|
Time | Measure parameters | Installation location | Characteristics |
Temperature | Hook load | Pumping pressure | inclination | Annulus pressure | Pressure drill string (inner) | Bit pressure drop |
|
1968 | / | / | / | / | √ | √ | / | BHA | Downhole measurement and store data |
1985 | √ | √ | √ | / | √ | √ | √ | BHA | Sampling rate 650 Hz, real-time transmission |
1985 | √ | √ | / | / | √ | / | √ | BHA | Sampling rate 650 Hz, real-time transmission |
1988 | / | / | / | / | / | / | / | BHA | Determining the vibration environment of MWD |
1988 | / | / | / | / | / | / | / | BHA | Determining the vibration environment of MWD |
1994 | / | / | / | / | √ | / | / | BHA | Real-time data transmission, reducing the drill string resonance |
1995 | / | / | / | √ | / | / | / | Surface/BHA | Synthetically estimating the drill string vibration |
1998 | √ | / | / | / | √ | / | / | BHA | Sampling rate 1000 Hz, determining drill string vibration |
1999 | / | / | / | / | √ | √ | / | Surface/BHA | Real-time data transmission (mud pulse) |
2003 | √ | / | / | / | √ | √ | / | Surface/BHA | Real-time data transmission (mud pulse), sampling rate 2080 Hz |
2004 | √ | / | / | / | √ | / | / | BHA | Sampling rate 2000 Hz, downhole store data |
2004 | / | / | / | / | / | / | / | BHA | Determining the vibration environment of drill string |
2005 | √ | / | / | / | √ | √ | / | BHA | With shock absorber, real-time monitoring |
2005 | √ | / | / | / | √ | √ | / | BHA | Synthetically estimating the work environment of drill string |
2008 | / | / | / | √ | / | / | / | BHA | Determining the vibration environment of drill string |
2008 | √ | √ | √ | | √ | / | / | Surface/BHA | Determining the vibration environment of drill string |
2013 | √ | / | / | / | / | / | / | Bit | Determining the vibration environment of bit |
2013 | / | / | / | / | / | / | / | Bit | Determining the vibration environment of bit |
2013 | √ | / | / | / | √ | √ | / | BHA/Bit | Determining the vibration environment of drill string |
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