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Low-Power Highly Robust Resistance-to-Period Converter

Luis Álvarez-Simón, Emmanuel Gómez-Ramírez, María Sanz-Pascual
2018 Sensors  
This paper presents a novel structure of Resistance- to-Period (R-T) Converter highly robust to supply and temperature variations.  ...  To prove the proposed architecture of R-T converter, a prototype was implemented in a 0.18 μ m CMOS process with a single supply voltage of 1.8 V and without any stable reference voltage.  ...  Therefore, the objective of this work was to develop an architecture robust to variations in both voltage and temperature, while also maintaining low power consumption, by using standard cells.  ... 
doi:10.3390/s19010008 fatcat:yg27g52qf5cejazrzdcmp3mmci

A Highly Robust Interface Circuit for Resistive Sensors

Emmanuel Gómez-Ramírez, L. Maeda-Nunez, Luis Álvarez-Simón, F. Flores-García
2019 Electronics  
This paper presents the structure of an interface circuit for resistive sensors that is highly robust to component and power supply variations.  ...  Resistance-to-Period converter, used as interface, is preferred if the resistance variations are very large.  ...  The aim of this study was to design a low-cost and versatile interface for resistive sensors, offering both wide operative range and robustness to component and power supply variations.  ... 
doi:10.3390/electronics8030263 fatcat:bn2xtjboovh2tpikqtgjqofpqu

Simulation, Fabrication and Characterization of Robust Vibrational Energy Harvester

Surjitsinh Chauhan, Bernhard Müller, Ulrich Mescheder
2015 Procedia Engineering  
By this concept we are able to harvest 0.23 nW power at 1g vibration and 4.3MΩ load resistance.  ...  A new concept for the realization of cheap and robust energy harvester which converts mechanical vibrational energy into useful electrical energy using flexible PDMS pillars and a SiO2-electret is presented  ...  Acknowledgements We would like to thank Prof. Dr. Hönl (department MME) for helpful discussions and Mr.  ... 
doi:10.1016/j.proeng.2015.08.633 fatcat:mtqzlr6lbvfzfjom4nv7cxpupi

Synchronization of Power Inverters in Islanded Microgrids Using an FM-Modulated Signal

Ivan Patrao, Raul Gonzalez-Medina, Silvia Marzal, Gabriel Garcera, Emilio Figueres
2017 IEEE Transactions on Smart Grid  
In figure 9 a highly resistive load of 3kW is connected to the microgrid.  ...  A 1 kW highly resistive load is connected to the microgrid formed by both inverters, showing the results of figure 6.a.  ...  His main research interests include modeling and control of power converters, power processing of renewable energy sources, and grid connected converters for distributed power generation and improvement  ... 
doi:10.1109/tsg.2016.2574038 fatcat:6zppwce5yvbw3bgokjvq3uhnfi

Robust Regulation of the Photovoltaic Voltage using Sliding Mode Control as Part of a MPPT Algorithm

Omar Boukli-Hacene, Ali Chermitti
2013 International Journal of Computer Applications  
This paper presents the synthesis of a robust control law for regulation of the photovoltaic voltage which is added to a MPPT algorithm to maximize power generated.  ...  The cost of the solar photovoltaic energy production is quite high and its efficiency is very low, hence the need to optimize the conversion process.  ...  It is therefore highly unpredictable. The power characteristic (figure 5) presents a maximum at the point P MAX corresponding to the MPP. Figure 5.  ... 
doi:10.5120/13537-1283 fatcat:6nm6t4x7dvbe3mmxey2oqehcsi

High performance direct instantaneous power control of PWM rectifiers

Mohammad Monfared, Hassan Rastegar, Hossein Madadi Kojabadi
2010 Energy Conversion and Management  
It is shown that the proposed DPC-PWM exhibits several features, such as a simple algorithm, constant switching frequency, robust to sampling frequency changes, robust to inductance values mismatch, and  ...  The required converter voltage in each sampling period is directly calculated based on the reference and measured values of powers, system parameters, and the measured voltage of the AC source through  ...  Also their performance is highly sensitive to system parameters.  ... 
doi:10.1016/j.enconman.2009.11.034 fatcat:fcr23gr37vc63jne3kxwyth3qy

High Voltage Gain Ratio Isolated Resonant Switched-Capacitor Converter for Sustainable Energy

Lei Yang, Wenqian Yu, Jiaxiang Zhang
2019 IEEE Access  
The SC converterbased high-gain isolated converter could achieve the high power density and simple topology. A 500-W power-rating ITBRSC converter is constructed.  ...  The function of the ITBRSC converter is demonstrated and tested with the simulation and experiments. The high gain ratio and robust performance of the proposed converter are totally verified.  ...  As a result, the power density of the traditional DC-DC converter is low. What's more, for the high-power application, the price is high.  ... 
doi:10.1109/access.2019.2893981 fatcat:56mc42htzrf53mvysaaomnpfty

Implementation of PI Controller for 4ф Srm Drive Using TMS320F28335

Mekala N, Muniraj C
2015 International Journal of Power Electronics and Drive Systems  
The experimental results are reported in order to verify the steady state, transient and robustness performance of the controller.</p>  ...  The control system of SRM is highly complex due to non linear nature. In such a system for implementing control algorithm needs high speed processor.  ...  Power Converter The split-link converter is consists of IGBT switches and diodes. If both the devices of same leg are ON the voltage is applied to the winding of motor.  ... 
doi:10.11591/ijpeds.v5.i3.pp283-292 fatcat:3atv3pspqbbgzmofolbpituyxi

EFFECTS OF QUANTIZATION, DELAY AND INTERNAL RESISTANCES IN DIGITALLY ZAD-CONTROLLED BUCK CONVERTER

FREDY EDIMER HOYOS, DANIEL BURBANO, FABIOLA ANGULO, GERARD OLIVAR, NICOLAS TORO, JOHN ALEXANDER TABORDA
2012 International Journal of Bifurcation and Chaos in Applied Sciences and Engineering  
Zero Average Dynamics (ZAD) strategy has been reported in the last decade as an alternative control technique for power converters, and a lot of work has been devoted to analyze it.  ...  Regarding the practical point of view and the digital implementation, we include in this paper internal resistances, quantization effects and 1-period delay to the model.  ...  , power source resistance, diode voltage and the quantization of the states and duty cycle due to Analog to Digital Converter (ADC).  ... 
doi:10.1142/s0218127412502458 fatcat:6ytvm4zaz5fcjd7ivt5oxzgdfy

A Review of Dynamic Wireless Power Transfer for In‐Motion Electric Vehicles [chapter]

Kai Song, Kim Ean Koh, Chunbo Zhu, Jinhai Jiang, Chao Wang, Xiaoliang Huang
2016 Wireless Power Transfer - Fundamentals and Technologies  
Wireless power transfer for train is safer and more robust when compared with conductive power transfer through pantograph mounted on the trains.  ...  Direct contact is subject to wear and tear; in particular, the average speed of modern trains has been increasing.  ...  Lesser power converter units, easier to maintain; b. Different segments can be activated at different time periods, lesser power loss; c.  ... 
doi:10.5772/64331 fatcat:qir4fzhytfd7fkxobwrz4axelu

MIMO Based Decoupling Strategy for Grid Connected Power Converters Controlled in the Synchronous Reference Frame

Javier Samanes, Eugenio Gubia, Jesus Lopez
2018 2018 IEEE 19th Workshop on Control and Modeling for Power Electronics (COMPEL)  
Abstract-Power converters are frequently connected to the grid through a LCL filter, controlling its power transfer through a current control loop in the synchronous reference frame.  ...  Robustness face to plant uncertainties such as grid inductance variations and parameter tolerances are tested. The grid disturbance rejection is also evaluated. II.  ...  ACKNOWLEDGMENT The authors gratefully acknowledge INGETEAM POWER TECHNOLOGY for its financial and ongoing support  ... 
doi:10.1109/compel.2018.8460005 fatcat:jbanohiusfantlsnihg7rhkx7a

Low-Power Low-Voltage Hot-Spot Tolerant Clocking with Suppressed Skew

Sherif A. Tawfik, Volkan Kursun
2007 2007 IEEE International Symposium on Circuits and Systems  
A novel level converter with low skew, propagation delay, and power consumption characteristics is presented.  ...  Level converters are utilized to restore the standard full swing clock signal at the leaves of the low voltage clock distribution network.  ...  In this paper a new low power level converter that is robust against temperature fluctuations is proposed.  ... 
doi:10.1109/iscas.2007.378820 dblp:conf/iscas/TawfikK07 fatcat:arufhdhcmnhkdez6znji7f2mhi

Operation of a Photovoltaic Microinverter as Active Power Filter using the single phase P-Q Theory and Sliding Mode Control

Oswaldo Lopez-Santos, Sebastián Tilaguy-Lezama, Sandra Patricia Rico-Ramírez, Luis Darío Cortes-Torres
2017 Ingeniería  
A simple design method to ensure reliability, robustness and high power quality is detailed.Language: English  ...  The proposal involves the use of the single-phase P-Q theory to generate the current reference, sliding mode control to achieve a robust tracking of that reference and linear robust control to maintain  ...  VA Power factor P F 0.26 - Power factor P F 0.26 - Resistance R o 10 Ω Resistance R o 80 Ω Inductance L o 0.1 H Inductance L o 0.8 H Load 3 parameters (DRL) Load 4 parameters  ... 
doi:10.14483/udistrital.jour.reving.2017.2.a06 fatcat:2zixdumao5dufpxw5skg7wvjci

High-Performance Pure Sine Wave Inverter with Robust Intelligent Sliding Mode Maximum Power Point Tracking for Photovoltaic Applications

En-Chih Chang
2020 Micromachines  
to get maximum power from PV systems.  ...  The coalescence of both robust SMC and ECOA can control the converter to obtain MPPT with faster convergence rate and without untimely trapping at local optimal solutions.  ...  A SEPIC (single-ended primary-inductor converter) DC-DC converter can be utilized to adjust the maximum power point voltage is illustrated as Figure 2, where the capacitor i C aims to enhance response,  ... 
doi:10.3390/mi11060585 pmid:32545319 pmcid:PMC7344578 fatcat:se7sghinqbd3riu6qpqup7mmbq

High-temperature-resistant distributed Bragg reflector fiber laser written in Er/Yb co-doped fiber

Bai-Ou Guan, Yang Zhang, Hong-Jun Wang, Da Chen, Hwa-Yaw Tam
2008 Optics Express  
The laser operates in robust single mode with output power more than 1 dBm and signal-to-noise ratio better than 70 dB over the entire temperature range from room temperature to 500 o C.  ...  Highly saturated Bragg gratings are directly inscribed into the Er/Yb fiber without hydrogen loading by using a 193 nm excimer laser and phase mask method.  ...  As the lasers need to be no more than several cm in length to ensure robustly single mode operation, the output power was limited to the order of μW due to the low pump absorption.  ... 
doi:10.1364/oe.16.002958 pmid:18542381 fatcat:psmumdxeuvactci65ppnb7au6i
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