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Simulation for the Effects of Well Pressure and Initial Temperature on Methane Hydrate Dissociation
1: The
equilibrium pressure corresponding to the current temperature.
2: Model Verfication.
300minPw274/300minPw279/300minPw284/3000minPw274/ 3000minPw279/3000minPw284/30000minPw274/ 30000minPw279/30000minPw284: Pressure
distribution in reservoir under well pressure of 3MPa and initial temperature
of 274K/279K/284K, and exploiting time of 300/3000/30000min.
300min5.0Pw/300min8.0Pw/3000min5.0Pw/3000min8.0Pw/ 30000min5.0Pw/30000min8.0Pw: Pressure distribution in reservoir under well pressure of 5MPa/8MPa and initial temperature of284K, exploiting time of 300/3000/30000min.
300min274T/300min279T/300min284T/3000min279T/3000min284T/ 30000min279T/30000min284T: Temperature distribution in reservoir under well pressure of 3MPa and initial temperature of 274K/279K/284K, exploiting time of 300/3000/30000min.
300min274K K/300min279K K/300min284K K/3000min274K K/3000min279K K/3000min284K K/ 30000min274K K/30000min279K K/30000min284K K: Permeability in reservoir under well pressure of 3MPa and initial temperature of 274K/279K/284K, exploiting time of 300/3000/30000min.
Qg300min3.0 274/ Qg300min3.0 279/ Qg300min3.0 284/
Qg300min5.0 284/ Qg300min8.0 284/ Qg3000min3.0 274/
Qg3000min3.0 279/ Qg3000min3.0 284/ Qg3000min 5.0 284/ Qg3000min 8.0 284: Cmulative gas produced under well pressure of 3MPa/5MPa/8MPa and initial temperature of 274K/279K/284K, exploiting time of 300/3000/30000min.
