Nigel Johnston

Engineering

1. Hydraulics 100%
2. Hydraulic System 61%
3. Actuator 53%
4. Flow Velocity 33%
5. Flow Rate 29%
6. Experimental Result 26%
7. Piezoelectric 24%
8. Hydraulic Pump 23%
9. Harmonics 22%
10. Dynamic Response 22%
11. Pump Flow 21%
12. Source Impedance 21%
13. Electric Lines 19%
14. Steering System 18%
15. Test Method 18%
16. Motion Control 18%
17. Flowrates 17%
18. Positive Displacement Pumps 17%
19. Active Control 16%
20. Power Fluid 16%
21. Orifice 15%
22. Servo Valve 15%
23. Transducer 15%
24. Simulation Result 15%
25. System Efficiency 15%
26. Actuation 14%
27. Hydraulic Power 14%
28. Numerical Modeling 14%
29. Line Method 14%
30. Frequency Domain 14%
31. Control System 14%
32. Analytical Model 13%
33. Bulk Modulus 13%
34. Experimental Investigation 13%
35. Test Rig 13%
36. Time Domain 13%
37. Least Mean Square 13%
38. Condition Monitoring 12%
39. Simulated Result 12%
40. Poppet Valve 12%
41. Mathematical Model 11%
42. Laminar Flows 10%
43. Propagation Model 10%
44. Pump Model 10%
45. Gear Pump 10%
46. Pressure Pulsation 10%
47. Standing Wave 10%
48. Narrowband 10%
49. Energy Engineering 10%
50. Positive Displacement 10%