CN104061177A - Generator step-up transformer radiator blower with photovoltaic conversion function - Google Patents

Generator step-up transformer radiator blower with photovoltaic conversion function Download PDF

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Publication number
CN104061177A
CN104061177A CN201410238085.7A CN201410238085A CN104061177A CN 104061177 A CN104061177 A CN 104061177A CN 201410238085 A CN201410238085 A CN 201410238085A CN 104061177 A CN104061177 A CN 104061177A
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CN
China
Prior art keywords
main transformer
radiator fan
energy
transformer
photovoltaic
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Application number
CN201410238085.7A
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Chinese (zh)
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CN104061177B (en
Inventor
林晓铭
李建洋
宋仕江
赖琦
郑孝章
林舒妍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Fujian Electric Power Co Ltd
Nanping Power Supply Co of State Grid Fujian Electric Power Co Ltd
Shaowu Power Supply Co of State Grid Fujian Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Fujian Electric Power Co Ltd
Nanping Power Supply Co of State Grid Fujian Electric Power Co Ltd
Shaowu Power Supply Co of State Grid Fujian Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Fujian Electric Power Co Ltd, Nanping Power Supply Co of State Grid Fujian Electric Power Co Ltd, Shaowu Power Supply Co of State Grid Fujian Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201410238085.7A priority Critical patent/CN104061177B/en
Publication of CN104061177A publication Critical patent/CN104061177A/en
Application granted granted Critical
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Abstract

The invention relates to a generator step-up transformer radiator blower with the photovoltaic conversion function and an application method thereof. The generator step-up transformer radiator blower comprises a generator step-up transformer body and an oil flowing radiator communicated with the generator step-up transformer body, and is characterized in that the generator step-up transformer blower connected with a photovoltaic conversion system is mounted on the oil flowing radiator; the generator step-up transformer blower is connected with a control module; the control module automatically controls the generator step-up transformer blower to start and shut down according to the temperature measured from an online oil temperature thermoscope connected with the generator step-up transformer as well as the preset oil temperature value. The generator step-up transformer radiator blower is reasonable in design, energy-saving and environment-friendly, and can effectively solve the heat dissipation problem of the generator step-up transformer under long time of working.

Description

A kind of main transformer radiator fan with photovoltaic conversion function
Technical field
The present invention relates to a kind of cooling blower device, particularly a kind of main transformer radiator fan with photovoltaic conversion function.
Background technique
Main transformer is in running, due to electromagnetic action, its inner winding can produce amount of heat, need come by transformer oil coolingly, otherwise can cause the serious accident of burning main transformer, for heated transformer oil after cooling main transformer winding, flow to the radiator being installed on outside main transformer, pressure blowing by radiator fan is cooled, and cooled cold transformer oil enters and in main transformer body, main transformer winding carried out coolingly, and so circulation repeatedly.Present widely used traditional main transformer radiator fan, routine work is turned round for a long time, needs to consume a large amount of electric energy.
Summary of the invention
The object of this invention is to provide a kind of main transformer radiator fan with photovoltaic conversion function, this device is reasonable in design, and energy-conserving and environment-protective can effectively solve the heat dissipation problem of main transformer under working long hours.
The oily flow heat dissipation device that the present invention includes main transformer body and be connected with main transformer body, on described oily flow heat dissipation device, the main transformer radiator fan that is connected with photovoltaic converting system is installed, described main transformer radiator fan is connected with control module, the temperature that described control module is tested by the online oil temperature thermoscope being connected on main transformer, and according to predefined oil temperature value, main transformer radiator fan is automatically opened and closed down.
In order to ensure blower fan non-stop run, described photovoltaic converting system comprises solar receiver, photovoltaic converter, energy-storing device, power-supply controller of electric, power-supply controller of electric in described photovoltaic converting system is connected with energy-storing device, described energy-storing device is connected with solar receiver through photovoltaic converter, and described power-supply controller of electric is connected with main transformer radiator fan.
In order to ensure solar energy reception, described solar receiver comprises the turnover solar panel of multi-disc, described every solar panel lower end is placed in rotating shaft and with energy-storing device and is connected, in described energy-storing device, be provided with comparator, described comparator rotates to realize each solar panel according to each solar panel harvest energy size control rotating shaft and reaches ceiling capacity collection capacity, and described power-supply controller of electric is connected with energy-storing device, main transformer radiator fan.
In order effectively to reduce the temperature of main transformer body, in described main transformer body, be filled with transformer oil, described main transformer body top online oil temperature thermoscope is installed, described main transformer body both sides are entered cold oil valve and oily flow heat dissipation device filler opening and oil outlet and are connected by being located at main transformer that the main transformer of main transformer body upper lateral part goes out deep fat valve and be located at main transformer body lower side respectively, are connected with conservator above described main transformer main body.
In order further to ensure blower fan continuous firing to be also connected with standby power supply on described power-supply controller of electric.
Remarkable advantage of the present invention is: according to main transformer operation characteristic, while operation by day, load is large, oil temperature is high, need carry out the more blowing cooling of forcing to the oily stream circulating in main transformer, and to night main transformer operating load low, and surrounding environment temperature is low, main transformer nature good cooling results; Equally overcast and rainy, with respect to daylight daytime, the feature of the operation of main transformer nature good cooling results, by using this clean renewable energy sources of solar energy, the work energy of supply main transformer radiator intelligent frequency-conversion blower fan that can be safe, reliable, long-term, economic, except large at only a few main transformer load, oil temperature is high, and now photovoltaic system is powered again in not enough situation, need to automatically switch and drop into outside ABAP Adapter for subsequent use, the photovoltaic converting system of patent of the present invention can provide sufficient, qualified electric energy to supply with the work of main transformer radiator intelligent frequency-conversion blower fan.Another large advantage of the present invention is can be according to the oil temperature in main transformer, automatically control the rotating speed of radiator fan, so that cooling air quantity and the blast of suitable optimization to be provided, in the time that oil temperature is high, rotating speed is fast, when oil temperature is low, rotating speed is slow, compared with traditional main transformer radiator fan, that patent of the present invention has is safe and reliable, economical and energy saving, long service life, greatly reduce the huge advantage of repair and maintenance work and environmental protection etc., is that main transformer radiator fan is manufactured and an innovation greatly of operation.
Brief description of the drawings
Fig. 1 is the main transformer radiator fan photovoltaic transition electric power system schematic diagram of the embodiment of the present invention.
Fig. 2 is that main transformer winding and the iron core of the embodiment of the present invention is immersed in schematic diagram cooling in transformer oil.
Fig. 3 is the radiator fan of the embodiment of the present invention is forced quenching fundamental diagram to circulation of oil flow system.
Fig. 4 is the front fitting arrangement of the main transformer radiator fan of the embodiment of the present invention.
Fig. 5 is that the control module of the embodiment of the present invention is controlled working principle skeleton diagram automatically.
Fig. 6 is the main connection diagram of control module work of the embodiment of the present invention.
1-main transformer goes out deep fat valve; The import of 2-oil flow heat dissipation device; 3-oil flow heat dissipation device; The outlet of 4-oil flow heat dissipation device; 5-main transformer radiator fan; 6-main transformer enters cold oil valve; The online oil temperature thermoscope of 7-.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
The present invention relates to a kind of main transformer radiator fan with photovoltaic conversion function, the oily flow heat dissipation device that comprises main transformer body and be connected with main transformer body, on described oily flow heat dissipation device, the main transformer radiator fan that is connected with photovoltaic converting system is installed, described main transformer radiator fan is connected with control module, the temperature that described control module is tested by the online oil temperature thermoscope being connected on main transformer, and according to predefined oil temperature value, main transformer radiator fan is automatically opened and closed down.
Described photovoltaic converting system comprises solar receiver, photovoltaic converter, energy-storing device, power-supply controller of electric, power-supply controller of electric in described photovoltaic converting system is connected with energy-storing device, described energy-storing device is connected with solar receiver through photovoltaic converter, described power-supply controller of electric is connected with main transformer radiator fan
Described solar receiver comprises the turnover solar panel of multi-disc, described every solar panel lower end is placed in rotating shaft and with energy-storing device and is connected, in described energy-storing device, be provided with comparator, described comparator rotates to realize each solar panel according to each solar panel harvest energy size control rotating shaft and reaches ceiling capacity collection capacity, described power-supply controller of electric and energy-storing device, main transformer radiator fan is connected, on described power-supply controller of electric, be also connected with standby power supply, described photovoltaic converting system is by receiving solar energy, and carry out photovoltaic and change and power supply control, to offer the sufficient qualified electric energy supply work of main transformer radiator fan, when at night or meet overcast and rainy for a long time, photovoltaic switching energy deficiency, and when the very high this rare situation of main transformer oil temperature, external standby power supply drops into automatically, due to overcast and rainy and night, main transformer ambient temperature reduces, can play the effect of effective cooling main transformer, pressure quenching without radiator fan just can reach cooling effect, therefore the probability of enabling external standby power supply is little.Photovoltaic converting system is electrically connected at main transformer radiator fan.
Described main transformer body top online oil temperature thermoscope is installed, described main transformer body both sides are entered cold oil valve and oily flow heat dissipation device filler opening and oil outlet and are connected by being located at main transformer that the main transformer of main transformer body upper lateral part goes out deep fat valve and be located at main transformer body lower side respectively, are connected with conservator above described main transformer main body.
The present embodiment provides a kind of main transformer radiator fan with photovoltaic conversion function, comprise main transformer, it is characterized in that, winding in described main transformer body is due to electromagnetic action, be in operation and can produce a large amount of heats, need come by transformer oil cooling, otherwise can cause the serious accident of burning main transformer, for heated transformer oil after cooling main transformer winding, flow to the radiator being installed on outside main transformer, pressure blowing by radiator fan is cooled, and cooled cold transformer oil enters and in main transformer body, main transformer winding carried out coolingly, and so circulation repeatedly.
Specific works method is as follows: 1) open main transformer and enter cold oil valve and go out deep fat valve; 2) opening photovoltaic converting system powers to main transformer radiator fan 5; 3) open main transformer radiator fan 5, the transformer oil of the radiator 3 of flowing through is forced to quenching; 4) open control module, oil temperature in the main transformer body of measuring according to online oil temperature thermoscope 7 is automatically controlled the unlatching of main transformer radiator fan 5 and stops, when oil temperature is when closing down settings, control module control main transformer radiator fan 5 is out of service, when oil temperature is higher than opening when settings, control module control main transformer radiator fan 5 is opened; 5), for the main transformer that many group radiator fans 3 are installed, control module can also automatically be controlled respectively the radiator fan group unlatching of different groups and close down according to oil temperature, and controls the operation of radiator fan group for subsequent use; 6) in the time that photovoltaic power supply is not enough, standby power supply drops into automatically, supplies with the working power of main transformer radiator fan 5.
Be noted that the present embodiment, described radiator has N, each radiator is provided with described radiator fan, and radiator fan can be contained in radiator below, also can be in the face of radiator water safety dress, wherein N can be 1, and it can be determined according to the model of main transformer.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.

Claims (5)

1. one kind has the main transformer radiator fan of photovoltaic conversion function, the oily flow heat dissipation device that comprises main transformer body and be connected with main transformer body, it is characterized in that: on described oily flow heat dissipation device, the main transformer radiator fan that is connected with photovoltaic converting system is installed, described main transformer radiator fan is connected with control module, the temperature that described control module is tested by the online oil temperature thermoscope being connected on main transformer, and according to predefined oil temperature, main transformer radiator fan is automatically opened and closed down.
2. a kind of main transformer radiator fan with photovoltaic conversion function according to claim 1, it is characterized in that: described photovoltaic converting system comprises solar receiver, photovoltaic converter, energy-storing device, power-supply controller of electric, power-supply controller of electric in described photovoltaic converting system is connected with energy-storing device, described energy-storing device is connected with solar receiver through photovoltaic converter, and described power-supply controller of electric is connected with main transformer radiator fan.
3. a kind of main transformer radiator fan with photovoltaic conversion function according to claim 2, it is characterized in that: described solar receiver comprises the turnover solar panel of multi-disc, described every solar panel lower end is placed in rotating shaft and with energy-storing device and is connected, in described energy-storing device, be provided with comparator, described comparator rotates to realize each solar panel according to each solar panel harvest energy size control rotating shaft and reaches ceiling capacity collection capacity, and described power-supply controller of electric is connected with energy-storing device, main transformer radiator fan.
4. a kind of main transformer radiator fan with photovoltaic conversion function according to claim 1, it is characterized in that: in described main transformer body, be filled with transformer oil, described main transformer body top online oil temperature thermoscope is installed, described main transformer body both sides are entered cold oil valve and oily flow heat dissipation device filler opening and oil outlet and are connected by being located at main transformer that the main transformer of main transformer body upper lateral part goes out deep fat valve and be located at main transformer body lower side respectively, are connected with conservator above described main transformer main body.
5. according to a kind of main transformer radiator fan with photovoltaic conversion function described in claim 2 or 3, it is characterized in that: on described power-supply controller of electric, be also connected with standby power supply.
CN201410238085.7A 2014-05-30 2014-05-30 A kind of main transformer radiator fan with photovoltaic translation function Active CN104061177B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104485203A (en) * 2015-01-06 2015-04-01 国家电网公司 Main transformer cooling fan having photovoltaic conversion and turbo charger functions and using method
CN104575959A (en) * 2015-01-29 2015-04-29 国家电网公司 Dry type transformer bladeless cooling fan with photovoltaic conversion function and method of dry type transformer bladeless cooling fan

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58225617A (en) * 1982-06-22 1983-12-27 Mitsubishi Electric Corp Transformer cooling apparatus
JPS60224206A (en) * 1984-04-20 1985-11-08 Hitachi Ltd Variable velocity controller for transformer cooler
CN102610368A (en) * 2012-03-02 2012-07-25 江苏中联电气股份有限公司 Solar semiconductor cooling device of explosion-proof transformer
CN203444913U (en) * 2013-09-10 2014-02-19 天津市恒泰变压器制造有限公司 Transformer with good heat dissipation effect
CN103671189A (en) * 2013-09-07 2014-03-26 国家电网公司 Main transformer radiator draught fan with intelligent frequency converter
CN203867940U (en) * 2014-05-30 2014-10-08 国家电网公司 Main transformer heat dissipation device draught fan with photovoltaic conversion function

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58225617A (en) * 1982-06-22 1983-12-27 Mitsubishi Electric Corp Transformer cooling apparatus
JPS60224206A (en) * 1984-04-20 1985-11-08 Hitachi Ltd Variable velocity controller for transformer cooler
CN102610368A (en) * 2012-03-02 2012-07-25 江苏中联电气股份有限公司 Solar semiconductor cooling device of explosion-proof transformer
CN103671189A (en) * 2013-09-07 2014-03-26 国家电网公司 Main transformer radiator draught fan with intelligent frequency converter
CN203444913U (en) * 2013-09-10 2014-02-19 天津市恒泰变压器制造有限公司 Transformer with good heat dissipation effect
CN203867940U (en) * 2014-05-30 2014-10-08 国家电网公司 Main transformer heat dissipation device draught fan with photovoltaic conversion function

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104485203A (en) * 2015-01-06 2015-04-01 国家电网公司 Main transformer cooling fan having photovoltaic conversion and turbo charger functions and using method
CN104575959A (en) * 2015-01-29 2015-04-29 国家电网公司 Dry type transformer bladeless cooling fan with photovoltaic conversion function and method of dry type transformer bladeless cooling fan

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