What is the reason for having the given impression [as attached in the figure] during forging process?

I want to know the reason for the impression as shown in figure after hot forging of composite material. I have done a step wise hot forging of cylindrical shape ingot and after hot forging the...

09 October 2018 2,941 13 View

Which one is better finishing technique sand blasting (Mechanical) or Chemical technique?

i want to know the advantages & disadvantages of mechanical (specifically sand blasting) & chemical finishes. The end product for finishing is composite sheet as well as ingot having main...

06 July 2017 2,425 4 View

What should be the design of die for open die forging of circular billet into a rectangular bar (fig attached)?

i want to forge a circular billet in to a rectangular bar (figure and dimensions are attached in doc) using open die hydraulic press forging . Can any one guide me what should be the design of Die...

31 December 2016 4,083 5 View

How to calculate the required flow rate of water in high temp sintering furnace from given heating power?

i want to calculate the required cooling water flow rate by using heating power and maximum temperature in the chamber. The heating mechanism is resistance heating and inlet temp of water is 20...

09 October 2016 7,414 0 View

Which type of balls (shots)are used in shot blasting or wheel blasting of Composite sheet(aluminum alloy + boron carbide composite)?

which type of shot (balls) will be used in shot blasting of sheet made up of Composite((Aluminum alloy +boron carbide composite) or for (Aluminum alloy +silicon carbide composite)

06 July 2016 9,760 1 View

How to wash the alumina tube?Which chemical is best for washing the alumina tube so that no cracks form on surface of tube?

01 February 2016 8,641 4 View

How can I find the required load in hot forging process?

11 December 2015 4,795 5 View

How to calculate the properties of re- in forced concrete if we know how much reinforcement is there?

For example if concrete have E= 200 Mpa and Rebars have 500Mpa then how to find the Modulus (E) and other properties of the re- in forced concrete?

05 June 2015 6,159 0 View

How might I calculate the properties of reinforced concrete if we know how much reinforcement there is?

05 June 2015 1,348 7 View

How can I model the indentation process in Pro Engr aur in ANSYS?

i have to model vicker indentation process in which i have to make indent on the plate can any one help out me how to model it??

03 April 2015 7,065 2 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View