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31 December 2018 4,536 0 View

Could shell and tube heat exchanges used up to 700 C ?

In my case , I need to heat stream from 560 to 610 C by using steam at 730 C . Is it possible to use shell and tube heat exchanges ?

02 March 2018 1,785 8 View

How to find pressure of gas after a heat exchanger ?

I am designing a shell and tube heat exchanger . The gas stream is heated by heat exchanger . How to find pressure of gas after the heat exchanger . There will be pressure frictional pressure drop...

02 March 2018 1,704 4 View

How to find plant decommissioning cost ?

I have designed styrene production plant from ethylbenzene . Now , I concern about its decomissioning cost? How to calculate it ? ;Is there any book where plant decommissioning is covered ?

02 March 2018 4,014 0 View

Which books are good for fixed bed reactor design ?

I need a book where rector design is explained step by step

31 December 2017 6,264 1 View

How to find volume of adiabatic fixed bed reactor ?

I found rate equations of ethylbenzene dehydrogenation to styrene as shown in the picture . As known, the rate of reaction in gas phase is strongly pressure dependent and as pressure changes the...

31 December 2017 5,833 4 View

Buffer to disrupt platelet alpha granules for PF4 quantification?

Hello! I want to quantify by ELISA the secreted (from platelets poor plasma) and the non-secreted (from platelet lysate) PF4 before and after TRAP stimulation. I will use the ELISA from R&D...

03 March 2021 1,499 2 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 3 View

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

For gelatin coating for culturing HUVEC.Should the gelatin be made in sterile water or PBS? Do I need to autoclave the gelatin soln after making it ?

I want to use 0.1% gelatin. Should that be made in PBS or sterile water? Should I autoclave the gelatin soln after making it in water/PBS?

28 February 2021 274 2 View

The reason that the culture of white fungi Contamination with green mold(Trichoderma), the culture autoclave at121 for 15 min. What is it?

Is the period to autoclave not enough? The inoculation in a hood and flame and UV and alcohol.

27 February 2021 9,356 3 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View

Anyone that can help with Maxquant TMT16plex which is missing?

Hi I am very new to proteomics analysis. I have got raw files from core facility running thermofisher TMT 16plex 4 hours. I cannot find on maxquant the option TMT16Plex there is only up to 11...

25 February 2021 1,675 3 View