From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 833/CH11/EX11.10/Ex11_10.sce | 22 ++++++++++++++++++++++ 833/CH11/EX11.10/Ex11_10.txt | 22 ++++++++++++++++++++++ 833/CH11/EX11.10/Result11_10.txt | 16 ++++++++++++++++ 3 files changed, 60 insertions(+) create mode 100755 833/CH11/EX11.10/Ex11_10.sce create mode 100755 833/CH11/EX11.10/Ex11_10.txt create mode 100755 833/CH11/EX11.10/Result11_10.txt (limited to '833/CH11/EX11.10') diff --git a/833/CH11/EX11.10/Ex11_10.sce b/833/CH11/EX11.10/Ex11_10.sce new file mode 100755 index 000000000..f0d8a310c --- /dev/null +++ b/833/CH11/EX11.10/Ex11_10.sce @@ -0,0 +1,22 @@ +//Caption: Calculate (a)% slip (b)Rotor copper loss (c)Output from the rotor (d)Efficiency +//Exa:11.10 +clc; +clear; +close; +V=440//Supplied voltage(in volts) +f=50//frequency(in hertz) +p=6//Number of poles +n=960//Speed of motor(in r.p.m) +P_i=50000//Input power(in watt) +P_wf=1800//Winding and friction losses(in watt) +P_s=1200//Stator losses(in watt) +n_s=(120*f)/p +S=((n_s-n)/n_s)*100 +disp(S,'(a)% slip=') +P_r=P_i-P_s +P_rc=(S/100)*P_r +disp(P_rc,'(b)Rotor copper loss(in watt)=') +P_o=P_r-P_rc-P_wf +disp(P_o,'(c)Output of rotor(in watt)=') +eff=(P_o/P_i)*100 +disp(eff,'(d)Efficiency(in%)=') \ No newline at end of file diff --git a/833/CH11/EX11.10/Ex11_10.txt b/833/CH11/EX11.10/Ex11_10.txt new file mode 100755 index 000000000..f0d8a310c --- /dev/null +++ b/833/CH11/EX11.10/Ex11_10.txt @@ -0,0 +1,22 @@ +//Caption: Calculate (a)% slip (b)Rotor copper loss (c)Output from the rotor (d)Efficiency +//Exa:11.10 +clc; +clear; +close; +V=440//Supplied voltage(in volts) +f=50//frequency(in hertz) +p=6//Number of poles +n=960//Speed of motor(in r.p.m) +P_i=50000//Input power(in watt) +P_wf=1800//Winding and friction losses(in watt) +P_s=1200//Stator losses(in watt) +n_s=(120*f)/p +S=((n_s-n)/n_s)*100 +disp(S,'(a)% slip=') +P_r=P_i-P_s +P_rc=(S/100)*P_r +disp(P_rc,'(b)Rotor copper loss(in watt)=') +P_o=P_r-P_rc-P_wf +disp(P_o,'(c)Output of rotor(in watt)=') +eff=(P_o/P_i)*100 +disp(eff,'(d)Efficiency(in%)=') \ No newline at end of file diff --git a/833/CH11/EX11.10/Result11_10.txt b/833/CH11/EX11.10/Result11_10.txt new file mode 100755 index 000000000..237b4a0e5 --- /dev/null +++ b/833/CH11/EX11.10/Result11_10.txt @@ -0,0 +1,16 @@ +(a)% slip= + + 4. + + (b)Rotor copper loss(in watt)= + + 1952. + + (c)Output of rotor(in watt)= + + 45048. + + (d)Efficiency(in%)= + + 90.096 + \ No newline at end of file -- cgit