CN117605343A - Transmission tower structure including electrochemical energy storage device - Google Patents

Transmission tower structure including electrochemical energy storage device Download PDF

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Publication number
CN117605343A
CN117605343A CN202311689514.8A CN202311689514A CN117605343A CN 117605343 A CN117605343 A CN 117605343A CN 202311689514 A CN202311689514 A CN 202311689514A CN 117605343 A CN117605343 A CN 117605343A
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China
Prior art keywords
energy storage
electrochemical energy
storage device
power transmission
frame
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CN202311689514.8A
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Chinese (zh)
Inventor
周威崴
刘大千
鞠凤君
钱宇玥
高杨杨
胡清清
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Shanghai Electric Power Design Institute Co Ltd
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Shanghai Electric Power Design Institute Co Ltd
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Priority to CN202311689514.8A priority Critical patent/CN117605343A/en
Publication of CN117605343A publication Critical patent/CN117605343A/en
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/02—Structures made of specified materials
    • E04H12/08—Structures made of specified materials of metal
    • E04H12/10—Truss-like structures

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Secondary Cells (AREA)

Abstract

The invention discloses a power transmission iron tower structure comprising an electrochemical energy storage device, which comprises an iron tower main body; a plurality of equipment layers are arranged below the multi-circuit power transmission loop close to the upper end of the iron tower main body in the vertical direction within the outline range of the iron tower main body; the power transformation device is arranged on the highest equipment layer, and the electrochemical energy storage devices are arranged on the other equipment layers; cables are respectively arranged on two sides of the iron tower main body, and the power transmission loop is led down from the multi-loop power transmission loop to the power transformation device to serve as a charging and discharging bus; the power transformation device is connected with each electrochemical energy storage device through a cable, and charges each electrochemical energy storage device after processing alternating current in the corresponding power transmission loop, or recharges the electric energy stored in each electrochemical energy storage device back to the power grid when the electric energy output of the corresponding power transmission loop is lower than a preset value. According to the invention, the electrochemical energy storage device is arranged in the hollow interior of the high power transmission tower, so that the land utilization efficiency in the power transmission tower and the electrochemical energy storage engineering is improved, and the land utilization is greatly saved.

Description

Iron tower structure including electrochemical energy storage device
Technical Field
The invention relates to the technical field of power transmission tower construction, in particular to a power transmission tower structure comprising an electrochemical energy storage device.
Background
In the prior art the pylon and electrochemical energy storage device are typically separately located.
The power transmission tower is used as a widely applied power transmission technology and is mainly used for long-distance power transmission.
In practical application, the main defects of the power transmission iron tower are large quantity, wide occupation and no other effect except power transmission.
Electrochemical energy storage devices are emerging in recent years, and lithium batteries are mainly installed in container bodies similar to containers, and large-scale energy storage engineering generally requires a large number of containers for installing lithium batteries, and the lithium batteries occupy large space and are heavy.
The main reason is that: the existing electrochemical energy storage technology application scenario is mainly for peak shaving in cooperation with a power system, so that electrochemical energy storage devices are required to be arranged close to grid nodes, and a large number of electrochemical energy storage devices are arranged around a transformer substation and have the following defects:
1. the occupied area is large, most of transformer substations are located in urban load centers, the land use price is high, but the electrochemical energy storage device has single function, and the cost performance per unit area is low.
2. The load-gathering area is relatively personnel intensive and the electrochemical energy storage device is at risk of burning. Therefore, the electrochemical energy storage device is innovatively combined with the power transmission tower, so that the land can be greatly saved, and the safety is improved.
Meanwhile, with the continuous promotion of urban land, land becomes a scarce resource gradually, and particularly in cities with large population concentration, the problems of overhigh land cost are faced by power transmission towers and electrochemical energy storage which need a large amount of space.
Therefore, how to save land greatly and improve land utilization efficiency in power transmission towers and electrochemical energy storage engineering is a technical problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention provides a power transmission tower structure including an electrochemical energy storage device, and the purpose of implementation is to provide the electrochemical energy storage device in the hollow interior of the high power transmission tower, so as to improve the land utilization efficiency in the power transmission tower and the electrochemical energy storage engineering and greatly save land.
To achieve the above object, the present invention discloses a power pylon structure including an electrochemical energy storage device, comprising a pylon body; and a multi-circuit power transmission loop is arranged at the position of the iron tower main body close to the upper end.
Wherein, a plurality of equipment layers are arranged in the range of the outline of the main body of the iron tower along the vertical direction below the multi-circuit power transmission loop;
the power transformation device is arranged on the highest equipment layer among the equipment layers, and the electrochemical energy storage devices are arranged on the rest equipment layers except the highest equipment layer;
at least one cable is arranged on two sides of the iron tower main body respectively, and at least one power transmission loop is led down from the power transmission loops to the power transformation device to serve as a charging and discharging bus;
the power transformation device is connected with each electrochemical energy storage device below through a cable, and each electrochemical energy storage device is charged after the corresponding alternating current in the power transmission loop is processed, or the electric energy stored in each electrochemical energy storage device is recharged to the power grid when the electric energy output of the corresponding power transmission loop is lower than a preset value.
Preferably, each equipment layer is provided with a frame made of metal rods;
each frame is fixedly connected with the iron tower main body;
each electrochemical energy storage device comprises a plurality of lithium battery units with rectangular shapes;
the inside of each frame of each equipment layer except the highest equipment layer is divided into a plurality of cuboid spaces by adopting metal rods;
each cuboid space is matched with a corresponding lithium battery unit, and the corresponding lithium battery unit is arranged.
More preferably, each frame and the iron tower main body are fixed by bolts or welded;
each lithium battery unit and the metal rod piece forming the corresponding cuboid space are fixed by a buckle or a bolt.
More preferably, each equipment layer of the iron tower main body is provided with a waterproof roof on the corresponding frame; waterproof outer walls are arranged on the outer side and the bottom of each frame.
More preferably, the iron tower main body and each frame are fixed by welding points formed in a welding mode.
Preferably, each equipment layer is communicated with an overhaul crawling ladder on the iron tower main body.
The invention has the beneficial effects that:
according to the invention, the electrochemical energy storage device is arranged in the hollow interior of the high power transmission tower, so that the land utilization efficiency in the power transmission tower and the electrochemical energy storage engineering is improved, the land utilization is greatly saved, and the land utilization cost of the power transmission tower and the electrochemical energy storage is reduced.
The conception, specific structure, and technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present invention.
Drawings
Fig. 1 shows a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic perspective view illustrating a single lithium battery cell according to an embodiment of the present invention.
Fig. 3 is a schematic diagram showing the structure of the front surface of a single lithium battery cell for wiring in an embodiment of the present invention.
Fig. 4 is a schematic diagram showing a side structure of a single lithium battery cell in an embodiment of the present invention.
Fig. 5 shows a schematic top view of a single lithium battery cell according to an embodiment of the present invention.
Fig. 6 is a schematic view showing a structure in which a plurality of lithium batteries are disposed in a frame according to an embodiment of the present invention.
Fig. 7 is a schematic side view of a frame according to an embodiment of the present invention.
Fig. 8 is a schematic structural view of a frame in a top view according to an embodiment of the present invention.
Fig. 9 is a schematic top view of a frame according to an embodiment of the present invention.
Detailed Description
Examples
As shown in fig. 1 to 9, a pylon structure comprising an electrochemical energy storage device comprises a pylon body 1; the position of the iron tower main body 1 close to the upper end is provided with a multi-circuit power transmission loop.
Wherein, a plurality of equipment layers are arranged in the vertical direction within the outline range of the iron tower main body 1 below the multi-circuit power transmission loop;
among the plurality of equipment layers, the highest equipment layer is provided with a power transformation device 2, and the rest equipment layers except the highest equipment layer are provided with electrochemical energy storage devices 4;
at least one cable 3 is arranged on two sides of the iron tower main body 1 respectively, and at least one power transmission loop is led down from the multi-loop power transmission loop to the power transformation device 2 to serve as a charging and discharging bus;
the power transformation device 2 is connected with each electrochemical energy storage device 4 below through a cable, and charges each electrochemical energy storage device 4 after processing alternating current in a corresponding power transmission loop, or recharges the electric energy stored in each electrochemical energy storage device 4 back to the power grid when the electric energy output of the corresponding power transmission loop is lower than a preset value.
The invention utilizes the hollow interior of the iron tower main body 1 to arrange the electrochemical energy storage device, is suitable for various scenes of energy storage at a power supply side, a power grid side and a load side, can obviously reduce line loss because the electrochemical energy storage device can be fully arranged at line nodes of the power grid, saves the occupied area required by the energy storage device and improves the safety.
In some embodiments, each equipment layer is provided with a frame 6 made of metal bars;
each frame 6 is fixedly connected with the iron tower main body 1;
each electrochemical energy storage device 4 comprises a plurality of lithium battery cells 5 which are rectangular in shape;
the inside of each frame 6 of each equipment layer except the highest equipment layer is divided into a plurality of cuboid spaces by adopting metal rods;
each rectangular parallelepiped space is matched with a corresponding lithium battery cell 5, and a corresponding lithium battery cell 5 is provided.
In some embodiments, each frame 6 is fixed with the iron tower main body 1 by bolts or welding;
each lithium battery unit 5 is fixed with a metal rod member forming a corresponding cuboid space by a buckle or a bolt.
In some embodiments, each equipment layer of the pylon body 1 is provided with a waterproof roof on the respective frame 6; the outer side and the bottom of each frame 6 are provided with waterproof outer walls.
In some embodiments, the pylon body 1 and each frame 6 are secured by welding to form welds 7.
In some embodiments, each equipment level is in communication with an access ladder on the pylon body 1.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims (6)

1.包括电化学储能装置的输电铁塔结构，包括铁塔主体(1)；所述铁塔主体(1)靠近上端的位置设有多回输电回路；其特征在于，在多回所述输电回路的下方，所述铁塔主体(1)外轮廓范围内沿竖直方向设有多个设备层；1. A transmission tower structure including an electrochemical energy storage device, including a tower body (1); the tower body (1) is provided with multiple power transmission loops near the upper end; characterized in that, in the multiple power transmission loops Below, there are multiple equipment layers along the vertical direction within the outer contour of the tower body (1); 在多个所述设备层中，最高处的所述设备层设有变电装置(2)，除最高处的所述设备层外，其余所述设备层均设有电化学储能装置(4)；Among the plurality of equipment layers, the highest equipment layer is provided with a transformer device (2). Except for the highest equipment layer, the other equipment layers are all equipped with electrochemical energy storage devices (4 ); 所述铁塔主体(1)两侧分别设有最少一条电缆(3)，从多回所述输电回路引下最少一个所述输电回路至所述变电装置(2)作为充放电母线；At least one cable (3) is provided on both sides of the main body of the tower (1), and at least one of the transmission circuits is led from the multiple transmission circuits to the transformer device (2) as a charge and discharge bus; 所述变电装置(2)通过线缆与下方每一所述电化学储能装置(4)连接，将相应的所述输电回路中的交流电进行处理后对每一所述电化学储能装置(4)进行充电，或者在相应的所述输电回路的电能输出低于预设值时，将每一所述电化学储能装置(4)中存储的电能回充回电网。The transformer device (2) is connected to each of the electrochemical energy storage devices (4) below through a cable, and processes the alternating current in the corresponding transmission circuit to each of the electrochemical energy storage devices. (4) Charge, or recharge the electric energy stored in each electrochemical energy storage device (4) back to the grid when the electric energy output of the corresponding transmission circuit is lower than the preset value. 2.根据权利要求1所述的包括电化学储能装置的输电铁塔结构，其特征在于，每一所述设备层均设有采用金属杆件制成的框架(6)；2. The transmission tower structure including an electrochemical energy storage device according to claim 1, characterized in that each equipment layer is provided with a frame (6) made of metal rods; 每一所述框架(6)均与所述铁塔主体(1)固定连接；Each frame (6) is fixedly connected to the tower body (1); 每一所述电化学储能装置(4)均包括多个外形呈长方体的锂电池单元(5)；Each of the electrochemical energy storage devices (4) includes a plurality of lithium battery units (5) in the shape of a rectangular parallelepiped; 设置在除最高处的所述设备层外的每一所述设备层的每一所述框架(6)内部均采用金属杆件分隔呈多个长方体空间；The interior of each frame (6) of each equipment layer except the highest equipment layer is divided into multiple rectangular parallelepiped spaces using metal rods; 每一所述长方体空间均与相应的所述锂电池单元(5)相匹配，并设置相应的所述锂电池单元(5)。Each cuboid space is matched with the corresponding lithium battery unit (5), and the corresponding lithium battery unit (5) is provided. 3.根据权利要求2所述的包括电化学储能装置的输电铁塔结构，其特征在于，每一所述框架(6)与所述铁塔主体(1)之间均采用螺栓固定或者焊接固定；3. The transmission tower structure including an electrochemical energy storage device according to claim 2, characterized in that each frame (6) and the tower body (1) are fixed by bolts or welding; 每一所述锂电池单元(5)与形成相应的所述长方体空间的金属杆件之间均采用卡扣固定或者螺栓固定。Each lithium battery unit (5) and the metal rod forming the corresponding cuboid space are fixed by buckles or bolts. 4.根据权利要求2所述的包括电化学储能装置的输电铁塔结构，其特征在于，所述铁塔主体(1)的每一所述设备层，在相应的所述框架(6)上均设有防水屋顶；每一所述框架(6)外侧和底部均设有防水外壁。4. The transmission tower structure including an electrochemical energy storage device according to claim 2, characterized in that each equipment layer of the tower body (1) is located on the corresponding frame (6). A waterproof roof is provided; each frame (6) is provided with a waterproof outer wall on the outside and bottom. 5.根据权利要求2所述的包括电化学储能装置的输电铁塔结构，其特征在于，所述铁塔主体(1)与每一所述框架(6)均通过焊接方式形成焊接点(7)固定。5. The transmission tower structure including an electrochemical energy storage device according to claim 2, characterized in that the tower body (1) and each of the frames (6) form welding points (7) by welding. fixed. 6.根据权利要求1所述的包括电化学储能装置的输电铁塔结构，其特征在于，每一所述设备层均与所述铁塔主体(1)上的检修爬梯连通。6. The transmission tower structure including an electrochemical energy storage device according to claim 1, characterized in that each equipment layer is connected to the maintenance ladder on the main body of the tower (1).
CN202311689514.8A 2023-12-11 2023-12-11 Transmission tower structure including electrochemical energy storage device Pending CN117605343A (en)

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000013938A (en) * 1998-06-29 2000-01-14 Nissin Electric Co Ltd Distribution substation
JP2005045888A (en) * 2003-07-25 2005-02-17 Toshiba Corp Power distribution tower
DE102009057368A1 (en) * 2009-12-08 2011-06-09 Li-Tec Battery Gmbh Electrochemical energy storage and arrangement of a plurality of such electrochemical energy storage
CN102158133A (en) * 2011-05-25 2011-08-17 宁波市镇海华泰电器厂 Solar power generating and combining device of iron tower for power transmission
CN209880710U (en) * 2019-07-16 2019-12-31 深圳市誉娇诚科技有限公司 Rack-type energy storage battery module convenient to install
CN112136226A (en) * 2018-04-27 2020-12-25 巴斯夫欧洲公司 Electrochemical energy accumulator
CN218977090U (en) * 2022-10-25 2023-05-05 深圳悠典能源科技有限公司 Bearing energy storage system support structure capable of being stacked and placed
CN219246821U (en) * 2023-02-24 2023-06-23 上海玫克生储能科技有限公司 Battery module, battery cluster and energy storage system
CN219979681U (en) * 2023-09-12 2023-11-07 湖南西来客储能装置管理系统有限公司 A lithium-ion battery energy storage cabinet that prevents thermal runaway

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000013938A (en) * 1998-06-29 2000-01-14 Nissin Electric Co Ltd Distribution substation
JP2005045888A (en) * 2003-07-25 2005-02-17 Toshiba Corp Power distribution tower
DE102009057368A1 (en) * 2009-12-08 2011-06-09 Li-Tec Battery Gmbh Electrochemical energy storage and arrangement of a plurality of such electrochemical energy storage
CN102158133A (en) * 2011-05-25 2011-08-17 宁波市镇海华泰电器厂 Solar power generating and combining device of iron tower for power transmission
CN112136226A (en) * 2018-04-27 2020-12-25 巴斯夫欧洲公司 Electrochemical energy accumulator
CN209880710U (en) * 2019-07-16 2019-12-31 深圳市誉娇诚科技有限公司 Rack-type energy storage battery module convenient to install
CN218977090U (en) * 2022-10-25 2023-05-05 深圳悠典能源科技有限公司 Bearing energy storage system support structure capable of being stacked and placed
CN219246821U (en) * 2023-02-24 2023-06-23 上海玫克生储能科技有限公司 Battery module, battery cluster and energy storage system
CN219979681U (en) * 2023-09-12 2023-11-07 湖南西来客储能装置管理系统有限公司 A lithium-ion battery energy storage cabinet that prevents thermal runaway

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