CN108023515A - The Lundell automobile current generator of current limliting output - Google Patents
The Lundell automobile current generator of current limliting output Download PDFInfo
- Publication number
- CN108023515A CN108023515A CN201711410168.XA CN201711410168A CN108023515A CN 108023515 A CN108023515 A CN 108023515A CN 201711410168 A CN201711410168 A CN 201711410168A CN 108023515 A CN108023515 A CN 108023515A
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- CN
- China
- Prior art keywords
- current
- generator
- automobile
- output
- current generator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/0094—Structural association with other electrical or electronic devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/27—Devices for sensing current, or actuated thereby
-
- 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
- H02P9/006—Means for protecting the generator by using control
-
- 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
- H02P9/10—Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load
- H02P9/107—Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load for limiting effects of overloads
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
A kind of Lundell automobile current generator of current limliting output, including stator, rotor, stator winding, Exciting Windings for Transverse Differential Protection, housing and support component, the electronic control unit ECU automatic control and adjustment output voltages of automobile current generator vehicle by voltage regulator automatic control and adjustment output voltage or where generator, it is characterised in that：Current limiting inductor is assembled in the automobile current generator phase line or on the power input lines of the automobile current generator, the electronic control unit ECU of vehicle where the signal output terminal of the current limliting inductor connects the voltage regulator or connection generator of the automobile current generator, for being reduced or turned off the exciting current of the automobile current generator when the automobile current generator output current exceedes setting value, to ensure that the automobile current generator works in the output current scope of safety, generator and vehicle property safe and reliable to operation are improved.
Description
Technical field
The invention belongs to automobile current generator technical field, and in particular to the Lundell automobile current generator of current limliting output.
Background technology
Now, as the development and the improvement of people's living standards of electronic technology, automobile come into the lives of the people.
People roll up vehicle electronics electric appliance quality of the life and life personalization, the demand of Leisure orchards, such as vehicle-mounted
Refrigerator, high power acoustics, video system, inner air-cleaning system of vehicle, vehicle-mounted electric cooker etc., each of which increases electricity needs,
It is undoubtedly a test for automobile current generator.
Therefore, automobile current generator from initial illumination and igniting required 500W increases 1500W till now~
3000W, some slightly larger vehicles are even more that can be up to more than 5KW to generator power demand.
But the upper limit of the power of most of car owners or driver electric generator of vehicle not fully aware of, arbitrarily increase are electrically set
It is standby, various inverters etc., but typically no setting overcurrent protective device on existing electric generator of vehicle are added, easily makes former car
Generator overload, overtemperature, long term overloading will cause generator to burn out.
Thus, it is necessary to design the automobile current generator that can limit output current (limiting output power), work as overload
When, output current is limited in the range of the permissible value of safe handling, it is ensured that user's vehicle is safe to use.
The content of the invention
For above-mentioned technical problem, present invention aims at design to limit output current and (limit output work
Rate) Lundell automobile current generator.
The technical scheme is that：
Provide a kind of Lundell automobile current generator of current limliting output, including stator, rotor, stator winding, Exciting Windings for Transverse Differential Protection
And housing support component, the automobile current generator is by voltage regulator automatic control and adjustment output voltage or where generator
The electronic control unit ECU automatic control and adjustment output voltages of vehicle, it is characterized in that：In the automobile current generator phase
Current limiting inductor is assembled on line or on the power input lines of the automobile current generator, the signal of the current limliting inductor is defeated
Go out the electronic control unit ECU of vehicle where terminal connects the voltage regulator or connection generator of the automobile current generator, use
In the exciting current that the automobile current generator is reduced or turned off when the automobile current generator output current exceedes setting value, with
Ensure that the automobile current generator works in the output current scope of safety.
Further, present invention also offers a kind of Lundell automobile current generator of current limliting output, it is characterised in that：It is described
Current limliting inductor is the ring-like magnetizer for being wound with coil, and the ring-like magnetizer is placed on the generator stator of vehicle winding
Conductor on.
Further, present invention also offers a kind of Lundell automobile current generator of current limliting output, it is characterised in that：It is described
Current limliting inductor is Hall element, and the Hall element is placed on the outside of the power input lines conductor of the automobile current generator.
Further, present invention also offers a kind of Lundell automobile current generator of current limliting output, it is characterised in that：It is described
Current limliting inductor is magnetosensitive reed switch element, and the magnetosensitive reed switch element is pasted on the electric power of the automobile current generator
On the outside of output line conductor.
The beneficial effects of the invention are as follows：Using current limliting detection device, output generator current is monitored in real time, works as output current
When transfiniting, exciting current is reduced or turned off, it is ensured that generator is safe to use, reduces failure rate, there is provided traffic safety reliability.
Brief description of the drawings
Fig. 1 is that a kind of ring-like magnetizer formula that includes exported by voltage regulator current limliting that embodiment of the present invention provides limits
Flow the Lundell automobile current generator partial structural diagram of inductor；
Fig. 2 is that a kind of Hall sensor formula that includes exported by voltage regulator current limliting that embodiment of the present invention provides limits
Flow the Lundell automobile current generator partial structural diagram of inductor；
Fig. 3 is that a kind of of embodiment of the present invention offer includes magnetosensitive reed switch formula by what voltage regulator current limliting exported
The Lundell automobile current generator partial structural diagram of current limliting inductor；
Fig. 4 is a kind of electronic control unit ECU control voltage adjustings by place vehicle that embodiment of the present invention provides
The Lundell automobile current generator structure diagram of current limliting output.
Embodiment
Embodiment 1
A kind of as shown in Figure 1, Lundell automobile exported by voltage regulator current limliting provided for embodiment of the present invention
Generator partial structural diagram；The stator of the Lundell automobile current generator of this current limliting output, rotor, stator winding, excitation
Winding and housing support component are consistent with conventional generator appropriate section structure, such as stator 1001, by voltage regulator 1004 from
It is dynamic to control to adjust output voltage, current limiting inductor 1003 is assembled in a phase line of automobile current generator, it is ring-like magnetic conduction
Body formula current limliting inductor, the voltage regulator 1004 of the signal output terminal connection automobile current generator of current limliting inductor, in automobile
Output generator current is reduced or turned off the exciting current of automobile current generator when exceeding setting value, to ensure that automobile current generator exists
Work in the output current scope of safety, such as sets current limliting as Im, when the characterization sensed by current limliting inductor 1003 is determined
When sub- winding phase current reaches Im/K (wherein K is the coefficient that rectification exports DC current and phase current), that is, reduce excitation duty
Than or cut-out excitation, it is extensive when the characterization stator winding phase current sensed by current limliting inductor 1003 is less than Im/K
Multiple normal adjustment of field excitation；Electrical power generators machine output current is monitored in real time, when output current transfinites, reduce or
Cut off exciting current, it is ensured that generator is safe to use, reduces failure rate, there is provided traffic safety reliability.
Embodiment 2
A kind of as shown in Fig. 2, Lundell automobile exported by voltage regulator current limliting provided for embodiment of the present invention
Generator partial structural diagram；The most of structure of embodiment 1 of the Lundell automobile current generator and Fig. 1 of this current limliting output
Unanimously, it is a difference in that in a phase line of automobile current generator and assembles current limiting inductor 2003, it is Hall sensor
Formula current limliting inductor, the voltage regulator 1004 of the signal output terminal connection automobile current generator of current limliting inductor, sends out in automobile
Motor output current is reduced or turned off the exciting current of automobile current generator when exceeding setting value, to ensure that automobile current generator is being pacified
Work in full output current scope, such as sets current limliting as Im, when the characterization stator sensed by current limliting inductor 1003
When winding phase current reaches Im/K (wherein K is the coefficient that rectification exports DC current and phase current), that is, reduce excitation duty cycle
Or cut-out excitation, recover when the characterization stator winding phase current sensed by current limliting inductor 1003 is less than Im/K
Normal adjustment of field excitation；Electrical power generators machine output current is monitored in real time, when output current transfinites, reduce or cut
Disconnected exciting current, it is ensured that generator is safe to use, reduces failure rate, there is provided traffic safety reliability.
It can be readily appreciated that since Hall element can both detect dynamic alternating magnetic field, static constant magnetic can also be detected
Field and slow changing magnetic field, so the electric power that hall sensing device can also be mounted on to the output of automobile current generator cathode is defeated
In outlet, the DC current of generator output can be directly detected, output current can equally be supervised by voltage regulator
Control, can also be controlled by vehicle ECU.
Embodiment 3
A kind of as shown in figure 3, Lundell automobile exported by voltage regulator current limliting provided for embodiment of the present invention
Generator partial structural diagram；The stator of the Lundell automobile current generator of this current limliting output, rotor, stator winding, excitation
Winding and housing support component are consistent with conventional generator appropriate section structure, such as stator 1001, by voltage regulator 1004 from
It is dynamic to control to adjust output voltage, current limiting inductor 3003 is assembled in a phase line of automobile current generator, it is magnetosensitive tongue
Switching regulator current limliting inductor, the voltage regulator 1004 of the signal output terminal connection automobile current generator of current limliting inductor, in vapour
Car output generator current is reduced or turned off the exciting current of automobile current generator when exceeding setting value, to ensure automobile current generator
Work in the output current scope of safety, such as current limliting is set as Im, when the characterization sensed by current limliting inductor 1003
When stator winding phase current reaches Im/K (wherein K is the coefficient that rectification exports DC current and phase current), that is, reduce excitation and account for
Sky ratio or cut-out excitation, when the characterization stator winding phase current sensed by current limliting inductor 1003 is less than Im/K
Recover normal adjustment of field excitation；Electrical power generators machine output current is monitored in real time, when output current transfinites, reduce
Or cut-out exciting current, it is ensured that generator is safe to use, reduces failure rate, there is provided traffic safety reliability.
It is equally easy to understand, magnetosensitive reed switch formula current limliting inductor can also be mounted on automobile current generator cathode
On the power input lines of output, the DC current of generator output can be directly detected, equally can be by voltage regulator to defeated
Go out electric current to be monitored, can also be controlled by vehicle ECU.
Embodiment 4
As shown in figure 4, a kind of electronic control unit ECU of the place vehicle provided for embodiment of the present invention controls voltage
Adjust the generator system structure diagram of current limliting output；The stator of the Lundell automobile current generator 1006 of this current limliting output,
Rotor, stator winding, Exciting Windings for Transverse Differential Protection and housing support component are consistent with conventional generator appropriate section structure, in automobile generating
Current limiting inductor is assembled in the phase line or internal direct current output line of machine, the signal output terminal of current limliting inductor passes through company
The electronic control unit 1007 (ECU) of vehicle, exceedes setting value in automobile current generator output current where connecing the connection of conducting wire 1008
When be reduced or turned off the exciting current of automobile current generator, to ensure that automobile current generator works in the output current scope of safety.
The embodiment of the present invention is merely to illustrate technical scheme, is not limitation of the present invention, by equivalent
Replacement and non-creative labour income to other embodiment or other combine obtained embodiments and each fall within protection of the present invention
Scope, protection scope of the present invention are defined by the claims.
Claims (4)
1. a kind of Lundell automobile current generator of current limliting output, including stator, rotor, stator winding, Exciting Windings for Transverse Differential Protection, housing and branch
Support element, the electronics of automobile current generator vehicle by voltage regulator automatic control and adjustment output voltage or where generator
Control unit ECU automatic control and adjustment output voltages, it is characterised in that：In the automobile current generator phase line or in the automobile
Current limiting inductor is assembled on the power input lines of generator, the signal output terminal of the current limliting inductor connects the automobile
The electronic control unit ECU of vehicle where the voltage regulator or connection generator of generator, in the automobile current generator
Output current is reduced or turned off the exciting current of the automobile current generator when exceeding setting value, to ensure that the automobile current generator exists
Work in the output current scope of safety.
2. the Lundell automobile current generator of current limliting output according to claim 1, it is characterised in that：The current limliting inductor
To be wound with the ring-like magnetizer of coil, the ring-like magnetizer is placed on the conductor of the generator stator of vehicle winding.
3. the Lundell automobile current generator of current limliting output according to claim 1, it is characterised in that：The current limliting inductor
For Hall element, the Hall element is placed on the outside of the power input lines conductor of the automobile current generator.
4. the Lundell automobile current generator of current limliting output according to claim 1, it is characterised in that：The current limliting inductor
For magnetosensitive reed switch element, the magnetosensitive reed switch element is pasted on outside the power input lines conductor of the automobile current generator
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711410168.XA CN108023515A (en) | 2017-12-24 | 2017-12-24 | The Lundell automobile current generator of current limliting output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711410168.XA CN108023515A (en) | 2017-12-24 | 2017-12-24 | The Lundell automobile current generator of current limliting output |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108023515A true CN108023515A (en) | 2018-05-11 |
Family
ID=62074651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711410168.XA Withdrawn CN108023515A (en) | 2017-12-24 | 2017-12-24 | The Lundell automobile current generator of current limliting output |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108023515A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112152526A (en) * | 2020-09-27 | 2020-12-29 | 张明芬 | Pre-excitation current rotating speed response energy-saving control method for intelligent automobile generator |
-
2017
- 2017-12-24 CN CN201711410168.XA patent/CN108023515A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112152526A (en) * | 2020-09-27 | 2020-12-29 | 张明芬 | Pre-excitation current rotating speed response energy-saving control method for intelligent automobile generator |
| CN112152526B (en) * | 2020-09-27 | 2022-11-29 | 浙江德宏汽车电子电器股份有限公司 | Pre-excitation current rotating speed response energy-saving control method for intelligent automobile generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180511 |