Research Article
Properties and Engineering Applications of a New Goaf Grouting Filling Material
Table 10
Changes in potential difference before and after goaf reinforcement.
| | Measuring line code | Before reinforcement | After reinforcement | Increase multiples | | Max. value | MIN value | Average value | Max. value | MIN value | Average value |
| | A | 20.032 | 0.451 | 1.706 | 15.318 | 2.5 | 4.59 | 2.69 | | B | 16.37 | 0.094 | 1.517 | 13.006 | 2.0 | 3.82 | 2.52 | | C | 5.62 | 0.212 | 3.942 | 20.399 | 5.57 | 15.65 | 3.97 |
|
|
Note: The average value of each measuring line was calculated from 17 sets of data.
|
