Analysis of Potential Energy Surfaces of Multimachine Power Systems Using Computer Graphics

Vittal, Vijay; Rajagopal, S.; McCormack, Brian; Movall, Paul E.; Fouad, A. A.

doi:10.1109/te.1986.5570562

Cited by 5 publications

(2 citation statements)

References 5 publications

Supporting

Mentioning

Contrasting

Order By: Relevance

“…Reference [34] provides a graphical analysis of the potential energy surface around the UEP of a stressed power system. It has been shown that the potential energy surface around a UEP may be "very steep" in certain directions and "shallow" in other directions.…”

Section: How the Faulted Trajectory Leaves The Boundarymentioning

confidence: 99%

Approximation of stability boundary of a power system using the real normal form of vector fields

Saha

View full text Add to dashboard Cite

iii 3. APPROXIMATION OF STABILITY BOUNDARY 3.1 Linear Analysis around the UEP 3.2 Coefficient of Curvature 23 3.3 Approximation of the Manifold of the UEP 25 3.4 Display of Boundary 3.5 Potential Energy 3.6 Computation of Distance 27 3.7 Computational Steps 2S 3.8 Summary 4. NUMERICAL RESULTS 4.1 11 Generator Test System 31 4.2 Simulation of Stress in a System 33 4.3 UEP Angles and System Eigenvalues 4.3.1 Effect of loading of critical generators 4.3.2 Effect of fault location and postfault network 35 4.4 Nonlinear Interaction Coefficients, h2r 4.4.1 Effect of loading of critical generators 4.5 r Coefficients 4.5.1 Effect of loading of critical generators 4.5.2 Effect of fault location and postfault network 4.6 Shape of Manifold Near the UEP and Size of the Region of Stability. 4.6.1 Effect of loading of critical generators 4.7 Trajectory Behavior Near the Boundary of the Region of Stability. . 4.7.1 Behavior of system trajectory near the UEP iv 4.7.2 How the faulted trajectory leaves the boundary 4.8 Potential Energy and Distance of Manifold from the Postfault SEP. 53 4.8.1 Effect of loading of critical generators 4.8.2 Effect of fault location 4.9 Equilibrium Points When System is Stressed 4.10 Summary 5. MODE OF SYSTEM INSTABILITY

show abstract

Section: How the Faulted Trajectory Leaves The Boundarymentioning

confidence: 99%

Approximation of stability boundary of a power system using the real normal form of vector fields

Saha

View full text Add to dashboard Cite

show abstract

“…A graphics package (AGRAPH) and a procedure for multidimensional interpolation to exactly fit the significant points are made use of. The potential energy plots on the vertical axis, with respect to a pair of machine angles, are obtained (refer to [30] for more details on obtaining the plots).…”

Section: Numerical 111-conditioning Of the Stressed Systemsmentioning

confidence: 99%

Application of the transient energy function method to stressed large-scale power systems

Rajagopal

Self Cite

View full text Add to dashboard Cite

While the most advanced technology has been used to photograph and reproduce this manuscript, the quality of the reproduction is heavily dependent upon the quality of the material submitted. For example:• Manuscript pages may have indistinct print. In such cases, the best available copy has been filmed. Page Methods for Unstable Equilibrium Point Solution 38 Problems in obtaining UEPs 38 Approaches 39 Numerical 111-conditioning 41 Corrected Gauss-Newton Method 45 CHAPTER V. STRESSED SYSTEMS 49 Stability Study in the Stressed Systems 49 Implications of Inter-area Mode in the TEF Method 51 UEP Justification 53 Numerical 111-conditioning of the Stressed Systems 58 CHAPTER VI. TEST SYSTEMS 63 MIS System 63 Ontario Hydro System 63

show abstract

Theory and applications of the multiquadric-biharmonic method 20 years of discovery 1968–1988

Hardy

1990

Computers & Mathematics with Applications

763

302

View full text Add to dashboard Cite

Analysis of Potential Energy Surfaces of Multimachine Power Systems Using Computer Graphics

Cited by 5 publications

References 5 publications

Approximation of stability boundary of a power system using the real normal form of vector fields

Approximation of stability boundary of a power system using the real normal form of vector fields

Application of the transient energy function method to stressed large-scale power systems

Theory and applications of the multiquadric-biharmonic method 20 years of discovery 1968–1988

Contact Info

Product

Resources

About