J4

• 地球物理·勘查技术·工业测试 • Previous Articles     Next Articles

Numerical Simulation for Seismic Exploration with Vibrator

WANG Zhong-ren, CHEN Zu-bin, JIANG Tao, ZHANG Lin-hang   

  1. Key Lab of GeoExploration and Instrumentation of Ministry of Education,College of Instrumentation and Electrical Engineering,Jilin University,Changchun 130026,China
  • Received:2005-11-05 Revised:1900-01-01 Online:2006-07-26 Published:2006-07-26
  • Contact: WANG Zhong-ren

Abstract: The authors perform the numerical simulation for 2D seismic exploration with a vibrator which produces a Chirp signal,translate the reflective Chirp seismic signals into pulse seismic signals with correlation processing technique so as to form a correlation seismogram section, and compare the correlation seismogram section with a synthetic seismogram section produced by a pulse source. In correlation seismogram section, the position corresponding maximum absolute value of event waveform indicates real position information of an interface. Correlation seismogram section possesses higher resolution than the synthetic seismogram section with the pulse source. Tapering the sweep signal can partially reduce the side lobes of reflective seismic signals in correlation seismogram section.

Key words: vibrator, Chirp signals, numerical simulation, correlation seismogram section, tapered sweep signals

CLC Number: 

  • P631.4
[1] Ruan Dawei, Li Shunda, Bi Yaqiang, Liu Xingyu, Chen Xuhu, Wang Xingyuan, Wang Keyong. Ore-Controlling Structures and Deep Metallogenic Prediction of Aerhada Pb-Zn Deposit in Inner Mongolia [J]. Journal of Jilin University(Earth Science Edition), 2017, 47(6): 1705-1716.
[2] Tan Jiahua, Lei Hongwu. Three Dimension Model Construction for TOUGH2 Based on GMS and Comparison of Simulations [J]. Journal of Jilin University(Earth Science Edition), 2017, 47(4): 1229-1235.
[3] Yin Songyu, Zhao Dajun, Zhou Yu, Zhao Bo. Numerical Simulation and Experiment of the Damage Process of Heterogeneous Rock Under Ultrasonic Vibration [J]. Journal of Jilin University(Earth Science Edition), 2017, 47(2): 526-533.
[4] JiangYanjiao, Sun Jianmeng, Gao Jianshen, Shao Weizhi, Chi Xiurong, Chai Xiyuan. Numerical Simulation of Mud Invasion Around the Borehole in Low Permeability Reservoir and a Method for Array Induction Log Resistivity Correction [J]. Journal of Jilin University(Earth Science Edition), 2017, 47(1): 265-278.
[5] Zhu Chuanhua, Wang Weifeng, Wang Qingzhen, Li Yukun. Numerical Simulation of Structural Strain for Turbidite Sands Reservoirs of Low Permeability [J]. Journal of Jilin University(Earth Science Edition), 2016, 46(5): 1580-1588.
[6] Wang Changming, Chang Gaoqi, Wu Qian, Li Wentao. Pile-Soil Interaction Mechanism and a Method to Determine Vertical Bearing Capacity of Prestressed Concrete Pipe Pile [J]. Journal of Jilin University(Earth Science Edition), 2016, 46(3): 805-813.
[7] Qian Wenjian, Shang Yuequan, Du Lili, Zhu Senjun. Influences of Inflatable Location and Pressure on Draining of Slopes [J]. Journal of Jilin University(Earth Science Edition), 2016, 46(2): 536-542.
[8] Yu Peng, Ma Teng, Tang Zhonghua, Zhou Wei. Feasibility of Oilfield Wastewater Disposal in the Underpressure System of Basin [J]. Journal of Jilin University(Earth Science Edition), 2016, 46(1): 211-219.
[9] Li Zhengwei, Zhang Yanjun, Guo Liangliang, Jin Xianpeng. Prediction of Hydrothermal Production from Hot Dry Rock Development in Northern Songliao Basin [J]. Journal of Jilin University(Earth Science Edition), 2015, 45(4): 1189-1197.
[10] Shu Longcang, Fan Jianhui, Lu Chengpeng, Zhang Chunyan, Tang Ran. Hydrogeological Simulation Test of Fissure-Conduit Media in Springs Watershed [J]. Journal of Jilin University(Earth Science Edition), 2015, 45(3): 908-917.
[11] Yang Lichun, Pang Yubin, Li Shengang. Research on Construction Spatial Effects in Long Foundation Pit [J]. Journal of Jilin University(Earth Science Edition), 2015, 45(2): 541-545.
[12] Lei Hongwu, Li Jiaqi, Xu Tianfu, Wang Fugang. Numerical Simulation of Coupled Thermal-Hydrodynamic-Mechanical (THM) Processes for CO2 Geological Sequestration in Deep Saline Aquifers at Ordos Basin, China [J]. Journal of Jilin University(Earth Science Edition), 2015, 45(2): 552-563.
[13] Jia Haiqing, Jiang Tao, Xu Xuechun, Ge Lihua, Lin Jun, Yang Zhichao. Analysis of the Pulse Noise in Seismic Vibrator Record [J]. Journal of Jilin University(Earth Science Edition), 2015, 45(1): 302-311.
[14] Lei Hongwu, Jin Guangrong, Li Jiaqi, Shi Yan, Feng Bo. Coupled Thermal-Hydrodynamic Processes for Geothermal Energy Exploitation in Enhanced Geothermal System at Songliao Basin, China [J]. Journal of Jilin University(Earth Science Edition), 2014, 44(5): 1633-1646.
[15] Chen Xingxian, Luo Zujiang, An Xiaoyu, Tan Jinzhong, Tian Kaiyang. Coupling Model of Groundwater Three Dimensional Variable-Parametric Non-Steady Seepage and Land-Subsidence [J]. Journal of Jilin University(Earth Science Edition), 2013, 43(5): 1572-1578.
Viewed
Full text


Abstract

Cited

  Shared   
  Discussed   
No Suggested Reading articles found!