CN103268373A - Road plane intersection generation method based on hierarchical model - Google Patents
Road plane intersection generation method based on hierarchical model Download PDFInfo
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- CN103268373A CN103268373A CN2013101509885A CN201310150988A CN103268373A CN 103268373 A CN103268373 A CN 103268373A CN 2013101509885 A CN2013101509885 A CN 2013101509885A CN 201310150988 A CN201310150988 A CN 201310150988A CN 103268373 A CN103268373 A CN 103268373A
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Abstract
The invention relates to a road plane intersection generation method based on a hierarchical model. According to the method, designing is performed by architectural means based on the hierarchical model according to the design of a plane road intersection canalization scheme; road components are subjected to hierarchical division; the hierarchical structure is traversed; and all roads in the plane road intersection canalization scheme are drawn according to traversing results. The method has the advantage that the efficiency of designing the canalization scheme is improved effectively.
Description
Technical field
The present invention relates to a kind of road grade crossing generation method based on hierarchical model.
Background technology
The surface road crossing is one of microscopic units in the traffic study, it also is one of main node of restriction Traffic Development, be the important consideration object in research and the practice, and the design of the canalization of crossing and drafting are a complexity and loaded down with trivial details work.The crossing of standard GB 5768-2009 canalization standard stipulates, also is to draft the canalization scheme with reference to this regulation at present in engineering and the research, utilizes the Auto CAD of mapping software to carry out drafting in the canalization scheme.
But at present there is two large problems in the canalization method for drafting of surface road crossing, the one, surface road crossing canalization scheme draft need be darker professional knowledge, vehicle supervision department and non-traffic design specialty researchist are difficult to realize when demand occurring; The 2nd, Auto CAD is not the Specialty Design software of traffic, its operation not only loaded down with trivial details, efficient is low, and the drawing people has also been proposed higher professional requirement.
Summary of the invention
Technical matters to be solved by this invention provides a kind of at road grade crossing, based on hierarchical structure, effectively is convenient to the road grade crossing intelligent generation method of canalization conceptual design.
The present invention is in order to solve the problems of the technologies described above by the following technical solutions: the present invention has designed a kind of road grade crossing generation method based on hierarchical model, comprises the steps:
Step 1. is set every canalization parameter of surface road crossing according to the actual construction requirements in surface road crossing;
Step 2. is according to the every canalization parameter of setting in surface road crossing, and design is at the canalization scheme of every road circuit component of this surface road crossing;
Step 3. is drawn at the every canalization parameter of setting in surface road crossing, and according to the regulation of country at surface road crossing canalization standard, drawing result is verified meeting the requirements enters next step, otherwise adjusted canalization parameter execution in step 3 again;
Step 4. is drawn all road circuit components of this surface road crossing according to the canalization scheme of this every road, surface road crossing circuit component of design;
Wherein, also comprise in the described step 2, the every road circuit component in this surface road crossing canalization scheme is carried out level divide, constitute the road element layer aggregated(particle) structure of this canalization scheme;
In the described step 4, the road element layer aggregated(particle) structure of this surface road crossing canalization scheme is carried out all previous traversal, draw all road circuit components of this surface road crossing according to traversing result.
As a kind of optimal technical scheme of the present invention: the drawing process of described step 3 and step 4 is finished based on Open Cascade model.
As a kind of optimal technical scheme of the present invention: described canalization parameter comprises that road intersection number, minimal curve radius, the red line of this surface road crossing lead the width of right angle, every road intersection, design grade, deflection angle.
As a kind of optimal technical scheme of the present invention: described every road circuit component comprises at least one corresponding with it attribute respectively, described road circuit component comprises primary element and derives from element, wherein, primary element refers to have the minimal set of the road circuit component of a certain or multiple same alike result, derives from the set that also has the road circuit component of extended attribute outside all properties that element refers to have certain primary element.
A kind of road grade crossing generation method based on hierarchical model of the present invention adopts above technical scheme compared with prior art, has following technique effect:
(1) in the road grade crossing generation method of the present invention's design, at surface road crossing canalization design for scheme, adopts the framework mode based on hierarchical model to design, can effectively improve canalization design for scheme efficient;
(2) in the road grade crossing generation method of the present invention design, at drawing process, adopted based on Open Cascade model and gone to finish, effectively avoided using Auto CAD draw with problems such as loaded down with trivial details and efficient is low.
Description of drawings
Fig. 1 is the process flow diagram based on the road grade crossing generation method of hierarchical model that the present invention designs;
Fig. 2 is that the present invention designs based on the road grade crossing generation method of the hierarchical model hierarchical chart of canalization scheme in actual applications;
Fig. 3 is that the present invention designs based on the road grade crossing generation method of hierarchical model primary element and derive from the structural representation of element in actual applications.
Embodiment
Below in conjunction with Figure of description the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, the present invention has designed a kind of road grade crossing generation method based on hierarchical model, comprises the steps:
Step 1. is set every canalization parameter of surface road crossing according to the actual construction requirements in surface road crossing;
Step 2. is according to the every canalization parameter of setting in surface road crossing, and design is at the canalization scheme of every road circuit component of this surface road crossing;
Step 3. is drawn at the every canalization parameter of setting in surface road crossing, and according to the regulation of country at surface road crossing canalization standard GB5768-2009, drawing result is verified meeting the requirements enters next step, otherwise adjusted canalization parameter execution in step 3 again;
Step 4. is drawn all road circuit components of this surface road crossing according to the canalization scheme of this every road, surface road crossing circuit component of design;
Wherein, also comprise in the described step 2, the every road circuit component in this surface road crossing canalization scheme is carried out level divide, constitute the road element layer aggregated(particle) structure of this canalization scheme;
In the described step 4, the road element layer aggregated(particle) structure of this surface road crossing canalization scheme is carried out all previous traversal, draw all road circuit components of this surface road crossing according to traversing result.
In the road grade crossing generation method of the present invention's design, at surface road crossing canalization design for scheme, adopt the framework mode based on hierarchical model to design, can effectively improve canalization design for scheme efficient.
As a kind of optimal technical scheme of the present invention: the drawing process of described step 3 and step 4 is finished based on Open Cascade model.
In the road grade crossing generation method of the present invention design, at drawing process, adopted based on Open Cascade model and gone to finish, effectively avoided using Auto CAD draw with problems such as loaded down with trivial details and efficient is low.
As a kind of optimal technical scheme of the present invention: described canalization parameter comprises that road intersection number, minimal curve radius, the red line of this surface road crossing lead the width of right angle, every road intersection, design grade, deflection angle etc.
As a kind of optimal technical scheme of the present invention: described every road circuit component comprises at least one corresponding with it attribute respectively, described road circuit component comprises primary element and derives from element, wherein, primary element refers to have the minimal set of the road circuit component of a certain or multiple same alike result, derives from the set that also has the road circuit component of extended attribute outside all properties that element refers to have certain primary element; Be primary element as the track, it derives from element has: car lane (Vehicle Lane), bicycle lane (Bicycle Lane) and walkway (Walk Lane), and in the practical application, as shown in Figure 3.
In the road grade crossing generation method based on hierarchical model of the present invention's design, in the hierarchical model at the canalization scheme, there are two kinds of relations between the road circuit component: " father (Parent)-son (Child) " relation and " brother (Siblings) " relation.Be in level up and down between " father-son " relation expression element, as " road intersection "-" highway section "-" track ".Be in same level between " brother " relation expression element, as all highway sections in the same road intersection, all tracks in the same highway section.Use " father-son " relation can travel through all sub-elements of element, all that use that " brother " relation can travel through element are with other element of level, and therefore, adopting hierarchical structure is that the coordinate Calculation of circuit component is provided convenience.In the middle of the actual application, as shown in Figure 2, every road circuit component in the canalization scheme of surface road crossing carries out level and divides, constitute the road element layer aggregated(particle) structure of this canalization scheme as shown in Figure 2, based on this hierarchical structure canalization design for scheme that is methodically arranged, the work efficiency that improves in actual the using can be arranged.
By reference to the accompanying drawings embodiments of the present invention have been done detailed description above, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skills possess, can also under the prerequisite that does not break away from aim of the present invention, makes a variety of changes.
Claims (4)
1. the road grade crossing generation method based on hierarchical model comprises the steps:
Step 1. is set every canalization parameter of surface road crossing according to the actual construction requirements in surface road crossing;
Step 2. is according to the every canalization parameter of setting in surface road crossing, and design is at the canalization scheme of every road circuit component of this surface road crossing;
Step 3. is drawn at the every canalization parameter of setting in surface road crossing, and according to the regulation of country at surface road crossing canalization standard, drawing result is verified meeting the requirements enters next step, otherwise adjusted canalization parameter execution in step 3 again;
Step 4. is drawn all road circuit components of this surface road crossing according to the canalization scheme of this every road, surface road crossing circuit component of design;
It is characterized in that: also comprise in the described step 2, the every road circuit component in this surface road crossing canalization scheme is carried out level divide, constitute the road element layer aggregated(particle) structure of this canalization scheme;
In the described step 4, the road element layer aggregated(particle) structure of this surface road crossing canalization scheme is carried out all previous traversal, draw all road circuit components of this surface road crossing according to traversing result.
2. according to the described a kind of road grade crossing generation method based on hierarchical model of claim 1, it is characterized in that: the drawing process of described step 3 and step 4 is finished based on Open Cascade model.
3. according to the described a kind of road grade crossing generation method based on hierarchical model of claim 1, it is characterized in that: described canalization parameter comprises that road intersection number, minimal curve radius, the red line of this surface road crossing lead the width of right angle, every road intersection, design grade, deflection angle.
4. according to the described a kind of road grade crossing generation method based on hierarchical model of claim 1, it is characterized in that: described every road circuit component comprises at least one corresponding with it attribute respectively, described road circuit component comprises primary element and derives from element, wherein, primary element refers to have the minimal set of the road circuit component of a certain or multiple same alike result, derives from the set that also has the road circuit component of extended attribute outside all properties that element refers to have certain primary element.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105956544A (en) * | 2016-04-28 | 2016-09-21 | 武汉大学 | Remote sensing image road intersection extraction method based on structural index characteristic |
| CN108922185A (en) * | 2018-07-19 | 2018-11-30 | 连云港杰瑞电子有限公司 | A kind of method of quick deployment intersection channelizing system |
| CN109033659A (en) * | 2018-08-06 | 2018-12-18 | 北京市市政工程设计研究总院有限公司 | Show the method for intersection progress intersection channelizing by figure layer point in civil3d |
| CN109920031A (en) * | 2019-04-12 | 2019-06-21 | 中电海康集团有限公司 | A kind of method and system of Fast Drawing intersection |
| CN110136439A (en) * | 2019-05-15 | 2019-08-16 | 东南大学 | A kind of lane width design method suitable for automatic driving vehicle |
| CN113850993A (en) * | 2021-09-09 | 2021-12-28 | 安徽科力信息产业有限责任公司 | Signal channelizing rendering method and system for traffic road intersection |
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2013
- 2013-04-27 CN CN2013101509885A patent/CN103268373A/en active Pending
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105956544A (en) * | 2016-04-28 | 2016-09-21 | 武汉大学 | Remote sensing image road intersection extraction method based on structural index characteristic |
| CN105956544B (en) * | 2016-04-28 | 2019-04-09 | 武汉大学 | A method of it extracts the remote sensing image road intersection based on structure index feature |
| CN108922185A (en) * | 2018-07-19 | 2018-11-30 | 连云港杰瑞电子有限公司 | A kind of method of quick deployment intersection channelizing system |
| CN108922185B (en) * | 2018-07-19 | 2020-07-14 | 连云港杰瑞电子有限公司 | Method for quickly deploying intersection channelized system |
| CN109033659A (en) * | 2018-08-06 | 2018-12-18 | 北京市市政工程设计研究总院有限公司 | Show the method for intersection progress intersection channelizing by figure layer point in civil3d |
| CN109033659B (en) * | 2018-08-06 | 2023-04-25 | 北京市市政工程设计研究总院有限公司 | Method for carrying out intersection canalization on civil3d layered intersection |
| CN109920031A (en) * | 2019-04-12 | 2019-06-21 | 中电海康集团有限公司 | A kind of method and system of Fast Drawing intersection |
| CN109920031B (en) * | 2019-04-12 | 2023-07-14 | 浙江海康智联科技有限公司 | Method and system for rapidly drawing road intersection |
| CN110136439A (en) * | 2019-05-15 | 2019-08-16 | 东南大学 | A kind of lane width design method suitable for automatic driving vehicle |
| CN113850993A (en) * | 2021-09-09 | 2021-12-28 | 安徽科力信息产业有限责任公司 | Signal channelizing rendering method and system for traffic road intersection |
| CN113850993B (en) * | 2021-09-09 | 2022-12-30 | 安徽科力信息产业有限责任公司 | Signal channelized rendering method and system for traffic road intersection |
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Application publication date: 20130828 |