diff options
| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /287/CH18 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '287/CH18')
| -rwxr-xr-x | 287/CH18/EX18.1/Exa18_1.sci | 7 | ||||
| -rwxr-xr-x | 287/CH18/EX18.2/Exa18_2.sci | 8 | ||||
| -rwxr-xr-x | 287/CH18/EX18.3/Exa18_3.sci | 7 | ||||
| -rwxr-xr-x | 287/CH18/EX18.4/Exa18_4.sci | 13 | ||||
| -rwxr-xr-x | 287/CH18/EX18.5/Exa18_5.sci | 17 | ||||
| -rwxr-xr-x | 287/CH18/EX18.6/Exa18_6.sci | 31 | ||||
| -rwxr-xr-x | 287/CH18/EX18.7/Exa18_7.sci | 9 | ||||
| -rwxr-xr-x | 287/CH18/EX18.8/Exa18_8.sci | 11 |
8 files changed, 103 insertions, 0 deletions
diff --git a/287/CH18/EX18.1/Exa18_1.sci b/287/CH18/EX18.1/Exa18_1.sci new file mode 100755 index 000000000..4118e495f --- /dev/null +++ b/287/CH18/EX18.1/Exa18_1.sci @@ -0,0 +1,7 @@ +//Determine the usage in seconds,CCS and Erlangs which has accumulated on the piece of the equipment
+
+U = (450-0)*(5/3600)
+
+disp(U, 'Usage in Erlangs')
+disp(U*36, 'Usage in CCS')
+disp(U*36*100, 'Usage in seconds')
\ No newline at end of file diff --git a/287/CH18/EX18.2/Exa18_2.sci b/287/CH18/EX18.2/Exa18_2.sci new file mode 100755 index 000000000..916dbc7fc --- /dev/null +++ b/287/CH18/EX18.2/Exa18_2.sci @@ -0,0 +1,8 @@ +//Determine the offered load
+
+CCS = 2900;
+p = 0.05;
+
+U = CCS/(1-p);
+
+disp(U, 'Offered Load (in CCS)');
diff --git a/287/CH18/EX18.3/Exa18_3.sci b/287/CH18/EX18.3/Exa18_3.sci new file mode 100755 index 000000000..506826b58 --- /dev/null +++ b/287/CH18/EX18.3/Exa18_3.sci @@ -0,0 +1,7 @@ +//Determine the traffic intensity
+
+t = 120;
+
+I = (2*t)/3600;
+
+disp(I*36, 'Traiffic Intensity (in CCS)');
\ No newline at end of file diff --git a/287/CH18/EX18.4/Exa18_4.sci b/287/CH18/EX18.4/Exa18_4.sci new file mode 100755 index 000000000..27472108c --- /dev/null +++ b/287/CH18/EX18.4/Exa18_4.sci @@ -0,0 +1,13 @@ +////Determine the traffic intensity in Erlangs and CCS
+
+n = 10;
+t = 1.5;
+Cd = 60+74+80+90+92+70+96+48+64+126;
+
+CAR = n/t;
+Hbar = Cd/10;
+
+I = (CAR*Hbar)/3600;
+
+disp(I, 'Traiffic Intensity (in Erlangs)');
+disp(I*36, 'Traiffic Intensity (in CCS)');
\ No newline at end of file diff --git a/287/CH18/EX18.5/Exa18_5.sci b/287/CH18/EX18.5/Exa18_5.sci new file mode 100755 index 000000000..52ae69ddd --- /dev/null +++ b/287/CH18/EX18.5/Exa18_5.sci @@ -0,0 +1,17 @@ +////Determine the traffic intensity during the eight-hour period and the busy hour
+
+n = 11;
+t = 8;
+Cd1 = 3+10+7+10+5+5+1+5+15+34+5;
+Cd2 = 34+5;
+CAR2 = 2;
+
+CAR1 = n/t;
+Hbar1 = Cd1/(n*60);
+Hbar2 = Cd2/(CAR2*60);
+
+I1 = CAR1 * Hbar1 ;
+I2 = CAR2 * Hbar2 ;
+
+disp(I1*36, 'Traiffic Intensity (in CCS)')
+disp(I2*36, 'Traiffic Intensity during busy hour (in CCS)')
\ No newline at end of file diff --git a/287/CH18/EX18.6/Exa18_6.sci b/287/CH18/EX18.6/Exa18_6.sci new file mode 100755 index 000000000..4e92d1f41 --- /dev/null +++ b/287/CH18/EX18.6/Exa18_6.sci @@ -0,0 +1,31 @@ +//Determine ABS/BH switch calling rate and CCS for a switch
+
+RL = 12000;
+n = 80000;
+BL = 64000;
+HL = 4000;
+CRr = 2;
+CRb = 3;
+CRh = 10;
+HTr = 140;
+HTb = 160;
+HTh = 200;
+
+RLp = RL/n;
+BLp = BL/n;
+HLp = HL/n;
+CCSrl = CRr * (HTr/100);
+CCSbl = CRb * (HTb/100);
+CCShl = CRh * (HTh/100);
+SCR = (CRr*RLp) + (CRb*BLp) + (CRh*HLp) ;
+Sccs = (CCSrl*RLp) + (CCSbl*BLp) + (CCShl*HLp) ;
+
+Aht = (Sccs/SCR)*100;
+ABSc = SCR*n;
+ABSu = (Sccs*n)/36;
+
+Dcc = 1.5*ABSc;
+De = 1.5*ABSu;
+
+disp(Dcc, 'Design call capacity based on HD')
+disp(De, 'Design erlangs based on HD')
\ No newline at end of file diff --git a/287/CH18/EX18.7/Exa18_7.sci b/287/CH18/EX18.7/Exa18_7.sci new file mode 100755 index 000000000..a3711cb68 --- /dev/null +++ b/287/CH18/EX18.7/Exa18_7.sci @@ -0,0 +1,9 @@ +//Determine the offered load and channels required
+
+CPH = 4000;
+ACH = 150
+
+A = (CPH*ACH)/3600;
+
+disp(A, 'Offered Load');
+disp(182, 'Channels REquired (using Erlang B table)')
\ No newline at end of file diff --git a/287/CH18/EX18.8/Exa18_8.sci b/287/CH18/EX18.8/Exa18_8.sci new file mode 100755 index 000000000..960cf9642 --- /dev/null +++ b/287/CH18/EX18.8/Exa18_8.sci @@ -0,0 +1,11 @@ +//Determine the no. of users supported
+
+BHA = 1.2;
+ACH = 120;
+
+C = 40.26; //from Erlang B table
+
+At = (BHA*ACH)/3600;
+N = C/At;
+
+disp(N, 'No. of users supported');
\ No newline at end of file |