What is the effect of VFTO when voltage rating is increased in GIS?

When we increase the voltage rating, the magnitude of VFTO in gas insulated substation also increases. What are the effects in such case. I have attached the simulation result of VFTO across...

09 October 2016 4,374 1 View

Transformer modelling in Gas Insulated Substaion ?

08 September 2016 3,114 6 View

How to represent surge impedance in EMTP-RV?

In EMTP-RV there is R, L, C blocks and combination of these blocks but i could not find any block for surge impedance. Yes surge impedance is obtained by L,C parameters but is there a provision in...

07 August 2016 8,302 0 View

How to calculate the surge impedance and traveling times in Gas Insulated Substation?

Due to traveling nature of the transients the modeling of GIS makes use of electrical equivalent circuits composed by lumped elements and especially by distributed parameter lines defined by surge...

07 August 2016 7,232 4 View

How to model transmission line when surge impedance and travel time parameters are given for study of transient analysis?

07 August 2016 8,324 6 View

Modeling of Gas Insulated Substation ?

I am studying about Very Fast Transient Over-Voltages in Gas Insulated Substations. So dear researchers I need your help in modeling of Gas Insulated Substation circuit diagram for doing...

05 June 2016 3,822 4 View

Is there any book for getting hands on EMTP-RV ?

I am beginner in EMTP-RV software so i request the researchers to provide me necessary details to get hands on the software.

02 March 2016 7,623 1 View

What are the different VFTO mitigation techniques of Gas Insulated substation?

02 March 2016 2,824 4 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 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

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 View

Microstrip antenna design tutorial of HFSS 3D layout module ?

I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...

28 February 2021 4,426 2 View

How to improve and implement WBAN MAC and Radio modules under Castalia 3.2 ?

Hello researchers, Hello Castalia3.2 researchers I am a beginner with Castalia, I work on optimization of RFID systems used in wireless body networks. I simulated a WBAN with 10 nodes and one...

28 February 2021 400 1 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

Are we using now IT technology effectively?

I discover now two my papers, which are more then 30 years old and which are describing something, what was done in years 1985 -...

21 February 2021 5,008 3 View

How to use Remote sensing and GIS applications for mapping the available medicinal plants within the locality/municipality?

Hello, I'm very interested in mapping and managing the conservation of the Philippine traditional medicinal plants, in which I think is very helpful in the field of medicine for further analysis...

21 February 2021 374 5 View