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16 Results for the search "h.gras":

Author: h.gras
Type: Example
Downloaded: 69 times
Date: 2019-04-16
Rating: * 0 vote(s)
0/10


Load-flow voltage violation assessment


Description:
This example shows a way to automatically detect voltage violations of the load-flow results.
Users can set low and high limits for each bus (for example 0.95pu-1.05pu).

Tag(s): voltage, violation, load-flow
Author: h.gras
Type: Example
Downloaded: 112 times
Date: 2019-02-25
Rating: * 0 vote(s)
0/10


Single-phase PV


Description:
Example of a residential Solar panel connected to a network through a single-phase inverter.
An average-value or detailed models are used.
This model was tested tested for 1-10kW and 208/240... see more

Tag(s): PV, single-phase
Author: h.gras
Type: Model
Downloaded: 74 times
Date: 2018-10-11
Rating: * 1 vote(s)
5/10


Five-Cell Multi-Level Converter


Description:
Five-Cell Multi-Level Converter

Tag(s): Multi-level, converter, power electronic
Author: h.gras
Type: Model
Downloaded: 169 times
Date: 2018-06-08
Rating: * 1 vote(s)
5/10


Vacuum Circuit breaker (VCB)


Description:
Three main characteristics of VCBs have been taken into account in the implemented model:
1. the chopping current value;
2. the cold withstand voltage characteristic (or cold gap breakdown v... see more

Tag(s): Vacuum, circuit breaker, VCB,
Author: h.gras
Type: Example
Downloaded: 149 times
Date: 2018-01-02
Rating: * 0 vote(s)
0/10


Change load power from an external file


Description:
This example illustrates how to read data from an external file and automatically update devices parameters in the design. In this example, the device is a load.
Double click on Update Parameters... see more

Tag(s): script, parametric, file, external, automate, Load
Author: h.gras
Type: Model
Downloaded: 69 times
Date: 2017-09-26
Rating: * 1 vote(s)
8/10


LVRT OVRT function


Description:
This device is an OVRT LVRT protection device.
The user enters the curves points.
It is assumed that the curve is horizontal between two points.

Tag(s): LVRT, OVRT, ride, through, FRT, undervoltage, overvoltage
Author: h.gras
Type: Model
Downloaded: 136 times
Date: 2017-08-15
Rating: * 0 vote(s)
0/10


Fault on a line


Description:
This model is a faulty line. The distance of the fault from the origin is a parameter. CP or PI models are used on each side of the fault according to the time step. If the time step is small enough t... see more

Tag(s): fault, line, CP, PI
Author: h.gras
Type: Example
Downloaded: 86 times
Date: 2017-07-12
Rating: * 0 vote(s)
0/10


MOSFET


Description:
The model developed is an n-channel enhancement-type MOSFET with internal substrate (Bulk) connection.
Author: Maxime Berger, Polytechnique Montreal

Tag(s): MOSFET, gate, electronic
Author: h.gras
Type: Example
Downloaded: 245 times
Date: 2017-02-24
Rating: * 1 vote(s)
10/10


Transformer magnetization branch automatic setup.


Description:
Contain a script which automatically creates the current-flux saturation curve and calculate the magnetization resistance of a 3-phase transformer using the excitation test report data.
The trans... see more

Tag(s): transformer, excitation, magnetization, saturation, open-circuit
Author: h.gras
Type: Example
Downloaded: 134 times
Date: 2017-02-03
Rating: * 1 vote(s)
3/10


Tutorial on exported mask (Demonstrated with an exciter)


Description:
In this example, a device is placed in a subcircuit. The goal is to be able to modify the parameters of this device from the parent mask.
However, this device is a masked subcircuit and therefore... see more

Tag(s): exported, mask, exciter, governor, subcircuit, subnetwork, script, method
Author: h.gras
Type: Example
Downloaded: 371 times
Date: 2016-10-11
Rating: * 2 vote(s)
10/10


Tutorial example on ZnO modelling


Description:
In this example, it is detailed step by step how to built a ZnO surge arrester model following the IEEE working group 3-4-11.
The model is built using different impulse test results.

Tag(s): ZnO, surge, arrester, IEEE, 3-4-11, impulse
Author: h.gras
Type: Model
Downloaded: 182 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: h.gras
Type: Library
Downloaded: 745 times
Date: 2016-03-16
Rating: * 7 vote(s)
8/10


Micro-Grid library


Description:
Convenient library to study Micro-grid. Contain:
- a 3-phase inverted with dq0 control (PQ, PV, VF, droop)
- a battery model (Ideal, i-Ion, Lead-Acid, NiMH, NiCD)
- a PV park
- Win... see more

Tag(s): Micro, grid, smart, inverter, dq0, battery, BMS, VSC, filter, delay, trigger, Wind, PV, photovoltaic, park, power, electronics
Author: h.gras
Type: Model
Downloaded: 485 times
Date: 2016-02-26
Rating: * 4 vote(s)
9/10


Breaker for TRV


Description:
Breaker for TRV. It draws the inherent TRV envelop according to the standard IEC 62271-100. It also contains a library of breaker stray capacitances and can simulate the prestrikes, restrikes and reig... see more

Tag(s): TRV breaker, prestrike, restrike, reignition, recovery
Author: h.gras
Type: Example
Downloaded: 396 times
Date: 2015-06-16
Rating: * 2 vote(s)
5/10


Content of the webinar studies from A to Z on TRV


Description:
Designs built or presented during the webinar of the series Studies from A to Z on Transient Recovery Voltage
Models built:
- Rating TRV envelop (IEC 62271-100 / C37.010 - 2011)
- CP / ... see more

Tag(s): TRV, Transient recovery voltage, short-line fault, terminal fault, substation, 62271, 37.011, lines, switching, thevenin
Author: h.gras
Type: Example
Downloaded: 422 times
Date: 2015-06-16
Rating: * 1 vote(s)
9/10


Content of the webinar studies from A to Z on lightning strokes


Description:
Designs built or presented during the webinar of the series Studies from A to Z on Lightning stroke analysis.
Models built:
- Metal Oxide surge arrester (IEEE working group 3.4.11)
- To... see more

Tag(s): Lightning, stroke, fast-front transient, tower, arrester, cigre, line, substation, parametric, corona, air-gap, leader