CN206300736U - A kind of substation equipment automatic temperature measurement early warning system - Google Patents
A kind of substation equipment automatic temperature measurement early warning system Download PDFInfo
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- CN206300736U CN206300736U CN201621149415.6U CN201621149415U CN206300736U CN 206300736 U CN206300736 U CN 206300736U CN 201621149415 U CN201621149415 U CN 201621149415U CN 206300736 U CN206300736 U CN 206300736U
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- temperature measurement
- early warning
- warning system
- substation equipment
- equipment automatic
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Abstract
The utility model discloses a kind of substation equipment automatic temperature measurement early warning system, including：Wireless temperature sensors, wireless temperature measurement communication terminal, database server, computer terminal, printer, alarm host machine；The wireless temperature sensors are installed on each heat-producing device of transformer station；The wireless temperature measurement communication terminal is wirelessly connected with the wireless temperature sensors；The database server is connected with the wireless temperature measurement communication terminal；The computer terminal is connected with the database server；The printer and the alarm host machine are connected with the computer terminal respectively.The utility model can in time measure the temperature of each heat-producing device of transformer station, find overheat hidden danger, and early warning in time, for power equipment Maintenance and Repair provide accurate decision-making foundation, remove a hidden danger, reduction accident, it is ensured that power supply it is safe and reliable.
Description
Technical field
The utility model is related to transformer station's technical field, specifically, is related to a kind of substation equipment automatic temperature measurement early warning
System.
Background technology
The power equipment of normal operation, because the effect of electric current, voltage will generate heat, mainly causes including current effect
Heating and the heating that causes of voltage effects.When power equipment existing defects or failure, the temperature of defect or trouble location
Degree will occur ANOMALOUS VARIATIONS, so as to cause the local pyrexia of equipment, it is assumed that fail to find and prevent in time these hidden danger in time
Development, eventually facilitate equipment fault or the generation of accident, it is in power grid accident that serious meeting expands.And, set in electric power
There is a large amount of conductor crimping connections or socket connection in standby, if crimping connection or socket connection not consolidation, loosening, will lead
Causing contact resistance increases, and the elevated phenomenon of temperature anomaly occurs under high current effect.The abnormal rising of temperature causes contact electricity
Resistance further increase, causes vicious circle, may finally cause equipment cisco unity malfunction, or even the major accident for burning.Base
In State Grid security incident circular statistics, China occurs over just in the electric power accident in power station general 40% electric power accident every year
It is caused by high voltage electric equipment is overheated.
The former Ministry of Industry of State Grid promulgates《Charging equipment infrared diagnosis technology application directive/guide》, main application thermal imaging means
More than 6kV power equipment surface temperature fields are detected and diagnosed with infrared diagnosis technology, for maintenance provides foundation.
Because infrared detection is only able to detect equipment surface temperature, if infra-red radiation is blocked, heat is just only able to detect
The temperature " projection " of radiation, and the true temperature at internal flaw position can not be detected.Surveyed in view of with infrared radiation thermometer pointwise
Temperature must avoid the ambient interferences of sunshine, therefore detection typically need to be at night or overcast and rainy to field measurement, not only measurement error
It is larger, also need substantial amounts of man power and material.Infrared detection can only periodically patrol survey, and it is more long to patrol the survey cycle, therefore causes missing inspection and occur
The probability of power failure is larger.In addition, the power equipment hidden for some positions is (for example：Open circuit inside handcart switch cabinet
Device, disconnecting link, dynamic/static contact etc.), manually cannot hand-held infrared radiation thermometer temperature field is detected.The offline prison of infrared detection category
Survey, it is impossible to reflect the change procedure and timely discovering device exception of temperature.
Utility model content
In order to solve problem of the prior art, it is pre- that the utility model embodiment provides a kind of substation equipment automatic temperature measurement
Alert system.The technical scheme is as follows：
A kind of substation equipment automatic temperature measurement early warning system, including：Wireless temperature sensors, wireless temperature measurement communication are eventually
End, database server, computer terminal, printer, alarm host machine；
The wireless temperature sensors are installed on each heat-producing device of transformer station；
The wireless temperature measurement communication terminal is wirelessly connected with the wireless temperature sensors；
The database server is connected with the wireless temperature measurement communication terminal；
The computer terminal is connected with the database server；
The printer and the alarm host machine are connected with the computer terminal respectively.
Alternatively, the wireless temperature sensors include power module, Zigbee module and temperature sensor, the electricity
Source module is connected with the Zigbee module and the temperature sensor respectively, the signal output part of the temperature sensor and institute
State the input connection of Zigbee module.
Alternatively, the temperature sensor includes temperature-sensitive element and the protection sleeve pipe being coated on temperature-sensitive element.
Alternatively, the power module is solar cell.
Alternatively, the solar cell includes substrate, and the upper surface of the substrate is laid with metal film electrode, described
The upper surface of metal film electrode is laid with the first p-type polysilicon film, and the upper surface of the first p-type polysilicon film is laid with
One N-type polycrystalline silicon film, the film upper surface of first N-type polycrystalline silicon is laid with the second p-type polysilicon film, and second p-type is more
The upper surface of crystal silicon film is laid with the second n type single crystal silicon film, and the upper surface outer edge of the second n type single crystal silicon film is laid with two
Silica circular membrane, the non-outer edge in upper surface of the second n type single crystal silicon film is laid with graphene film, and the graphene film prolongs
Positive pole is stretched out, the metal film electrode extends negative pole.
Alternatively, the power module is lithium battery.
Alternatively, the wireless temperature measurement communication terminal includes shell, electric elements, circuit board and external reception antenna；Institute
Stating shell includes front frame, guidance panel and rear shell, and the front frame includes frame and the interior convex edge positioned at frame front end, the operation
Panel is located in the frame of the front frame and is fixed on the interior convex edge, and the rear shell includes frame and bonnet；The front frame,
The guidance panel and the rear shell define the accommodating electric elements, the circuit board and the external reception antenna jointly
The shell.
Alternatively, the bonnet includes hinged ear and support plate, and the back side protrusion of the bonnet sets the hinged ear, described
The upper end of support plate is connected by bearing pin and the hinged ear.
Alternatively, the support plate is scalable support plate, and the support plate includes lower carrier plate and upper supporting plate, and the lower carrier plate is provided with
For the inner chamber that upper supporting plate is slided, the lower carrier plate and the upper supporting plate realize the flexible of the support plate by relative slip.
Alternatively, each heat-producing device of the transformer station includes inlet wire contact, the outlet contact of main transformer, the main transformer of main transformer
At body, high voltage bus, bus joint, wall bushing, copper-aluminium transition, the dynamic/static contact of high-tension switch cabinet, high-voltage switch cabinet
Inner breaker, buried cable, cable interlayer passage and disconnecting link.
The beneficial effect brought of technical scheme that the utility model embodiment is provided is：
The utility model embodiment can in time measure the temperature of each heat-producing device of transformer station, find overheat hidden danger, and
Timely early warning, for power equipment Maintenance and Repair provide accurate decision-making foundation, removes a hidden danger, and reduces accident, it is ensured that the peace of power supply
It is complete reliable.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the utility model embodiment, below will be to needed for embodiment description
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of schematic diagram of substation equipment automatic temperature measurement early warning system that the utility model embodiment is provided；
Fig. 2 is the schematic diagram of the solar cell that the utility model embodiment is provided；
Fig. 3 is the structural representation of the wireless temperature measurement communication terminal that the utility model embodiment is provided；
Fig. 4 is the partial enlarged drawing of Fig. 2；
Fig. 5 is the front view of the wireless temperature measurement communication terminal that the utility model embodiment is provided.
Specific embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type implementation method is described in further detail.
The utility model embodiment provides a kind of substation equipment automatic temperature measurement early warning system, referring to Fig. 1, including：Nothing
Line temperature sensing device 11, wireless temperature measurement communication terminal 12, database server 13, computer terminal 14, printer 15, alarm master
Machine 16.
Wireless temperature sensors 11 have several, are respectively installed on each heat-producing device of transformer station.
Wireless temperature measurement communication terminal 12 is wirelessly connected with wireless temperature sensors 11.
Database server 13 is connected with wireless temperature measurement communication terminal 12.
Computer terminal 14 is connected with database server 13.
Printer 15 and alarm host machine 16 are connected with computer terminal 14 respectively.
Specifically, wireless temperature sensors 11 will collect the temperature of monitoring point by the change-over circuit of itself temperature
Signal is converted to wireless signal and is sent to wireless temperature measurement communication terminal 12；The periodic collection of wireless temperature measurement communication terminal 12 is wirelessly warm
The wireless signal that sends out of degree sensing device 11 and wireless signal is restored by the change-over circuit of itself be temperature signal；
Database server 13 receives the temperature data of all collections and centrally stored and management；Computer terminal 14 is distributed in each portion
Door, is responsible for that relevant temperature data are managed and monitored in this department scope of offical duty；Printer 15 connects with computer terminal 14
Connect, for print temperature data sheet；Alarm host machine 16 is detected when temperature anomaly changes and sends to default warning message
In administrative staff's mobile phone 17 or the default administrative staff's phone of automatic dialing.
Wireless temperature sensors 11 are with wireless temperature measurement communication terminal 12 using the wireless mode for working in ISM working frequencies
Communicated, the single maximum capacity of wireless temperature measurement communication terminal 12 can receive 100 wireless temperature sensors 11.
Meanwhile, using latticed form, corresponding software journey is installed in the computer of related administrative staff in the Unified Network
Sequence, the responsibility difference according to each department can be with the information of all transformer stations within range of management, by figure, list, history
The various forms such as curve, real-time curve, alarm are monitored.
In the present embodiment, wireless temperature sensors 11 include power module, Zigbee module and temperature sensor, electricity
Source module is connected with Zigbee module and temperature sensor respectively, is powered to Zigbee module and temperature sensor respectively, temperature
The signal output part of sensor is connected with the input of Zigbee module.
In the present embodiment, temperature sensor includes temperature-sensitive element and the protection sleeve pipe being coated on temperature-sensitive element.
Specifically, the protection sleeve pipe is preferably made up of diamond spar material, the resistance to grinding of diamond spar material, and firm, not easily broken.
In the present embodiment, power module is solar cell.
In the present embodiment, referring to Fig. 2, solar cell includes substrate 21, and the upper surface of substrate 21 is laid with metal foil
Membrane electrode 28, the upper surface of metal film electrode 28 is laid with the first p-type polysilicon film 22, the first p-type polysilicon film 22 it is upper
Surface is laid with the first N-type polycrystalline silicon film 26, and the upper surface of the first N-type polycrystalline silicon film 26 is laid with the second p-type polysilicon film 23,
The upper surface of the second p-type polysilicon film 23 is laid with the second n type single crystal silicon film 27, outside the upper surface of the second n type single crystal silicon film 27
Edge is laid with silica circular membrane 24, and the non-outer edge in upper surface of the second n type single crystal silicon film is laid with graphene film 25, stone
Black alkene film 25 extends positive pole, and metal film electrode 28 extends negative pole.
Specifically, using the optoelectronic semiconductor thin slice of the sunshine direct generation of electricity, as long as being satisfied the light of certain illumination conditions
It is irradiated to, moment output voltage and can produce electric current in the case where there is loop, be that wireless temperature sensors 11 are powered.
In the present embodiment, power module is lithium battery, and lithium battery is bundled on substation equipment by bandage, lithium battery
Storing electricity is big.Can for a long time for wireless temperature sensors 11 are powered.
In the present embodiment, wireless temperature measurement communication terminal 12 includes shell, electric elements, circuit board and external reception day
Line.
Referring to Fig. 3, shell includes front frame, guidance panel 128 and rear shell, and front frame includes frame 123 and positioned at frame front end
Interior convex edge 129, guidance panel 128 be located at front frame frame 123 in and be fixed on interior convex edge 129, rear shell include frame 127
With bonnet 127.Front frame, guidance panel 128 and rear shell define accommodating electric elements, circuit board and external reception antenna jointly
Cavity 122.
In the present embodiment, referring to Fig. 4, bonnet 127 includes hinged ear 126 and support plate 125, and the back side of bonnet 127 is protruded
Hinged ear 126 is set, and the upper end of support plate 125 is connected by bearing pin and hinged ear 126.
Specifically, support plate 125 is angled with bonnet 127, can place wireless temperature measurement communication terminal 12, adjusts the angle
Degree, can just adjust the angle of wireless temperature measurement communication terminal 12.
In the present embodiment, support plate 125 is scalable support plate, and support plate 125 includes lower carrier plate and upper supporting plate, and lower carrier plate is provided with
For the inner chamber that upper supporting plate is slided, lower carrier plate and upper supporting plate realize the flexible of support plate 125 by relative slip.
In the present embodiment, digital display screen and operation button are set referring to Fig. 5, on guidance panel 128, and interface hommization sets
Meter is easy to operate simple.
In the present embodiment, each heat-producing device of transformer station is inlet wire contact, the outlet contact of main transformer, the main transformer of main transformer
At body, high voltage bus, bus joint, wall bushing, copper-aluminium transition, the dynamic/static contact of high-tension switch cabinet, high-voltage switch cabinet
Inner breaker, buried cable, cable interlayer passage and disconnecting link.
In the present embodiment, after the RS485 output ends of whole wireless temperature measurement communication terminals 12 collect after by RS485 buses
It is connected with the signal input part of database server 13 by RS485 converters, or whole wireless temperature measurement communication terminals 12
The aggregated netting twine of RS485 output ends is connected with the signal input part of database server 13.
Specifically, temperature inversion is telecommunications by the wireless temperature sensors 11 being installed on each heat-producing device of transformer station
Number and wirelessly launch, the nothing that the periodic collection wireless temperature sensors 11 of wireless temperature measurement communication terminal 12 send out
Line signal and wireless signal is restored by the change-over circuit of itself be temperature signal, database server 13 receives all adopting
The temperature data of collection and centrally stored and management, administrative staff pass through computer in this department scope of offical duty to relevant temperature data
It is managed and monitors, detects temperature anomaly change alarm main frame 16 and send to default administrative staff's hand warning message
In machine or the default administrative staff's phone of automatic dialing, early warning is carried out.Wireless temperature sensors 11 are logical with wireless temperature measurement
Letter terminal 12 is using working in the wireless communication of ISM working frequencies, it is to avoid any circuit (including optical fiber) connection sensing
Device can change the shortcoming of electric creep age distance.
In sum, wireless connection is used between the temperature sensor and temperature measurement terminal of the utility model embodiment, is not required to
To increase extra circuit under complicated power grid environment, both facilitate the I＆M of system, reduce again and power network is pacified
The influence of row for the national games, makes the security of system, flexibility be greatly improved.Radio communication selection works in ISM working frequencies,
To human body fanout free region, to surrounding devices without electromagnetic interference, meet FCC standards and national radio management regulation.If any temperature rise alarm
Immediately nobody is on duty can also send warning message to the mobile phone for needing administrative staff by SMS alarm main frame 16 in time
In, temperature variations are will appreciate that in the very first time, using temperature wireless monitoring technology, the temperature of power equipment is found in time
Abnormal, the safe and reliable operation for ensureing power equipment is significant.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all in this practicality
Within new spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of substation equipment automatic temperature measurement early warning system, it is characterised in that including：Wireless temperature sensors, wireless survey
Warm communication terminal, database server, computer terminal, printer, alarm host machine；
The wireless temperature sensors are installed on each heat-producing device of transformer station；
The wireless temperature measurement communication terminal is wirelessly connected with the wireless temperature sensors；
The database server is connected with the wireless temperature measurement communication terminal；
The computer terminal is connected with the database server；
The printer and the alarm host machine are connected with the computer terminal respectively.
2. a kind of substation equipment automatic temperature measurement early warning system according to claim 1, it is characterised in that the wireless temperature
Degree sensing device include power module, Zigbee module and temperature sensor, the power module respectively with the Zigbee moulds
Block and the temperature sensor are connected, and the signal output part of the temperature sensor connects with the input of the Zigbee module
Connect.
3. a kind of substation equipment automatic temperature measurement early warning system according to claim 2, it is characterised in that the temperature is passed
Sensor includes temperature-sensitive element and the protection sleeve pipe being coated on the temperature-sensitive element.
4. a kind of substation equipment automatic temperature measurement early warning system according to claim 2, it is characterised in that the power supply mould
Block is solar cell.
5. a kind of substation equipment automatic temperature measurement early warning system according to claim 4, it is characterised in that the solar energy
Battery includes substrate, and the upper surface of the substrate is laid with metal film electrode, and the upper surface of the metal film electrode is laid
The upper surface for having the first p-type polysilicon film, the first p-type polysilicon film is laid with the first N-type polycrystalline silicon film, a N
The film upper surface of type polysilicon is laid with the second p-type polysilicon film, and the upper surface of the second p-type polysilicon film is laid with second
N type single crystal silicon film, the upper surface outer edge of the second n type single crystal silicon film is laid with silica circular membrane, second N-type
The non-outer edge in upper surface of monocrystalline silicon membrane is laid with graphene film；
The graphene film extends positive pole, and the metal film electrode extends negative pole.
6. a kind of substation equipment automatic temperature measurement early warning system according to claim 2, it is characterised in that the power supply mould
Block is lithium battery.
7. a kind of substation equipment automatic temperature measurement early warning system according to claim 1, it is characterised in that the wireless survey
Warm communication terminal includes shell, electric elements, circuit board and external reception antenna；
The shell includes front frame, guidance panel and rear shell, and the front frame includes frame and the interior convex edge positioned at frame front end, institute
Guidance panel is stated in the frame of the front frame and is fixed on the interior convex edge, the rear shell includes frame and bonnet；
The front frame, the guidance panel and the rear shell define the accommodating electric elements, the circuit board and institute jointly
State the shell of external reception antenna.
8. a kind of substation equipment automatic temperature measurement early warning system according to claim 7, it is characterised in that the bonnet bag
Include hinged ear and support plate, the back side protrusion of the bonnet sets the hinged ear, the upper end of the support plate is by bearing pin and described
Hinged ear is connected.
9. a kind of substation equipment automatic temperature measurement early warning system according to claim 8, it is characterised in that the support plate is
Scalable support plate, the support plate include lower carrier plate and upper supporting plate, the lower carrier plate be provided with for upper supporting plate slide inner chamber, it is described under
Support plate and the upper supporting plate realize the flexible of the support plate by relative slip.
10. a kind of substation equipment automatic temperature measurement early warning system according to claim 1, it is characterised in that the power transformation
Each heat-producing device stood is the inlet wire contact of main transformer, the outlet contact of main transformer, main transformer body, high voltage bus, bus joint, wear
At wall sleeve, copper-aluminium transition, the dynamic/static contact of high-tension switch cabinet, high-voltage switch cabinet inner breaker, buried cable, cable interlayer
Passage and disconnecting link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621149415.6U CN206300736U (en) | 2016-10-29 | 2016-10-29 | A kind of substation equipment automatic temperature measurement early warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621149415.6U CN206300736U (en) | 2016-10-29 | 2016-10-29 | A kind of substation equipment automatic temperature measurement early warning system |
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| Publication Number | Publication Date |
|---|---|
| CN206300736U true CN206300736U (en) | 2017-07-04 |
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ID=59202196
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621149415.6U Active CN206300736U (en) | 2016-10-29 | 2016-10-29 | A kind of substation equipment automatic temperature measurement early warning system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289575A (en) * | 2016-10-29 | 2017-01-04 | 国家电网公司 | A kind of substation equipment automatic temperature measurement early warning system |
| CN108831122A (en) * | 2018-06-11 | 2018-11-16 | 珠海市联电科技有限公司 | A kind of electric power thermometric method for early warning and system based on adaptive model |
-
2016
- 2016-10-29 CN CN201621149415.6U patent/CN206300736U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289575A (en) * | 2016-10-29 | 2017-01-04 | 国家电网公司 | A kind of substation equipment automatic temperature measurement early warning system |
| CN106289575B (en) * | 2016-10-29 | 2023-08-01 | 国家电网公司 | Automatic temperature measurement early warning system of substation equipment |
| CN108831122A (en) * | 2018-06-11 | 2018-11-16 | 珠海市联电科技有限公司 | A kind of electric power thermometric method for early warning and system based on adaptive model |
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