CN107493052A - Voltage-stabilizing controller, method and the air conditioner of alternating current generator - Google Patents
Voltage-stabilizing controller, method and the air conditioner of alternating current generator Download PDFInfo
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- CN107493052A CN107493052A CN201710792629.8A CN201710792629A CN107493052A CN 107493052 A CN107493052 A CN 107493052A CN 201710792629 A CN201710792629 A CN 201710792629A CN 107493052 A CN107493052 A CN 107493052A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
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Abstract
The invention discloses a kind of voltage-stabilizing controller of alternating current generator, method and air conditioner, wherein, the device includes：Voltage detecting judge module, is connected with AC power, for detecting the voltage of AC power and judging its fluctuation situation；Transformer, including the first side and the second side；Gate-controlled switch group, including the first gate-controlled switch being connected between AC power and alternating current generator, the second gate-controlled switch being connected between AC power and the first side, the 3rd gate-controlled switch being connected between the first side and alternating current generator, the 4th gate-controlled switch being connected between the second side and alternating current generator and the 5th gate-controlled switch being connected between AC power and the second side；Controller, it is connected respectively with each gate-controlled switch, the on off state of each gate-controlled switch is controlled for the voltage pulsation situation according to AC power, in a manner of choosing whether to enter the voltage of AC power by transformer line translation and selection voltage transformation, to stablize the input voltage of alternating current generator.
Description
Technical field
The present invention relates to air conditioner technical field, more particularly to a kind of voltage-stabilizing controller of alternating current generator, a kind of air-conditioning
Device, a kind of voltage stabilizing control method of alternating current generator and a kind of non-transitorycomputer readable storage medium.
Background technology
The phenomenon of fluctuation typically occurs in the additional power source of alternating current generator.When alternating current generator works under non-rated voltage
When, the performance of alternating current generator can be had a strong impact on, and the loss to alternating current generator is greatly increased, so as to influence whether alternating current generator
Normal operation, and reduce the service life of alternating current generator.
The content of the invention
It is contemplated that at least solves one of technical problem in above-mentioned technology to a certain extent.Therefore, the present invention
One purpose is to propose a kind of voltage-stabilizing controller of alternating current generator, can ensure the normal operation of alternating current generator, reduce and hand over
The loss of motor is flowed, improves the service life of alternating current generator.
Second object of the present invention is to propose a kind of air conditioner.
Third object of the present invention is the voltage stabilizing control method for proposing a kind of alternating current generator.
Fourth object of the present invention is to propose a kind of non-transitorycomputer readable storage medium.
To reach above-mentioned purpose, first aspect present invention embodiment proposes a kind of voltage-stabilizing controller of alternating current generator,
Including：Voltage detecting judge module, the voltage detecting judge module are connected with AC power, the voltage detecting judge module
For detecting the voltage of the AC power, and judge the voltage pulsation situation of the AC power；Transformer, the transformer
Including the first side and the second side, the transformer is used to enter line translation to the voltage of the AC power；Gate-controlled switch group, it is described
Gate-controlled switch group includes being connected to the first gate-controlled switch between the AC power and the alternating current generator, is connected to the friendship
Flow the second gate-controlled switch between power supply and the first side of the transformer, the first side for being connected to the transformer and the friendship
The 3rd gate-controlled switch between stream motor, be connected between the second side of the transformer and the alternating current generator it is the 4th controllable
Switch and be connected to the 5th gate-controlled switch between the AC power and the second side of the transformer；Controller, the control
Device processed is connected with each gate-controlled switch in the voltage detecting judge module and the gate-controlled switch group respectively, the controller
On off state for the voltage pulsation situation according to the AC power to each gate-controlled switch in the gate-controlled switch group
It is controlled, to choose whether to enter the voltage of the AC power by the transformer line translation and select the transformer
Voltage transformation mode so that the stabilized input voltage of the alternating current generator is within predetermined voltage range.
The voltage-stabilizing controller of alternating current generator according to embodiments of the present invention, controller can be according to voltage detecting judge modules
The voltage pulsation situation for the AC power judged is controlled to the on off state of each gate-controlled switch in controlling switch group,
In a manner of choosing whether to enter the voltage of AC power by transformer the voltage transformation of line translation and selection transformer, so as to hand over
The stabilized input voltage of motor is flowed within predetermined voltage range, can ensure the normal operation of alternating current generator, reduces alternating current
The loss of machine, improve the service life of alternating current generator.
In addition, the voltage-stabilizing controller of the alternating current generator proposed according to the above embodiment of the present invention can also be with following attached
The technical characteristic added：
Specifically, the controller is when the voltage of the AC power is within the predetermined voltage range, or
When the voltage of the AC power is in outside the predetermined voltage range and the duration is less than the first preset time, control
The first gate-controlled switch closure, and control second gate-controlled switch, the 3rd gate-controlled switch, the 4th gate-controlled switch
Disconnected with the 5th gate-controlled switch, so that the voltage of the AC power is directly inputted to the alternating current generator.
Specifically, the first side of the transformer is high-pressure side, and the second side of the transformer is low-pressure side, the control
Device is more than the higher limit of the predetermined voltage range in the voltage of the AC power and the duration is more than or equal to described first
During preset time, control second gate-controlled switch and the 4th gate-controlled switch closure, and control first gate-controlled switch,
3rd gate-controlled switch and the 5th gate-controlled switch disconnect, so that the voltage of the AC power is passing through the transformer
The alternating current generator is inputted after decompression transformation.
Specifically, the controller is less than the lower limit of the predetermined voltage range in the voltage of the AC power and held
When the continuous time is more than or equal to first preset time, the 3rd gate-controlled switch and the 5th gate-controlled switch closure are controlled,
And control first gate-controlled switch, second gate-controlled switch and the 4th gate-controlled switch to disconnect, so that the alternating current
The voltage in source inputs the alternating current generator after being converted by the transformer boost.
In one embodiment of the invention, first gate-controlled switch, second gate-controlled switch, the described 3rd controllable
Switch, the 4th gate-controlled switch and the 5th gate-controlled switch are relay.
To reach above-mentioned purpose, second aspect of the present invention embodiment proposes a kind of air conditioner, and it includes the present invention first
The voltage-stabilizing controller for the alternating current generator that aspect embodiment proposes.
Air conditioner according to embodiments of the present invention, by carrying out voltage stabilizing control to its alternating current generator, it can ensure that its is normal
Operation, and service life can be improved.
To reach above-mentioned purpose, third aspect present invention embodiment proposes a kind of voltage stabilizing control method of alternating current generator,
Wherein, transformer and gate-controlled switch group are provided between the alternating current generator and AC power, the transformer includes the first side
With the second side, the transformer is used to enter the voltage of the AC power line translation, and the gate-controlled switch group includes being connected to
The first gate-controlled switch between the AC power and the alternating current generator, it is connected to the AC power and the transformer
The second gate-controlled switch between first side, the 3rd be connected between the first side of the transformer and the alternating current generator are controllable
The 4th gate-controlled switch that switch, is connected between the second side of the transformer and the alternating current generator and it is connected to described exchange
The 5th gate-controlled switch between power supply and the second side of the transformer, the voltage stabilizing control method comprise the following steps：Detection
The voltage of the AC power, and judge the voltage pulsation situation of the AC power；According to the voltage pulsation of the AC power
Situation is controlled to the on off state of each gate-controlled switch in the gate-controlled switch group, to choose whether by the transformation
Device enters line translation to the voltage of the AC power and selects the voltage transformation mode of the transformer, so that the alternating current generator
Stabilized input voltage within predetermined voltage range.
The voltage stabilizing control method of alternating current generator according to embodiments of the present invention, can be according to the voltage pulsation situation of AC power
The on off state of each gate-controlled switch in gate-controlled switch group is controlled, to choose whether by transformer to AC power
Voltage enter line translation and select transformer voltage transformation mode so that the stabilized input voltage of alternating current generator is in predeterminated voltage
Within the scope of, the normal operation of alternating current generator can be ensured, reduce the loss of alternating current generator, that improves alternating current generator uses the longevity
Life.
In addition, the voltage stabilizing control method of the alternating current generator proposed according to the above embodiment of the present invention can also be with following attached
The technical characteristic added：
Specifically, each in the gate-controlled switch group controllable is opened according to the fluctuation situation of the voltage of the AC power
The on off state of pass is controlled, including：If the voltage of the AC power is within the predetermined voltage range, or
The voltage of the AC power is in outside the predetermined voltage range and the duration is less than the first preset time, then controls institute
State the first gate-controlled switch closure, and control second gate-controlled switch, the 3rd gate-controlled switch, the 4th gate-controlled switch and
5th gate-controlled switch disconnects, so that the voltage of the AC power is directly inputted to the alternating current generator.
Specifically, the first side of the transformer is high-pressure side, and the second side of the transformer is low-pressure side, according to described
The fluctuation situation of the voltage of AC power is controlled to the on off state of each gate-controlled switch in the gate-controlled switch group, bag
Include：If the voltage of the AC power is more than the higher limit of the predetermined voltage range and the duration is more than or equal to described the
One preset time, then control second gate-controlled switch and the 4th gate-controlled switch to close, and control described first controllable to open
Pass, the 3rd gate-controlled switch and the 5th gate-controlled switch disconnect, so that the voltage of the AC power is passing through the change
The alternating current generator is inputted after depressor decompression transformation.
Further, according to the fluctuation situation of the voltage of the AC power to each controllable in the gate-controlled switch group
The on off state of switch is controlled, including：If the voltage of the AC power is less than the lower limit of the predetermined voltage range
It is worth and the duration is more than or equal to first preset time, then controls the 3rd gate-controlled switch and the 5th gate-controlled switch
Closure, and control first gate-controlled switch, second gate-controlled switch and the 4th gate-controlled switch to disconnect, so that the friendship
The voltage for flowing power supply inputs the alternating current generator after being converted by the transformer boost.
To reach above-mentioned purpose, fourth aspect present invention embodiment proposes a kind of non-transitory computer-readable storage medium
Matter, computer program is stored thereon with, wherein, the program realizes that third aspect present invention embodiment proposes when being executed by processor
AC power voltage stabilizing control method.
Non-transitorycomputer readable storage medium according to embodiments of the present invention, by the computer journey for performing its storage
Sequence, the normal operation of alternating current generator can be ensured, reduce the loss of alternating current generator, improve the service life of alternating current generator.
Brief description of the drawings
Fig. 1 is the structural representation according to the voltage-stabilizing controller of the alternating current generator of one embodiment of the invention；
Fig. 2 is the flow chart according to the voltage stabilizing control method of the alternating current generator of the embodiment of the present invention；
Fig. 3 is the flow chart according to the voltage stabilizing control method of the alternating current generator of a specific embodiment of the invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
The voltage-stabilizing controller of the alternating current generator of the embodiment of the present invention, method and air conditioner described below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation according to the voltage-stabilizing controller of the alternating current generator of one embodiment of the invention.
It should be noted that the alternating current generator of the embodiment of the present invention can be the exchange pressure fan of air conditioner, that is to say, that
The voltage-stabilizing controller of the alternating current generator of the embodiment of the present invention can apply in air conditioner.
As shown in figure 1, the voltage-stabilizing controller of the alternating current generator of the embodiment of the present invention, including voltage detecting judge module
10th, transformer 20, gate-controlled switch group 30 and controller 40.
Wherein, voltage detecting judge module 10 is connected with AC power, and voltage detection module 10 can be used for detection to exchange
Power supply AC voltage, and can determine whether AC power AC voltage pulsation situation；Transformer 20 includes the first side and the second side, and becomes
Depressor 20 can be used for entering line translation to AC power AC voltage；Gate-controlled switch group 30 includes the first gate-controlled switch K1, second can
Control switch K2, the 3rd gate-controlled switch K3, the 4th gate-controlled switch K4 and the 5th gate-controlled switch K5, specifically, the first gate-controlled switch K1
It is attached between AC power AC and alternating current generator M, the second gate-controlled switch K2 is attached to AC power AC and transformer 20
The first side between, the 3rd gate-controlled switch K3 is attached between the first side of transformer 20 and alternating current generator M, and the 4th controllable opens
Close K4 to be attached between the second side of transformer 20 and alternating current generator M, the 5th gate-controlled switch K5 is attached to AC power AC
Between the second side of transformer 20；Controller 30 can respectively with it is every in voltage detecting judge module 10 and gate-controlled switch group 30
Individual gate-controlled switch is connected, and voltage of the controller 30 available for the AC power AC judged according to voltage detecting judge module 10
Fluctuation situation is controlled to the on off state of each gate-controlled switch in gate-controlled switch group 30, to choose whether to pass through transformer
20 couples of AC power AC voltage enters line translation and selects the voltage transformation mode of transformer 20, so that alternating current generator M input
Voltage stabilization is within predetermined voltage range.
In one embodiment of the invention, the first side of transformer 20 is high-pressure side, and the second side of transformer 20 is low
Press side.
Specifically, controller 40 detects AC power AC voltage in voltage detecting judge module 10 and judges alternating current
When source AC voltage is within predetermined voltage range, or in voltage detecting judge module 10 detect AC power AC electricity
Press and judge that AC power AC voltage is in outside predetermined voltage range and when the duration is less than the first preset time, can connect
The first signal that voltage detecting judge module 10 is sent is received, and it is controllable according to first in this signal control gate-controlled switch group 30
K1 closures are switched, and control the second gate-controlled switch K2, the 3rd gate-controlled switch K3, the 4th gate-controlled switch K4 in gate-controlled switch group 30
Disconnected with the 5th gate-controlled switch K5.As shown in figure 1, when the first gate-controlled switch K1 is closed, and it is the second gate-controlled switch K2, the 3rd controllable
When switching K3, the 4th gate-controlled switch K4 and the 5th gate-controlled switch K5 disconnections, AC power AC voltage can be made to be directly inputted to friendship
Flow motor M.
Controller 40 detects the voltage of AC power in voltage detecting judge module 10 and judges AC power AC electricity
Pressure more than predetermined voltage range higher limit and the duration be more than or equal to the first preset time when, voltage detecting can be received and sentenced
The secondary signal that disconnected module 10 is sent, and can according to the second gate-controlled switch K2 and the 4th in this signal control gate-controlled switch group 30
Control switch K4 closures, and control the first gate-controlled switch K1 in gate-controlled switch group 30, the 3rd gate-controlled switch K3 and the 5th is controllable opens
K5 is closed to disconnect.Closed as shown in figure 1, working as the second gate-controlled switch K2 and the 4th gate-controlled switch K4, and the first gate-controlled switch K1, the 3rd
When gate-controlled switch K3 and the 5th gate-controlled switch K5 disconnects, AC power AC directly can be connected with the first side of transformer 20, exchange
Motor M directly can be connected with the second side of transformer 20.Now, AC power AC voltage can be defeated from the first side of transformer 20
Enter, and alternating current generator M is input to after the decompression transformation of transformer 20.
Controller 40 detects AC power AC voltage in voltage detecting judge module 10 and judges AC power AC's
Voltage is less than the lower limit of predetermined voltage range and the duration is when being more than or equal to the first preset time, can receive voltage detecting
The 3rd signal that judge module 10 is sent, and according to the 3rd gate-controlled switch K3 and the 5th in this signal control gate-controlled switch group 30
Gate-controlled switch K5 is closed, and controls the first gate-controlled switch K1, the second gate-controlled switch K2 and the 4th in gate-controlled switch group 30 controllable
K4 is switched to disconnect.As shown in figure 1, when the 3rd gate-controlled switch K3 and the 5th gate-controlled switch K5 are closed, and the first gate-controlled switch K1, the
When two gate-controlled switch K2 and the 4th gate-controlled switch K4 disconnect, AC power AC directly can be connected with the second side of transformer 20, hand over
Stream motor M directly can be connected with the first side of transformer 20.Now, AC power AC voltage can be from the second side of transformer 20
Input, and alternating current generator M is being input to after the boosting inverter of transformer 20.
In one embodiment of the invention, the first gate-controlled switch K1 in gate-controlled switch group 30, the second gate-controlled switch K2,
3rd gate-controlled switch K3, the 4th gate-controlled switch K4 and the 5th gate-controlled switch K5 are relay.
It should be appreciated that in other embodiments of the invention, the first side of transformer 20 can also be low-pressure side, transformer 20
The second side be high-pressure side, now controlling transformer 20 to carry out boosting inverter or during decompression transformation, the state of each gate-controlled switch
Can correspondingly it change, the corresponding relation of the state of specific voltage transformation mode and each gate-controlled switch will not be described in detail herein.
In one embodiment of the invention, except can be by the higher limit of AC power AC voltage and predetermined voltage range
Be compared with lower limit to judge outside AC power AC voltage pulsation situation, can also by by AC power AC voltage with
Set the voltage pulsation situation that the difference of the voltage mode such as compared with a certain setting value judges AC power AC.
In one particular embodiment of the present invention, controller 40 detects AC power in voltage detecting judge module 10
AC voltage and when judging that AC power AC voltage and the absolute value X of the difference of setting voltage are less than initial set value a, or
AC power AC voltage is detected in voltage detecting judge module 10 and judges AC power AC voltage and setting voltage
The absolute value X of difference is more than initial set value a and continues detection time T when being less than setting time value t, can receive voltage detecting
The first signal 00 that judge module 10 is sent, and closed according to the first gate-controlled switch K1 in this signal control gate-controlled switch group 30
Close, and control the second gate-controlled switch K2, the 3rd gate-controlled switch K3, the 4th gate-controlled switch K4 and the 5th in gate-controlled switch group 30 can
Control switch K5 disconnects, so that AC power AC voltage can be directly inputted to alternating current generator M.Controller 40 judges in voltage detecting
Module 10 detects AC power AC voltage and judges AC power AC voltage and set the difference x of voltage to be more than and initially set
Definite value a and continue detection time T when being more than setting time value t, can receive that voltage detecting judge module 10 is sent second is believed
Number 01, and the second gate-controlled switch K2 and the 4th gate-controlled switch K4 closures are controlled according to this signal, and control the first gate-controlled switch K1,
3rd gate-controlled switch K3 and the 5th gate-controlled switch K5 disconnects, so that AC power AC voltage by transformer pressure-reducing after being converted
Input AC motor M.Controller 40 detects AC power AC voltage in voltage detecting judge module 10 and judges alternating current
When the difference x of source AC voltage and setting voltage is less than the opposite number-a of initial set value and continues detection time T more than setting
Between value t when, the 3rd signal 10 that voltage detecting judge module 10 is sent can be received, and open according to this signal control the 3rd is controllable
K3 and the 5th gate-controlled switch K5 closures are closed, and control the first gate-controlled switch K1, the second gate-controlled switch K2 and the 4th gate-controlled switch K4
Disconnect, so that AC power AC voltage input AC motor M after transformer boost conversion.
The voltage-stabilizing controller of alternating current generator according to embodiments of the present invention, controller can be according to voltage detecting judge modules
The voltage pulsation situation for the AC power judged is controlled to the on off state of each gate-controlled switch in controlling switch group,
In a manner of choosing whether to enter the voltage of AC power by transformer the voltage transformation of line translation and selection transformer, so as to hand over
The stabilized input voltage of motor is flowed within predetermined voltage range, thereby, it is possible to ensure the normal operation of alternating current generator, is reduced and is handed over
The loss of motor is flowed, improves the service life of alternating current generator.
Corresponding above-described embodiment, the invention also provides a kind of air conditioner.
The air conditioner of the embodiment of the present invention, include the voltage stabilizing control dress of the alternating current generator of the above embodiment of the present invention proposition
Put, its specific embodiment can refer to above-described embodiment, to avoid redundancy, will not be repeated here.
Air conditioner according to embodiments of the present invention, by carrying out voltage stabilizing control to its alternating current generator, it can ensure that its is normal
Operation, and service life can be improved.
Corresponding above-described embodiment, the present invention also propose a kind of voltage stabilizing control method of alternating current generator.
Reference picture 1, is provided with transformer and can in one embodiment of the invention, between alternating current generator and AC power
Switches set is controlled, transformer includes the first side and the second side, and transformer can be used for entering line translation to AC power AC voltage, controllable
Switches set include being connected to the first gate-controlled switch K1 between AC power AC and alternating current generator M, be connected to AC power AC with
The second gate-controlled switch K2 between first side of transformer, the 3rd be connected between the first side of transformer and alternating current generator M
Gate-controlled switch K3, the 4th gate-controlled switch K4 being connected between the second side of transformer and alternating current generator M and it is connected to alternating current
The 5th gate-controlled switch K5 between source AC and the second side of transformer.
As shown in Fig. 2 the voltage stabilizing control method of the alternating current generator of the embodiment of the present invention, comprises the following steps：
S1, detects the voltage of AC power, and judges the voltage pulsation situation of AC power.
In one embodiment of the invention, can by the higher limit of AC power AC voltage and predetermined voltage range and under
Limit value is compared to judge AC power AC voltage pulsation situation, can also be by AC power AC voltage and setting voltage
The difference mode such as compared with a certain setting value judges AC power AC voltage pulsation situation.
S2, the on off state of each gate-controlled switch in gate-controlled switch group is entered according to the voltage pulsation situation of AC power
Row control, to choose whether to enter the voltage of AC power by transformer line translation and select the voltage transformation side of transformer
Formula, so that the stabilized input voltage of alternating current generator is within predetermined voltage range.
In one embodiment of the invention, the first side of transformer is high-pressure side, and the second side of transformer is low-pressure side.
Specifically, if AC power AC voltage is within predetermined voltage range, or AC power AC voltage
Outside predetermined voltage range and the duration is less than the first preset time, and the first signal can be received by controller, and
The first gate-controlled switch K1 closures are controlled according to this signal, and control the second gate-controlled switch K2, the 3rd gate-controlled switch K3, the 4th controllable
K4 and the 5th gate-controlled switch K5 is switched to disconnect.When the first gate-controlled switch K1 is closed, and control the second gate-controlled switch K2, the 3rd controllable
When switching K3, the 4th gate-controlled switch K4 and the 5th gate-controlled switch K5 disconnections, AC power AC voltage can be made can be directly inputted to
Alternating current generator M.
If AC power AC voltage is more than the higher limit of predetermined voltage range and the duration is pre- more than or equal to first
If the time, secondary signal can be received by controller, and the second gate-controlled switch K2 and the 4th gate-controlled switch are controlled according to this signal
K4 is closed, and controls the first gate-controlled switch K1, the 3rd gate-controlled switch K3 and the 5th gate-controlled switch K5 to disconnect.When the second gate-controlled switch
K2 and the 4th gate-controlled switch K4 closures, and when the first gate-controlled switch K1, the 3rd gate-controlled switch K3 and the 5th gate-controlled switch K5 disconnections,
AC power AC directly can be connected with the first side of transformer, and alternating current generator M directly can be connected with the second side of transformer.Now
AC power AC voltage can be inputted from the first side of transformer, and alternating current generator is input to after the decompression transformation of transformer
M。
If AC power AC voltage is less than the lower limit of predetermined voltage range and the duration is pre- more than or equal to first
If the time, the 3rd signal can be received by controller, and the 3rd gate-controlled switch K3 and the 5th gate-controlled switch are controlled according to this signal
K5 is closed, and controls the first gate-controlled switch K1, the second gate-controlled switch K2 and the 4th gate-controlled switch K4 to disconnect.When the 3rd gate-controlled switch
K3 and the 5th gate-controlled switch K5 closures, and when the first gate-controlled switch K1, the second gate-controlled switch K2 and the 4th gate-controlled switch K4 disconnections,
AC power AC directly can be connected with the second side of transformer, and alternating current generator M directly can be connected with the first side of transformer.Now
AC power AC voltage can be inputted from the second side of transformer, and exchange can be input to after the boosting inverter by reducing transformer
Motor M.
In one embodiment of the invention, the first gate-controlled switch K1, the second gate-controlled switch K2, the 3rd gate-controlled switch K3,
4th gate-controlled switch K4 and the 5th gate-controlled switch K5 is relay.
It should be appreciated that in other embodiments of the invention, the first side of transformer can also be low-pressure side, the of transformer
Two sides are high-pressure side, and now when controlling transformer to carry out boosting inverter or decompression transformation, the state of each gate-controlled switch can be corresponding
Ground changes, and the corresponding relation of the state of specific voltage transformation mode and each gate-controlled switch will not be described in detail herein.
The voltage stabilizing control method of alternating current generator according to embodiments of the present invention, can be according to the voltage pulsation situation of AC power
The on off state of each gate-controlled switch in gate-controlled switch group is controlled, to choose whether by transformer to AC power
Voltage enter line translation and select transformer voltage transformation mode so that the stabilized input voltage of alternating current generator is in predeterminated voltage
Within the scope of, the normal operation of alternating current generator can be ensured, reduce the loss of alternating current generator, that improves alternating current generator uses the longevity
Life.
In one particular embodiment of the present invention, as shown in figure 3, the voltage stabilizing control method of alternating current generator may include it is following
Step：
S301, calculate the voltage and the x of the difference of setting voltage of AC power.Wherein, the voltage of alternating current generator can be
220V。
S302, calculate the voltage and the absolute value X of the difference of setting voltage of AC power.
S303, judges whether X is less than a.If it is, perform step S312；If it is not, then perform step S304 or step
S308.Wherein, a can be initial set value.
S304, judges whether x is more than a and judges whether T is more than t.If x is more than a and T is more than t, step is performed
S305；If x is less than or equal to t less than or equal to a or T, step S312 is performed.Wherein, T is to continue detection time, when t is sets
Between be worth.
S305, controller receive 01 signal.
S306, controller control the second gate-controlled switch K2 and the 4th gate-controlled switch K4 to close according to 01 signal, and control the
One gate-controlled switch K1, the 3rd gate-controlled switch K3 and the 5th gate-controlled switch K5 disconnect.
S307, the voltage of the AC power input AC motor after being converted by transformer pressure-reducing.
S308, judge whether x is less than-a and whether T is more than t.If x is less than-a and T is more than t, step S309 is performed；
If x is less than or equal to t more than or equal to-a or T, step S312 is performed.
S309, controller receive 10 signals.
S308, controller control the 3rd gate-controlled switch K3 and the 5th gate-controlled switch K5 to close according to 10 signals, and control the
One gate-controlled switch K1, the second gate-controlled switch K2 and the 4th gate-controlled switch K4 disconnect.
S310, the voltage of the AC power input AC motor after transformer boost conversion.
S312, controller receive 00 signal.
S313, controller control the first gate-controlled switch K1 to close according to 00 signal, and control the second gate-controlled switch K2, the 3rd
Gate-controlled switch K3, the 4th gate-controlled switch K4 and the 5th gate-controlled switch K5 disconnect.
S314, the voltage of AC power are directly inputted to alternating current generator.
Corresponding above-described embodiment, the present invention also propose a kind of non-transitorycomputer readable storage medium.
The non-transitorycomputer readable storage medium of the embodiment of the present invention, is stored with computer program, wherein when the journey
When sequence is executed by processor, the method for stabilizing voltage for the alternating current generator that the above embodiment of the present invention proposes can be achieved.
Non-transitorycomputer readable storage medium according to embodiments of the present invention, by the computer journey for performing its storage
Sequence, the normal operation of alternating current generator can be ensured, reduce the loss of alternating current generator, improve the service life of alternating current generator.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (11)
- A kind of 1. voltage-stabilizing controller of alternating current generator, it is characterised in that including：Voltage detecting judge module, the voltage detecting judge module are connected with AC power, the voltage detecting judge module For detecting the voltage of the AC power, and judge the voltage pulsation situation of the AC power；Transformer, the transformer include the first side and the second side, and the transformer is used to enter the voltage of the AC power Line translation；Gate-controlled switch group, what the gate-controlled switch group included being connected between the AC power and the alternating current generator first can Control switch, the second gate-controlled switch being connected between the AC power and the first side of the transformer, it is connected to the change The 3rd gate-controlled switch between first side of depressor and the alternating current generator, the second side and the friendship for being connected to the transformer The 5th for flowing the 4th gate-controlled switch between motor and being connected between the AC power and the second side of the transformer can Control switch；Controller, the controller controllable are opened with each in the voltage detecting judge module and the gate-controlled switch group respectively Close and be connected, the controller is used for can to each in the gate-controlled switch group according to the voltage pulsation situation of the AC power The on off state of control switch is controlled, to choose whether to enter line translation to the voltage of the AC power by the transformer With the voltage transformation mode for selecting the transformer so that the stabilized input voltage of the alternating current generator predetermined voltage range it It is interior.
- 2. the voltage-stabilizing controller of alternating current generator according to claim 1, it is characterised in that the controller is in the friendship When the voltage of stream power supply is within the predetermined voltage range, or the default electricity is in the voltage of the AC power Outside pressure scope and the duration is when being less than the first preset time, controls first gate-controlled switch to close, and controls described the Two gate-controlled switches, the 3rd gate-controlled switch, the 4th gate-controlled switch and the 5th gate-controlled switch disconnect, so that the friendship The voltage of stream power supply is directly inputted to the alternating current generator.
- 3. the voltage-stabilizing controller of alternating current generator according to claim 2, it is characterised in that the first side of the transformer For high-pressure side, the second side of the transformer is low-pressure side, and the controller is more than described pre- in the voltage of the AC power If the higher limit of voltage range and when the duration is more than or equal to first preset time, control second gate-controlled switch and 4th gate-controlled switch closure, and control first gate-controlled switch, the 3rd gate-controlled switch and the described 5th controllable to open Shut-off is opened, so that the voltage of the AC power inputs the alternating current generator after being converted by the transformer pressure-reducing.
- 4. the voltage-stabilizing controller of alternating current generator according to claim 3, it is characterised in that the controller is in the friendship The voltage of stream power supply is less than the lower limit of the predetermined voltage range and the duration is when being more than or equal to first preset time, Control the 3rd gate-controlled switch and the 5th gate-controlled switch to close, and control first gate-controlled switch, described second can Control switch and the 4th gate-controlled switch disconnect, so that the voltage of the AC power by the transformer boost after being converted Input the alternating current generator.
- 5. the voltage-stabilizing controller of the alternating current generator according to any one of claim 1-4, it is characterised in that described first Gate-controlled switch, second gate-controlled switch, the 3rd gate-controlled switch, the 4th gate-controlled switch and the 5th gate-controlled switch It is relay.
- A kind of 6. air conditioner, it is characterised in that the voltage stabilizing control including the alternating current generator according to any one of claim 1-5 Device processed.
- 7. the voltage stabilizing control method of a kind of alternating current generator, it is characterised in that be provided between the alternating current generator and AC power Transformer and gate-controlled switch group, the transformer include the first side and the second side, and the transformer is used for the AC power Voltage enter line translation, what the gate-controlled switch group included being connected between the AC power and the alternating current generator first can Control switch, the second gate-controlled switch being connected between the AC power and the first side of the transformer, it is connected to the change The 3rd gate-controlled switch between first side of depressor and the alternating current generator, the second side and the friendship for being connected to the transformer The 5th for flowing the 4th gate-controlled switch between motor and being connected between the AC power and the second side of the transformer can Control switch, the voltage stabilizing control method comprise the following steps：The voltage of the AC power is detected, and judges the voltage pulsation situation of the AC power；The on off state of each gate-controlled switch in the gate-controlled switch group is entered according to the voltage pulsation situation of the AC power Row control, to choose whether to enter the voltage of the AC power by the transformer line translation and select the transformer Voltage transformation mode, so that the stabilized input voltage of the alternating current generator is within predetermined voltage range.
- 8. the voltage stabilizing control method of alternating current generator according to claim 7, it is characterised in that according to the AC power The fluctuation situation of voltage is controlled to the on off state of each gate-controlled switch in the gate-controlled switch group, including：If the voltage of the AC power is within the predetermined voltage range, or the voltage of the AC power is in Outside the predetermined voltage range and the duration is less than the first preset time, then controls first gate-controlled switch to close, and Second gate-controlled switch, the 3rd gate-controlled switch, the 4th gate-controlled switch and the 5th gate-controlled switch is controlled to disconnect, So that the voltage of the AC power is directly inputted to the alternating current generator.
- 9. the voltage stabilizing control method of alternating current generator according to claim 8, it is characterised in that the first side of the transformer For high-pressure side, the second side of the transformer is low-pressure side, according to the fluctuation situation of the voltage of the AC power to it is described can The on off state of each gate-controlled switch in control switches set is controlled, including：If the voltage of the AC power is more than the higher limit of the predetermined voltage range and the duration is more than or equal to described First preset time, then control second gate-controlled switch and the 4th gate-controlled switch to close, and control described first controllable Switch, the 3rd gate-controlled switch and the 5th gate-controlled switch disconnect, so that the voltage of the AC power is by described The alternating current generator is inputted after transformer pressure-reducing conversion.
- 10. the voltage stabilizing control method of alternating current generator according to claim 9, it is characterised in that according to the AC power The fluctuation situation of voltage the on off state of each gate-controlled switch in the gate-controlled switch group is controlled, including：If the voltage of the AC power is less than the lower limit of the predetermined voltage range and the duration is more than or equal to described First preset time, then control the 3rd gate-controlled switch and the 5th gate-controlled switch to close, and control described first controllable Switch, second gate-controlled switch and the 4th gate-controlled switch disconnect, so that the voltage of the AC power is by described The alternating current generator is inputted after transformer boost conversion.
- 11. a kind of non-transitorycomputer readable storage medium, is stored thereon with computer program, it is characterised in that the program The voltage stabilizing control method of the alternating current generator as described in any in claim 7-10 is realized when being executed by processor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710792629.8A CN107493052B (en) | 2017-09-05 | 2017-09-05 | Voltage stabilization control device and method for alternating current motor and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710792629.8A CN107493052B (en) | 2017-09-05 | 2017-09-05 | Voltage stabilization control device and method for alternating current motor and air conditioner |
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| CN107493052B CN107493052B (en) | 2022-11-11 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1906516A1 (en) * | 2006-09-27 | 2008-04-02 | TDK Corporation | Switching power supply unit and voltage detection circuit |
| US20100039090A1 (en) * | 2008-08-15 | 2010-02-18 | Technology Research Corporation | Voltage compensation circuit |
| US20120134180A1 (en) * | 2009-08-05 | 2012-05-31 | Honda Motor Co., Ltd. | Dc/dc converter |
| CN207150477U (en) * | 2017-09-05 | 2018-03-27 | 广东美的制冷设备有限公司 | The voltage-stabilizing controller and air conditioner of alternating current generator |
-
2017
- 2017-09-05 CN CN201710792629.8A patent/CN107493052B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1906516A1 (en) * | 2006-09-27 | 2008-04-02 | TDK Corporation | Switching power supply unit and voltage detection circuit |
| US20100039090A1 (en) * | 2008-08-15 | 2010-02-18 | Technology Research Corporation | Voltage compensation circuit |
| US20120134180A1 (en) * | 2009-08-05 | 2012-05-31 | Honda Motor Co., Ltd. | Dc/dc converter |
| CN207150477U (en) * | 2017-09-05 | 2018-03-27 | 广东美的制冷设备有限公司 | The voltage-stabilizing controller and air conditioner of alternating current generator |
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| CN107493052B (en) | 2022-11-11 |
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