CN-117436609-A - Rock foundation application area analysis method and device

CN117436609ACN 117436609 ACN117436609 ACN 117436609ACN-117436609-A

Abstract

The utility model relates to the field of power transmission and transformation engineering, and provides a rock foundation application area analysis method and device, wherein the method comprises the following steps: collecting geological map and power transmission and transformation engineering survey data; vectorizing the geological map to obtain a base map of the target region; carrying out data processing on the power transmission and transformation engineering survey data to obtain standardized geological data of a target region; drawing a digital geological distribution map of the target region based on the base map of the target region and standardized geological data; and analyzing the applicable rock foundation area in the target area according to the digital geological distribution map and the rock foundation applicable control factors. The method can improve the convenience of comprehensively considering various control factors of rock foundation selection, and provides high-efficiency and accurate help for designers to design the rock foundation and management units to research and judge the feasibility of the rock foundation in the power transmission and transformation engineering. And the value of the historical power transmission and transformation engineering survey data is exerted.

Inventors

LI HANYU
XIE JINGHAI
SUN MI
GUO JIA
SU DONGYU
TIAN WEIKUN
CHEN JUNYI
ZI ZHENYU
LYU KE
CHEN YUNFEI

Assignees

ECONOMIC TECHNOLOGY RES INST STATE GRID JIBEI ELECTRIC POWER CO
STATE GRID CORP CHINA

Dates

Publication Date: 20240123
Application Date: 20231031
Priority Date: 20231031

Claims (10)

1. A method of rock foundation application area analysis, comprising: collecting geological map and power transmission and transformation engineering survey data; vectorizing the geological map to obtain a base map of the target area; carrying out data processing on the power transmission and transformation engineering survey data to obtain standardized geological data of a target region; drawing a digital geological distribution map of the target region based on the base map of the target region and the standardized geological data, wherein the digital geological distribution map comprises the thickness of a covering layer of each region in the target region, the quality information of bedrock of each region and the geographic element information; and analyzing the applicable rock foundation area in the target area according to the digital geological distribution map and the rock foundation applicable control factors.
2. The method of claim 1, wherein the power transmission and transformation project survey data includes survey point information; vectorizing the geological map to obtain a base map of the target region, wherein the vectorizing comprises the following steps: intercepting a geological map in a target area range from the geological map, and storing the geological map as a TIF format; the TIF format data are imported into vectorization software to carry out vectorization, so that a geological vector diagram of a target region is obtained; analyzing and processing the geological vector diagram of the target region to obtain a bottom diagram of the target region, which retains geographic element information; performing data processing on the power transmission and transformation engineering survey data to obtain standardized geological data of a target region, wherein the data processing comprises the following steps: preprocessing the exploration point information of each power transmission and transformation project to remove exploration point information which does not meet the conditions; uniformly converting coordinates in the preprocessed exploration point information; according to the exploration point information after coordinate conversion, determining stratum coverage thickness and stratum rock quality of each exploration point; and the stratum covering thickness and stratum rock quality of each exploration point in the target area form standardized geological data of the target area.
3. The method of claim 2, wherein mapping the digital geologic profile of the target region based on the target region base map and normalized geologic data comprises: according to the thickness of the covering layer and the quality information of stratum rock, determining the pattern information of each thickness covering layer and each quality stratum bedrock; and adding the map spot information into the base map of the target area according to the map spot information of the thickness covering layers and the stratum bedrock of each quality, the stratum covering thickness and the stratum rock quality of each position of the target area, and drawing to obtain a digital geological distribution map of the target area.
4. A method as recited in claim 3, further comprising: acquiring a ground pattern and exploration data collected by other industries; and correcting the digital geological distribution map of the target area by adopting an interpolation method according to the ground map and the exploration data collected by other industries.
5. The method of claim 1, wherein analyzing the applicable rock foundation area in the target area based on the digital geologic profile and the rock foundation applicable control factors comprises: according to the digital geological distribution map, determining covering layer information, bedrock quality information and geographic element information of each region; matching the cover layer information, the bedrock quality information and the geographic element information of each area with rock foundation applicable control factors, if the matching is successful, determining that the area is an area applicable to the rock foundation, otherwise, determining that the area is not applicable to the rock foundation; marking an area of the digital geologic profile where the rock foundation is applicable.
6. The method of claim 1, wherein the rock foundation suitability control factor comprises: the thickness of the covering layer is less than 2m; the quality of the bedrock is that the hardness is larger than a preset hardness value, the bedrock is not fully weathered, and the crushing degree is smaller than a preset crushing degree value; and no underground water exists.
7. The method of claim 1, wherein the association of rock mass, rock overburden thickness and rock foundation type is also pre-established, the method further comprising: for each region of the applicable rock foundation in the target region, matching the rock foundation type from the association relation according to the rock quality and the rock cover layer thickness of the region; and determining whether the power transmission and transformation project plan of the target area is reasonable or guiding the power transmission and transformation project of the target area to be implemented according to the rock foundation types matched in each area.
8. A rock foundation application area analysis device, comprising: the collecting unit is used for collecting geological maps and survey data of power transmission and transformation projects; the processing unit is used for carrying out vectorization processing on the geological map to obtain a base map of the target region; carrying out data processing on the power transmission and transformation engineering survey data to obtain standardized geological data of a target region; the digital geological distribution map drawing unit is used for drawing a digital geological distribution map of the target region based on the base map of the target region and the standardized geological data, wherein the digital geological distribution map comprises the thickness of a covering layer of each region in the target region, the quality information of bedrock of each region and the geographic element information; and the region determining unit is used for analyzing the applicable rock foundation region in the target region according to the digital geological distribution map and the rock foundation applicable control factors.
9. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the method of any of claims 1 to 7 when executing the computer program.
10. A computer storage medium having stored thereon a computer program, which when executed by a processor of a computer device implements the method of any of claims 1 to 7.

Description

Rock foundation application area analysis method and device Technical Field The invention relates to the field of rock foundation type selection in power transmission and transformation engineering, in particular to a rock foundation application area analysis method and device. Background With the wide application of new technologies such as informatization and visualization, the mechanized progress of engineering construction is deeper and deeper, and the basic forms of alternative power transmission engineering are more and more. In the prior art, when power transmission and transformation engineering is implemented, an applicable area of a rock foundation needs to be determined, the existing rock foundation determination mode is mainly realized by combining artificial experience with engineering detection data, and the mode has the problems of poor accuracy and low analysis efficiency due to the fact that the mode depends on the artificial working experience. Disclosure of Invention The method is used for solving the problems of manpower waste, low analysis efficiency and poor accuracy of a mode for determining a rock foundation applicable area in the power transmission and transformation project for a designer of the power transmission and transformation project in the prior art, and the problem that an auditor of the power transmission and transformation project does not accurately refer to the rock foundation data provided by the designer to determine whether the rock foundation data is feasible or not. To solve the above technical problem, an aspect herein provides a rock foundation application area analysis method, including: collecting geological map and power transmission and transformation engineering survey data; vectorizing the geological map to obtain a base map of the target area; carrying out data processing on the power transmission and transformation engineering survey data to obtain standardized geological data of a target region; drawing a digital geological distribution map of a target region based on a base map of the target region and standardized geological data, wherein the digital geological distribution map comprises cover layer thickness of each region in the target region, bedrock quality information of each region and geographic element information; and analyzing the applicable rock foundation area in the target area according to the digital geological distribution map and the rock foundation applicable control factors. As a further embodiment herein, the power transmission and transformation project survey data includes survey point information; vectorizing the geological map to obtain a base map of the target region, wherein the vectorizing comprises the following steps: intercepting a geological map in a target area range from the geological map, and storing the geological map as a TIF format; the TIF format data are imported into vectorization software to carry out vectorization, so that a geological vector diagram of a target region is obtained; analyzing and processing the geological vector diagram of the target region to obtain a bottom diagram of the target region, which retains geographic element information; performing data processing on the power transmission and transformation engineering survey data to obtain standardized geological data of a target region, wherein the data processing comprises the following steps: preprocessing the exploration point information of each power transmission and transformation project to remove exploration point information which does not meet the conditions; uniformly converting coordinates in the preprocessed exploration point information; according to the exploration point information after coordinate conversion, determining stratum coverage thickness and stratum rock quality of each exploration point; and the stratum covering thickness and stratum rock quality of each exploration point in the target area form standardized geological data of the target area. As a further embodiment herein, drawing a digital geologic profile of a target region based on a target region base map and normalized geologic data, comprising: according to the thickness of the covering layer and the quality information of stratum rock, determining the pattern information of each thickness covering layer and each quality stratum bedrock; and adding the map spot information into the base map of the target area according to the map spot information of the thickness covering layers and the stratum bedrock of each quality, the stratum covering thickness and the stratum rock quality of each position of the target area, and drawing to obtain a digital geological distribution map of the target area. As a further embodiment herein, further comprising: acquiring a ground pattern and exploration data collected by other industries; and correcting the digital geological distribution map of the target area by adopting an interpolation method according to the ground map an