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

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Is there a classification scheme for rock cavities or caverns with respect to their size and shape?

The range of forms and sizes of cavities in rock is very big. Is there a classification scheme for rock cavities regarding their size and shape?

02 March 2021 4,511 3 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How to Eliminate cosine error and abbe error in LASER measurement system(for example Rhenishaw XL80)?

I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...

28 February 2021 4,890 3 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

I need dataset for recommandation system?

Hi every body I need to collect datasets from different source to work on recommendation system algorithms, could you advise me how collect data?

27 February 2021 7,063 7 View

How to measure angle between laser travel path and machine axis in Laser Measurement system?

25 February 2021 1,987 3 View