7- A guide to Local buckling parameters for steel beams.
Local buckling parameters for members that are subjected to flexure. A discussion is extended to cover the difference between stiffened and un-stiffened elements.
4b- Easy to introduce the definition of IRR-NPV.
What is the Npv, net present value? What is the IRR or the internal rate of return? Solved problem is given to illustrate the subject.
6-Solved problem 5-2 for the plastic moment value for W10x60.
A solved problem 5-2 for the plastic moment value for section W10x60, two methods are used to estimate the value.
4a- Easy illustration for MARR, WACC definitions
The post includes two definitions, MARR and WACC.MARR is the minimum rate of attractive rate of return.WACC is the weighted average cost of capital.
4-Fixed-point iteration and how to use it?
In numerical analysis, fixed-point iteration is a method of computing the roots of a function by changing the typical f(x)=y form to another form which is x= g(x).
5- A Solved problem 5-1 for Sx & Zx-elastic-plastic moduli
Solved problem 5-1 how to estimate elastic, plastic section moduli, and shape factor for a given I section?
4-A Solved problem 4-3 for elastic and plastic sections.
Solved problem 4-3 for determining the elastic section modulus, plastic section modulus, and shape factor for a given T section, several methods are used.
4- Easy illustration for Cash flow in and out diagram.
The difference between cash flow in and out diagram. how to draw the cash in and out from different perspectives? A solved problem is given.