CN206004394U - Redundant power module circuit - Google Patents
Redundant power module circuit Download PDFInfo
- Publication number
- CN206004394U CN206004394U CN201620697585.1U CN201620697585U CN206004394U CN 206004394 U CN206004394 U CN 206004394U CN 201620697585 U CN201620697585 U CN 201620697585U CN 206004394 U CN206004394 U CN 206004394U
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- CN
- China
- Prior art keywords
- varistor
- modular converter
- zero line
- power module
- critesistor
- 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.)
- Expired - Fee Related
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Abstract
A kind of this utility model redundant power module circuit, include at least two groups EMC circuit, EMC circuit includes AC/DC modular converter, live wire is through self- recoverage safeguard, critesistor, the live wire input of AC/DC modular converter is accessed after first varistor, zero line accesses the zero line input of AC/DC modular converter after the second varistor, junction point between self- recoverage safeguard and critesistor connects to zero line after the 3rd varistor, connect to zero line after the filtered electric capacity of junction point between critesistor and the first varistor, and filter resistance is parallel with filter capacitor；The two ends of the first varistor are respectively connecting to the two ends of a lateral coil of common mode inductance, and the two ends of the second varistor are respectively connecting to the two ends of another lateral coil of common mode inductance, and the positive pole of the DC output end of AC/DC modular converter connects to outfan through diode；A kind of this utility model redundant power module circuit, the dependable performance such as electromagnetic compatibility.
Description
Technical field
This utility model is related to a kind of power module circuitry, especially relate to a kind of design of employing redundant fashion to industry
The power module circuitry that rotating machinery monitoring and protecting instrument is powered.
Background technology
At present, all kinds of rotating machinery monitoring and protecting devices adopt single power supply mostly, or are related to using redundant power
And, but there is safety and function limitation in conventional redundancy Power Management Design, such as：Power Management Design can not meet EMC design
Require, can not compatible different electrical power and multiple power sources input requirement.Therefore, need badly a kind of new superfluous for all kinds of instrument
Remaining power module circuitry design, to solve the above problems.
Content of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, provides a kind of redundant power of the dependable performances such as electromagnetic compatibility
Modular circuit.
The purpose of this utility model is realized in：
A kind of redundant power module circuit, described redundant power module circuit includes at least two groups EMC circuit, Mei Yilu
EMC circuit includes AC/DC modular converter, and alternating current fire wire is followed by through self- recoverage safeguard, critesistor, the first varistor
Enter the live wire input of AC/DC modular converter, alternating current zero line accesses the zero line of AC/DC modular converter after the second varistor
Input, the junction point between described self- recoverage safeguard and critesistor connects to exchange electrical zero after the 3rd varistor
Line, connects after the filtered electric capacity of the junction point between described critesistor and the first varistor to exchange electrical zero line, and filters
Filter resistance is parallel with electric capacity；The two ends of described first varistor are respectively connecting to the two of a lateral coil of common mode inductance
End, the two ends of described second varistor are respectively connecting to the two ends of another lateral coil of common mode inductance, described AC/DC modulus of conversion
It is connected with the Y capacitance of two series connection between the live wire input of block and zero line input（The junction point of two electric capacity connects to FGA
Earth terminal, so that the interference of Y capacitance suppression common mode, prevents High-frequency Interference from flowing into）；The direct current of described AC/DC modular converter is defeated
Go out the minus earth at end, the positive pole of the DC output end of described AC/DC modular converter is through capacity earth, and described AC/DC conversion
The positive pole of the DC output end of module connects to the negative pole of Transient Suppression Diode TVS, the positive pole of this Transient Suppression Diode TVS
Ground connection, the positive pole of the DC output end of described AC/DC modular converter connects to outfan through diode；
A kind of this utility model redundant power module circuit, model JK250/R2000 of self- recoverage safeguard.
Compared with prior art, the beneficial effects of the utility model are：
This utility model can recover to insure design in exchange electrical input employing, it is possible to achieve the automatic protection of power supply
And release；Increased pressure-sensitive and critesistor simultaneously and carry out the protections such as the output short-circuit of power supply, excessively stream, overvoltage；Using common mode electricity
Sense and Y capacitance design can effectively suppression common mode and differential mode interference signal, to realize the design requirements such as EMC electromagnetic compatibility；AC/DC
Outfan carried out arrangement Filtering Processing, make output 24V DC voltage more stable；Also increase TVS pipe to be exported simultaneously
The control of voltage；Redundant power no wink switching output control is completed by two diodes, and two-way power supply Zhong You mono- tunnel is not
Power supply or fault do not affect another kind of normal work.
Brief description
Fig. 1 is a kind of circuit diagram of this utility model redundant power module circuit.
Specific embodiment
Referring to Fig. 1, a kind of redundant power module circuit that this utility model is related to, described redundant power module circuit comprises
There are at least two groups EMC circuit, each road EMC circuit includes AC/DC modular converter, and alternating current fire wire is through self- recoverage safeguard
（Its model JK250/R2000）, critesistor, access the live wire input of AC/DC modular converter after the first varistor, hand over
Stream electrical zero line accesses zero line input, described self- recoverage safeguard and the temperature-sensitive of AC/DC modular converter after the second varistor
Junction point between resistance connects to exchange electrical zero line after the 3rd varistor, described critesistor and the first varistor it
Between the filtered electric capacity of junction point after connect to exchange electrical zero line, and filter resistance is parallel with filter capacitor；Described first pressure
The two ends of quick resistance are respectively connecting to the two ends of a lateral coil of common mode inductance, and the two ends of described second varistor connect respectively
To the two ends of another lateral coil of common mode inductance, connect between the live wire input of described AC/DC modular converter and zero line input
It is connected to the Y capacitance of two series connection（The junction point of two electric capacity connects to FGA）；The DC output end of described AC/DC modular converter
Minus earth, the positive pole of the DC output end of described AC/DC modular converter is through capacity earth, and described AC/DC modular converter
The positive pole of DC output end connect to the negative pole of Transient Suppression Diode TVS, the positive pole of this Transient Suppression Diode TVS connects
Ground, the positive pole of the DC output end of described AC/DC modular converter connects to outfan through diode；
This utility model redundant power module circuit is based on reliable AC/DC modular converter, using LH40 series；It has
There are the characteristics such as wide input voltage range and AC/DC:85 ~ 264VAC/100 ~ 370VDC, stand-by power consumption is low simultaneously, is
0.5W；And meet IEC61000, UL60950, EN60950 Valuation Standard.
In addition, in order to meet the harsh application of industry spot and reliability requirements, this patent power circuit has carried out many
Plant reliability design, such as：The protection such as EMC, output short-circuit, excessively stream, overvoltage, no wink switched design etc.；
Can recover to insure design in exchange electrical input employing, it is possible to achieve the automatic protection of power supply and release；With
When increased pressure-sensitive and critesistor and carry out the protections such as the output short-circuit of power supply, excessively stream, overvoltage；Using common mode inductance and Y capacitance
Design can effectively suppression common mode and differential mode interference signal, to realize EMC design requirement；AC/DC outfan has carried out arranging filter
Ripple is processed, and makes output 24V DC voltage more stable；Also increase the control that TVS pipe enters line output voltage simultaneously.Redundant power is no
Wink switching output control is completed by two diodes, and two-way power supply Zhong You mono- tunnel does not power or fault does not affect separately
One class normal work.
In addition：It should be noted that above-mentioned specific embodiment is only a prioritization scheme of this patent, the skill of this area
Any change or improvement that art personnel are done according to above-mentioned design, all within the protection domain of this patent.
Claims (2)
1. a kind of redundant power module circuit it is characterised in that：Described redundant power module circuit includes at least two groups EMC electricity
Road, each road EMC circuit includes AC/DC modular converter, and alternating current fire wire is through self- recoverage safeguard, critesistor, the first pressure
The live wire input of AC/DC modular converter is accessed, alternating current zero line accesses AC/DC conversion after the second varistor after quick resistance
The zero line input of module, the junction point between described self- recoverage safeguard and critesistor connect after the 3rd varistor to
Alternating current zero line, connects after the filtered electric capacity of the junction point between described critesistor and the first varistor to exchange electrical zero
Filter resistance is parallel with line, and filter capacitor；The two ends of described first varistor are respectively connecting to the side of common mode inductance
The two ends of coil, the two ends of described second varistor are respectively connecting to the two ends of another lateral coil of common mode inductance, described AC/
It is connected with the Y capacitance of two series connection between the live wire input of DC modular converter and zero line input；Described AC/DC modular converter
DC output end minus earth, the positive pole of the DC output end of described AC/DC modular converter is through capacity earth and described
The positive pole of the DC output end of AC/DC modular converter connects to the negative pole of Transient Suppression Diode TVS, this Transient Suppression Diode
The plus earth of TVS, the positive pole of the DC output end of described AC/DC modular converter connects to outfan through diode.
2. as claimed in claim 1 a kind of redundant power module circuit it is characterised in that：The model of self- recoverage safeguard
JK250/R2000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620697585.1U CN206004394U (en) | 2016-07-05 | 2016-07-05 | Redundant power module circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620697585.1U CN206004394U (en) | 2016-07-05 | 2016-07-05 | Redundant power module circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206004394U true CN206004394U (en) | 2017-03-08 |
Family
ID=58200631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620697585.1U Expired - Fee Related CN206004394U (en) | 2016-07-05 | 2016-07-05 | Redundant power module circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206004394U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106130166A (en) * | 2016-07-05 | 2016-11-16 | 江苏江凌测控科技股份有限公司 | Redundant power module circuit |
| CN112737311A (en) * | 2020-12-21 | 2021-04-30 | 中国北方发动机研究所(天津) | Filter circuit |
-
2016
- 2016-07-05 CN CN201620697585.1U patent/CN206004394U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106130166A (en) * | 2016-07-05 | 2016-11-16 | 江苏江凌测控科技股份有限公司 | Redundant power module circuit |
| CN112737311A (en) * | 2020-12-21 | 2021-04-30 | 中国北方发动机研究所(天津) | Filter circuit |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20210705 |