CN215221741U - Comprehensive energy system for transformer substation - Google Patents
Comprehensive energy system for transformer substation Download PDFInfo
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- CN215221741U CN215221741U CN202120789932.4U CN202120789932U CN215221741U CN 215221741 U CN215221741 U CN 215221741U CN 202120789932 U CN202120789932 U CN 202120789932U CN 215221741 U CN215221741 U CN 215221741U
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- 238000010248 power generation Methods 0.000 claims abstract description 63
- 230000017525 heat dissipation Effects 0.000 claims abstract description 20
- 238000004146 energy storage Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 238000001816 cooling Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 5
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 239000005416 organic matter Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Abstract
The utility model discloses a comprehensive energy system for transformer substation. The transformer heat dissipation module is installed on the transformer, the transformer heat dissipation module, the heat exchange module and the heat power generation module are connected in sequence, the other end of the heat power generation module is connected with a station power utilization bus, and the renewable energy power generation module, the energy storage module and the station power utilization security load module are connected to the station power utilization bus respectively. The utility model discloses use renewable energy power generation module to supply power to transformer substation security loads, the heat that produces in the transformer work of thermal power generation module utilization transformer substation provides heat energy for the electricity generation of double-cycle generator unit, and reducible transformer substation security loads power consumption has improved the utilization ratio of resource to the consumption of primary energy, reduces wasting of resources and environmental pollution.
Description
Technical Field
The utility model belongs to the technical field of the distributed energy is used, concretely relates to comprehensive energy system for transformer substation for the station power consumption power supply of transformer substation.
Background
The existing large-scale transformer substation generally adopts a diesel generator as an emergency power supply of station power safety loads, enough diesel needs to be provided as an energy guarantee of the diesel generator, however, in remote plateau areas and island areas in China, the geographical position of the transformer substation is far away from cities, the source of the diesel is difficult to guarantee, and once the diesel cannot be supplied in time, the station power safety of the transformer substation is seriously endangered. Meanwhile, in the plateau areas and the island areas, the number of people is very rare, the ecological system is weak, and the use of the diesel generator is easy to cause irreversible ecological disasters to the local ecological system which is weak. In addition, in a large-scale transformer substation, the transformer for the substation and the main transformer need to be cooled, and the replaced residual heat after cooling is not fully utilized.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned background art existence, provide a comprehensive energy system for transformer substation, can ensure the station power consumption security personnel load demand of the transformer substation in outlying plateau and outlying island area to can improve the utilization ratio of the primary energy, reduce environmental pollution, protect ecological environment.
The utility model adopts the technical proposal that: the utility model provides a comprehensive energy system for transformer substation, includes transformer heat dissipation module, heat exchange module, thermal power generation module, renewable energy power generation module, energy storage module and station power consumption security load module, transformer heat dissipation module installs on the transformer, transformer heat dissipation module, heat exchange module, thermal power generation module connect gradually, and the thermal power generation module other end links to each other with station power consumption generating line, renewable energy power generation module, energy storage module, station power consumption security load module are connected to station power consumption generating line respectively.
Further, still include the water storage tank, the water storage tank passes through water pump and water pipe and links to each other with transformer heat dissipation module.
Further, the transformer heat dissipation module comprises a transformer substation main transformer radiator and a station transformer radiator, the transformer substation main transformer radiator is installed on the main transformer, and the station transformer radiator is installed on the in-station transformer.
Further, the heat exchange module is a heat exchanger.
Further, the thermal power generation module is a dual cycle generator set.
Further, the renewable energy power generation module comprises a photovoltaic generator set and a wind generator set, and the photovoltaic generator set and the wind generator set are arranged on the roof of a room of a transformer substation or in the air space of the transformer substation.
Furthermore, the station electric safety load module comprises any one or more of a transformer strong oil wind/water cooling device, a movement device, a microcomputer monitoring system, a microcomputer protection device, a detection device power supply and a fire pump.
The utility model has the advantages that: the renewable energy power generation module is used for supplying power to the security load of the transformer substation, the thermal power generation module provides heat energy for the power generation of the double-cycle generator set by utilizing heat generated in the working process of the transformer substation, the consumption of the security load power consumption of the transformer substation on primary energy can be reduced, the utilization rate of resources is improved, and the resource waste and the environmental pollution are reduced.
Drawings
Fig. 1 is a schematic diagram of the present invention.
In the figure: 1-transformer heat dissipation module; 2-a heat exchange module; 3-a thermal power generation module; 4-a renewable energy power generation module; 5-an energy storage module; 6-station electric safety load module; and 7-a water storage tank.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Furthermore, the technical features mentioned in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, the utility model provides an integrated energy system for transformer substation, include:
the transformer heat dissipation module 1 comprises a main transformer radiator and a station transformer radiator, wherein the main transformer radiator is arranged on a main transformer and is used for collecting heat energy generated when the main transformer works so as to keep the main transformer at a normal working temperature; the transformer radiator for the station is arranged on the transformer in the station and used for collecting heat energy generated when the transformer in the station works so as to keep the transformer in the station at a normal working temperature. The transformer heat dissipation module is conventional equipment, such as 0DFPS-50Hz-500 MVA.
The heat exchange module 2 is a heat exchanger, the heat exchange module 2 is connected with the transformer heat dissipation module 1, and the hot water generated by the transformer heat dissipation module 1 is utilized to heat the liquid organic matters in the organic matter pipeline in the heat exchange module 2 into organic matter steam. The heat exchanger is conventional equipment such as may be employed in the model number M5-15.
The thermal power generation module 3 is a double-cycle generator set, the thermal power generation module 3 is connected with the heat exchange module 2, and the thermal power generation module 3 is used for pushing the thermal power generation module 3 to generate power by utilizing organic steam generated by the heat exchange module 2. The two-cycle generator set is conventional and may be of the type YT-320S-500kW, for example.
The renewable energy power generation module 4 comprises a photovoltaic power generation unit and a wind power generation unit, wherein the photovoltaic power generation unit comprises a photovoltaic power generation unit and a photovoltaic grid-connected inverter, the equipment is conventional equipment, and the adopted models can be XKD-300W1640 x 990 single crystal, 24V48V96V to 220V 300W inverter respectively; the wind generating set comprises a wind driven generator and a wind power grid-connected inverter, the equipment is conventional equipment, and the adopted types can be NE-10k inverters and DMSX-100KW inverters respectively.
The energy storage module 5 is used for charging when the total power generation capacity of the thermal power generation module 3 and the renewable energy power generation module 4 is larger than a station power utilization security load, and storing surplus electric quantity of the thermal power generation module 3 and the renewable energy power generation module 4; when the total power generation capacity of the thermal power generation module 3 and the renewable energy power generation module 4 is smaller than the station power security load, the energy storage module 5 discharges to meet the power utilization requirement of the substation.
Station electric security load module 6: the station electric security load module 6 does not include all station electric loads of the transformer substation, but includes all station I-type loads, such as a transformer strong oil wind (water) cooling device, a movement device, a microcomputer monitoring system, a microcomputer protection device, a detection device, a power supply, a fire pump and the like, which are all conventional electric equipment.
And the water storage tank 7 is connected with the transformer heat dissipation module through a water pump and a water pipe, and is particularly connected between the transformer heat dissipation module and the heat exchange module. A water filtering device is arranged between the water storage tank and the water pipe and used for filtering impurities in water, slowing down the formation of scale in the water pipe and improving the heat transfer efficiency of the water pipe.
The transformer heat dissipation module 1 collects heat generated during the operation of the transformer.
The heat exchange module 2 and the thermal power generation module 3 are used for collecting heat dissipated by the transformer during working by the heat exchange module 2, and the collected heat is supplied to the thermal power generation module 3 for power generation, so that electric energy can be provided for power utilization equipment of the transformer substation, the power utilization load of the transformer substation is reduced, the power utilization reliability of the transformer substation is enhanced, the energy utilization efficiency of the transformer substation is improved, the resource waste is reduced, and the power utilization cost in the operation process of the transformer substation is reduced.
The renewable energy power generation module 4 utilizes wind energy and illumination power generation in nature to provide electric energy for station power utilization of the transformer substation, so that the station power utilization security load of the transformer substation is met, the consumption of renewable energy is improved, and the purposes of energy conservation and emission reduction are achieved.
The energy storage module 5 is used for storing the surplus electric quantity of the thermal power generation module 3 and the renewable energy power generation module 4 by charging the energy storage module 5 when the power generation capacity of the thermal power generation module 3 and the renewable energy power generation module 4 is larger than the station power utilization security load; when the power generation capacity of the thermal power generation module 3 and the renewable energy power generation module 4 is smaller than the station power utilization security load, the energy storage module 5 discharges, the substation power utilization security load requirement is met, the transformer substation load has good peak clipping and valley filling effects, and the power supply reliability of the substation power utilization is enhanced.
The double-circulation generator set takes low-boiling-point organic matters as working media, so that the working media exchange heat with a main transformer and station variable water cooling system in a heat exchange system and are converted into organic steam, and then a steam turbine of the double-circulation generator set is pushed to rotate to drive the double-circulation generator set to generate electricity.
The heat exchange module 2 is used for transferring the cooled organic matters in the organic matter pipeline to the organic matters with lower temperature in the transformer radiating module 1, so that the secondary utilization of the heat in the transformer radiating module 1 is realized, the heat carried in the transformer radiating module 1 can be effectively utilized for heating the organic matters of the thermal power generation module while the transformer radiating module 1 is used for radiating the transformer, the energy utilization efficiency of the transformer substation is improved, the energy waste is reduced, and the electricity utilization cost of the substation in the operation process of the transformer substation is reduced.
The renewable energy generation module 4 may be disposed on the roof of a room of a substation or on the open space within a substation. Photovoltaic module and wind power generator unit are installed through the room roof at the transformer substation or the in-station space ground of transformer substation, both effectual in-station idle land resource of having utilized the transformer substation, also improved the consumption of the renewable energy of transformer substation place simultaneously, reduced the carbon and arranged. The photovoltaic generator and the wind generating set convert wind energy and illumination in nature into electric energy, and the converter converts direct current generated by the photovoltaic generator and the wind generating set into alternating current.
The energy storage module 5 comprises a body of an energy storage Battery, a Power Conversion System (PCS) and a Battery Management System (BMS). The energy storage body is used for realizing mutual conversion of electric energy and chemical energy, the peak-valley difference of power utilization of the substation is adjusted through charging and discharging, energy management is carried out on charging and discharging of energy storage through a battery management system, and the energy storage converter meets the requirements of peak clipping and valley filling of the system through controlling charging and discharging of the energy storage body.
The thermal power generation module 3, the renewable energy power generation module 4 and the energy storage module 5 supply power to the safety load for the substation. The transformer substation is supplied with power by the aid of the thermal power generation module 3 and the renewable energy power generation module 4, power consumption requirements of power utilization of the transformer substation can be met, a power grid is not needed for supplying power to the transformer substation, operation cost of the transformer substation is reduced, consumption of traditional energy in the power grid is reduced, accordingly, emission of pollutants such as carbon dioxide, nitride, sulfur dioxide and PM particles is effectively reduced, and powerful support is provided for development of energy conservation and emission reduction careers.
Meanwhile, the thermal generator set, the wind generator set, the photovoltaic generator set and the stored energy are adopted to supply power to the safety loads for the substation power utilization, so that production delay caused by insufficient power utilization of the substation can be avoided, and the power supply reliability of the substation power utilization is ensured.
Preferably, a fan-type heat sink is disposed between the hot water pipe and the organic matter pipe of the heat exchange module 2, and is used for cooling hot water in the hot water pipe and heating organic matter in the organic matter pipe. When the transformer of the transformer substation works, the heat energy of the cooling water of the transformer substation is converted into hot air by using the water-cooled radiator, so that the cooling water of the transformer can be cooled, the cooling load of the transformer is effectively reduced, and the purposes of energy conservation and emission reduction are realized in the cooling process of the transformer.
The main transformer in the transformer substation is mainly used for a main step-down transformer of power transmission and transformation, is a core part of the transformer substation and consists of a transformer body, an oil tank, a tank cover, a protection device, a cooling system, an outlet sleeve and transformer oil. The station power transformer of the transformer substation is a power transformer for the transformer substation, and directly gets electricity from a bus, the secondary side of the transformer substation is generally provided with one to two groups of windings which are mainly used for illumination or control protection, and the station power transformer provides electricity for life and production in the transformer substation, provides alternating current for equipment in the transformer substation and charges a direct current system.
Preferably, heat conducting adhesive layers are arranged on the surfaces of the heat radiating water pipelines and the organic matter pipelines of the transformer heat radiating module 1 and the heat exchange module 2. Because transformer heat dissipation module 1 and heat exchange module 2 need go on through heat-conduction, according to the heat transfer principle, hot-conductive heat conduction effect is decided by the thermal area, the coefficient of heat conductivity and the temperature difference of heat conduction material, and wherein the selection of heat conduction material influences the heat conduction effect very much, consequently, is equipped with the heat-conducting glue film and is favorable to heat-conduction on heat dissipation module 1 and heat exchange module 2's heat dissipation water pipeline and organic matter pipeline's pipeline surface.
It should be noted that the above embodiments are only preferred embodiments of the present invention and the technical principles applied, and any changes or substitutions which can be easily conceived by those skilled in the art within the technical scope of the present invention are covered by the protection scope of the present invention. The above-described structure and connection of the modules of the present invention are well known to those skilled in the art.
The present invention has been described above with reference to specific embodiments, but the present invention is not limited to these specific embodiments. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (7)
1. An integrated energy system for a substation, characterized in that: including transformer radiating module (1), heat exchange module (2), thermal power generation module (3), renewable energy power generation module (4), energy storage module (5) and station power consumption security load module (6), transformer radiating module (1) is installed on the transformer, transformer radiating module (1), heat exchange module (2), thermal power generation module (3) connect gradually, and thermal power generation module (3) output links to each other with station power consumption generating line, renewable energy power generation module (4), energy storage module (5), station power consumption security load module (6) are connected to station power consumption generating line respectively.
2. The integrated energy system for substations of claim 1, characterized in that: still include water storage tank (7), water storage tank (7) are passed through water pump and water pipe and are linked to each other with transformer heat dissipation module (1).
3. The integrated energy system for substations of claim 1, characterized in that: the transformer heat dissipation module (1) comprises a main transformer radiator and a station transformer radiator, wherein the main transformer radiator is installed on a main transformer, and the station transformer radiator is installed on an in-station transformer.
4. The integrated energy system for substations of claim 1, characterized in that: the heat exchange module (2) is a heat exchanger.
5. The integrated energy system for substations of claim 1, characterized in that: the thermal power generation module (3) is a double-circulation generator set.
6. The integrated energy system for substations of claim 1, characterized in that: the renewable energy power generation module (4) comprises a photovoltaic power generation unit and a wind power generation unit, and the photovoltaic power generation unit and the wind power generation unit are arranged on the roof of a room of a transformer substation or in the air space of the transformer substation.
7. The integrated energy system for substations of claim 1, characterized in that: the station electric safety load module (6) comprises any one or more of a transformer strong oil wind/water cooling device, a movement device, a microcomputer monitoring system, a microcomputer protection device, a detection device power supply and a fire pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120789932.4U CN215221741U (en) | 2021-04-16 | 2021-04-16 | Comprehensive energy system for transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120789932.4U CN215221741U (en) | 2021-04-16 | 2021-04-16 | Comprehensive energy system for transformer substation |
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| Publication Number | Publication Date |
|---|---|
| CN215221741U true CN215221741U (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120789932.4U Active CN215221741U (en) | 2021-04-16 | 2021-04-16 | Comprehensive energy system for transformer substation |
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| Country | Link |
|---|---|
| CN (1) | CN215221741U (en) |
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2021
- 2021-04-16 CN CN202120789932.4U patent/CN215221741U/en active Active
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Address after: 430040 1 new bridge four, Jin Yin Hu Street, Dongxihu District, Wuhan, Hubei Patentee after: Hubei Electric Power Planning, Design and Research Institute Co.,Ltd. Address before: 430040 1 new bridge four, Jin Yin Hu Street, Dongxihu District, Wuhan, Hubei Patentee before: POWERCHINA HUBEI ELECTRIC ENGINEERING Corp.,Ltd. |