From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 3472/CH39/EX39.1/Example39_1.sce | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 3472/CH39/EX39.1/Example39_1.sce (limited to '3472/CH39/EX39.1/Example39_1.sce') diff --git a/3472/CH39/EX39.1/Example39_1.sce b/3472/CH39/EX39.1/Example39_1.sce new file mode 100644 index 000000000..355c660d1 --- /dev/null +++ b/3472/CH39/EX39.1/Example39_1.sce @@ -0,0 +1,37 @@ +// A Texbook on POWER SYSTEM ENGINEERING +// A.Chakrabarti, M.L.Soni, P.V.Gupta, U.S.Bhatnagar +// DHANPAT RAI & Co. +// SECOND EDITION + +// PART IV : UTILIZATION AND TRACTION +// CHAPTER 1: INDUSTRIAL APPLICATIONS OF ELECTRIC MOTORS + +// EXAMPLE : 1.1 : +// Page number 676 +clear ; clc ; close ; // Clear the work space and console + +// Given data +capital_cost_group = 8000.0 // Capital cost of group drive(Rs) +n_single = 5.0 // Number of individual drive +capital_cost_single = 2500.0 // Capital cost of individual drive(Rs) +energy_cons_group = 40000.0 // Annual energy consumption of group drive(kWh) +energy_cons_single = 30000.0 // Annual energy consumption of group drive(kWh) +cost_energy = 8.0/100 // Cost of energy per kWh(Rs) +dmo_group = 12.0 // Depreciation,maintenance & other fixed charges for group drive(%) +dmo_single = 18.0 // Depreciation,maintenance & other fixed charges for individual drive(%) + +// Calculations +// Case(a) +annual_cost_energy_a = energy_cons_group*cost_energy // Annual cost of energy(Rs) +dmo_cost_a = capital_cost_group*dmo_group/100 // Depreciation,maintenance & other fixed charges per year for group drive(Rs) +yearly_cost_a = annual_cost_energy_a+dmo_cost_a // Total yearly cost(Rs) +// Case(b) +total_cost = capital_cost_single*n_single // Capital cost of individual drive(Rs) +annual_cost_energy_b = energy_cons_single*cost_energy // Annual cost of energy(Rs) +dmo_cost_b = total_cost*dmo_single/100 // Depreciation,maintenance & other fixed charges per year for individual drive(Rs) +yearly_cost_b = annual_cost_energy_b+dmo_cost_b // Total yearly cost(Rs) + +// Results +disp("PART IV - EXAMPLE : 1.1 : SOLUTION :-") +printf("\nTotal annual cost of group drive = Rs. %.f ", yearly_cost_a) +printf("\nTotal annual cost of individual drive = Rs. %.f ", yearly_cost_b) -- cgit