 of the air conditioner further includes：Storage unit 306, is used for
It is corresponding to store multiple electricity sections, and the first igbt transistor corresponding with each electricity section in the multiple electricity section
Duty ratio, the raising frequency speed or frequency reducing speed of the duty ratio of the second igbt transistor and motor；The adjustment unit 304 is specific
For：Determine the electricity section residing for the remaining capacity information；According to the electricity section residing for the remaining capacity information, adjust
The duty ratio of the first igbt transistor in the whole power-supplying circuit, the duty ratio of the second igbt transistor and the sky
Adjust the raising frequency speed or frequency reducing speed of the motor of device.
Can by pre-setting multiple electricity sections, and with each electricity section corresponding first in multiple electricity sections
The raising frequency speed or frequency reducing speed of the duty ratio of igbt transistor, the duty ratio of the second igbt transistor and motor, and according to adopting
The remaining capacity information of the accumulator collected determines residing electricity section, to come according to the corresponding parameters in electricity section
Adjust the duty ratio of the first igbt transistor in power-supplying circuit, the duty ratio of the second igbt transistor and air conditioner
The raising frequency speed or frequency reducing speed of motor, entire adjustment process are simple and convenient.
According to one embodiment of present invention, when the charging circuit includes AC power, the control of the air conditioner
Device 300 further includes：Collecting unit 308, the voltage for acquiring the AC power；Judging unit 310, it is described for judging
Whether the voltage of AC power is in preset threshold range；The adjustment unit 304 is additionally operable to true in the judging unit 310
When the voltage of the fixed AC power is in the preset threshold range, the charging circuit controlled in the power-supplying circuit is held
Continue and charges for the accumulator；And determine the voltage of the AC power not in the default threshold in the judging unit 310
It is worth in range, and determines that the remaining capacity of the accumulator is more than predetermined threshold according to the remaining capacity information of the accumulator
When, the charging circuit controlled in the power-supplying circuit does not charge to the accumulator.
By acquiring the voltage of AC power, to judge the weight journey of power grid according to the voltage of collected AC power
Degree illustrates that the voltage of current AC power is more stable when the voltage for determining AC power is in preset threshold range, and power grid is negative
Lotus is lighter, and can control charging circuit at this time is that accumulator persistently charges, to ensure fully utilize in non-electrical peak period
Electric power energy illustrates the voltage of current AC power not in addition, when the voltage for determining AC power is not in preset threshold range
Stablize, network load is heavier, can according further to the remaining capacity information of accumulator come determine whether need to charge the battery,
When the remaining capacity of accumulator is more, it can control charging circuit not charge to accumulator at this time, alleviate to a certain extent
The problem of peak times of power consumption overload.
Fig. 4 shows the schematic block diagram of household appliance according to an embodiment of the invention.
As shown in figure 4, household appliance 400 according to an embodiment of the invention, including：Power supply control electricity as shown in Figure 1
Road 100.Wherein, the household appliance 400 includes air conditioner, refrigerator etc..
Fig. 5 shows the schematic block diagram of air conditioner according to an embodiment of the invention.
As shown in figure 5, air conditioner 500 according to an embodiment of the invention, including：Power-supplying circuit as shown in Figure 1
100 and air conditioner as shown in Figure 3 control device 300.
Technical scheme of the present invention is described further below in conjunction with Fig. 6.
In the present embodiment, air conditioner includes power-supplying circuit 100 shown in FIG. 1, resistance 138, resistance in Fig. 1
140, the second sample circuit that resistance 142, resistance 144 and isolated amplifier 122B are constituted acquires alternating voltage, sampling it is real-time
Judge whether current voltage is stablized after alternating voltage via controller 108 (can be outdoor controller) operation, thus to judge
Network load light and heavy degree.Inductance 136, capacitance 148 and bridge rectifier (diode 134A, 134B, 134C, 134D) composition
Current rectifying and wave filtering circuit, and device 108 provides stabilized power source in order to control by transformer 146 and voltage-stablizer 150.Igbt transistor 104A
PWM charge circuits are formed with resistance 110, the electric current of charge circuit, resistance 118, resistance 120, resistance are sampled by single resistance 152
124 and resistance 126 form difference sample circuit, realize that accumulator voltage sampling, igbt transistor 104B realize that accumulator is put
Electrical circuit controls process, and single resistance 154 realizes that output current sampling, single resistance 156 realize that load (such as motor) running current is adopted
Sample.Wherein, by conducting accumulator fast charging and discharging may be implemented in igbt transistor 104A and igbt transistor 104B.In addition
When by outdoor controller as controller 108, outdoor controller (can also can receive remote control with indoor machine controller
Device or sensor signal, and send various control instructions) communicated.
Reflection network load situation is detected by alternating voltage, and is persistently charged a battery when network load is lighter；
After starting air conditioner, different lifting frequency speed and accumulator cell charging and discharging speed are controlled by detecting accumulator residual voltage,
Ensure that air conditioner can be with stable operation to target frequency.
Specifically, when air conditioner starts：Power grid heavy load and light load periodically exist always, and accumulator is remaining when powering on
Electricity is relatively sufficient (meeting remaining capacity >=90%), and indoor/outdoor temperature-difference difference is larger at this time, and air conditioner needs higher power input,
The remaining capacity of accumulator abundance can be met the requirements, and directly press maximum raising frequency speed V5 or minimum frequency reducing speed V6 operation electricity
Machine；
When air conditioner is run：At this time as the power for being input to air conditioner increases, accumulator remaining capacity starts to reduce, and examines
Accumulator remaining capacity is surveyed, judges that accumulator remaining capacity meets electricity section adjustment accumulator and is charged and discharged duty ratio, when
When accumulator remaining capacity is relatively low (such as less than 30%), press is controlled at this time with minimum raising frequency speed V1 or maximum frequency reducing speed
V10 is run, while adjusting the duty cycle of switching of igbt transistor 104A and igbt transistor 104B, with maximum charge duty ratio D4
It is realized to accumulator fast charging and discharging with minimum electric discharge duty ratio D5, ensures that accumulator remaining capacity is met the requirements.Wherein, each electricity
Measure section and the duty cycle of switching and electricity of each electricity section corresponding igbt transistor 104A and igbt transistor 104B
The relationship of the lifting frequency speed of machine is as shown in table 1 below：
Table 1
In table 1, V1 to V5 is raising frequency speed, and the value of V1 to V5 is to be sequentially increased, and V6 to V10 is frequency reducing speed,
And the value of V6 to V10 be sequentially increased, D1 to D4 be charging duty cycle, the duty ratio for adjusting igbt transistor 104A,
And the value of D1 to D4 is to be sequentially increased, D5 to D8 is electric discharge duty ratio, the duty ratio for adjusting igbt transistor 104B, and
The value of D5 to D8 is to be sequentially increased, and the table 1 in the present embodiment is only used for for example, the division in electricity region is not limited to
5 sections shown in table 1 can need to increase and decrease according to actual design, and the value range in each section also can be adjusted suitably.
As shown in fig. 6, the control method of air conditioner according to another embodiment of the invention, including：
Step 602, the voltage for detecting AC power continues when determining that network load is lighter according to the voltage of alternating current
Property to charge the battery, is determining that network load is heavier according to the voltage of alternating current, when and the remaining capacity of accumulator >=90%,
It does not charge to accumulator.Specifically, when the voltage for determining AC power is in preset threshold range, illustrate current AC power
Voltage is more stable, and network load is lighter, when the voltage for determining AC power is not in preset threshold range, illustrates currently to exchange
The spread of voltage of power supply, network load are heavier.
Step 604, the remaining capacity for detecting accumulator executes step 606 as remaining capacity < 30%；When 30%≤
When remaining capacity < 50%, step 608 is executed；As 50%≤remaining capacity < 70%, step 610 is executed；When 70%≤surplus
When remaining electricity < 90%, step 612 is executed；When 90%≤remaining capacity, step 614 is executed.
Step 606, control motor is with speed V1 raising frequencies or with speed V10 frequency reducings, and controls accounting for for igbt transistor 104A
For sky than being D4, the duty ratio of igbt transistor 104B is D5.
Step 608, control motor is with speed V2 raising frequencies or with speed V9 frequency reducings, and controls the duty of igbt transistor 104A
Than being D6 for the duty ratio of D3, igbt transistor 104B.
Step 610, control motor is with speed V3 raising frequencies or with speed V8 frequency reducings, and controls the duty of igbt transistor 104A
Than being D7 for the duty ratio of D2, igbt transistor 104B.
Step 612, control motor is with speed V4 raising frequencies or with speed V7 frequency reducings, and controls the duty of igbt transistor 104A
Than being D8 for the duty ratio of D1, igbt transistor 104B.
Step 614, control motor is with speed V5 raising frequencies or with speed V6 frequency reducings.
Step 616, it runs to target frequency.
By above-described embodiment, only using accumulator as the power supply source of air conditioner, reflection power grid is detected by alternating voltage
Load condition, and persistently charge a battery when network load is lighter；It is remaining by detecting accumulator after starting air conditioner
Voltage controls different lifting frequency speed and accumulator cell charging and discharging speed, ensures that air conditioner can be with stable operation to target frequency.
Technical scheme of the present invention is described in detail above in association with attached drawing, the present invention proposes a kind of new power supply control electricity
Road, can be based on the remaining capacity information of the accumulator detected, to the first regulation and control device and discharge circuit in charging circuit
In the duty ratio of the second regulation and control device regulated and controled, to realize to the charge and discharge control of accumulator, between ensuring accumulator not
Break and power for household appliance, only using accumulator as the power supply source of household appliance, has effectively evaded using alternating current as household electrical appliances
The drawbacks of equipment power supply source.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (19)
1. a kind of power-supplying circuit, which is characterized in that including：
Accumulator, the charging circuit and discharge circuit being connected with the accumulator, wherein the charging circuit is the electric power storage
Pond is charged, and the charging circuit includes the first regulation and control device of the charging rate for regulating and controlling the charging circuit, the electric discharge
Circuit includes the second regulation and control device of the velocity of discharge for regulating and controlling the discharge circuit, and the accumulator passes through electric discharge electricity
Road powers for household appliance；
First Acquisition Circuit, the first input end of first Acquisition Circuit are connected to the anode of the accumulator, and described first
Second input terminal of Acquisition Circuit is connected to the cathode of the accumulator, and first Acquisition Circuit is for acquiring the accumulator
Remaining capacity information；
Control circuit, the control circuit are respectively connected to first Acquisition Circuit, the first regulation and control device and described
Second regulation and control device, the control circuit are used for the remaining capacity according to the collected accumulator of first Acquisition Circuit
Information, the duty ratio of the duty ratio and the second regulation and control device of adjustment the first regulation and control device；
First Acquisition Circuit includes：
Second resistance, the first end of the second resistance are connected to the anode of the accumulator, the second end of the second resistance
Ground connection；
3rd resistor, the first end of the 3rd resistor are connected to the first end of the second resistance, and the of the 3rd resistor
Two ends are connected to the first input end of the first isolated amplifier；
The first end of 4th resistance, the 4th resistance is connected to the cathode of the accumulator, the second end of the 4th resistance
It is connected to the second input terminal of first isolated amplifier；
5th resistance, the first end of the 5th resistance are connected to the second end of the 4th resistance, and the of the 5th resistance
Two ends are grounded；
The output end of first isolated amplifier, the first isolated amplifier is connected to the control circuit.
2. power-supplying circuit according to claim 1, which is characterized in that the first regulation and control device includes the first IGBT
Transistor, the second regulation and control device includes the second igbt transistor, and the control circuit includes：
First driver for isolating, the output end of first driver for isolating are connected to the grid of first igbt transistor,
The input terminal of first driver for isolating is connected to controller；
Second driver for isolating, the output end of second driver for isolating are connected to the grid of second igbt transistor,
The input terminal of second driver for isolating is connected to the controller；
The controller is connected to first Acquisition Circuit, and it is collected that the controller is based on first Acquisition Circuit
The remaining capacity information of the accumulator, control first driver for isolating to the duty ratio of first igbt transistor into
Row adjusts and controls second driver for isolating and is adjusted to the duty ratio of second igbt transistor.
3. power-supplying circuit according to claim 2, which is characterized in that the charging circuit further includes：
Ac power circuit, the first end of the ac power circuit is connected to the drain electrode of first igbt transistor, described
The second end of ac power circuit is connected to the cathode of the accumulator；
The source electrode of first resistor, first igbt transistor is connected to one end of the first resistor, the first resistor
The other end is connected to the anode of the accumulator.
4. power-supplying circuit according to claim 2, which is characterized in that the discharge circuit further includes：
DC voltage booster circuit, the drain electrode of second igbt transistor are connected to the anode of the accumulator, the 2nd IGBT
The source electrode of transistor is connected to the first input end of the DC voltage booster circuit, and the second input terminal of the DC voltage booster circuit connects
It is connected to the cathode of the accumulator, the first output end and second output terminal of the DC voltage booster circuit are respectively connected to inverter
First input end and the second input terminal；
The inverter, the output end of the output end of the inverter as the discharge circuit.
5. power-supplying circuit according to claim 3, which is characterized in that the ac power circuit includes：
AC power, the first end of the AC power are connected to the first end of the first end and the first capacitance of the first inductance, institute
The second end for stating AC power is connected to the second end of first capacitance；
Bridge rectifier, the first input end of the bridge rectifier is connected to the second end of first inductance, described
Second input terminal of bridge rectifier connects the second end of first capacitance, the first output end of the bridge rectifier
It is connected to the first end of the second inductance, the first end of the second end of second inductance as the ac power circuit is described
Second end of the second output terminal of bridge rectifier as the ac power circuit.
6. power-supplying circuit according to claim 5, which is characterized in that further include：
Second Acquisition Circuit, the first input end of second Acquisition Circuit is connected to the second end of first inductance, described
Second input terminal of the second Acquisition Circuit is connected to the second end of first capacitance, and the output end of second Acquisition Circuit connects
It is connected to the control circuit, second Acquisition Circuit is used to acquire the voltage of the AC power, and to the control circuit
Export the voltage of the collected AC power；
The control circuit, being additionally operable to be determined according to the voltage of the AC power and the remaining capacity information of the accumulator is
The no control charging circuit is that the accumulator persistently charges.
7. power-supplying circuit according to claim 6, which is characterized in that second Acquisition Circuit includes：
6th resistance, the first input end of the first end of the 6th resistance as second Acquisition Circuit, the 6th electricity
The second end of resistance is connected to the first input end of the second isolated amplifier；
7th resistance, the first end of the 7th resistance are connected to the second end of the 6th resistance, and the of the 7th resistance
Two ends are grounded；
8th resistance, the second input terminal of the first end of the 8th resistance as second Acquisition Circuit, the 8th electricity
The second end of resistance is connected to the second input terminal of second isolated amplifier；
9th resistance, the first end of the 9th resistance are connected to the second end of the 8th resistance, and the of the 9th resistance
Two ends are grounded；
The output end of second isolated amplifier, second isolated amplifier is connected to the control circuit.
8. power-supplying circuit according to claim 3, which is characterized in that further include：
Voltage stabilizing power supplying circuit, the voltage stabilizing power supplying circuit include that first input end, the second input terminal, the first output end and second are defeated
Outlet, the first input end of the voltage stabilizing power supplying circuit and the second input terminal are connected to the first of the ac power circuit
End, the first output end and second output terminal of the voltage stabilizing power supplying circuit are connected to the control circuit, the voltage stabilizing power supply
Circuit is used to power for the control circuit.
9. power-supplying circuit according to claim 8, which is characterized in that the voltage stabilizing power supplying circuit includes：
Transformer, the first end of the transformer are connected to one end of the second capacitance, and the other end of second capacitance is as institute
The first input end of voltage stabilizing power supplying circuit is stated, the second end of the transformer is inputted as the second of the voltage stabilizing power supplying circuit
End；
The first end of voltage-stablizer, the voltage-stablizer is connected to the third end of the transformer, the second end connection of the voltage-stablizer
To the 4th end of the transformer, the first output end of the 4th end of the voltage-stablizer as the voltage stabilizing power supplying circuit is described
Second output terminal of the third end of voltage-stablizer as the voltage stabilizing power supplying circuit.
10. power-supplying circuit according to claim 3, which is characterized in that further include：
The first end of tenth resistance, the tenth resistance is connected to the second end of the ac power circuit, the tenth resistance
Second end be connected to the cathode of the accumulator；
Third isolated amplifier, the input terminal of the third isolated amplifier is connected to the second end of the tenth resistance, described
The output end of third isolated amplifier is connected to the control circuit.
11. power-supplying circuit according to claim 4, which is characterized in that further include：
Eleventh resistor, the first end of the eleventh resistor are connected to the cathode of the accumulator, the eleventh resistor
Second end is connected to the second input terminal of the DC voltage booster circuit；
The input terminal of 4th isolated amplifier, the 4th isolated amplifier is connected to the second end of the eleventh resistor, institute
The output end for stating the 4th isolated amplifier is connected to the control circuit；
The first end of twelfth resistor, the twelfth resistor is connected to the first output end of the DC voltage booster circuit, described
The second end of twelfth resistor is connected to the first input end of the inverter；
The input terminal of 5th isolated amplifier, the 5th isolated amplifier is connected to the first end of the twelfth resistor, institute
The output end for stating the 5th isolated amplifier is connected to the control circuit.
12. a kind of control method of air conditioner, which is characterized in that the air conditioner includes such as any one of claim 1 to 11
The control method of the power-supplying circuit, the air conditioner includes：
Detect the remaining capacity information of accumulator in the power-supplying circuit；
According to the remaining capacity information, duty ratio, the second regulation and control to the first regulation and control device in the power-supplying circuit
The raising frequency speed or frequency reducing speed of the motor of the duty ratio of device and the air conditioner are adjusted.
13. the control method of air conditioner according to claim 12, which is characterized in that in the first regulation and control device be the
One igbt transistor, in the case that the second regulation and control device is the second igbt transistor, the control method of the air conditioner is also
Including：
It is corresponding to store multiple electricity sections, and first IGBT corresponding with each electricity section in the multiple electricity section crystalline substances
The raising frequency speed or frequency reducing speed of the duty ratio of body pipe, the duty ratio of the second igbt transistor and motor；
According to the remaining capacity information, duty ratio, the second regulation and control to the first regulation and control device in the power-supplying circuit
The step of raising frequency speed or frequency reducing speed of the motor of the duty ratio of device and the air conditioner are adjusted, specifically includes：
Determine the electricity section residing for the remaining capacity information；
According to the electricity section residing for the remaining capacity information, the first igbt transistor in the power-supplying circuit is adjusted
Duty ratio, the duty ratio of the second igbt transistor and the air conditioner motor raising frequency speed or frequency reducing speed.
14. the control method of air conditioner according to claim 12 or 13, which is characterized in that include in the charging circuit
When AC power, the control method of the air conditioner further includes：
Acquire the voltage of the AC power；
Judge the voltage of the AC power whether in preset threshold range；
When the voltage for determining the AC power is in the preset threshold range, filling in the power-supplying circuit is controlled
Circuit is continuously the accumulator charging.
15. a kind of control device of air conditioner, which is characterized in that the air conditioner includes such as any one of claim 1 to 11
The control device of the power-supplying circuit, the air conditioner includes：
Detection unit, the remaining capacity information for detecting accumulator in the power-supplying circuit；
Adjustment unit, for according to the remaining capacity information, regulating and controlling accounting for for device to first in the power-supplying circuit
Sky ratio, second regulate and control device duty ratio and the air conditioner motor raising frequency speed or frequency reducing speed be adjusted.
16. the control device of air conditioner according to claim 15, which is characterized in that in the first regulation and control device be the
One igbt transistor, in the case that the second regulation and control device is the second igbt transistor, the control device of the air conditioner is also
Including：
Storage unit stores multiple electricity sections for corresponding, and with each electricity section pair in the multiple electricity section
The raising frequency speed or frequency reducing speed of the duty ratio for the first igbt transistor answered, the duty ratio of the second igbt transistor and motor；
The adjustment unit is specifically used for：
Determine the electricity section residing for the remaining capacity information；
According to the electricity section residing for the remaining capacity information, the first igbt transistor in the power-supplying circuit is adjusted
Duty ratio, the duty ratio of the second igbt transistor and the air conditioner motor raising frequency speed or frequency reducing speed.
17. the control device of air conditioner according to claim 15 or 16, which is characterized in that include in the charging circuit
When AC power, the control device of the air conditioner further includes：
Collecting unit, the voltage for acquiring the AC power；
Judging unit, for judging the voltage of the AC power whether in preset threshold range；
The adjustment unit is additionally operable to determine the voltage of the AC power in the preset threshold range in the judging unit
When, it controls the charging circuit in the power-supplying circuit and is continuously the accumulator charging.
18. a kind of household appliance, which is characterized in that including：
Power-supplying circuit as described in any one of claim 1 to 11.
19. household appliance according to claim 18, which is characterized in that the household appliance includes air conditioner, the sky
It further includes the control device of the air conditioner as described in any one of claim 15 to 17 to adjust device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610571904.9A CN106059005B (en) | 2016-07-18 | 2016-07-18 | Power-supplying circuit, the control method of air conditioner, control device and household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610571904.9A CN106059005B (en) | 2016-07-18 | 2016-07-18 | Power-supplying circuit, the control method of air conditioner, control device and household appliance |
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| Publication Number | Publication Date |
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| CN106059005A CN106059005A (en) | 2016-10-26 |
| CN106059005B true CN106059005B (en) | 2018-11-13 |
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| CN201610571904.9A Active CN106059005B (en) | 2016-07-18 | 2016-07-18 | Power-supplying circuit, the control method of air conditioner, control device and household appliance |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107202401A (en) * | 2017-05-22 | 2017-09-26 | 青岛海尔空调器有限总公司 | A kind of transducer air conditioning control method, control device and transducer air conditioning |
| CN107643497A (en) * | 2017-09-19 | 2018-01-30 | 珠海格力电器股份有限公司 | Split-type air conditioner communicating circuit, outdoor controller and air-conditioner outdoor unit |
| CN109059209B (en) * | 2018-06-19 | 2020-10-30 | 广东美的制冷设备有限公司 | Air conditioner, control method and control device thereof and electronic equipment |
| CN109222627A (en) * | 2018-12-03 | 2019-01-18 | 珠海格力电器股份有限公司 | Split type electric rice cooker |
| TWI695148B (en) * | 2019-03-21 | 2020-06-01 | 陳賜民 | Uninterruptible power air conditioning system |
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| CN103940045A (en) * | 2014-04-22 | 2014-07-23 | 广东美的集团芜湖制冷设备有限公司 | Solar air conditioner and control method and device thereof |
| CN204407955U (en) * | 2015-01-27 | 2015-06-17 | 深圳市华宝新能源有限公司 | Fast charging and discharging portable power source |
| CN205791724U (en) * | 2016-07-18 | 2016-12-07 | 广东美的制冷设备有限公司 | Power-supplying circuit and home appliance |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6850039B2 (en) * | 2003-05-02 | 2005-02-01 | O2Micro International Limited | Battery pack and a battery charging/discharging circuit incorporating the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103940045A (en) * | 2014-04-22 | 2014-07-23 | 广东美的集团芜湖制冷设备有限公司 | Solar air conditioner and control method and device thereof |
| CN204407955U (en) * | 2015-01-27 | 2015-06-17 | 深圳市华宝新能源有限公司 | Fast charging and discharging portable power source |
| CN205791724U (en) * | 2016-07-18 | 2016-12-07 | 广东美的制冷设备有限公司 | Power-supplying circuit and home appliance |
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