CN209545482U - A kind of redundant generators controller - Google Patents
A kind of redundant generators controller Download PDFInfo
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- CN209545482U CN209545482U CN201920345875.3U CN201920345875U CN209545482U CN 209545482 U CN209545482 U CN 209545482U CN 201920345875 U CN201920345875 U CN 201920345875U CN 209545482 U CN209545482 U CN 209545482U
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Abstract
The utility model discloses a kind of redundant generators controllers, including flameout control circuit, flameout control circuit includes first capacitor, first photoelectrical coupler, DC power supply, first resistor, first triode, second resistance, third capacitor, first diode, second diode, second capacitor and first silicon-controlled, the cathode of light emitting diode is grounded by first capacitor in first photoelectrical coupler, the anode of light emitting diode is connect with DC power supply in first photoelectrical coupler, the collector of phototriode is connect with the base stage of one end of first resistor and the first triode respectively in first photoelectrical coupler, the collector connect and ground of the emitter of phototriode and the first triode in first photoelectrical coupler, the emitter of first triode respectively with the other end of first resistor, one end of second resistance and one end of third capacitor connect It connects.The utility model circuit structure is relatively simple, cost is relatively low, maintain easily, the safety and reliability of circuit is higher.
Description
Technical field
The utility model relates to electrical generator fields, in particular to a kind of redundant generators controller.
Background technique
Generator refers to the mechanical equipment by the energy conversion of other forms at electric energy, it is by the hydraulic turbine, steam turbine, diesel oil
The energy that water flow, air-flow, fuel combustion or nuclear fission generate is converted mechanical energy biography by machine or the driving of other dynamic power machines
Electric energy is converted to generator, then by generator.
Generator has been widely used in industrial and agricultural production, national defence, science and technology and daily life.The form of generator is very
It is more, but its working principle is all based on the law of electromagnetic induction and law of electromagnetic force.Therefore, the rule constructed is: with suitably
Magnetic conduction and conductive material constitute mutually carry out electromagnetic induction magnetic circuit and circuit, to generate electromagnetic power, reach energy conversion
Purpose.
After the completion of generator work, need reliably to stop working to generator, flameout control circuit for generator, Neng Gou
It needs to ensure that generator can stop working in time and reliably when generator is flame-out, is not necessarily to manual intervention, and stable and reliable in work,
And preposition control circuit can be effectively protected.However, the component that conventional electric generators flameout control circuit uses
More, circuit structure is complicated, and hardware cost is higher, it has not been convenient to safeguard.In addition, since conventional electric generators flameout control circuit lacks
Corresponding circuit protection function, such as: lack current-limiting protection function, causes the safety and reliability of circuit poor.
Utility model content
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of circuit knot
Structure is relatively simple, cost is relatively low, maintains easily, the higher redundant generators controller of the safety and reliability of circuit.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of redundant generators controller is constructed,
Including flameout control circuit, the flameout control circuit includes first capacitor, the first photoelectrical coupler, DC power supply, the first electricity
Resistance, the first triode, second resistance, third capacitor, first diode, the second diode, the second capacitor and the first silicon-controlled, institute
The cathode for stating light emitting diode in the first photoelectrical coupler is grounded by the first capacitor, is sent out in first photoelectrical coupler
The anode of optical diode is connect with the DC power supply, in first photoelectrical coupler collector of phototriode respectively with
One end of the first resistor is connected with the base stage of the first triode, the transmitting of phototriode in first photoelectrical coupler
The collector connect and ground of pole and first triode, the emitter of first triode respectively with the first resistor
The other end, second resistance one end connected with one end of third capacitor, the other end of the third capacitor is respectively with described
The cathode of the cathode of one diode and the second diode connection, the anode of second diode respectively with second capacitor
One end is connected with the first silicon-controlled control electrode, the described first silicon-controlled plus earth, the other end of the second resistance,
The anode of one diode, the other end of the second capacitor and the first silicon-controlled cathode are all connected with flame-out line, second diode
Model L-1822.
In redundant generators controller described in the utility model, the flameout control circuit further includes 3rd resistor,
One end of the 3rd resistor is connect with the emitter of the other end of the first resistor and the first triode respectively, the third
The other end of resistance is connect with one end of one end of the second resistance and third capacitor respectively, and the resistance value of the 3rd resistor is
38kΩ。
In redundant generators controller described in the utility model, the flameout control circuit further includes the 4th capacitor,
One end of 4th capacitor current collection with phototriode in one end of the first resistor and the first photoelectrical coupler respectively
Pole connection, the other end of the 4th capacitor are connect with the base stage of first triode, and the capacitance of the 4th capacitor is
360pF。
In redundant generators controller described in the utility model, the flameout control circuit further includes the 4th resistance,
One end of 4th resistance connects with one end of the other end of the first resistor, one end of second resistance and third capacitor respectively
It connects, the other end of the 4th resistance is connect with the emitter of first triode, and the resistance value of the 4th resistance is 43k
Ω。
In redundant generators controller described in the utility model, first triode is PNP type triode.
In redundant generators controller described in the utility model, the voltage that the DC power supply provides is 3.3V.
The redundant generators controller for implementing the utility model has the advantages that due to being equipped with flame-out control electricity
Road, flameout control circuit include first capacitor, the first photoelectrical coupler, DC power supply, first resistor, the first triode, second
Resistance, third capacitor, first diode, the second diode, the second capacitor and first are silicon-controlled, the flameout control circuit and tradition
Flameout control circuit for generator is compared, and the component used is less, due to saving some components, can be reduced so hard
Part cost, in addition, the second diode is used to carry out current-limiting protection, therefore circuit structure is relatively simple, cost is relatively low, facilitates dimension
Shield, the safety and reliability of circuit are higher.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the circuit diagram of flameout control circuit in the utility model redundant generators controller one embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the utility model redundant generators controller embodiment, which includes flame-out control electricity
The circuit diagram on road, the flameout control circuit is as shown in Figure 1.In Fig. 1, which includes first capacitor C1,
One photoelectrical coupler U1, DC power supply VCC, first resistor R1, the first triode Q1, second resistance R2, third capacitor C3, first
Diode D1, the second diode D2, the second capacitor C2 and the first controllable silicon SCR 1, wherein shine in the first photoelectrical coupler U1
The cathode of diode is grounded by first capacitor C1, the anode and DC power supply of light emitting diode in the first photoelectrical coupler U1
VCC connection, in the first photoelectrical coupler U1 the collector of phototriode respectively with one end of first resistor R1 and the one or three pole
The base stage of pipe Q1 connects, and the emitter of phototriode is connect with the collector of the first triode Q1 in the first photoelectrical coupler U1
And be grounded, the emitter of the first triode Q1 is electric with the other end of first resistor R1, one end of second resistance R2 and third respectively
Hold one end connection of C3, the other end of the third capacitor C3 cathode with the cathode of first diode D1 and the second diode D2 respectively
Connection, the anode of the second diode D2 are connect with the control electrode of one end of the second capacitor C2 and the first controllable silicon SCR 1 respectively, the
The plus earth of one controllable silicon SCR 1, the other end of second resistance R2, the anode of first diode D1, the second capacitor C2 it is another
The cathode of end and the first controllable silicon SCR 1 is all connected with flame-out line B.
For the flameout control circuit compared with conventional electric generators flameout control circuit, the component used is less, circuit knot
Structure is relatively simple, maintains easily, and due to saving some components, can reduce hardware cost in this way.In addition, the second diode
D2 is Current Limiting Diodes, and for carrying out current-limiting protection, therefore the safety and reliability of circuit is higher.It is noted that this
In embodiment, the model L-1822 of the second diode D2, certainly, in practical applications, the second diode D2 can also be used
Other models have the diode of similar functions.The voltage that above-mentioned DC power supply VCC is provided is 3.3V, certainly, in practical application
In, the voltage that above-mentioned DC power supply VCC is provided can adjust accordingly as the case may be, that is, DC power supply VCC is mentioned
The voltage of confession can be increased accordingly or be reduced as the case may be.
In the present embodiment, the first controllable silicon SCR 1 constitutes switching circuit, the first triode Q1, first resistor R1, the second electricity
It hinders R2, the second diode D2, third capacitor C3, the second capacitor C2 and first diode D1 and constitutes switch driving circuit, the first light
Electric coupler U1 and first capacitor C1 constitutes insulation triggering circuit, and switching circuit is for receiving control signal and according to control signal
Flame-out line B is grounded flame-out by conducting；Switch driving circuit is for receiving flame-out instruction and the conducting of driving switch circuit；Isolation triggering
Circuit, by above structure, can ensure hair for receiving trigger signal and exporting flame-out instruction when needing generator flame-out
Motor can stop working in time and reliably, be not necessarily to manual intervention, and stable and reliable in work, and can be to preposition control circuit
It effectively protects.
The control electrode of first controllable silicon SCR 1 is connect with switch driving circuit, passes through this structure, fast response time, shutdown
It is high-efficient, it is reliable and stable.
After the first triode Q1 conducting, the voltage for the line B that stops working passes through first diode D1's and the first triode Q1
The access of collector and emitter charges to third capacitor C3, and the voltage of third capacitor C3 reaches the first controllable silicon SCR 1
After conducting voltage, that is, it can guarantee flame-out line B reliable ground and generator made reliably to stop working, and due to the work of third capacitor C3
With, more preferably promote flame-out reliability, can effectively avoid the starting repeatedly of generator, to generator carry out effective protection, prolong
The service life of long generator.
When the redundant generators controller input low level, the first photoelectrical coupler U1 conducting, thus to the one or three pole
The flame-out instruction of the base stage output high level of pipe Q1, so that it is guaranteed that generator is flame-out, and due to the first photoelectrical coupler U1's
Good buffer action, the circuit that the voltage of flame-out line B can be effectively prevent preposition to isolation triggering power supply (such as controller and control
The Acquisition Circuit etc. of device processed) it damages.
In the present embodiment, the first triode Q1 is PNP type triode, certainly, in practical applications, the first triode Q1
It can be NPN type triode, but at this moment the structure of circuit also will accordingly change.
In the present embodiment, which further includes 3rd resistor R3, and one end of 3rd resistor R3 is respectively with first
The connection of the emitter of the other end of resistance R1 and the first triode Q1, the other end of 3rd resistor R3 is respectively with second resistance R2's
One end is connected with one end of third capacitor C3.3rd resistor R3 is current-limiting resistance, for carrying out current-limiting protection, to further enhance
Current limitation effect.It is noted that the resistance value of 3rd resistor R3 is 38k Ω in the present embodiment, certainly, in practical applications, the
The resistance value of three resistance R3 can adjust accordingly as the case may be, that is, the resistance value of 3rd resistor R3 can be according to specific
Situation is increased accordingly or is reduced.
In the present embodiment, which further includes the 4th capacitor C4, and one end of the 4th capacitor C4 is respectively with first
One end of resistance R1 is connected with the collector of phototriode in the first photoelectrical coupler U1, the other end of the 4th capacitor C4 and
The base stage of one triode Q1 connects.4th capacitor C4 is coupled capacitor, for preventing the first photoelectrical coupler U1 and the one or three pole
Interference between pipe Q1, further to enhance the safety and reliability of circuit.It is noted that in the present embodiment, the
The capacitance of four capacitor C4 is 360pF, and certainly, in practical applications, the capacitance of the 4th capacitor C4 can be as the case may be
It adjusts accordingly, that is, the capacitance of the 4th capacitor C4 can be increased accordingly or be reduced as the case may be.
In the present embodiment, which further includes the 4th resistance R4, and one end of the 4th resistance R4 is respectively with first
The other end of resistance R1, one end of second resistance R2 are connected with one end of third capacitor C3, the other end of the 4th resistance R4 and
The connection of one triode Q1 emitter.4th resistance R4 is current-limiting resistance, is carried out for the emitter current to the first triode Q1
Current-limiting protection, to further enhance current limitation effect.It is noted that the resistance value of the 4th resistance R4 is 43k in the present embodiment
Ω, certainly, in practical applications, the resistance value of the 4th resistance R4 can adjust accordingly as the case may be, that is, the 4th
The resistance value of resistance R4 can be increased accordingly or be reduced as the case may be.
In short, in the present embodiment, the flameout control circuit is compared with conventional electric generators flameout control circuit, the member that uses
Device is less, and circuit structure is relatively simple, maintains easily, and due to saving some components, can reduce hardware cost in this way.
In addition, being equipped with Current Limiting Diodes in the flameout control circuit, therefore the safety and reliability of circuit is higher.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. a kind of redundant generators controller, which is characterized in that including flameout control circuit, the flameout control circuit includes the
One capacitor, the first photoelectrical coupler, DC power supply, first resistor, the first triode, second resistance, third capacitor, the one or two pole
Pipe, the second diode, the second capacitor and first are silicon-controlled, and the cathode of light emitting diode passes through institute in first photoelectrical coupler
First capacitor ground connection is stated, the anode of light emitting diode is connect with the DC power supply in first photoelectrical coupler, and described the
The collector of phototriode connects with the base stage of one end of the first resistor and the first triode respectively in one photoelectrical coupler
It connects, the collector connect and ground of the emitter of phototriode and first triode in first photoelectrical coupler,
The emitter of first triode respectively with the other end of the first resistor, one end of second resistance and third capacitor one
End connection, the other end of the third capacitor are connect with the cathode of the cathode of the first diode and the second diode respectively,
The anode of second diode is connect with one end of second capacitor and the first silicon-controlled control electrode respectively, and described first
Silicon-controlled plus earth, the other end of the second resistance, the anode of first diode, the second capacitor the other end and first
Silicon-controlled cathode is all connected with flame-out line, the model L-1822 of second diode.
2. redundant generators controller according to claim 1, which is characterized in that the flameout control circuit further includes
Three resistance, one end of the 3rd resistor are connect with the emitter of the other end of the first resistor and the first triode respectively,
The other end of the 3rd resistor is connect with one end of one end of the second resistance and third capacitor respectively, the 3rd resistor
Resistance value be 38k Ω.
3. redundant generators controller according to claim 2, which is characterized in that the flameout control circuit further includes
Four capacitors, one end of the 4th capacitor respectively with phototriode in one end of the first resistor and the first photoelectrical coupler
Collector connection, the other end of the 4th capacitor connect with the base stage of first triode, the electricity of the 4th capacitor
Capacitance is 360pF.
4. redundant generators controller according to claim 3, which is characterized in that the flameout control circuit further includes
Four resistance, one end of the 4th resistance respectively with the other end of the first resistor, one end of second resistance and third capacitor
One end connection, the other end of the 4th resistance connect with the emitter of first triode, the resistance of the 4th resistance
Value is 43k Ω.
5. redundant generators controller according to any one of claims 1 to 4, which is characterized in that the one or three pole
Pipe is PNP type triode.
6. redundant generators controller according to any one of claims 1 to 4, which is characterized in that the DC power supply
The voltage of offer is 3.3V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920345875.3U CN209545482U (en) | 2019-03-18 | 2019-03-18 | A kind of redundant generators controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920345875.3U CN209545482U (en) | 2019-03-18 | 2019-03-18 | A kind of redundant generators controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209545482U true CN209545482U (en) | 2019-10-25 |
Family
ID=68275293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920345875.3U Active CN209545482U (en) | 2019-03-18 | 2019-03-18 | A kind of redundant generators controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209545482U (en) |
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2019
- 2019-03-18 CN CN201920345875.3U patent/CN209545482U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 511400 No.11, Fanrong street, Shakeng second industrial zone, Shawan Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: Banner Electric Technology (Guangzhou) Co.,Ltd. Address before: 511400 Tianan science and Technology Exchange Center 511, 512, No. 555, North Panyu Avenue, Donghuan street, Panyu District, Guangzhou City, Guangdong Province Patentee before: Banner Electric Technology (Guangzhou) Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |