How can I design and fabricate ultrasound reactors for biodiesel production?

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Can inferior properties of crude biomass pyrolytic oil be attributed to the presence of polar compound?

Can basic inferior fuel related properties of crude biomass pyrolysis oil (BPO) be attributed to the presence of polar compound such as various oxygenates, nitrogen heterocycles and...

08 September 2019 4,591 4 View

What is the significance of additive in Oil Sands Recovery Processes?

What is the significance of additive in Oil Sands Recovery Processes? What is the role of Mechanical Engineer with the adoption of additive for recovery?

07 August 2019 6,373 3 View

How feasible is it to demonstrate solid fuel conversion and biodiesel modelling in program environments such as matlab, python and fortran?

How feasible is it to demonstrate solid fuel conversion and biodiesel production modelling in program environments such as matlab, python and fortran?

05 June 2019 4,353 4 View

What are the latest innovations in biodiesel production, hydrogen and fuel cells?

03 April 2019 4,717 3 View

What are the useful material and book for modeling biomass conversion processes using relevant tools (e.g., Aspen Plus)?

02 March 2019 7,687 3 View

As a Ph.D supervisor, how will guide your project students to investigate techo-economic study of CO2 capture in manufacturing industry?

As a Ph.D Supervisor, how will guide your project students to investigate CO2 capture and utilization in manufacturing industry via techno-economic tool?

01 February 2019 7,991 1 View

How can I adopt CFD, C++ and finite element to improve and model Li batery management for effective utilization?

How can I adopt CFD, C+ + and finite element to improve and model Li battery management for effective utilization? I would appreciate discussions on the technique of model tools, experimental...

01 February 2019 5,625 2 View

How will I develop and validate gas turbine combustors with Computational Fluid Dynamics (CFD) models?

Dear RG, How will I develop and validate gas turbine combustors with Computational Fluid Dynamics (CFD) models? Best Regards, Dr. O.D. SAMUEL

11 December 2018 1,672 4 View

Can cetane number of ethylic biodiesel production from oil (e.g coconut ethyl ester) be calculated from individual ethyl estters from a literature?

Dear RG, Literature has showed that cetane number (CN) of biodiesel e.g jatroha oil methyl can be calculated by CN =Xme (wt.%)XCNme; where CN is the cetane number of the biodiesel; Xme is the...

11 December 2018 8,399 5 View

What is the best way to teach CFD to undergraduate students in Department of Mechanical Engineering?

What is the best way to teach CFD/suitable lecture material to undergraduate students in Department of Mechanical Engineering?

11 December 2018 2,844 14 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 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

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View

Joel Nwaeze Nwakaire

http://biodieselmagazine.com/articles/4202/ultrasonic-biodiesel-processing and provide insight on what is needed. https://youtu.be/kEZ8xnum-c4.

I will still share some insight on how I produced biodiesel within 30 minutes of reaction time. I used the ultrasonic principle.

Mohsen Darabi

Use the ultrasonic