Any filtration suggestions for filtering Waste Vegetable oil?

There are three major hurdles in producing biodiesel from waste vegetable oil 1)The logistics part, collection of waste oil - Worked out a plan 2)The reaction part, traditional esterification uses...

09 October 2015 999 3 View

What fluid can be used as a third fluid to transfer heat from a hot body to a cold body in a heat exchanger without direct contact?

The fluid should not be water and should be cheap. Basically it should gain and dissipate heat with great efficiency i.e. Cp value should be high and K value low.

01 February 2014 7,047 24 View

What type of membrane can be used to separate a component from its surroundings such that only gasses pass through it?

It can be a synthetic membrane or any other thing. The basic property desired of it is it should allow free flow of gasses but not any other components.

02 March 2013 629 0 View

Design of a specific heat exchanger details given below?

Design a heat exchanger that can convey heat from a hot water source (H) to two cold water sinks (C1 and C2) by the use of a third transfer fluid (T). Thermal fluid T should transfer heat from H...

01 February 2013 7,742 1 View

Can anyone suggest he best adsorbent for chromium?

I am trying to convert chromium into a harmless material for making waste containing chromium suitable for direct disposal.

31 December 2012 6,495 12 View

Chromium III is much less toxic than chromium (VI). Can anyone suggest feasible ways of converting chromium(VI) TO Chromium(III)?

Chromium occurs in the environment primarily in two valence states, trivalent chromium (Cr III) and hexavalent chromium (Cr VI). Exposure may occur from natural or industrial sources of chromium....

31 December 2012 1,631 20 View

Where can I get detailed information about algaculture specifically related to the field of energy(bio fuel) production?

I am interested in extracting oil from algae but before starting would like to have a basic information about algae their growth and specific requirements particular to a species.

31 December 2012 4,836 4 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

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 is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View