CN209691533U - Transformer safety control system - Google Patents
Transformer safety control system Download PDFInfo
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- CN209691533U CN209691533U CN201920475009.6U CN201920475009U CN209691533U CN 209691533 U CN209691533 U CN 209691533U CN 201920475009 U CN201920475009 U CN 201920475009U CN 209691533 U CN209691533 U CN 209691533U
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Abstract
The utility model discloses transformer safety control systems, comprising: temperature detecting module is connect to detect the current temperature value of transformer equipment with transformer equipment；Processing module is connect respectively to obtain the work numerical value of transformer equipment with transformer equipment and temperature detecting module；Temperature computation module is connect to obtain the work numerical value of transformer equipment with processing module, and temperature computation module can calculate the preference temperature scope of transformer equipment according to the work numerical value of transformer equipment and be transmitted to processing module；Control module is connect respectively to work from processing module acquisition instruction information control cooler arrangement with processing module and cooler arrangement.Its preference temperature for capableing of calculating transformer equipment accurately controls cooler arrangement work, to save electric energy and transformer equipment reaches expected and uses the time.
Description
Technical field
The utility model relates to field transformer more particularly to transformer safety control system.
Background technique
The normal operation of transformer is the necessary condition of electrical power stabilization supply, with the development of power grid, the safety of transformer
Operation is increasingly valued by people, especially for the power transformer in long-term unattended region.
Transformer can all propose the requirement of service life when subscribing, but the insulation system of transformer is very quick to temperature
Sense, overheat can accelerate the aging speed of insulation system, so as to cause being shortened using the time for transformer, and when transformer is serious
Overheat is not handled in time, transformer may be made to burn, the major accident for causing power grid to paralyse, therefore controls adjustment transformer
Temperature it is particularly important.Although the prior art, which also has, carries out temperature control to transformer by cooler, can not be accurate
Cooler work is rationally controlled using the time according to the expection of transformer, leads to the excessively high waste electric energy of cooler power or change occur
Expected the problem of using the time is not achieved in depressor.
Utility model content
To solve the above-mentioned problems, the utility model provide transformer safety control system, can calculating transformer set
Standby preference temperature accurately controls cooler arrangement work, to save electric energy and transformer equipment reaches expected and uses the time.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
Transformer safety control system, comprising:
Temperature detecting module is connect to detect the current temperature value of transformer equipment with transformer equipment；
Processing module, can generate command information, and processing module connects with transformer equipment and temperature detecting module respectively
It connects to obtain the work numerical value of transformer equipment；
Temperature computation module is connect to obtain the work numerical value of transformer equipment, temperature computation module energy with processing module
It is enough that the preference temperature scope of transformer equipment is calculated according to the work numerical value of transformer equipment and is transmitted to processing module；
Control module is connect respectively to control from processing module acquisition instruction information with processing module and cooler arrangement
Cooler arrangement work.
Preferably, further include cooler detection module, connect with cooler arrangement to detect the work shape of cooler arrangement
State, cooler detection module are connect with the processing module；
Drop holds computing module, is connect with processing module to obtain the work numerical value of transformer equipment, drop holds computing module energy
It is enough that the load excision ratio value of transformer equipment is calculated according to the work numerical value of transformer equipment and is transmitted to processing module, institute
It states control module to connect with the transformer equipment, processing module can send command information to control module, so that control mould
Block controls transformer equipment excision load.
It preferably, further include the communication module that can be communicated with exterior terminal, processing module is connect with communication module.
It preferably, further include time delay module, time delay module is connect with processing module and time delay module and control module connect
It connects, so that processing module transmits command information to control module after the delay of setting time.
It preferably, further include temperature upper limit trigger module, temperature upper limit trigger module is connect to obtain and become with processing module
The current temperature value of depressor equipment, temperature upper limit trigger module can send triggering according to the current temperature value of transformer equipment and refer to
It enables to control module, so that control module control transformer equipment stops working.
The beneficial effects of the utility model are: being calculated by temperature computation module according to the work numerical value of transformer equipment
The preference temperature scope of transformer equipment, processing module compare the current temperature value and preference temperature scope hair of transformer equipment
Command signal so that control module adjusts the power of cooler arrangement, and then makes the current of transformer equipment to control module out
Temperature value is fallen into preference temperature scope, is reached and is saved the electric energy that cooler arrangement uses, and enables transformer equipment that can reach
The time is used to expected.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the schematic diagram of one of embodiment of the utility model.
Specific embodiment
This part will be described in specific embodiment of the utility model, and the preferred embodiment of the utility model is in the accompanying drawings
It shows, the effect of attached drawing is the description with figure supplementary explanation book word segment, enables a person to intuitively, visually understand originally
The each technical characteristic and overall technical architecture of utility model, but it should not be understood as the limit to scope of protection of the utility model
System.
With reference to Fig. 1, transformer safety control system, comprising:
Temperature detecting module 12 is connect to detect the current temperature value of transformer equipment 11 with transformer equipment 11；
Processing module 30, can generate command information, processing module 30 respectively with transformer equipment 11 and temperature detection
Module 12 is connected to obtain the work numerical value of transformer equipment 11；
Temperature computation module 41 is connect to obtain the work numerical value of transformer equipment 11, temperature computation with processing module 30
Module 41 can calculate the preference temperature scope of transformer equipment 11 according to the work numerical value of transformer equipment 11 and be transmitted to
Processing module 30；
Control module 50 is connect respectively with from 30 acquisition instruction of processing module with processing module 30 and cooler arrangement 21
Information controls cooler arrangement 21 and works.
Time, runing time and Current Temperatures are used according to the expection of transformer equipment 11 by temperature computation module 41
Value calculates the preference temperature scope of transformer equipment 11, processing module 30 compare transformer equipment 11 current temperature value and
Preference temperature scope issues command signal to control module 50, so that control module 50 adjusts the power of cooler arrangement 21, into
And fall into the current temperature value of transformer equipment 11 in preference temperature scope, reach and saves the electricity that cooler arrangement 21 uses
Can, and enable transformer equipment 11 that can reach expected and use the time.
The work numerical value of transformer equipment 11 can be the runing time of transformer equipment 11, be expected to use time, residue
The information such as time and current temperature value.Temperature detecting module 12 can be infrared temperature measurement device or thermocouple etc. and be able to carry out temperature
The device of detection.Cooler arrangement 21 can be the devices such as blower, liquid pump or equipment, can pass through air-cooled, the oil modes such as cold
Cool down to transformer equipment 11.Processing module 30 can be single-chip microcontroller or embedded system etc. and can carry out to signal message
The device or equipment of processing.Temperature computation module 41 can be single-chip microcontroller, the program in processing module 30 or FPGA etc. can be into
The device or equipment that row calculates, the thermal life curve of transformer equipment 11, thermal life curve are stored in temperature computation module 41
It is able to reflect the life value that transformer equipment 11 works at a temperature of certain.Control module 50 may include silicon-controlled and related member
The power conditioning circuitry or power regulation device of part composition, to carry out power control to cooler arrangement 21.
In order to make that transformer equipment 11 can be adjusted in 21 Operation at full power of cooler arrangement or abnormal work, failure
Current temperature value, further includes:
Cooler detection module 22 is connect to detect the working condition of cooler arrangement 21 with cooler arrangement 21, cooling
Device detection module 22 is connect with the processing module 30；
Drop holds computing module 42, is connect with processing module 30 to obtain the work numerical value of transformer equipment 11, and drop, which is held, to be calculated
Module 42 can calculate the load excision ratio value of transformer equipment 11 and be transmitted according to the work numerical value of transformer equipment 11
To processing module 30, the control module 50 is connect with the transformer equipment 11, and processing module 30 can send command information
To control module 50, so that control module 50 controls the excision load of transformer equipment 11.
Cooler detection module 22 knows the working condition of cooler arrangement 21, in the full power work of cooler arrangement 21
Make or when abnormal work, failure, and in the case that the Current Temperatures of transformer equipment 11 are higher than preference temperature scope, Neng Goutong
The load of 11 cut-out of control transformer equipment is crossed to fall into preference temperature scope to reduce current temperature value.
Cooler detection module 22 can be the device that power sensor etc. is able to detect 21 working condition of cooler arrangement.
Drop appearance computing module 42 can be single-chip microcontroller, the program in processing module 30 or FPGA etc. and be able to carry out the device of calculating or set
Standby, drop holds the load temperature change curve that transformer equipment 11 is stored in computing module 42, and load temperature change curve can
Reflect the corresponding relationship of transformer equipment 11 percentage load and operating temperature.Control module 50 may include relay group, lead to
Control relay group is crossed so that the excision load of transformer equipment 11 can be made.
It further include that can be communicated with exterior terminal in order to remotely know and control the working condition of transformer equipment 11
Communication module 60, processing module 30 connect with communication module 60.
It is communicated by communication module 60 with exterior terminal, exterior terminal is enable to understand the work of transformer equipment 11 at any time
State, and exterior terminal can transmit feedback command to control module 50 by communication module 60 and processing module 30 and hold
Row is worked with remotely controlling transformer equipment 11 or cooler arrangement 21, without uninterrupted 11 work of monitoring transformer equipment on duty
Make state, mitigates working strength, and the external working condition of notice can be facilitated in unattended region.Communication module 60 can be with
It is the embodiment communicated by network cloud platform with exterior terminal, exterior terminal can be mobile phone.
Further include time delay module 70 to provide buffer time to facilitate exterior terminal remotely to control, time delay module 70 with
Processing module 30 connects and time delay module 70 is connect with control module 50, so that delay of the processing module 30 Jing Guo setting time
Command information is transmitted afterwards to control module 50.
When processing module 30 sends command information to control module 50, command information is first transmitted to time delay module 70, and
And exterior terminal is notified by communication module 60 simultaneously, if exterior terminal does not have feedback command, set in time delay module 70
Command information control module 50 is sent to after time interval to execute；If exterior terminal has feedback command, processing module 30 is taken
The time delay module 70 that disappears transmits command information, and directly transmits command information to control module 50 according to feedback command and execute.With
This mode realizes that long-range control transformer equipment 11 works, and is not necessarily to concrete operations on the spot, conveniently and saves the time.Time delay module
70 can be delay circuit, can also be one section of delay transport programs in processing module 30.
It further include temperature upper limit trigger module 80 in order to avoid temperature is excessively high and damage when the work of transformer equipment 11, it is warm
Degree upper limit trigger module 80 is connect to obtain the current temperature value of transformer equipment 11, temperature upper limit trigger mode with processing module 30
Block 80 can send triggering command to control module 50, so that control module 50 is controlled according to the current temperature value of transformer equipment 11
Transformer equipment 11 processed stops working.
Temperature upper limit trigger module 80 is set with the ceiling temperature value of the normal work of transformer equipment 11, works as transformer equipment
When 11 Current Temperatures are higher than ceiling temperature value, temperature upper limit trigger module 80 sends triggering command to control module 50, to stop
Only transformer equipment 11 works, and avoids transformer equipment 11 from damaging or cause accident, promotes safety.Temperature upper limit trigger module
80 can be the comparator of operational amplifier and corresponding component composition, can also be one section of protection journeys in processing module 30
Sequence.
Control method as preferred transformer safety control system:
Temperature detecting module 12 is connect to detect the current temperature value of transformer equipment 11 with transformer equipment 11；
Processing module 30 is connect to record the runing time of transformer equipment 11, processing module 30 with transformer equipment 11
The expection of transformer equipment 11 is provided with using the time, processing module 30 is connect with temperature detecting module 12 to obtain Current Temperatures
Value；
Temperature computation module 41 connect to obtain the remaining time of transformer equipment 11 with processing module 30, and then calculates
The preference temperature scope of transformer equipment 11 and preference temperature scope is fed back into processing module 30 out；
Control module 50 is connect with processing module 30 and cooler arrangement 21 respectively；
Processing module 30 compares the current temperature value and preference temperature scope of transformer equipment 11, if current temperature value is super
Preference temperature scope out then transmits command information and runs power to control module 50 to control cooler arrangement 21, and then regulates and controls
The current temperature value of transformer equipment 11.
The method of preference temperature scope as preferred calculating transformer equipment 11: setting in the temperature computation module 41
There is a thermal life curve of transformer equipment 11, temperature computation module 41 is according to the remaining time and thermal life of transformer equipment 11
Preference temperature scope is calculated in curve.
The expection of transformer equipment 11 is subtracted runing time using the time and obtains remaining time by processing module 30, and will be remained
Remaining time tranfer is to temperature computation module 41, and since temperature computation module 41 is provided with thermal life curve, thermal life curve can
Reflect transformer equipment 11 operating temperature and life time corresponding relationship, temperature computation module 41 by thermal life curve according to
The preference temperature scope for going out transformer equipment 11 that remaining time can calculate, works in this temperature range, transformer equipment
11, which just can reach expected, uses the time.Processing module 30 compares the current temperature value and preference temperature scope of transformer equipment 11,
If current temperature value is higher than preference temperature scope, processing module 30 transmits command signal to control module 50, to control cooling
Device equipment 21 improves operation power, and then declines current temperature value；If current temperature value is lower than preference temperature scope, control
Cooler arrangement 21 reduces operation power, saves electric energy.
The runing time that processing module 30 records is in certain temperature runing time according to transformer equipment 11 multiplied by the temperature
Coefficient adds up out, rather than the conduction time of pure transformer equipment 11, such as works 1 hour at 100 DEG C, it is assumed that 100
DEG C corresponding temperature coefficient is 1.2, then runing time is 1.2 hours, rather than the 1 of conduction time hour.
In order to when 21 full power operation of cooler arrangement can not further promote cooling effect, abnormal work or failure,
The current temperature value of transformer equipment 11 can be adjusted, control method further includes the following contents:
Cooler detection module 22 is connect with cooler arrangement 21 and processing module 30 to detect cooler arrangement 21
Working condition is simultaneously transmitted to processing module 30；
Drop holds computing module 42, and processing module 30 can know the load value of transformer equipment 11, and drop holds computing module 42
It is connect with processing module 30 to obtain the preference temperature value of transformer equipment 11 and load value, and then calculates transformer load
It cuts off ratio value and load excision ratio value is fed back into processing module 30；
Know that the Current Temperatures of transformer equipment 11 are higher than preference temperature scope, and cooler arrangement in processing module 30
In the case where the work of 21 full power power or abnormal work, processing module 30 sends command information extremely according to load excision ratio value
Control module 50, so that control module 50 controls transformer equipment 11 according to load excision ratio value excision load.
Since drop holds the load temperature curve that computing module 42 stores transformer equipment 11, load temperature song can be passed through
Line obtains the percentage load that corresponding transformer equipment 11 should work, knot according to the preference temperature scope of transformer equipment 11
The load value for closing current transformer equipment 11 calculates load excision ratio value.
The load value of transformer equipment 11 and the percentage load that should be worked can be the current of transformer equipment 11
Bearing power divided by rated power ratio.Such as when transformer equipment 11 bearing power be 1.2KW, transformer equipment 11
When rated power is 1KW, load value 120% is born if the percentage load that transformer equipment 11 should work is 100%
Carrying excision ratio value is 20%.
In order to remotely know and control the working condition of transformer equipment 11, control method further includes the following contents:
It further include the communication module 60 that can be communicated with exterior terminal, processing module 30 is connect will become with communication module 60
The runing time of depressor equipment 11 and/or expected using time and/or current temperature value and/or preference temperature scope and/or cold
But 21 working condition of device equipment and/or load excision ratio value and the command information of processing module 30 are transmitted to exterior terminal,
Communication module 60 can receive the feedback command of exterior terminal and be transmitted to control module 50 by processing module 30, so that control
Module 50 controls transformer equipment 11 according to feedback command or cooler arrangement 21 works, and control module 50 passes through implementing result
Processing module 30 and communication module 60 are transmitted to exterior terminal.
By the above method, exterior terminal can conveniently know the work shape of transformer equipment 11 and cooler arrangement 21
State, and control is realized to it.
In order to provide buffer time to facilitate long-range control, control method further includes the following contents:
It further include time delay module 70, processing module 30 is connect by time delay module 70 with control module 50, time delay module 70
The command information that processing module 30 is sent can be transmitted to control module 50 after setting time；
Processing module 30 sends command information to time delay module 70, at the same command information be sent to by communication module 60 it is outer
Portion's terminal, if exterior terminal does not have feedback command, command information is transmitted to control after setting time by time delay module 70
Module 50 executes；If exterior terminal has feedback command, processing module 30 cancels the transmission of time delay module 70 instruction to control module
50, and feedback command is transmitted to control module 50 and executed by processing module 30.
Need to send command information to control module 50 in processing module 30 with control the excision of transformer equipment 11 load or
When controlling the change power of cooler arrangement 21, buffer time is provided by time delay module 70, to facilitate exterior terminal having time to make
Reaction sends feedback command out, or control module 50 executes instruction information after the time interval of setting.
In order to improve safety, control method further includes the following contents:
Temperature upper limit trigger module 80 is connect to obtain the current temperature value of transformer equipment 11, temperature with processing module 30
Upper limit trigger module 80 is connect with control module 50, and temperature upper limit trigger module 80 is high in the current temperature value of transformer equipment 11
When ceiling temperature value, output triggering command to control module 50, so that control module 50 controls transformer equipment 11 and stops work
Make.
In general, becoming under the action of the cooling effect of cooler arrangement 21 and the excision load of transformer equipment 11
The Current Temperatures of depressor equipment 11 are not above ceiling temperature, when the Current Temperatures of transformer equipment 11 are higher than ceiling temperature,
Mean 11 failure of transformer equipment, need to repair, therefore temperature upper limit trigger module 80 knows transformer equipment 11
When current temperature value is higher than ceiling temperature, triggering command is sent to control module 50, so that control module 50 stops transformer and sets
Standby 11 work, avoiding transformer equipment 11 from burning causes the accident, and improves safety and reliability.Temperature upper limit trigger mode
Trigger signal first can also be transmitted to time delay module 70 by block 80, then be transmitted to control module 50 by time delay module 70, be touched at this time
The time of signalling setting is very short, and generally only several seconds.
Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent deformation or replacement without departing from the spirit of the present invention, these equivalent changes
Type or replacement are all contained in range set by the claim of this application.
Claims (5)
1. transformer safety control system characterized by comprising
Temperature detecting module (12) is connect with transformer equipment (11) to detect the current temperature value of transformer equipment (11)；
Processing module (30), can generate command information, and processing module (30) is examined with transformer equipment (11) and temperature respectively
Module (12) connection is surveyed to obtain the work numerical value of transformer equipment (11)；
Temperature computation module (41) is connect to obtain the work numerical value of transformer equipment (11), thermometer with processing module (30)
The preference temperature scope of transformer equipment (11) can be calculated according to the work numerical value of transformer equipment (11) by calculating module (41)
And it is transmitted to processing module (30)；
Control module (50) is connect respectively to obtain from processing module (30) with processing module (30) and cooler arrangement (21)
Command information controls cooler arrangement (21) work.
2. transformer safety control system according to claim 1, which is characterized in that further include:
Cooler detection module (22) is connect to detect the working condition of cooler arrangement (21) with cooler arrangement (21), cold
But device detection module (22) is connect with the processing module (30)；
Drop holds computing module (42), is connect with processing module (30) to obtain the work numerical value of transformer equipment (11), drop holds meter
The load excision ratio of transformer equipment (11) can be calculated according to the work numerical value of transformer equipment (11) by calculating module (42)
It is worth and is transmitted to processing module (30), the control module (50) connect with the transformer equipment (11), processing module (30)
Command information can be sent to control module (50), so that control module (50) control transformer equipment (11) excision load.
3. transformer safety control system according to claim 1 or 2, it is characterised in that: further including can be with outside end
The communication module (60) of communication is held, processing module (30) is connect with communication module (60).
4. transformer safety control system according to claim 3, it is characterised in that: further include time delay module (70), prolong
When module (70) connect with processing module (30) and time delay module (70) is connect with control module (50) so that processing module
(30) command information is transmitted after the delay of setting time to control module (50).
5. transformer safety control system according to claim 1 or 2, it is characterised in that: further include temperature upper limit triggering
Module (80), temperature upper limit trigger module (80) are connect with processing module (30) to obtain the Current Temperatures of transformer equipment (11)
Value, temperature upper limit trigger module (80) can send triggering command to controlling mould according to the current temperature value of transformer equipment (11)
Block (50), so that control module (50) control transformer equipment (11) stops working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920475009.6U CN209691533U (en) | 2019-04-08 | 2019-04-08 | Transformer safety control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920475009.6U CN209691533U (en) | 2019-04-08 | 2019-04-08 | Transformer safety control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209691533U true CN209691533U (en) | 2019-11-26 |
Family
ID=68607543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920475009.6U Active CN209691533U (en) | 2019-04-08 | 2019-04-08 | Transformer safety control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN209691533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021470A (en) * | 2019-04-08 | 2019-07-16 | 广东瑞智电力科技有限公司 | Transformer safety control system and its control method |
-
2019
- 2019-04-08 CN CN201920475009.6U patent/CN209691533U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021470A (en) * | 2019-04-08 | 2019-07-16 | 广东瑞智电力科技有限公司 | Transformer safety control system and its control method |
| CN110021470B (en) * | 2019-04-08 | 2024-03-19 | 广东明阳电气股份有限公司 | Transformer safety control system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 528400 No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province Patentee after: Guangdong Mingyang Electric Co., Ltd Address before: 528400 Guangdong province Zhongshan Nanlang Town Industrial Zone East Road No. 9 crane factory Patentee before: Guangdong Ruizhi Electric Technology Co. Ltd. |
|
| CP03 | "change of name, title or address" | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee after: Guangdong Mingyang Electric Co.,Ltd. Address before: No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee before: Guangdong Mingyang Electric Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |