Junho Choi Email & Phone Number

Aberdeen, Gb

Reston, Virginia, Us

- In tanks functional group, cooperated with multidiscipline including project manager, process group, piping group, and construction group for mega projects (Rio Grande, Port Arthur, Driftwood, CPC Taichung Phase III, Natrium Reactor, Yanacocha Sulfides, Ammonia Storage Tank)- Performed FEED design for ammonia storage(hydrogen) tank based on client’s specification/requirement.- Generated procurement data sheets for tank components, and reviewed vendor’s specifications. - Provided solutions for various design issues by conducting FE Analyses including nozzle stiffness calculation, LNG tank foundation heating, blast resistance evaluation, seismic analysis with hydro-dynamic pressure, roof air-raise, and panel reinforcement. - Designed outlet pipes and its supports (tank cool-down spray ring and LNG fill pipelines) inside of a tank per ASME B31.3.- Created calculation reports for various components of the tank including liner plates, bearing ring, thermal expansion joints, LNG pump nozzles, monorails, concrete embed plates and studs, pipe penetration, anchor straps/bolts per API-620, 625, 650.

New York, Ny, Us

-Performed design by analysis per ASME BPVC Sec VIII-2 and fitness-for-service per API 579-1 for oil and gas storage tanks, gas dryers, heat Exchanges, and FCCUs.- Identified the cause of leaking/crack problem and proposed remediation solutions for pressure vessels.- Performed fitness-for-service for damaged oil storage tanks by creating FE models with laser scanned data. - Designed and proposed design modification solutions for refinery furnace structures including structure connections, outrigger for transportation, stacks/ducts, and panels.- Established and evaluated post-weld heat treatment(PWHT) plan for pressure vessels.- Evaluated building resistant capacity and designed retrofit solutions against blast events. (performed SDOF and MDOF analyses)- Assessed and designed LNG facilities by analysis in cases of blast and leaking events including pipe shroud, storage tanks, and pipelines.- Utilized various material models for analyses including composite materials, material hardening models, rate-dependent material models, temperature-dependent models, and concrete damaged models.-Built Abaqus GUI program to generate standard sections (AISC library) using shell element.

New York, Ny, Us

Aberdeen, Gb

-Created material libraries and GUI program using python to generate temperature-dependent material properties (elastic modulus, yield stress, ultimate tensile stress, thermal expansion coefficient, heat conductivity, and specific heat) per ASME BPVC. II. Part D for Abaqus analysis material input.-Gas/Oil Storage Tank Vulnerability Assessment and Retrofit Design-Mooring Chain Link Assembly Analysis

College Station, Tx, Us

-Invented and formulated a robust numerical model to predict riser deformed shapes with measuring limitations. -Coded MATLAB program to execute the invented numerical model and visualize results in time domain.-Performed Hull/mooring/riser coupled dynamic simulation using Orcaflex.-Generated TLP motion data with tendon damaged cases to develop a machine learning algorithm in order to detect tendon failure.

Seoul, Kr

- Developed algorithm for structural health monitoring - Performed FE analysis for curved girder bridges, cable-stayed bridges, high-speed railways.- Development of fastening solution and applied technology for quake-resistance structure of offshore wind power system- Development of Design Technology for 10MW Steel and 3MW Composite Wind Turbine Towers

Seoul, Kr

Visiting Scholar, Ocean Engineering

Doctor Of Philosophy (Ph.D.), Structural Engineering

Bachelor'S Degree, Civil Engineering