CN205122330U - Energy -conserving increase -volume distribution transformer of intelligence - Google Patents
Energy -conserving increase -volume distribution transformer of intelligence Download PDFInfo
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- CN205122330U CN205122330U CN201520826437.0U CN201520826437U CN205122330U CN 205122330 U CN205122330 U CN 205122330U CN 201520826437 U CN201520826437 U CN 201520826437U CN 205122330 U CN205122330 U CN 205122330U
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- distribution transformer
- transformer
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- out wire
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- 238000012544 monitoring process Methods 0.000 claims abstract description 50
- 238000004891 communication Methods 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Abstract
The utility model relates to an energy -conserving increase -volume distribution transformer of intelligence, its built -in voltage of high -pressure lead -out wire and current transformer install the high -pressure side at the distribution transformer body, built -in voltage of low pressure lead -out wire and current transformer install the low tension side at the distribution transformer body, the top at distribution transformer body casing was installed to the sensor sunshine, transformer oil position and oil temperature sensor install the inside wall at the transformer oil case that lies in distribution transformer body top, intelligent monitoring installs at the terminal on the lateral wall of distribution transformer body casing, and sensor and transformer oil position and oil temperature sensor's signal output part all connected the intelligent monitoring terminal built -in voltage of high -pressure lead -out wire and current transformer, the built -in voltage of low pressure lead -out wire and current transformer, sunshine. The utility model discloses can realize monitoring of real -time running state and ambient condition monitoring to running state to the transformer judges.
Description
Technical field
The utility model relates to power transmission and distribution technical field, is specifically related to a kind of intelligent power saving increase-volume distribution transformer.
Background technology
Distribution transformer is the key equipment in electric power system.In major part community of current China, controller switching equipment intelligence degree is lower, monitoring running state equipment is few, information transmission channel lacks, still adopt traditional equipment periodic inspection mode at present, although contribute to fault diagnosis in early stage, but this mode is only the safe operation that ensure that equipment, do not possess good economy, and along with the development of China's power grid construction, the lifting that the rising of power consumption and user require the quality of power supply, the trend that the workload of maintainer becomes to increase gradually, above-mentioned traditional periodic inspection mode, at substantial manpower and materials, reduce operating efficiency.
Utility model content
The purpose of this utility model is to provide a kind of intelligent power saving increase-volume distribution transformer, and this transformer can realize real-time monitoring running state and environmental condition monitoring, and judges the running status of transformer.
For solving the problems of the technologies described above, a kind of intelligent power saving increase-volume distribution transformer disclosed in the utility model, it comprises distribution transformer body, it is characterized in that: it also comprises high-voltage leading-out wire built-in voltage and current transformer, low pressure lead-out wire built-in voltage and current transformer, sunshine recorder, transformer oil level and oil temperature sensor and intelligent monitoring terminal, wherein, described high-voltage leading-out wire built-in voltage and current transformer are arranged on the high-pressure side of distribution transformer body, for monitoring the on high-tension side real-time voltage value of distribution transformer body and current value;
Described low pressure lead-out wire built-in voltage and current transformer are arranged on the low-pressure side of distribution transformer body, and low pressure lead-out wire built-in voltage and current transformer are for monitoring real-time voltage value and the current value of distribution transformer body low-pressure side;
Described sunshine recorder is arranged on the top of distribution transformer body housing, and sunshine recorder is for monitoring the heat at real-time sunshine of distribution transformer body;
Described transformer oil level and oil temperature sensor are arranged on the madial wall of the oil tank of transformer being positioned at distribution transformer bodies top, and transformer oil level and oil temperature sensor are for monitoring oil temperature in oil tank of transformer and oil level;
Described intelligent monitoring terminal is arranged on the sidewall of distribution transformer body housing, and the signal output part of described high-voltage leading-out wire built-in voltage and current transformer, low pressure lead-out wire built-in voltage and current transformer, sunshine recorder and transformer oil level and oil temperature sensor is all connected the signal input part of intelligent monitoring terminal.
The beneficial effects of the utility model:
The utility model can realize real-time monitoring running state and environmental condition monitoring, and the running status of transformer is judged, the mode of relatively traditional manual inspection, the utility model greatly improves the monitoring efficiency of running state of transformer, and the result of running state of transformer monitoring is more accurate, facilitate operation maintenance personnel to the on-call maintenance of failure transformer, be conducive to the useful life of improving transformer.After using the utility model, operation maintenance personnel on the basis ensureing distribution transformer safety, can increase distribution transformer maximum delivery power, reaches the object of dynamic compatibilization.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the structured flowchart of the utility model circuit part
Wherein, 1-high-voltage leading-out wire built-in voltage and current transformer, 2-low pressure lead-out wire built-in voltage and current transformer, 3-GPS positioning equipment, 4-sunshine recorder, 5-transformer oil level and oil temperature sensor, 6-intelligent monitoring terminal, 7-distribution transformer body, 8-oil tank of transformer, 9-environment temperature sensor, 10-ambient pressure transducer, 11-ambient wind velocity transducer, 12-surrounding air density sensor, 13-surrounding air specific heat at constant pressure measuring instrument, 14-remote subscriber control system.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
A kind of intelligent power saving increase-volume distribution transformer of the present utility model, it comprises distribution transformer body 7, high-voltage leading-out wire built-in voltage and current transformer 1, low pressure lead-out wire built-in voltage and current transformer 2, sunshine recorder 4, transformer oil level and oil temperature sensor 5 and intelligent monitoring terminal 6, wherein, described high-voltage leading-out wire built-in voltage and current transformer 1 are arranged on the high-pressure side of distribution transformer body 7, for monitoring the on high-tension side real-time voltage value of distribution transformer body 7 and current value;
Described low pressure lead-out wire built-in voltage and current transformer 2 are arranged on the low-pressure side of distribution transformer body 7, and low pressure lead-out wire built-in voltage and current transformer 2 are for monitoring real-time voltage value and the current value of distribution transformer body 7 low-pressure side;
Described sunshine recorder 4 is arranged on the top of distribution transformer body 7 housing, and sunshine recorder 4 is for monitoring the heat at real-time sunshine of distribution transformer body 7;
Described transformer oil level and oil temperature sensor 5 are arranged on the madial wall of the oil tank of transformer 8 being positioned at distribution transformer body 7 top, and transformer oil level and oil temperature sensor 5 are for monitoring oil temperature in oil tank of transformer 8 and oil level;
Described intelligent monitoring terminal 6 is arranged on the sidewall of distribution transformer body 7 housing, and the signal output part of described high-voltage leading-out wire built-in voltage and current transformer 1, low pressure lead-out wire built-in voltage and current transformer 2, sunshine recorder 4 and transformer oil level and oil temperature sensor 5 is all connected the signal input part of intelligent monitoring terminal 6.
In technique scheme, it also comprises GPS (GlobalPositioningSystem, global positioning system) positioning equipment 3, described GPS positioning equipment 3 is arranged on the top of distribution transformer body 7 housing, and the communication ends of described GPS positioning equipment 3 connects the GPS locator data communication ends of intelligent monitoring terminal 6.GPS positioning equipment 3 can be monitored distribution transformer present position, and when distribution transformer present position changes, this system can carry out reporting to the police and locating distribution transformer present position.
In technique scheme, it also comprises peripheral meteorological data transducer, and the signal output part of described peripheral meteorological data transducer connects the environment weather data communication end of intelligent monitoring terminal 6.
In technique scheme, described peripheral meteorological data transducer comprises environment temperature sensor 9, ambient pressure transducer 10 and ambient wind velocity transducer 11, and described environment temperature sensor 9, ambient pressure transducer 10 and the signal output part of ambient wind velocity transducer 11 are all connected the environment weather data communication end of intelligent monitoring terminal 6.
In technique scheme, it also comprises surrounding air density sensor 12 and surrounding air specific heat at constant pressure measuring instrument 13, and described surrounding air density sensor 12 and the signal output part of surrounding air specific heat at constant pressure measuring instrument 13 are all connected the environment weather data communication end of intelligent monitoring terminal 6.
In technique scheme, it also comprises remote subscriber control system 14, and the communication ends of described remote subscriber control system 14 is connected with intelligent monitoring terminal 6 data communication end radio communication.
Above-mentioned environment temperature sensor 9, ambient pressure transducer 10, ambient wind velocity transducer 11, surrounding air density sensor 12 and surrounding air specific heat at constant pressure measuring instrument 13 are all arranged in the environmental data collecting point around distribution transformer body 7.Described remote subscriber control system 14 is arranged in the operation maintenance personnel office of far-end.
In technique scheme, distribution transformer body 7 selects three dimensional wound core energy-efficient distribution transformer, selects the reason of three dimensional wound core transformer to be that three dimensional wound core transformer has no-load loss low, stable magnetic field, the advantages such as leakage field is few.Meet the requirement of society to energy-saving and emission-reduction now.
The utility model is by measuring the external parameters such as the voltage of distribution transformer, electric current, the isallobaric device inherent parameters of oil temperature and ambient temperature, wind speed, intensity of sunshine, synthetic determination distribution transformer working capacity.Thus operation maintenance personnel can be facilitated to improve distribution transformer maximum delivery power in scheduling aspect.
A method for supervising for above-mentioned intelligent power saving increase-volume distribution transformer, it comprises the steps:
Step 1: described transformer oil level and oil temperature sensor 5 measure the real-time transformer oil temperature t of distribution transformer body 7
become, environment temperature sensor 9 measures ambient temperature t real-time around distribution transformer body 7
ringsurrounding air density sensor 12 measures surrounding air density p real-time around distribution transformer body 7, pressurization by compressed air specific heat c real-time around distribution transformer body 7 measured by surrounding air specific heat at constant pressure measuring instrument 13, ambient wind velocity Q real-time around distribution transformer body 7 measured by ambient wind velocity transducer 11, and sunshine recorder 4 measures the heat Φ at real-time sunshine of distribution transformer body 7
day, meanwhile, transformer oil level and oil temperature sensor 5, environment temperature sensor 9, surrounding air density sensor 12, surrounding air specific heat at constant pressure measuring instrument 13, ambient wind velocity transducer 11 and sunshine recorder 4 are respectively by transformer oil temperature t
become, ambient temperature t
ring, surrounding air density p, pressurization by compressed air specific heat c, ambient wind velocity Q and sunshine heat Φ
daybe transferred to intelligent monitoring terminal 6;
Step 2: intelligent monitoring terminal 6 is according to transformer oil temperature t obtained above
become, ambient temperature t
ring, surrounding air density p, pressurization by compressed air specific heat c and ambient wind velocity Q, utilize formula Φ
loose=ρ cQ (t
become-t
ring) calculate the heat that distribution transformer body 7 gives out because of air speed influence;
Step 3: the transformer oil temperature t obtained when intelligent monitoring terminal 6
becomeduring > 85 DEG C, represent the improper load operation of distribution transformer body 7;
As the transformer oil temperature t that intelligent monitoring terminal 6 obtains
becomeduring < 70 DEG C, represent that distribution transformer body 7 normal duty runs;
As the transformer oil temperature 70 DEG C≤t that intelligent monitoring terminal 6 obtains
becomewhen≤85 DEG C, calculate Φ further
daythe heat Φ given out because of air speed influence with distribution transformer body 7
loosebetween difference, work as Φ
day-Φ
looseillustrate when>=0 that solar radiation distribution transformer body 7 normally runs, now advise that operation maintenance personnel is closely observed transformer, and reduce load operation when conditions permit; Work as Φ
day-Φ
looseillustrate during < 0 that the heat at sunshine can be blazed abroad by air flowing, distribution transformer body 7 normally runs.
In the step 1 of technique scheme, high-voltage leading-out wire built-in voltage and current transformer 1 monitor the on high-tension side real-time voltage value of distribution transformer body 7 and current value; Low pressure lead-out wire built-in voltage and current transformer 2 monitor real-time voltage value and the current value of distribution transformer body 7 low-pressure side; The real-time voltage value of on high-tension side for distribution transformer body 7 real-time voltage value and current value and distribution transformer body 7 low-pressure side and current value are transferred to intelligent monitoring terminal 6 by high-voltage leading-out wire built-in voltage and current transformer 1 and low pressure lead-out wire built-in voltage and current transformer 2 respectively;
In described step 3, when in the critical field having a value no longer to preset in the real-time voltage value and current value of the on high-tension side real-time voltage value of distribution transformer body 7 and current value and low-pressure side, then distribution transformer body 7 operation exception is described.
By above method, on the basis ensureing distribution transformer safety, distribution transformer maximum delivery power can be increased, reaches the object of dynamic compatibilization.
Also step 4 is comprised: distribution transformer body 7 is run whether normal result is uploaded to remote subscriber control system 14 by described intelligent monitoring terminal 6 after the step 3 of technique scheme.
The unified unit used of ambient temperature data unit measured by the utility model is degree Celsius (DEG C), and the unified unit used of measured air speed data unit is cubic meter (m per hour
3/ h), the unified unit used of measured insolation data unit is kilojoule (kJ), and the unified unit used of the inner oil temperature data unit of measured distribution transformer is degree Celsius (DEG C).
The content that this specification is not described in detail belongs to the known prior art of this area specialty operation maintenance personnel.
Claims (6)
1. an intelligent power saving increase-volume distribution transformer, it comprises distribution transformer body (7), it is characterized in that: it also comprises high-voltage leading-out wire built-in voltage and current transformer (1), low pressure lead-out wire built-in voltage and current transformer (2), sunshine recorder (4), transformer oil level and oil temperature sensor (5) and intelligent monitoring terminal (6), wherein, described high-voltage leading-out wire built-in voltage and current transformer (1) are arranged on the high-pressure side of distribution transformer body (7), for monitoring the on high-tension side real-time voltage value of distribution transformer body (7) and current value,
Described low pressure lead-out wire built-in voltage and current transformer (2) are arranged on the low-pressure side of distribution transformer body (7), and low pressure lead-out wire built-in voltage and current transformer (2) are for monitoring real-time voltage value and the current value of distribution transformer body (7) low-pressure side;
Described sunshine recorder (4) is arranged on the top of distribution transformer body (7) housing, and sunshine recorder (4) is for monitoring the heat at real-time sunshine of distribution transformer body (7);
Described transformer oil level and oil temperature sensor (5) are arranged on the madial wall of the oil tank of transformer (8) being positioned at distribution transformer body (7) top, and transformer oil level and oil temperature sensor (5) are for monitoring oil temperature in oil tank of transformer (8) and oil level;
Described intelligent monitoring terminal (6) is arranged on the sidewall of distribution transformer body (7) housing, and the signal output part of described high-voltage leading-out wire built-in voltage and current transformer (1), low pressure lead-out wire built-in voltage and current transformer (2), sunshine recorder (4) and transformer oil level and oil temperature sensor (5) is all connected the signal input part of intelligent monitoring terminal (6).
2. intelligent power saving increase-volume distribution transformer according to claim 1, it is characterized in that: it also comprises GPS positioning equipment (3), described GPS positioning equipment (3) is arranged on the top of distribution transformer body (7) housing, and the communication ends of described GPS positioning equipment (3) connects the GPS locator data communication ends of intelligent monitoring terminal (6).
3. intelligent power saving increase-volume distribution transformer according to claim 1, it is characterized in that: it also comprises peripheral meteorological data transducer, the signal output part of described peripheral meteorological data transducer connects the environment weather data communication end of intelligent monitoring terminal (6).
4. intelligent power saving increase-volume distribution transformer according to claim 3, it is characterized in that: described peripheral meteorological data transducer comprises environment temperature sensor (9), ambient pressure transducer (10) and ambient wind velocity transducer (11), described environment temperature sensor (9), ambient pressure transducer (10) and the signal output part of ambient wind velocity transducer (11) are all connected the environment weather data communication end of intelligent monitoring terminal (6).
5. intelligent power saving increase-volume distribution transformer according to claim 1, it is characterized in that: it also comprises surrounding air density sensor (12) and surrounding air specific heat at constant pressure measuring instrument (13), described surrounding air density sensor (12) and the signal output part of surrounding air specific heat at constant pressure measuring instrument (13) are all connected the environment weather data communication end of intelligent monitoring terminal (6).
6. intelligent power saving increase-volume distribution transformer according to claim 1, it is characterized in that: it also comprises remote subscriber control system (14), the communication ends of described remote subscriber control system (14) is connected with intelligent monitoring terminal (6) data communication end radio communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520826437.0U CN205122330U (en) | 2015-10-21 | 2015-10-21 | Energy -conserving increase -volume distribution transformer of intelligence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520826437.0U CN205122330U (en) | 2015-10-21 | 2015-10-21 | Energy -conserving increase -volume distribution transformer of intelligence |
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| Publication Number | Publication Date |
|---|---|
| CN205122330U true CN205122330U (en) | 2016-03-30 |
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ID=55577916
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520826437.0U Expired - Fee Related CN205122330U (en) | 2015-10-21 | 2015-10-21 | Energy -conserving increase -volume distribution transformer of intelligence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205122330U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206381A (en) * | 2015-10-21 | 2015-12-30 | 国家电网公司 | Intelligent energy-saving distribution capacity-increasing distribution transformer and monitoring method |
| CN106710808A (en) * | 2017-02-22 | 2017-05-24 | 江苏凡高电气有限公司 | Air-cooling three-phase oil-immersed distribution transformer |
-
2015
- 2015-10-21 CN CN201520826437.0U patent/CN205122330U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206381A (en) * | 2015-10-21 | 2015-12-30 | 国家电网公司 | Intelligent energy-saving distribution capacity-increasing distribution transformer and monitoring method |
| CN106710808A (en) * | 2017-02-22 | 2017-05-24 | 江苏凡高电气有限公司 | Air-cooling three-phase oil-immersed distribution transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161221 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Power Networks Co Patentee after: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute Patentee after: Nanjing Nari Group Corporation Patentee after: State Grid Beijing Electric Power Company Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Power Networks Co Patentee before: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20201021 |