CN208722035U - A kind of substation's on-line intelligence monitoring system - Google Patents
A kind of substation's on-line intelligence monitoring system Download PDFInfo
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- CN208722035U CN208722035U CN201821764661.1U CN201821764661U CN208722035U CN 208722035 U CN208722035 U CN 208722035U CN 201821764661 U CN201821764661 U CN 201821764661U CN 208722035 U CN208722035 U CN 208722035U
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Abstract
The utility model discloses a kind of substation's on-line intelligences to monitor system, the abnormal physical signal in data collecting module collected monitoring region is sent to the Analog input mModule inside data processing module, and physical signal is passed in the CPU of data processing module by Analog input mModule through the data/address bus inside data acquisition module；When the data of the physical signal of the anomalous variation of acquisition exceed preset range, issues control signal and be stored in this signal into the analog output module of data processing module and in real time into CPU included memory；Control signal is output in alarm module and controls alarm module and acted accordingly by analog output module；The self-powered module of data processing module；The data handled through data processing module are transmitted to supervisory control of substation center by communication module and summarize.The utility model can be monitored on-line under the premise of not influencing substation equipment and operating normally, and make analysis and judgement to equipment operation when accident occurs, and issue warning information in time.
Description
Technical field
The utility model relates to converting station electric power equipment technical field more particularly to a kind of substation's on-line intelligence monitoring systems
System.
Background technique
In recent years, with rapid development of economy, industrial 4.0 iterative methods, the every field in life is all using electricity
Can, simultaneous power load surges year by year, how reliable, safe, good electric energy preferably is provided for Electricity customers, at
It is electric power enterprise firstly the need of solving the problems, such as.Requirement in the reliability service of electric system, to power equipment normal operation
Higher and higher, the equipment fault in substation, which will cause to have a power failure, to cause serious loss to entire society and economy.In substation
Main electric power equipment be chronically at high pressure, closed state operation, power equipment is when there is abnormal running situation, just
It will appear superheating phenomenon, and then be likely to occur fire incident.Therefore, if carried out to power equipment important in substation real-time
On-line monitoring, can effectively exclude hidden danger, the real time on-line monitoring system of substation can remotely recognize substation operation
Actual conditions make inspection work incidence that is more efficient and can effectively reducing accident.In order to reduce accident in substation
Generation, ensure power network safety operation, thus develop a kind of pair of substation monitored on-line already become modern electric
System safety in production there is an urgent need to.
Accordingly, it is badly in need of to run equipment when one kind encounters insecurity factor generation at present and makes analysis and judgement, and and
When issue substation's on-line intelligence of warning information and monitor system, and then shorten the power off time of accident and the processing of accident
Time.
Utility model content
The technical problem to be solved by the utility model is to provide it is a kind of can to substation equipment run make analysis and
Judge, and substation's on-line intelligence monitoring system that the safety and reliability for issuing early warning in time is high.
The utility model solves above-mentioned technical problem using following technical scheme:
A kind of substation's on-line intelligence monitoring system, including data acquisition module, data processing module, data transmit mould
Block, communication module, alarm module and supervisory control of substation center, the anomalous variation in data collecting module collected monitoring region
Physical signal is sent to the Analog input mModule inside data processing module, and the Analog input mModule passes through physical signal
Data/address bus inside data acquisition module is passed in the CPU of data processing module；When the physical signal of the anomalous variation of acquisition
Data when exceeding preset range, issue control signal and be stored in this into the analog output module of data processing module and in real time
In the memory that signal is carried to CPU；The analog output module will control signal and be output in alarm module and control report
Alert module acts accordingly；The self-powered module of data processing module；The data handled through the data processing module
Supervisory control of substation center is transmitted to by communication module to summarize.
One of preferred embodiment as the utility model, the data acquisition module include the temperature for being laid in substation region
Spend sensor, SF6 gas sensor, humidity sensor and cable duct water level sensor.
One of preferred embodiment as the utility model, the data processing module are PLC (S7-300).
One of preferred embodiment as the utility model, the communication module use RS485 bus transfer signal data.
LabVIEW platform is built at one of preferred embodiment as the utility model, the supervisory control of substation center,
Real time data, fault diagnosis, fault alarm information are intuitively shown in LabVIEW platform.
One of preferred embodiment as the utility model, the LabVIEW platform use modular design, in front plate
Upper creation graphical operation button, is attached each control on block diagram panel.
One of preferred embodiment as the utility model, the LabVIEW platform include system management module, data acquisition
Unit, data processing unit, monitoring unit；The system management module is equipped with user's login, parameter setting, logs off,
The data acquisition unit is equipped with signal behavior, frequency selects, and the data processing unit is equipped with data query, data are deposited
Storage, output printing, the monitoring unit are equipped with realtime curve, breakdown judge, fault alarm.
One of preferred embodiment as the utility model, the monitoring unit are temperature detecting unit, SF6 gas detection list
Member, humidity-monitoring unit, cable duct water level monitoring unit.
One of preferred embodiment as the utility model, the power module provide 24V stabilized power source.
One of preferred embodiment as the utility model, the alarm module include indicator light, contactor, the indicator light
For red light warning exception, the contactor makes corresponding processing movement.
The utility model compared with prior art the advantages of be: the utility model can be not influence substation equipment normal
The operating status of on-line monitoring equipment under the premise of operation can run equipment and make analysis when there is insecurity factor generation
And judgement, and warning information is issued in time, and then shortens the power off time of accident and the processing time of accident.This is practical new
Type has reliable data transmission, accuracy height, safety and stability and monitoring interface compared with traditional substation's online monitoring system
Many advantages, such as clear and intuitive.
Detailed description of the invention
Fig. 1 is that substation's on-line intelligence monitors system block diagram in embodiment 1；
Fig. 2 is the structural block diagram of LabVIEW platform in embodiment 1.
Specific embodiment
It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model
It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited
In following embodiments.
Embodiment 1
Referring to Fig. 1-2: a kind of substation's on-line intelligence monitoring system, including data acquisition module, data processing module, number
According to transmission module, communication module, alarm module and supervisory control of substation center 7, data collecting module collected monitoring region
The physical signal of anomalous variation is sent to the Analog input mModule inside data processing module, and the Analog input mModule will
Physical signal is passed in the CPU of data processing module through the data/address bus inside data acquisition module；When the anomalous variation of acquisition
Physical signal data exceed preset range when, issue control signal into the analog output module of data processing module simultaneously
It is stored in the memory that this signal is carried to CPU in real time；The analog output module is output to alarm module for signal is controlled
In and control alarm module and act accordingly；The self-powered module 8 of data processing module；Through the data processing module
The data of processing are transmitted to supervisory control of substation center by communication module and summarize.
One of preferred embodiment as the utility model, the data acquisition module include the temperature for being laid in substation region
Spend sensor 1, SF6 gas sensor 2, humidity sensor 3 and cable duct water level sensor 4；When the equipment in monitoring region occurs
When anomalous variation, preset temperature sensor 1, humidity sensor 3 will monitor ambient temperature and humidity variation；SF6 is passed
Sensor 2 monitors the variation of gas concentration, and cable duct water level sensor 4 monitors the variation of water level；The sensor is acquired
Physical signal be sent to the Analog input mModule inside PLC (S7-300) 5.
One of preferred embodiment as the utility model, the data processing module are PLC (S7-300) 5.
One of preferred embodiment as the utility model, the communication module use RS485 bus transfer signal data.
LabVIEW platform is built at one of preferred embodiment as the utility model, the supervisory control of substation center,
Real time data, fault diagnosis, fault alarm information are intuitively shown in LabVIEW platform；User is facilitated to check failure.
One of preferred embodiment as the utility model, the LabVIEW platform use modular design, in front plate
Upper creation graphical operation button, is attached each control on block diagram panel；So that monitoring interface is clear and intuitive.
One of preferred embodiment as the utility model, the LabVIEW platform include system management module, data acquisition
Unit, data processing unit, monitoring unit；The system management module is equipped with user's login, parameter setting, logs off,
The data acquisition unit is equipped with signal behavior, frequency selects, and the data processing unit is equipped with data query, data are deposited
Storage, output printing, the monitoring unit are equipped with realtime curve, breakdown judge, fault alarm；Realtime curve, event
Barrier diagnosis, fault alarm are clear and intuitive, convenient for discovery fault point in time, tour personnel are reminded to take effective measures, and then contract
The short power off time of accident and the processing time of accident.
One of preferred embodiment as the utility model, the monitoring unit are temperature detecting unit, SF6 gas detection list
Member, humidity-monitoring unit, cable duct water level monitoring unit.
One of preferred embodiment as the utility model, the power module 8 provide 24V stabilized power source；It provides stable
Power supply.
One of preferred embodiment as the utility model, the alarm module include indicator light, contactor, the indicator light
For red light warning exception, the contactor makes corresponding processing movement.
The structural block diagram of LabVIEW platform system is then whole as shown in Fig. 2, by separately designing to required module
Modules are closed, a complete Transformer Substation Online Monitoring System is formed.Online monitoring system module mainly includes system administration
Module, data acquisition unit, data processing unit and temperature monitoring unit, SF6 gas-monitoring unit, humidity-monitoring unit, electricity
Cable ditch water level monitoring unit.System management module includes user's login, parameter setting and logs off, wherein parameter setting module
Mainly the parameters such as temperature, SF6 gas, humidity and cable duct water level in substation are configured, as beyond normal operation model
Enclose the foundation of alarm；Data acquisition module is to temperature, SF6 gas, humidity and cable duct water level in the substation of PLC acquisition process
It is acquired；Data processing module includes data query, data storage and output printing, and wherein data query is mainly that basis is gone through
History data analyze monitoring parameter online in substation, find the failure in operational process, while data storage mould in time
Block can play the role of reference to the processing of later failure；Temperature monitoring, SF6 gas-monitoring, humidity detection and cable ditch-water
Position monitoring data real-time display, the data after acquisition process are compared with preset value, once the range beyond setting value, at this time
Startup separator is alarmed, tour personnel is reminded to take effective measures, and then shortens the power off time and accident of accident
Handle the time.
Working principle of the utility model is: when anomalous variation occurs in the equipment for monitoring region, preset temperature sensor
1, humidity sensor 3 will monitor ambient temperature and humidity variation；SF6 sensor 2 monitors the variation of gas concentration, electricity
Cable ditch water level sensor 4 monitors the variation of water level, and the sensor physical signal collected is sent to PLC (S7-300) 5
Internal Analog input mModule；Data processing module be PLC (S7-300) 5, by the data/address bus inside PLC through CPU at
Reason is transmitted to analog output module, and when the data of acquisition exceed preset range, the control signal of sending acts contactor；
Data transmission module is RS485 bus 6, and RS485 bus 6 realizes the number of PLC and supervisory control of substation center (LabVIEW platform) 7
According to transmission；Communication module is that the data of supervisory control of substation center (LabVIEW platform) 7, PLC processing are transmitted by RS485 bus 6
To supervisory control of substation center (LabVIEW platform) 7, monitoring interface data such as: realtime curve, fault diagnosis, fault alarm
It is clear and intuitive, convenient for discovery fault point in time, when reminding tour personnel to take effective measures, and then shortening the power failure of accident
Between and accident the processing time.The system is by external power supply module 8 to Analog input mModule, CPU and the simulation inside PLC
It measures output module and 24V stabilized power source is provided.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of substation's on-line intelligence monitors system, which is characterized in that including data acquisition module, data processing module, number
Region is monitored according to transmission module, communication module, alarm module and supervisory control of substation center (7), the data collecting module collected
The physical signal of anomalous variation be sent to the Analog input mModule inside data processing module, the Analog input mModule
Physical signal is passed in the CPU of data processing module through the data/address bus inside data acquisition module；When the exception of acquisition becomes
When the data of the physical signal of change exceed preset range, control signal is issued into the analog output module of data processing module
And it is stored in the memory that this signal is carried to CPU in real time；The analog output module is output to alarm mould for signal is controlled
In block and controls alarm module and act accordingly；The self-powered module of data processing module (8)；Through the data processing
The data of resume module are transmitted to supervisory control of substation center by communication module and summarize.
2. substation's on-line intelligence according to claim 1 monitors system, which is characterized in that the data acquisition module packet
Include the temperature sensor (1) for being laid in substation region, SF6 gas sensor (2), humidity sensor (3) and cable duct water level
Sensor (4).
3. substation's on-line intelligence according to claim 1 monitors system, which is characterized in that the data processing module is
PLC(S7-300)(5)。
4. substation's on-line intelligence according to claim 1 monitors system, which is characterized in that the communication module uses
RS485 bus (6) transmits signal data.
5. substation's on-line intelligence according to claim 1 monitors system, which is characterized in that the supervisory control of substation center
LabVIEW platform is built, intuitively shows real time data, fault diagnosis, fault alarm information in LabVIEW platform.
6. substation's on-line intelligence according to claim 5 monitors system, which is characterized in that the LabVIEW platform is adopted
With modular design, graphical operation button is created on the front panel, each control is attached on block diagram panel.
7. substation's on-line intelligence according to claim 6 monitors system, which is characterized in that the LabVIEW platform packet
Include system management module, data acquisition unit, data processing unit, monitoring unit；The system management module is equipped with user
Login, logs off at parameter setting, and the data acquisition unit is equipped with signal behavior, frequency selects, the data processing list
Member is equipped with data query, data storage, output printing, and the monitoring unit is equipped with realtime curve, breakdown judge, event
Barrier alarm.
8. substation's on-line intelligence according to claim 7 monitors system, which is characterized in that the monitoring unit is temperature
Detection unit, SF6 gas detection cell, humidity-monitoring unit, cable duct water level monitoring unit.
9. substation's on-line intelligence according to claim 1 monitors system, which is characterized in that the power module (8) mentions
For 24V stabilized power source.
10. substation's on-line intelligence according to claim 1 monitors system, which is characterized in that the alarm module includes
Indicator light, contactor, the indicator light are that red light warning is abnormal, and the contactor makes corresponding processing movement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821764661.1U CN208722035U (en) | 2018-10-29 | 2018-10-29 | A kind of substation's on-line intelligence monitoring system |
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| CN201821764661.1U CN208722035U (en) | 2018-10-29 | 2018-10-29 | A kind of substation's on-line intelligence monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113904447A (en) * | 2021-10-25 | 2022-01-07 | 湖南华力电气技术有限公司 | Power monitoring system for transformer substation |
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2018
- 2018-10-29 CN CN201821764661.1U patent/CN208722035U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113904447A (en) * | 2021-10-25 | 2022-01-07 | 湖南华力电气技术有限公司 | Power monitoring system for transformer substation |
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