CN103729880A - Geological exploring ore body three-dimensional modeling system - Google Patents
Geological exploring ore body three-dimensional modeling system Download PDFInfo
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Abstract
The invention discloses a geological exploring ore body three-dimensional modeling system which comprises a geological data storage module, an exploring engineering selecting module, a grade condition setting module, a topological structure correction module, an ore body upper and lower bound determining module which is connected with the geological data storage module, the exploring engineering selecting module, the grade condition setting module and the topological structure correction module, a profile ore body connecting module connected with the ore body upper and lower bound determining module, and a geological body three-dimensional reconstruction module connected with the profile ore body connecting module. The geological exploring ore body three-dimensional modeling system overcomes the defects of a blocking method and is fast, accurate, visual and capable of greatly improving the working efficiency of engineering technical personnel. A basis is provided for mine production and reasonable mining.
Description
Technical field
The invention belongs to geological exploration field, specifically a kind of geologic prospecting ore body 3 d modeling system.
Background technology
In field, the ground of information age, take traditional planimetric map and sectional view, as main ground information simulation, by two dimension, look for ore deposit to transform to three dimensions gradually, this is the trend of following geological and mineral industry development.Aspect three-dimensional geological modeling, there is in recent years certain development, grade valuation based on three-dimensional ore body model and the method for calculated reserves are also arisen at the historic moment, Dong Liangji (2011), take Yaojialing copper-lead-zinc deposit in Nanlin, Anhui as basis, utilizes C-Tech software to set up three-dimensional geological model and carries out regularity of ore formation analysis.Lemon A M, Kaufmann O (2003,2008) carries out three-dimensional geological modeling by Hole cross-section plotting and geologic map and is applied to look for during miner does.Remaining naval (2009) sets up three-dimensional geological model by Surpac to general bright copper deposit, utilizes Inverse Distance Weighted Method and Ordinary Kriging to carry out grade valuation and reserves calculating to ore body.The used as a personal name in ancient times fine jade, Zhang Yan (2011) respectively take mining area, Area, Gejiu District, Yunnan Province east high loose ore field and coca mining area, Yunfu as example, based on Micro.mine software, according to geology of mineral deposit exploration data, set up three-dimensional geological model, utilize the methods such as Block Model division, geostatistics to carry out the estimation of Orebody Grade interpolation and calculate its reserves.The foundation of three-dimensional model can go out geological phenomenon by figurative expression, obtains grade and the reserves of ore body by diverse ways simultaneously, for actual geological work provides new technical method.
The complete geology three-dimensional modeling method that finally generates entity from being bored into section to curved surface is not yet proposed at present, other existing three-dimensional reconstructions can not meet the complicacy requirement of geological form in real work completely, as process the problems such as geologic body distortion, bifurcated, thereby cannot generating three-dimensional ore body, be therefore necessary to propose the problem that a kind of technology exists to solve said method.
Summary of the invention
The object of the invention is in order to overcome the deficiencies in the prior art, a kind of geologic prospecting ore body 3 d modeling system is provided, for solving prior art, cannot to curved surface, finally generates the geology of entity and cannot process the problems such as geologic body distortion, bifurcated from being bored into section.
To achieve these goals, the present invention is achieved by the following technical solutions:
A kind of geologic prospecting ore body 3 d modeling system, comprising:
Geologic data memory module, for storing the geologic data obtaining by probing, probing and trenching method;
Exploration engineering chosen module, for the selected exploration engineering that need to do the termination of ore body;
Grade condition setting module, for setting Orebody Grade condition;
Topological structure correcting module, for verify and revise that ore body outline line point coordinate repeats, intersection problems between self intersection and the outline line of outline line;
Ore body bound determination module, connect described geologic data memory module, described exploration engineering chosen module, described grade condition setting module and described topological structure correcting module, for according to the termination of ore body universal standard, Orebody Grade condition and the revised data of ore body outline line, determine the ore body bound that selected exploration engineering comprises;
Section ore body link block, connects described ore body bound determination module, described in described exploration engineering is projected to
On Exploration profile, and on described Exploration profile, described ore body bound is carried out to ore body connection, obtain the geologic body boundary line of ore body at described Exploration profile;
Geologic body three-dimensional reconstruction module, connects described section ore body link block, for the geologic body boundary line between Exploration profile is connected with three-dimension curved surface, obtains the geologic body after three-dimensional reconstruction.
As further illustrating, the above geologic data comprises exploratory grid cross section, middle sector address planimetric map, borehole data data, sample grade data and geologic topographic map.
As further illustrating, the above section ore body link block comprises: Exploration profile module, for described exploration engineering is projected to described Exploration profile, and select the Exploration profile that carries out ore body connection; Parameter setting module, for setting the correlation parameters such as guiding tolerance, ore bed display mode; Borderline linking module, connects described Exploration profile module, described parameter setting module, for setting after correlation parameter, on selected Exploration profile, described ore body bound is carried out to ore body connection, obtains the geologic body boundary line of ore body at described Exploration profile.
As further illustrating, the above geologic body three-dimensional reconstruction module comprises: curved surface generation module between section, and for selecting the geologic body boundary line between adjacent Exploration profile, march is looked unfamiliar into; Curved surface link block, connects curved surface generation module between described section, for the geologic body boundary line to two ends Exploration profile, carries out curved surface connection, generates occluding surface; Geologic body generation module, connects described curved surface link block, for the occluding surface generating is carried out to topology, processes, and generates geologic body.
As further illustrating, between the above section, curved surface generation module adopts Genetic Simulated Annealing Algorithm to look unfamiliar into the geologic body boundary line march between adjacent Exploration profile.
As further illustrating, above this system also comprises: ore body reserve estimate module, connects described geologic body three-dimensional reconstruction module, for be combined estimation geologic reserve with traditional disconnected method of geology piece according to described geologic body.
As further illustrating, above this ore body reserve estimate module further comprises: outline line acquisition module, obtains ore body horizontal projection outline line for usage space body level or vertical projection method; Ore body triangulation network generation module, connects described outline line acquisition module, for according to perspective view outline line with see that ore deposit boring point generates an ore body triangulation network automatically; Triangle nugget correcting module, connects described ore body triangulation network generation module, for triangle nugget being revised according to geological condition; Geologic reserve computing module, connects described triangle nugget correcting module, for calculating area and average thickness and the grade of nugget after each correction, thus estimation geologic reserve.
As further illustrating, above this system also comprises: ore body reserves management module, connect described ore body reserve estimate module, and for using chart interactive query and/or data statistics graphic mode, dynamically retrieve the information of ore body reserves.
Compared with prior art, the invention has the beneficial effects as follows:
By geologic database, the grade information of boring and probing is imported in software three dimensions, to the Block Model of ore body, adopt interpolation method to carry out valuation computational resource reserves to known ore body.The average grade that three-dimensional visualization computational analysis is ore body and the calculating of reserves provide a kind of new method, from three-dimensional angle, ore body are carried out to analytical estimating compared with traditional piece section method, have not only made up the deficiency of piece section method, and accurate fast, visual pattern.Greatly improved engineering technical personnel's work efficiency, for mine produces, rationally mining provides foundation.Use the inventive method, can, by discrete exploration engineering information, by three-dimensional reconstruction, form unified geo-logical terrain three-dimensional model.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to the scope that embodiment represents.
embodiment:
A kind of geologic prospecting ore body 3 d modeling system, comprising:
Geologic data memory module, for storing the geologic data obtaining by probing, probing and trenching method; Geologic data comprises exploratory grid cross section, middle sector address planimetric map, borehole data data, sample grade data and geologic topographic map.
Exploration engineering chosen module, for the selected exploration engineering that need to do the termination of ore body;
Grade condition setting module, for setting Orebody Grade condition;
Topological structure correcting module, for verify and revise that ore body outline line point coordinate repeats, intersection problems between self intersection and the outline line of outline line;
Ore body bound determination module, connect described geologic data memory module, described exploration engineering chosen module, described grade condition setting module and described topological structure correcting module, for according to the termination of ore body universal standard, Orebody Grade condition and the revised data of ore body outline line, determine the ore body bound that selected exploration engineering comprises;
Section ore body link block, connects described ore body bound determination module, described in described exploration engineering is projected to
On Exploration profile, and on described Exploration profile, described ore body bound is carried out to ore body connection, obtain the geologic body boundary line of ore body at described Exploration profile;
Geologic body three-dimensional reconstruction module, connects described section ore body link block, for the geologic body boundary line between Exploration profile is connected with three-dimension curved surface, obtains the geologic body after three-dimensional reconstruction.
Section ore body link block comprises: Exploration profile module, parameter setting module, borderline linking module.Wherein Exploration profile module is used for exploration engineering to project to Exploration profile, and selects the Exploration profile that carries out ore body connection; Parameter setting module is used for setting the correlation parameters such as guiding tolerance, ore bed display mode; Borderline linking module, connect Exploration profile module, parameter setting module, for setting after correlation parameter, on selected Exploration profile, ore body bound is carried out to ore body connection, obtain the geologic body boundary line of ore body at Exploration profile, according to ore bed boundary mapping geologic body boundary line.
Geologic body three-dimensional reconstruction module comprises: curved surface generation module, curved surface link block, geologic body generation module between section.
Wherein, between section, curved surface generation module is for selecting the geologic body boundary line between adjacent Exploration profile, and march is looked unfamiliar into; Curved surface link block, connects curved surface generation module between section, for the geologic body boundary line to two ends Exploration profile, carries out curved surface connection, generates occluding surface; Geologic body generation module, connects curved surface link block, for the occluding surface generating is carried out to topology, processes, and generates geologic body.
Geologic body three-dimensional reconstruction module can adopt the outline line resurfacing of branch process, first determines branch line position; Then in branch line position, cut apart curve; Then branch line is used respectively simulated annealing genetic algorithm to carry out curved surface connection; Finally curved surface is merged into entity.
The key of outline line resurfacing is to determine branch line position, can adopt convex closure bound method, and key step is:
B1) obtain each outline line center of gravity;
B2) ask the convex closure polygon of these focus points;
B3) ask the intersection point of this convex closure polygon and each outline line;
B4) at intersection point place, former outline line is interrupted;
B5) use successively simulated annealing genetic algorithm to connect the each broken line after interrupting.
Further, this device also comprises: ore body reserve estimate module, connects geologic body three-dimensional reconstruction module, for be combined estimation geologic reserve with traditional disconnected method of geology piece according to the geologic body after three-dimensional reconstruction.This ore body reserve estimate module comprises again: outline line acquisition module, obtains ore body horizontal projection outline line for usage space body level or vertical projection method;
Ore body triangulation network generation module, fifth wheel profile acquisition module, for according to perspective view outline line with see that ore deposit boring point generates an ore body triangulation network automatically;
Triangle nugget correcting module, connects ore body triangulation network generation module, for triangle nugget being revised according to geological condition by geology expert;
Geologic reserve computing module, connects triangle nugget correcting module, for calculate area and average thickness and the grade of nugget after each correction by computing machine, thus estimation geologic reserve.
System also comprises ore body reserves management module, connects ore body reserve estimate module, for using chart interactive query, various data statistics diagrams etc., realizes the dynamically various information of retrieval mine reserve.
The invention provides chart interactive query, various statistics diagrams etc., facilitate the dynamic searching, managing of mine reserve management.
The invention provides a kind of geologic prospecting ore body three dimensional non-linear 3DEM modeling technique, belong to Geodetection and Information Technology field, it is a kind of geologic prospecting three-dimensional visualization technique, it will calculate three-dimensional visualization and be combined with traditional estimation method of reserve, sum up prospecting for mineral deposits 3DEM reserve estimate flow process technology.The said three-dimensional body having realized based on cross-sectional data is rebuild, and this technology, by simulated annealing and genetic algorithm organic combination, is incorporated into contour tiling, when obtaining globally optimal solution, has improved the efficiency of contour tiling algorithm.The present invention sets up ore body three-dimensional digitalization model according to geological exploration data information, delineation ore body list engineering boundary, connect the section curve of ore body at Exploration profile, using Genetic Simulated Annealing Algorithm to carry out the three-dimensional optimum triangular shape of section curve subdivision connects, realize said three-dimensional body modeling and geologic reserve estimation, thereby find out quality, scale, position and the shape of underground three dimensions mineral products.
Claims (8)
1. a geologic prospecting ore body 3 d modeling system, is characterized in that, comprising:
Geologic data memory module, for storing the geologic data obtaining by probing, probing and trenching method;
Exploration engineering chosen module, for the selected exploration engineering that need to do the termination of ore body;
Grade condition setting module, for setting Orebody Grade condition;
Topological structure correcting module, for verify and revise that ore body outline line point coordinate repeats, intersection problems between self intersection and the outline line of outline line;
Ore body bound determination module, connect described geologic data memory module, described exploration engineering chosen module, described grade condition setting module and described topological structure correcting module, for according to the termination of ore body universal standard, Orebody Grade condition and the revised data of ore body outline line, determine the ore body bound that selected exploration engineering comprises;
Section ore body link block, connects described ore body bound determination module, described in described exploration engineering is projected to
On Exploration profile, and on described Exploration profile, described ore body bound is carried out to ore body connection, obtain the geologic body boundary line of ore body at described Exploration profile;
Geologic body three-dimensional reconstruction module, connects described section ore body link block, for the geologic body boundary line between Exploration profile is connected with three-dimension curved surface, obtains the geologic body after three-dimensional reconstruction.
2. geologic prospecting ore body 3 d modeling system according to claim 1, is characterized in that: described geologic data comprises exploratory grid cross section, middle sector address planimetric map, borehole data data, sample grade data and geologic topographic map.
3. geologic prospecting ore body 3 d modeling system according to claim 1, it is characterized in that: described section ore body link block comprises: Exploration profile module, for described exploration engineering is projected to described Exploration profile, and select the Exploration profile that carries out ore body connection; Parameter setting module, for setting the correlation parameters such as guiding tolerance, ore bed display mode; Borderline linking module, connects described Exploration profile module, described parameter setting module, for setting after correlation parameter, on selected Exploration profile, described ore body bound is carried out to ore body connection, obtains the geologic body boundary line of ore body at described Exploration profile.
4. geologic prospecting ore body 3 d modeling system according to claim 1, is characterized in that: described geologic body three-dimensional reconstruction module comprises: curved surface generation module between section, and for selecting the geologic body boundary line between adjacent Exploration profile, march is looked unfamiliar into; Curved surface link block, connects curved surface generation module between described section, for the geologic body boundary line to two ends Exploration profile, carries out curved surface connection, generates occluding surface; Geologic body generation module, connects described curved surface link block, for the occluding surface generating is carried out to topology, processes, and generates geologic body.
5. geologic prospecting ore body 3 d modeling system according to claim 1, is characterized in that: between described section, curved surface generation module adopts Genetic Simulated Annealing Algorithm to look unfamiliar into the geologic body boundary line march between adjacent Exploration profile.
6. geologic prospecting ore body 3 d modeling system according to claim 1, it is characterized in that: this system also comprises: ore body reserve estimate module, connect described geologic body three-dimensional reconstruction module, for be combined estimation geologic reserve with traditional disconnected method of geology piece according to described geologic body.
7. geologic prospecting ore body 3 d modeling system according to claim 6, it is characterized in that: this ore body reserve estimate module further comprises: outline line acquisition module, obtains ore body horizontal projection outline line for usage space body level or vertical projection method; Ore body triangulation network generation module, connects described outline line acquisition module, for according to perspective view outline line with see that ore deposit boring point generates an ore body triangulation network automatically; Triangle nugget correcting module, connects described ore body triangulation network generation module, for triangle nugget being revised according to geological condition; Geologic reserve computing module, connects described triangle nugget correcting module, for calculating area and average thickness and the grade of nugget after each correction, thus estimation geologic reserve.
8. geologic prospecting ore body 3 d modeling system according to claim 7, it is characterized in that: this system also comprises: ore body reserves management module, connect described ore body reserve estimate module, be used for using chart interactive query and/or data statistics graphic mode, dynamically retrieve the information of ore body reserves.
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| CN104008570A (en) * | 2014-05-09 | 2014-08-27 | 中国地质大学（北京） | Double three-dimensional modeling method for mine |
| CN104240296A (en) * | 2014-07-24 | 2014-12-24 | 武汉地大信息工程股份有限公司 | Multi-tool collaborative three-dimensional geological modeling method and system for multi-source data |
| CN104537203A (en) * | 2014-11-04 | 2015-04-22 | 山东科技大学 | Method for classifying and evaluating bore sealing quality |
| CN106204312A (en) * | 2016-07-21 | 2016-12-07 | 中国地质科学院矿产资源研究所 | Rapid economic evaluation method for ion adsorption type rare earth ore |
| CN106780730A (en) * | 2016-11-23 | 2017-05-31 | 朱兰英 | The construction method and device of three-dimensional geological model |
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| CN108665544A (en) * | 2018-05-09 | 2018-10-16 | 中冶北方（大连）工程技术有限公司 | Three-dimensional geological model modeling method |
| CN109285221A (en) * | 2018-09-10 | 2019-01-29 | 中山大学 | 3D Geological Modeling Method of Ore Deposits |
| CN109753707A (en) * | 2018-12-25 | 2019-05-14 | 核工业北京地质研究院 | A method for 3D modeling by extracting stratigraphic boundaries using exploration line profiles |
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| CN104008570A (en) * | 2014-05-09 | 2014-08-27 | 中国地质大学（北京） | Double three-dimensional modeling method for mine |
| CN104240296A (en) * | 2014-07-24 | 2014-12-24 | 武汉地大信息工程股份有限公司 | Multi-tool collaborative three-dimensional geological modeling method and system for multi-source data |
| CN104537203A (en) * | 2014-11-04 | 2015-04-22 | 山东科技大学 | Method for classifying and evaluating bore sealing quality |
| CN106204312A (en) * | 2016-07-21 | 2016-12-07 | 中国地质科学院矿产资源研究所 | Rapid economic evaluation method for ion adsorption type rare earth ore |
| CN106780730A (en) * | 2016-11-23 | 2017-05-31 | 朱兰英 | The construction method and device of three-dimensional geological model |
| CN108305184A (en) * | 2017-12-22 | 2018-07-20 | 安徽海螺集团有限责任公司 | A kind of number mining softwares platform |
| CN108665544A (en) * | 2018-05-09 | 2018-10-16 | 中冶北方（大连）工程技术有限公司 | Three-dimensional geological model modeling method |
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| CN108537470A (en) * | 2018-05-29 | 2018-09-14 | 江西离子型稀土工程技术研究有限公司 | A kind of approximating method of ion type rareearth ore ore body |
| CN109285221A (en) * | 2018-09-10 | 2019-01-29 | 中山大学 | 3D Geological Modeling Method of Ore Deposits |
| CN109753707A (en) * | 2018-12-25 | 2019-05-14 | 核工业北京地质研究院 | A method for 3D modeling by extracting stratigraphic boundaries using exploration line profiles |
| CN109753707B (en) * | 2018-12-25 | 2023-10-24 | 核工业北京地质研究院 | Method for extracting stratum boundary line by utilizing exploration line profile to develop three-dimensional modeling |
| CN112145177A (en) * | 2019-06-26 | 2020-12-29 | 阿勒泰正元国际矿业有限公司 | Mining method for improving resource recycling |
| CN114398696A (en) * | 2021-12-10 | 2022-04-26 | 核工业北京地质研究院 | A three-dimensional fine modeling method for alkaline granitic uranium deposits |
| CN117743620A (en) * | 2024-02-21 | 2024-03-22 | 中国有色金属工业昆明勘察设计研究院有限公司 | Large rock-soil intelligent counting system |
| CN117743620B (en) * | 2024-02-21 | 2024-05-03 | 中国有色金属工业昆明勘察设计研究院有限公司 | Large rock-soil intelligent counting system |
| CN118070970A (en) * | 2024-03-13 | 2024-05-24 | 中国地质科学院矿产资源研究所 | A three-dimensional prediction method, equipment, medium and product for magmatic rare earth ore |
| CN118070970B (en) * | 2024-03-13 | 2024-11-29 | 中国地质科学院矿产资源研究所 | A three-dimensional prediction method, equipment, medium and product for magmatic rare earth ore |
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