[보고서]한반도 일대의 지체구조 해석을 위한 조사 연구

김한준

보고서 정보

주관연구기관

한국해양과학기술원
Korea Institute of Ocean Science ＆ Technology

연구책임자

김한준

보고서유형

최종보고서

발행국가

대한민국

언어

한국어

발행년월

2018-04

과제시작연도

2017

주관부처

기상청
Korea Meteorological Administration(KMA)

연구관리전문기관

한국기상산업기술원
The Korea Meterological Institute

등록번호

TRKO202200010194

과제고유번호

1365002592

사업명

기상·지진See-At기술개발연구

DB 구축일자

2022-09-29

키워드

3차원 지체구조.신기 지체구조운동.이동식 지진관측망.해저 활성단층.3-D tectonic structure.Neotectonics.Portable seismic network.Offshore active faults.

DOI

https://doi.org/10.23000/TRKO202200010194

표 Epicenters of the earthquakes that occurred recently in and around the Korean Peninsula (from the Korea Meteorological Administration)
표 Locations of the lines for crustal-scale deep seismic sounding across the southern Korean Peninsula (from Cho et al., 2012)
$Record section of deep seismic sounding across the southern Korean Peninsula. (Cho et al., 2012). Pg and Sg = refractions of P and S waves in the crust; PmP and SmP reflections of P and S waves at the Moho$ 표 Record section of deep seismic sounding across the southern Korean Peninsula. (Cho et al., 2012). Pg and Sg = refractions of P and S waves in the crust; PmP and SmP reflections of P and S waves at the Moho
표 Crustal structure along KCRT 2002 drawn (a) in color and (b) with contours. (From Cho et al., 2006)
$Record section of an OBS obtained in the East Sea (Kim et al., 2003). P1, P2, P3 are refractions from the crust, Pmp is reflection from the Moho, and Pn is refraction from the upper mantle$ 표 Record section of an OBS obtained in the East Sea (Kim et al., 2003). P1, P2, P3 are refractions from the crust, Pmp is reflection from the Moho, and Pn is refraction from the upper mantle
표 Tomography to infer Vp structure from OBS data. (Kim et al., 2003)
표 Layered crustal structure computed from forward modeling of OBS data with the result of tomography used as the initial model. (Kim et al., 2003)
표 Layered crustal structure computed from forward modeling of OBS data with the result of tomography used as the initial model. (Kim et al., 2003)
표 Tectonic structures at the Korean margin with the overlay of the epicenters of earthquakes
표 Construction of teleseismic receiver function (RF) and converted amplitude variations. (a) Example showing RF time series based upon P-to-S converted phase (Ps) generated at interfaces at depth. (b) Example demonstrating how the converted amplitudes vary as seismic waves propagate through different media. By examining converted amplitudes, we can link between seismological observations (such as geometry and velocity) and rheological properties
표 Crustal thickness (a) and Vp/Vs (b) of Korea (Chang and Baag, 2007). The depth to the base of the continental crust and the Vp/Vs are determined from the grid search in the H-κ domain (Zhu and Kanamori, 2000).
표 Crustal structure beneath China from teleseismic receiver functions (Chen et al. 2010). (a) Moho topography from 48 Chinese National Digital Seismic Network stations shown as black triangles. (b) Lateral variation of Vp/Vs ratio. Note that the margins outside station coverage in both maps are poorly constrained
표 Stacks of P receiver functions (a) and S receiver functions (b) aligned by the epicentral distance (Shen et al., 2017). The receiver functions are binned within 1° distance, and the number of the receiver functions to make a single trace is shown on the top. The dashed black lines indicate converted phases from the Moho (Pms on P receiver functions in (a), and Smp on S receiver functions in (b), where ‘m’ denotes the Moho). Clear seismic multiples (PpPms and PpSms) are shown in the P receiver function stacks, and their arrivals are indicated as colored dashed lines
표 Common conversion point (CCP) images along the seismic profile （Shen et al., 2017）. (a) Migration image from P receiver functions. (b) Migration image from S receiver functions. Topography along the profile is indicated in the top panel. The black dashed line for the Moho is extracted from the P receiver-function image, and copied to the S receiver-function image. Strong S-to-P amplitudes are marked with the white dashed line in the S receiver-function image. The repeating earthquakes are marked with dark gray circles beneath Lenglong Ling
표 P-wave tomography showing upper mantle of China-Korea-Japan (Huang and Zhao, 2006). East-west cross sections of the P-wave velocity perturbations along three profiles shown in the map (i). The latitude of each cross section is shown on the right. Red and blue colors denote low and high velocities, respectively. The maximum and minimum velocity perturbations are +2 and –2%, respectively. The circles denote earthquake locations
표 Ray paths between epicenters and stations for Love-wave (a) and Rayleigh-wave (b) group velocity measurements. Red circles and blue triangles indicates the locations of epicenters and stations, respectively. Figures are taken from Min and Chang (2017) and Yoo and Chang (2017)
표 Depth slices from the 3-D SH-velocity models at various depths (Min and Chang, 2017). Velocity perturbations are relative to the reference model IASP91 (Kennett and Engdahl, 1991). Regions not covered by data sets are indicated in gray. Refer to slices at deeper depths at Min and Chang (2017)
표 Depth slices from the SV-velocity model at various depths down to 100 km (Yoo and Chang, 2017). Regions not well covered by data sets are illustrated in gray. Refer to slices at shallower depths at Yoo and Chang (2017)
표 Locations of broadband seismic stations in China (Chinese Provincial Networks; blue triangles), Japan (F-Net; red triangles) and Korea (IRIS Global Seismological Network, GSN; one red square) (Zheng et al., 2011)
표 Crustal and uppermost mantle speed from ambient noise tomography (Zheng et al., 2011). Each panel shows a horizontal depth slice at lower crust (a), 40 (b), 60 (c), and 80 km (d) depths through the derived three-dimensional Vsv model. Color bars beneath each panel give the range of shear wave speeds in km/s. Note that dashed lines denotes North-South Gravity Lineament (left) and Tancheng-Lujiang fault (right), respectively
표 Crustal and uppermost mantle speed from ambient noise tomography (Zheng et al., 2011). (a) Crustal thickness and shear velocity jump across Moho (km/s). The profile lines are the locations of the vertical profiles shown in b. (b) Five vertical profiles through the 3-D model along the lines shown in a. The mantle velocities are defined relative to 4.35 km/s
표 The structure of the crust and uppermost mantle beneath South China from ambient noise tomography (Zhou et al., 2012). (a) Horizontal slices of Vsv at 70 and 140 km depths. The straight lines in the right panel identify the locations of the vertical model slices in b. (b) Vertical slices of the estimated Vs model. The mantle velocity perturbation is calculated relative to 4.5 km/s. The thin black line is the Moho
표 Plan view of percentage perturbations of the recovered 3-D Vp model at selected depths of (a) 4, (b) 8, (c) 12, and (d) 16 km
표 (a) Land gravity (Bouguer) anomaly map of the Korea Institute of Geoscience and Mineral Resources and (b) shipborne gravity survey area of the Korea Hydrographic and oceanographic agency (b)
표 Integrated gravity anomaly map in and around the Korean Peninsula by compiling various gravity data (Choi et al., 2003)
표 Bouguer anomaly (a) and Moho undulation model (b) by analyzing global geopotential model, OSU89B (Choi et al., 1993)
표 (a) Isostatic anomaly map and distribution of granitoids, (b) and (c) gravity and subsurface modeling along XX′ (Shin, 2006). White lines denote tectonic zoning and black thin lines distribution of granitoids
표 Estimation of effective elastic thickness (Te) by using Forsyth method (Forsyth, 1985). Te was estimated to be 15 km in the sourthern part of the Korean peninsula (Choi et al., 2002) and 8 km in the SW part of the East Sea (Choi et al., 2004)
표 Moho topography and its deformation (Shin et al., 2006b). (a) Moho topography by gravity inverse modeling using the Fast Fourier transform. (b) and (c) Crustal structure along Q-Q’ and P-P’, respectivey, computed from a deep seismic sounding experiment (Kim et al., 2005b). (d) Crustal structure along P-P’ from the same experiment (Cho et al., 2006). (f) Deformation of the Moho determined from the analysis of the isostatic status (Shin et al., 2006b)
표 (a) Line KCP-98 for deep seismic sounding using OBSs. (b) Crustal structure model along KCP-98 (Kim et al., 2003). (c) Free-air gravity anomaly. (d) 2D crustal structure inferred from the free-air gravity anomaly in Fig. 2-1-28c (Kim et al., 2007)
표 (a) and (b) Moho undulation model I and II, respectively, of Jeju Island and its surrounding area. (c) Cross-section showing Moho undulation along X-X′ (Shin et al., 2012)
표 Gravity study in the Yellow Sea. (a) Power spectral analysis to estimate the mean depth of density discontinuities. (b) Seismic section in the Gunsan Basin (Kim and Oh, 2007). (c-e) Moho depth model and two inferred tectonic boundaries (red lines) showing the thicker crust than other parts of the Yellow Sea (Choi et al., 2015)
표 Velocity cross-sections extracted from the velocity model inverted from the first-arrival travel-time tomography (contoured at 4, 6, 7, and 8 km/s). Relocated earthquake locations are plotted. Thick black lines: top of the backstop; Solid white lines: the TOC constrained by the MCS data; Dashed white lines: unconstrained TOC; Dashed purple lines: possible oceanic Moho interface approximated by the 7.6 km/s velocity contours; Thin red lines: intersection location of velocity cross-sections. (After Tang et al., 2013)
표 Track lines for MCS and OBS sounding to compute crustal structure around the Japan Arc and in the northwestern and southwestern Pacific. (From https://www.jamstec.go.jp /jamstec-e/IFREE_ center/index-e.html)
표 Locations of OBSs deployed around the Japan Arc by JAMSTEC. (From https://www.jamstec.go.jp/jamstec-e/ IFREE_center/data-e/seismicity_all-e.html)
표 (Left) Hypocenter distribution and focal mechanisms obtained from OBS data. (Right) Comparison of the stress regime in the Pacific plate before and after the 2011 Tohoku Earthquake. (From Obana et al., 2012)
표 (Left) 2-D and (Right) 3-D crustal sturcture of the Cascadian margin. (From https://walrus.wr.usgs.gov/earthquakes/ cascadia/structure.html)
표 Map views of the Vp model for the starting model CVM3.0 (left column), the improved model LAF3D (middle column), and the relative perturbation of LAF3D relative to CVM3.0 (right column). (From Chen et al., 2007).
표 (a) Seismic profile showing the offshore extension of the Ilgwang Fault and (b) its interpretive line drawings. The stratigraphic succession consists of Pliocene (U-1 and U-2), Pleistocene (U-3, U-4, and U-5), and Holocene (U-6 and U-7) units. (Kim et al., 2016a)
표 Map showing the locations of the Quaternary faults in the study area. Interpreted sense of displacement of the fault blocks imaged on the profiles are indicated (U = up, D = down). Fault locations and the sense of displacement support an interpretation that the faults constitute a duplex-like fault zone occurring at the releasing bend of the Ilgwang fault. (Kim et al., 2016a)
표 (a) Seismic profile showing the offshore extension of the Yangsan Fault and (b) its interpretive line drawings
표 Locations of the Quaternary faults in the study area. The seismic profiles shown in this study are plotted as thick red lines labeled with a figure number. Fault F1 is interpreted as an offshore extension of the Yangsan fault. Faults F2, F3, and F4 are nterpreted as Riedel shears. Epicenters of earthquakes are superimposed. The inset (lower right) shows the estimated axis of principal stress estimated from the pattern of the main fault (F1) and Riedel shears. YF = Yangsan fault; R = Riedel shears
표 (top) Uninterpreted and (bottom) interpreted boomer seismic reflection profile L8 across the Wairau Fault in Cloudy Bay. (From Barnes and Pondard, 2010)
표 Lines to estimate crustal structure including the epicentral area of the 2016/7/5 earthquake. (김한준 등, 2017)
표 Vertical profiles showing Vs structure along transect (a) A-A’ and (b) B-B’ (see Fig. 3-8 for location). The Moho (yellow line) is estimated to be 3.75 km/s contour under the back-arc oceanic crust and 4.0 km/s in the Korean Peninsula. The boundary between the upper and lower crust is denoted by the black line. (김한준 등, 2017)
표 모델 1-3 (Anderson and Luco, 1983)과 모델 4 (Youngs and Coppersmith, 1985)의 누적 지진재발 관계식. 최대진도 8.0(단층길이 120 km, 길이/폭 비율 2), 변위(slip)/길이 비율 10-5, 강성률 30 GPa, slip rate 1 mm/yr, b-값 1.0 (Bungum, 2007).
표 Plan for fault mapping in the Korean Peninsula (http://thestory.chosun.com/site/data/html_dir/2017/12/20/2017122000833.html, 조선일보)
표 Relationship between the maximum magnitude of earthquakes expected on the offshore extension of the Yangsan fault and the fault width from 10 to 15 km
표 Relationship between the return period and the magnitude of earthquakes expected on the offshore extension of the Yangsan fault for the fault width of 10 km
표 Layout of equipment from the R/V Tamhae 2 for (a) 2D and (b) 3-D seismic data acquisition. (길상천외, 2014)
표 Locations of 2D seismic lines in the East Sea acquired by the KIOST. (Kim et al,. 2007)
표 Locations of multichannel seismic profiles obtained on the SE continental shelf of Korea
표 Locations of 2D and 3-D seismic lines for the exploration of gas hydrates in the East Sea, 2005. (류병재, 2016)
표 Locations of 2D seismic lines obtained in the East Sea. (Kim et al., 2015)
표 Locations of 2D seismic lines obtained in the Hupo Basin in the East Sea
표 Locations of high-resolution seismic lines for the exploration of gas hydrates in the East Sea. (류병재, 2016)
표 Locations of high-resolution seismic lines obtained offshore Uljin
표 Locations of high-resolution seismic lines obtained offshore the SE Korean Peninsula
표 Locations of 2D seismic lines obtained in the Yellow Sea. (Shin et al., 2010)
표 Locations of 2D seismic lines of KIOST obtained in the Yellow Sea
표 Locations of seismic lines of KIGAM obtained in the Yellow Sea
표 Locations of seismic lines of KIOST obtained in the epicentral area of the M4.9 2013 earthquake south of Baegryeong Island
표 Locations of the multichannel seismic lines in the South Sea. (김은정외, 2008)
표 Multichannel seismic profile showing the geologic structure in the Gunsan Basin, Yellow Sea. (Shin et al., 2010)
표 Sparker profile showing acoustic blanking and acoustic turbidity by shallow gas in Holocene sediments offshore the SE Korean Peninsula. (Lee et al., 2005)
표 Zones for offshore fault mapping using the high-resolution seismic survey method. Zones 1, 2, and 3 are southeast, west, and southwest offshore the Korean Peninsula
표 Plate boundaries in NE Asia. PA, PP, and OP = Pacific, Philippine Sea, and Okhotsk Sea plates; SI = Sakhalin Island; ISTL = Itoigawa-Shizuoka Tectonic Line
표 Annual survey sectors 1, 2, and 3 offshore between Ulsan and Busan in Zone 1
표 Locations of seismic stations in and around the epicenteral area of the 2016.9.12. M5.8 Gyeongju Earthquake (red start). White triangles: temporary seismic stations, blue triangles: permanent seismic stations. Blue squares and blue triangles: seismic stations operated by the KMA and KIGAM, respectively
표 Area for installing temporary seismic stations to monitor microearthquakes in the Yeongnam region (~30,000 km2). Squares: permanent seismic stations
표 Area for installing temporary seismic stations to monitor microearthquakes in the capitol region (~8,300 km2). Squares: permanent seismic stations
표 Research promotion system for constructing the 3-D seismotectonic model of Korea
표 Vsv slice at 30 km depth overlaid with OBS lines for studying crustal structure offshore the Korean Peninsula. A and B are the lines in the Yellow Sea and the South Sea, respectively

과제명(ProjectTitle) :	-
연구책임자(Manager) :	-
과제기간(DetailSeriesProject) :	-
총연구비 (DetailSeriesProject) :	-
키워드(keyword) :	-
과제수행기간(LeadAgency) :	-
연구목표(Goal) :	-
연구내용(Abstract) :	-
기대효과(Effect) :	-

내보내기 구분	파일저장 인쇄 메일전송
구성항목	기본정보 상세정보 관리번호, 제목(한글), 저자명(한글), 발행일자, 전자원문, 초록(한글), 초록(영문) 관리번호, 제목(한글), 제목(영문), 저자명(한글), 저자명(영문), 주관연구기관(한글), 주관연구기관(영문), 발행일자, 총페이지수, 주관부처명, 과제시작일, 보고서번호, 과제종료일, 주제분류, 키워드(한글), 전자원문, 키워드(영문), 입수제어번호, 초록(한글), 초록(영문), 목차
저장형식	Text(ASCII format) Excel format
메일정보	받는사람 (필수) @ 보내는사람 (선택) @ 제목 내용 KISTI 검색결과 이메일 서비스
안내	총 건의 자료가 검색되었습니다. 다운받으실 자료의 인덱스를 입력하세요. (1-10,000) 검색결과의 순서대로 최대 10,000건 까지 다운로드가 가능합니다. 데이타가 많을 경우 속도가 느려질 수 있습니다.(최대 2~3분 소요) 다운로드 파일은 UTF-8 형태로 저장됩니다. 파일의 내용이 제대로 보이지 않을실 때는 웹브라우저 상단의 보기 -> 인코딩 -> 자동선택 여부를 확인하십시오. ~ Text(ASCII format) Excel format

연합인증

[국가R&D연구보고서] 한반도 일대의 지체구조 해석을 위한 조사 연구 원문보기

초록 ▼

Abstract ▼

목차 Contents

표/그림 (73)

표/그림 (73)

참고문헌 (25)

연구과제 타임라인

관련 콘텐츠

원문 보기

이 보고서와 함께 이용한 콘텐츠

AI-Helper ※ AI-Helper는 오픈소스 모델을 사용합니다.

선택된 텍스트

연합인증

[국가R&D연구보고서] 한반도 일대의 지체구조 해석을 위한 조사 연구 원문보기

초록 ▼

Abstract ▼

목차 Contents

표/그림 (73) 모든 표/그림 보기

표/그림 (73) 슬라이드로 보기

참고문헌 (25)

연구과제 타임라인

전체(0) 논문(0) 특허(0) 보고서(0)

전체(0) 논문(0) 특허(0) 보고서(0)

관련 콘텐츠

원문 보기

이 보고서와 함께 이용한 콘텐츠

AI-Helper ※ AI-Helper는 오픈소스 모델을 사용합니다.

선택된 텍스트

표/그림 (73)

표/그림 (73)