CN108896194A - Novel electrical contact temperature on-Line Monitor Device based on wireless sensor network - Google Patents
Novel electrical contact temperature on-Line Monitor Device based on wireless sensor network Download PDFInfo
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- CN108896194A CN108896194A CN201810886088.XA CN201810886088A CN108896194A CN 108896194 A CN108896194 A CN 108896194A CN 201810886088 A CN201810886088 A CN 201810886088A CN 108896194 A CN108896194 A CN 108896194A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 45
- 230000006855 networking Effects 0.000 claims abstract description 6
- 238000007726 management method Methods 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 6
- 241001269238 Data Species 0.000 claims description 3
- 238000013500 data storage Methods 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 238000004088 simulation Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000002955 isolation Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000001931 thermography Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/026—Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2612—Data acquisition interface
Abstract
The present invention relates to the novel electrical contact temperature on-Line Monitor Devices based on wireless sensor network, including wireless temperature sensing unit, including temperature sensor, wireless launcher and main control chip;Field terminal unit is mounted on measure field, is wirelessly connected with multiple wireless temperature sensing units at scene, field terminal unit for managing multiple wireless temperature sensing units concentratedly at the scene;Remote monitoring unit is mounted in Substation control room, and networking is connect between all field terminal units, for Centralized Monitoring and management field terminal unit.The on-line monitoring system realizes the two-stage on-line monitoring of the long-range and live combination to monitoring system in such a way that software and hardware combines running, long-range on-line monitoring saves the distribution of human resources, realize the long-range management of all standing, the on-line checking at scene uses wireless mode, save wiring operations, and easy for installation, strong antijamming capability.
Description
Technical field
The present invention relates to power equipment control field, electrically connect more particularly, to a kind of novel based on wireless sensor network
Point temperature on-line monitoring device.
Background technique
The social economy of electric system runs artery, and operating status directly determines the safety and benefit of social production, and one
Denier, which breaks down, just necessarily brings huge economic loss.Various electrical equipment malfunctions are generated heat with it and are had in transmission line of electricity according to statistics
Extremely close connection, in numerous power outages, because interruption maintenance caused by equipment hot-spot occurs often, such as contact
Deng crucial connecting portion because of aging or the excessive fever of contact resistance, and deteriorate adjacent insulating element performance, or even breakdown two
It causes the accident, it is therefore, extremely important to the temperature monitoring of running equipment key position.
It is well known that power equipment accident is not mostly burst, often or fastly or slowly there is a change procedure, electrical member
Component gradually appears loosening, rupture, corrosion etc., and contact resistance is caused to increase, and electric component temperature is caused to increase, and it is different heat occur
Often occur as.
Currently, in traditional converting station electric power apparatus overheat fault detection, using the side of man-hour manually hand-held thermal imaging system inspection
Formula, once discovering device overheating defect, fixed according to state's network planning, need to send someone to send a car to on-site test data of generating heat.There is huge
Big human and material resources waste.And due to current on-line monitoring, the online prison of real-time all standing can't be reached
It surveys, cannot find potential faults completely;Real time monitoring is carried out to substation equipment using fixed thermal infrared imager to be able to solve
Partial thermal fault problem, but since the device is complicated in substation, there can be peace using fixed thermal infrared imager monitoring failure
Dress is complicated, big, at high cost, equipment room affected by environment has the problems such as mutually blocking;Optical fiber temperature-measurement needs to be routed, it is not easy to pacify
Dress, scalability are bad.
Summary of the invention
The technical problem to be solved by the present invention is to the prior art there are aiming at the problem that provide it is convenient effectively, save people
The novel electrical contact temperature on-Line Monitor Device based on wireless sensor network of power resource.
The present invention solves technical solution used by above-mentioned technical problem, and novel based on wireless sensor network electrically connects
Point temperature on-line monitoring device, it is characterised in that:Including
Wireless temperature sensing unit, including temperature sensor, wireless launcher and main control chip, the temperature sensor
Probe connect with contact to be measured, main control chip is electrically connected with the feedback end of wireless launcher and temperature sensor, main
Control chip-controlled temperature sensor measures temperature is simultaneously wirelessly transferred away by the data that wireless launcher measures;
Field terminal unit is mounted on measure field, is wirelessly connected with multiple wireless temperature sensing units at scene, including
The corresponding wireless receiving module for being stored with multiple wireless launcher launch codes, the field terminal unit for concentrating at the scene
Manage multiple wireless temperature sensing units;
Remote monitoring unit is mounted in Substation control room, and networking is connect between all field terminal units, is used for
Centralized Monitoring and management field terminal unit.
Further, the field terminal unit is connected by the way that 485 bus interface are isolated with remote monitoring unit.
Further, the field terminal unit include the first display module, the first alarm module, the first setup module and
First main control module, first main control module and the first display module, the first alarm module, the first setup module and wireless
Receiving module electrical connection, the first main control module control wireless receiving module receive the temperature sent from wireless temperature sensing unit
Data, and received data are subjected to classification storage, first display module is used for the data that real-time display receives, described
First setup module alert range and scene inquiry data that temperature parameter is arranged on site, the first main control module is according to reception
To data be compared with the temperature parameter that the first module is arranged, when temperature exceed setup parameter range when, pass through first
Alarm module indicating alarm.
Further, the remote monitoring unit is the Temperature Monitoring of HV Apparatus real-time online prison being mounted on mainframe computer
Survey administrative analysis software, Integrated Simulation data storages, display, alarm, scanning keyboard input, historical query, printing reports
Function;After mainframe computer and field terminal unit carry out networking success, connect by monitoring administrative analysis software control on-line
It receives the temperature data of field terminal unit, and classification storage is in computer, while being shown by computer screen, passed through
The input of the software scans computer key passes through the first alarm module when detecting that temperature exceeds the range of setup parameter
Suggestion voice alarm, and SMS alarm is sent by the software and is prompted to related personnel.
Further, temperature sensor uses digital temperature sensor TMP35 in the wireless temperature sensing unit, and divides
Not Cai Ji on contact three-phase three temperature datas;The wireless launcher uses integrated chip CC1020, the master control core
Piece uses single-chip microcontroller MEGA48.
Further, the first main control module in the field terminal unit uses chip STM32F103V8T6, the nothing
Line receiving module uses MC52i.
Further, the temperature sensor continues to measure beyond after setup parameter, interrupting docking point in temperature.
Further, when first main control module detects that the first setup module has input, the first display module according to
The input of first setup module shows corresponding parameter interface, according to the corresponding data of input inquiry.
Compared with prior art, beneficial effects of the present invention are as follows:The on-line monitoring system is combined using software and hardware
The mode of running realizes the two-stage on-line monitoring of the long-range and live combination to monitoring system, and long-range on-line monitoring saves people
The distribution of power resource realizes the long-range management of all standing, and live on-line checking uses wireless mode, saves wiring behaviour
Make, and easy for installation, strong antijamming capability.
Detailed description of the invention
Fig. 1 is that the present invention is based on the structure of block diagram of the novel electrical contact temperature on-Line Monitor Device of wireless sensor network to show
It is intended to.
Fig. 2 is the structure of block diagram schematic diagram of wireless temperature sensing unit in Fig. 1.
Fig. 3 is the structure of block diagram schematic diagram of field terminal unit in Fig. 1.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown in Figure 1 to Figure 3, the novel electrical contact temperature on-Line Monitor Device based on wireless sensor network, including:
Wireless temperature sensing unit 100, including temperature sensor 110, wireless launcher 120 and main control chip 130, temperature
The probe of degree sensor 110 is connect with contact to be measured, main control chip 130 and wireless launcher 120 and temperature sensor
110 feedback end electrical connection, main control chip 130 control temperature sensor 110 and measure temperature and surveyed by wireless launcher 120
The data obtained are wirelessly transferred away;
Field terminal unit 200, is mounted on measure field, wirelessly connects with multiple wireless temperature sensing units 100 at scene
It connects, further includes the first display mould including the corresponding wireless receiving module 210 for being stored with multiple 120 launch codes of wireless launcher
Block 220, the first alarm module 230, the first setup module 240 and the first main control module 250, the first main control module 250 and first
Display module 220, the first alarm module 230, the first setup module 240 and wireless receiving module 210 are electrically connected, scene prison
Control unit 200 for managing multiple wireless temperature sensing units 100 concentratedly at the scene.
In the present embodiment, temperature sensor 110 uses digital temperature sensor TMP35, and acquires three-phase on contact respectively
Three temperature datas, digital temperature sensor TMP35 have operating voltage is low, precision is high, low in energy consumption, the wide spy of measurement range
Point;Wireless launcher 120 uses integrated chip CC1020, integrated chip CC1020 to emit using micropower, emission maximum function
Rate 10Mw is believed without applying for frequency point, carrier frequency 433MHz, high anti-jamming capacity and low error rate using efficient forward error correction
Coding techniques is ceased, the ability of the anti-bursty interference of data is improved, adapts to any standard or non-standard User Agreement;Master control core
Piece 130 uses single-chip microcontroller MEGA48, and MEGA48 is a kind of monolithic machine of low-power consumption, it is the AVR RISC knot based on enhancing
8 CMOS microcontrollers of low-power consumption of structure, due to its advanced instruction set and single clock cycle time for each instruction,
The data throughput of MEGA48 is up to 16MIPS, avoids contradiction of the system between power consumption and processing speed, lowest power consumption is only
0.5uA。
In the present embodiment, field terminal unit is wireless temperature monitoring instrument, is typically mounted at outside high-tension switch cabinet body, adopts
With LCD display displaying scene monitoring temperature, corresponding first display module 220 of LCD display, corresponding first setup module 240
Key is equipped on wireless temperature monitoring instrument, corresponding first alarm module 230 is equipped with voice guard.
First main control module 250 uses chip STM32F103V8T6, and collection high-performance, is applied to one at low-power consumption in real time
The requirement of built-in field;Wireless receiving module 210 uses MC52i, has permanent on-line joining process, fast data store and faster
Speed of download.
First main control module 250 control wireless receiving module 250 receives the temperature sent from wireless temperature sensing unit 100
Degree evidence, and received data are subjected to classification storage, the first display module 220 is used for the data that real-time display receives, the
One setup module 240 alert range and scene inquiry data that temperature parameter is set on site, 250 basis of the first main control module
The data received are compared with the temperature parameter that the first setup module 240 inputs, when temperature exceeds the range of setup parameter
When, pass through 230 indicating alarm of the first alarm module.
Above-mentioned remote monitoring unit 300, is mounted in Substation control room, the group between all field terminal units 200
Net connection, for Centralized Monitoring and management field terminal unit 200, field terminal unit 200 by isolation 485 bus interface with
Remote monitoring unit 300 is connected, and receives the data that field terminal unit 200 uploads, and press power system communication Standards Code, such as
101 specification agreement of electric system, transfers data to the remote monitoring unit 300 in substation.
Above-mentioned remote monitoring unit 300 is equipped with Temperature Monitoring of HV Apparatus real time on-line monitoring on the computer of monitoring system
Administrative analysis software, which, which is able to achieve data storage, data shows, alarms, scans keyboard the functions such as inputs, when computer and
After field terminal unit 200 is by isolation 485 bus networkings success, scene is received by on-line monitoring administrative analysis software control
The temperature data of monitoring unit 200, and classification storage is in computer, while being shown by computer screen, by this
The input of software scans computer key is mentioned when detecting that temperature exceeds the range of setup parameter by the first alarm module
Show voice alarm, and SMS alarm is sent by the software and is prompted to related personnel, effectively operations staff can be helped to monitor
With the temperature variations of analysis comparison high-tension apparatus monitoring point, prediction in time is out of order the position of generation, to guarantee high pressure
The safe operation of equipment.
Above-mentioned temperature sensor 110 continues to measure beyond after setup parameter, interrupting docking point in temperature;First master control mould
When block 250 detects that the first setup module 240 has input, the first display module 230 is aobvious according to the input of the first setup module 240
Show corresponding parameter interface, according to the corresponding data of input inquiry, and interrupts data receiver simultaneously.
The on-line monitoring system of the present embodiment is realized in such a way that software and hardware combines running to the remote of monitoring system
The two-stage on-line monitoring that journey and scene combine, long-range on-line monitoring save the distribution of human resources, realize all standing
Long-range management, live on-line checking use wireless mode, save wiring operations, and easy for installation, strong antijamming capability.
The foregoing is merely the preferred embodiment of the present invention, it is noted that for those of ordinary skills,
Under the premise of not departing from the principle of the present invention, a variety of remodeling or improvement can be carried out to the present invention, these are regarded as the present invention
Protection scope within.
Claims (8)
1. the novel electrical contact temperature on-Line Monitor Device based on wireless sensor network, it is characterised in that:Including
Wireless temperature sensing unit (100), including temperature sensor (110), wireless launcher (120) and main control chip
(130), the probe of the temperature sensor (110) is connect with contact to be measured, main control chip (130) and wireless launcher
(120) temperature sensor (110) are controlled and measure temperature with the electrical connection of the feedback end of temperature sensor (110), main control chip (130)
And it is wirelessly transferred away by the data that wireless launcher (120) measure;
Field terminal unit (200), is mounted on measure field, wirelessly connects with multiple wireless temperature sensing units (100) at scene
It connects, including the corresponding wireless receiving module (210) for being stored with multiple wireless launchers (120) launch code, the on-site supervision
Unit (200) for managing multiple wireless temperature sensing units (100) concentratedly at the scene;
Remote monitoring unit (300), is mounted in Substation control room, and networking connects between all field terminal units (200)
It connects, for Centralized Monitoring and management field terminal unit (200).
2. the novel electrical contact temperature on-Line Monitor Device based on wireless sensor network as described in claim 1, feature
It is:The field terminal unit (200) is connected by the way that 485 bus interface are isolated with remote monitoring unit (300).
3. the novel electrical contact temperature on-Line Monitor Device based on wireless sensor network as described in claim 1, feature
It is:The field terminal unit (200) includes the first display module (220), the first alarm module (230), the first setting mould
Block (240) and the first main control module (250), first main control module (250) and the first display module (220), the first alarm
Module (230), the first setup module (240) and wireless receiving module (210) electrical connection, the first main control module (250) control
Wireless receiving module (210) receive from wireless temperature sensing unit (100) send temperature data, and by received data into
Row classification storage, first display module (220) are used for the data that real-time display receives, first setup module
(240) alert range that temperature parameter is set on site and scene inquiry data are used, the first main control module (250) basis receives
Data the temperature parameter of (240) be set with the first module be compared, when temperature exceeds the range of setup parameter, by the
One alarm module (230) indicating alarm.
4. the novel electrical contact temperature on-Line Monitor Device based on wireless sensor network as described in claim 1, feature
It is:The remote monitoring unit (300) is the Temperature Monitoring of HV Apparatus real time on-line monitoring management being mounted on mainframe computer
Analyze software, Integrated Simulation data storages, display, alarm, scanning keyboard input, historical query, printing reports function;When
After mainframe computer and field terminal unit carry out networking success, scene prison is received by on-line monitoring administrative analysis software control
It controls the temperature data of unit, and classification storage is in computer, while being shown by computer screen, swept by the software
The input for retouching computer key is prompted when detecting that temperature exceeds the range of setup parameter by the first alarm module (230)
Voice alarm, and SMS alarm is sent by the software and is prompted to related personnel.
5. as described in claim 1/novel electrical contact temperature on-Line Monitor Device based on wireless sensor network, feature
It is:Temperature sensor (110) uses digital temperature sensor TMP35 in the wireless temperature sensing unit (100), and respectively
Acquire three temperature datas of three-phase on contact;The wireless launcher (120) uses integrated chip CC1020, the master control
Chip (130) uses single-chip microcontroller MEGA48.
6. the novel electrical contact temperature on-Line Monitor Device based on wireless sensor network as described in claim 1, feature
It is:The first main control module (250) in the field terminal unit (200) uses chip STM32F103V8T6, described wireless
Receiving module (210) uses MC52i.
7. the novel electrical contact temperature on-Line Monitor Device based on wireless sensor network as described in claim 1, feature
It is:The temperature sensor (110) continues to measure beyond after setup parameter, interrupting docking point in temperature.
8. the novel electrical contact temperature on-Line Monitor Device based on wireless sensor network as claimed in claim 3, feature
It is:When first main control module (250) detects that the first setup module (240) has input, the first display module (230) root
Corresponding parameter interface is shown according to the input of the first setup module (240), according to the corresponding data of input inquiry.
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CN201810886088.XA CN108896194A (en) | 2018-08-06 | 2018-08-06 | Novel electrical contact temperature on-Line Monitor Device based on wireless sensor network |
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CN201810886088.XA CN108896194A (en) | 2018-08-06 | 2018-08-06 | Novel electrical contact temperature on-Line Monitor Device based on wireless sensor network |
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