What will happen to power system stability if, HVDC line is install parallel to the EHV AC line ?

For improving the system stability, what will happen if a HVDC line parallel to the EHV AC in installed.

11 December 2016 1,149 1 View

What is the transfer function model of solar PV ?

Is there any transfer function model of solar PV for analyzing the response for disturbance like shading etc.

11 December 2016 174 4 View

How can I design the PI controllers for decoupled control of VSC in grid connected solar PV?

I am designing the decoupled form of control mechanism for VSC (Inverter) in grid connected solar PV. I am unable to find the proper method of designing the same. What should be the criteria we...

02 March 2015 6,292 4 View

How much solar PV can affect the system stability and what counteracts for improving the system stability?

Solar PV affect the system stability. It will exacerbate the situation when there is high penetration as well as when there is less penetration. How to measure the online parameter of the system...

03 April 2014 3,844 2 View

What is the present scenario of a smart grid and what are the research opportunities (Related to Solar PV in the Smart Grid) in this sector?

Want to know the trends that what actually going on around the world and what are the opportunity available for solar technology in the smart grid? what are the issues of integration of solar...

31 December 2013 5,925 4 View

What are the research areas of integration of renewable energy sources with grid?

What are the research areas available for improving the power quality issues with the help of renewable energy source penetration into grid?

31 December 2013 646 2 View

Any advice on the tapping of an inductance in a MATLAB?

For a line with inductance, I want to provide taps at 30 % of the inductance.

10 November 2013 6,800 0 View

Which is the best way to calculate the total area required for a solar panel?

I am calculating the total area of a solar panel for a particular load demand by considering the power, but if I consider total energy required for a day and do my designing according to energy...

09 October 2013 6,829 8 View

Selection of a system based upon cost effectiveness - can anyone help?

My question is about the selection of plant systems. If we need to select the plant according to cost effectiveness than whether I should go for a system which is less efficient and less cost per...

08 September 2013 6,120 7 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View