Development of a research platform for power electronic converter modeling in real time F28335 digital simulation applications using eZDSP

Author(s):  
Mandar Bhalekar ◽  
S Umashankar ◽  
Surabhi Chandra ◽  
D Vijayakumar ◽  
D P Kothari
2020 ◽  
Vol 35 (9) ◽  
pp. 9850-9864
Author(s):  
Matthew Milton ◽  
Castulo De La O ◽  
Herbert L. Ginn ◽  
Andrea Benigni

2013 ◽  
Vol 2013 ◽  
pp. 1-10
Author(s):  
S. Umashankar ◽  
Mandar Bhalekar ◽  
Surabhi Chandra ◽  
D. Vijayakumar ◽  
D. P. Kothari

This paper presents the research platform for real-time digital simulation applications which replaces the requirement for full-scale or partial-scale validation of physical systems. To illustrate this, a three-phase AC-DC-AC converter topology has been used consists of diode rectifier, DC link, and an IGBT inverter with inductive load. In this topology, rectifier as well as inverter decoupled and solved separately using decoupled method, which results in the reduced order system so that it is easy to solve the state equation. This method utilizes an analytical approach to formulate the state equations, and interpolation methods have been implemented to rectify the zero-crossing errors, with fixed step size of 100 μsec is used. The proposed algorithm and the model have been validated using MATLAB simulation as m-file program and also in real-time DSP controller domain. The performance of the real-time system model is evaluated based on accuracy, zero crossing, and step size.


2009 ◽  
Vol 57 (4) ◽  
pp. 345-354 ◽  
Author(s):  
S. Piróg ◽  
R. Stala ◽  
Ł. Stawiarski

Power electronic converter for photovoltaic systems with the use of FPGA-based real-time modeling of single phase grid-connected systemsThe paper presents a method of investigation of grid connected systems with a renewable energy source. The method enables fast prototyping of control systems and power converters components by real-time simulation of the system. Components of the system such as energy source (PV array), converters, filters, sensors and control algorithms are modeled in FPGA IC. Testing the systems before its practical application reduces cost and time-to-market. FPGA devices are commonly used for digital control. The resources of the FPGAs used for preliminary testing can be sufficient for the complete system modelling. Debugging tools for FPGA enable observation of many signals of the analyzed power system (as a result of the control), with very advanced triggering tools. The presented method of simulation with the use of hardware model of the power system in comparison to classical simulation tools gives better possibilities for verification of control algorithms such as MPPT or anti-islanding.


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