CN112948955A - Mountain wind power plant road design method based on BIM - Google Patents
Mountain wind power plant road design method based on BIM Download PDFInfo
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- CN112948955A CN112948955A CN202110468812.9A CN202110468812A CN112948955A CN 112948955 A CN112948955 A CN 112948955A CN 202110468812 A CN202110468812 A CN 202110468812A CN 112948955 A CN112948955 A CN 112948955A
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Abstract
The invention relates to a BIM-based mountain wind power plant road design method, which comprises the following steps: s1: collecting GIS data of a wind power plant and forming a three-dimensional digital model; s2: building a BIM three-dimensional model of a road in a wind power plant; s3: selecting roads in the site according to multiple schemes; s4: paying off and field feedback of a wind power plant road design scheme; s5: and modifying and optimizing the BIM model of the wind power plant road. The method can be used for integrally designing all main roads and branch roads of the mountain wind power plant, simulating large transportation of the fan blades, solving the problem of mutual influence between a current collecting line and the roads, carrying out multi-scheme comparison and selection, and carrying out the road design of the mountain wind power plant more accurately and efficiently.
Description
Technical Field
The invention relates to a method for designing a road of a mountain wind power plant, in particular to a method for designing a road of a mountain wind power plant based on BIM.
Technical Field
With the increasing development of wind power resources, a high-altitude mountain wind power plant using a large unit fan becomes an important part of the development of the wind power resources.
The wind resource is optimally used as a target for selecting sites of a wind power plant, and the sites of the wind power plant in the mountainous region are usually dangerous in terrain, prosperous in vegetation and rare in human smoke, so that great difficulty is brought to line selection and exploration of roads in the wind power plant; meanwhile, with the use of a large unit fan, wind power in mountainous regions is challenged by large piece transportation, and a large difference exists between manual exploration line selection and large piece transportation. Therefore, the traditional two-dimensional road design of manual route selection usually receives on-site feedback in the construction process and needs to be modified and repeatedly designed, which directly results in the increase of the construction period.
On the other hand, the wind power plant main and branch lines in the traditional two-dimensional design are mutually independent in design, so that the overall design and earth and rockfill allocation of the wind power plant cannot be formed, and the overall comparative analysis is difficult to realize to obtain the optimal road scheme.
In conclusion, the existing two-dimensional design technology and the mountain wind power plant road design method based on manpower exploration line selection bring a plurality of key difficult problems to the mountain wind power plant road design.
Disclosure of Invention
In order to solve the technical problem, the invention provides a mountain wind power plant road design method based on BIM.
The purpose of the invention can be realized by the following technical scheme:
a method for designing a mountain wind power plant road based on BIM comprises the following steps:
s1: collecting GIS data of a wind power plant and forming a three-dimensional digital model;
s2: building a BIM three-dimensional model of a road in a wind power plant;
s3: selecting roads in the site according to multiple schemes;
s4: paying off and field feedback of a wind power plant road design scheme;
s5: modifying and optimizing a BIM model of a wind power plant road;
wherein:
the step S1 includes:
s11: the elevation, the topography, the geological conditions, the ground features, the existing roads and the vegetation information of the topography of the wind power plant are acquired by oblique photography, an unmanned aerial vehicle, point cloud data and the like;
s12: establishing and importing a fan position, a current collection circuit and a fan platform BIM model;
s13: establishing a three-dimensional digital model of a wind power plant;
the step S2 includes:
s21: 2-3 route selection schemes are completed based on the three-dimensional model road route selection of the wind power plant;
s22: according to a route selection scheme, the requirements of turning radius and gradient of a longitudinal slope required by large transportation are considered, the longitudinal section and the flat section of the road are designed, all main branch roads of the whole wind power plant are taken as a whole, and a BIM three-dimensional model of 2-3 roads is formed;
s23: carrying out BIM three-dimensional model processing on roads in each yard to obtain basic geometric data, excavation and filling amount and optimal earthwork allocation scheme information of the roads in each yard;
the step S3 specifically includes:
s31: comparing the excavation and filling amount and the optimal earthwork allocation data, selecting the earthwork with the excavation and filling balance or smaller excavation and filling amount as much as possible, and selecting the scheme with the shortest transport distance and the smallest transport amount in the earthwork allocation;
s32: carrying out large-piece transportation simulation on the fan blade, modifying unreasonable parts in the primary design, and further selecting an optimal scheme;
s33: the method comprises the following steps of (1) checking the mutual influence of a road and a current collection line, wherein the mutual influence of fan blade transportation and an overhead current collection line and the mutual influence of a buried cable and the road are checked;
s34: comprehensively considering and selecting an optimal wind power plant road design scheme;
in the step S4, the on-site high-precision geographic information acquisition is required to be carried out according to the route selected in S3, manual on-site exploration is required to be carried out on a disputed part, and the condition of the route-selected road is fed back;
the step S5 needs to modify and perfect the originally selected road design scheme according to the field feedback problem, and if the problem which can not be solved in the design exists, a new scheme comparison step S3 needs to be carried out; and forming a BIM three-dimensional model of the mountain wind power plant road until a final road design scheme is obtained.
The method can be used for integrally designing all main roads and branch roads of the mountain wind power plant, simulating large transportation of the fan blades, solving the problem of mutual influence between a current collecting line and the roads, carrying out multi-scheme comparison and selection, and carrying out the road design of the mountain wind power plant more accurately and efficiently.
Drawings
FIG. 1 is a flow chart of the present invention.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. Note that the following description of the embodiments is merely a substantial example, and the present invention is not intended to be limited to the application or the use thereof, and is not limited to the following embodiments.
Example (b):
as shown in FIG. 1, a method for designing a mountain wind farm road based on BIM comprises the following steps:
s1: collecting wind power plant GIS data and forming three-dimensional model
Step S1 specifically includes:
s11: collecting the elevation, the topography, the geological conditions, the ground features, the existing roads and the vegetation information of the wind power plant terrain through oblique photography;
s12: establishing and importing a fan position, a current collection circuit and a fan platform BIM model;
s13: establishing a three-dimensional model of a wind power plant;
s2: building BIM three-dimensional model of road in wind power plant
Step S2 specifically includes:
s21: 3 route selection schemes are completed based on three-dimensional model road route selection of wind power plant
S22: according to a route selection scheme, the requirements of turning radius and gradient of a longitudinal slope required by large transportation are considered, the longitudinal section and the flat section of the road are designed, and all main branch roads of the whole wind power plant are taken as a unit to form a BIM three-dimensional model of 3 roads;
s23: and (4) carrying out BIM three-dimensional model processing on the roads in each yard to obtain information such as the excavation and filling amount of the roads in each yard and the optimal earthwork allocation scheme.
S3: on-site road multi-scheme comparison
Step S3 specifically includes:
s31: comparing the excavation and filling amount and the optimal earthwork allocation data, selecting the earthwork with the excavation and filling balance or smaller excavation and filling amount as much as possible, and selecting the scheme with the shortest transport distance and the smallest transport amount in the earthwork allocation;
s32: carrying out large-piece transportation simulation on the fan blade, modifying unreasonable parts in the primary design, and further selecting an optimal scheme;
s33: the method comprises the following steps of (1) checking the mutual influence of a road and a current collection line, wherein the mutual influence of fan blade transportation and an overhead current collection line and the mutual influence of a buried cable and the road are checked;
s34: comprehensively considering and selecting an optimal wind power plant road design scheme;
s4: and paying off and field feedback of a wind power plant road design scheme. Collecting on-site high-precision geographic information according to the route selected by S3, manually carrying out on-site exploration on a disputed part, and feeding back the route selection road condition;
s5: and the BIM model of the wind power plant road is modified and optimized perfectly. The originally selected road design scheme needs to be modified and perfected according to the field feedback problem, and if the problem which cannot be solved in the design exists, a new round of scheme comparison and selection step S3 needs to be carried out; and forming a BIM three-dimensional model of the mountain wind power plant road until a final road design scheme is obtained.
The above embodiments are merely examples and do not limit the scope of the present invention. These embodiments may be implemented in other various manners, and various omissions, substitutions, and changes may be made without departing from the technical spirit of the present invention.
Claims (1)
1. A method for designing a mountain wind power plant road based on BIM is characterized by comprising the following steps:
s1: collecting GIS data of a wind power plant and forming a three-dimensional digital model;
s2: building a BIM three-dimensional model of a road in a wind power plant;
s3: selecting roads in the site according to multiple schemes;
s4: paying off and field feedback of a wind power plant road design scheme;
s5: modifying and optimizing a BIM model of a wind power plant road;
wherein:
the S1 includes:
s11: the elevation, the topography, the geological conditions, the ground features, the existing roads and the vegetation information of the topography of the wind power plant are acquired by oblique photography, an unmanned aerial vehicle, point cloud data and the like;
s12: establishing and importing a fan position, a current collection circuit and a fan platform BIM model;
s13: establishing a three-dimensional digital model of a wind power plant;
the S2 includes:
s21: 2-3 route selection schemes are completed based on the three-dimensional model road route selection of the wind power plant;
s22: according to a route selection scheme, the requirements of turning radius and gradient of a longitudinal slope required by large transportation are considered, the longitudinal section and the flat section of the road are designed, all main branch roads of the whole wind power plant are taken as a whole, and a BIM three-dimensional model of 2-3 roads is formed;
s23: carrying out BIM three-dimensional model processing on roads in each yard to obtain basic geometric data, excavation and filling amount and optimal earthwork allocation scheme information of the roads in each yard;
the S3 includes:
s31: comparing the excavation and filling amount and the optimal earthwork allocation data, selecting the earthwork with the excavation and filling balance or smaller excavation and filling amount as much as possible, and selecting the scheme with the shortest transport distance and the smallest transport amount in the earthwork allocation;
s32: carrying out large-piece transportation simulation on the fan blade, modifying unreasonable parts in the primary design, and further selecting an optimal scheme;
s33: the method comprises the following steps of (1) checking the mutual influence of a road and a current collection line, wherein the mutual influence of fan blade transportation and an overhead current collection line and the mutual influence of a buried cable and the road are checked;
s34: comprehensively considering and selecting an optimal wind power plant road design scheme;
the S4 needs to collect the on-site high-precision geographic information according to the route selected by the S3, and the disputed part needs to be manually subjected to on-site exploration, so that the route selection road condition is fed back;
s5, the originally selected road design scheme needs to be modified and perfected according to the field feedback problem, and if the problem which cannot be solved in the design exists, a new scheme comparison and selection step S3 needs to be carried out; and forming a BIM three-dimensional model of the mountain wind power plant road until a final road design scheme is obtained.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113391368A (en) * | 2021-06-30 | 2021-09-14 | 山东国瑞新能源有限公司 | Road exploration method and equipment based on virtual imaging technology |
| CN113505409A (en) * | 2021-07-12 | 2021-10-15 | 上海同豪土木工程咨询有限公司 | System for rapidly adjusting and evaluating road design scheme on highway field investigation site |
| CN113537840A (en) * | 2021-08-27 | 2021-10-22 | 龙源（北京）风电工程设计咨询有限公司 | BIM-based wind power plant three-dimensional design risk assessment system |
| CN115935489A (en) * | 2023-01-10 | 2023-04-07 | 广东省建筑设计研究院有限公司 | BIM-based urban road route selection three-dimensional comparison and selection method |
| CN116861529A (en) * | 2023-07-11 | 2023-10-10 | 深圳市欧博工程设计顾问有限公司 | Mountain park road selection system based on BIM three-dimensional visualization technology |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113391368A (en) * | 2021-06-30 | 2021-09-14 | 山东国瑞新能源有限公司 | Road exploration method and equipment based on virtual imaging technology |
| CN113505409A (en) * | 2021-07-12 | 2021-10-15 | 上海同豪土木工程咨询有限公司 | System for rapidly adjusting and evaluating road design scheme on highway field investigation site |
| CN113537840A (en) * | 2021-08-27 | 2021-10-22 | 龙源（北京）风电工程设计咨询有限公司 | BIM-based wind power plant three-dimensional design risk assessment system |
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| CN116861529A (en) * | 2023-07-11 | 2023-10-10 | 深圳市欧博工程设计顾问有限公司 | Mountain park road selection system based on BIM three-dimensional visualization technology |
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Application publication date: 20210611 |