Lab Seminar for fall semester 2013

posted Mar 19, 2014, 5:25 PM by Chang-jin Kang   [ updated Mar 23, 2014, 10:31 PM ]

 DateTime Participants Presentation Topic 
04.Oct.201310:00AM  Lee,Jung HwaRailway Bridges _ Evaluation of Train Runnability on Railway Bridges 
  Hwang,Sungho Simulating of train operation with computer code
  Kim, Sangwon Problem of RFA on Bluff Section
  Choi,Kilho ATG developing



11.Oct.20132:30PM  Lee,Jung HwaRailway Bridges _ Evaluation of Train Runnability on Railway Bridges 
  Kim Sejin 주행성 평가 위한 풍속 확률 모델의 Tail Problem 연구
  Kim, Younggon Study of parallel bridge affected by VIV
  Park,Jin 단독교량의 와류진동 안정성이 병렬교량 와류진동에 미치는 영향에 대한 연구
17.Oct.20132:30PM   Kim,Sang-Won  
   
    
Problem of RFA on Bluff Section
  You,Chulhwan
4.Nov.201311:00AM  You,Chulhwan 
  Hwang,You Chan
  Lee,Jung-HwaRailway Bridges _ Evaluation of Train Runnability on Railway Bridges 
14.Nov.20133:30PM  Lee,Jung-HwaRailway Bridges _ Evaluation of Train Runnability on Railway Bridges 
  Kim,Sunjoong
21.Nov.201311:00AM  Lee,Jung-HwaRailway Bridges _ Evaluation of Train Runnability on Railway Bridges 

  Lee, Ho Research on decision making of construction work of pylon depend on the speed of wind
6.Dec.20139:00AM   Lee,Jung-Hwa
   Railway Bridges _ Evaluation of Train Runnability on Railway Bridges 
    
  Park,Jun-Yong
12.Dec.20133:00PM   Lee,Jung-HwaRailway Bridges _ Evaluation of Train Runnability on Railway Bridges 
  Choi,Kil-HoATG developing
18.Dec.201310:00AM  Lee,Jung-HwaRailway Bridges _ Evaluation of Train Runnability on Railway Bridges 
23.Dec.20133:00PM   Park,Jin 
  Kim,YoungGon

LAB SEMINAR (2013 Spring Semester)

posted Apr 28, 2013, 11:17 PM by Kilho Choi   [ updated Mar 23, 2014, 10:31 PM by Chang-jin Kang ]

 DateTime Participants Presentation Topic 
03.May.201311:00AM   Kim,Sang-Won    Problem of RFA on Bluff Section

  Park,Jun-Yong Fatigue Evaluation on Steel Bridge
  Lee,Jung-Hwa Railway Bridges _ Evaluation of Train Runnability on Railway Bridges 
  You,Chul-Hwan -
24.May.20139:30AM   Kim,Sang-Won  
   
    1.TFA Program Editing
    2.VIV Analysis with Flutter Derivatives in 2nd 
      Jindo Bridge in Frequency Domain
    3.Buffeting Analysis of Seohae Bridge
    4.Proposal of Complex Admittance Function 

  Lee,Ho장경간 사장교의 거스트 계수 평가
(2013 한국풍공학회 발표주제)
8.June.201310:00AM  Kim,Sang-Won 
  Hwang,Sung-Ho 
  Lee,Jung-Hwa
15.June.201310:00AM  Kim,Sang-Won
  Choi,Kil-HoATG developing
  Park,Jun-Yong
28.June.201310:00AM   Park,Jin  
   
  

  Hwang,You-Chan

LAB SEMINAR 2012

posted Apr 28, 2013, 10:52 PM by Kilho Choi   [ updated Mar 23, 2014, 10:31 PM by Chang-jin Kang ]

 Date Time  Participants  Presentation Topic 
03/11/2012 9:30AM   Sun Joong Kim    NExT - Natural Excitation Technique  

    Jin Park Second Jindo Bridge Buffeting Analysis
    Sang Won Kim Program coding for RFA
 
    Radiance Calmer Estimation of damping ratio for 2nd Jindo Bridge
NExT-ERA method
28/09/2012 9:30AM   Sang Won Kim 
   
Progression of RFA program making
static analysis module

    Radiance Calmer Calculation of damping ratio for 2nd Jindo bridge with RD method
15/09/2012 9:30AM   Chul Hwan Yoo 
   
Problem definition for wind load  model
    Jun Yong Park FE model weighting updating 
15/09/2012 9:30AM   Ho Lee 
   
Development of the detailed analysis of catwalk system

    You Chan Hwang  Static coefficient according to the attack angle with HY bridge
Comparison of flutter derivative for free vibration test and forced vibration test
8/09/2012 9:30AM   Jung Hwa Lee
   
Simulation of wind velocity fluctuation
2nd Jindo bridge

    Sun Joong Kim Analysis of wind characteristics based on field measurement of a typhoon
31/08/2012 9:30AM   Jin Park  PIV tests for Jindo bridge, comparison between single and parallel configurations 
    Sang Won Kim RFA program debugging
Finishing touch 3
24/08/2012 9:30AM   Ho Lee
Static elasticity of catwalk system
Verification of aerostatic coefficients
    Chul Hwan Yoo Reliability analysis of real bridge
Pylon of Yi Sun Sin bridge
    Jun Yong Park FE model updating
Modified sensitivity matrix
17/08/2012 9:30AM   You Chan Hwang 
Flutter derivatives-variation of angles
    Jung Hwa Lee Simulation of wind velocity fluctuation monitoring
Applied to 2nd Jindo Bridge data
    Sun Joong Kim ERA method- Basic concept of NExT-ERA for modal analysis
10/08/2012 9:30AM   Jin Park

PIV tests for Jindo bridge, comparison between single and parallel configurations 
    Sang Won Kim RFA program debugging
Finishing touch 2 
    Radiance Calmer Rational Fraction Polynomial method
03/08/2012 9:30AM   Ho Lee

static stability of catwalk system
    Chul Hwan Yoo Wind load coefficient
    Jun Yong Park FE model updating
several updated cases
27/07/2012 9:30AM
  Jung Hwa Lee  


Simulation on wind velocity fluctuation

 
Sun Joong Kim

The natural excitation technique for modal analysis
20/07/2012 9:30AM   You Chan Hwang 
Comparison between EEE and sin fitting methods
Flutter derivatives using forced vibration test 
Tacoma Bridge model
    Sang Won Kim Simple tips for template editing

    Radiance Calmer 3-story structure
frequency response function
13/07/2012 9:30AM
 Chul Hwan Yoo 


Investigation of Wind Load Combination

 
Jun Yong Park

FE model updating
06/07/2012 9:30AM
Jung Hwa Lee


Simulation of wind fluctuation

 
Sun Joong Kim

NExT for modal analysis
03/07/2012 9:30AM   You Chan Hwang 

Comparison between EEE and sin fitting methods
    Sang Won Kim RFA program modification, finishing touch

    Radiance Calmer Modal testing: impact hammer test
Advantage/drawback of the FFT analyzer
22/06/2012 9:30AM   Jin Park PIV test for Jindo Bridge with phase average method

    Chul Hwan Yoo Wind speed and return period

    Jun Yong Park model updatting
15/06/2012 9:30AM Sun Joong Kim Modal testing, NExT method
08/06/2012 9:30AM   Ho Lee

Static and dynamic stability of catwalk system
    Sang Won Kim RFA coefficient optimization 

    Radiance Calmer Modal testing: impact hammer test
18/05/2012 9:30AM   You Chan Hwang

Apply EEE ( Equation Errors Estimation) method to extract flutter derivatives
    Jun Yong Park Finite Element Model updating
    Chul Hwan Yoo Application of ESDU
11/05/2012 9:30AM   Sang Won Kim   

Progresses made for the modification of the RFA program  
    Sun Joong Kim Modal testing: impact hammer test
    Jin Park PIV test
04/05/2012 9:30AM Radiance Calmer Theoretical  part of the analysis methods:RD-ITD and NExT-ERA
20/04/2012 9:30AM Chul Hwan Yoo Estimation of basic velocity(About ESDU)

  Jun Yong Park Model Updating about SeoHae Bridge
Sensitivity based Method
Measured Data Curve Fitting
13/04/2012 9:30AM   Sun Joong Kim    Introduce of the procedure of 3D wind tunnel test  
    You Chan Hwang  Introduce of the procedure of extracting flutter derivatives from forced-vibration test 
    Jung Hwa Lee Formulation of cable elements with hydrodynamics 
    Radiance Calmer Calculation of the 2nd Jindo Bridge damping ratio with two analysis methods (ITD-RD and NExT-ERA methods)
06/04/2012 9:30AM   Jin Park  Updating admittance function in Buffet3
    Sang Won Kim RFA (Rotational Function Approximation)Programming 
Introduction of RFA theory
Progression of programming

::풍동 새이름 공모전::

posted Jul 9, 2012, 8:25 PM by 김상원   [ updated Mar 23, 2014, 10:31 PM by Chang-jin Kang ]


구조설계연구실에서는 대외적으로 사용할 수도 있고 재미있는 풍동의 새 이름을 찾고 있습니다
좋은 아이디어를 가지고 갖고 계시는 분들은 꼭 참여해서 상품도 받아가시길 바랍니다

공모 기간 : 2012년 9월 8일까지
당첨자 발표 : 2012년 9월 13일
                 홈페이지 게제와 함께 핸드폰으로 개인 통보합니다.
이벤트 경품 : 2만원 상당의 문화상품권 5명(총 10만원)

보내실 곳 : bdg94509@snu.ac.kr

반드시 [학번], [이름], [핸드폰 번호], [풍동시설 새이름 및 설명] 이 포함된 형태로 보내주셔야
채택되실 수 있습니다.

추가적인 문의 사항이 있으시면 위의 메일로 보내주시면 되겠습니다.

2012/04/20 Lab Seminar

posted Apr 19, 2012, 12:20 AM by 유철환   [ updated Mar 23, 2014, 10:31 PM by Chang-jin Kang ]

Date : 2012.04.20 (Friday) 09.30 a.m
Site : Seoul National University 35-Don,432-Ho
Topic : presentation of research works
Participants: Chul-Hwan Yoo and Jun-Yong Park

하의-신의 교량 3차원 풍동 실험 관련 세미나

posted Jan 13, 2012, 4:01 AM by gim sunjoong   [ updated Mar 23, 2014, 10:31 PM by Chang-jin Kang ]

하의-신의교 3차원 풍동 실험과 관련한 세미나를 아래와 같이 가지려고 합니다.

 

1. 일시: 1 17일 오후 3

2. 장소: 35 432

3. 내용: 하의-신의 교량의 이슈 사항 및 3차원 풍동 실험 시 고려해야 할 사항, 실험 결과의 활용방안 등 3차원 풍동실험 전반에 대한 세미나 및 토의


2012/01/06 Lab Seminar

posted Jan 4, 2012, 8:11 PM by Radiance Calmer   [ updated Mar 23, 2014, 10:31 PM by Chang-jin Kang ]

Date : 2012.01.06 (Friday) 10.00 a.m
Site : Seoul National University 35-Don,316-Ho
Topic : presentation of research works
Participants: Ha-Seung Chung,  Jun-Yong Park and Sang-Won Kim

2011/12/30 Lab Seminar

posted Dec 25, 2011, 11:21 PM by Radiance Calmer   [ updated Mar 23, 2014, 10:31 PM by Chang-jin Kang ]

Date : 2011.12.30 (Friday) 9.30 a.m
Site : Seoul National University 35-Don,316-Ho
Topic : presentation of research works
Participants : Sun Joong Kim, You Chan Hwang, Chul Hwan Yoo, Radiance Calmer

Lab seminar 2011-12-10

posted Dec 25, 2011, 11:19 PM by Radiance Calmer   [ updated Mar 23, 2014, 10:31 PM by Chang-jin Kang ]

Time: 2011-12-10 (Friday), 9.30 AM

Place:Seoul National University, 35-108 

Topic : presentation of research work

Presenters: Jin Park, Ha-Seung Chung,  Jun-Yong Park and Sang Won Kim

2011/12/2 Lab Seminar

posted Nov 30, 2011, 11:41 PM by Radiance Calmer   [ updated Mar 23, 2014, 10:31 PM by Chang-jin Kang ]

Date : 2011.12.2 (Friday) 9.30 a.m
Site : Seoul National University 35-Don,316-Ho
Topic : presentation of research works
Participants : Sun Joong Kim, You Chan Hwang, Chul Hwan Yoo, Radiance Calmer

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