What are the factors required for the deployment of elctric trains in a state?

What are the factors required for the deployment of elctric trains in a state?

04 May 2018 5,505 2 View

Is it possible to carryout AAS for Jet Fuel?

Please we wish to carryout Atomic Absorption Spectro Photometry on Jets Fuel, what are the likely conditions, we are afraid of the inflammable nature of the fuel

02 March 2018 2,146 1 View

What are the sources of noise in diesel engine?

Please, beside the in-cylinder pressure, what are the other sources of noise in diesel engine?

02 March 2018 3,760 0 View

What is the best material to study convective heat transfer in turbulent flows?

Please I am looking for a good and resourceful materials that described convective heat transfer in turbulent flow.

02 March 2018 3,012 9 View

What is the implications of using additives on bio_lubricants?

Which additive is the best for bio based lubricants meant for engine oil lubes, and which one is the best for bio-grease? What is the implications of not using additives on the lubrication efficiency

01 February 2018 7,545 5 View

Any Simplified material on reading FTIR results???

Please I am looking for a simple method or explanation on how to interpret Fourier Transform Infra Red Spectrometry Results

11 December 2017 9,118 5 View

Looking for exhaust emissions modelling software

Can anyone help me with an exhaust emission modelling software

01 January 1970 2,838 2 View

Need some books please

01 January 1970 958 0 View

How two melting peaks in DSC of polypropylene can be merged into one crystallization peak?

The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...

03 March 2021 5,857 3 View

Which is the most convenient manufacturing software for Additive Manufacturing?

Which tools can be used to generate machine codes for additive manufacturing?

02 March 2021 7,220 2 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 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

Is the a way to contol flow (Flow velocity) without impacting pressure value?

I have a pipe with 10 mm in Diameter and 2 bar pressure, the fluid velocity is 200 m/s, the fluid is air. is there a way to reduce velocity without affecting the pressure value?

25 February 2021 7,187 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View

How can I verify my centrifugal fan design for electric motor cooling?

I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...

23 February 2021 2,390 3 View

Any interests in participating to an experiment in space?

Hello, The UN Office of Outer Space Affairs has a program called access to space for all that enables institutions to have hands on expertise related to access to space. There are three elements...

22 February 2021 7,980 3 View