Supported by the Program for New Century Excellent Talents in University of China (NCET-07-0594);the National Natural Science Foundation of China (50874078 and 50804033);the Special Support for National Excellent Ph.D.Thesis (200959)
The primary purpose of underground gas storages is to provide gas for seasonal consumptions or strategic reserve.The periodical operations of gas injection and extraction lead to cyclic loading on the walls and surrou...