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The impact of wind power on power system transient stability based on probabilistic weighting method
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10.1063/1.4771998
/content/aip/journal/jrse/4/6/10.1063/1.4771998
http://aip.metastore.ingenta.com/content/aip/journal/jrse/4/6/10.1063/1.4771998

Figures

Image of FIG. 1.
FIG. 1.

Probability density function for the mean fault clearing time of 15 cycles (0.3 s) and standard deviation of 10% (0.03 s).

Image of FIG. 2.
FIG. 2.

Proposed procedure for determining the probability of stability.

Image of FIG. 3.
FIG. 3.

Generic model of a WECS.

Image of FIG. 4.
FIG. 4.

Two mass model of the mechanical shaft system.

Image of FIG. 5.
FIG. 5.

System under study (modified RBT network).

Image of FIG. 6.
FIG. 6.

Rotor angle of SG2 with respect to SG1 when a three-phase fault of 250 ms duration is applied at 10% and then at 90% of line 3 with a WF consisting of DFIG connected to bus 1 and 30% of the SG1 capacity substituted with equal amount of wind power.

Image of FIG. 7.
FIG. 7.

Rotor angle of SG2 with respect to SG1 with different fault types (250 ms duration) applied to the middle of line 3.

Image of FIG. 8.
FIG. 8.

Response of DFIG speed to different fault type (250 ms duration) applied to the middle of line 3.

Image of FIG. 9.
FIG. 9.

Comparison of the CCT of the system when the capacity of SG1 on bus A is substituted with an equal amount of wind power from a different technology at 10% increment of wind power.

Image of FIG. 10.
FIG. 10.

The comparison in the rotor speed (a) DFIG and (b) SCIG when a 300 ms three phase fault is created at the middle of line 3.

Image of FIG. 11.
FIG. 11.

Probability of stability of the system PSL when a fault is created on each of the lines (L1–L9) at different MFCT.

Image of FIG. 12.
FIG. 12.

Effect of fault type in relation to different mean fault clearing times on the overall stability of the system.

Image of FIG. 13.
FIG. 13.

Comparison of the influence of wind generator technology on the probability of stability PSL when a fault occurs on each of the lines.

Tables

Generic image for table
Table I.

Probability of fault types.

Generic image for table
Table II.

Probability of a fault location.

Generic image for table
Table III.

Overall probability of stability (OPS) of the system when the WF with different technologies (DFIG and SCIG) was connected to bus 1 at a different MFCT.

Generic image for table
Table IV.

Overall probability of stability (OPS) of the system when the WF with different technologies (DFIG and SCIG) was connected to bus 2 at different MFCT.

Generic image for table
Table V.

Impacts of fault types on the overall probability of stability of the system when WF of different generator technologies was connected to bus 1 at different wind power penetration levels.

Generic image for table
Table VI.

Comparison of OPS between the probabilistic (Prob) and the deterministic (Det) techniques when a wind farm consisting of a DFIG and SCIG were connected to bus 1 in turn.

Generic image for table
Table VII.

Synchronous generators capacity used in the load flow.

Generic image for table
Table VIII.

Synchronous generator parameters.

Generic image for table
Table IX.

Hydro governor parameters.

Generic image for table
Table X.

IEEE type 1 exciter parameters.

Generic image for table
Table XI.

Induction generator parameters.

Generic image for table
Table XII.

DFIG controller parameters.

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/content/aip/journal/jrse/4/6/10.1063/1.4771998
2012-12-14
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: The impact of wind power on power system transient stability based on probabilistic weighting method
http://aip.metastore.ingenta.com/content/aip/journal/jrse/4/6/10.1063/1.4771998
10.1063/1.4771998
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