CN112071600B - Temperature control system for oil inside power supply oil-immersed transformer - Google Patents
Temperature control system for oil inside power supply oil-immersed transformer Download PDFInfo
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- CN112071600B CN112071600B CN202010969564.1A CN202010969564A CN112071600B CN 112071600 B CN112071600 B CN 112071600B CN 202010969564 A CN202010969564 A CN 202010969564A CN 112071600 B CN112071600 B CN 112071600B
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- 238000007726 management method Methods 0.000 claims abstract description 36
- 230000008054 signal transmission Effects 0.000 claims abstract description 22
- 238000013500 data storage Methods 0.000 claims abstract description 13
- 239000012530 fluid Substances 0.000 claims abstract 2
- 238000001514 detection method Methods 0.000 claims description 28
- 230000017525 heat dissipation Effects 0.000 claims description 21
- 238000007405 data analysis Methods 0.000 claims description 16
- 230000005611 electricity Effects 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 8
- 238000009529 body temperature measurement Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000013021 overheating Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/404—Protective devices specially adapted for fluid filled transformers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/406—Temperature sensor or protection
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Protection Of Transformers (AREA)
Abstract
The invention discloses a temperature control system for supplying oil in an oil-immersed transformer, and particularly relates to the technical field of oil-immersed transformers. Through setting up oil temperature measuring module, lower oil temperature measuring module, the data storage module, signal reception module and signal transmission module, make the signal reception module who receives the instruction pass through server management platform and start preheating module, the condition that the transformer appears inside overheated and damage under the electric consumption that increases suddenly has been reduced, the difficult condition in passageway that appears in the inside fluid temperature of oil tank has been ensured, and the staff can have more that the user management unit looks over the data of transmission, the convenience is repaired change to the transformer and the oil tank of damage.
Description
Technical Field
The invention relates to the technical field of oil-immersed transformers, in particular to a temperature control system for oil in a power supply oil-immersed transformer.
Background
The transformer oil is a petroleum liquid, has possibility of combustion and has disadvantages in environmental protection, but because the transformer oil has the characteristics of excellent performance and low price, most power transformers still use the transformer oil as an insulating and cooling medium, and a distribution transformer is still one of important equipment in power supply and distribution systems of industrial and mining enterprises and civil buildings, however, at present, due to different population densities and power consumption demands in various regions, the allocation requirements of the transformers are different, a transformer with too high capacity is easy to waste in use, and a transformer with too low capacity is easy to overheat and damage in use, so that more important data needs to be counted in advance to adjust the demand of the transformers, but at present, the power consumption of people is greatly different according to different time periods, however, in the peak of power consumption, if the transformer is not preheated in advance, the transformer is easily damaged under the condition of suddenly increased power consumption, and it is difficult to prompt the transformer on the same line to react.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a temperature control system for oil in a power supply oil-immersed transformer, and the technical problem to be solved by the invention is as follows: the preceding difference because the population density in each area and power consumption demand, the outfit requirement of transformer also is different, the extravagant condition appears easily when using in the transformer of high capacity in the use, and the overheated condition of damaging appears easily when using in the transformer of low capacity, make more important need count the big data in advance, adjust the demand of transformer, however people's power consumption is according to the difference of time quantum at present, the power consumption is also very different, however when the power consumption peak, if the transformer preheats in advance, under the power consumption that increases suddenly, the condition of damage appears easily in the transformer, and be difficult to indicate the problem that the transformer on same circuit reacts.
In order to achieve the purpose, the invention provides the following technical scheme: the temperature control system for oil inside the power supply oil-immersed transformer comprises a preheating module, wherein the output end of the preheating module is electrically connected with the input end of an oil temperature detection module, the output end of the oil temperature detection module is electrically connected with the input end of a data analysis module, the output end of the data analysis module is electrically connected with the input end of a sensor, the output end of the sensor is electrically connected with the input end of a power supply module, the output end of the power supply module is electrically connected with the input end of a heat dissipation module, the output end of the heat dissipation module is electrically connected with the input ends of a data storage module and an oil temperature detection module respectively, the output end of the data storage module is electrically connected with the input ends of a signal receiving module and a signal transmission module respectively, the output end of the data analysis module is electrically connected with the input ends of a signal transmission module and an alarm module respectively, and the alarm module, The output of signal transmission module and signal receiving module all is connected with server management platform's input electricity, and server management platform's output is connected with user management unit's input electricity, user management unit's output respectively with the early warning set up the module with preheat the set up the module electricity and be connected, the output that the early warning set up the module passes through server management platform and is connected with alarm module electricity, the output that the set up the module in advance passes through server management platform and is connected with the input electricity that preheats the module.
As a further scheme of the invention: the oil temperature detection module comprises an upper oil temperature detection module and a lower oil temperature detection module, the upper oil temperature detection module is used for detecting the higher oil temperature of the upper part of the oil tank, and the lower oil temperature detection module is used for detecting the lower oil temperature of the lower part of the oil tank.
As a further scheme of the invention: the heat dissipation module comprises an oil level adjusting module and a heat dissipation fan, and in the operation process of the oil level adjusting module, oil with lower temperature below the oil tank can be moved to the upper side of the oil tank, so that the mixing of the oil above and the oil below the oil tank is accelerated.
As a further scheme of the invention: the data storage module comprises a data statistics module, when the temperature in the oil tank is cooled through the oil level adjusting module and the cooling fan, the temperature of the oil is reduced, the reduction time and the data of the oil are counted in the data statistics module, stored and transmitted to the signal transmission module, and the preheating module is informed of starting of the transformer on the same line.
As a further scheme of the invention: and the data analysis module is used for analyzing the temperatures detected by the upper oil temperature measurement module and the lower oil temperature measurement module and transmitting a cooling instruction to the sensor.
And the signal receiving module is used for receiving signals transmitted by other signal transmission modules on the same line and sending the signals to the server management platform.
The early warning setting module is used for setting the upper limit of the detection temperature of the upper oil temperature measuring module and the lower oil temperature measuring module by a worker, and the upper limit is exceeded, and the alarm module is started without the cooling condition after the heat dissipation module is started.
The preheating setting module is used for setting the initial current flow of the preheating module and timely closing the preheating module after preheating is finished.
The invention has the beneficial effects that:
1. by arranging the upper oil temperature measuring module, the lower oil temperature measuring module, the heat dissipation module, the data storage module, the signal receiving module and the signal transmission module, when the upper oil temperature measuring module and the lower oil temperature measuring module detect the oil temperature of the upper part and the lower part of the oil tank, the oil temperature detecting module transmits the oil temperature information into the data analysis module, when the oil temperature in the oil tank is higher than the normal temperature, the heat dissipation module is started to refrigerate the oil, after the refrigeration is finished, the oil temperature detecting module detects the oil temperature again, when the oil temperature is recovered to be normal, the data statistics module sends the data into the server management platform, when the oil temperature is not recovered, the data analysis module immediately sends an instruction to the alarm module, at the moment, the alarm module sends an alarm to the server management platform, and sends an instruction to other signal receiving modules on the same circuit through the signal transmission module, the signal receiving module receiving the instruction starts the preheating module through the server management platform, so that the condition that the transformer is damaged due to internal overheating under suddenly increased power consumption is reduced, the condition that the temperature of oil liquid in the oil tank is not easy to generate an aisle is ensured, and a worker can check transmitted data through a user management unit, so that the damaged transformer and the oil tank can be repaired and replaced conveniently;
2. according to the invention, by arranging the alarm module and the signal transmission module, when the oil in the oil tank is cooled by the heat dissipation module, the oil temperature detection module can detect the oil temperature again, when the oil temperature is recovered to be normal, the data statistics module can send data to the server management platform, when the oil temperature is not recovered, the data analysis module can immediately send an instruction to the alarm module, and at the moment, the alarm module can send an alarm to the server management platform, so that a worker can adjust the transformer manually in time, the transformer and the oil tank are not easy to burn out due to overheating, and after the power consumption peak time period passes, the worker can replace and maintain the transformer with a fault or insufficient capacity, thereby ensuring that the transformer can normally operate and meeting the power consumption requirements of people in daily life.
3. According to the invention, through the arrangement of the oil level adjusting module, when the upper oil temperature measuring module detects that the temperature of the upper oil is too high, but the lower oil temperature measuring module detects that the temperature of the lower oil is normal, the oil temperature detecting module transmits oil temperature information into the data analyzing module, and at the moment, the data analyzing module starts the oil level adjusting module through the sensor and the power supply module, so that the oil level adjusting module mixes and modulates the oil above the oil tank and the oil below the oil tank, the temperature of the oil is quickly reduced, the damage of the transformer caused by slow cooling of the upper oil is avoided, and the service life of the transformer is effectively ensured.
Drawings
FIG. 1 is a block diagram of the system architecture of the present invention;
FIG. 2 is a block diagram of a system architecture of a server management platform according to the present invention;
in the figure: the system comprises a preheating module 1, an oil temperature detection module 2, a data analysis module 3, a sensor 4, a power supply module 5, a heat dissipation module 6, a data storage module 7, a signal receiving module 8, a signal transmission module 9, a server management platform 10, an alarm module 11, a user management unit 12, an early warning setting module 13 and a preheating setting module 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2, the present invention provides a temperature control system for supplying oil inside an oil-immersed transformer, including a preheating module 1, an output end of the preheating module 1 is electrically connected with an input end of an oil temperature detection module 2, an output end of the oil temperature detection module 2 is electrically connected with an input end of a data analysis module 3, an output end of the data analysis module 3 is electrically connected with an input end of a sensor 4, an output end of the sensor 4 is electrically connected with an input end of a power supply module 5, an output end of the power supply module 5 is electrically connected with an input end of a heat dissipation module 6, an output end of the heat dissipation module 6 is electrically connected with an input end of a data storage module 7 and an input end of the oil temperature detection module 2, an output end of the data storage module 7 is electrically connected with an input end of a signal receiving module 8 and an input end of a signal transmission module 9, an output end of the data analysis module 3 is electrically connected with an input end of the signal transmission module 9 and an input end of an alarm module 11, the output ends of the alarm module 11, the signal transmission module 9 and the signal receiving module 8 are all electrically connected with the input end of the server management platform 10, the output end of the server management platform 10 is electrically connected with the input end of the user management unit 12, and the output end of the user management unit 12 is respectively electrically connected with the early warning setting module 13 and the preheating setting module 14.
The output end of the early warning setting module 13 is electrically connected with the alarm module 11 through the server management platform 10, and the output end of the preheating setting module 14 is electrically connected with the input end of the preheating module 1 through the server management platform 10.
The oil temperature detection module 2 comprises an upper oil temperature detection module and a lower oil temperature detection module, the upper oil temperature detection module is used for detecting the oil temperature with higher temperature at the upper part of the oil tank, and the lower oil temperature detection module is used for detecting the oil temperature with lower temperature at the lower part of the oil tank.
The heat dissipation module 6 comprises an oil level adjusting module and a heat dissipation fan, and in the operation process of the oil level adjusting module, oil with lower temperature below the oil tank can be moved to the upper side of the oil tank, so that the mixing of the oil above and the oil below the oil tank is accelerated.
The data storage module 7 comprises a data statistics module, when the temperature in the oil tank is cooled by the oil level adjusting module and the cooling fan, the temperature of the oil is reduced, the reduction time and the data of the oil are counted in the data statistics module, stored and transmitted to the signal transmission module 9, and the transformer on the same line is informed to start the preheating module 1.
And the data analysis module 3 is used for analyzing the temperatures detected by the upper oil temperature measurement module and the lower oil temperature measurement module and transmitting a cooling instruction to the sensor 4.
And the signal receiving module 8 is configured to receive signals transmitted by other signal transmitting modules 9 on the same line, and send the signals to the server management platform 10.
The early warning setting module 13 is used for setting the upper limit of the detection temperature of the upper oil temperature measuring module and the lower oil temperature measuring module by the staff, and the warning module 11 is started when the upper limit is exceeded and the cooling condition is not generated after the heat dissipation module 6 is started.
And the preheating setting module 14 is used for setting the initial current flow of the preheating module 1 and timely closing the preheating module 1 after preheating is finished.
According to the invention, by arranging the upper oil temperature measuring module, the lower oil temperature measuring module, the heat dissipation module 6, the data storage module 7, the signal receiving module 8 and the signal transmission module 9, the condition that the transformer is damaged due to internal overheating under suddenly increased power consumption is effectively reduced, the condition that the oil temperature in the oil tank is not easy to pass is ensured, and a worker can check the transmitted data by the user management unit 12, so that the damaged transformer and the oil tank can be conveniently repaired and replaced.
According to the invention, through the arrangement of the alarm module 11 and the signal transmission module 9, workers can adjust the transformer in time manually, the transformer and the oil tank are not easy to burn out due to overheating, and the workers can replace and maintain the transformer with a fault or insufficient capacity after a power consumption peak time period, so that the transformer can be ensured to normally operate, and the power consumption requirements of people in daily life are met.
According to the invention, by arranging the oil level adjusting module, when the upper oil temperature measuring module detects that the temperature of the upper oil is too high, but the lower oil temperature measuring module detects that the temperature of the lower oil is normal, the oil temperature detecting module 2 transmits oil temperature information into the data analyzing module, and at the moment, the data analyzing module starts the oil level adjusting module through the sensor 4 and the power supply module 5, so that the oil level adjusting module mixes and modulates the oil above the oil tank and the oil below the oil tank, the temperature of the oil is quickly reduced, the transformer is prevented from being damaged due to slow cooling of the upper oil, and the service life of the transformer is effectively ensured
The working principle of the invention is as follows: when the upper oil temperature measuring module and the lower oil temperature measuring module detect the oil temperature of the upper part and the lower part of the oil tank, the oil temperature detecting module 2 transmits oil temperature information into the data analyzing module 3, the data analyzing module 3 compares the transmitted data with the data of normal oil temperature, when the oil temperature in the oil tank is higher than the normal temperature, the data analyzing module 3 transmits the information into the sensor 4 and starts the power supply module 5 through the sensor 4, the heat dissipation module 6 is started at the moment so as to refrigerate the oil, after the refrigeration is finished, the oil temperature detecting module 2 detects the oil temperature again, when the oil temperature is recovered to be normal, the data counting module sends the data into the server management platform 10, and when the oil temperature is not recovered, the data analyzing module 3 immediately sends an instruction to the alarm module 11, at this time, the alarm module 11 will send an alarm to the server management platform 10 and send an instruction to the other signal receiving modules 8 on the same circuit through the signal transmission module 9, so that the signal receiving module 8 receiving the instruction starts the preheating module 1 through the server management platform 10.
The points to be finally explained are: although the present invention has been described in detail with reference to the general description and the specific embodiments, on the basis of the present invention, the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a temperature control system of inside fluid of power supply oil-immersed transformer, includes preheating module (1), its characterized in that: the output end of the preheating module (1) is electrically connected with the input end of the oil temperature detection module (2), the output end of the oil temperature detection module (2) is electrically connected with the input end of the data analysis module (3), the output end of the data analysis module (3) is electrically connected with the input end of the sensor (4), the output end of the sensor (4) is electrically connected with the input end of the power supply module (5), the output end of the power supply module (5) is electrically connected with the input end of the heat dissipation module (6), the output end of the heat dissipation module (6) is electrically connected with the input ends of the data storage module (7) and the oil temperature detection module (2) respectively, the output end of the data storage module (7) is electrically connected with the input ends of the signal receiving module (8) and the signal transmission module (9) respectively, the output end of the data analysis module (3) is electrically connected with the input ends of the signal transmission module (9) and the alarm module (11) respectively, the output of alarm module (11), signal transmission module (9) and signal reception module (8) all is connected with the input electricity of server management platform (10), and the output of server management platform (10) is connected with the input electricity of user management unit (12), the output of user management unit (12) sets up module (13) and preheats setting module (14) electricity with the early warning respectively and is connected, the output that the early warning set up module (13) passes through server management platform (10) and is connected with alarm module (11) electricity, the output that preheats setting module (14) passes through server management platform (10) and is connected with the input electricity of preheating module (1).
2. The temperature control system for oil inside a power supply oil-immersed transformer according to claim 1, characterized in that: the oil temperature detection module (2) comprises an upper oil temperature detection module and a lower oil temperature detection module, the upper oil temperature detection module is used for detecting the higher oil temperature of the upper part of the oil tank, and the lower oil temperature detection module is used for detecting the lower oil temperature of the lower part of the oil tank.
3. The temperature control system for oil inside a power supply oil-immersed transformer according to claim 1, characterized in that: the heat dissipation module (6) comprises an oil level adjusting module and a heat dissipation fan, and in the operation process of the oil level adjusting module, oil with lower temperature below the oil tank can be moved to the upper side of the oil tank, so that the mixing of the oil above and the oil below the oil tank is accelerated.
4. The temperature control system for oil inside a power supply oil-immersed transformer according to claim 1, characterized in that: the data storage module (7) comprises a data statistics module, when the temperature in the oil tank is cooled through the oil level adjusting module and the cooling fan, the temperature of the oil is reduced, the reduction time and the data of the oil are counted in the data statistics module, the oil is stored and transmitted to the signal transmission module (9), and meanwhile, the preheating module (1) is started by a transformer on the same line.
5. The temperature control system for oil inside a power supply oil-immersed transformer according to claim 2, characterized in that:
the data analysis module (3) is used for analyzing the temperatures detected by the upper oil temperature measurement module and the lower oil temperature measurement module and transmitting a cooling instruction to the sensor (4);
the signal receiving module (8) is used for receiving signals transmitted by other signal transmission modules (9) on the same line and sending the signals to the server management platform (10);
the early warning setting module (13) is used for setting the upper limit of the temperature detected by the upper oil temperature measuring module and the lower oil temperature measuring module by a worker, and starting the warning module (11) when the upper limit is exceeded and no temperature reduction condition exists after the heat dissipation module (6) is started;
the preheating setting module (14) is used for setting the initial current flow of the preheating module (1) and timely closing the preheating module (1) after preheating is finished.
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CN202010969564.1A CN112071600B (en) | 2020-09-15 | 2020-09-15 | Temperature control system for oil inside power supply oil-immersed transformer |
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CN112071600B true CN112071600B (en) | 2022-03-15 |
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BRPI0700843A (en) * | 2007-03-20 | 2008-11-04 | Santos Eduardo Pedrosa | temperature monitoring system for oil immersed power transformers |
CN203232338U (en) * | 2013-03-13 | 2013-10-09 | 国家电网公司 | Temperature detection, control and alarm system for transformer |
CN107731479A (en) * | 2016-05-12 | 2018-02-23 | 国网江苏省电力公司常州供电公司 | A kind of power transformer is met an urgent need heat sink |
CN106300097B (en) * | 2016-08-09 | 2018-02-02 | 国网河南省电力公司南阳供电公司 | A kind of transformer Cooling oil oil temperature on-line monitoring and examination and repair system |
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