Seismic noise imaging exploration method and apparatus, and a storage medium

A noise and seismic technology, applied in the field of seismic noise imaging exploration methods, devices and storage media, can solve problems such as poor lateral resolution

Active Publication Date: 2019-11-08
CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
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  • Application Information

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Problems solved by technology

[0002] At present, the method of seismology using the actual observation of surface fretting noise imaging is mostly used in the study of deep structures, and the use of fretting noise is used in shallow engine...

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  • Seismic noise imaging exploration method and apparatus, and a storage medium
  • Seismic noise imaging exploration method and apparatus, and a storage medium
  • Seismic noise imaging exploration method and apparatus, and a storage medium

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Embodiment Construction

[0045] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the specific technical solutions of the invention will be further described in detail below in conjunction with the drawings in the embodiments of the present invention. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0046] This embodiment proposes a seismic noise imaging exploration method, which is applied to an exploration system including a plurality of three-component low-frequency geophones; the plurality of three-component low-frequency geophones are arranged on a straight line at preset intervals.

[0047] figure 1 It is a schematic diagram of the implementation process of a seismic noise imaging exploration method according to an embodiment of the present invention, as shown in figure 1 As shown, the method includes:

[0048] Step S101: Obtain a plural...

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Abstract

The embodiment of the invention discloses a seismic noise imaging exploration method and apparatus, and a storage medium. The method that is applied to an exploration system including a plurality of three-component low-frequency detectors that are arranged on one straight line at a preset interval comprises: acquiring a plurality of low-frequency three-component data including first data and two horizontal components and second data of a vertical component by the plurality of three-component low-frequency detectors; acquiring a measurement dispersion curve characterizing a correspondence relationship between a surface wave phase velocity and a frequency by using the plurality of the second data; acquiring a plurality of velocity models characterizing a correspondence relationship between the depth and velocity of the stratum of each measuring point according to the measurement dispersion curve and the plurality of low-frequency three-component data; and on the basis of the plurality ofvelocity models, determining a stratum velocity profile of the testing area based on the plurality of velocity models.

Description

technical field [0001] The invention relates to the technical field of seismic exploration, in particular to a seismic noise imaging exploration method, device and storage medium. Background technique [0002] At present, the method of seismology using the actual observation of surface fretting noise imaging is mostly used in the study of deep structures, and the use of fretting noise is used in shallow engineering exploration such as the refraction fretting method, but this method can only obtain one in a long array. Velocity model with poor lateral resolution. However, there is currently no effective solution to this problem. Contents of the invention [0003] In view of this, the embodiments of the present invention expect to provide a seismic noise imaging exploration method, device and storage medium. [0004] The technical embodiment of the embodiment of the present invention is realized like this: [0005] An embodiment of the present invention provides a seismic...

Claims

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Application Information

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IPC IPC(8): G01V1/30
CPCG01V1/303G01V1/306G01V2210/6222G01V2210/624
Inventor 张邦刘铁化希瑞刘铁华孙红林林昀卞友艳陈洪杰陈支兴杨正国刘伟卿志柳青赵威
Owner CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
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