Dynamic simulation experiment set and method for changing viscosity of heavy oil through ultrasonic wave

• Main Authors: SHANG YUEQIANG, GE PINGYUAN, ZHAO YANRU, ZHANG LEI, LIU DONGQING, SHEN JING, LIU YANFENG, LIANG WEI, ZHANG ZIJUN, XIE ZHIQIN
• Format: Patent
• Language: Chinese; English
• Published: 01.05.2020
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The invention belongs to the technical field of physical simulation experiment of heavy oil recovery and particularly relates to a dynamic simulation experiment set and method for changing viscosity of heavy oil through ultrasonic wave. The dynamic simulation experiment set comprises a core holder, a confining pressure pump, an ultrasonic generator, an ultrasonic transducer, a transduction-displacement joint, a displacement pump, a first control valve, a second control valve, a first middle container, a second middle container, a heating sleeve, a liquid accommodating container, a liquid outlet control valve, a displacement pressure gage, a confining pressure pressure gage, a confining pressure control valve, a liquid inlet control valve, a three-way valve and a control valve, wherein theconfining pressure pump is connected with the core holder through a pipeline; the confining pressure pressure gage and the confining pressure control valve are sequentially connected between the confining pressure pump and th