Adaptability Study of Hot Water Chemical Flooding in Offshore Heavy Oilfields

Table 6

Influence of well spacing on the performance of different development methods.

Parameter	Recovery factor under difference well spacing					Maximum difference between recovery factor (%)
	100 m	200 m	300 m	400 m	500 m
10-year water flooding	20.94	12.88	9.06	6.46	4.31	16.63
10-year hot water chemical flooding	35.74	23.95	14.65	7.30	4.26	31.48