![Figure 4 from WACHEL ' S EQUATION — ORIGIN AND CURRENT EVALUATION OF API 617 ROTOR STABILITY CRITERIA by B . | Semantic Scholar Figure 4 from WACHEL ' S EQUATION — ORIGIN AND CURRENT EVALUATION OF API 617 ROTOR STABILITY CRITERIA by B . | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/ecfdd245fd8f29aa06d465ccf24e36f09fe45e38/6-Figure4-1.png)
Figure 4 from WACHEL ' S EQUATION — ORIGIN AND CURRENT EVALUATION OF API 617 ROTOR STABILITY CRITERIA by B . | Semantic Scholar
![Overspeed impeller testing: Follow these guidelines to avoid trips and facilitate successful testing per API 617 standards Overspeed impeller testing: Follow these guidelines to avoid trips and facilitate successful testing per API 617 standards](https://cdn.sanity.io/images/0vv8moc6/turbomag/20f0c01f9cdb3bb3abb58a560bf40d26c754ec09-912x737.jpg)
Overspeed impeller testing: Follow these guidelines to avoid trips and facilitate successful testing per API 617 standards
![Table 1 from OF API 617 FULL STABILITY ANALYSIS ( LEVEL-II ) ON CENTRIFUGAL COMPRESSORS by Jiming | Semantic Scholar Table 1 from OF API 617 FULL STABILITY ANALYSIS ( LEVEL-II ) ON CENTRIFUGAL COMPRESSORS by Jiming | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/5d7f7e302414d4c4c080004b93cc1f8c6f9044e6/2-Table1-1.png)
Table 1 from OF API 617 FULL STABILITY ANALYSIS ( LEVEL-II ) ON CENTRIFUGAL COMPRESSORS by Jiming | Semantic Scholar
![Figure 7 from OF API 617 FULL STABILITY ANALYSIS ( LEVEL-II ) ON CENTRIFUGAL COMPRESSORS by Jiming | Semantic Scholar Figure 7 from OF API 617 FULL STABILITY ANALYSIS ( LEVEL-II ) ON CENTRIFUGAL COMPRESSORS by Jiming | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/5d7f7e302414d4c4c080004b93cc1f8c6f9044e6/6-Figure7-1.png)