CN207408569U - A kind of device monitored in real time to Switching Power Supply by ripple trend theory - Google Patents
A kind of device monitored in real time to Switching Power Supply by ripple trend theory Download PDFInfo
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- CN207408569U CN207408569U CN201721364382.1U CN201721364382U CN207408569U CN 207408569 U CN207408569 U CN 207408569U CN 201721364382 U CN201721364382 U CN 201721364382U CN 207408569 U CN207408569 U CN 207408569U
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- China
- Prior art keywords
- power supply
- ripple
- switching power
- controller
- temperature
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Abstract
Pass through the theoretical monitoring device monitored in real time to Switching Power Supply with temperature acquisition of ripple trend the utility model is related to a kind of.Including：Ripple measurement sensor in detection module is used for the collection of ripple generated in circuit；Ripple over-sampling modulate circuit is connected in controller, is used to ripple being converted into digital signal and is sent to controller；Sensor for measuring temperature in detection module measures the temperature inside Switching Power Supply；Temperature sampling modulate circuit is connected with controller, be used to converting the signal into voltage signal and and reference voltage be compared generation deviation, and be sent to controller；Monitoring host computer is connected with controller, receives the instruction of controller.It is arranged in the monitoring host computer for display screen and reservoir, and in the service life of display screen display switch power supply current operating conditions and prediction, reservoir is for storing historical situation, for the exploitation and repair of Switching Power Supply；Alarm is connected with controller, receives controller instruction, and sends alarm.
Description
Technical field
It is especially a kind of to be adopted by ripple trend theory with temperature the utility model is related to Switching Power Supply monitoring technical field
The monitoring device that set pair Switching Power Supply is monitored in real time.
Background technology
Power supply part of the Switching Power Supply as numerous power electronic systems, reliability directly affect power electronic system
A lot of major accidents that whole system is paralysed caused by Switching Power Supply fails often occur both at home and abroad for stability and security,
So the failure predication of Switching Power Supply and life prediction are a problem to be solved.
Majority is integrated with high pressure in Switching Power Supply, and high-power output circuit, dissipated power is often larger, as power increases
Add, entire switch power supply system temperature can be very high, and excessively high temperature can cause power electronic devices to fail, when temperature is more than certain
Entire on-off circuit aging can be made even to fail after value.
It is random that Switching Power Supply breaks down during operation, if generating not in time for troubleshooting is very serious
Consequence.
The content of the invention
The utility model aim is, to carrying out temperature detection to Switching Power Supply, to monitor its operating status in real time, and carry out
Life prediction.The deficiency in the presence of background technology can be efficiently solved.It can more effectively avoid what is generated in production to ask
Topic.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：
A kind of monitoring device monitored in real time to Switching Power Supply with temperature acquisition by ripple trend theory, including：
Detection module is connected with several output terminals of Switching Power Supply, obtains the output end signal of Switching Power Supply；
Ripple over-sampling modulate circuit, is used to the ripple of collection to carry out processing being converted into digital signal and be sent to control
Device；
Temperature sampling modulate circuit, be used to the temperature sampling to change into voltage and reference voltage be compared after by deviation
It is sent to controller；
Controller：It is connected with the ripple over-sampling modulate circuit, temperature sampling modulate circuit, for receiving and handling letter
It ceases and sends instruction；
Monitor host：It is connected with controller, receives the instruction of controller；
Alarm device：It is connected with controller, receives controller instruction.When temperature is excessively high or abnormal shape occurs in power supply
During condition and alarm.
Further, detection module includes sensor for measuring temperature, ripple measurement sensor；
Further, the sensor for measuring temperature is used for its temperature for being used to measure power source internal；
Further, the ripple measurement sensor is used for the ripple generated in Switching Power Supply being collected；
Further, monitor that host includes display screen, reservoir；
Further, the display screen is used for showing current state；
Further, the reservoir is used for storing historical data, and data information is provided for research and development Switching Power Supply.
Compared with prior art, the utility model, will be in circuit using ripple measurement sensor by real-time monitoring device
The ripple of generation is collected, and the ripple being collected into is transmitted to ripple over-sampling modulate circuit, and ripple is converted into digital signal passes
To controller, its working condition is judged by algorithm and carries out life prediction.And when showing about usable on a display screen
Between.So as to more effectively carry out the repair and replacement of Switching Power Supply.In addition the utility model also passes through sensor for measuring temperature
The temperature inside Switching Power Supply is measured, temperature sampling modulate circuit is passed along, converts thereof into voltage signal, with benchmark electricity
Pressure is compared, after send controller to, controller is judged according to its deviation, is shown on a display screen just if normal
Often, the displays temperature superelevation, and pass through alarm device and sound the alarm on a display screen if abnormal.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples：
Fig. 1 is Switching Power Supply structure diagram
Fig. 2 is the functional block diagram that the utility model monitors in real time
1 in figure, ripple measurement sensor, 2, ripple over-sampling modulate circuit, 3, temperature sampling modulate circuit, 4, temperature survey
Sensor, 5, controller, 6, alarm device, 7, monitoring host computer, 8, display screen, 9, reservoir.
Specific embodiment
The utility model is described in further detail in conjunction with drawings and examples, these attached drawings are simplified show
It is intended to, only illustrates the basic structure of the utility model in a schematic way, therefore it is only shown with using new related composition.
Ripple measurement sensor 1 collects the ripple in Switching Power Supply.
Ripple over-sampling modulate circuit 2 is connected with ripple measurement sensor 1, and ripple is carried out processing is transformed into digital signal.
Temperature sensor 4 measures the temperature of power source internal.
Temperature sampling sensor 3 is connected with temperature sensor, and temperature signal is transformed into voltage signal is sent to controller.
Controller 5 is connected with ripple over-sampling modulate circuit 2, temperature sampling modulate circuit 3, alarm device 6, monitoring host computer 7,
For receiving and processing signal and sending instruction.
Alarm 6 is connected with controller 5, receives the signal of controller and executes instruction.
Monitoring host computer 7 is connected with controller 5, receives controller signals and executes instruction.
The operating status and remaining life of 8 display switch power supply of display screen.
The storage of reservoir 9 shows information.
The use principle of the utility model is as follows
When Switching Power Supply is run, collect ripple by the ripple measurement sensor in detection module and be transferred to ripple and adopt
Ripple is converted into digital signal and is transmitted to controller by sample modulate circuit, ripple over-sampling modulate circuit, and controller is judged by algorithm
Its working condition and progress life prediction.And the about up time is shown on a display screen.
When Switching Power Supply is run, the temperature inside Switching Power Supply is measured by the temperature sensor in detection module,
Signal is transmitted to temperature sampling modulate circuit, temperature signal is converted into voltage signal, it is rear to transmit compared with reference voltage
To controller, controller is judged according to its deviation, and display is normal on a display screen if normal, if abnormal showing
Screen display thermo-field thoery, and pass through alarm device and sound the alarm.
Claims (8)
1. a kind of monitoring device monitored in real time to Switching Power Supply with temperature acquisition by ripple trend theory,
It is characterised in that it includes：
Ripple measurement sensor is used for the collection of ripple generated in circuit；
Ripple over-sampling modulate circuit, is connected with controller, is used to ripple being converted into digital signal and is sent to controller；
Sensor for measuring temperature is used for the measurement of Switching Power Supply internal temperature；
Temperature sampling modulate circuit, is connected with controller, is used to temperature signal being converted into voltage signal and and reference voltage
Generation voltage deviation is compared, and is sent to controller；
Controller is used for receiving temperature sampling modulate circuit and the signal of ripple over-sampling modulate circuit, and transmits commands to
Monitoring host computer and alarm.
2. one kind according to claim 1 monitors Switching Power Supply with temperature acquisition by ripple trend theory in real time
Monitoring device, which is characterized in that the digital signal for receiving the conversion of ripple over-sampling modulate circuit passes through ripple trend theoretical algorithm
It carries out computing and obtains the remaining life of the Switching Power Supply.
3. one kind according to claim 1 monitors Switching Power Supply with temperature acquisition by ripple trend theory in real time
Monitoring device, which is characterized in that receive temperature sampling modulate circuit voltage deviation value, by compared with set threshold values,
Judge the operating status of the Switching Power Supply.
4. one kind according to claim 1 monitors Switching Power Supply with temperature acquisition by ripple trend theory in real time
Monitoring device, which is characterized in that the monitoring host computer include display screen and reservoir.
5. one kind according to claim 4 monitors Switching Power Supply with temperature acquisition by ripple trend theory in real time
Monitoring device, which is characterized in that the display screen can the current operating status of display switch power supply and prediction service life.
6. one kind according to claim 4 monitors Switching Power Supply with temperature acquisition by ripple trend theory in real time
Monitoring device, which is characterized in that the reservoir can store historical record, for exploitation Switching Power Supply data are provided.
7. one kind according to claim 1 monitors Switching Power Supply with temperature acquisition by ripple trend theory in real time
Monitoring device, which is characterized in that the ripple measurement sensor, sensor for measuring temperature Switching Power Supply detection module
In.
8. one kind according to claim 1 monitors Switching Power Supply with temperature acquisition by ripple trend theory in real time
Monitoring device, which is characterized in that alarm can send the sound of alarm under command of a controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721364382.1U CN207408569U (en) | 2017-10-23 | 2017-10-23 | A kind of device monitored in real time to Switching Power Supply by ripple trend theory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721364382.1U CN207408569U (en) | 2017-10-23 | 2017-10-23 | A kind of device monitored in real time to Switching Power Supply by ripple trend theory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207408569U true CN207408569U (en) | 2018-05-25 |
Family
ID=62320799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721364382.1U Expired - Fee Related CN207408569U (en) | 2017-10-23 | 2017-10-23 | A kind of device monitored in real time to Switching Power Supply by ripple trend theory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207408569U (en) |
-
2017
- 2017-10-23 CN CN201721364382.1U patent/CN207408569U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180525 Termination date: 20181023 |
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| CF01 | Termination of patent right due to non-payment of annual fee |