CN104296668B - The externally measured method of tank foundation sedimentation - Google Patents
The externally measured method of tank foundation sedimentation Download PDFInfo
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- CN104296668B CN104296668B CN201410499720.7A CN201410499720A CN104296668B CN 104296668 B CN104296668 B CN 104296668B CN 201410499720 A CN201410499720 A CN 201410499720A CN 104296668 B CN104296668 B CN 104296668B
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Abstract
The present invention relates to a kind of externally measured method of tank foundation sedimentation, mainly solves the problems, such as that the measurement of all coordinate points on tank foundation circumferencial direction can not be completed in same position in the prior art.A kind of externally measured method that the present invention settles by using tank foundation, using the height of total station survey tank foundation point coordinates, communication connection is established using data logger and total powerstation, the data that automatic storage total station survey arrives, using measurement point of the prism as tank foundation height, prism is placed on above tank foundation, and after often having measured a settlement point, prism is moved on into next position；After the settlement measurement for completing a survey station point, carry out station transfer measurement, arrange at least three groups of transfer points, the coordinate points between different survey stations are transformed into the same coordinate system by Coordinate Conversion, the technical scheme of measurement for completing sedimentation point coordinates preferably solves above mentioned problem, available for tank foundation sedimentation it is externally measured in.
Description
Technical field
The present invention relates to a kind of externally measured method of tank foundation sedimentation.
Background technology
Tank foundation sedimentation refers to the basic oil product in storage tank itself and tank of storage tank and answering for external applied load (wind, rain etc.)
The lower foundation surface caused by densification of power effect sinks.Excessive sedimentation, particularly differential settlement, storage tank can be made to incline
Tiltedly, deform, cause the accidents such as tank level rise, floating plate chuck to occur.
Tank foundation settlement measurement, which is assessed, to be calculated along storage tank circumferencial direction, the discrepancy in elevation between basic measurement point.Therefore,
Need to measure under the same coordinate system, the height of tank foundation.
CN201110029507.6 is related to a kind of large-scale construction engineering settlement observation method and settlement observer.The device
Containing built-in fitting, conduction mechanism, signal designation mechanism, conduction mechanism is containing telescopic bull stick, rotating shaft and the pillar being vertically arranged, installation
Rigid link in pillar, rigid link one end are fixedly connected on the built-in fitting for being embedded in and ramming in base, and the other end, which is articulated with, to be stretched
Contracting formula bull stick one end, the telescopic bull stick is perpendicular with rotating shaft and its other end is fixed in the rotating shaft, and signal designation mechanism contains
Laser designator and corresponding projection screen in rotating shaft radial position；The axle bed and signal designation mechanism pair of conduction mechanism
Should be installed on heavy load pile foundation support table framework, built-in fitting with pile foundation sink caused by deformation quantity through conduction mechanism transmission
Signal designation mechanism is given, settling amount is shown by it, or signal of change or predicting sett ment are shown by it.
Because total station survey tank foundation point coordinates is carried out outside storage tank, by the pact of spatial obstacle thing (tank body)
Beam, the measurement of all coordinate points on tank foundation circumferencial direction can not be completed in same position.Therefore, how storage tank is measured
Height value of the basis under the same coordinate system, turns into a problem.
The present invention targetedly solves the problem.
The content of the invention
The technical problems to be solved by the invention are can not to complete tank foundation circumference in same position in the prior art
On direction the problem of the measurement of all coordinate points, there is provided a kind of externally measured method of new tank foundation sedimentation.This method is used
In tank foundation sedimentation it is externally measured in, have can same position complete tank foundation circumferencial direction on all coordinate points
Measurement the advantages of.
To solve the above problems, the technical solution adopted by the present invention is as follows：A kind of externally measured side of tank foundation sedimentation
Method, using the height of total station survey tank foundation point coordinates, communication connection is established using data logger and total powerstation, automatically
The data that storage total station survey arrives, using measurement point of the prism as tank foundation height, prism is placed on tank foundation
Face, after often having measured a settlement point, prism is moved on into next position；After the settlement measurement for completing a survey station point,
Station transfer measurement is carried out, arranges at least three groups of transfer points, is transformed into the coordinate points between different survey stations by Coordinate Conversion same
In coordinate system, the measurement of sedimentation point coordinates is completed.
In above-mentioned technical proposal, it is preferable that the total powerstation is fixed on A-frame, is placed on the one of fire wall
Individual corner, it is as far as possible remote from tank foundation；A-frame is used for the height and levelness for supporting and adjusting total powerstation.
In above-mentioned technical proposal, it is preferable that after the total powerstation places, it is necessary to after levelling, can just be operated.
In above-mentioned technical proposal, it is preferable that the data logger is the engineering mobile phone for being mounted with Survey Software, passes through indigo plant
Tooth communications protocol is connected with total powerstation.
In above-mentioned technical proposal, it is preferable that the total powerstation can search for prism automatically, and prism is placed on transfer point.
In above-mentioned technical proposal, it is preferable that the second survey station point is the corner close to the fire wall of the first survey station point.
In above-mentioned technical proposal, it is preferable that the transfer point will can be observed in former and later two survey stations by total powerstation,
Station transfer measurement could be completed.
In above-mentioned technical proposal, it is preferable that the described data measured are imported into computer is analyzed and processed.
The method that the present invention is measured using station transfer, by coordinate transformation by the Coordinate Conversion between different survey station points to same
In coordinate system, the survey of all coordinate points on tank foundation circumferencial direction can not be completed in same position in the prior art by solving
The problem of amount, achieve preferable technique effect.
Brief description of the drawings
Fig. 1 is the top view of foundation settlement of the present invention measurement；
Fig. 2 is the side view of foundation settlement of the present invention measurement.
Below by embodiment, the invention will be further elaborated, but is not limited only to the present embodiment.
Embodiment
【Embodiment 1】
In each standard related to tank foundation sedimentation, different requirements is all made that to sedimentation.But specific requirement is all
It is that foundation ring is upward, the differential settlement between consecutive points (being not more than 10m) and in diametric(al) between 2 points.Therefore, it is necessary to measure
Go out coordinate of the tank foundation under the same coordinate system, so as to make assessment to whether basis meets the requirements.
Equipment is installed
During specific measurement, as depicted in figs. 1 and 2, the position in upper left corner A-frame being placed in fire wall, from north
The distance of side and west side wall dike respectively may be about 2m.After A-frame is put well, total powerstation is fixed on support, and it is levelling.Note
Record instrument is attached by bluetooth and total powerstation.
Transfer point is arranged
Such as Fig. 1, three transfer points (prism is placed on transfer point) are arranged in a little 1., 2. and 3. opening position, wherein 1.
2. be placed on total powerstation it is left back and right after close to the position of fire wall, be 3. placed on position on the downside of fire wall immediately below total powerstation
Put.After transfer point arranges, it is to be ensured that total powerstation can observe three conversions in 2 two location points of survey station one and survey station
Point.The rest may be inferred, and the transfer point of survey station two is arranged in the position of figure midpoint 4., 5. and 6., and the transfer point of survey station three is arranged in figure
In position 7., 8. and 9., use 3 groups of transfer points, you can complete measurement.
Measurement point is arranged
In storage tank circumferencial direction, N number of point is uniformly distributed, is measured using total powerstation along storage tank circumferencial direction.Minimum point
Quantity of layouting N calculation formula sees below formula.
N=3.28 × D/10
Wherein：
N：It is minimum to require that settlement measurement is counted, and 8 can not be less than.N should be modified to a larger even number, and measure
The spacing of point is no more than 9.75m；
D：Tank diameter, m.
With 10 × 104m3Exemplified by crude oil storage tank, its a diameter of 80m, therefore N=26.24 ≈ 28.Spacing L=π * D/N=
8.97m, meet to require.
After calculating measurement points, using the due east of storage tank as starting point 1, measured using meter ruler, according to side counterclockwise
To being numbered, and it is marked with marking pen on tank skin.
Measurement
Total powerstation is fixed on after the position of survey station one, starts to measure.Such as Fig. 1, each survey station position, total powerstation
Visual range for circumference 1/4 length.After prism to be placed on to the position of labeled numbering, point coordinates is measured, recorder is deposited automatically
Data are stored up, and remarks are carried out to the numbering of measurement point.Be sequentially completed in total powerstation visual range measurement a little.Complete survey station
After the coordinate of one all settlement points, the position of total powerstation is motionless, completes the coordinate of transfer point 1., 2. and 3. in same position and surveys
Amount.Then equipment is moved into survey station two, it is equally levelling to total powerstation progress, then start to measure.Measures conversion point is 1., 2. first
3. coordinate (during station transfer, it is necessary to keep the position of 3 transfer points motionless), two liang of stations of survey station one and survey station are surveyed
The data arrived carry out Coordinate Conversion calculating, so that the point coordinates that survey station two measures is transformed into the coordinate system of survey station one.Survey
The measurement for two basic settlement points of standing is same as above.
The rest may be inferred, after the settlement point measurement of survey station two terminates, such as Fig. 1, the coordinate of measures conversion point 4., 5. and 6..
Then equipment is moved into survey station three, and the coordinate of measures conversion point 4., 5. and 6., completes coordinate transformation, measured settlement point it
Afterwards.Start the coordinate of measures conversion point 7., 8. and 9., station transfer to survey station four, the coordinate of measures conversion point 7., 8. and 9. again,
Coordinate transformation is completed, and measures sedimentation point coordinates.
Finally the data measured are imported into computer and analyzed and processed.
Claims (3)
1. a kind of externally measured method of tank foundation sedimentation, using the height of total station survey tank foundation point coordinates, is used
Data logger establishes communication connection, the data that automatic storage total station survey arrives, using prism as storage tank base with total powerstation
The measurement point of plinth height, prism are placed on above tank foundation, after often having measured a settlement point, prism are moved on to next
Position；After the settlement measurement for completing a survey station point, station transfer measurement is carried out, arranges at least three groups of transfer points, is turned by coordinate
The coordinate points changed commanders between different survey station points are transformed into the same coordinate system, complete the measurement of sedimentation point coordinates；The total powerstation
Prism can be searched for automatically, and prism is placed on transfer point；The transfer point will can be by total powerstation in former and later two survey station points
Observe, station transfer measurement could be completed；Corner of second survey station o'clock close to the fire wall of the first survey station point；The data record
Instrument is the engineering mobile phone for being mounted with Survey Software, is connected by bluetooth communication agreement with total powerstation；Total powerstation is fixed on three
In angle support, a corner of fire wall is placed on, away from tank foundation, apart from 2 meters of fire wall；A-frame is used to support
With the height and levelness of adjustment total powerstation.
2. the externally measured method of tank foundation sedimentation according to claim 1, it is characterised in that the total powerstation places
Afterwards, it is necessary to after levelling, it can just be operated.
3. the externally measured method of tank foundation sedimentation according to claim 1, it is characterised in that lead the data measured
Enter and analyzed and processed into computer.
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| CN109883406A (en) * | 2019-03-28 | 2019-06-14 | 江西日月明测控科技股份有限公司 | Calculation method and system based on the total station outline pose less put |
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| CN106813587B (en) * | 2015-11-30 | 2019-09-10 | 中国石油化工股份有限公司 | A kind of External floating roof tank DEFORMATION MONITORING SYSTEM |
| CN106813588B (en) * | 2015-11-30 | 2019-09-10 | 中国石油化工股份有限公司 | A kind of External floating roof tank group deformation monitoring method |
| CN106813590B (en) * | 2015-11-30 | 2019-09-10 | 中国石油化工股份有限公司 | External floating roof tank deformation detection method |
| CN106813589B (en) * | 2015-11-30 | 2019-09-10 | 中国石油化工股份有限公司 | With External floating roof tank real-time deformation monitoring method |
| CN108180860B (en) * | 2018-03-08 | 2023-05-23 | 湖南科技大学 | Deformation measuring device and method for building foundation under mining influence |
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Effective date of registration: 20171103 Address after: Yanan City, Shandong province Qingdao City three road 266071 No. 218 Applicant after: Qingdao Safety Engineering Research Institute of Sinopec Co., Ltd. Applicant after: Sinopec Corp. Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Applicant before: Sinopec Corp. Applicant before: Qingdao Safety Engineering Research Institute of Sinopec Co., Ltd. |
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