Is down draft tower technology efficient in power production and how ?

updraft tower solar chimney is good for electrical power product what about down draft .

31 December 2016 6,177 6 View

How can avoid aircraft accidents and save the passengers and aircraft's crash?

31 December 2016 4,582 11 View

Is it good use the soil to cool spaces in hot climate ?

31 December 2016 7,659 10 View

Why the ocean and sea water is salted ?

31 December 2016 1,342 6 View

What is minumum speed of hot air in the solar tower power plant to get electricity power from it ?

11 December 2016 2,514 7 View

In which factor that solar pond depend to get good efficiency to area of the pond or solar intensity or degree of salt in its water ?

solar pond good device to get heat energy which stored in its salted water .

11 December 2016 2,253 2 View

Which is best to solar tower power plant increase collector area to get much sun energy or lengthening height of the chimney ?

11 December 2016 5,273 3 View

If there is use by using solar energy for space cool ?

11 December 2016 3,299 5 View

Which is best to vehicle s fiber glass body or metal body ?

11 December 2016 3,746 17 View

In which way we can use the solar pond ,and if it s effective in space heating process and how ?

11 December 2016 9,139 10 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

How can I integrate a routing protocol in a tiny device (e.g. Raspberry Pi)?

Hi Community, I'm facing the issue of integration/compiling a new routing protocol in a WSN simulator. The final goal is to successfully add, configure this routing protocol in hardware devices...

01 March 2021 9,332 6 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

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View

Can Ethovision store the generated data and video recordings directly to NAS system?

The size of data generated by Ethovision is huge. Having NAS system for data storage seems to be a good option, I am wondering whether Ethovision can directly store the data to the NAS system...

27 February 2021 6,350 2 View