Checking equivalent impedance diagram labels and values

1 reply · 2K views · last reply
pokie_panda
Messages
35
Reaction score
0

Homework Statement



Can you check if the values and labels are correct

Homework Equations





The Attempt at a Solution

 
Attachments
  • Two circuit diagrams side by side: left, a bridge network of impedances labelled -j5 Ω, -j12.5 Ω, j5 Ω, z6, z5, z4 and nodes a, b, c, d with a 5∠60° V source; right, the equivalent circuit with -j5 Ω, j2 Ω, j5 Ω, 7.5 Ω, -j2.5 Ω, 6 Ω and -j8 Ω.
    delta-to-wye transform in the frequency domain.png
    8.4 KB · Views: 639

Discussion

I am still trying to figure out which node you are trying to simplify. If you are doing delta-wye transform shouldn't the top node " a " be spliting into -j5 and j2 and then you do a transform of the others.
 

Similar threads

I have to work out Fault MVA and draw impedance diagrams
  • David J
  • · Replies 13 ·
  • Engineering and Comp Sci Homework Help
Replies
13
Expressing equivalent impedance
  • Color_of_Cyan
  • · Replies 15 ·
  • Engineering and Comp Sci Homework Help
Replies
15
Engineering Basic AC Circuit Question on Equivalent Impedance
  • captjackAV
  • · Replies 3 ·
  • Engineering and Comp Sci Homework Help
Replies
3
Find the Equivalent Impedance of the Network
  • rtareen
  • · Replies 18 ·
  • Electrical Engineering
Replies
18
Engineering How to Calculate Equivalent Impedance for Delta to Star Connected Circuits?
  • funk21
  • · Replies 1 ·
  • Engineering and Comp Sci Homework Help
Replies
1
Why is the equivalent impedance zero with a voltage source in parallel?
  • magnifik
  • · Replies 7 ·
  • Engineering and Comp Sci Homework Help
Replies
7
Impedance matching concerns equivalent impedance of circuit?
  • goodphy
  • · Replies 8 ·
  • Electrical Engineering
Replies
8
Finding equivalent impedance with Z1=5+i20, Z2=5+i20, Z3=10-i2.5, Z4=-i10, Z5=5
  • tabsquare
  • · Replies 2 ·
  • Engineering and Comp Sci Homework Help
Replies
2
How does an equivalent impedance consume a real power?
  • goodphy
  • · Replies 12 ·
  • Electrical Engineering
Replies
12
Finding equivalent impedance of capacitor and resistor in parallel with inductor
  • jmartin
  • · Replies 9 ·
  • General Math
Replies
9