CN109738766A - A kind of distribution network failure early warning system - Google Patents
A kind of distribution network failure early warning system Download PDFInfo
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- CN109738766A CN109738766A CN201910210249.8A CN201910210249A CN109738766A CN 109738766 A CN109738766 A CN 109738766A CN 201910210249 A CN201910210249 A CN 201910210249A CN 109738766 A CN109738766 A CN 109738766A
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- early warning
- warning system
- cabinet
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Abstract
The invention discloses a kind of distribution network failure early warning systems, including cabinet, opening is offered at the top of cabinet, the top of box house is equipped with heat emission fan, the inside of cabinet two sides is all provided with ventilation hole, the inside of cabinet is equipped with mounting rod, the surface of mounting rod is fixedly installed with display screen, the bottom end of box house is equipped with early warning system body, early warning system body includes warning data computing module, comprehensive analysis processing module, data memory module and data collection module, and the corner of the bottom of box is all equipped with support rod.The present invention is by setting heat emission fan, ventilation hole, warning data computing module, comprehensive analysis processing module, data memory module, data collection module, support rod, balance base, adjusting nut and rolls wheel construction, solve the problems, such as existing distribution network failure early warning system when in use inconvenient replacement job site and using when early warning effect is limited can generate a large amount of heat and lead to excessively high the influences use of temperature.
Description
Technical field
The present invention relates to distribution technique field, specially a kind of distribution network failure early warning system.
Background technique
With the rapid development of economy, people are higher and higher to the quality requirement of power supply, power distribution network is in power train
The end of system is directly responsible for the power supply to user, due to its line construction complexity, intersection between route, across and frame, point
The relationships such as branch gradually increase, while it is in bad environments, break down unavoidable, and existing distribution transformer is being transported
Row management aspect there are problems, such as it is seasonal, period rate of load condensate difference is larger, when rate of load condensate is higher, transformer
In running overload state, the service life of distribution transformer is seriously affected, on the other hand, these large number of distribution become
Depressor is during safe operation and maintenance management personnel most need the important equipment of concern, but due to geographical location and environment,
Mounting condition etc. is different, and to maintenance personnel's quantity, skills involved in the labour and workload etc., more stringent requirements are proposed, difficult
It is more, therefore actually most distribution transformers put into operation later almost in the state of no supervision, the power distribution network
Failure occurs often, is badly in need of carrying out power grid diagnosis early warning, and electric network failure diagnosis is exactly to pass through power grid after measurement and analysis failure
The switching value change information of the electrical quantity such as middle electric current, voltage and protection and breaker actuation identifies fault element, good to examine
Disconnected strategy prevents fault spread to be of great significance, when an error occurs, monitoring system is collected for shortening fault time
A large amount of fault messages pour in control centre, and the diagnostic method based on traditional mathematics model largely cannot be guaranteed diagnosis
The requirement such as accuracy and rapidity, and in contrast, the diagnostic method based on intellectual technology has apparent advantage, intelligence side
The intelligent behavior of the mankind can be simulated, extend and be extended to method, make up the deficiency of Mathematical Method Diagnosis method, be electric network failure diagnosis
Field opened up a new way, therefore it is to grind in the field future that method for diagnosing faults develops from traditional technology to intellectualized technology direction
The emphasis and hot spot studied carefully, it is described it is proposed that a kind of distribution network failure early warning system.
But the prior art deposits the following deficiency: existing distribution network failure early warning system can only be fixed on when in use
One place use is immovable, and there are job site limitations for inconvenience replacement job site.
Early warning effect is limited when in use and early warning system body and each module portion for existing distribution network failure early warning system
Part, which can generate a large amount of heat, causes the excessively high influence of temperature to use.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of distribution network failure early warning system, existing power distribution network is solved
Fault early warning system can only be fixed on a place using immovable when in use, and there are places of working for inconvenience replacement job site
Point limitation and using when early warning effect is limited and early warning system body and each modular unit can generate a large amount of heat and lead to temperature
Spend high the problem of influencing use.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme: a kind of distribution network failure early warning system, including cabinet, institute
It states and offers opening at the top of cabinet, and the inside being open is equipped with Air Filter, the top of the box house is equipped with heat dissipation
Fan, and the outside of heat emission fan is equipped with protective frame, the inside of the cabinet two sides is all provided with ventilation hole, the inside of the cabinet
Mounting rod is installed, and the surface of mounting rod is fixedly installed with display screen, the inside of the cabinet bottom end is equipped with glass magnesium board, institute
The bottom end for stating box house is equipped with early warning system body, and the early warning system body includes warning data computing module, synthesis
Analysis and processing module, data memory module and data collection module, the corner of the bottom of box are all equipped with support rod, institute
The corner for stating the bottom of box is all equipped with scroll wheel, and the bottom of the support rod is fixedly installed with balance base, the balance
Adjusting nut is installed, the two sides of the tank surface all pass through hinge and are equipped with chamber door at the top of pedestal.
Preferably, the warning data computing module includes default operation of power networks analog module, normal operation warning mould
Block and run-time error alarm module.
Preferably, the comprehensive analysis processing module includes important load failure analysis module, environment monitoring module and pass
Key Distribution Network Failure monitoring modular.
Preferably, the data memory module includes distributed storage module, and the input terminal of data memory module with point
It is electrically connected between the output end of cloth memory module.
Preferably, the data collection module includes voltage data collection module, current data collection module and distribution station
Point collection module.
Preferably, the input terminal of the output end of the warning data computing module and default operation of power networks analog module it
Between be electrically connected, the input terminal of the normal operation alarm module and run-time error alarm module and default operation of power networks are simulated
It is electrically connected between the output end of module.
Preferably, the input terminal of the comprehensive analysis processing module and important load failure analysis module, environmental monitoring mould
It is electrically connected between block and the output end of crucial Distribution Network Failure monitoring modular.
Preferably, the input terminal of the data collection module and voltage data collection module and current data collection module
It is electrically connected between output end, the output end and voltage data collection module and current data of the distribution site collection module are received
Collect and is electrically connected between the input terminal of module.
Preferably, the outside of the support rod is provided with external screw thread, and cabinet bottom end is extended at the top of the support rod
Inside, the adjusting nut are fixedly attached to the outside of support rod, and the quantity of the chamber door is two, and chamber door is double door.
Preferably, the input terminal of the heat emission fan, display screen and early warning system body all with the output end of external power supply it
Between be electrically connected.
(3) beneficial effect
The present invention provides a kind of distribution network failure early warning system, have it is following the utility model has the advantages that
(1) present invention makes the present invention have mobile replacement work by setting support rod, balance base, adjusting nut and scroll wheel
Make the effect in place and fixed position, a ground can only be fixed on by solving existing distribution network failure early warning system when in use
Using immovable, there is job site limitation in inconvenience replacement job site for side, and staff is with hand steered when use
Cabinet, enforce cabinet, the scroll wheel of the bottom of box avoids the direct friction on cabinet and ground at this time, reduces friction
The presence of power, be conducive to cabinet rolling move ahead so that staff push get up it is more convenient, staff pushes it to
Stablize main box behind designated position, then turns adjusting nut counterclockwise using spanner and support rod is slowly declined, work as balance
When pedestal and ground level contact, staff is slowly turning adjusting nut, so that scroll wheel leaves ground, cabinet bottom at this time
Four support rods in portion as main support force by case supports in fixed position, can make cabinet can not shift position, more
Facilitate the use of staff.
(2) present invention passes through setting heat emission fan, ventilation hole, warning data computing module, comprehensive analysis processing module, data
Memory module and data collection module make the present invention have good heat dissipation effect and early warning effect, solve existing distribution
Early warning effect is limited when in use and early warning system body and each modular unit can generate a large amount of heat for net fault early warning system
The problem of causing the excessively high influence of temperature to use, staff powers on when use, and start-up operation heat emission fan operating of the present invention is logical
It crosses opening and cold wind is blowed into display screen and early warning system body, and Air Filter can be effectively by external dust gear in the outer of cabinet
Portion, at the same by display screen and early warning system body using when the high temperature that generates discharged by the ventilation hole of two sides so as to aobvious
Display screen and early warning system body play the effect effectively to cool down, extend the service life of early warning system body, at this time early warning system
System body also starts operation, and distribution site collection module collects all websites to come, at this time voltage data collection module and electric current
The next data of collection are effectively carried out integration classification and are sent to data collection module by data collection module, and data collection module exists
These data are all sent to data memory module, the distributed storage module inside data memory module counts these at this time
According to carry out collating sort again, data memory module integrates the data transmission put in order to comprehensive analysis processing module
Important load failure analysis module, environment monitoring module and crucial Distribution Network Failure monitoring modular inside analysis and processing module is to this
A little data are analyzed, and judge to verify the problem of there may be, and then comprehensive analysis processing module will analyze and determine
To result be sent to warning data computing module, at this time inside warning data computing module default operation of power networks simulation
The problem of module is to these possibilities carry out dry run investigation, and the result finally obtained passes through normal operation alarm module and fortune
Row mistake alarm module is sent to the inside of display screen, and is shown by display screen, can more effectively judge in advance in this way
With the place for analyzing failure problems, it is more conducive to maintenance and maintenance of the maintenance personal to power distribution network, less cost loss.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the enlarged drawing of early warning system body in Fig. 1 of the present invention；
Fig. 3 is circuit diagram of the invention.
Appended drawing reference in figure are as follows: 1, cabinet；2, it is open；3, Air Filter；4, protective frame；5, heat emission fan；6, ventilation hole；7, pacify
Fill bar；8, glass magnesium board；9, display screen；10, early warning system body；11, support rod；12, balance base；13, adjusting nut；14,
Scroll wheel；15, chamber door；16, hinge；101, warning data computing module；1011, operation of power networks analog module is preset；
1012, normal operation alarm module；1013, run-time error alarm module；102, comprehensive analysis processing module；1021, important negative
Carry failure analysis module；1022, environment monitoring module；1023, crucial Distribution Network Failure monitoring modular；103, data memory module；
1031, distributed storage module；104, data collection module；1041, voltage data collection module；1042, current data is collected
Module；1043, distribution site collection module.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention is not made described in those of ordinary skill in the art obtained every other under the premise of creative work
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1-3, the present invention provides a kind of embodiment: a kind of distribution network failure early warning system, including cabinet 1, case
The top of body 1 offers opening 2, and 2 inside of being open is equipped with Air Filter 3, and the top inside cabinet 1 is equipped with heat emission fan 5, dissipates
The input terminal of heat fan 5, display screen 9 and early warning system body 10 is all electrically connected between the output end of external power supply, heat emission fan 5
Outside protective frame 4 is installed, the inside of 1 two sides of cabinet is all provided with ventilation hole 6, and the inside of cabinet 1 is equipped with mounting rod 7,
The surface of mounting rod 7 is fixedly installed with display screen 9, and the inside of 1 bottom end of cabinet is equipped with glass magnesium board 8, the bottom end peace inside cabinet 1
Equipped with early warning system body 10, early warning system body 10 include warning data computing module 101, comprehensive analysis processing module 102,
Data memory module 103 and data collection module 104, warning data computing module 101 include that mould is simulated in default operation of power networks
Block 1011, normal operation alarm module 1012 and run-time error alarm module 1013, staff powers on when use, radiates
Fan 5 runs through opening 2 and cold wind is blowed to display screen 9 and early warning system body 10, and Air Filter 3 can be effectively by external dust
Gear is in the outside of cabinet 1, while the ventilation hole that display screen 9 is passed through two sides with the high temperature generated when the use of early warning system body 10
6 discharge, so that playing the effect effectively to cool down to display screen 9 and early warning system body 10, extend early warning system body 10
Service life, early warning system body 10 also starts operation at this time, distribution site collection module 1043 by all websites collect come,
Voltage data collection module 1041 and current data collection module 1042 will effectively collect the data come and carry out integration point at this time
Class is sent to data collection module 104, these data are all being sent to data memory module 103 by data collection module 104,
Carry out collating sort of the distributed storage module 1031 inside data memory module 103 by these data again at this time, number
According to memory module 103 by the data transmission put in order to comprehensive analysis processing module 102, inside comprehensive analysis processing module 102
Important load failure analysis module 1021, environment monitoring module 1022 and crucial Distribution Network Failure monitoring modular 1023 to these numbers
According to being analyzed, and judge to verify the problem of there may be, then comprehensive analysis processing module 102 obtains analytical judgment
Result be sent to warning data computing module 101, the default operation of power networks inside warning data computing module 101 at this time
The problem of analog module 1011 is to these possibilities carry out dry run investigation, and the result finally obtained is warned by normal operation
Module 1012 and run-time error alarm module 1013 are sent to the inside of display screen 9, and are shown by display screen 9, comprehensive
Analysis and processing module 102 includes important load failure analysis module 1021, environment monitoring module 1022 and crucial Distribution Network Failure prison
Survey module 1023, data memory module 103 include distributed storage module 1031, the input terminal of data memory module 103 with point
Be electrically connected between the output end of cloth memory module 1031, data collection module 104 include voltage data collection module 1041,
Current data collection module 1042 and distribution site collection module 1043, the output end of warning data computing module 101 and default
It is electrically connected between the input terminal of operation of power networks analog module 1011, normal operation alarm module 1012 and run-time error warning
It is electrically connected between the input terminal of module 1013 and the output end of default operation of power networks analog module 1011, comprehensive analysis processing
The input terminal of module 102 is monitored with important load failure analysis module 1021, environment monitoring module 1022 and crucial Distribution Network Failure
Be electrically connected between the output end of module 1023, the input terminal of data collection module 104 and voltage data collection module 1041 and
It is electrically connected between the output end of current data collection module 1042, the output end and voltage number of distribution site collection module 1043
It is electrically connected according between collection module 1041 and the input terminal of current data collection module 1042, the corner of 1 bottom of cabinet is all
Support rod 11 is installed, the corner of 1 bottom of cabinet is all equipped with scroll wheel 14, and the bottom of support rod 11 is fixedly installed with balance
Pedestal 12, the top of balance base 12 are equipped with adjusting nut 13, and staff helps cabinet 1 when use, enforce cabinet
1, the scroll wheel 14 of the bottom of box avoids the direct friction of cabinet 1 Yu ground at this time, reduces the presence of frictional force, is conducive to
The rolling of cabinet moves ahead, so that staff pushes more convenient, staff stablizes after pushing it to designated position
Then main box 1 is turned adjusting nut 13 using spanner and support rod 11 is slowly declined, counterclockwise when balance base 12 and ground
When the flat contact of face, staff is slowly turning adjusting nut 13, so that scroll wheel 14 leaves ground, 1 bottom of cabinet at this time
Four support rods 11 as main support force by case supports in fixed position, the two sides on 1 surface of cabinet all pass through hinge
Chain 16 is equipped with chamber door 15, and the outside of support rod 11 is provided with external screw thread, and the top of support rod 11 extends to the interior of 1 bottom end of cabinet
Portion, adjusting nut 13 are fixedly attached to the outside of support rod 11, and the quantity of chamber door 15 is two, and chamber door 15 is double door.
Working principle: staff helps cabinet 1 to the present invention when in use, enforces cabinet 1, at this time the bottom of box
Scroll wheel 14 avoids the direct friction of cabinet 1 Yu ground, reduces the presence of frictional force, and the rolling for being conducive to cabinet moves ahead,
So that staff pushes more convenient, staff, which pushes it to, stablizes main box 1 behind designated position, then utilizes
Spanner turns adjusting nut 13 counterclockwise and support rod 11 is slowly declined, when balance base 12 is contacted with ground level, work
Make personnel and slowly turning adjusting nut 13, so that scroll wheel 14 leaves ground, four support rods 11 of 1 bottom of cabinet are made at this time
For main support force by case supports in fixed position, can make cabinet 1 can not shift position, staff connects again at this time
Power supply, start-up operation heat emission fan 5 of the present invention run through opening 2 and cold wind are blowed to display screen 9 and early warning system body 10, and anti-
Dirt net 3 can effectively keep off external dust in the outside of cabinet 1, while when display screen 9 and early warning system body 10 are used
The high temperature of generation is discharged by the ventilation hole 6 of two sides, so that playing effective cooling to display screen 9 and early warning system body 10
Effect, extend early warning system body 10 service life, early warning system body 10 also starts operation at this time, distribution site collect
Module 1043 collects all websites to come, and voltage data collection module 1041 and current data collection module 1042 are effective at this time
The next data of collection are subjected to integration classification and are sent to data collection module 104, data collection module 104 is complete by these data
Portion is sent to data memory module 103, and the distributed storage module 1031 inside data memory module 103 is by these data at this time
Carry out collating sort again, data memory module 103 by the data transmission put in order to comprehensive analysis processing module 102,
Important load failure analysis module 1021, environment monitoring module 1022 and crucial distribution inside comprehensive analysis processing module 102
Fault monitor module 1023 analyzes these data, and judges to verify the problem of there may be, then comprehensive analysis
Processing module 102 will analyze and determine that obtained result is being sent to warning data computing module 101, the mould of warning data operation at this time
The problem of default operation of power networks analog module 1011 inside block 101 is to these possibilities carry out dry run investigation, finally
The result obtained is sent to the inside of display screen 9 by normal operation alarm module 1012 and run-time error alarm module 1013,
And shown by display screen 9, it can more effectively judge in advance and analyze in this way the place of failure problems, be more conducive to
Maintenance and maintenance of the maintenance personal to power distribution network, less cost loss.
Can to sum up obtain, the present invention by setting heat emission fan 5, ventilation hole 6, warning data computing module 101, at comprehensive analysis
Manage module 102, data memory module 103, data collection module 104, support rod 11, balance base 12, adjusting nut 13 and rolling
14 structure of driving wheel, solving existing distribution network failure early warning system, there are job sites for inconvenient replacement job site when in use
Limitation and using when early warning effect it is limited and can lead to the problem of a large amount of heat causes the excessively high influence of temperature to use.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art,
It is understood that described do not depart from can carry out a variety of variations in the case where the principle and spirit of the invention to these embodiments, repair
Change, replacement and variant, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of distribution network failure early warning system, including cabinet (1), it is characterised in that: offered out at the top of the cabinet (1)
Mouth (2), and the inside of opening (2) is equipped with Air Filter (3), the internal top of the cabinet (1) is equipped with heat emission fan (5), and
The outside of heat emission fan (5) is equipped with protective frame (4), and the inside of cabinet (1) two sides is all provided with ventilation hole (6), the case
The inside of body (1) is equipped with mounting rod (7), and the surface of mounting rod (7) is fixedly installed with display screen (9), cabinet (1) bottom
The inside at end is equipped with glass magnesium board (8), and the internal bottom end of the cabinet (1) is equipped with early warning system body (10), the early warning
System body (10) includes warning data computing module (101), comprehensive analysis processing module (102), data memory module (103)
It is all equipped with support rod (11) with the corner of data collection module (104), cabinet (1) bottom, cabinet (1) bottom
Corner be all equipped with scroll wheel (14), the bottom of the support rod (11) is fixedly installed with balance base (12), described flat
It is equipped with adjusting nut (13) at the top of weighing apparatus pedestal (12), the two sides on cabinet (1) surface all pass through hinge (16) and are equipped with
Chamber door (15).
2. a kind of distribution network failure early warning system according to claim 1, it is characterised in that: the warning data operation mould
Block (101) includes default operation of power networks analog module (1011), normal operation alarm module (1012) and run-time error warning
Module (1013).
3. a kind of distribution network failure early warning system according to claim 1, it is characterised in that: the comprehensive analysis processing mould
Block (102) includes important load failure analysis module (1021), environment monitoring module (1022) and crucial Distribution Network Failure monitoring mould
Block (1023).
4. a kind of distribution network failure early warning system according to claim 1, it is characterised in that: the data memory module
It (103) include distributed storage module (1031), and the input terminal of data memory module (103) and distributed storage module
(1031) it is electrically connected between output end.
5. a kind of distribution network failure early warning system according to claim 1, it is characterised in that: the data collection module
It (104) include voltage data collection module (1041), current data collection module (1042) and distribution site collection module
(1043).
6. a kind of distribution network failure early warning system according to claim 1, it is characterised in that: the warning data operation mould
It is electrically connected between the output end of block (101) and the input terminal of default operation of power networks analog module (1011), the operation is just
The input terminal and default operation of power networks analog module of normal alarm module (1012) and run-time error alarm module (1013)
(1011) it is electrically connected between output end.
7. a kind of distribution network failure early warning system according to claim 1, it is characterised in that: the comprehensive analysis processing mould
The input terminal of block (102) and important load failure analysis module (1021), environment monitoring module (1022) and crucial Distribution Network Failure
It is electrically connected between the output end of monitoring modular (1023).
8. a kind of distribution network failure early warning system according to claim 1, it is characterised in that: the data collection module
(104) between input terminal and voltage data collection module (1041) and the output end of current data collection module (1042) electrically
Connection, the output end of the distribution site collection module (1043) and voltage data collection module (1041) and current data are collected
It is electrically connected between the input terminal of module (1042).
9. a kind of distribution network failure early warning system according to claim 1, it is characterised in that: outside the support rod (11)
Portion is provided with external screw thread, and the inside of cabinet (1) bottom end is extended at the top of the support rod (11), and the adjusting nut (13) is solid
Surely it is socketed in the outside of support rod (11), the quantity of the chamber door (15) is two, and chamber door (15) is double door.
10. a kind of distribution network failure early warning system according to claim 1, it is characterised in that: the heat emission fan (5) shows
The input terminal of display screen (9) and early warning system body (10) is all electrically connected between the output end of external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910210249.8A CN109738766A (en) | 2019-03-20 | 2019-03-20 | A kind of distribution network failure early warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910210249.8A CN109738766A (en) | 2019-03-20 | 2019-03-20 | A kind of distribution network failure early warning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109738766A true CN109738766A (en) | 2019-05-10 |
Family
ID=66370953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910210249.8A Withdrawn CN109738766A (en) | 2019-03-20 | 2019-03-20 | A kind of distribution network failure early warning system |
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| Country | Link |
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| CN (1) | CN109738766A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072537A (en) * | 2020-08-11 | 2020-12-11 | 国网新疆电力有限公司昌吉供电公司 | Power distribution network overvoltage active early warning system based on ubiquitous Internet of things technology |
| CN113008896A (en) * | 2021-02-23 | 2021-06-22 | 江苏力沛电力工程技术服务有限公司 | Power failure detection device based on machine vision |
| CN114495448A (en) * | 2022-01-19 | 2022-05-13 | 国网河北省电力有限公司保定供电分公司 | Power distribution network equipment fault alarm device |
| CN115003095A (en) * | 2022-05-27 | 2022-09-02 | 江苏科技大学 | Portable ship water elasticity data analysis device |
-
2019
- 2019-03-20 CN CN201910210249.8A patent/CN109738766A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072537A (en) * | 2020-08-11 | 2020-12-11 | 国网新疆电力有限公司昌吉供电公司 | Power distribution network overvoltage active early warning system based on ubiquitous Internet of things technology |
| CN113008896A (en) * | 2021-02-23 | 2021-06-22 | 江苏力沛电力工程技术服务有限公司 | Power failure detection device based on machine vision |
| CN114495448A (en) * | 2022-01-19 | 2022-05-13 | 国网河北省电力有限公司保定供电分公司 | Power distribution network equipment fault alarm device |
| CN115003095A (en) * | 2022-05-27 | 2022-09-02 | 江苏科技大学 | Portable ship water elasticity data analysis device |
| CN115003095B (en) * | 2022-05-27 | 2024-02-27 | 江苏科技大学 | Portable ship water elasticity data analysis device |
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Application publication date: 20190510 |