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نرم افزار CloudNepNEPLAN 360 محصولی جدید است که فراتر از یک ابزار تجزیه و تحلیل سیستم دسکتاپ سنتی است. نرم افزار NEPLAN 360 اکنون به صورت ابری (cloud)، اینترانت (intranet) یا راه حل دسک تاپ در دسترس است. این اولین مرورگر کامل و ابزار تجزی...

The purpose of this module is to reduce the unbalance in the phases by re-phasing single/two phase loads and lines. Re-phasing is performed in order to: Minimize the kW losses Minimize kVA unbalance (apparent power) Minimize A unbalance (current) G...

This calculation module checks all cables and overhead lines on their thermal capacity. Control is independent of the network structure (meshed, radial) and it requires the protection devices’ characteristics. The tripping time of protection devices...

Optimal Separation Point module eliminates all network meshes by changing the network topology. From thepossible topology statesthe procedure selectsone topology that minimizes network losses, considering all activated constraints and without creating isolated sub-systems. General Characteristics User selects which elements are allowed to be switched off Option for prevention of overloaded elements Option for prevention of limit violations of node voltages User-defined activation and deactivation of constraints used for the optimization +نوشته شده در چهارشنبه یکم دی ۱۳۹۵ساعت12:43 توسطنجفی | ...

The NEPLAN Dynamic Simulator offersan extensive and detailed set of models for all the power system elements. An extensive library of controllermodels is available, including exciters, turbines, PSSs, converter controllers, etc. The NEPLANDynamicSimulator can handle in a unique mathematical system ahybrid model formulation:combination of AC and DC networks can be easily simulated all together, including HVDC systems, DC-lines and severalDC elements (batteries, photovoltaic panels, fuel cells). Allthe models are described in theDifferential Switched-Algebraic State ResetEquations structure, called DSAR. The flexible environment of NEPLAN Dynamic Simulator offers alsoexcellent functionalities ...

This module computes the motor start-up in unlimited networks and offers the possibility of simultaneous or time-delayed start-up for any desired number of motors. Motor Starting module can simulate different motor models, depending on the motor data entered and it also allows for start-up devices, such as star-delta starter, series resistor, transformer, soft starter, etc. General Characteristics Identification of motor parameters using the least square method from input values for torque, current and cos(phi) in function of the slip Saturation and eddy-current losses in the motor allowed for (linear or point-by-point) Libraries for standard motor data, plus additional extendablelibraries ...

Load flow This module performs Load Flow studies for 3-, 2- and 1-phase AC and DC systems for meshed, looped and radial networks from HV to LV. It includes disperse generation models such as wind power, photovoltaic, small hydro, geothermic, etc. and provides a wide variety of calculation options to addressspecific applications. Modelling can beparticularly defined with NEPLAN®C/C++ API. General Characteristics Computation methods: Current Iteration, Newton Raphson, Extended Newton Raphson, Voltage Drop (per-phase), DC load flow Voltage and flow control with phase-shifting transformers HVDC, PWM and FACTS devices, like SVC, STATCOM, TCSC, UPFC DC-Batteries, DC-Fuel cells, DC-Voltage source,...

This module allows the calculation of mutual impedances and capacitances in the positive and negative-sequence systemsby entering the information onthe conductors characteristics and configuration. If the coupling impedances and the line data are known, they can be entered directly in the line-coupling and line data dialogues. General Characteristics Circuit and coupling parameters of the overhead lines are computed from the conductor configuration Overhead lines with up to 6 3-phase systems and 3 earth wires can be computed Each system can have symmetrical or asymmetrical structure: any phase(s) can be omitted Earthing of 3-phase systems is considered Unrestricted number of overhead lines ...

This module is used for the selection of the type and cross-sectional area of a cable as well as the protection device for an assumed passive or motor load and a given infeed. The cable type can be selected either from the predefined cable library within NEPLANor from user-defined cable libraries depending on various inteational standards such as VDE, IEC, NEC, etc. The basic principle underlying cable sizing calculations remains the same for all these standards. However, it is important to consider the geographical conditions and then select an appropriate standard. The module can also be used for the inspection of already installed cables. General Characteristics Automatic selection of pr...

Simscape Power Systems™ (formerly SimPowerSystems™) provides component libraries and analysis tools for modeling and simulating electrical power systems. It includes models of electrical power components, including three-phase machines, electric drives, and components for applications such as flexible AC transmission systems (FACTS) and renewable energy systems. Harmonic analysis, calculation of total harmonic distortion (THD), load flow, and other key electrical power system analyses are automated, helping you investigate the performance of your design. Simscape Power Systems helps you develop control systems and test system-level performance. You can parameterize your models using MATLAB®...

Application-specific models, including common AC and DC electric drives, flexible AC transmission systems (FACTS), and renewable energy systems Discretization and phasor simulation modes for faster model execution Ideal switching algorithm for accelerated simulation of power electronic devices Analysis methods for obtaining state-space representations of circuits and computing machine load flow Basic models for developing key electrical technologies MATLAB®based Simscape™ language for creating custom component models Support for C-code generation (with Simulink Coder™) Reference:SimPowerSystems ...

Power Generation Simscape Power Systems™ provides models of standard and industry-specific components for power generation systems. These models help you size components and investigate performance and stability of electrical networks. Generators Simscape Power Systems providessynchronous and asynchronous machinesthat you can use to model generators in your system. You can enable nonlinear effects such as saturation. Standard and simplified models let you select the level of fidelity appropriate for your task. The models offer multiple parameterization methods that let you enter the values you have available, and the blocks calculate per-unit base values for you. GasTOPS Models Propulsi...

Power Transmission Simscape Power Systems enables you to model complete electrical networks and grids so you can use simulation to explore and improve grid stability. FACTS Models ofpower electronics-based FACTS systemshelp you use simulation to improve power transmission capabilities of your networks. You can add devices such asstatic VAR compensator (SVC)andunified power flow controller (UPFC)to your grid models to control power flow, improve transient stability, and relieve power congestion in a transmission system. Sandia National Laboratories Integrates Photovoltaics with Microgrid(User Story)Engineers at Sandia reduced model development time by 80%, lowered the cost of the final s...

Power Consumption Simscape Power Systems enables you to model the loads in your system at the desired level of fidelity. In addition to generic components, it provides a library ofelectric drives. It combines the key components (machines, power converters, and controllers) into a single block with an interface that helps you modify key parameters and add or neglect switching effects. Power Converters Simscape Power Systems includes power converter models. It also providesrectifiers,inverters, and converters with common topologies such asbuckandboost. These converters use piecewise linear models of thepower electronic devicesfor efficient simulation, and these device models are included so th...

Simulation and Analysis With Simscape Power Systems, you can use the simulation method that best matches the task you need to perform. Many key power system analyses are automated to help you quickly and accurately assess the performance of your design. Simulation Methods Simscape Power Systems enables you to simulate your model withcontinuous, discretized, or phasor methods. Continuous methods perform highly accurate simulations of power system models, varying the step size to capture the dynamics of your system. Withdiscrete methods, you can control the precision of your simulation by selecting the size of the time step.Phasor simulationreplaces the differential equations representing the ...

Converting to C Code You can convert Simscape Power Systems models into C code usingSimulink Coder. ConvertingSimscape Power Systems models to C codeenables them to be used for tasks such as HIL testing and optimization where batch simulations are performed. Converting to C code also enables you to shareprotected models. Testing Without Hardware Prototypes Simscape Power Systems models enable you to test embedded control algorithms and controller hardware without using hardware prototypes. In addition to software-in-the-loop (SIL) and processor-in-the-loop (PIL) tests, converting yourSimscape Power Systems models to C codelets you run hardware-in-the-loop (HIL) tests. This enables you to tes...

General info about Simpow Click on the above links to download the Simpowrelease(Adobe PDF File Format) ...

SIMPOW – Power-flow analysis module The power-flow module simulates steady-state symmetrical conditions, considering the power-frequency voltages and currents. A single-phase model using positive-sequence quantities represents the power system. The node voltages, injected active and reactive power and some other variables give the state of the system. Either the Dynamic method or the Newton-Raphson method is the numerical technique employed to solve the power flow. A variety of constraints on variables and limits can be specified. Multi power-flow runs are defined by run instructions in a Command File. User defined modelling in power-flow computations is possible with the modelling language ...

EMTP-RV is a specialized software for the simulation and analysis of transients in power systems. The EMTP Development Coordination Group (DCG) was the result of over 20 years of extensive research. EMTP-RV is the world’s most full-featured simulation and analysis program for power system transients.Developed and maintained by POWERSYS, under the control of the DCG, the EMTP-RV package includes a very intuitive GUI (graphical user interface), a completely reprogrammed computational engine and an advanced output processor. It features a wide variety of modeling capabilities for studying various phenomena ranging in duration from microseconds to seconds. Uses include switching and lightning ...

NEPLAN Gas, NEPLAN Water and NEPLAN Heatingis a software tool to analyze, plan, optimize and simulate networks. The user-friendly graphical interface allows the user to perform study cases very efficiently. The customizable software has a modular concept and covers all aspects relevant and useful for the calculation of Gas, Water and Heating networks. NEPLAN is the only tool on the market that allows the user to simulate electricity, gas, water and heating networks simultaneously. This feature enables the User to modelany interaction betweenthosenetworks. The software is available in different technologies: as desktop application, in the web browser as inteet solution on the cloud oras intra...