CN202331247U - Power supply for Kyropoulos-method crystal growth equipment - Google Patents
Power supply for Kyropoulos-method crystal growth equipment Download PDFInfo
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- CN202331247U CN202331247U CN2011205220669U CN201120522066U CN202331247U CN 202331247 U CN202331247 U CN 202331247U CN 2011205220669 U CN2011205220669 U CN 2011205220669U CN 201120522066 U CN201120522066 U CN 201120522066U CN 202331247 U CN202331247 U CN 202331247U
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Abstract
The utility model discloses a power supply for Kyropoulos-method crystal growth equipment, which can obtain stable output voltage. The power supply for the Kyropoulos-method crystal growth equipment comprises an output control unit, an input circuit, an output circuit, an output regulating circuit, a data processing unit, a proportional integral control unit and a control correction unit, wherein the output regulating circuit is arranged between the input circuit and the output circuit in series, the input circuit and the output circuit are respectively connected with the output regulating circuit, the output end of the output regulating circuit is connected with the control end of the output control unit, the output control circuit is also connected with the data processing unit, the data processing unit is also connected with a control correction unit, the control correction unit is connected with the proportional integral control unit, and the proportional integral control unit is connected with the output control unit. The power supply for the Kyropoulos-method crystal growth equipment has the advantages that the output voltage is very stable, and the single crystal growth quality of sapphires is greatly improved.
Description
Technical field
The utility model relates to power supply, refers more particularly to the power supply that is used for the kyropoulos crystal growth equipment.
Background technology
At present; The power supply that is used for the kyropoulos crystal growth equipment is in the interference of the internal factor that receives electrical network external factor, Sapphire Crystal Growth process and the influence of control computing system voltage setting valve; Output voltage is unstable, thereby has influence on the quality of Sapphire Crystal Growth.Because the growth quality of sapphire single-crystal directly depends on the stability of heater voltage.
The utility model content
The utility model technical matters to be solved is: a kind of power supply that is used for the kyropoulos crystal growth equipment that can obtain stable output voltage is provided.
For solving the problems of the technologies described above; The technical scheme that the utility model adopted is: the power supply that is used for the kyropoulos crystal growth equipment; Comprise: output control unit, input circuit, output circuit, string are located at output regulation circuit, data processing unit, proportional plus integral control unit and the control correcting unit between input circuit and the output circuit; Input circuit links to each other with the output adjustment unit respectively with output circuit; The output terminal of said output regulation circuit links to each other with the control end of output control unit, and output control unit also links to each other with data processing unit, and data processing unit also links to each other with the control correcting unit; Control correcting unit and proportional plus integral control unit, the proportional plus integral control unit links to each other with output control unit.
Described proportional plus integral control unit comprises at least two proportional integral circuit.
Be provided with output transformer between described output circuit and the output adjustment unit.
Described input circuit is provided with the input current sensing unit, and described output circuit is provided with the output current sensing unit, and the input current sensor circuit links to each other with data processing unit respectively with the output current sensor circuit.
The beneficial effect of the utility model is: the utility model is sent into output control unit with output voltage, electric current and the power set through control correcting unit and proportional plus integral control unit; With described power supply, the sample rate current and the voltage of input circuit and output circuit are sent into output control unit, then; By output control unit control output adjustment unit; Adjust the output voltage of output circuit in time, make output voltage stabilization export, guaranteed the quality of Sapphire Crystal Growth.
Description of drawings
Fig. 1 is the electric theory structure synoptic diagram of the utility model.
Among the figure: 1, power supply automation cell, 2, the input voltage indicating member, 3, face and look the input voltage unit, 4, face and look the input current unit; 5, output control unit, 6, workstation, 7, storage unit, 8, the control correcting unit; 9, PID unit, 10, output regulation circuit, 11, the input current sensing unit, 12, the output current sensor circuit; 13, the unit is set, 14, output transformer, 15, load.
Embodiment
Below in conjunction with accompanying drawing, describe the specific embodiments of the utility model in detail.
As shown in Figure 1; The described power supply that is used for the kyropoulos crystal growth equipment of the utility model; Comprise that output control unit 5, input circuit, output circuit, string are located at output regulation circuit 10, the workstation 6 as data processing unit, proportional plus integral control unit 9 and the control correcting unit 8 between input circuit and the output circuit; Input circuit links to each other with output adjustment unit 5 respectively with output circuit; The output terminal of said output regulation circuit 5 links to each other with the control end of output control unit 10, and output control unit 5 also links to each other with workstation 6, and workstation 6 links to each other with control correcting unit 8 with storage unit 7 through setup unit 13; Control correcting unit 8 links to each other with proportional plus integral control unit 9, and proportional plus integral control unit 9 links to each other with output control unit 5; In the present embodiment, described proportional plus integral control unit 9 comprises two-stage proportional integral circuit, is provided with output transformer 14 between described output circuit and the output adjustment unit 10; Input circuit is provided with input current sensing unit 11, and output circuit is provided with output current sensing unit 12, and input current sensor circuit 11 links to each other with workstation 6 through keeping watch on input current unit 4 with output current sensor circuit 12; Described input circuit is looked input voltage 3 and is linked to each other with output control unit 5 through facing, and simultaneously, output control unit 5 is sent the voltage of input circuit into input voltage indicating member 2 and shown; Described input circuit links to each other with three-phase alternating current input power supply through power supply automation cell 1, and described output circuit links to each other with load 15; Described load 15 is a well heater.
The principle of work of the utility model is: workstation 6 is confirmed the voltage setting valve as the well heater of load 15 according to technological process; And export with digital form; After this, the voltage setting valve will be converted into simulating signal and be fed back to the first via PID circuit as the external control loop, because the electric heating parameter of system all can change in the single crystal growth process; First via PID circuit can avoid control signal to receive the interference of internal factor; Guarantee signal stabilization, then, signal enters into the second tunnel PID as inner control loop from first via PID circuit; The second tunnel PID can guarantee the stability of output voltage, avoids it to receive the electrical network external disturbance.
Claims (4)
1. the power supply that is used for the kyropoulos crystal growth equipment; Comprise: output control unit, input circuit and output circuit and string are located at the output regulation circuit between input circuit and the output circuit; It is characterized in that: this power supply also includes data processing unit, proportional plus integral control unit and control correcting unit; Described input circuit links to each other with the output adjustment unit respectively with output circuit; The output terminal of said output regulation circuit links to each other with the control end of output control unit, and output control unit also links to each other with data processing unit, and data processing unit also links to each other with the control correcting unit; Control correcting unit and proportional plus integral control unit, the proportional plus integral control unit links to each other with output control unit.
2. power supply as claimed in claim 1 is characterized in that: described proportional plus integral control unit comprises at least two proportional integral circuit.
3. power supply as claimed in claim 1 is characterized in that: be provided with output transformer between described output circuit and the output adjustment unit.
4. like claim 1,2 or 3 described power supplys; It is characterized in that: described input circuit is provided with the input current sensing unit; Described output circuit is provided with the output current sensing unit, and the input current sensor circuit links to each other with data processing unit respectively with the output current sensor circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205220669U CN202331247U (en) | 2011-12-14 | 2011-12-14 | Power supply for Kyropoulos-method crystal growth equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205220669U CN202331247U (en) | 2011-12-14 | 2011-12-14 | Power supply for Kyropoulos-method crystal growth equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202331247U true CN202331247U (en) | 2012-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205220669U Expired - Fee Related CN202331247U (en) | 2011-12-14 | 2011-12-14 | Power supply for Kyropoulos-method crystal growth equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202331247U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520749A (en) * | 2011-12-14 | 2012-06-27 | 苏州优晶光电科技有限公司 | Power source for Kyropoulos method crystal growth equipment |
-
2011
- 2011-12-14 CN CN2011205220669U patent/CN202331247U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520749A (en) * | 2011-12-14 | 2012-06-27 | 苏州优晶光电科技有限公司 | Power source for Kyropoulos method crystal growth equipment |
| CN102520749B (en) * | 2011-12-14 | 2013-03-27 | 苏州优晶光电科技有限公司 | Power source for Kyropoulos method crystal growth equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20141214 |
|
| EXPY | Termination of patent right or utility model |