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Diffstat (limited to '3574/CH9/EX9.5')
| -rw-r--r-- | 3574/CH9/EX9.5/EX9_5.png | bin | 0 -> 120464 bytes | |||
| -rw-r--r-- | 3574/CH9/EX9.5/EX9_5.sce | 29 |
2 files changed, 29 insertions, 0 deletions
diff --git a/3574/CH9/EX9.5/EX9_5.png b/3574/CH9/EX9.5/EX9_5.png Binary files differnew file mode 100644 index 000000000..7f57f90bf --- /dev/null +++ b/3574/CH9/EX9.5/EX9_5.png diff --git a/3574/CH9/EX9.5/EX9_5.sce b/3574/CH9/EX9.5/EX9_5.sce new file mode 100644 index 000000000..9864d5ff4 --- /dev/null +++ b/3574/CH9/EX9.5/EX9_5.sce @@ -0,0 +1,29 @@ +// Example 9.5 +// Determine (a) Bus frequency (b) Load on each machine +// Page 360 + +clc; +clear; +close; + +// Given data +Padd=720; // Additional load connected +GD=0.0008; // Governor droop +f=60.2; // Frequency of machine +Pbus=900; // Bus load + +// (a) Bus frequency +deltaPa=Padd/2; +deltaPb=deltaPa; // Since both machines have identical governor drops +deltaF=GD*deltaPa; // Change in frequency +Fbus=f-deltaF; + +// (b) Load on each machine +Pa=(2/3)*Pbus+deltaPa; // Load on machine A +Pb=(1/3)*Pbus+deltaPb; // Load on machine B + +// Display result on command window +printf("\n Bus frequency = %0.2f Hz ",Fbus); +printf("\n Load on machine A = %0.0f kW",Pa); +printf("\n Load on machine B = %0.0f kW",Pb); + |
