Filter transfer function, How to show filtering mathematically ?

How to show mathematically (using mathematical equations) that a Band Pass Filter (BPF) passes input voltage of a particular frequency and eliminates the other frequency voltages.

10 November 2017 8,714 1 View

Power Converter Suitable to extract a particular frequency current from a multi-frequency voltage bus?

Please suggest me suitable power electronics converter which can extract current of a particular frequency from a multi-frequency voltage bus at high power level. Multi-frequency bus voltage V =...

08 September 2017 2,395 3 View

Which gate driver IC is suitable for multilevel converters ?

08 September 2016 4,756 13 View

How to apply charge balance across floating capacitors in multilevel converters ?

02 March 2016 4,830 2 View

State Space analysis of series resonant converter, Modular multilevel converter?

02 March 2016 9,004 1 View

Power Electronics: analysis and modeling of a switching converter with multiple switching frequency switches ?

01 February 2016 967 3 View

PSIM - multisine signal generation ?

31 December 2015 6,472 2 View

How can we seprate ac and dc power signals from a mixed (dc with ac ripples) power signal and drive ac as well as dc loads simultaneously?

31 December 2015 5,621 12 View

Can two ac-voltage sources with different frequencies be connected in series? if no, why ?

I want to generate a multi-frequency electrical power signal. So is it possible to connect two ac-voltage sources with different frequencies in series? If no, then why? Conceptually which factors...

01 January 1970 5,473 20 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

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

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

Mediation path analysis - Can I run two seperate models?

I am wanting to run a serial mediation model with 2 x IVs, 2 x MVs, and 3 DPs (all continuous). Is it problematic to run 2 different models for each IV, keeping the MVs and DPs the same in each...

27 February 2021 5,681 3 View

How does an AC-DC power supply Flyback Converter Based USB Charger Model using Matlab/Simulink looks like?

I am required to learn about Flyback converters and I got stuck not knowing to full design of the power supply flyback converter Based USB Charger Model using Simulink, especially the design model...

25 February 2021 5,435 2 View

Sample size determination for non-parametric tests?

How do I run a a priori sample size determination for non-parametric tests, like the Mann-Whitney U-test and the Kruskall-Wallis or other non-parametric tests that accord with the unpaired t-test...

24 February 2021 166 6 View

Physical-chemical formation of stalactites/stalagmites. what promotes the formation/growth of these structures?

I know, or think I do, the basic idea behind these natural structures, as from what I know they form due to water dripping from the top leaving a salt deposit behind. But started to wonder about...

22 February 2021 1,400 4 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Is there a suitable way to confine cell attachment area inside a multi-well plate?

Are there any types of cylindrical cell culture inserts that are designed to confine cell seeding area? Say, if I'm using a 12 well plate (3.5 cm^2/well), but only want to seed cells in the middle...

22 February 2021 7,127 4 View

ANCOVA controlling baseline in RCT - how to perform power analysis and sample size estimation?

Hi, I have a simple question. I am hoping to perform a power analysis/sample size estimation for an RCT. We will be controlling for baseline symptoms, and using post-treatment or change scores as...

19 February 2021 2,648 23 View