CN110307957A - A kind of wind tunnel body high-precision is without prism setting-out technique - Google Patents
A kind of wind tunnel body high-precision is without prism setting-out technique Download PDFInfo
- Publication number
- CN110307957A CN110307957A CN201910591958.5A CN201910591958A CN110307957A CN 110307957 A CN110307957 A CN 110307957A CN 201910591958 A CN201910591958 A CN 201910591958A CN 110307957 A CN110307957 A CN 110307957A
- Authority
- CN
- China
- Prior art keywords
- point
- wind tunnel
- total station
- precision
- coordinate
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
- G01M9/02—Wind tunnels
- G01M9/04—Details
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The invention discloses a kind of wind tunnel body high-precisions without prism setting-out technique, solves the problems, such as that the prior art is unable to satisfy oxygen evolution rate requirement using traditional total station survey mode.The present invention carries out high-precision without prism setting-out to wind tunnel body with apart from double revised laws using BIM Modifying model method or angle.Present inventive concept is marvellous, design is scientific and reasonable, it is easy to use, wind tunnel body high-precision can be met without prism setting-out requirement, overcome the problems, such as that traditional total station survey mode is unable to satisfy oxygen evolution rate requirement, the defect that can also overcome traditional total station prism setting-out that cannot work in vertical plane simultaneously, it can be applied in Various Complex section, can be not only widely applied in wind-tunnel building, have popularizing value in other structures building.
Description
Technical field
The present invention relates to building construction measurement fields, and in particular to a kind of wind tunnel body high-precision is without prism setting-out technique.
Background technique
Wind-tunnel is exactly a kind of device for generating controllable air flow in simple terms, and the final goal of construction is will be in wind tunnel test
Section obtains uniform, controllable, high-quality test air-flow.Project where of the invention belongs to low speed closed circuit wind tunnel, there is a company
Continuous air loop, air-flow are recycled in the body of hole, and center axis thereof is having a size of 150.86m × 45.65m, design requirement hole
Body circuit central axes deviation in the range of overall length 390m requires to be not more than no more than 10mm (allowable tolerance is not accumulative), scale
3mm (downstream direction is not more than 1mm).Wind-tunnel is frame beam structure, and section design shape has octagon, quadrangle and circle
Deng, wherein contraction section surrounding hole wall use the moulding of multi-curvature high-order curved surface.Entire hole body section is continuous on three-dimensional space scale
Change, the formation spacial special-shaped thin-wall construction of overlength, hole body section maximum clear height 20m, maximum clear span 24m, within the scope of overall height/overall with
Deviations from planarity is no more than 3mm.Type surface evenness requires to be that deviation is no more than 1mm within the scope of every 2 meters in the body of hole.Because of this engineering knot
Structure particularity and high-precision requirement, traditional total station survey mode are unable to satisfy oxygen evolution rate requirement.
Therefore, a kind of wind tunnel body high-precision is designed without prism setting-out technique, to meet wind tunnel body high-precision without prism
Setting-out requirement, becomes skilled artisan's technical problem urgently to be resolved.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of wind tunnel body high-precision without prism setting-out technique, solve existing
There is the problem of technology is unable to satisfy oxygen evolution rate requirement using traditional total station survey mode.
To achieve the above object, The technical solution adopted by the invention is as follows:
A kind of wind tunnel body high-precision is repaired using BIM Modifying model method or angle with apart from double without prism setting-out technique
It executes and high-precision is carried out without prism setting-out to wind tunnel body.
Specifically, the BIM Modifying model method the following steps are included:
Step 1 uses the structural plane actual coordinate near the total station acquisition pre- setting-out position of frame column；
Step 2 puts back to real coordinate position in BIM model, and physical location is simulated in BIM model and is come；
Step 3 marks theoretical profile in the amendment coordinate of realistic simulation position, then amendment coordinate is carried out scene and is put
Sample.
Specifically, the angle with apart from double revised laws the following steps are included:
Step 1, input hypothesis coordinate to total station carry out setting-out, adjust total station angle, guarantee that angu-lar deviation is 0,
Recording distance deviation L, and A point is marked in structural plane；
Step 2 finely tunes total station in the horizontal direction, guarantees that distance offsets are 0, records angu-lar deviation Φ, and tying
Structure face marks B point；
Step 3, record total station are built a station a coordinate XY, and data L, Φ, XY are put back to design drawing, measured in drawing A,
B two o'clock measures the accurate point C among A, B point to the correction value of exact point C using ruler at the scene.
More specifically, the angle and the calculating process apart from double revised laws are as follows: according to theoretical coordinate position and whole station
The instrument coordinate XY that builds a station determines range circle size, A point position is determined according to distance offsets L, according to angu-lar deviation Φ and model
It encloses circle and determines B point position, according to A, B point position determination block trestle physical location, according to frame column physical location and theoretical profile
Design lines can determine the amendment horizontal distance of coordinate position and correction position away from A, B point.
Compared with prior art, the invention has the following advantages:
Present inventive concept is marvellous, design is scientific and reasonable, easy to use, can meet wind tunnel body high-precision and want without prism setting-out
It asks, overcomes the problems, such as that traditional total station survey mode is unable to satisfy oxygen evolution rate requirement, while traditional total station rib can also be overcome
The defect that mirror setting-out cannot work in vertical plane, can apply in Various Complex section, can not only answer extensively in wind-tunnel building
With, other structures building in have popularizing value.
Detailed description of the invention
Fig. 1 is that the present invention uses BIM Modifying model method to carry out wind tunnel body high-precision without prism setting-out view.
Fig. 2 is that the present invention uses angle to carry out wind tunnel body high-precision without prism setting-out view with apart from double revised laws.
Fig. 3 is wind tunnel body frame column of the present invention construction schematic diagram.
Specific embodiment
The invention will be further described with embodiment for explanation with reference to the accompanying drawing, and mode of the invention includes but not only limits
In following embodiment.
As illustrated in fig. 1 and 2, a kind of wind tunnel body high-precision provided by the invention is without prism setting-out technique, using BIM model
Revised law or angle carry out in high precision without prism setting-out wind tunnel body with apart from double revised laws.Present inventive concept is marvellous, sets
Count it is scientific and reasonable, it is easy to use, wind tunnel body high-precision can be met without prism setting-out requirement, overcome traditional total station survey mode
The problem of being unable to satisfy oxygen evolution rate requirement, while can also overcome traditional total station prism setting-out that cannot lack what vertical plane worked
It falls into, can be applied in Various Complex section, can be not only widely applied in wind-tunnel building, have popularization in other structures building
Use value.
As shown in Figure 1, BIM Modifying model method of the present invention the following steps are included:
Step 1 uses the structural plane actual coordinate near the total station acquisition pre- setting-out position of frame column；
Step 2 puts back to real coordinate position in BIM model, and physical location is simulated in BIM model and is come；
Step 3 marks theoretical profile in the amendment coordinate of realistic simulation position, then amendment coordinate is carried out scene and is put
Sample.
As shown in Fig. 2, angle of the present invention with apart from double revised laws the following steps are included:
Step 1, input hypothesis coordinate to total station carry out setting-out, adjust total station angle, guarantee that angu-lar deviation is 0,
Recording distance deviation L, and A point is marked in structural plane；
Step 2 finely tunes total station in the horizontal direction, guarantees that distance offsets are 0, records angu-lar deviation Φ, and tying
Structure face marks B point；
Step 3, record total station are built a station a coordinate XY, and data L, Φ, XY are put back to design drawing, measured in drawing A,
B two o'clock measures the accurate point C among A, B point to the correction value of exact point C using ruler at the scene.
Angle of the present invention and the calculating process apart from double revised laws are as follows: built a station according to theoretical coordinate position and total station
Point coordinate XY determines range circle size, determines A point position according to distance offsets L, true according to angu-lar deviation Φ and range circle
B point position is determined, according to A, B point position determination block trestle physical location, according to frame column physical location and theoretical profile design lines
It can determine the amendment horizontal distance of coordinate position and correction position away from A, B point.
As shown in figure 3, to guarantee that control point is reliable and stable, frame column of first constructing will be constructed with total station without prism mode
The equal setting-out in control point is to frame column side, because tilting present in frame column bottom deviations and concrete construction casting process
And the mould deviation that rises, need at this time using BIM Modifying model method or angle with it is high-precision to the progress of wind tunnel body apart from double revised laws
Degree is without prism setting-out, to solve the problems, such as that drawing theoretical coordinate can not setting-out.
The present invention is during carrying out setting-out, because setting-out point is marked using reflecting piece in no prism mode, whole station
Instrument is equally sighted automatically without image of Buddha prism mode, so human factor observation error will increase, is seen for human factor is effectively reduced
Error is surveyed, the present invention uses three visual angle observation methods, to reduce human factor observation error.Three visual angle observation method specifically:
Human eye, respectively from left side, is hit exactly with respect to eyepiece, and right side is observed respectively, guarantees the center of reflecting piece and eyepiece cross in three visual angles
Silk is overlapped or bilateral symmetry.
Above-described embodiment is only one of the preferred embodiment of the present invention, should not be taken to limit protection model of the invention
It encloses, as long as that in body design thought of the invention and mentally makes has no the change of essential meaning or polishing, is solved
The technical issues of it is still consistent with the present invention, should all be included within protection scope of the present invention.
Claims (4)
1. a kind of wind tunnel body high-precision is without prism setting-out technique, which is characterized in that use BIM Modifying model method or angle
High-precision is carried out without prism setting-out to wind tunnel body with distance double revised laws.
2. a kind of wind tunnel body high-precision according to claim 1 is without prism setting-out technique, which is characterized in that the BIM
Modifying model method the following steps are included:
Step 1 uses the structural plane actual coordinate near the total station acquisition pre- setting-out position of frame column；
Step 2 puts back to real coordinate position in BIM model, and physical location is simulated in BIM model and is come；
Step 3 marks theoretical profile in the amendment coordinate of realistic simulation position, then amendment coordinate is carried out field lofting.
3. a kind of wind tunnel body high-precision according to claim 1 is without prism setting-out technique, which is characterized in that the angle
With the double revised laws of distance the following steps are included:
Step 1, input hypothesis coordinate to total station carry out setting-out, adjust total station angle, guarantee that angu-lar deviation is 0, record
Distance offsets L, and A point is marked in structural plane；
Step 2 finely tunes total station in the horizontal direction, guarantees that distance offsets are 0, records angu-lar deviation Φ, and in structural plane
Mark B point；
Step 3, record total station are built a station a coordinate XY, and data L, Φ, XY are put back to design drawing, A, B two is measured in drawing
Point measures the accurate point C among A, B point to the correction value of exact point C using ruler at the scene.
4. a kind of wind tunnel body high-precision according to claim 3 is without prism setting-out technique, which is characterized in that the angle
With the calculating process of the double revised laws of distance are as follows: determine that range circle is big according to theoretical coordinate position and total station the coordinate XY that builds a station
It is small, A point position is determined according to distance offsets L, B point position is determined according to angu-lar deviation Φ and range circle, according to A, B point
Set determining frame column physical location, can determine according to frame column physical location and theoretical profile design lines amendment coordinate position and
Horizontal distance of the correction position away from A, B point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910591958.5A CN110307957B (en) | 2019-07-02 | 2019-07-02 | High-precision prism-free lofting process for wind tunnel body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910591958.5A CN110307957B (en) | 2019-07-02 | 2019-07-02 | High-precision prism-free lofting process for wind tunnel body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110307957A true CN110307957A (en) | 2019-10-08 |
| CN110307957B CN110307957B (en) | 2021-07-13 |
Family
ID=68078827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910591958.5A Active CN110307957B (en) | 2019-07-02 | 2019-07-02 | High-precision prism-free lofting process for wind tunnel body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110307957B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110646159A (en) * | 2019-10-18 | 2020-01-03 | 中国建筑第八工程局有限公司 | Construction method for high-precision control and measurement of cast-in-place bare concrete wind tunnel |
| CN113029500A (en) * | 2021-03-26 | 2021-06-25 | 中国空气动力研究与发展中心超高速空气动力研究所 | Assembly process of main box body of large-scale test section of hypersonic wind tunnel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192381A (en) * | 2017-05-24 | 2017-09-22 | 中国建筑局（集团）有限公司 | A kind of surveying and locating method of any disorder space structure |
| CN108396653A (en) * | 2018-03-01 | 2018-08-14 | 成都佰人佰思科技有限公司 | A kind of steel structural bridge beam construction method |
| CN108759774A (en) * | 2018-05-28 | 2018-11-06 | 中国建筑第八工程局有限公司 | A kind of measurement method in irregular curved tunnel |
| CN108896026A (en) * | 2018-05-21 | 2018-11-27 | 中国建筑第八工程局有限公司 | The measurement method of the curtain wall construction of Complex Different Shape structural construction |
| CN109184213A (en) * | 2018-10-31 | 2019-01-11 | 青岛建集团有限公司 | Steel grid construction technique based on BIM setting-out and 3-D scanning |
-
2019
- 2019-07-02 CN CN201910591958.5A patent/CN110307957B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192381A (en) * | 2017-05-24 | 2017-09-22 | 中国建筑局（集团）有限公司 | A kind of surveying and locating method of any disorder space structure |
| CN108396653A (en) * | 2018-03-01 | 2018-08-14 | 成都佰人佰思科技有限公司 | A kind of steel structural bridge beam construction method |
| CN108896026A (en) * | 2018-05-21 | 2018-11-27 | 中国建筑第八工程局有限公司 | The measurement method of the curtain wall construction of Complex Different Shape structural construction |
| CN108759774A (en) * | 2018-05-28 | 2018-11-06 | 中国建筑第八工程局有限公司 | A kind of measurement method in irregular curved tunnel |
| CN109184213A (en) * | 2018-10-31 | 2019-01-11 | 青岛建集团有限公司 | Steel grid construction technique based on BIM setting-out and 3-D scanning |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110646159A (en) * | 2019-10-18 | 2020-01-03 | 中国建筑第八工程局有限公司 | Construction method for high-precision control and measurement of cast-in-place bare concrete wind tunnel |
| CN113029500A (en) * | 2021-03-26 | 2021-06-25 | 中国空气动力研究与发展中心超高速空气动力研究所 | Assembly process of main box body of large-scale test section of hypersonic wind tunnel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110307957B (en) | 2021-07-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107144273B (en) | Indoor measurement positioning system base station posture automatic compensating method based on inclination angle sensing | |
| CN108871266B (en) | Automatic settlement monitoring method based on intermediate method triangle elevation method | |
| CN103453849B (en) | The complex curved surface parts method for three-dimensional measurement that many optical sensors are collaborative and system | |
| CN101539397B (en) | Method for measuring three-dimensional attitude of object on precision-optical basis | |
| CN107192381A (en) | A kind of surveying and locating method of any disorder space structure | |
| CN110307957A (en) | A kind of wind tunnel body high-precision is without prism setting-out technique | |
| CN109631826B (en) | Satellite automation precision detection method | |
| CN102305617A (en) | Method for measuring elevation accurately by total station instrument in engineering | |
| CN104070513A (en) | Method for precision lineation of thin-wall special-shaped cast cabin | |
| CN108180881A (en) | Building deformation real-time measurement system | |
| CN110704809A (en) | Method for calculating angle closing difference of corner intersection network of railway CP II free survey station | |
| CN103364167B (en) | A kind of view window refraction offset correction method | |
| CN108151717A (en) | A kind of Full automatic quadrat method based on BIM systems | |
| CN103411584A (en) | Method and device for inspection measurement of fan-shaped section base of continuous casting machine | |
| CN109297453B (en) | Linear measurement method for arc-shaped template of lining trolley | |
| CN108318011A (en) | A method of construction site periphery displacement is monitored by UAV flight's total powerstation | |
| CN111895921B (en) | Compensation method for improving measurement precision of system to height difference | |
| CN110779503B (en) | Three-dimensional precision control network measuring method | |
| CN104713534A (en) | Submodule-assembled three-dimensional positioning mounting method | |
| CN107957241A (en) | Subway tunnel section center of circle determining device and method | |
| CN107134007A (en) | The three-dimensional fast modeling method of traffic infrastructure | |
| CN106323587A (en) | Monocular video high precision measuring method for wing wind tunnel test model elastic deformation | |
| CN106197274A (en) | A kind of digital measuring has the method for the scribe line position degree of the mould of curved surface | |
| CN109059889B (en) | Application method of total station in special-shaped steel structure processing | |
| CN110322559B (en) | Method for positioning intersection point of spherical crown type curved surface central point and curved surface fixed point connecting line and ground |
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 |