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Magnetic signal response analysis method and system for any polyhedral model based on linear magnetization

A polyhedron and magnetic signal technology, applied in radio wave measurement system, electric/magnetic exploration, sound wave reradiation, etc., to achieve the effect of reducing calculation time, reducing the number of subdivisions, and improving analysis accuracy

Pending Publication Date: 2022-04-01
CENT SOUTH UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

However, as we all know, the hexahedron model also has great limitations when simulating complex terrain environments.

Method used

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  • Magnetic signal response analysis method and system for any polyhedral model based on linear magnetization
  • Magnetic signal response analysis method and system for any polyhedral model based on linear magnetization
  • Magnetic signal response analysis method and system for any polyhedral model based on linear magnetization

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Embodiment 1

[0137] Based on the above theoretical derivation, this embodiment provides a magnetic signal response parsing method based on linear magnetization, including the following steps:

[0138] Step S1: Constructing a polyhedron model and determines the position of the polyhedron model, the direction of the magnetization vector, the linear magnetization intensity function, and the observation point position; wherein the magnetization direction based on the magnetization vector of the magnetization vector determines the magnetization of the polyhedron model. Expression of intensity vector;

[0139] Step S2: The magnetic signal response function of the observation point is constructed based on the magnetization intensity vector of the polyhedron model in step S1, the magnetic signal response is magnetic position, and / or magnetic field, and / or magnetic gradient;

[0140] Step S3: Using the area of ​​the polygonal model into all the area of ​​all the polygonal surfaces, the area of ​​th...

Embodiment 2

[0145] This embodiment provides a parsing system for a magnetic signal response based on the above-described magnetic signal response parsing method, including:

[0146] Multi-faced model build module for constructing a multifisae model based on target zone;

[0147] The parameter acquisition module of the multifaceted model is used to determine the position of the polyhedron model, the direction of the magnetization vector, the linear magnetization intensity function, and the observation point position; wherein the linear magnetization intensity function determines the polyhedral model based on the magnetization direction of the magnetization vector. Expression of magnetization intensity vector;

[0148] The magnetic signal response function build module of the observation point is used to construct a magnetic signal response function of the observation point based on the magnetization intensity vector of the polyfangry model. The magnetic signal response is magnetic position, an...

Embodiment 3

[0153] This embodiment provides an electronic terminal comprising: one or more processors; memory stores a memory of one or more computer programs; the processor calls the computer program to achieve:

[0154] The step of magnetic signal response analysis method based on any multifisae model of linear magnetization.

[0155] Among them, the specific implementation is as follows:

[0156] Step S1: Constructing a polyhedron model and determines the position of the polyhedron model, the direction of the magnetization vector, the linear magnetization intensity function, and the observation point position; wherein the magnetization direction based on the magnetization vector of the magnetization vector determines the magnetization of the polyhedron model. Expression of intensity vector;

[0157] Step S2: The magnetic signal response function of the observation point is constructed based on the magnetization intensity vector of the polyhedron model in step S1, the magnetic signal respon...

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Abstract

The invention discloses a magnetic signal response analysis method and system for any polyhedral model based on linear magnetization, and the method comprises the steps: constructing a polyhedral model, and determining the position of the polyhedral model, the direction of a magnetization vector, a linear magnetization intensity function, and the position of an observation point; constructing a magnetic signal response function of the observation point, wherein magnetic signal response is magnetic potential, magnetic field and magnetic gradient; and performing integral conversion processing on the magnetic signal response function to obtain an analytic solution of the magnetic signal response on the observation point by adopting the logic of converting the volume component into the sum of the area components of all the polygonal surfaces and converting the area components into the sum of the line integrals on all the edges of the polygonal surfaces. According to the magnetic signal response analysis method for the arbitrary polyhedron of the linear magnetization intensity vector, the response of the magnetic potential, the magnetic field and the magnetic gradient tensor generated by the arbitrary polyhedron at any observation point can be calculated, the linear magnetization situation existing in the actual geological environment is simulated, and the precision of the analysis result is further ensured.

Description

Technical field [0001] The present invention belongs to the field of exploration globe, and is specifically related to a magnetic signal response analysis method based on linear magnetization, which provides a high-precision magnetic measurement, aviation magnetic test, satellite magnetic test, etc. High-precision magnetic signal response calculation method, suitable for linear magnetization, any multifaceted model, can calculate the magnetic potential, magnetic field, and / or magnetic gradient tensor of any measurement point in any measurement point, and can also be based on the multifaceted polyhedron The magnetic signal response is obtained in response to the superposition. Background technique [0002] Magnetic method exploration is a change in magnetic fields (or magnetic gradients) caused by observing the magnetic difference between the ground shell, the magnetic difference between ore, and then investigates an important geophysical exploration means for the underground ge...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01V3/08G06F17/10
Inventor 张远磊任政勇汤井田
Owner CENT SOUTH UNIV
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