Suggest me some websites to solve soltrace problems for parabolic dish solar collector ?

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Can the value of N vary for the 2 vectors while performing Spearman rho?

While working with an SPSS file which produces a Spearman analysis on a pair of column I observed that the Value of N in the output is not the same. How is that possible? If I have 2 vectors X and...

12 November 2020 8,429 3 View

Ansys Fluent UDF ?

Hi, I am doing CFD analysis of journal and partial arc bearing. And I need to apply the following Reynolds boundary condition ( Pressure Boundary Condition ) by writing UDF. P=Pa = 0 at Z=0 and...

14 September 2020 2,069 3 View

Why nodal rotational velocities are zero in *STEADY STATE TRANSPORT?

I am performing a Steady State rolling analysis of a tire using input files. I have applied rotational velocity to all the nodes in the tire by creating a set using *TRANSPORT VELOCITY. I want to...

27 July 2020 8,873 2 View

For Scanning electron microscopy based trichome analysis of the leaf samples fresh samples can be preserved?

For SEM-based analysis of trichomes (soybean plant) can we preserve the samples collected for some period of time? or after following standard fixation procedures it can be preserved under low...

01 June 2020 5,665 1 View

Is there a standard protocol for SDS-PAGE?

I have tried SDS_PAGE and native PAGE in my laboratory with a locally purchased gel casting system from MEDOX, India. I never got a clear distinct ladder even for the molecular weight marker. i...

14 April 2020 2,792 8 View

Can you please suggest some Binders for TiO2 thin film coating on glasses ?

I want to coat tio2 thin film on glass for self-cleaning applications. for an adhesive property, please suggest some binders which won't affect photocatalytic activity.

13 February 2020 5,557 4 View

How to determine the primary productivity of a grassland ecosystem?

I am looking for a reliable method to determine the productivity in grassland and forest communities.

15 January 2020 6,592 3 View

No title

This question is related with epidemic models.

18 October 2019 9,310 1 View

How could silica gels be used for biomolecule separations?

I have heard people commenting on usage of silica gel for desalting or flash columns in size exclusion chromatography for biomolecules. Can anyone explain on what could be the chromatographic...

17 September 2019 3,394 5 View

How to calculate the percentage secondary structures of protein from the ATR-FTIR spectra?

I understood the characteristics which determine the secondary structural components. but how to calculate the % secondary structures? I was confused while doing multiple peak fit, one or two...

14 April 2019 1,602 1 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Do you know good and user-friendly programs to measure plant quantitative traits?

For my research i will need to measure plant quantitative traits (especially leaves area and roots length, but would be nice to add some more information). I recently discovered...

01 March 2021 5,035 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

Anyone found any research papers on solar furnace design calculations (for solar concentration)?

I am thinking about working on solar furnace with heliostats that concentrate sunlight and heat molten salt, but currently no luck with research. Not a lot of papers based on the subject. (check...

01 March 2021 5,023 5 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 to size battery banks?

I am designing a small grid connected solar PV power-plant. As the battery's capacity is specified in Ah and demand in kWh. What is the best way to size the battery bank? I have battery price in...

28 February 2021 1,638 3 View