CN114818209A - Tubular bus arrangement method and system - Google Patents
Tubular bus arrangement method and system Download PDFInfo
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- CN114818209A CN114818209A CN202210289623.XA CN202210289623A CN114818209A CN 114818209 A CN114818209 A CN 114818209A CN 202210289623 A CN202210289623 A CN 202210289623A CN 114818209 A CN114818209 A CN 114818209A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/18—Network design, e.g. design based on topological or interconnect aspects of utility systems, piping, heating ventilation air conditioning [HVAC] or cabling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
- H02G5/061—Tubular casings
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/14—Pipes
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Abstract
The invention provides a tubular busbar arrangement method and a tubular busbar arrangement system, which belong to the technical field of power plant design and aim at the problem that the actual length of the existing manually arranged tubular busbar is difficult to predict; the method has the characteristics of large degree of fit with reality, and maximum reflection of the mutual relation and spatial distance of engineering objects, three-dimensional presentation equipment, pipelines, civil engineering and the like; the technical effect of thoroughly solving the problems of design error and deviation from the actual old problem is achieved.
Description
Technical Field
The invention relates to the technical field of power plant design, in particular to a tubular bus arranging method and a tubular bus arranging system.
Background
The process of electric energy generation in the thermal power plant is that the boiler heats the treated water into high-temperature high-pressure steam by utilizing the heat energy released by fuel combustion, the steam enters a steam turbine to generate mechanical energy, the steam turbine drags a generator, the mechanical energy is converted into electric energy by the generator, and the electric energy is transmitted to a main transformer through a tubular bus. The main transformer is a main step-down transformer mainly used for power transmission and transformation in a unit or a transformer substation, and both the main transformer and the generator belong to core equipment of a thermal power plant. The tubular bus bar is one of the key devices in the electric power transmission and transformation system, and plays an important role in the safe and reliable operation of the electric power transmission and transformation system and the electric power device. The conductor is mainly applied to conductor connection between a power transmission lead of a power grid and a transformer of a transformer substation, jumper wires in a power transmission line, a connecting conductor in power equipment and a high-current direct-current ice melting device in electric power construction engineering in China as an overcurrent conductor, and is a brand new conductor for replacing a traditional rectangular, groove-shaped and bar-shaped bus and a flexible lead. Tubular bus bar needs to use mounting structure when using with its fixed mounting, but present tubular bus bar is when being connected with external cubical switchboard, all adopts the constitution of sealing washer and electric sticky tape to protect and fix usually.
In the design link of a power plant, the length of a 12kV all-insulated copper pipe type bus line between a generator and a main transformer needs to be manually measured, and then distance data measured manually on site are fed back to a manufacturing factory of the pipe type bus line for processing and manufacturing; however, the full-insulation copper pipe type bus line cannot have breakpoints in the whole process and has a plurality of positions needing to be penetrated through a wall, so that great difficulty is brought to manual statistics work.
Therefore, a method for arranging the tubular busbar safely and efficiently is needed.
Disclosure of Invention
The invention aims to provide a tubular bus arranging method and a tubular bus arranging system, and the technical effect of improving the bus arranging efficiency is achieved.
A tubular busbar arrangement method includes the steps of,
arranging a plurality of tubular busbars on a generator;
the method comprises the following steps of (1) displaying a high-voltage cabinet room, a high-voltage cabinet, a zero-loss current limiting device room, a zero-loss current limiting device, a main transformer room, a main transformer, a generator room and a generator with a tubular bus on PDMS in a full proportion;
setting the direction from a tubular bus self-generator to a high-voltage cabinet, and connecting the generator with the high-voltage cabinet through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet;
determining a wall penetrating position of a tubular bus on a shared wall between a high-voltage cabinet room and a zero-loss current limiting device room, setting the direction of the tubular bus from the high-voltage cabinet to the zero-loss current limiting device, and connecting the high-voltage cabinet with the zero-loss current limiting device through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet;
determining a wall penetrating position of a tubular bus on a shared wall between a zero-loss current limiting device room and a main transformer room, setting the direction from the zero-loss current limiting device to the main transformer of the tubular bus, and connecting the self-zero-loss current limiting device of the tubular bus with the main transformer through the tubular bus; determining the length of a tubular bus between the zero-loss current limiting device and the main transformer;
and arranging the tubular buses according to the direction from the tubular bus to the high-voltage cabinet from the generator, the direction from the tubular bus to the zero-loss current limiting device from the high-voltage cabinet and the direction from the zero-loss current limiting device to the main transformer as well as the length of the tubular buses between the generator and the high-voltage cabinet, the length of the tubular buses between the generator and the high-voltage cabinet and the length of the tubular buses between the zero-loss current limiting device and the main transformer.
Further, preferably, when the tubular busbar is arranged from the high-voltage cabinet to the zero-loss current limiting device and the high-voltage cabinet is connected with the zero-loss current limiting device through the tubular busbar, the high-voltage cabinet further comprises a support and hanger frame provided with the tubular busbar.
Further, preferably, the support and hanger comprises a GIS underframe and a pre-buried foundation channel steel; and the GIS underframe is welded with the basic channel steel.
Further, preferably, the embedded channel steel is reliably connected with a main grounding grid, the main grounding grid is composed of a grounding wire, and the grounding wire is a hot-galvanized flat steel piece.
Preferably, the GIS underframe is reliably connected with the grounding wire of the main grounding grid, and the number of the connecting points of the GIS underframe and the grounding wire is more than or equal to 4.
Further, preferably, the number of the tubular busbars to which the generator is connected is 3.
Further, preferably, the diameter of the expansion joint adapted to the tubular busbar is more than or equal to 1.2 times of the diameter of the tubular busbar.
The invention also protects a tubular busbar placement system comprising,
a tubular bus bar setting unit for arranging a plurality of tubular bus bars on the generator; displaying a high-voltage cabinet room, a high-voltage cabinet, a zero-loss current limiting device room, a zero-loss current limiting device, a main transformer room, a main transformer, a generator room and a generator with a tubular bus on PDMS in a full proportion;
the device comprises a tubular bus direction setting unit, a control unit and a control unit, wherein the tubular bus direction setting unit is used for setting the direction from a tubular bus self-generator to a high-voltage cabinet and connecting the generator with the high-voltage cabinet through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet; determining a wall penetrating position of a tubular bus on a shared wall between a high-voltage cabinet room and a zero-loss current limiting device room, setting the direction of the tubular bus from the high-voltage cabinet to the zero-loss current limiting device, and connecting the high-voltage cabinet with the zero-loss current limiting device through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet; determining a wall penetrating position of a tubular bus on a shared wall between a zero-loss current limiting device room and a main transformer room, setting the direction from the zero-loss current limiting device to the main transformer of the tubular bus, and connecting the self-zero-loss current limiting device of the tubular bus with the main transformer through the tubular bus; determining the length of a tubular bus between the zero-loss current limiting device and the main transformer;
and the arrangement unit is used for arranging the tubular bus according to the direction from the tubular bus to the high-voltage cabinet from the generator, the direction from the high-voltage cabinet to the zero-loss current limiting device from the tubular bus, the direction from the zero-loss current limiting device to the main transformer from the tubular bus, the length of the tubular bus between the generator and the high-voltage cabinet and the length of the tubular bus between the zero-loss current limiting device and the main transformer.
Further, preferably, the number of the tubular busbars to which the generator is connected is 3.
Further, preferably, the diameter of the expansion joint adapted to the tubular busbar is more than or equal to 1.2 times of the diameter of the tubular busbar.
As described above, according to the tubular busbar arrangement method and system provided by the invention, aiming at the problem that the actual length of the existing manually arranged tubular busbar is difficult to predict, the tubular busbar is arranged by using the PDMS platform, and the wall penetrating position and the support and hanger arrangement position of the tubular busbar are accurately preset, so that the accurate prediction of the length of the tubular busbar is realized; the method has the characteristics of large degree of fit with reality, and maximum reflection of the mutual relation and spatial distance of engineering objects, three-dimensional presentation equipment, pipelines, civil engineering and the like; the technical effect of thoroughly solving the problems of design error and deviation from the actual old problem is achieved.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:
fig. 1 is a schematic arrangement diagram of a tubular busbar according to an embodiment of the present invention;
fig. 2 is a view showing a layout scenario of the tubular bus bar according to an embodiment of the present invention;
wherein the content of the first and second substances,
1. a first tubular bus; 2. a tubular bus II; 3. a tubular busbar III; 4. a first high-voltage cabinet; 5. a second high-voltage cabinet; 6. a third high-voltage cabinet; 7. a fourth high-voltage cabinet; 8. a fifth high-voltage cabinet; 9. a zero-loss current limiting device I; 10. a zero-loss current limiting device II; 11. a zero-loss current limiting device III; 12. a main transformer.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.
It is to be understood that the terms "horizontal," "vertical," "upper," "lower," "top," "middle," "length," "inner," "bottom," and the like are used merely for convenience in describing the invention and to simplify the description, and do not indicate or imply that the components or elements so referred to must be in a particular orientation, constructed and operated in a particular orientation, and thus are not to be considered limiting of the invention.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are intended to be inclusive and mean that, for example, they may be fixedly connected or detachably connected or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the prior art, the difficulty for a pipeline process designer to predict the length of the tubular bus penetrating a plurality of rooms is great; aiming at the problem that the actual length of the existing manually-arranged tubular bus is difficult to predict, the tubular bus arrangement method provided by the invention has the advantages that the tubular bus arrangement is carried out by utilizing the PDMS platform, the wall penetrating position and the support and hanger arrangement position of the tubular bus are accurately preset, and the accurate prediction of the length of the tubular bus is realized; the method has the characteristics of large degree of fit with reality, and maximum reflection of the mutual relation and spatial distance of engineering objects, three-dimensional presentation equipment, pipelines, civil engineering and the like; the technical effect of thoroughly solving the problems of design error and deviation from the actual old problem is achieved.
Example 1
Various embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 and 2 generally illustrate the arrangement of the burners. Specifically, fig. 1 is a schematic layout of a tubular busbar according to an embodiment of the present invention; fig. 2 is a view showing a layout scenario of the tubular bus bar according to an embodiment of the present invention.
The tubular busbar arranging method comprises steps S110 to S160.
S110, arranging a plurality of tubular buses on a generator; and displaying a high-voltage cabinet room, a high-voltage cabinet, a zero-loss current limiting device room, a zero-loss current limiting device, a main transformer room, a main transformer, a generator room and a generator provided with a tubular bus on PDMS in a full proportion.
Taking a 110kV transformer substation project of a 1 × 60MW ultra-high temperature and ultra-high pressure gas power generation project as an example, the power plant design project not only comprises a high-voltage cabinet, a zero-loss current limiting device and a main transformer, but also comprises the devices which are connected through a tubular bus, as shown in fig. 1, the high-voltage cabinet comprises a first high-voltage cabinet 4, a second high-voltage cabinet 5, a third high-voltage cabinet 6, a fourth high-voltage cabinet 7 and a fifth high-voltage cabinet 8; the tubular bus comprises a tubular bus I1, a tubular bus II 2, a tubular bus III 3 and a high-voltage cabinet I4; the zero-loss current limiting device comprises a first zero-loss current limiting device 9, a second zero-loss current limiting device 10 and a third zero-loss current limiting device 11; and the transformer comprises a main transformer 12. In the design of a power plant, a high-voltage cabinet, a zero-loss current limiting device and a main transformer are usually respectively positioned in independent rooms, and the three rooms are sequentially arranged by a small generator room, a zero-loss current limiting device room and a main transformer. The high-voltage cabinet is located the generator booth, and zero loss current limiting device is located zero loss current limiting device room, and the main transformer is located the main transformer room. A12 kV full-insulation copper tube bus is connected to a high-voltage cabinet from a generator interface, then connected to a zero-loss current limiting device from the high-voltage cabinet, and then connected to a main transformer from the zero-loss current limiting device.
S120, setting the direction from a tubular bus self-generator to a high-voltage cabinet, and connecting the generator with the high-voltage cabinet through the tubular bus; and determining the length of the tubular bus between the generator and the high-voltage cabinet. Wherein, the tubular bus is connected with the high-voltage cabinet through a copper bar.
It should be noted that all the devices from the low-voltage side to the zero loss of the main transformer adopt 12kV all-insulated copper pipe type bus bars, and the number of the expansion joints matched with each section of the bus bars is required according to an installation drawing. The arrangement and the distance are not more than 20m, and the section of the expansion joint is not less than 1.2 times of that of the tubular busbar. Namely, the diameter of the expansion joint matched with the tubular busbar is more than or equal to 1.2 times of the diameter of the tubular busbar. The high-voltage cabinet and other cabinet bodies are oil-discharging nitrogen-injecting cabinet bodies. The tubular bus is a straight aluminum pipe, is horizontally or slightly obliquely arranged between the power equipment, one end of the tubular bus is connected with the equipment terminal board through a tubular bus support frame, a fixed seat, a universal joint and an expansion joint, and the other end of the tubular bus is connected with the other equipment terminal board through the tubular bus support frame, a sliding support, a sliding rod, a support frame and the expansion joint.
Specifically, the power generation device is characterized by further comprising a support and hanger frame for arranging the tubular bus when the tubular bus is arranged from a generator to a high-voltage cabinet and the generator is connected with the high-voltage cabinet through the tubular bus. The support hanger comprises a GIS underframe and a pre-buried foundation channel steel; and the GIS underframe is welded with the basic channel steel. The embedded channel steel is reliably connected with a main grounding grid, the main grounding grid is composed of a grounding wire, and the grounding wire is a hot-galvanized flat steel piece. The GIS underframe is reliably connected with the grounding wire of the main grounding grid, and the number of the connecting points of the GIS underframe and the grounding wire is more than or equal to 4. In a specific implementation process, the trend of each tubular bus is set so as to avoid a civil main beam and supporting and hanging frames of other tubular buses.
S130, determining a wall penetrating position of a tubular bus on a shared wall between a high-voltage cabinet room and a zero-loss current limiting device room, setting the direction of the tubular bus from the high-voltage cabinet to the zero-loss current limiting device, and connecting the high-voltage cabinet with the zero-loss current limiting device through the tubular bus; and determining the length of the tubular bus between the generator and the high-voltage cabinet. The connecting part of the tubular bus main body and the wall body is provided with a wall bushing, and the circumferential inner wall of the wall bushing is provided with a rubber gasket.
Specifically, the high-voltage cabinet zero-loss current limiting device is provided with a support hanger for arranging the tubular bus when the tubular bus runs from the high-voltage cabinet to the zero-loss current limiting device and the high-voltage cabinet is connected with the zero-loss current limiting device through the tubular bus. In a specific implementation process, the trend of each tubular bus is set so as to avoid a civil main beam and supporting and hanging frames of other tubular buses. The GIS underframe and the support are firmly welded with the embedded foundation channel steel. Each pre-buried channel steel of the 110kV GIS is reliably connected with a main grounding grid, and the grounding wire is made of 80x8 hot galvanized flat steel. After the installation process is finished, all steel components need to be brushed with anti-corrosion paint twice, and the bolts and the nuts are galvanized.
S140, determining a wall penetrating position of a tubular bus on a shared wall between a zero-loss current limiting device room and a main transformer room, setting the direction from the zero-loss current limiting device to the main transformer of the tubular bus, and connecting the self-zero-loss current limiting device of the tubular bus with the main transformer through the tubular bus; and determining the length of the tubular bus between the zero-loss current limiting device and the main transformer.
Specifically, when the tubular bus self-zero loss current limiting device is arranged in the direction from the tubular bus self-zero loss current limiting device to the main transformer and is connected with the main transformer through the tubular bus, the device further comprises a support and hanger frame for arranging the tubular bus.
In a specific embodiment, the tubular busbar support hanger is generally made of a steel plate through stamping, and is directly fixed on the post insulator when in use.
In a specific implementation process, the trend of each tubular bus is set so as to avoid a civil main beam and supporting and hanging frames of other tubular buses. And the distance between the B phase center line of the 110kV GIS equipment and the B phase center line of the main transformer is 1850mm, so that the distance between the charged conductor and the ground is not less than 100 mm.
S140, arranging the tubular buses according to the direction from the tubular bus self-generator to the high-voltage cabinet, the direction from the high-voltage cabinet to the zero-loss current limiting device, the direction from the zero-loss current limiting device to the main transformer, the length of the tubular buses between the generator and the high-voltage cabinet and the length of the tubular buses between the zero-loss current limiting device and the main transformer.
In the specific implementation process, the installation of the tubular bus, the main transformer low-voltage side bus, the GIS room bus and the generator booth are the same system, and the whole installation project needs to be carried out simultaneously according to a main transformer installation drawing and a high-rise transformer installation drawing. All electrical equipment normally do not have electrified metal casing, cable support, steel construction, basic channel-section steel etc. all should be no less than two reliable connections with indoor earth connection, and wherein GIS is no less than four reliable connections. The number of materials and specifications can be adjusted according to the actual installation situation during construction.
Aiming at the problem that the actual length of the existing manually-arranged tubular bus is difficult to predict, the tubular bus arrangement method provided by the invention has the advantages that the tubular bus arrangement is carried out by utilizing the PDMS platform, the wall penetrating position and the support and hanger arrangement position of the tubular bus are accurately preset, and the accurate prediction of the length of the tubular bus is realized; the method has the characteristics of large degree of fit with reality, and maximum reflection of the mutual relation and spatial distance of engineering objects, three-dimensional presentation equipment, pipelines, civil engineering and the like; the technical effect of thoroughly solving the problems of design error and deviation from the actual old problem is achieved.
The present invention also protects a tubular busbar arrangement system comprising: a tubular bus bar setting unit for arranging a plurality of tubular bus bars on the generator; displaying a high-voltage cabinet room, a high-voltage cabinet, a zero-loss current limiting device room, a zero-loss current limiting device, a main transformer room, a main transformer, a generator room and a generator with a tubular bus on PDMS in a full proportion; the device comprises a tubular bus direction setting unit, a control unit and a control unit, wherein the tubular bus direction setting unit is used for setting the direction from a tubular bus self-generator to a high-voltage cabinet and connecting the generator with the high-voltage cabinet through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet; determining a wall penetrating position of a tubular bus on a shared wall between a high-voltage cabinet room and a zero-loss current limiting device room, setting the direction of the tubular bus from the high-voltage cabinet to the zero-loss current limiting device, and connecting the high-voltage cabinet with the zero-loss current limiting device through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet; determining a wall penetrating position of a tubular bus on a shared wall between a zero-loss current limiting device room and a main transformer room, setting the direction from the zero-loss current limiting device to the main transformer of the tubular bus, and connecting the self-zero-loss current limiting device of the tubular bus with the main transformer through the tubular bus; determining the length of a tubular bus between the zero-loss current limiting device and the main transformer; and the arrangement unit is used for arranging the tubular bus according to the direction from the tubular bus to the high-voltage cabinet from the generator, the direction from the high-voltage cabinet to the zero-loss current limiting device from the tubular bus, the direction from the zero-loss current limiting device to the main transformer from the tubular bus, the length of the tubular bus between the generator and the high-voltage cabinet and the length of the tubular bus between the zero-loss current limiting device and the main transformer.
In a specific embodiment, the number of the tubular busbars to which the generator is connected is 3. The diameter of the telescopic joint matched with the tubular bus is more than or equal to 1.2 times of the diameter of the tubular bus.
In conclusion, aiming at the problem that the actual length of the existing manually-arranged tubular bus is difficult to predict by the tubular bus arranging method, the wall penetrating position and the support hanger setting position of the tubular bus are accurately preset by arranging the tubular bus by using the PDMS platform, so that the accurate prediction of the length of the tubular bus is realized; the method has the characteristics of large degree of fit with reality, and maximum reflection of the mutual relation and spatial distance of engineering objects, three-dimensional presentation equipment, pipelines, civil engineering and the like; the technical effect of thoroughly solving the problems of design error and deviation from the actual old problem is achieved.
However, it will be appreciated by those skilled in the art that various modifications may be made to the tubular bus bar arranging method provided by the present invention described above without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the contents of the appended claims.
Claims (10)
1. A tubular busbar arrangement method, comprising,
arranging a plurality of tubular busbars on a generator;
displaying a high-voltage cabinet room, a high-voltage cabinet, a zero-loss current limiting device room, a zero-loss current limiting device, a main transformer room, a main transformer, a generator room and a generator with a tubular bus on PDMS in a full proportion;
setting the direction from a tubular bus self-generator to a high-voltage cabinet, and connecting the generator with the high-voltage cabinet through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet;
determining a wall penetrating position of a tubular bus on a shared wall between a high-voltage cabinet room and a zero-loss current limiting device room, setting the direction of the tubular bus from the high-voltage cabinet to the zero-loss current limiting device, and connecting the high-voltage cabinet with the zero-loss current limiting device through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet;
determining a wall penetrating position of a tubular bus on a shared wall between a zero-loss current limiting device room and a main transformer room, setting the direction from the zero-loss current limiting device to the main transformer of the tubular bus, and connecting the self-zero-loss current limiting device of the tubular bus with the main transformer through the tubular bus; determining the length of a tubular bus between the zero-loss current limiting device and the main transformer;
and arranging the tubular buses according to the direction from the tubular bus to the high-voltage cabinet from the generator, the direction from the tubular bus to the zero-loss current limiting device from the high-voltage cabinet and the direction from the zero-loss current limiting device to the main transformer as well as the length of the tubular buses between the generator and the high-voltage cabinet, the length of the tubular buses between the generator and the high-voltage cabinet and the length of the tubular buses between the zero-loss current limiting device and the main transformer.
2. The tubular busbar arrangement method according to claim 1,
the high-voltage board is characterized by further comprising a support and hanger frame for arranging the tubular bus when the tubular bus is arranged in the direction from the high-voltage board to the zero-loss current limiting device and the high-voltage board is connected with the zero-loss current limiting device through the tubular bus.
3. The tubular busbar arranging method according to claim 2, wherein the support hanger comprises a GIS underframe and a pre-buried foundation channel steel; and the GIS underframe is welded with the basic channel steel.
4. The tubular busbar arrangement method according to claim 3, wherein the embedded channel steel is reliably connected with a main grounding grid, the main grounding grid is composed of grounding wires, and the grounding wires are hot-galvanized flat steel pieces.
5. The tubular bus arrangement method according to claim 3, wherein the GIS underframe is reliably connected with a grounding wire of a main grounding grid, and the number of the connecting points of the GIS underframe and the grounding wire is greater than or equal to 4.
6. The tubular busbar arrangement method according to claim 1, wherein the number of the tubular busbars to which the generators are connected is 3.
7. The tubular busbar arrangement method according to claim 1, wherein the diameter of the expansion joint adapted to the tubular busbar is 1.2 times or more the diameter of the tubular busbar.
8. A tubular busbar arrangement system, comprising,
a tubular bus bar setting unit for arranging a plurality of tubular bus bars on the generator; displaying a high-voltage cabinet room, a high-voltage cabinet, a zero-loss current limiting device room, a zero-loss current limiting device, a main transformer room, a main transformer, a generator room and a generator with a tubular bus on PDMS in a full proportion;
the device comprises a tubular bus direction setting unit, a control unit and a control unit, wherein the tubular bus direction setting unit is used for setting the direction from a tubular bus self-generator to a high-voltage cabinet and connecting the generator with the high-voltage cabinet through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet; determining a wall penetrating position of a tubular bus on a shared wall between a high-voltage cabinet room and a zero-loss current limiting device room, setting the direction of the tubular bus from the high-voltage cabinet to the zero-loss current limiting device, and connecting the high-voltage cabinet with the zero-loss current limiting device through the tubular bus; determining the length of a tubular bus between the generator and the high-voltage cabinet; determining a wall penetrating position of a tubular bus on a shared wall between a zero-loss current limiting device room and a main transformer room, setting the direction from the zero-loss current limiting device to the main transformer of the tubular bus, and connecting the self-zero-loss current limiting device of the tubular bus with the main transformer through the tubular bus; determining the length of a tubular bus between the zero-loss current limiting device and the main transformer;
the arrangement unit is used for arranging the tubular buses according to the direction from the tubular bus self-generator to the high-voltage cabinet, the direction from the high-voltage cabinet to the zero-loss current limiting device of the tubular bus and the direction from the zero-loss current limiting device of the tubular bus to the main transformer, the length of the tubular buses between the generator and the high-voltage cabinet, the length of the tubular buses between the zero-loss current limiting device and the main transformer and the length of the tubular buses between the zero-loss current limiting device and the main transformer.
9. The tubular busbar arrangement system according to claim 8, wherein the number of the generator-connected tubular busbars is 3.
10. The tubular busbar arrangement system of claim 8,
the diameter of the telescopic joint matched with the tubular bus is more than or equal to 1.2 times of the diameter of the tubular bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210289623.XA CN114818209A (en) | 2022-03-23 | 2022-03-23 | Tubular bus arrangement method and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210289623.XA CN114818209A (en) | 2022-03-23 | 2022-03-23 | Tubular bus arrangement method and system |
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| Publication Number | Publication Date |
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| CN114818209A true CN114818209A (en) | 2022-07-29 |
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| CN202210289623.XA Pending CN114818209A (en) | 2022-03-23 | 2022-03-23 | Tubular bus arrangement method and system |
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2022
- 2022-03-23 CN CN202210289623.XA patent/CN114818209A/en active Pending
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