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 --- 764/CH12/EX12.10.b/result12_10.txt | 76 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100755 764/CH12/EX12.10.b/result12_10.txt (limited to '764/CH12/EX12.10.b/result12_10.txt') diff --git a/764/CH12/EX12.10.b/result12_10.txt b/764/CH12/EX12.10.b/result12_10.txt new file mode 100755 index 000000000..774e9da1f --- /dev/null +++ b/764/CH12/EX12.10.b/result12_10.txt @@ -0,0 +1,76 @@ +-->//(Brakes) Example 12.10 + +-->//Width of the steel band w (mm) + +-->w = 100 + w = + + 100. + +-->//Thickness of the steel band t (mm) + +-->t = 3 + t = + + 3. + +-->//Maximum tensile stress in the band sigmat (N/mm2) + +-->sigmat = 50 + sigmat = + + 50. + +-->//Coefficient of friction between the friction lining and the drum mu + +-->mu = 0.25 + mu = + + 0.25 + +-->//Radius of the drum R (mm) + +-->R = 300 + R = + + 300. + +-->//Angle of wrap theta (deg) + +-->theta = 240 + theta = + + 240. + +-->//Distance of the loose end from the pivot d1 (mm) + +-->d1 = 200 + d1 = + + 200. + +-->//Distance of the tight end from the pivot d2 (mm) + +-->d2 = 50 + d2 = + + 50. + +-->//Distance of the force from the loose end d3 (mm) + +-->d3 = 750 + d3 = + + 750. + + +The brake is not self-locking + +Tension in the band on the tight side(P1) = 15000.000000 N + +Tension in the band on the loose side(P2) = 5263.797108 N + +Actuating force(P) = 318.694128 N + +Torque capacity of the brake(Mt) = 2920.860868 N-m + \ No newline at end of file -- cgit