Convert mva to kva
[DOC File]Notes 10: Conductor sizing & an example
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The load requires a bit of thinking. We are told that it is 20+j15 MVA at 12.63 kV. Now we could convert it to per-unit power by dividing by 100. However, the problem requires that we develop the impedance diagram. So we need to convert this power-specification to an impedance specification.
[DOC File]Weebly
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If the reactance is 15 ohm, find the p.u. value for a base of 15 kVA and 10 kV. ... A Generator rated at 30 MVA, 11 kV has a reactance of 20% calculate it’s per unit reactance for a base of 50 MVA and 10 kV. ... Write the equations to convert symmetrical currents into unbalanced phase currents.
[DOC File]UNIT – I
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A 25-kVA transformer has 500 turns on the primary & 100 turns on the secondary winding. The primary is connected to 2000V. Determine the F.L primary & secondary currents & also N.L secondary voltage. A 5-kVA transformer has iron loss & copper loss of 100 & 200W respectively. Determine the efficiency at half F.L & 0.8 power factor lagging.
[DOC File]LINECODE Object
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On the kVA base of winding 1. xlt. X23 (?) REAL Use this to specify the percent reactance, L-T (winding 2 to winding 3). Use for 3-winding transformers only. On the kVA base of winding 1. xscarray REAL ARRAY Use this to specify the percent reactance between all pairs of windings as an array. All values are on the kVA base of winding 1.
[DOC File]Module B2 g.iastate.edu
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Jul 30, 1999 · (B4.12), we first convert the reactance of the various components to the specified system base of 161 kV in the transmission line, and 20 MVA. Transformer T1, has a transformation ratio of 161 kV: 13.2 kV, as a result, it converts the 161 kV base voltage in …
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