...: MDT MTBF MTBF A (1.1) MTBF:平均故障间隔时间(Mean Time Between Failures) MDT:平均停车时间(Mean Downtime) 可用度是衡量系统可用性的标准,可用度越大,系统可用性越高,从式(1.1) 可得出提高MTBF 或减低MDT 都能使可用度增高。
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把停车加油和交通堵塞而耽误的时间算在内,我们车的平均速度仍是每小时40英里。
Including stops for gas and traffic jams, our average speed was still 40 miles an hour.
其中,平均停车次数减少30%,平均车速提高18%,车辆平均延误时间减少40%。
The average stop frequency decreased by 30 percent. The average speed increased by 18 percent. The average delay time decreased by 40 percent.
一个典型的风力发电机,20%的停车时间是由于变速箱的故障引起的,而平均每个变速箱的故障修理时间大概是256小时。
For a typical turbine, 20% of the downtime is due to gearbox failures, and an average gearbox failure takes about 256 hours to repair.
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