Srete Nikolovski

12 Questions 217 Answers 0 Followers

Questions related from Srete Nikolovski

Does anybody know what (Growatt 80KTL3LV inverters Chinese) type of anti-islanding detection have?

Has anybody information of Chinese product "Growatt 80KTL3LV" inverters and which algorithm is used for and islanding detection. ( I know all about passive method in it U and f ... ) Are any...

03 May 2021 4,051 2 View

Since nobody answer me does DIgSILENT in new version has UPFC element do any other software have it?

Since nobody answer me does DIgSILENT in new versions 2017-2018 has UPFC element, do any other software have it? Or can UPFC be arranged with DIgSILENT AC/DC converters and DC/AC inverters?...

11 September 2018 7,297 5 View

Does anybody now does DIgSILENT Power factory program has UFPC element for modeling?

Please does new version of DIgSILENT versions 2016-2018 (We have 15.1. ) has element model of UPFC in transmission networks?

06 September 2018 7,358 2 View

Can somebody recommend me a good paper dealing with Arc Flash incidend energy calculation and risk assessment for personnel?

I use IEEE and NEPA standard from one USA software for Arc Flash Hazard and risk analysis but I am interesting are any paper which consider in IEC standard for this mater not IEEE. Thanks in...

21 December 2016 802 2 View

Does anybody have results of IEEE RBTS system with 24 busbars?

Dear all, One student made a work with IEEE reliability test system with 24 busbars according the data from the paper of our best experts in that field. The file is in attachment. Where can...

17 November 2016 4,564 11 View

Anti islanding protection with ideal power balance?

Dear power protection experts Please can somebody answer me which active protection is the most efficient for synchronous generators anti islanding protection from the network (lost of mains),...

07 October 2016 9,027 4 View

Thermal rating of cables, temperature computation around the media?

Dear All Does anyone know and can sent me a link for free software which can be used for thermal analysis of cable - ampacity and temperature computation around the cables in different environment...

13 May 2016 5,494 4 View

Is there any practical data or literature where the accelerating time from zero to nominal speed for turbo generators can be found?

Generators are rated power from 3-50 MW. In attachment is one test diagram for 5 MW generator

05 September 2015 6,595 4 View

How can I model a generator, in DIgSILENT Power factory reliability module, to perform reliability analysis in transmission systems?

How can I model generators for in DIgSILENT PowerFactory Reliability module to perform reliability analysis in transmission systems? ( I use it in way to add failure rate and repair time on...

10 June 2015 3,591 17 View

Is there any free software for calculating induction motor parameters from rated- nominal parameters?

Does anybody know some link on free software for calculation of induction motor parameters from rated- nominal parameters (voltage, power, power factor, moment of inertia-GD2)?

31 May 2015 7,177 5 View

Can anyone help with Out of step protection?

Has anybody experience with setting of Out-of Step protection for SIEMENS 7UM621 numerical relay. Is it enough to model eqiuvalent impedances only serial components generator-trafo-line-network or...

17 April 2015 1,144 2 View

Can you in you simulator get solution that generator detect lost of mains or islanding with balance of active powet?

Can you in your simulator get solution that generator detects lost of mains or islanding with balance of active power P = 0 and AR- automatic recloseing happens on network breaker with open time...

01 January 1970 6,372 1 View