Power System Security Analysis With Renewable Energy ... - IIT Mandi

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Load Flow Equations, Contd. * ( Pi − jQi ) = ( PGi − PDi ) − j( QGi −QDi ) = Vi YijV j In polar form, ( P − jQ ) = ( P − P ) − j( Q − Q ) = i n ∑ j= 1 VV Y i i j ij Gi V Y V Separating into real and imaginary parts n ∑ j= 1 [ cos( δ −δ −θ ) − j sin( δ −δ −θ )] i = 1,2,.... n i Di j ij Gi Di = i n ∑ j= 1 j i ij ij j ∠δ −δ i j −θ ij P i = P Gi − P Di = n ∑ j= 1 VV Y i j ij cos( δ − δ i j −θ ij ) i = 1,2,..... n Q i = Q Gi − Q Di = n ∑ j= 1 VV Y i j ij sin( δ i − δ j −θ ij ) i = 1,2,..... n
Classification of Buses PQ bus PV bus Slack bus - Load bus - Buses to which only loads are connected - Real and reactive powers are specified - Load flow solution determines voltage magnitude and angle - Generator bus or voltage controlled bus - Buses to which generators or reactive power sources are connected - Real power and voltage magnitude are specified - Load flow solution determines reactive power and angle - Reference bus or swing bus - A generator bus having largest output - Real and reactive powers are specified - Load flow solution determines voltage magnitude and angle
Page 1 and 2: Power System Security Analysis With
Page 3 and 4: Power System Security •It is the
Page 5 and 6: Functions of System Security System
Page 7 and 8: Real-time applications require fast
Page 9 and 10: Security in Restructured Power Syst
Page 11 and 12: ATC and Related Terms (NERC Report)
Page 13 and 14: Methods of Congestion Management
Page 15 and 16: Classification of load flow methods
Page 17 and 18: Mathematical Model of Various Eleme
Page 19: Load Flow Equations Applying KCL at
Page 23 and 24: NRLF method in Polar coordinates Th
Page 25 and 26: Contd. Step 6: Assemble Jacobian ma
Page 27 and 28: Steady State Model of Wind Farm, Co
Page 29 and 30: R ( s) = Let R( s) P eq IG ( V , s)
Page 31: RX bus model Equivalent circuit of
Page 34 and 35: Probabilistic Model of Wind Farms
Page 36 and 37: Probabilistic Model of Wind Farms,
Page 38 and 39: Load Flow with AC-DC Systems • Un
Page 40 and 41: Model of Photovoltaic Systems, Cont
Page 42 and 43: Model of Photovoltaic Systems, Cont
Page 44 and 45: Input parameters of power grid, PV

Power System Security Analysis With Renewable Energy ... - IIT Mandi

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