My new project is about power system transient stability. I want study the effect of IPFC to improve it. I need a background to get started.
So I have large number of csv files (100+) in a directory with same structure and column names. The data is in time series and there are approx 30 columns/file. However i only want to aggregate...
08 February 2021 245 5 View
Hello , How can help me to convert this example files Power Factory version ,The files example from the DIgSILENT website has been created with version 15.2.5 which I do not have access to. I'd be...
31 December 2020 4,213 1 View
I'm working on pollen DNA metabarcoding to identify the floral composition of honey. How much pre-PCR dilution of mixed-template DNA extracted from pollen (honey) is appropriate for the...
28 December 2020 9,132 1 View
I have a problem in which a right hand circular polarized wave (GPS wave) encounters an ideal smooth plane obliquely, and then is reflected off that. To solve this kind of problems, the wave is...
28 December 2020 2,271 3 View
Which is better to focus on teaching or research for For a good academic life and Why?
26 December 2020 5,737 9 View
Fabricating silicon solar cell
22 December 2020 4,906 7 View
wind hydro solar etc.
21 December 2020 6,360 16 View
light is pure because the light is the simplest electromagnetic construct but the energy of any object is also of the same kind.
20 December 2020 207 4 View
10 December 2020 435 4 View
I need to make long-lasting stable emulsions of 6 wt. % percent silicon oil in DI water. The previousely made emulsions using Tween and Span Emulsifiers did not remain stable after a week.
31 October 2020 3,568 3 View
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
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
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
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
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
Gel electrophoresis, RNA degradation, RNA extraction from fresh tissue
02 March 2021 5,433 5 View
Is there a powerful system for the security of the systems distributed on IoT systems?
02 March 2021 3,858 10 View
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
Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?
01 March 2021 3,422 3 View
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