Hot gas analysis in gas circuit breaker (GCB)

Analysis of the hydraulic operating mechanism in gas circuit breaker

 

 

Our research works

 

     

 

Hot gas analysis

 

<Temperature distribution in gas circuit breaker>

<Density distribution in gas circuit breaker>

 

Analysis of the hydraulic operating mechanism

 

 

<Cross-sectional view of hydraulic operating mechanism >

 

<Forces generated in hydraulic operating mechanism >

<Stroke curve of the moving part >

 

 

 

Research Project

 

1997.12 - 2001.9 : Development of hot gas analysis program using FLIC, HyoSung
1999 - 2000 : Development of hot gas analysis program using FVM, LG Industrial Systems

 

 

 

Paper for recent works

 

1. S.H. Park, C.Y. Bae, H.K. Kim, K.Y, Park and H.K. Jung , Analysis on the Forces Generated in Puffer Type Circuit Breaker,
Submitted to IASTED PES 2002 (TD02), 2002

 

 

 

Current research interests

 

 

1. Hot gas analysis

 

     - Flow analysis algorithm

 

     - Arc modeling

 

2. Arc radiation model

 

     - Net Emission Coefficient Method (NEC)

  

     - Method of Partial Charateristics (MPC)

 

    - Method combining NEC with MPC

 

3. Driving mechanisms

 

     - Pneumonic Operating Mechanism

 

     - Permanant Magnet Actuator(PMA)

  

     - Electro-Magnetic Force driven Actuator(EMFA)