CN208257701U - A kind of generator two-way voltage adjusting control circuit - Google Patents
A kind of generator two-way voltage adjusting control circuit Download PDFInfo
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- CN208257701U CN208257701U CN201820819554.8U CN201820819554U CN208257701U CN 208257701 U CN208257701 U CN 208257701U CN 201820819554 U CN201820819554 U CN 201820819554U CN 208257701 U CN208257701 U CN 208257701U
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Abstract
A kind of generator two-way voltage adjusting control circuit, the adjusting for generator two-way voltage control, it is characterised in that including current transformer, change-over switch and at least two voltage regulator controllers；It is electrically connected between voltage regulator controller, voltage regulator controller is electrically connected by change-over switch and generator；Current transformer is arranged in a wherein phase voltage for the three-phase voltage of the output of generator, and is connected to voltage regulator controller, remaining two-phase voltage of the output of generator is also connected to voltage regulator controller.It is mutually indepedent that the utility model two-way voltage adjusts control；Two-way voltage adjusts control and can be switched fast, and emergency guarantee is strong；Circuit components are few, and using wide, effect is obvious.
Description
Technical field
The utility model relates to voltage adjusting control circuit fields, and in particular to a kind of generator two-way voltage adjusting control
Circuit.
Background technique
Generator configures a voltage regulator controller currently, only having in the electrical packet of generator, in outside with extensively
Again for an attached voltage regulator controller.Existing this configuration has the disadvantage in that one is when event occurs in voltage regulator
When barrier, generator must be shut down, and the electrical packet of motor is opened, is replaced to voltage regulator controller, time-consuming, especially
Use to not applicable emergency occasion；Second is that also needing to replacement voltage regulator controller after to voltage regulator replacement into one
Fine adjustment is walked, to guarantee that generator output voltage meets the power requirement of electrical equipment, project amount is big and reliability is not high.
To make to solve disadvantage mentioned above, while guaranteeing that output voltage meets electrical specifications, and energy fast and easy investment makes
With devising a kind of generator two-way voltage adjusting control circuit.
Summary of the invention
The problem of being proposed according to background technique devises a kind of generator two-way voltage adjusting control circuit, now to this reality
It is elaborated with novel.
A kind of generator two-way voltage adjusting control circuit, the adjusting for generator two-way voltage control, and feature exists
In including current transformer, change-over switch and at least two voltage regulator controllers；Electrically connect between voltage regulator controller
It connects, voltage regulator controller is electrically connected by change-over switch and generator；The output of generator is arranged in current transformer
In a wherein phase voltage for three-phase voltage, and it is connected to voltage regulator controller, remaining two-phase voltage of the output of generator
It is connected to voltage regulator controller.
Further, noise killer is equipped between the generator and current transformer；Generator export electric energy via
Air interference suppressor is filtered, and can filter out higher hamonic wave.
Further, the quantity of the voltage regulator controller is chosen to be two, the model of two voltage regulator controllers
Unanimously；Two-way voltage regulator controller sampled signal is same signal source, and it is almost the same to be allowed to output voltage index parameter.
Further, the voltage regulator controller is connected to resistor；It can be adjusted according to feedback.
The utility model has the advantages that compared with prior art, it is mutually indepedent that the utility model two-way voltage adjusts control；Two-way voltage tune
Section control can be switched fast, and emergency guarantee is strong；Circuit components are few, and using wide, effect is good
Detailed description of the invention
Fig. 1: the control principle schematic diagram of the utility model；
In figure: 1- generator；2- air interference suppressor；3- current transformer；4- voltage regulator controller；5- conversion
Switch；The first connecting terminal of 6-；The second connecting terminal of 7-；8 third connecting terminals；9- first resistor device；10- second resistor.
Specific embodiment
The embodiments of the present invention are described in further detail below in conjunction with attached drawing 1, but the present embodiment is not used to
Limit the utility model.
A kind of 1 two-way voltage adjusting control circuit of generator, including generator 1, air interference suppressor 2, Current Mutual Inductance
Device 3, change-over switch 5 and at least two voltage regulator controllers 4.
The model of at least two voltage regulator controllers 4 is consistent, in the present embodiment, the quantity of voltage regulator controller 4
Two, respectively voltage regulator controller 41 and voltage regulator controller 42 are chosen to be, model is selected as AVR- III, two voltages
It is electrically connected between adjusting controller 4.
In the present embodiment, the U that the U phase port of voltage regulator controller 41 is connected to voltage regulator controller 42 is connected
Connect port, the V that the V phase port of voltage regulator controller 41 is connected to voltage regulator controller 42 is connected port, and voltage is adjusted
The port field supply input terminal K1 of controller 41 is connected to the field supply input terminal K2 of voltage regulator controller 42, electricity
Revolving speed the drop port S1, the port S2 of pressure adjusting controller 41 be respectively connected to voltage regulator controller 42 the revolving speed drop port S1,
The port S2.
Enable end E2, E1 of voltage regulator controller 41 are connected to the left change-over terminal of change-over switch 5, voltage regulator controller
42 enable end E2, E1 is connected to the right change-over terminal of change-over switch 5, and change-over switch 5 is connected when converting terminals
Voltage regulator controller 41 or voltage regulator controller 42.
Port R1, R2 and magnetic field power supply input terminal P1, P2 of voltage regulator controller 41 are connected to a left side for change-over switch 5
Change-over terminal；Port R1, R2 and magnetic field power supply input terminal P1, P2 of voltage regulator controller 42 are connected to the right side of change-over switch 5
Change-over terminal.Change-over switch 5 is allowed to connect voltage regulator controller 41 or voltage regulator controller 42 when converting terminals.
Control terminal E21, E22 of voltage regulator controller 41 is connected to first resistor device 9, the control of voltage regulator controller 42
E21, E22 are connected to second resistor 10 at end.
On change-over switch 5 with the enable end of enable end E2, E1 of voltage regulator controller 41 or voltage regulator controller 42
E2, E1 terminals that are relatively fixed are connected to enable end E2, E1 of generator 1 by connecting terminal XT2；On change-over switch 5 with
Port R1, R2 and magnetic field power supply input terminal P1, P2 of voltage regulator controller 41 terminals that are relatively fixed are connected to wiring
The port of terminal XT3.
The revolving speed of voltage regulator controller 41 drops the port S1, the port S2 and is respectively connected to generator 1 by connecting terminal XT2
The port S1, S2.
Third connecting terminal 8 connects the both ends of current transformer 3, in the present embodiment, the model 3LM- of current transformer
0.5-200/5A。
In the present embodiment, current transformer 3 is arranged on the V phase output voltage of the three-phase input voltage of generator 1, electric current
One end of mutual inductor 3 is connected to the field supply input terminal K2 of voltage regulator controller 41.
U phase port, the V phase port of voltage regulator controller 4 are respectively connected to the U phase voltage line of generator 1, W phase voltage
Line.
In other embodiments, current transformer 3 may be provided at the U phase of the three-phase output voltage of generator 1 or W phase inputs
On voltage, meanwhile, corresponding, U phase port, the V phase port of voltage regulator controller 4 are respectively connected to the V phase of generator 1
Pressure-wire, W phase voltage line or U phase voltage line, V phase voltage line.
Air interference suppressor 2 is set between generator 1 and current transformer 3, generator 1 exports electric energy via wireless dry
It disturbs suppressor 2 to be filtered, higher hamonic wave can be filtered out.
Working principle: generator 1 exports electric energy and is filtered via air interference suppressor 2, filters out higher hamonic wave
After export；The electric current of the V phase of the monitoring output of current transformer 3, and Real-time Feedback is to voltage regulator controller 4；Voltage adjusts control
The selection of device 4 processed is chosen by change-over switch 5, realizes that two-way voltage adjusts working independently from each other and being switched fast for control, converts
Switch 5 pushes the left side, i.e. the voltage regulator controller 41 in left side works, and pushes the right, the i.e. voltage regulator controller 42 on right side
Work.
Voltage regulator controller 41 and voltage regulator controller 42 are independently of each other adjusted voltage, can be transferred through encouraging
Magnetically condition generator 1 is allowed to output voltage index ginseng since 4 sampled signal of two-way voltage regulator controller is same signal source
Number is almost the same.
Above-described, the only preferred embodiment of the utility model is not intended to limit the scope of the utility model, this
Above-described embodiment of utility model can also make a variety of changes.I.e. all claims according to the present utility model application and
Simple, equivalent changes and modifications, fall within the claims of the utility model patent made by description.This
The not detailed description of utility model is routine techniques content.
Claims (8)
1. a kind of generator two-way voltage adjusting control circuit, the adjusting for generator two-way voltage is controlled, it is characterised in that
Including current transformer, change-over switch and at least two voltage regulator controllers；It is electrically connected between voltage regulator controller,
Voltage regulator controller is electrically connected by change-over switch and generator；The three-phase of the output of generator is arranged in current transformer
In a wherein phase voltage for voltage, and it is connected to voltage regulator controller, remaining two-phase voltage of the output of generator also connects
To voltage regulator controller.
2. generator two-way voltage adjusting control circuit according to claim 1, it is characterised in that: the generator and electricity
Noise killer is equipped between current transformer.
3. generator two-way voltage adjusting control circuit according to claim 1, it is characterised in that: the voltage adjusts control
The quantity of device processed is chosen to be two, and the model of two voltage regulator controllers is consistent.
4. generator two-way voltage adjusting control circuit according to claim 1, it is characterised in that: the voltage adjusts control
Device processed is connected to resistor.
5. generator two-way voltage adjusting control circuit according to claim 1, it is characterised in that: the current transformer
It is arranged in the V phase voltage of the three-phase voltage of the output of generator, and is connected to the field supply input of voltage regulator controller
Terminal K2；Be connected port, V of the U that U phase, the W phase voltage of the output of generator are respectively connected to voltage regulator controller is connected
Port.
6. generator two-way voltage adjusting control circuit according to claim 3, it is characterised in that: the voltage adjusts control
The U that the U phase port of one of voltage regulator controller of device processed is connected to another voltage regulator controller is connected port, electricity
The V that the V phase port of pressure adjusting controller is connected to another voltage regulator controller is connected port, the magnetic of voltage regulator controller
Field current input terminal K1 is connected to the field supply input terminal K2 of another voltage regulator controller, voltage regulator controller
The revolving speed drop port S1, the port S2 are respectively connected to revolving speed the drop port S1, the port S2 of another voltage regulator controller.
7. generator two-way voltage adjusting control circuit according to claim 3, it is characterised in that: the voltage adjusts control
Enable end E2, E1 of device processed are connected to the left change-over terminal of change-over switch, enable end E2, E1 connection of another voltage regulator controller
To the right change-over terminal of change-over switch.
8. generator two-way voltage adjusting control circuit according to claim 3, it is characterised in that: the voltage adjusts control
Port R1, R2 and magnetic field power supply input terminal P1, P2 of device processed are connected to the left change-over terminal of change-over switch；Voltage regulator controller
Port R1, R2 and magnetic field power supply input terminal P1, P2 be connected to the right change-over terminal of change-over switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820819554.8U CN208257701U (en) | 2018-05-30 | 2018-05-30 | A kind of generator two-way voltage adjusting control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820819554.8U CN208257701U (en) | 2018-05-30 | 2018-05-30 | A kind of generator two-way voltage adjusting control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208257701U true CN208257701U (en) | 2018-12-18 |
Family
ID=64652606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820819554.8U Active CN208257701U (en) | 2018-05-30 | 2018-05-30 | A kind of generator two-way voltage adjusting control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208257701U (en) |
-
2018
- 2018-05-30 CN CN201820819554.8U patent/CN208257701U/en active Active
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