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Questions related to Solar
I have modelled a solar pv system and a double exponential lightning current model using PSCAD. When I inject the lightning current (10 kA) in the DC side of the system, the results obtained are...
08 January 2022 1,574 1 View
Seeking case studies on grid-tied solar water pumping systems >10 kWp for our upcoming book on solar water pumping. Please contact me. Thanks!
07 January 2022 3,675 3 View
During latent heat storage, the temperature of the material remains the same. So the question is what parameter changes during latent heat so that the energy stored inside the PCM material can be...
07 January 2022 7,975 4 View
Thank you in advance to all the specialists in the field of environmental engineering in oil fields - the bioprocessing of petroleum oil hydrocarbons. I would like to share our experience in waste...
05 January 2022 3,864 1 View
'Potential of Energy Generation using Solar' is my title and i am gonna estimate the energy generation using solar for 5 provinces. the data i have is monthly maximum and minimum temperature of 5...
27 December 2021 9,630 8 View
In a recent work, https://www.researchgate.net/publication/354541119_Drop_of_Solar_Wind_at_the_End_of_the_20th_Century we showed that the average parameters of the solar wind in the last 2 solar...
23 December 2021 305 8 View
Floating photovoltaic or Floating PV (FPV) is a Photovoltaic (PV) based energy generation approach on water surfaces. Usually, it is considered as the third wave of PV module installation after...
20 December 2021 2,713 8 View
Hello, another Q to experts out there. Can someone point out reference to measurements of global and diffuse NIR (700-1500 nm) down-welling measurements in clear sky conditions. We are having a...
17 December 2021 3,158 1 View
After one rainy season in Bangladesh the 18/8 A2-70 stainless steel bolts and nuts of a solar installation were covered by a 0.1 mm thick porous black oxide layer. what is a probable cause...
14 December 2021 2,352 4 View
In evacuated tube solar water heater i am using paraffin wax as PCM between absorber tube and finned heat pipe in core of tube. I have to calculate mass fraction of solid and liquid phase of PCM...
14 December 2021 336 5 View
Hi, I am trying to calculate the NOCT data from STC values. All temperature coefficients are available. The calculation for Pmpp is straight forward. However, I would like to know the equations...
06 December 2021 8,747 11 View
Hi! I am using solar load model in openfoam, with simpleSolarCar as my base case. I have used only solar load model and not applied any other radiation model like view factor or fvDOM with it. I...
26 November 2021 5,546 1 View
That is, what parameters and indicators do they consider when they want to evaluate that a converter is better? Do these indicators have minimum values as standard?
12 November 2021 2,663 2 View
I am looking for research findings and inputs regarding the design of the Two phase (Water-Oxygen) Separators. So far most of the research which I found was on designing the Oil-Gas Two Phase...
12 November 2021 549 0 View
Hi everyone, I am analysing solar irradiance data measurements and wondering if there are minimum and maximum thresholds? I would appreciate for your kind input and any recommendation of...
09 November 2021 3,130 8 View
I want to calculate the total annual capacity of solar system of a specific area.I have air temperature,solar radiation,wind speed of this area. Is there any mathematical formula to calculate...
06 November 2021 7,636 7 View
Hello, I've been trying to use a road mill to crush biomass from 20mm to 0.4 mm. I wanted to apply Rittinger's law as it corresponds to particle diameters of less than 0.5mm. I haven't found any...
04 November 2021 6,000 3 View
What will be the equivalent electrical circuit of the following set of multiplied and divided impedances: Z1 / (Z2 x Z3) It is assumed that each of these impedances itself represents an element...
03 November 2021 6,378 4 View
Solar Paint technology:- Solar paint, also known as photovoltaic paint, is exactly what it sounds like! It’s a paint that you can apply to any surface that will capture energy from the sun and...
01 November 2021 1,897 4 View
We know when two metals are placed togather electron transfer from metal with lower work function to that with lower work function. What may be the possible reason for this?
31 October 2021 2,667 3 View
I'm reaching out because I wanted to know what are some possible pitfalls if a user wants to create two separate strings to drive a grid-tie inverter as an alternative use of the solar water...
26 October 2021 1,116 3 View
Hi, I am trying to calculate what could be an ideal spacing between PV panels that are oriented towards east/west or a combination of east-west on a flat roof. Most of the guidelines or rules are...
15 October 2021 5,805 6 View
At 10am, the view of the sun from your solar farm is obscured by thick cloud. The DNI drops to 300 W/m2 and the diffuse irradiance is 150W/m2. Your panels are oriented due south and mounted at a...
13 October 2021 1,004 3 View
i made a Teflon apparatus for one side etching of silicon and it has stainless steel nut bolt to tight the apparatus, will stainless steel withstand in TMAH solution?
13 October 2021 1,626 3 View