... + ++− EQ 0.010 0.040 0.00 788 0.0525 0.040 0.170 (2.3 58 0.109)Zj j j j=+++++++ EQ 2.415 0.367 2.443 8. 65Zj=+ =∠° The resulting current is 10 0.409 8. 65 2.443 8. 65 ∠° ==∠−° ∠° I The ... ()() Load,pu Load 0.409 8. 65 2.3 58 0.109 0.966 6.0Zj==∠−°+ =∠−°VI ()( ) Load Load,pu base3 0.966 480 V 464 VVVV== = The power supplied to the two loads is the power sup...
Ngày tải lên: 21/06/2014, 21:20
... plot(If,abs(Ia_nl),'k-','Linewidth',2.0); hold on; plot(If,abs(Ia_half),'b ','Linewidth',2.0); plot(If,abs(Ia_full),'r:','Linewidth',2.0); ... real power from or supplying real power to the power system? Is it consuming reactive power from or supplying reactive power to the power system? (d) Calculate the real pow...
Ngày tải lên: 21/06/2014, 21:20
Electric Machinery Fundamentals Power & Energy_11 ppt
... plot(t_ind_noar,n_noar,'b-','LineWidth',2.0); hold on; plot(t_ind_ar,n_ar,'k ','LineWidth',2.0); xlabel('\bf\tau_{ind} (N-m)'); ylabel('\bf\itn_{m} \rm\bf(r/min)'); ... Equations (8- 55) and (8- 56). 230 figure(1); plot(t_ind,n,'b-','LineWidth',2.0); hold on; xlabel('\bf\tau_{ind} (N-m)'); y...
Ngày tải lên: 21/06/2014, 21:20
Electric Machinery Fundamentals Power & Energy_12 pptx
... (['Vt = ' num2str(Vt(ii)) ' V']); disp (['If = ' num2str(i_f(ii)) ' A']); % Plot the curves figure(1); plot(i_f,Ea,'b-','LineWidth',2.0); ... figure(1); plot(t_ind,n,'b-','LineWidth',2.0); xlabel('\bf\tau_{ind} (N-m)'); ylabel('\bf\itn_{m} \rm\bf(r/min)'); title ('\bfCumulativel...
Ngày tải lên: 21/06/2014, 21:20
Electric Machinery Fundamentals Power & Energy_13 pptx
... disp (['Ea = ' num2str(Ea(ii)) ' V']); disp (['Vt = ' num2str(Vt(ii)) ' V']); disp (['If = ' num2str(i_f(ii)) ' A']); disp (['If_a ... figure(1) plot(nm,t_ind,'Color','b','LineWidth',2.0); xlabel('\itn_{m} \rm(r/min)'); ylabel('\tau_{ind} \rm(N-m)'); title ('Single...
Ngày tải lên: 21/06/2014, 21:20
Electric Machinery Fundamentals Power & Energy_2 potx
... plot(amps,abs(VS(1,:)/1000),'b-','LineWidth',2.0); hold on; plot(amps,abs(VS(2,:)/1000),'k ','LineWidth',2.0); plot(amps,abs(VS(3,:)/1000),'r ','LineWidth',2.0); ... title ('\bfSecondary Voltage Versus Load'); xlabel ('\bfLoad (A)'); ylabel ('\bfSecondary Voltage (kV)'); legend('0 .8 PF lag...
Ngày tải lên: 21/06/2014, 21:20
Electric Machinery Fundamentals Power & Energy_3 docx
... plot(amps,VR(1,:),'b-','LineWidth',2.0); hold on; plot(amps,VR(2,:),'k ','LineWidth',2.0); plot(amps,VR(3,:),'r ','LineWidth',2.0); title ('\bfVoltage ... Versus Load'); xlabel ('\bfLoad (A)'); ylabel ('\bfVoltage Regulation (%)'); legend('0 .85 PF lagging','1.0 PF','0 .8...
Ngày tải lên: 21/06/2014, 21:20
Electric Machinery Fundamentals Power & Energy_5 docx
... plot(t,vx,'b','Linewidth',1.0); hold on; plot(t,vy,'k ','Linewidth',1.0); title('\bfReference Voltages for fr = 500 Hz'); xlabel('\bfTime (s)'); ... plot(t,vb,'r:','Linewidth',2.0); plot(t,vc,'k ','Linewidth',2.0); title('\bfPhase Voltages'); xlabel('\bfTime (s)');...
Ngày tải lên: 21/06/2014, 21:20
Electric Machinery Fundamentals Power & Energy_6 doc
... plot(I,abs(VT_lag),'b-','LineWidth',2.0); hold on; plot(I,abs(VT_unity),'k ','LineWidth',2.0); plot(I,abs(VT_lead),'r ','LineWidth',2.0); title ('\bfTerminal ... Voltage Versus Load'); xlabel ('\bfLoad (A)'); ylabel ('\bfTerminal Voltage (V)'); legend('0 .8 PF lagging','1.0 PF&apo...
Ngày tải lên: 21/06/2014, 21:20
Electric Machinery Fundamentals Power & Energy_9 doc
... plot(nm,t_ind,'k-','LineWidth',2.0); xlabel('\bf\itn_{m}'); ylabel('\bf\tau_{ind}'); title ('\bfInduction Motor Torque-Speed Characteristic'); ... plot(nm,eff,'b-','LineWidth',2.0); xlabel('\bf\itn_{m} \rm\bf(r/min)'); ylabel('\bf\eta (%)'); title ('\bfEfficiency versus Speed'); grid ....
Ngày tải lên: 21/06/2014, 21:20