Develop operating envelope?

how do you develop an operating envelope for a solar compressor? what data I need and how do I know the operating envelope would be "perfect"? I have never done anything on operating envelope,...

04 May 2017 6,439 1 View

How do you reflect on a book?

how do you reflect on a book? I usually just close the book and give some thoughts to it but i feel like its not effective way to reflect by just giving thoughts. What are your suggestions? How do...

07 August 2016 9,145 4 View

Can I thank the people who have helped and gave me answers to my questions?

I would like to say thank you to all of you who have helped me so far with my thesis on the movement and concentration of suspended particles in the nodal planes of an ultrasonic standing wave...

05 June 2016 8,723 1 View

How do I get an 80 mark and above on writing a dissertation/thesis project?

I have finished my literature review and I have finished the draft of my numerical simulation(or you could say my own project). What is left is to 'beautify' my dissertation more. How do I get a...

04 May 2016 3,510 2 View

Why are the particles concentrated in the nodal planes for only a period of time?

As you can see from the attached diagram, the particles are concentrated in the nodal planes at 0.008 s. But at 0.1s, the particles are not as concentrated in the nodal planes as at 0.008 s ( i.e....

03 April 2016 4,445 9 View

Look into my acoustic pressure field, does it look like having an acoustic streaming?

Why is it that in the middle there are no standing wave field?How will the particles move when the standing wave field is only on the upper and lower of the cavity?

03 April 2016 4,683 5 View

How much nitrogen is required for regenerating a vapour phased carbon bed adsorption?

03 April 2016 4,821 3 View

What can you deduce from my 1D plot graph of the mass fraction of suspended particles in a standing wave field?

The y-axis shows the mass fraction of the suspended particles and the x-axis shows the length of the cavity. When x = 0, that is to the left end wall of the cavity, when x = 21, that is at the...

03 April 2016 7,848 2 View

For the COMSOL simulation of particle manipulation using ultrasonic standing wave, why is the resonant freq. different at different mesh sizes?

03 April 2016 4,588 3 View

Why are my 1D and 2D plot results look different [COMSOL, ultrasonic standing wave on suspended particles]?

03 April 2016 9,032 2 View

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 2 View

Is there any research regarding how training and development is going to change in the era of Fourth Industrial Revolution?

As the organizations getting prepared for the fourth industrial revolution, to enhance the skills of their workforce what type of changes are necessary and going to occur in the training and...

01 March 2021 3,199 3 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

Your thoughts on the spherical densiometer to estimate relative species canopy cover?

Hi biologists and biogeomorphologists, I want to characterize vegetation plots on a transect that follows a successionnal gradient from a river bed to a mature forest. Ecologically, I am...

26 February 2021 5,720 2 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

What are the methods used for CNT..?

Respected Professor's i hope you are doing well and happy. i need some information about carbon Nanotubes. before blending the CNT with the matrix the CNT has been introducing in some treatments....

24 February 2021 5,383 5 View

Is anyone working on a project focused on immigrants/newcomers working in the hospitality industry and how they have been impacted by COVID?

The on-going Covid-19 pandemic has had devastating economic effects on many industries. However, few have suffered to the same extent as full-service restaurants. Numerous studies have shown that...

24 February 2021 9,496 4 View

What is the optimum time and temperature of blanching and pre-frying potato for frozen fries?

I am helping a local home industry for developing frozen fries from their local farm. I want to know what is the optimum blanching and pre-frying temperature and time for processing. Please also...

23 February 2021 1,616 5 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View