CN206673846U - A kind of high-performance electric source module - Google Patents
A kind of high-performance electric source module Download PDFInfo
- Publication number
- CN206673846U CN206673846U CN201621285964.6U CN201621285964U CN206673846U CN 206673846 U CN206673846 U CN 206673846U CN 201621285964 U CN201621285964 U CN 201621285964U CN 206673846 U CN206673846 U CN 206673846U
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- circuit
- voltage
- golden finger
- power supply
- polar capacitor
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Abstract
The utility model belongs to nuclear power plant instrument control systems technology field, and in particular to a kind of high-performance electric source module.Purpose is that solve existing nuclear power plant's the type power module failure to take place frequently, the problem of influenceing reactor core Nuclear measurement system normal work.It is characterised in that it includes AC to DC converter circuit and DC-DC circuit；AC to DC converter circuit includes rectification circuit, filter circuit, buffer circuit and mu balanced circuit；The output end of rectification circuit and the input of filter circuit connect, and the output end of filter circuit and the input of buffer circuit connect, and the output end of buffer circuit and the input of mu balanced circuit connect.The utility model has the advantages of circuit form is simple, and cost is low, reliability is high, substantially increases the safety and reliability of reactor core Nuclear measurement system, it is ensured that the operation steady in a long-term in power station.
Description
Technical field
The invention belongs to nuclear power plant instrument control systems technology field, and in particular to a kind of high-performance electric source module.
Background technology
The BD-IMCH1045 type power modules used in the factory's reactor core Nuclear measurement system of Qinshan Phase II NPP one are responsible for the exchange of input
Power convert is DC24V dc sources, the dc source of input is converted into DC5V dc sources, is provided for miscellaneous equipment stable
DC24V and DC5V power supply.Between power station is run more than 20 years, the type power module once broke down for several times, have impact on heap core
The normal work of examining system.In order to avoid power supply trouble occurs in reactor core Nuclear measurement system, ensure stable operation of unit, center nuclear power fortune
Technical office of factory of row Management Co., Ltd one is proposed on the premise of assurance function is constant, develops a novel power supply module again.
Power module newly developed has the characteristics that stable performance, precision height, strong antijamming capability, substantially increases reactor core Nuclear measurement system
Safety and reliability, it is ensured that the operation steady in a long-term in power station.
The content of the invention
The purpose of the present invention is that existing nuclear power plant's the type high-performance power supply module failure takes place frequently, and influences reactor core Nuclear measurement system
A kind of the problem of normal work, there is provided the high-performance code module that nuclear power station reactor core Nuclear measurement system uses.
What the present invention was realized in：
A kind of high-performance electric source module, including AC to DC converter circuit and DC-DC circuit；AC to DC converter circuit
Including rectification circuit, filter circuit, buffer circuit and mu balanced circuit；The output end of rectification circuit and the input of filter circuit connect
Connect, the output end of filter circuit and the input of buffer circuit connect, the output end of buffer circuit and the input of mu balanced circuit
Connection；The major function of AC to DC converter circuit is that the AC power of input is converted into DC24V dc sources, is miscellaneous equipment
Power supply；The major function of DC-DC circuit is that the dc source of input is converted into DC5V dc sources, is miscellaneous equipment
Power supply.
AC to DC converter circuit as described above, the input port of the circuit for board golden finger B50, golden finger B51 and
Golden finger B46, golden finger B47 end, corresponding output port are board golden finger B26, golden finger B27 and golden finger B16, golden hand
Refer to B17 ends；The AC to DC converter circuit includes rectification circuit, filter circuit, buffer circuit and mu balanced circuit；
Rectification circuit was that the rectifier bridge of one diode of energy is realized, as shown in the PT1 in Fig. 2；Filter circuit is logical
Polar capacitor C3 is crossed to realize, its capacitance is 4700 μ F；
Buffer circuit realizes that a part is that diode D1, D2 and resistance R1 are composed in series, wherein two poles by three parts are in parallel
Pipe D1 is consistent with D2 model, is 1N4148, resistance R1 resistance is 8.2K；A part is resistance R2 and triode T1
It is composed in series with electric capacity C4, wherein resistance R2 resistance is 100, triode T1 model 2N2907A, and electric capacity C4 capacitance is
0.1μF；A part is connected for triode T2 and voltage-regulator diode Z1, triode T2 model 2N2222A, voltage-regulator diode
Z1 model BZX85C33, connected again with triode T3 after this three parts parallel connection, triode T3 model BUP51；
The nucleus module of the mu balanced circuit of AC to DC converter circuit is voltage-stabilized power supply chip RG2, the model of the chip
L7824CT, the front and rear of voltage-stabilized power supply are filtered with polar capacitor, voltage-stabilized power supply chip RG2 input polarity electricity
Hold C5 to filter, the positive pole of the polar capacitor is connected with voltage-stabilized power supply chip RG2 1 pin, and polar capacitor C5 capacitance is 100 μ
F, voltage-stabilized power supply chip RG2 output end are filtered with polar capacitor C6, polar capacitor C6 positive pole and voltage-stabilized power supply chip RG2
2 pin be connected, polar capacitor C6 capacitance is 100 μ F.
The input of DC-DC circuit as described above is golden finger B52, golden finger B53 and golden finger B1, golden hand
Between referring to B2, output end is golden finger B10, golden finger B11 and golden finger B6, between golden finger B7, the core of the partial circuit
Module is voltage-stabilized power supply chip RG1, its model LM309K, and the front and rear of voltage-stabilized power supply is filtered with polar capacitor, surely
Piezoelectricity source chip RG1 input is filtered with polar capacitor C1, the positive pole of the polar capacitor and the 1 of voltage-stabilized power supply chip RG1
Pin connects, and polar capacitor C1 capacitance is 4.7 μ F, and voltage-stabilized power supply chip RG1 output end is filtered with polar capacitor C2, pole
Property electric capacity C2 positive pole is connected with voltage-stabilized power supply chip RG1 2 pin, and polar capacitor C2 capacitance is 4.7 μ F.
The beneficial effects of the invention are as follows：
The present invention includes AC to DC converter circuit and DC-DC circuit.The present invention is simple with circuit form, cost
Low, the advantages of reliability is high, substantially increase the safety and reliability of reactor core Nuclear measurement system, it is ensured that power station it is steady in a long-term
Operation.
Brief description of the drawings
Fig. 1 is a kind of connection block diagram of the AC to DC converter circuit of high-performance electric source module of the present invention；
Fig. 2 is a kind of connection block diagram of the DC-DC circuit of high-performance electric source module of the present invention；
Fig. 3 is a kind of schematic diagram of the AC to DC converter circuit of high-performance electric source module of the present invention；
Fig. 4 is a kind of schematic diagram of the DC-DC circuit of high-performance electric source module of the present invention.
Embodiment
The present invention is described further with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, a kind of high-performance electric source module, including AC to DC converter circuit and DC-DC circuit.
AC to DC converter circuit includes rectification circuit, filter circuit, buffer circuit and mu balanced circuit.The output end of rectification circuit and filtering
The input of the input connection of circuit, the output end of filter circuit and buffer circuit connects, the output end of buffer circuit with it is steady
The input connection of volt circuit.The major function of AC to DC converter circuit is that the AC power of input is converted into DC24V direct currents
Power supply, powered for miscellaneous equipment.The major function of DC-DC circuit is that the dc source of input is converted into DC5V direct currents
Power supply, powered for miscellaneous equipment.
The present invention the corresponding exportable+24V direct current signals of output end, can also may be used in ac input end input exchange signal
With in adjustable DC output end input direct-current signal in corresponding output port output+5V DC power signals.
Be illustrated in figure 3 AC to DC converter circuit, the input port of the circuit for board golden finger B50, golden finger B51 and
Golden finger B46, golden finger B47 end, corresponding output port are board golden finger B26, golden finger B27 and golden finger B16, golden hand
Refer to B17 ends.The AC to DC converter circuit includes rectification circuit, filter circuit, buffer circuit and mu balanced circuit.
Rectification circuit was that the rectifier bridge of one diode of energy is realized, as shown in the PT1 in Fig. 3；Filter circuit is logical
Polar capacitor C3 is crossed to realize, its capacitance is 4700 μ F.
Buffer circuit realizes that a part is that diode D1, D2 and resistance R1 are composed in series, wherein two poles by three parts are in parallel
Pipe D1 is consistent with D2 model, is 1N4148, resistance R1 resistance is 8.2K；A part is resistance R2 and triode T1
It is composed in series with electric capacity C4, wherein resistance R2 resistance is 100, triode T1 model 2N2907A, and electric capacity C4 capacitance is
0.1μF；A part is connected for triode T2 and voltage-regulator diode Z1, triode T2 model 2N2222A, voltage-regulator diode
Z1 model BZX85C33, connected again with triode T3 after this three parts parallel connection, triode T3 model BUP51.
The nucleus module of the mu balanced circuit of AC to DC converter circuit is voltage-stabilized power supply chip RG2, the model of the chip
L7824CT, the front and rear of voltage-stabilized power supply are filtered with polar capacitor, voltage-stabilized power supply chip RG2 input polarity electricity
Hold C5 to filter, the positive pole of the polar capacitor is connected with voltage-stabilized power supply chip RG2 1 pin, and polar capacitor C5 capacitance is 100 μ
F, voltage-stabilized power supply chip RG2 output end are filtered with polar capacitor C6, polar capacitor C6 positive pole and voltage-stabilized power supply chip RG2
2 pin be connected, polar capacitor C6 capacitance is 100 μ F.
If Fig. 4 is DC-DC circuit figure, the input of the partial circuit is golden finger B52, golden finger B53 and gold
Between finger B1, golden finger B2, output end is golden finger B10, golden finger B11 and golden finger B6, between golden finger B7, the part
The nucleus module of circuit is voltage-stabilized power supply chip RG1, its model LM309K, and the front and rear of voltage-stabilized power supply is entered with polar capacitor
Row filtering, voltage-stabilized power supply chip RG1 input are filtered with polar capacitor C1, positive pole and the voltage-stabilized power supply core of the polar capacitor
Piece RG1 1 pin connection, polar capacitor C1 capacitance are 4.7 μ F, voltage-stabilized power supply chip RG1 output end with polar capacitor C2 come
Filtering, polar capacitor C2 positive pole are connected with voltage-stabilized power supply chip RG1 2 pin, and polar capacitor C2 capacitance is 4.7 μ F.
The implementation of the present invention is explained in detail above in conjunction with embodiment, but the present invention is not limited to above-mentioned reality
Example is applied, can also be on the premise of present inventive concept not be departed from those of ordinary skill in the art's possessed knowledge
Various changes can be made.The content not being described in detail in description of the invention can use prior art.
Claims (3)
- A kind of 1. high-performance electric source module, it is characterised in that：It includes AC to DC converter circuit and DC-DC circuit；Exchange Turning DC circuit includes rectification circuit, filter circuit, buffer circuit and mu balanced circuit；The output end and filter circuit of rectification circuit Input connection, the input of the output end of filter circuit and buffer circuit connects, output end and the voltage stabilizing electricity of buffer circuit The input connection on road；The major function of AC to DC converter circuit is that the AC power of input is converted into DC24V dc sources, Powered for miscellaneous equipment；The major function of DC-DC circuit is that the dc source of input is converted into DC5V dc sources, Powered for miscellaneous equipment.
- 2. high-performance electric source module according to claim 1, it is characterised in that：Described AC to DC converter circuit, the electricity The input port on road is board golden finger B50, golden finger B51 and golden finger B46, golden finger B47 ends, and corresponding output port is Board golden finger B26, golden finger B27 and golden finger B16, golden finger B17 ends；The AC to DC converter circuit includes rectified current Road, filter circuit, buffer circuit and mu balanced circuit；Rectification circuit was that the rectifier bridge of one diode of energy is realized；Filter circuit is realized by polar capacitor C3, its Capacitance is 4700 μ F；Buffer circuit realizes that a part is that diode D1, D2 and resistance R1 are composed in series, wherein diode D1 by three parts are in parallel It is consistent with D2 model, is 1N4148, resistance R1 resistance is 8.2K；A part is resistance R2 and triode T1 and electricity Hold C4 to be composed in series, wherein resistance R2 resistance is 100, and triode T1 model 2N2907A, electric capacity C4 capacitance are 0.1 μ F；A part is connected for triode T2 and voltage-regulator diode Z1, triode T2 model 2N2222A, voltage-regulator diode Z1 type Number it is BZX85C33, is connected again with triode T3 after this three parts parallel connection, triode T3 model BUP51；The nucleus module of the mu balanced circuit of AC to DC converter circuit is voltage-stabilized power supply chip RG2, the model of the chip L7824CT, the front and rear of voltage-stabilized power supply are filtered with polar capacitor, voltage-stabilized power supply chip RG2 input polarity electricity Hold C5 to filter, the positive pole of the polar capacitor is connected with voltage-stabilized power supply chip RG2 1 pin, and polar capacitor C5 capacitance is 100 μ F, voltage-stabilized power supply chip RG2 output end are filtered with polar capacitor C6, polar capacitor C6 positive pole and voltage-stabilized power supply chip RG2 2 pin be connected, polar capacitor C6 capacitance is 100 μ F.
- 3. high-performance electric source module according to claim 1, it is characterised in that：Described DC-DC circuit input For golden finger B52, golden finger B53 and golden finger B1, between golden finger B2, output end is golden finger B10, golden finger B11 and gold Between finger B6, golden finger B7, the nucleus module of the partial circuit is voltage-stabilized power supply chip RG1, its model LM309K, voltage stabilizing The front and rear of power supply is filtered with polar capacitor, and voltage-stabilized power supply chip RG1 input is filtered with polar capacitor C1, should The positive pole of polar capacitor is connected with voltage-stabilized power supply chip RG1 1 pin, and polar capacitor C1 capacitance is 4.7 μ F, voltage-stabilized power supply chip RG1 output end is filtered with polar capacitor C2, and polar capacitor C2 positive pole is connected with voltage-stabilized power supply chip RG1 2 pin, pole Property electric capacity C2 capacitance is 4.7 μ F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621285964.6U CN206673846U (en) | 2016-11-28 | 2016-11-28 | A kind of high-performance electric source module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621285964.6U CN206673846U (en) | 2016-11-28 | 2016-11-28 | A kind of high-performance electric source module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206673846U true CN206673846U (en) | 2017-11-24 |
Family
ID=60356487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621285964.6U Withdrawn - After Issue CN206673846U (en) | 2016-11-28 | 2016-11-28 | A kind of high-performance electric source module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206673846U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070260A (en) * | 2016-11-28 | 2017-08-18 | 中核核电运行管理有限公司 | A kind of high-performance electric source module |
-
2016
- 2016-11-28 CN CN201621285964.6U patent/CN206673846U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070260A (en) * | 2016-11-28 | 2017-08-18 | 中核核电运行管理有限公司 | A kind of high-performance electric source module |
| CN107070260B (en) * | 2016-11-28 | 2023-10-20 | 中核核电运行管理有限公司 | High-performance power module |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171124 Effective date of abandoning: 20231020 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20171124 Effective date of abandoning: 20231020 |