Electric Machinery Fundamentals Power & Energy 14 doc

... 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(1,:)),'b-','LineWidth',2.0); hold on; plot(amps,abs(VSP(2,:)),'k ','LineWidth',2.0); plot(amps,abs(VSP(3,:))...

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(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

... the real and reactive powers supplied to each load. (d) Find the real and reactive power losses in the transmission line. (e) Find the real power, reactive power, and power factor supplied ... the power- versus-torque-angle curve for this generator. At what angle δ is the power of the generator maximum? (d) How does the maximum power out of this generator compare to the maximum...

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

... ripple factor r = ripple(waveform); % Print out the result string = ['The ripple is ' num2str(r) '%.']; disp(string); When this program is executed, the results are ... in radians (=omega x time) % Convert input to the range 0 <= wt < 2*pi while wt >= 2*pi wt = wt - 2*pi; end while wt < 0 wt = wt + 2*pi; end % Simulate the output of the .....

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

... 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

... (['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