In continuous formations, the rock properties and the state of in situ stresses control the
propagation direction of an induced hydraulic fracture (HF) and its geometry. The present …

After over a decade of innovation in shale gas fracturing theory and engineering technology,
China has established a theoretical and technical system for the development of shallow …

Natural gas hydrate is an attractive potential as alternative energy source. The initial studies
of natural gas hydrate production test have shown that the hydrate productivity via …

Unconventional reservoirs such as shale and coal rock are generally well-bedded, with
significant differences in the interlayer stress and rock physical parameters. The change law …

埋深大于3 500 m 的深层页岩储层具有高水平主应力差, 发育层理裂缝, 低脆性指数等特点,
在压裂改造时难以形成复杂裂缝. 为了充分认识其水力裂缝扩展规律, 采用三维离散格子方法对 …

To investigate the vertical propagation mechanism of hydraulic fractures in interlayered
brittle shale formations in the Qingyi member of the Southern Songliao Basin in Northeast …

In recent years, multi-stage hydraulic fracturing for shale oil reservoirs is developing toward
a shorter cluster spacing and a larger number of clusters per stage. The objective is to …

Natural gas hydrates (NGH) are considered as a potential energy resource in the future
because of its dramatic energy reserves. NGH formation owns the characteristic of …

The staged methane deflagration fracturing of horizontal wells is a new reservoir stimulation
method serving the high-efficiency exploitation of shale gas reservoirs. To study the …

Perforation hydraulic fracturing plays a crucial role in the development of oil and gas
reservoirs, and perforation layout can significantly affect the initiation and propagation of …