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10 Results for the search " frequency":

Author: thpapad
Type: Document
Downloaded: 8 times
Date: 2017-11-03
Rating: * 0 vote(s)
0/10


MIMO-OFDM Narrowband-PLC in Distribution Systems: Impact of Power Transformers on Achievable Data Rates


Description:
Power-line communication (PLC) is gaining a renewed interest, due to the smart grid (SG) emerging communication requirements. Among other communication technologies, PLC is a very efficient and feasib... see more

Tag(s): Distribution lines, distribution transformers, MIMO-OFDM, power-line communication, smart grids
Author: thpapad
Type: Document
Downloaded: 11 times
Date: 2017-11-03
Rating: * 0 vote(s)
0/10


INDUCED VOLTAGES AND CURRENTS: OVERVIEW AND EVALUATION OF SIMULATION MODELS AND METHODOLOGIES


Description:
In this paper induced voltages and currents caused by underground cables are calculated in cable sheaths and nearby metallic pipelines. The performance of several simulation methods and models are inv... see more

Tag(s): induced voltages
Author: h.gras
Type: Model
Downloaded: 118 times
Date: 2016-03-22
Rating: * 0 vote(s)
0/10


PLLs


Description:
Some PLLs:
- zero crossing
- dq0
- alpha beta
- EPLL
- UTSP

Tag(s): PLL, frequency, tracking, PMU
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 1 vote(s)
5/10


Correlation of lightning events and faults in distribution power networks


Description:
The paper deals with the analysis of the possible correlation between cloud-to-ground lightning discharges and relay operations inferred by using the experimental data obtained means of a measurement ... see more

Tag(s): Lightning protection, lightning-to-fault correlation, lightning location systems, lightning performance of distribution lines, induced overvoltages, a-periodic voltage transient measurement, EMTP.
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


VOLTAGE TRANSIENTS IN A DISTRIBUTION NETWORK CORRELATED WITH EVENTS IDENTIFIED BY A LIGHTNING LOCATION SYSTEM


Description:
Monitoring units for the measurement of high frequency voltage transients have been in operation at three different busses of an Italian medium voltage (MV) distribution feeder, mainly composed by ove... see more

Tag(s): Lightning, distribution network, LIOV, EMTP
Author: ali.el-akoum
Type: Model
Downloaded: 186 times
Date: 2013-11-29
Rating: * 2 vote(s)
10/10


Blocks for frequency scan studies


Description:
Tow blocks for frequency domain studies :
* Impedance Z(s)
* Table (Frequency, magnitude and phase)

Tag(s): Frequency scan, impedance
Author: e.rutovic
Type: Library
Downloaded: 203 times
Date: 2013-02-26
Rating: * 3 vote(s)
9/10


Control Devices of TACS


Description:
An EMTP-RV TACS (Transient Analysis Control Systems Library) containing :
- TACS 50 : Frequency meter
- TACS 51 : Relay
- TACS 52 : Level-Switch
- TACS 53 : Delay
- TACS 54 :... see more

Tag(s): TACS
Author: AdminEMTP-RV
Type: Model
Downloaded: 176 times
Date: 2012-06-18
Rating: * 1 vote(s)
8/10


CB_arc_CM


Description:
This is an interesting case of the study of arc-circuit interaction in case of the interruption of a short-line fault.The arc is represented by a composite Cassie-Mayr model and the line is represente... see more

Tag(s): Example, Protection
Author: AdminEMTP-RV
Type:
Downloaded: 102 times
Date: 2012-06-18
Rating: * 0 vote(s)
0/10


PM_subcircuit


Description:
Example of a user defined model. In this case a line-start permanent magnet synchronous machine is connected to a simple power network. This machine, working as a generator, has been modeled by contro... see more

Tag(s): Example, Motor
Author: AdminEMTP-RV
Type: Document
Downloaded: 220 times
Date: 2012-06-18
Rating: * 0 vote(s)
0/10


Presentation of an approach based on EMTP for the calculation of lightning induced overvoltages


Description:
Authors:
A. Xémard, P. Baraton, B. Bressac, N. Qako, J. Mahseredjian, G. Simard, J. Ribeiro, R. Tarafi, A. Zeddam.

Abstract:
LIPS (Lightning Impact on Power Systems) is a toolbo... see more

Tag(s):