Search Results - "Kim, Tong Seop"

Model-based performance diagnostics of heavy-duty gas turbines using compressor map adaptation by Kang, Do Won, Kim, Tong Seop

“…•Model-based gas turbine diagnostics using a compressor map adaptation was developed.•A scheme to decide whether measured performance is at full-load was…”
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A Comparative Feasibility Study of the Use of Hydrogen Produced from Surplus Wind Power for a Gas Turbine Combined Cycle Power Plant by Pyo, Min-Jung, Moon, Seong-Won, Kim, Tong-Seop

“…Because of the increasing challenges raised by climate change, power generation from renewable energy sources is steadily increasing to reduce greenhouse gas…”
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Performance of a triple power generation cycle combining gas/steam turbine combined cycle and solid oxide fuel cell and the influence of carbon capture by Choi, Ju Hwan, Ahn, Ji Ho, Kim, Tong Seop

“…This study simulated a triple combined cycle which combines a gas turbine combined cycle (GTCC) and a solid oxide fuel cell (SOFC) system, and the expected…”
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Optimization of Sizing and Operation Strategy of Distributed Generation System Based on a Gas Turbine and Renewable Energy by Kim, Hye-Rim, Kim, Tong-Seop

“…Optimization of the sizing and operation strategy of a complex energy system requires a large computational burden because of the non-linear nature of the…”
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Advanced Control to Improve the Ramp-Rate of a Gas Turbine: Optimization of Control Schedule by Park, Young-Kwang, Moon, Seong-Won, Kim, Tong-Seop

“…As the proportion of power generation using renewable energy increases, it is important to improve the operational flexibility of gas turbines (GTs) for the…”
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A Study on the Leakage Characteristics of a Stepped Labyrinth Seal with a Ribbed Casing by Hur, Min-Seok, Moon, Seong-Won, Kim, Tong-Seop

“…A new type of stepped seal with a ribbed casing is proposed to efficiently reduce the leakage at the tips of turbine blades. The leakage characteristics of two…”
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Thermal Performance Design and Analysis of Reversed Brayton Cycle Heat Pumps for High-Temperature Heat Supply by Kim, Jin-Seo, Chung, In-Ho, Kim, Tong-Seop, Song, Chan-Ho

“…This study examined the performance of reversed Brayton cycle heat pumps to supply heat above 300 °C. The aim was to overcome the current temperature…”
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Thermo-economic analysis of using an organic Rankine cycle for heat recovery from both the cell stack and reformer in a PEMFC for power generation by Lee, Jae Yoon, Lee, Jae Hong, Kim, Tong Seop

“…Distributed power generation is gaining attention as a solution for the transmission loss and site selection in centralized power generation…”
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Performance analysis on various system layouts for the combination of an ambient pressure molten carbonate fuel cell and a gas turbine by Oh, Kyong Sok, Kim, Tong Seop

“…This study analyses hybrid systems combining a molten carbonate fuel cell (MCFC) operating at ambient pressure and a gas turbine. Various possible system…”
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Off-design performance analysis of organic Rankine cycle using real operation data from a heat source plant by Kim, In Seop, Kim, Tong Seop, Lee, Jong Jun

“…•ORC systems driven by waste or residual heat from a combined cycle cogeneration plant were analyzed.•An off-design analysis model was developed and validated…”
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Application of ITM to improve the efficiency of SOFC/GTCC triple combined cycle with carbon capture by Jeong, Ji Hun, Ahn, Ji Ho, Kim, Tong Seop

“…Carbon capture and storage processes are being researched to reduce carbon dioxide emissions from power plants. This paper proposes a new system that applies…”
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Comparative economic analysis of gas turbine-based power generation and combined heat and power systems using biogas fuel by Kang, Jun Young, Kang, Do Won, Kim, Tong Seop, Hur, Kwang Beom

“…We evaluated the economic feasibility of small CHP (combined heat and power) and CC (combined cycle) systems using a 5 MW-class gas turbine fueled with biogas…”
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Comparative evaluation of viable options for combining a gas turbine and a solid oxide fuel cell for high performance by Yi, Ji Hye, Choi, Joo Hwan, Kim, Tong Seop

“…•Options for combining SOFC, GT and ST for a very high efficiency are compared.•The triple combined cycle is generally more efficient than the dual combined…”
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Development of a gas turbine performance analysis program and its application by Lee, Jong Jun, Kang, Do Won, Kim, Tong Seop

“…A general-purpose performance prediction program, which can simulate various types of gas turbine such as simple, recuperative, and reheat cycle engines, has…”
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Advanced Gas Turbine Control Logic Using Black Box Models for Enhancing Operational Flexibility and Stability by Moon, Seong Won, Kim, Tong Seop

“…In recent years, the importance of operational flexibility has increased for gas turbines that can stably operate under various operation conditions. This…”
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Performance evaluation of integrated gasification solid oxide fuel cell/gas turbine systems including carbon dioxide capture by Park, Sung Ku, Ahn, Ji-Ho, Kim, Tong Seop

“…► Layouts for integrated gasification solid oxide fuel cell/gas turbine systems were proposed. ► The IG-SOFC/GT systems were found to have much higher power…”
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Thermodynamic design and analysis of SOFC/PEMFC hybrid systems with cascade effects: A perspective on complete carbon dioxide capture and high efficiency by Kim, Hye Rim, Seo, Min Hyung, Ahn, Ji Ho, Kim, Tong Seop

“…To capture as much carbon dioxide as possible while minimizing the performance degradation, this study proposes two solid oxide fuel cell (SOFC)/polymer…”
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Effects of syngas type on the operation and performance of a gas turbine in integrated gasification combined cycle by Kim, Young Sik, Lee, Jong Jun, Kim, Tong Seop, Sohn, Jeong L.

“…► The effect of firing syngas in a gas turbine designed for natural gas was investigated. ► A full off-design analysis was performed for a wide syngas heating…”
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Thermo-economic analysis on the impact of improving inter-stage packing seals in a 500 MW class supercritical steam turbine power plant by Lee, Jeong Jin, Kang, Soo Young, Kim, Tong Seop, Byun, Sam Sub

“…The use of brush seals in turbomachinery has increased steadily in recent years because they reduce leakage and improve operating stability. This study…”
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integrated power generation system combining solid oxide fuel cell and oxy-fuel combustion for high performance and CO₂ capture by Park, Sung Ku, Kim, Tong Seop, Sohn, Jeong L, Lee, Young Duk

“…An integrated power generation system combining solid oxide fuel cell (SOFC) and oxy-fuel combustion technology is proposed. The system is revised from a…”
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