CN107330140A - The method that transformer station is quickly vertically arranged is realized based on BIM technology - Google Patents
The method that transformer station is quickly vertically arranged is realized based on BIM technology Download PDFInfo
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Abstract
The method that transformer station is quickly vertically arranged realized based on BIM technology the invention discloses a kind of, belong to transformer station's Digital Three-Dimensional design field, including obtain digital elevation model, the amount of fill and amount of excavation drawing original place model, form design place model, carry out the earthwork according to design place model and original place model are calculated, the elevation or the gradient of adjusted design place model repeatedly are until meeting the step of output effect five.The quick arrangement of three-dimensional that the present invention realizes place using BIM technology, designer is set to hold site terrain environment accurate and visually, really realize the utilization to existing terrain, the ratio choosing of scheme can quickly be carried out, the need for it is met production, life and use, it can reach that volume of earthwork is less, ecological environment is good, Accelerating The Construction progress, the purpose saved the area with capital expenditure again.
Description
Technical field
The method that transformer station is quickly vertically arranged realized based on BIM technology the present invention relates to a kind of, belongs to transformer station's numeral
Change Three-dimensional Design Technique field.
Background technology
It is the physical relief for making full use of and transforming place to be vertically arranged, and vertical direction is carried out to building (structure) structures etc.
Elevation absolute altitude is arranged and arranged, it had both been met that earth volume is few, yard drain rationally, beneficial to underground installation pipelining, conveniently
The requirement of road traffic.
During current transformer station's total figure is vertically arranged, mainly designed with two dimensional surface based on.In the hypsographic map of two dimension
On, designer is generally required to first pass through interpreting blueprints, and the landform on drawing is reflected in the brain, then to thinking in brains by illusion
The initial land form of elephant is analyzed, designed, often when considering a problem more, and designer just seems gruelling.Designer
It is difficult to which landform is connected each other with surrounding environment.Earthwork calculation is pulled one hair and move the whole body, and a large amount of repeat is caused in scheme analysis
Work, complicated and cumbersome, the mesh generation of plane is also difficult to meet the demand become more meticulous in precision.In traditional design, need
Want continuous survey calculation to draw the contour in place, not only efficiency is low but also low precision.
The content of the invention
The technical problem to be solved in the invention is to provide a kind of realizes what transformer station was quickly vertically arranged based on BIM technology
Method, can quickly carry out the ratio choosing of scheme, and the need for it is met production, life and use, a cubic metre of earth work can be reached again
Journey amount is less, ecological environment good, Accelerating The Construction progress, the purpose saved the area with capital expenditure, so as to effectively improve design
Efficiency and design accuracy.
In order to solve the above technical problems, the technical solution adopted in the present invention is：
It is a kind of that the method that transformer station is quickly vertically arranged is realized based on BIM technology, comprise the following steps：
Step A, acquisition digital elevation model (digital elevation model vehicle economy M)；
Step B, the digital elevation model according to acquisition, original is drawn by way of the nearest line formation triangular facet of elevational point
Beginning place model；
Step C, the place elevation designed according to designer and the gradient are drawn to place of the field after flat, form design
Place model；
Step D, the amount of fill of the earthwork, amount of excavation are carried out according to design place model and original place model calculated；
Step E, designer carry out analysis to the amount of fill, the amount of excavation that calculate and decide whether adjusted design place
The elevation or the gradient of model, it is necessary to adjusted the calculating for re-starting amount of fill, amount of excavation after elevation or the gradient again if adjusting,
Earthwork calculation achievement is exported when no longer needing adjustment.
Technical solution of the present invention further improvement is that：The acquisition of Law of DEM Data is by straight in step A
Measurement and/or indirect gain are connect, direct measurement is to utilize total powerstation or GPS progress direct measurements；Indirect gain is from aviation
Obtained on image, remote sensing images or existing physical relief figure.
Technical solution of the present invention further improvement is that：In step B, the step of drawing original place model is：
Step B1, digital elevation model imported computer；
Elevational point in digital elevation model is changed into three dimensions point, contour is separated into by step B2, computer
Real three dimensions point；
Step B3, computer all three dimensions points of generation according to planar X to from left to right, Y-direction on to
Under arranging rule carry out locus arrangement, close on three points generation triangular facet, so as to draw original place model.
Technical solution of the present invention further improvement is that：In step C, using elevation point mode or altitude traverse mode shape
Into design place model, it is specially：
Elevation point mode：The height value and X of a some region of elevational point are specified to the gradient and the Y-direction gradient, computer
According to the vertical algorithm generation one space face of elevational point and two automatic spaces of value of slope, according to projection algorithm compositing area
End points is all projected on the space face of generation, and the subpoint projected on the face of space constitutes new region according to searching algorithm, just
It is design place model；
Altitude traverse mode：Select a side of closed area as altitude traverse, the elevation and the vertical gradient of altitude traverse be set,
Computer generates space face according to altitude traverse and the vertical gradient by discrete differential algorithm, is then generated according to projection algorithm
Design place model.
Technical solution of the present invention further improvement is that：Volume is calculated using irregular three-D body Model in step D
Method carries out the amount of fill of the earthwork, amount of excavation and calculated：
Step D1, design place model are one or more inclined-planes according to gradient influence, and plane is generated when the gradient is 0,
There are three kinds of spatial relations on these inclined-planes of generation with original place model；
Step D2, according to every kind of specific spatial relation, the amount of fill for carrying out the earthwork to it respectively, the meter of amount of excavation
Calculate, all amounts of fill, amount of excavation are each added be exactly the whole smooth needs of place scope amount of fill, amount of excavation.
Technical solution of the present invention further improvement is that：Step D2 calculating process is：Amount of fill, the amount of excavation of the earthwork
Calculating is the primary field ground level MNL institutes folder portion by designing design place plane ABC and original place model in the model of place
Point determine, therefore utilization space triangular pyramid volume and different according to two plane intersection locations, mark off the rule of different patterns
Said three-dimensional body carries out the calculating of volume respectively：
(1), when the natural elevation in primary field ground level MNL three summits is all higher than designing place plane ABC place mark
Gao Shi, is divided into triangular prism and triangular pyramid to be respectively calculated the raised area and draws amount of excavation；
(2), put down when the natural elevation in primary field ground level MNL three summits has one or two summit to be less than design place
During face ABC site elevation, design two or one seamed edge of place plane ABC and triangular prism intersects semi-filling and semi-excavating, now automatically
It is divided into two triangular pyramids to calculate volume respectively, one is amount of fill, and one is amount of excavation；
(3), when the natural elevation in primary field ground level MNL three summits is both less than design place plane ABC place mark
Gao Shi, it is low go out partial segmentation be respectively calculated into triangular prism and triangular pyramid and draw amount of fill；
(4) it is exactly place total amount of excavation and amount of fill that, all amounts of excavation and amount of fill, which are separately summed,.
By adopting the above-described technical solution, the technological progress that the present invention is obtained is：Transformer station is realized using BIM technology
The quick arrangement of three-dimensional in place, can quickly carry out the ratio choosing of scheme, the need for it is met production, life and use,
It can reach that volume of earthwork is less, ecological environment is good, Accelerating The Construction progress, the purpose saved the area with capital expenditure again.
The present invention can allow designer to hold site terrain environment accurate and visually, and especially in site, orographic condition is tight
High mountain area environment, really realizes the utilization to existing terrain, reduces plant area's excavated-in t4 quantities so that natural hill with
Side slope is effectively combined, it is to avoid destruction to periphery landform.By the optimization to being vertically arranged and threedimensional model build and
The scheme comparison of earthwork, reaches and reduces investment outlay, and reduces cost, shortens the effect of duration.
The method that transformer station place is vertically arranged is realized based on BIM technology, place situation can be got information about, flexible
Carry out vertical elevation determination, be precisely rapidly performed by Earthwork Calculation, facilitate the ratio of carry out scheme to select, substantially increase design effect
Rate and accuracy.
Present invention application BIM technology, carries out being vertically arranged design on threedimensional model, introduces digital elevation model technology,
Computer simulation is carried out to the topography and geomorphology of target area, is shown in three-dimensional dynamic form, is contained target area and appoint
Anticipate the three-dimensional coordinate of a bit.No longer it is the square of plane during earthwork grid division using three-dimensional modeling data, then this conversion
Into any geometric space shape in space, each three-dimensional fast volume is obtained using computer, excavated-in t4 amount is calculated.Design
Data use the form of dynamic link, the modification of scheme are facilitated to greatest extent and than choosing.Place is carried out by BIM technology
Each buildings or structures can be expressed by the point, line, surface of different absolute altitudes in the range of the modeling become more meticulous, place,
Intuitively show its elevation.
The place shown based on original place model and design place model progress Earthwork calculation of the present invention is to be based on
What the concept of said three-dimensional body was shown, compared to the displaying of traditional three-dimensional surface, its concept is truer, and combines exploration specialty
Survey data, can actual display go out the real depth and scope of each soil layer, effectively help designer to carry out such as basic
The design of other models such as design, cable duct design, applicability is wide, it is easy to promote.
Brief description of the drawings
Fig. 1 is the flow chart of the present invention；
Fig. 2 is the locus pass that the method that the present invention calculates volume using irregular three-D body Model carries out Earthwork calculation
It is one；
Fig. 3 is the locus pass that the method that the present invention calculates volume using irregular three-D body Model carries out Earthwork calculation
It is two；
Fig. 4 is the locus pass that the method that the present invention calculates volume using irregular three-D body Model carries out Earthwork calculation
It is three.
Embodiment
The present invention is described in further details with reference to embodiment：
As shown in Figures 1 to 4, it is a kind of that the method that transformer station is quickly vertically arranged, including following step are realized based on BIM technology
Suddenly：
Step A, acquisition digital elevation model (digital elevation model vehicle economy M)；
Step B, the digital elevation model according to acquisition, original is drawn by way of the nearest line formation triangular facet of elevational point
Beginning place model；
Step C, the place elevation designed according to designer and the gradient are drawn to place of the field after flat, form design
Place model；
Step D, the amount of fill of the earthwork, amount of excavation are carried out according to design place model and original place model calculated；
Step E, designer carry out analysis to the amount of fill, the amount of excavation that calculate and decide whether adjusted design place
The elevation or the gradient of model, it is necessary to adjusted the calculating for re-starting amount of fill, amount of excavation after elevation or the gradient again if adjusting,
Earthwork calculation achievement is exported when no longer needing adjustment.The namely place elevation and the gradient of adjusted design place model repeatedly
To recalculate amount of fill, the amount of excavation of the earthwork, until meeting optimal output effect.
The acquisition of Law of DEM Data is that, by direct measurement and/or indirect gain, direct measurement is in step A
Direct measurement is carried out using total powerstation or GPS；Indirect gain is obtained from aviation image, remote sensing images or existing physical relief figure
Arrive.
In step B, the step of drawing original place model is：
Step B1, digital elevation model imported computer；
Elevational point in digital elevation model is changed into three dimensions point, contour is separated into by step B2, computer
Real three dimensions point；
Step B3, computer all three dimensions points of generation according to planar X to from left to right, Y-direction on to
Under arranging rule carry out locus arrangement, close on three points generation triangular facet, so as to draw original place model.
In step C, design place model is formed using elevation point mode or altitude traverse mode, is specially：
Elevation point mode：The height value and X of a some region of elevational point are specified to the gradient and the Y-direction gradient, computer
According to the vertical algorithm generation one space face of elevational point and two automatic spaces of value of slope, according to projection algorithm compositing area
End points is all projected on the space face of generation, and the subpoint projected on the face of space constitutes new region according to searching algorithm, just
It is design place model；
Altitude traverse mode：Select a side of closed area as altitude traverse, the elevation and the vertical gradient of altitude traverse be set,
Computer generates space face according to altitude traverse and the vertical gradient by discrete differential algorithm, is then generated according to projection algorithm
Design place model.
The method for calculating volume using irregular three-D body Model in step D carries out the amount of fill of the earthwork, amount of excavation and calculated
Process be：
Step D1, the place elevation designed according to designer and gradient generation design place model, the design of generation
Ground model is one or more inclined-planes according to gradient influence, and plane, these inclined-planes and primary field of generation are generated when the gradient is 0
There are three kinds of spatial relations on ground；
Step D2, according to every kind of specific spatial relation, the amount of fill for carrying out the earthwork to it respectively, the meter of amount of excavation
Calculate, amount of fill, amount of excavation all triangular prisms be each added be exactly the whole smooth needs of place scope amount of fill, excavation
Amount.
Step D2 calculating process is：It is by designing the design in the model of place that amount of fill, the amount of excavation of the earthwork, which are calculated,
The folded parts of the primary field ground level MNL of ground level ABC and original place model are determined, it is possible to utilization space Rhizoma Sparganii cone
Accumulate to solve this problem, different according to two plane intersection locations, the regular said three-dimensional body for marking off different patterns is carried out respectively
The calculating of volume：
In three-dimensional system of coordinate, design place plane ABC and primary field ground level MNL function analytic expression difference is set up
For：
Domain of definition is (x, y) ∈ Δs A'B'C'
Need exist for explanation is that primary field ground level MNL function analytic expression g (x, y) is by grading absolute altitude (H0) peace
What slight slope degree (i, j) was uniquely determined, specific derivation formula is not illustrated herein.
The excavation and cart-away amount of filling out to be calculated partly is determined as folded by plane ABC and plane MNL, it is possible to utilize function
Integrate to solve this problem, it is different according to two plane intersection locations, divide three kinds of situations to introduce respectively below：
(1), when the natural elevation in primary field ground level MNL three summits is all higher than designing place plane ABC place mark
When high (shown in Fig. 2), it is divided into triangular prism and triangular pyramid to be respectively calculated the raised area and draws amount of excavation, calculation formula
For：
Wherein, S is closed interval Δ A'B'C' on coordinate plane.
(2), put down when the natural elevation in primary field ground level MNL three summits has one or two summit to be less than design place
During face ABC site elevation (shown in Fig. 4), design two or one seamed edge of place plane ABC and triangular prism intersects semi-filling and semi-excavating,
Now it is divided into two triangular pyramids to calculate volume respectively automatically, one is amount of fill, one is amount of excavation, it is necessary to separate computations：
Wherein, S1For closed interval Δ B'E'F', S on coordinate plane1For Δ A'C'E'F' in closed interval on coordinate plane.
(3), when the natural elevation in primary field ground level MNL three summits is both less than design place plane ABC place mark
When high (shown in Fig. 3), it is low go out partial segmentation be respectively calculated into triangular prism and triangular pyramid and draw amount of fill, calculation formula
For：
Wherein, S is closed interval Δ A'B'C' on coordinate plane.
The value now calculated, which has just, negative, and on the occasion of for amount of fill, negative value is amount of excavation, according to the method by place
All triangulation networks are all calculated in the range of grading, are finally collected respectively according to positive and negative values, obtain the engineering of embankment and excavation
Total amount.
(4) it is exactly place total amount of excavation and amount of fill that, all amounts of excavation and amount of fill, which are separately summed,：
Wherein,The embankment of respectively k-th triangular prism unit and amount of excavation.
Claims (6)
1. a kind of realize the method that transformer station is quickly vertically arranged based on BIM technology, it is characterised in that comprises the following steps：
Step A, acquisition digital elevation model；
Step B, the digital elevation model according to acquisition, primary field is drawn by way of the nearest line formation triangular facet of elevational point
Ground model；
Step C, the place elevation designed according to designer and the gradient are drawn to place of the field after flat, form design place
Model；
Step D, the amount of fill of the earthwork, amount of excavation are carried out according to design place model and original place model calculated；
Step E, designer carry out analysis to the amount of fill, the amount of excavation that calculate and decide whether adjusted design place model
Elevation or the gradient, it is necessary to adjusted the calculating for re-starting amount of fill, amount of excavation after elevation or the gradient again if adjusting, until
No longer need to export Earthwork calculation achievement during adjustment.
2. according to claim 1 realize the method that transformer station is quickly vertically arranged based on BIM technology, it is characterised in that：
The acquisition of Law of DEM Data is that, by direct measurement and/or indirect gain, direct measurement is to utilize whole station in step A
Instrument or GPS carry out direct measurement；Indirect gain is obtained from aviation image, remote sensing images or existing physical relief figure.
3. according to claim 1 realize the method that transformer station is quickly vertically arranged based on BIM technology, it is characterised in that step
In rapid B, the step of drawing original place model is：
Step B1, digital elevation model imported computer；
Elevational point in digital elevation model is changed into three dimensions point, contour is separated into truly by step B2, computer
Three dimensions point；
Step B3, computer all three dimensions points of generation according to planar X to from left to right, Y-direction from top to bottom
Arranging rule carries out locus arrangement, the three points generation triangular facet closed on, so as to draw original place model.
4. according to claim 1 realize the method that transformer station is quickly vertically arranged based on BIM technology, it is characterised in that：
In step C, design place model is formed using elevation point mode or altitude traverse mode, is specially：
Elevation point mode：The height value and X of a some region of elevational point are specified to the gradient and the Y-direction gradient, computer according to
The vertical algorithm generation one space face of elevational point and two automatic spaces of value of slope, according to end points of the projection algorithm compositing area
All project on the space face of generation, the subpoint projected on the face of space constitutes new region according to searching algorithm, exactly sets
Count place model；
Altitude traverse mode：Select a side of closed area as altitude traverse, the elevation and the vertical gradient of altitude traverse are set, calculated
Machine generates space face according to altitude traverse and the vertical gradient by discrete differential algorithm, is then generated and designed according to projection algorithm
Place model.
5. according to claim 1 realize the method that transformer station is quickly vertically arranged based on BIM technology, it is characterised in that step
The method for calculating volume using irregular three-D body Model in rapid D carries out the amount of fill of the earthwork, amount of excavation and calculated：
Step D1, design place model are one or more inclined-planes according to gradient influence, and plane is generated when the gradient is 0, are generated
These inclined-planes and original place model have three kinds of spatial relations；
Step D2, according to every kind of specific spatial relation, the calculating of the amount of fill, amount of excavation of the earthwork is carried out to it respectively,
All amounts of fill, amount of excavation be each added be exactly the whole smooth needs of place scope amount of fill, amount of excavation.
6. according to claim 5 realize the method that transformer station is quickly vertically arranged based on BIM technology, it is characterised in that step
Suddenly D2 calculating process is：Cubic metre of earth amount of fill, amount of excavation calculate be by design place model in design place plane ABC and
The folded part of the primary field ground level MNL of original place model determines, therefore utilization space triangular pyramid volume and flat according to two
Face intersection location is different, and the regular said three-dimensional body for marking off different patterns carries out the calculating of volume respectively：
(1), when the natural elevation in primary field ground level MNL three summits is all higher than designing place plane ABC site elevation,
It is divided into triangular prism and triangular pyramid to be respectively calculated the raised area and draws amount of excavation；
(2), when primary field ground level MNL three summits, natural elevation has one or two summit to be less than design place plane
During ABC site elevation, design two or one seamed edge of place plane ABC and triangular prism intersects semi-filling and semi-excavating, now automatic point
It is cut into two triangular pyramids and calculates volume respectively, one is amount of fill, and one is amount of excavation；
(3), when the natural elevation in primary field ground level MNL three summits is both less than design place plane ABC site elevation,
It is low go out partial segmentation be respectively calculated into triangular prism and triangular pyramid and draw amount of fill；
(4) it is exactly place total amount of excavation and amount of fill that, all amounts of excavation and amount of fill, which are separately summed,.
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| CN108038269B (en) * | 2017-11-19 | 2021-06-01 | 上海二十冶建设有限公司 | Mountain building group earth-rock square balance blending method based on BIM |
| CN108457504A (en) * | 2018-03-27 | 2018-08-28 | 湘能楚天电力有限公司 | A kind of building method of BIM assembly integrated intelligents substation |
| CN108984908B (en) * | 2018-07-19 | 2021-09-21 | 中国建筑第八工程局有限公司 | Construction method for assisting civil air defense cavern transformation by utilizing BIM technology |
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| CN110532719A (en) * | 2019-09-04 | 2019-12-03 | 上海宝冶集团有限公司 | A kind of construction site Method of Earthwok Calculation and device |
| CN110992475A (en) * | 2019-12-12 | 2020-04-10 | 中国水利水电第八工程局有限公司 | Method, system and medium for rapidly calculating engineering quantity of any part of large-volume concrete in hydraulic and hydroelectric engineering |
| CN110992475B (en) * | 2019-12-12 | 2023-10-31 | 中国水利水电第八工程局有限公司 | Method, system and medium for rapidly calculating engineering quantity of any part of large-volume concrete of hydraulic and hydroelectric engineering |
| CN111667569A (en) * | 2020-06-02 | 2020-09-15 | 重庆数地科技有限公司 | Three-dimensional real-scene earthwork visual accurate measuring and calculating method based on Rhino and Grasshopper |
| CN111667569B (en) * | 2020-06-02 | 2023-07-18 | 重庆数地科技有限公司 | Three-dimensional live-action soil visual accurate measurement and calculation method based on Rhino and Grasshopper |
| CN111783194A (en) * | 2020-06-12 | 2020-10-16 | 中国二十冶集团有限公司 | Optimized calculation method for mountain road earth volume |
| CN111881503A (en) * | 2020-07-31 | 2020-11-03 | 中邦山水规划设计有限公司 | System and method for scenic garden general map site optimization design based on BIM + GIS |
| CN112580123A (en) * | 2020-12-25 | 2021-03-30 | 广联达科技股份有限公司 | Editing method and device of beam graphics primitives, electronic equipment and readable storage medium |
| CN112580123B (en) * | 2020-12-25 | 2024-03-08 | 广联达科技股份有限公司 | Liang Tuyuan editing method, liang Tuyuan editing device, electronic equipment and readable storage medium |
| CN113204825A (en) * | 2021-05-25 | 2021-08-03 | 中建八局第三建设有限公司 | BIM technology-based vertical design method for urban garden landscape |
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