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As one of the important unconventional resources, coalbed methane (CBM) can mitigate energy shortage issue, and its efficient exploitation has received widespread attention globally. The development of CBM is of great significance to coal mine safety and energy supply. CBM reserve evaluation provides a basis for selecting development zones and determining development strategies. However, most existing...
Oil production is seriously effected by formation damages in many processes of reservoir developmet. In recent years, ultrasonic stimualtion method has been applied to relieve formation damage and achieved significant success in field tests. In order to further the studies of the mechanism of ultrasonic stimulation on damage relieving, a new setup was designed to study the effect of ultrasonic stimulation...
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