CN106899247B - A kind of power control system - Google Patents
A kind of power control system Download PDFInfo
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- CN106899247B CN106899247B CN201510958866.8A CN201510958866A CN106899247B CN 106899247 B CN106899247 B CN 106899247B CN 201510958866 A CN201510958866 A CN 201510958866A CN 106899247 B CN106899247 B CN 106899247B
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- 230000005284 excitation Effects 0.000 claims abstract description 92
- 230000005611 electricity Effects 0.000 claims abstract description 25
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 11
- 238000010248 power generation Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000000750 progressive effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- 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
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
- H02P9/38—Self-excitation by current derived from rectification of both output voltage and output current of generator
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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
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
- H02P9/36—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using armature-reaction-excited machines
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
The invention discloses a kind of power control systems, are applied to automobile, including load voltage sensor, for acquiring the first voltage signal of the load of the electronic device on automobile, and first voltage signal are exported；Central processing unit for receiving first voltage signal, and generates voltage control signal according to first voltage signal and exports；Generator excitation voltage control unit, for receiving voltage control signal and adjusting the excitation voltage itself exported according to voltage control signal；Generator for generating generating voltage according to excitation voltage, and generating voltage is exported to electronic device and is loaded, is electronic device load supplying；Battery control unit, including battery, battery are used for as load voltage sensor, central processing unit, the power supply of generator excitation voltage control unit.Power control system disclosed by the invention realizes the accurate control to generator output electricity, considerably reduces the energy consumption of vehicle complete vehicle, saved the energy.
Description
Technical field
The present invention relates to automobile power source control technology fields, more particularly to a kind of power control system.
Background technique
With extensive application of the automotive electronic technology on automobile, the specific gravity of electronic component is increasing in vehicle complete vehicle,
Meanwhile it is also higher and higher for the related request of automotive energy-saving emission-reducing.In the process of running, generator is that automobile is supplied to automobile
How electricity carries out the output electricity for accurately controlling generator, has important role to automotive energy-saving emission-reducing.In the prior art,
The output electricity of generator be it is fixed, output electricity will not be changed with the variation of load, for generator output electricity
Amount cannot accomplish accurately to adjust control, so that the energy consumption of vehicle complete vehicle be caused to increase.
Therefore, how to provide one kind to reduce the power control system of vehicle complete vehicle energy consumption is those skilled in the art's mesh
Preceding problem to be solved.
Summary of the invention
The object of the present invention is to provide a kind of power control system, the accurate control to generator output electricity is realized,
The energy consumption for considerably reducing vehicle complete vehicle, has saved the energy.
In order to solve the above technical problems, being applied to automobile the present invention provides a kind of power control system, comprising:
Load voltage sensor, for acquiring the first voltage signal of the load of the electronic device on the automobile, and by institute
State the output of first voltage signal；
Central processing unit generates voltage control for receiving the first voltage signal, and according to the first voltage signal
Signal processed simultaneously exports；
Generator excitation voltage control unit, for receiving the voltage control signal and according to the voltage control signal
Adjust the excitation voltage of itself output；
Generator for generating generating voltage according to the excitation voltage, and the generating voltage is exported to the electricity
Sub- device load is the electronic device load supplying；
Battery control unit, including battery, the battery are used to be the load voltage sensor, central processing
Device, the power supply of generator excitation voltage control unit.
Preferably, the generator excitation voltage control unit specifically include excitation voltage regulation module and respectively with institute
State the separate excitation control module and self-excitation control module of the connection of excitation voltage regulation module；
Then the central processing unit is specifically used for according to the corresponding voltage of the first voltage signal and default generating voltage
Size comparison result control the separate excitation control module and it is described self-excitation control module conducting or shutdown.
Preferably, the separate excitation control module specifically includes separate excitation control NPN type triode and separate excitation for electric diode,
In:
The collector of the separate excitation control NPN type triode is connect with the positive terminal of the battery, the separate excitation control
The base stage of NPN type triode is connect with the separate excitation of central processing unit control end feet, the separate excitation control NPN type triode
Anode of the emitter with the separate excitation for electric diode is connect, cathode and the excitation voltage tune of the separate excitation for electric diode
Save the power end connection of module；The control terminal of the excitation voltage regulation module and the voltage controling end foot of the central processing unit
Connection；The excitation voltage output end of the excitation voltage regulation module is connect with the magnet exciting coil of the generator, the electric power storage
The negative pole end in pond is grounded.
Preferably, the self-excitation control module specifically includes self-excitation control NPN type triode and encourages oneself for electric diode,
Wherein:
The base stage of the self-excitation control NPN type triode is connect with the self-excitation of central processing unit control end feet, described
The collector of self-excitation control NPN type triode is connect with the output end of the generator, the self-excitation control NPN type triode
Transmitting collection is connect with the self-excitation for the anode of electric diode, and the self-excitation is for the cathode of electric diode and separate excitation power supply two
The cathode of pole pipe connects.
Preferably, the battery control unit further includes charging control unit, control of discharge unit and battery electricity
Pressure sensor, in which:
The battery voltage sensor is used to acquire the second voltage signal of the positive terminal of the battery, and will be described
Second voltage signal is sent to the central processing unit；
Then the central processing unit is also used to obtain the corresponding voltage of the second voltage signal greater than battery when judgement
It when preset charge voltage, then controls the charging control unit and disconnects, the generator stops being that the battery charges；When sentencing
It is disconnected when obtaining the corresponding voltage of the second voltage signal and presetting discharge voltage less than battery, then control the control of discharge list
Member disconnects, and the battery stops voltage output.
Preferably, the charging control unit specifically includes charge control PNP type triode and charge control drop-down electricity
Resistance, in which:
The collector of the charge control PNP type triode is connect with the positive terminal of the battery, the charge control
The base stage of the PNP type triode charge control with one end of the charge control pull down resistor and the central processing unit respectively
The transmitting collection of end feet connection, the charge control PNP type triode is connect with the output end of the generator, the charge control
The other end of pull down resistor is grounded.
Preferably, the control of discharge unit specifically include control of discharge PNP type triode, control of discharge pull down resistor with
And storage battery power supply circuit diode, in which:
The transmitting collection of the control of discharge PNP type triode is connect with the positive terminal of the battery, the control of discharge
The base stage of the PNP type triode control of discharge with one end of the control of discharge pull down resistor and the central processing unit respectively
End feet connection, the collector of the control of discharge PNP type triode are connect with the anode of the storage battery power supply circuit diode,
The cathode of the storage battery power supply circuit diode is connect with one end that the electronic device loads, the control of discharge drop-down electricity
The other end of resistance is grounded, the other end ground connection of the electronic device load.
Preferably, the system further include:
DC/DC power-switching circuit, for being respectively described negative after the voltage of the battery is converted to predeterminated voltage
Carry voltage sensor, central processing unit and the power supply of battery voltage sensor.
Preferably, the load voltage sensor is Hall voltage sensor.
Preferably, the battery voltage sensor is Hall voltage sensor.
A kind of power control system provided by the invention can be acquired on automobile by load voltage sensor in real time
The first voltage signal of electronic device load, central processing unit generates voltage control signal according to first voltage signal, and leads to
Overvoltage controls signal to control the output of the excitation voltage of generator excitation voltage control unit, and then controls the hair of generator
Piezoelectric voltage output realizes the accurate control to generator output electricity, considerably reduces the energy consumption of vehicle complete vehicle, saves
The energy.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to institute in the prior art and embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of power control system provided by the invention；
Fig. 2 is the structural schematic diagram of another power control system provided by the invention；
Wherein, in central processing unit, P0.1-first voltage signal input part foot, P0.2-control of discharge end feet,
P0.3-charge control end feet, P0.4-second voltage signal input part foot, P0.5-self-excitation control end feet, P0.6-separate excitation control
End feet processed, P0.7-voltage controling end foot.
Specific embodiment
Core of the invention is to provide a kind of power control system, realizes the accurate control to generator output electricity,
The energy consumption for considerably reducing vehicle complete vehicle, has saved the energy.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment one
Fig. 1 is please referred to, Fig. 1 is a kind of structural schematic diagram of power control system provided by the invention, which includes:
Load voltage sensor 1, for acquiring the first voltage signal of the load of the electronic device on automobile, and it is electric by first
Press signal output；
Preferably, load voltage sensor 1 can be Hall voltage sensor, and certainly, load voltage sensor 1 is also
It can be other kinds of sensor, be not particularly limited herein in the present invention.
Central processing unit 2 generates voltage control signal simultaneously for receiving first voltage signal, and according to first voltage signal
Output；
Generator excitation voltage control unit 3, for receiving voltage control signal and being adjusted certainly according to voltage control signal
The excitation voltage of body output；
Generator 4 for generating generating voltage according to excitation voltage, and generating voltage is exported to electronic device and is loaded,
For electronic device load supplying；
Battery control unit 5, including battery 51, battery 51 are used for as load voltage sensor 1, central processing unit
2, generator excitation voltage control unit 3 is powered.
A kind of power control system provided by the invention can be acquired on automobile by load voltage sensor in real time
The first voltage signal of electronic device load, central processing unit generates voltage control signal according to first voltage signal, and leads to
Overvoltage controls signal to control the output of the excitation voltage of generator excitation voltage control unit, and then controls the hair of generator
Piezoelectric voltage output realizes the accurate control to generator output electricity, considerably reduces the energy consumption of vehicle complete vehicle, saves
The energy.
Embodiment two
Referring to figure 2., Fig. 2 is the structural schematic diagram of another power control system provided by the invention, and the system is in reality
On the basis of applying example one:
Preferably, generator excitation voltage control unit 3 specifically includes excitation voltage regulation module 31 and difference
The separate excitation control module and self-excitation control module being connect with excitation voltage regulation module 31；
Then central processing unit 2 is specifically used for according to the size of the corresponding voltage of first voltage signal and default generating voltage
Comparison result controls the conducting or shutdown of separate excitation control module and control module of encouraging oneself.
It is understood that the corresponding voltage of first voltage signal here is exactly the output electricity of generator 4 at this time in fact
It presses (namely generating voltage), when the electronic device load on the automobile that central processing unit 2 receives the acquisition of load voltage sensor 1
First voltage signal when, the corresponding voltage of first voltage signal is compared with the default generating voltage of generator 4, if
The corresponding voltage of first voltage signal is bigger than the default generating voltage of generator 4, then illustrates the output voltage energy of generator 4 at this time
Enough meet the condition of generator self-excitation power generation, then the self-excitation of the control of central processing unit 2 at this time control module conducting, namely generates electricity at this time
Power supply of the generating voltage of machine 4 as generator excitation voltage control unit 3, generator 4 carry out self-excitation power generation at this time；Such as
The corresponding voltage of fruit first voltage signal is smaller than the default generating voltage of generator 4, then illustrates the output voltage of generator 4 at this time
It is unsatisfactory for the condition of the self-excitation power generation of generator 4, then central processing unit 2 controls the conducting of separate excitation control module at this time, and battery 51 is
Generator excitation voltage control unit 3 provides power supply, and generator 4 carries out separate excitation power generation at this time.
In addition, default generating voltage here is artificially set, specific value is set according to the actual situation, this hair
It is bright not to be particularly limited herein.
Preferably, separate excitation control module specifically includes separate excitation control NPN type triode 321 and separate excitation for electric diode
322, in which:
The collector of separate excitation control NPN type triode 321 is connect with the positive terminal of battery 51, and separate excitation controls NPN type three
The separate excitation control end feet of the base stage of pole pipe 321 and central processing unit 2 connect, separate excitation control NPN type triode 321 emitter and
Separate excitation is connected for the anode of electric diode 322, and separate excitation is for the cathode of electric diode 322 and the power supply of excitation voltage regulation module 31
End connection；The control terminal of excitation voltage regulation module 31 is connect with the voltage controling end foot of central processing unit 2；Excitation voltage regulation
The excitation voltage output end of module 31 is connect with the magnet exciting coil 41 of generator 4, the negative pole end ground connection of battery 51.
Preferably, self-excitation control module specifically includes two poles of self-excitation control NPN type triode 331 and self-excitation power supply
Pipe 332, in which:
The base stage of self-excitation control NPN type triode 331 is connect with the self-excitation of central processing unit 2 control end feet, self-excitation control
The collector of NPN type triode 331 is connect with the output end of generator 4, self-excitation control NPN type triode 331 transmitting collection with
Encourage oneself for electric diode 332 anode connect, encourage oneself for electric diode 332 cathode and separate excitation for electric diode 322 cathode
Connection.
Preferably, battery control unit 5 further includes charging control unit, control of discharge unit and battery electricity
Pressure sensor 54, in which:
Battery voltage sensor 54 is used to acquire the second voltage signal of the positive terminal of battery 51, and by second voltage
Signal is sent to central processing unit 2；
Then central processing unit 2 is also used to judge to obtain the corresponding voltage of second voltage signal to preset greater than battery 51 to fill
When piezoelectric voltage, then charging control unit disconnection is controlled, generator 4 stops being that battery 51 charges；When judgement obtains second voltage
When the corresponding voltage of signal presets discharge voltage less than battery 51, then the disconnection of control of discharge unit is controlled, battery 51 stops
Voltage output.
It is understood that generator 4 is when carrying out separate excitation power generation, the output electricity of generator 4 in car running process
Pressure is in addition to also charging to battery 51 for the electronic device load supplying on automobile；When automobile is in starting, generator
4 carry out self-excitation power generation, and battery 51 is in addition to providing power supply for generator excitation voltage control unit 3, also on automobile
Electronic device load is powered；During this, battery voltage sensor 54 can be in real time to the positive terminal of battery 51
Voltage be acquired, obtain second voltage signal, and second voltage signal is sent to central processing unit 2 in real time, center
When the judgement of processor 2 obtains the corresponding voltage of second voltage signal greater than 51 preset charge voltage of battery, then charging control is controlled
Unit processed disconnects, and generator 4 stops being that battery 51 charges, and prevents battery 51 from overshooting；When judgement obtains second voltage signal
When corresponding voltage presets discharge voltage less than battery 51, then the disconnection of control of discharge unit is controlled, battery 51 stops voltage
Output, prevents 51 over-discharge of battery.
Preferably, charging control unit specifically includes charge control PNP type triode 521 and charge control drop-down
Resistance 522, in which:
The collector of charge control PNP type triode 521 is connect with the positive terminal of battery 51, charge control positive-negative-positive three
The base stage of pole pipe 521 connects with the charge control end feet of one end of charge control pull down resistor 522 and central processing unit 2 respectively
It connects, the transmitting collection of charge control PNP type triode 521 is connect with the output end of generator 4, charge control pull down resistor 522
Other end ground connection.
Preferably, control of discharge unit specifically includes control of discharge PNP type triode 531, control of discharge drop-down electricity
Resistance 532 and storage battery power supply circuit diode 533, in which:
The transmitting collection of control of discharge PNP type triode 531 is connect with the positive terminal of battery 51, control of discharge positive-negative-positive three
The base stage of pole pipe 531 connects with the control of discharge end feet of one end of control of discharge pull down resistor 532 and central processing unit 2 respectively
It connects, the collector of control of discharge PNP type triode 531 is connect with the anode of storage battery power supply circuit diode 533, and battery supplies
The cathode of electric circuit diode 533 is connect with one end that electronic device loads, another termination of control of discharge pull down resistor 532
Ground, the other end ground connection of electronic device load.
Preferably, the system further include:
DC/DC power-switching circuit 6, for being respectively load voltage after the voltage of battery 51 is converted to predeterminated voltage
Sensor 1, central processing unit 2 and battery voltage sensor 54 are powered.
As it can be seen that DC/DC power-switching circuit 6 provides basic power supply, and the power supply of DC/DC power-switching circuit is straight
It connects and is provided by automobile storage battery 51.
Preferably, battery voltage sensor 54 is Hall voltage sensor.
For convenience of understanding to this programme, when below will be with regard to automobile starting, entire power supply in operational process and after flame-out
The course of work of control system is described:
When automobile starting, central processing unit 2 monitors the enabling signal of automobile by its bus interface, at this time centre
The P0.6 end feet of reason device 2 exports a high level and separate excitation control NPN type triode 321 is connected, and is directly by battery 51
Excitation voltage regulation module 31 and electronic device load provide power supply, when the load electricity of the electronic device load on automobile
When pressure sensor 1 monitors that the voltage of vehicle power supply line is higher than default generating voltage U1, central processing unit 2 will pass through its P0.5
End feet exports a high level, self-excitation control NPN type triode 331 is connected, while its P0.6 end feet is become low level, makes
It obtains separate excitation control NPN type triode 321 to end, is thus effectively protected the electricity consumption of battery 51, complete separate excitation to certainly
The conversion encouraged.
In car running process, load voltage sensor 1 obtains the voltage value in real-time monitoring vehicle power supply line
First voltage signal, and by first voltage signal real-time Transmission to central processing unit 2,2 circuit of central processing unit is according to the first electricity
It presses signal to generate simultaneously output voltage control signal, and voltage control signal is sent to generator excitation voltage control unit 3
The output of excitation voltage regulation module 31 is controlled to the excitation voltage of dynamo field coil 41, thus accurately controls generator 4
Output electricity.Meanwhile central processing unit 2 is carried out according to voltage of the battery voltage sensor 54 to the positive terminal of battery 51
Real-time monitoring obtains second voltage signal, and second voltage signal is sent to central processing unit 2, and the judgement of central processing unit 2 stores
When the voltage of battery 51 is higher than battery preset charge voltage U2, the P0.3 end feet of central processing unit 2 will export high level, so that
The problem of charge control PNP type triode 521 is ended, and battery 51 is thus prevented to be overcharged, protect battery 51.
When automobile flameout, central processing unit 2 monitors the stop signal of automobile by its bus interface, at this time centre
The P0.2 end feet for managing device 2 exports low level, so that control of discharge PNP type triode 531 is connected, battery 51 is vehicle in static state
Lower offer power supply.Meanwhile central processing unit 2 will be carried out by voltage of the battery voltage sensor 54 to 51 positive terminal of battery
Real-time monitoring obtains second voltage signal, and second voltage signal is sent to central processing unit 2, and the judgement of central processing unit 2 stores
When 51 voltage of battery presets discharge voltage U3 lower than battery, the P0.2 end feet of central processing unit 2 will export high level, so that storing
The control of discharge PNP type triode 531 of battery 51 is ended, and is thus prevented the problem of battery 51 is by over-discharge, is protected electric power storage
Pond 51.
As it can be seen that generator excitation voltage control unit 3 realizes under automobile difference operation conditions to the defeated of automobile current generator 4
The accurate control of electricity out；Different operation conditions of the battery control unit 5 according to automobile, comprehensive monitoring are realized to battery 51
The accurate control of charge and discharge；Central processing unit 2 realizes the processing of the integrated logic operation to integrated circuit of the present invention, while its
The supervisory function bit to motor start circuit is carry by bus interface.
Power control system provided by the invention, it is on the basis of example 1, real-time by battery voltage sensor
Ground is acquired the voltage of the positive terminal of battery, obtains second voltage signal, and second voltage signal is transmitted in real time
To central processing unit, central processing unit judges to obtain the corresponding voltage of second voltage signal greater than battery preset charge voltage
When, then charging control unit disconnection is controlled, generator stops to charge the battery, preventing battery from overshooting；When judgement obtains
When the corresponding voltage of two voltage signals presets discharge voltage less than battery, then the disconnection of control of discharge unit is controlled, battery stops
Only voltage output prevents battery over-discharge, realizes the monitoring to accumulator cell charging and discharging, effectively prevents automobile storage battery mistake
The problem of punching, over-discharge.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other
It should also be noted that, in the present specification, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of power control system is applied to automobile characterized by comprising
Load voltage sensor, for acquiring the first voltage signal of the load of the electronic device on the automobile, and by described the
The output of one voltage signal；
Central processing unit generates voltage control letter for receiving the first voltage signal, and according to the first voltage signal
Number and export；
Generator excitation voltage control unit, for receiving the voltage control signal and being adjusted according to the voltage control signal
The excitation voltage of itself output；Wherein, the generator excitation voltage control unit specifically include excitation voltage regulation module with
And the separate excitation control module and self-excitation control module being connect respectively with the excitation voltage regulation module；The self-excitation control module
Self-excitation control NPN type triode and self-excitation are specifically included for electric diode, in which: the self-excitation control NPN type triode
The self-excitation control end feet of base stage and the central processing unit connect, the self-excitation control the collector of NPN type triode with it is described
The output end of generator connects, and the transmitting collection of the self-excitation control NPN type triode is with the self-excitation for the anode of electric diode
Connection, the self-excitation are connected for the cathode and separate excitation of electric diode for the cathode of electric diode；
Generator for generating generating voltage according to the excitation voltage, and the generating voltage is exported to the electronics device
Part load is the electronic device load supplying；
Battery control unit, including battery, the battery be used for for the load voltage sensor, central processing unit,
The power supply of generator excitation voltage control unit.
2. power control system as described in claim 1, which is characterized in that the central processing unit is specifically used for according to described in
The comparison result of the size of the corresponding voltage of first voltage signal and default generating voltage control the separate excitation control module and
The conducting or shutdown of the self-excitation control module.
3. power control system as claimed in claim 2, which is characterized in that the separate excitation control module specifically includes separate excitation control
NPN type triode and separate excitation processed are for electric diode, in which:
The collector of the separate excitation control NPN type triode is connect with the positive terminal of the battery, and the separate excitation controls NPN type
The base stage of triode is connect with the separate excitation of central processing unit control end feet, the transmitting of the separate excitation control NPN type triode
Anode of the pole with the separate excitation for electric diode is connect, cathode and the excitation voltage regulation mould of the separate excitation for electric diode
The power end of block connects；The control terminal of the excitation voltage regulation module and the voltage controling end foot of the central processing unit connect
It connects；The excitation voltage output end of the excitation voltage regulation module is connect with the magnet exciting coil of the generator, the battery
Negative pole end ground connection.
4. power control system as described in claim 1, which is characterized in that the battery control unit further includes charging control
Unit, control of discharge unit and battery voltage sensor processed, in which:
The battery voltage sensor is used to acquire the second voltage signal of the positive terminal of the battery, and by described second
Voltage signal is sent to the central processing unit；
Then the central processing unit is also used to preset when judgement obtains the corresponding voltage of the second voltage signal greater than battery
It when charging voltage, then controls the charging control unit and disconnects, the generator stops being that the battery charges；When judging
When presetting discharge voltage less than battery to the corresponding voltage of the second voltage signal, then it is disconnected to control the control of discharge unit
It opens, the battery stops voltage output.
5. power control system as claimed in claim 4, which is characterized in that the charging control unit specifically includes charging control
PNP type triode and charge control pull down resistor processed, in which:
The collector of the charge control PNP type triode is connect with the positive terminal of the battery, the charge control positive-negative-positive
The base stage of the triode charge control end feet with one end of the charge control pull down resistor and the central processing unit respectively
The transmitting collection of connection, the charge control PNP type triode is connect with the output end of the generator, the charge control drop-down
The other end of resistance is grounded.
6. power control system as claimed in claim 5, which is characterized in that the control of discharge unit specifically includes electric discharge control
PNP type triode, control of discharge pull down resistor and storage battery power supply circuit diode processed, in which:
The transmitting collection of the control of discharge PNP type triode is connect with the positive terminal of the battery, the control of discharge positive-negative-positive
The base stage of the triode control of discharge end feet with one end of the control of discharge pull down resistor and the central processing unit respectively
Connection, the collector of the control of discharge PNP type triode is connect with the anode of the storage battery power supply circuit diode, described
The cathode of storage battery power supply circuit diode is connect with one end that the electronic device loads, the control of discharge pull down resistor
Other end ground connection, the other end ground connection of the electronic device load.
7. power control system as described in claim 1, which is characterized in that the system further include:
DC/DC power-switching circuit, for being respectively the load electricity after the voltage of the battery is converted to predeterminated voltage
Pressure sensor, central processing unit and the power supply of battery voltage sensor.
8. power control system as described in claim 1, which is characterized in that the load voltage sensor is Hall voltage biography
Sensor.
9. power control system as claimed in claim 4, which is characterized in that the battery voltage sensor is Hall voltage
Sensor.
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| CN201510958866.8A CN106899247B (en) | 2015-12-18 | 2015-12-18 | A kind of power control system |
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| CN109557418A (en) * | 2018-12-12 | 2019-04-02 | 国网黑龙江省电力有限公司电力科学研究院 | It is a kind of for detecting the moveable platform of power distribution network |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4663581A (en) * | 1984-10-31 | 1987-05-05 | Sundstrand Corporation | Voltage regulated permanent magnet generator system |
| CN1110027A (en) * | 1993-12-28 | 1995-10-11 | 三菱电机株式会社 | Apparatus for controlling output of vehicular AC generator |
| CN102647140A (en) * | 2012-04-24 | 2012-08-22 | 锦州海伯伦汽车电子有限公司 | PCM (pulse-code modulation) control based automotive generator voltage regulation method and PCM control based automotive generator voltage regulator |
-
2015
- 2015-12-18 CN CN201510958866.8A patent/CN106899247B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4663581A (en) * | 1984-10-31 | 1987-05-05 | Sundstrand Corporation | Voltage regulated permanent magnet generator system |
| CN1110027A (en) * | 1993-12-28 | 1995-10-11 | 三菱电机株式会社 | Apparatus for controlling output of vehicular AC generator |
| CN102647140A (en) * | 2012-04-24 | 2012-08-22 | 锦州海伯伦汽车电子有限公司 | PCM (pulse-code modulation) control based automotive generator voltage regulation method and PCM control based automotive generator voltage regulator |
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| CN106899247A (en) | 2017-06-27 |
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