FIELD: mechanical engineering.
SUBSTANCE: device for measuring soil deformation additionally contains calibration unit, containing constant capacitor and resistor, mounted in power circuit of one of mutual inductance coils through commutation elements. Commutation elements realize logic of device operation.
EFFECT: increased precision of measurements.
3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DEVICE FOR MEASURING DEFORMATION OF SOIL | 1977 |
|
SU1840327A1 |
| DEVICE FOR MEASURING DEFORMATION OF SOIL | 1979 |
|
SU1840398A2 |
| DEVICE FOR CALIBRATION OF SOIL DEFORMATION SENSOR | 1982 |
|
SU1840404A1 |
| DEFORMATION MEASURING DEVICE | 1984 |
|
SU1840333A1 |
| DEVICE FOR MEASURING AZIMUTH TURNS | 1979 |
|
SU1840397A2 |
| DEVICE FOR ELECTROMAGNETIC LOGGING OF WELLS | 2004 |
|
RU2292064C2 |
| SENSOR FOR MEASURING AZIMUTH TURNS | 1977 |
|
SU1840393A2 |
| METHOD AND APPARATUS FOR INDUCTION FREQUENCY PROBING | 2011 |
|
RU2502092C2 |
| DEVICE FOR MEASURING AZIMUTH TURNS | 1977 |
|
SU1840394A1 |
| INDUCTION WELL-LOGGING APPARATUS | 0 |
|
SU631851A1 |
