4D-stress evolution of tight sandstone reservoir during horizontal wells injection and production: A case study of Yuan 284 block, Ordos Basin, NW China

ZHU Haiyan,SONG Yujia,LEI Zhengdong,TANG Xuanhe

Table 2 Fracturing parameters and simulated results of hydraulic fractures (HF) in Well PH2

Water jet choke depth/m	Fracturing fluid volume/m³	Proppant volume/m³	Flow rate/(m³•min^-1)		Average fracturing pressure/MPa	Simulated HF half-length/m	Simulated HF height/m	Simulated HF conductivity/ (10^-3 μm²•m)
Water jet choke depth/m	Fracturing fluid volume/m³	Proppant volume/m³	Tubing	Casing	Average fracturing pressure/MPa	Simulated HF half-length/m	Simulated HF height/m	Simulated HF conductivity/ (10^-3 μm²•m)
2960, 2970	162.0	25	2.4	0.9	49.4	108.8	37.2	183.7
2910, 2900	166.3	30	2.6	0.9	49.0	106.6	36.9	210.8
2840, 2850	158.5	30	2.6	0.9	43.7	106.3	36.7	203.5
2750, 2760	Failure
2686, 2696	114.6	15	2.2	0.8	38.5	101.0	35.4	192.2
2454, 2464	116.1	15	2.2	0.8	44.6	101.6	35.5	193.3
2372, 2382	149.7	25	2.4	0.8	32.3	107.3	36.9	190.2
2310, 2320	157.8	30	2.6	1.0	43.5	105.3	36.6	219.1
2244, 2254	124.6	20	2.4	1.0	41.0	100.3	35.5	210.9