Electric Machinery Fundamentals Power & Energy 4 pptx

... base3 0.901 48 0 V 43 2 VVVV== = The power supplied to the load is ()() 2 2 Load,pu Load 0 .47 65 1.513 0. 344 PIR== = ()( ) Load Load,pu base 0. 344 1000 kVA 344 kWPPS== = The power supplied ... ()( ) ,pu sin 1 0 .40 9 sin 6.0 0. 042 8 G QVI θ == °= ()( ) ,pu 1 0 .40 9 0 .40 9 G SVI== = ()( ) ,pu base 0 .40 7 1000 kVA 40 7 kW GG PPS== = ()( ) ,pu base 0. 042...

Ngày tải lên: 21/06/2014, 21:20

... (['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); ... current'); axis ([0 5 0 150]); set(gca,'YTick',[0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150]') set(gca,'XTick',[0 0.5 1.0 1.5 2.0 2.5 3.0 3.5...

Ngày tải lên: 21/06/2014, 21:20

... 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

... 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 laggi...

Ngày tải lên: 21/06/2014, 21:20

... 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 ... plot(amps,abs(VSP(3,:)),'r ','LineWidth',2.0); title ('\bfSecondary Voltage Versus Load'); xlabel ('\bfLoad (A)'); ylabel (&ap...

Ngày tải lên: 21/06/2014, 21:20

... 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

... 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 ... plot(Pload,PB,'k ','LineWidth',2.0); plot(Pload,PC,'r ','LineWidth',2.0); plot([0 10],[3 3],'k','LineWidt...

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); ... conditions is 43 0 13.5 44 0 0 V 34. 2 16.5 A 0.22 3.0 A A AS RjX j φ − ∠°−∠° == =∠° ++ EV I The real power supplied by this machine is ()( )( ) 3 cos 3 44 0 V 34. 2 A cos 16...

Ngày tải lên: 21/06/2014, 21:20

... figure (4) ; plot(nm,eff,'b-','LineWidth',2.0); xlabel('\bf\itn_{m} \rm\bf(r/min)'); ylabel('\bf\eta (%)'); title ('\bfEfficiency versus Speed'); ... plot(nm,t_ind,'k-','LineWidth',2.0); xlabel('\bf\itn_{m}'); ylabel('\bf\tau_{ind}'); title ('\bfInduction Motor Torque-Speed Characteristic&a...

Ngày tải lên: 21/06/2014, 21:20

... 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} ... 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 ('\bfDiffere...

Ngày tải lên: 21/06/2014, 21:20