CN109740223B - Auxiliary drawing method for direct-current power supply system of transformer substation - Google Patents
Auxiliary drawing method for direct-current power supply system of transformer substation Download PDFInfo
- Publication number
- CN109740223B CN109740223B CN201811591620.1A CN201811591620A CN109740223B CN 109740223 B CN109740223 B CN 109740223B CN 201811591620 A CN201811591620 A CN 201811591620A CN 109740223 B CN109740223 B CN 109740223B
- Authority
- CN
- China
- Prior art keywords
- power supply
- direct
- current power
- loop
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The invention discloses an auxiliary plotting method for a direct-current power supply system of a transformer substation, which comprises the following steps: acquiring files for counting names and numbers of all direct-current power supply cabinets needed by the transformer substation, reading the number of the cabinets, completing counting of a direct-current power supply loop, and acquiring direct-current power supply loop data; based on the statistical result, automatically finishing the calculation of the cable sectional area of each direct current power supply loop to obtain the cable sectional area of each direct current power supply loop; based on the size of the lower-level air switch, the size of the upper-level air switch is automatically calculated and selected, and the selection result meets the requirement of matching the level difference of the upper-level air switch and the lower-level air switch; based on the set number of air switches of the direct current feed cabinet or the distribution cabinet, automatically distributing the direct current power supply loop according to a preset rule to obtain distribution data of the direct current power supply loop; and reading the data into the AutoCAD based on the AutoCAD.NET, and generating an output feed cabinet or distribution cabinet wiring diagram and a terminal row diagram.
Description
Technical Field
The invention belongs to the technical field of electricity, and particularly relates to an auxiliary drawing method for a direct-current power supply system of a transformer substation, in particular to an auxiliary drawing method for the direct-current power supply system of the transformer substation based on AutoCAD.
Background
When the CAD drawing of the direct-current power supply system of the transformer substation is designed at present, an artificial drawing mode is still adopted. The drawing that direct current power supply system book work load is big, consuming time is long mainly includes: a wiring diagram of a DC system and a terminal block diagram related thereto.
At present, when a transformer substation designer designs a volume of a direct-current power supply system, the size of a superior air switch and the cable sectional area of a direct-current power supply loop are manually calculated or selected according to the past experience mode, the calculation process is complicated, the number of the direct-current power supply loops is large, and the problems of errors and omission are easily caused; each cable of the wiring diagram of the feed cabinet (or the distribution cabinet) needs manual connection, which wastes time and labor, and leads to the increase of time cost and the waste of human resources. Especially, the number of dc power supply loops in a substation with a high voltage class is large, which further aggravates the possibility of the above problem.
Disclosure of Invention
The purpose is as follows: in order to overcome the defects in the prior art, the invention provides an auxiliary drawing method for a transformer substation direct-current power supply system.
The technical scheme is as follows: in order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a transformer substation direct-current power supply system auxiliary plotting method is characterized by comprising the following steps:
Acquiring files for counting names and numbers of all direct-current power supply cabinets needed by the transformer substation, reading the number of the cabinets, completing counting of a direct-current power supply loop, and acquiring direct-current power supply loop data;
based on the statistical result, according to DL/T5044-;
based on the size of the lower-level air switch, the size of the upper-level air switch is automatically calculated and selected, and the selection result meets the requirement of matching the level difference of the upper-level air switch and the lower-level air switch;
based on the set number of air switches of the direct current feed cabinet or the distribution cabinet, automatically distributing the direct current power supply loop according to a preset rule to obtain distribution data of the direct current power supply loop;
and reading the data into the AutoCAD based on the data of the DC power supply loop, the cable sectional area of each DC power supply loop and the distribution data of the DC power supply loop, and generating an output feed cabinet or branch cabinet wiring diagram and a terminal row diagram based on the AutoCAD.
As a preferred scheme, the auxiliary drawing method for the substation direct-current power supply system is characterized in that the format of the direct-current power supply loop data is an Excel table.
Further, the dc power supply loop data includes: device number, device name, current date, future date, etc.
The air switch on the direct current feeder cabinet or the distribution cabinet is a superior air switch, and the air switch in the direct current power supply screen cabinet is a subordinate air switch.
As a preferred scheme, the auxiliary drawing method for the substation direct-current power supply system is characterized in that the format of distribution data of the direct-current power supply loop is an Excel table.
Further, the distribution data of the dc power supply loop includes: loop number, starting point device, segment, opposite side device, cable model, etc.
Further, the auxiliary drawing method for the substation direct-current power supply system is characterized in that the data are read into AutoCAD based on AutoCAD.
(1) Defining a transaction pointing to the current database for each loop number in the data;
(2) selecting a block table of a direct current power supply system wiring diagram in a graphic database aiming at each loop;
(3) opening a block table record of a storage entity, and storing all the entities with loop numbers in the block table record;
(4) Creating an object of the entity class in the memory;
(5) adding the object to a block table record;
(6) adding the object to the transaction;
(7) and submitting transaction processing to generate a wiring diagram and a terminal block diagram of the feed cabinet or the distribution cabinet.
Has the advantages that: the transformer substation direct-current power supply system auxiliary plotting method based on AutoCAD.
NET is utilized to automatically complete the wiring diagram and the terminal row diagram of the feed cabinet (or the distribution cabinet), so that manpower and material resources are saved. Particularly, the number of direct current power supply loops in a high-voltage-level transformer substation is large, the production efficiency can be improved, and the accuracy of design requirements can be met. The invention aims at the design of the volume of the direct-current power supply system of the transformer substation, adopts the automatic calculation mode to select the size of the upper-level air switch and the cable sectional area of the direct-current power supply loop, saves time cost and human resources, and avoids the situation that past experience may not adapt to engineering practice and errors occur.
NET is used for automatically completing a wiring diagram and a terminal row diagram of the feed cabinet (or the distribution cabinet), so that manpower and material resources are saved. Particularly, the number of direct current power supply loops in a high-voltage-level transformer substation is large, the production efficiency can be improved, and the accuracy of design requirements can be met.
Drawings
FIG. 1 is a flow chart of a method according to an embodiment of the present invention.
Detailed Description
The invention is further described below with reference to the figures and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
A transformer substation direct-current power supply system auxiliary plotting method is characterized by comprising the following steps:
acquiring files for counting the names and the serial numbers of all the direct-current power supply screen cabinets needed by the transformer substation, reading the number of the screen cabinets, completing the counting of the direct-current power supply loop, and acquiring the data of the direct-current power supply loop;
based on the statistical result, according to DL/T5044-;
based on the size of the lower-level air switch, the size of the upper-level air switch is automatically calculated and selected, and the selection result meets the requirement of matching the level difference of the upper-level air switch and the lower-level air switch;
Based on the set number of air switches of the direct current feed cabinet or the distribution cabinet, automatically distributing the direct current power supply loop according to a preset rule to obtain distribution data of the direct current power supply loop;
and reading the data into the AutoCAD based on the data of the DC power supply loop, the cable sectional area of each DC power supply loop and the distribution data of the DC power supply loop, and generating an output feed cabinet or branch cabinet wiring diagram and a terminal row diagram based on the AutoCAD.
In some embodiments, as shown in fig. 1, a substation dc power supply system aided graphing method includes:
1. reading the number of cubicles
And counting the names and the numbers of all the direct-current power supply cabinets required by the transformer substation to form an Excel table, inputting software, and naturally completing the counting of the direct-current power supply loop.
2. Automatic selection
According to appendix A and appendix E on DL/T5044-.
3. Loop distribution
The number of the air switches of the direct current feed cabinet (or the power distribution cabinet) is set, automatic distribution of the direct current power supply loop is realized according to a certain principle, and the loop number can be modified according to the actual engineering situation.
4. DC power supply wiring diagram and terminal block diagram output
NET is used for directly generating a wiring diagram and a terminal block diagram of a feed cabinet (or a distribution cabinet) on AutoCAD.
The transformer substation direct-current power supply system auxiliary plotting method is also suitable for direct-current power supply systems of transformer substations with voltage levels of 110kV, 220kV, 330kV, 500kV, 750kV and 1000 kV.
Example 2
A transformer substation direct-current power supply system auxiliary plotting method specifically comprises the following steps:
firstly, the data of the direct current power supply loop is counted, and the data format is shown in the following table:
| device numbering | Device name | This stage | Long term of life | …… |
| SGM | Accident lighting box | 1 | 0 | |
| 1B-BHG-AP | #1 Main Transformer protective Cabinet A | 1 | 0 | |
| 1B-BHG-BP | #1 Main Transformer protective Cabinet B | 1 | 0 | |
| …… | ||||
| GY-CKP | Public measuring and controlling cabinet | 1 | 0 |
For loop distribution, according to the data of the design drawing of the primary secondary equipment, automatically importing the equipment data, automatically connecting the equipment to a feed cabinet (or a distribution cabinet) according to a preset rule, uniformly arranging the equipment on a bus of a section I or a section II according to a specified rule, and showing the data format after distribution as follows:
| loop numbering | Starting point device | Segmentation | Contralateral device | Cable model | …… |
| 1101Z | DC feeder cabinet 1 | I | Accident lighting box | 2X4 | |
| 1102Z | DC feeder cabinet 1 | I | #1 Main Transformer protective Cabinet A | 2X4 | |
| 1103Z | DC feeder cabinet 1 | I | Public measuring and controlling cabinet | 2X4 | |
| …… | |||||
| 2101Z | DC feeder cabinet 1 | II | #1 Main Transformer protection Cabinet B | 2X4 | |
| 2102Z | DC feeder cabinet 1 | II | Public measuring and controlling cabinet | 2X4 | |
| …… |
For special cases, the designer may manually modify the connection relationship between the devices, such as moving the position of a loop, connecting an opposite device to another starting device, and so on.
NET reads the data into AutoCAD, and outputs a feed cabinet (or a distribution cabinet) wiring diagram and a terminal row diagram. The method mainly comprises the following steps:
(1) defining a transaction pointing to the current database for each loop number in the data;
(2) selecting a block table of a direct current power supply system wiring diagram in a graphic database aiming at each loop;
(3) opening a block table record of a storage entity, wherein entities of all loop numbers are stored in the block table record;
(4) creating an object of an entity class in memory
(5) Adding the object to a block table record;
(6) adding the object to the transaction;
(7) and submitting the transaction processing to generate a wiring diagram and a terminal block diagram of the feed cabinet (or the distribution cabinet).
The invention automatically generates CAD design drawings such as a feeder cabinet/distribution cabinet wiring diagram and a terminal row diagram and the like based on an AutoCAD.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (7)
1. A transformer substation direct-current power supply system auxiliary plotting method is characterized by comprising the following steps:
acquiring files for counting names and numbers of all direct-current power supply cabinets needed by the transformer substation, reading the number of the cabinets, completing counting of a direct-current power supply loop, and acquiring direct-current power supply loop data;
based on the statistical result, according to DL/T5044-;
Based on the size of the lower-level air switch, the size of the upper-level air switch is automatically calculated and selected;
based on the set number of air switches of the direct current feed cabinet or the distribution cabinet, automatically distributing the direct current power supply loop according to a preset rule to obtain distribution data of the direct current power supply loop;
and reading the data into the AutoCAD based on the data of the DC power supply loop, the cable sectional area of each DC power supply loop and the distribution data of the DC power supply loop, and generating an output feed cabinet or branch cabinet wiring diagram and a terminal row diagram based on the AutoCAD.
2. The substation direct-current power supply system auxiliary plotting method according to claim 1, wherein the format of the direct-current power supply loop data is an Excel table.
3. The substation DC power supply system auxiliary mapping method according to claim 2, wherein the DC supply loop data comprises: equipment number, equipment name, current date and long term.
4. The auxiliary drawing method for the substation direct-current power supply system according to claim 1, wherein air switches on the direct-current feeder cabinets or the branch cabinets are superior air switches, and air switches in the direct-current power supply cubicles are required to be subordinate air switches.
5. The substation direct-current power supply system auxiliary plotting method according to claim 1, wherein the distribution data of the direct-current power supply loop is in an Excel table.
6. The substation direct current power supply system auxiliary plotting method according to claim 1, characterized in that the distribution data of the direct current supply loop comprises: loop number, starting point device, segment, opposite side device, cable model.
7. The auxiliary drawing method for the substation direct-current power supply system according to claim 1, wherein the data are read into AutoCAD based on AutoCAD.
(1) Defining a transaction pointing to the current database for each loop number in the data;
(2) selecting a block table of a direct current power supply system wiring diagram in a graphic database aiming at each loop;
(3) opening a block table record of a storage entity, and storing all the entities with loop numbers in the block table record;
(4) creating an object of the entity class in the memory;
(5) adding the object to a block table record;
(6) adding the object to the transaction;
(7) And submitting transaction processing to generate a wiring diagram and a terminal block diagram of the feed cabinet or the distribution cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591620.1A CN109740223B (en) | 2018-12-25 | 2018-12-25 | Auxiliary drawing method for direct-current power supply system of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591620.1A CN109740223B (en) | 2018-12-25 | 2018-12-25 | Auxiliary drawing method for direct-current power supply system of transformer substation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109740223A CN109740223A (en) | 2019-05-10 |
| CN109740223B true CN109740223B (en) | 2022-06-10 |
Family
ID=66359850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811591620.1A Active CN109740223B (en) | 2018-12-25 | 2018-12-25 | Auxiliary drawing method for direct-current power supply system of transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109740223B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110232231B (en) * | 2019-05-30 | 2023-05-12 | 唐晓龙 | Automatic generation method of building electrical system diagram based on CAD |
| CN111898271B (en) * | 2020-07-31 | 2022-12-09 | 中国电力工程顾问集团西北电力设计院有限公司 | Automatic cabinet assembling method, system and equipment for low-voltage switch cabinet |
| CN115663930B (en) * | 2022-11-08 | 2023-11-24 | 佛山电力设计院有限公司 | Method for building power supply system of transformer substation, computer equipment and readable storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101059690A (en) * | 2006-04-21 | 2007-10-24 | 北海银河高科技产业股份有限公司 | Electric power system power plant, transformer substation integrated automated system fabrication process |
| CN201178244Y (en) * | 2007-07-04 | 2009-01-07 | 江苏江中集团有限公司 | Electricity distribution box for temporary use in building construction field |
| CN103559287A (en) * | 2013-11-08 | 2014-02-05 | 贵州电力试验研究院 | Automatic analysis method for reliability of intelligent substation protecting system based on SCD (Substation Configuration Description) file |
-
2018
- 2018-12-25 CN CN201811591620.1A patent/CN109740223B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101059690A (en) * | 2006-04-21 | 2007-10-24 | 北海银河高科技产业股份有限公司 | Electric power system power plant, transformer substation integrated automated system fabrication process |
| CN201178244Y (en) * | 2007-07-04 | 2009-01-07 | 江苏江中集团有限公司 | Electricity distribution box for temporary use in building construction field |
| CN103559287A (en) * | 2013-11-08 | 2014-02-05 | 贵州电力试验研究院 | Automatic analysis method for reliability of intelligent substation protecting system based on SCD (Substation Configuration Description) file |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109740223A (en) | 2019-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109740223B (en) | Auxiliary drawing method for direct-current power supply system of transformer substation | |
| CN106960103B (en) | Automatic generation method and device of power grid graph | |
| CN110795921B (en) | Automatic generation and verification method for monitoring information of intelligent substation equipment | |
| CN108153996B (en) | Method for realizing electric wiring group cabinet by COMOS platform | |
| CN102999671A (en) | Computer design method of standard distribution network line | |
| CN117077642B (en) | Automatic drawing method for power substation power transformation and distribution system diagram based on VBA programming | |
| CN106970999A (en) | A kind of BPA Database Modelings and maintaining method | |
| CN102880748A (en) | Method for automatically drawing electric diagrams | |
| CN104360835A (en) | Automatic sequential control operation ticket generation method based on topologic mode | |
| CN105512392A (en) | State grid ERP material device coding and application system | |
| CN114676569B (en) | Power grid simulation analysis example, and generation method, generation system, equipment and medium thereof | |
| CN104850715A (en) | Urban rail vehicle wiring method based on EPLAN platform | |
| CN111241488A (en) | Distribution network protection fixed value setting system based on full information data flow | |
| CN110212548B (en) | Configuration method and device of STATCOM (static synchronous compensator) of multi-DC feed-in receiving end system | |
| CN106599373B (en) | Transformer substation short-circuit current calculation system and method based on three-dimensional design platform | |
| CN103647279A (en) | Plant wiring information based anticipatory fault set generation method | |
| CN105512406A (en) | Electronic drawing and engineering quantity associating system and method | |
| CN109214927A (en) | Method based on the investment of national grid General Engineering Cost digital simulation electricity power engineering | |
| CN109102170A (en) | Device model title modification method, device and storage medium based on OMS | |
| CN114970165A (en) | Digital entity automatic modeling method, system and equipment for cable in bridge | |
| CN113489071A (en) | Method and system for calculating input capacity of extra-high voltage direct current receiving end alternating current filter | |
| Panova et al. | The algorithm for automated development of design drawings of one-line diagrams of distribution devices for 6-10 kV of substations | |
| CN106383952A (en) | Electromagnetic transient data management system and electromagnetic transient data conversion method thereof | |
| Muniz et al. | Development of a toolbox for Alternative Transient Program automatic case creation and execution directly from a technical database | |
| CN106530125A (en) | Power system power flow calculation data conversion method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |