CN103808307A - Portable tablet type engineering geological surveying and mapping working method based on windows - Google Patents

Abstract

The invention relates to a portable tablet type engineering geological surveying and mapping working method based on windows. The engineering geological surveying and mapping working method comprises the following steps: collecting and storing coordinate information of a measurement control point of an outdoor working area; receiving longitude and latitude data and elevation data of the measurement control point, wherein the data are actually measured in site by a recorder through a GPS (Global Position System) satellite; converting the longitude and latitude data and the elevation data into rectangular coordinates; analyzing the converted rectangular coordinates of the measurement control point and the collected coordinate information, and carrying out error correction; opening a topographic map of the working area in an ACAD, starting a GPS, tracking a walking route, and automatically drawing a material draw; automatically loading a shadowgraph as a background of an engineering geological map; sketching geological phenomena in site, and completing digital mapping of outdoor engineering geological surveying and mapping; photographing and comprehensively describing a geological point, and recording various geological information according to a standard format. The method provided by the invention has the advantages of being simple and convenient to operate and accurate in positioning; the data are prevented from being repeatedly recorded; furthermore, the reciprocation time and frequency between a surveying and mapping site and a data center can be saved; all the work can be completed in an outdoor geological site; the working efficiency of the surveying and the mapping is high.

Description

Portable flat panel formula engineering geological mapping method of work based on windows

Technical field

The invention belongs to engineering geological investigation technical field, relate in particular to a kind of engineering geological mapping method of work.

 

Background technology

The related information category of engineering geological investigation field geological work is numerous and diverse, comprise written record, sketch map, edit and record figure, the work such as geology photograph, sampling, data volume is large, in traditional geological mapping pattern, Geological data collecting mainly relies on manual completing, and all field data information is all with paper form of medium record, and this has brought very large difficulty to data management and data sharing, has restricted to a certain extent giving full play to of data resource benefit.Although also there is the field geology data acquisition system (DAS) based on notebook computer, 3G mobile exploitation at present, but, when field process, notebook computer carries, records inconvenience, the drawbacks such as battery utility time is short, and that mobile phone has screen is little, non-WINDOWS operating system, can not call a large amount of boat sheets, defend sheet, topomap, can not call the drawbacks such as mapping software scene draws a geologic map.

Summary of the invention

The technical problem to be solved in the present invention is for defect of the prior art, and a kind of engineering geological mapping method of work is provided, and it is easy and simple to handle, and accurate positioning does not repeat logging data, and field geology mapping operations efficiency is high.

The technical solution adopted for the present invention to solve the technical problems is:

A portable flat panel formula engineering geological mapping method of work based on windows system, comprises the following steps:

1) collect field work region measurement reference mark period and coordinate information, be recorded as coordinate text;

2) longitude and latitude data and the elevation data at actual measurement measurement reference mark, workspace with gps satellite receiving record device;

3) the longitude and latitude data at the measurement reference mark of gps satellite collection and elevation data are converted to the coordinate information under rectangular coordinate system;

4) coordinate information of the coordinate information at measurement reference mark and GPS actual measurement measurement point is compared, GPS is carried out to error correction;

5) load striograph and topomap to AutoCAD software, start GPS positioning system, save as text at the circuit track of workspace walking, and take striograph or topomap in AutoCAD software as base map, automatically draw track route;

6) automatically load the background of striograph as engineering geological map, the geological phenomenon information including formation lithology, tomography, hydrology dew point is delineated at scene, completes field engineering geological mapping Digital Mapping;

7) particle is taken pictures and comprehensive description over the ground, records all kinds of geological informations by standard format.

In technique scheme, the concrete switch process in step 3) is:

3.1) survey WGS84 longitude and latitude coordinate and the height above sea level at known measurement reference mark in workspace with gps satellite receiving record device; 3.2) read the longitude and latitude of GPS actual measurement, according to Formula of Coordinate System Transformation, the longitude and latitude of actual measurement is converted to planimetric rectangular coordinates by program.

In technique scheme, the concrete steps in step 4) are:

4.1) select at least three known measurement reference mark in Project Areas, survey longitude and latitude with GPS, and be converted to planimetric rectangular coordinates by program;

4.2) calculate the error conversion parameter obtaining between known measurement reference mark coordinate and known measurement reference mark GPS Measured Coordinates conversion back plane rectangular coordinate;

4.3), according to error conversion parameter, the coordinate that the WGS84 latitude and longitude coordinates of each measuring point that GPS is gathered is converted in plane right-angle coordinate is proofreaied and correct.

The present invention utilizes the equipment such as novel special portable formula panel computer and wireless blue tooth gps satellite receiving record device to carry out engineering field operation survey, can make up well existing deficiency in background technology, in implementation process, overcome following difficulty: 1, wireless blue tooth gps satellite receiving record device error of coordinate is larger, how to carry out GPS correction, reduce or reduce error; 2, engineering field geological mapping generally adopts plane right-angle coordinate system, and GPS positioning result belongs to WGS-84 coordinate system, and ellipsoidal parameter is WGS-84, and unit is degree, and the longitude and latitude how GPS being received is converted to rectangular coordinate.

With respect to prior art, the beneficial effect that the present invention produces is:

1, adopt the inventive method, by the panel computer based on windows operating system, the collection of engineering geology information digitalization is carried out at scene, and the disposable generating digital engineering geological map of energy, has improved work efficiency greatly;

2, Portable tablet personal computer is used for to engineering field operation survey, has solved the problem that conventional picture and text software is installed; Overcome the problem that uses notebook computer cannot meet field operation prospecting uninterrupted working time cruising time simultaneously;

3, adopt wireless blue tooth gps satellite receiving record device, solve actual measurement geology point coordinate problem, reduce the input of survey crew, and can draw continuously track route; Removed traditional field survey from, again to the indoor job step of fixing a point on base map of topography that is transformed into;

4, adopt Portable tablet personal computer, can directly in mapping software, load striograph, topomap, and take striograph, topomap as background, directly actual measurement ground particle is marked on figure, and draw schematic geological map; Effectively realize field geology data acquisition, field test and the data scene to the transmission work of ACAD, GOCAD;

5, adopt Portable tablet personal computer, scene is delineated geology actual measurement sketch and is showed real-time interactive by network implementation, field geology photo also can show real-time interactive by network implementation, be that field data information can directly be sent to the function such as data center server or PC participation Geologic modeling by internet, do not need repetition logging data, greatly reduce interior industry workload, save mapping scene and reciprocal time of data center base and number of times, geology scene can complete all working in the wild, and mapping operations efficiency is high.

 

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:

Fig. 1 is the FB(flow block) of one embodiment of the invention.

Fig. 2 is the track wiring diagram of the engineering geological mapping of one embodiment of the invention;

Fig. 3 is that the actual measurement ground particle of one embodiment of the invention is described schematic diagram.

 

Embodiment

In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.

As shown in Figure 1, a kind of engineering geological mapping method of work, mainly comprises the following steps:

Step 1: operation is prepared

1, apparatus is prepared: windows panel computer; Wireless blue tooth gps satellite receiving record device; Digital camera.

2, installment work software and program on flat-plate special computer;

3, collection work region measurement reference mark period and coordinate information, saves as coordinate text.

4, measure the coordinate at reference mark in workspace actual measurement with gps satellite receiving record device.

5,, by engineering geological mapping software, by measuring the coordinate information at reference mark and the longitude and latitude data message importing panel computer of GPS actual measurement measurement point, GPS is carried out to error correction.

 

Step 2: engineering geology field operation actual measurement

1, connect panel computer and gps satellite receiving record device.

2, start engineering geological mapping software, new construction project, arranges working folder, striograph file, topomap file, geophoto file.

3, load striograph and topomap to AutoCAD software.

4, start GPS positioning system, save as text at the circuit track of workspace walking, and take striograph or topomap in AutoCAD software as base map, automatically draw track route.

5, importantly particle text description is recorded in software systems.

6, importantly particle is taken pictures, and is kept in corresponding file.

7, GPS institute's check weighing strategic point particle coordinate imports to ground particle description document, and on AutoCAD figure, marks geology point, and ground particle marks as shown in Figure 3.

8, particle classification in geological personnel base area is delineated main geologic phenomenon on AutoCAD figure, draws go forward side by side rower note of the geological informations such as formation lithology (comprising vein), tomography, completes field geological work sketch, as shown in Figure 2.

Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.

Claims (3)

1. the portable flat panel formula engineering geological mapping method based on windows system, comprises the following steps:

1) collect field work region measurement reference mark period and coordinate information, be recorded as coordinate text;

2) longitude and latitude data and the elevation data at actual measurement measurement reference mark, workspace with gps satellite receiving record device;

3) the longitude and latitude data at the measurement reference mark of gps satellite collection and elevation data are converted to the coordinate information under rectangular coordinate system;

4) coordinate information of the coordinate information at measurement reference mark and GPS actual measurement measurement point is compared, the coordinate information of GPS actual measurement measurement point is carried out to error correction;

5) load workspace striograph and topomap to AutoCAD software, start GPS positioning system, the circuit track of workspace walking is saved as to text, and take striograph or topomap in AutoCAD software as base map, automatically draw track route;

6) particle is fully taken pictures and text description, and be recorded to ground particle description document;

7) GPS institute geodetic particle coordinate is imported to ground particle description document, and on AutoCAD figure, mark geology point;

8) base area particle classification and delineate geological phenomenon to ground particle description document on AutoCAD figure, draws the geological information such as formation lithology, the tomography rower note of going forward side by side, and completes field geological work sketch.

2. engineering geological mapping method according to claim 1, is characterized in that, the concrete switch process in step 3) is: WGS84 longitude and latitude coordinate and the height above sea level of 3.1) surveying known measurement reference mark with gps satellite receiving record device in workspace; 3.2) read the longitude and latitude of GPS actual measurement, according to Formula of Coordinate System Transformation, the longitude and latitude of actual measurement is converted to planimetric rectangular coordinates by program.

3. engineering geological mapping method according to claim 1, is characterized in that, the concrete steps in step 4) are:

4.1) select at least three known measurement reference mark in Project Areas, survey longitude and latitude with GPS, and be converted to planimetric rectangular coordinates by program;

4.2) calculate the error conversion parameter obtaining between known measurement reference mark coordinate and known measurement reference mark GPS Measured Coordinates conversion back plane rectangular coordinate;

4.3), according to error conversion parameter, the coordinate that the WGS84 latitude and longitude coordinates of each measuring point that GPS is gathered is converted in plane right-angle coordinate is proofreaied and correct.

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