Unconventional natural gas, including coalbed methane and shale gas, has become
important natural gas resources. Coal and shale reservoirs are characterised by low porosity …

Accurate characterization of the compressibility of pores and fractures in coal reservoirs is of
great significance for predicting permeability and for optimizing the production of coalbed …

The pore volume compressibility of reservoir rock is usually measured by volume method
and the relation between compressibility and porosity follows the Hall plot. However, the …

Integral and differential approaches to determining the volumetric compression of rocks
caused by changes in the stress state are considered. Changes in the volume of the pore …

A series of studies were carried out on 11 tight sandstone samples of Upper Carboniferous
in Ordos Basin. Firstly, the deposit composition and pore structure characteristics are …

The pore system significantly affects methane accumulation and migration; therefore,
accurate evaluation of pore compressibility is crucial for shale gas exploration and …

Over the past decades, many scholars have been studying the pore volume compressibility
(PVC) of porous media. However, the fundamental controls on PVC of porous media are not …

Pore compressibility is an important parameter in reservoir engineering. However, its
variation from laboratory core analysis or logging data can be large. Moreover, laboratory …

The compressibility of abnormal pressure gas reservoirs is hard to test, and the
interpretation is confusing, leading to many misunderstandings in the current understanding …

Dynamic reserves evaluation is crucial for the development and assessment of gas
reservoirs. However, ultra-deep fractured tight sandstone gas reservoirs pose unique …