The multi-rate variable well testing can weaken wellbore storage, shorten test time and economize the cost of test, and the contradiction between test and production is also solved to some degree.

• 多级变流量试井可以减少井筒储存效应,缩短测试时间,节省成本,使试井与生产的矛盾在一定程度上得以缓解。