Capacitor Error Algorithm
Using a windowing technique to detect non-uniform code densities, the calibration recursively tunes the bit weights to correct …
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Histogram-based calibration of capacitor mismatch in …
Using a windowing technique to detect non-uniform code densities, the calibration recursively tunes the bit weights to correct …
DC‐link capacitor voltage control for single‐phase …
Fig. 1 shows the overall SAPF which contains full bridge inverter, DC-link capacitor and controller. The source of harmonics is from rectifier-based circuit which produces one of the highest harmonics in …
Research on the reliability of capacitor voltage transformers …
Capacitor voltage transformer (CVT) is one of the most important instrument transformers widely used to prepare the voltage signal for control and protection equipment. The measuring accuracy of CVT plays an important role in the proper operation of the protection ...
Research on adaptive state prediction method for the metering error of capacitor …
A capacitor voltage transformer (CVT) is widely used in high voltage power systems because of its good insulation performance. However, the structure of CVT isEmpirical mode decomposition based denoising method with …
Spectral analysis-based fault diagnosis algorithm for 3 …
In particular, two algorithms, namely fault-modes detection and isolation (FMDI), and fault sub-mode diagnosis (FSMD) algorithm, are proposed. The detection and isolation of almost all faulty …
Impedance-Based Fault Location Algorithm for Ground Faults in Series-Capacitor …
Request PDF | Impedance-Based Fault Location Algorithm for Ground Faults in Series-Capacitor-Compensated Transmission Lines | Locating a fault in a series capacitor compensated transmission line ...
Error prediction of a capacitor voltage transformer using dilated …
To timely and accurately complete the error prediction of capacitor voltage transformers, this paper proposes an error prediction algorithm for capacitor voltage …
Histogram-Based Calibration of Capacitor Mismatch and …
The proposed technique employs linear histogram testing to collect the required information to calibrate the non-ideal ADC output behavior induced by capacitor …
A Simple Histogram-Based Capacitor Mismatch Calibration in …
Capacitor errors are extracted based on output histogram under a triangular input signal generated on chip and compensated by tuning capacitors with a …
Capacitive voltage transformer measurement error prediction by …
This paper proposes an improved Long Short-Term Memory neural network (LSTM) for Capacitor Voltage Transformer (CVT) measurement error prediction. The …
Capacitor Recombination Algorithm Combined with LMS Algorithm …
A foreground calibration algorithm combination with a background calibration algorithm for successive approximation register analog-to-digital converters (ADC) and the capacitor recombination algorithm can provide an environment conducive to convergence for single-channel least mean square (LMS) algorithm. This paper presents a foreground …
An Automatic Optical Inspection Algorithm of Capacitor Based on …
Schematic diagram of multi-angle classification of polar capacitors Haar-like features are extracted according to the above eight categories, and AdaBoost algorithm is used to train the classifier ...
A Self-Calibration of Capacitor Mismatch Error for Pipeline ADCs
The proposed calibration circuit recursively amplifies the capacitor mismatch error by re-utilizing a multiplying digital-to-analog converter in a pipeline stage …
A statistics-based background capacitor mismatch calibration …
The calibration algorithm is capable of detecting capacitor mismatch errors based on statistical principles and signal correlation is eliminated by introducing additional dummy …
A capacitor mismatch calibration scheme for SAR ADC based on genetic algorithm …
A capacitor mismatch calibration scheme for SAR ADC based on genetic algorithm Yujia Huang, Qiao Meng, Fei Li, Xinyan Song, and Jie Wu Institute of RF and OE-ICs, Southeast University, Nanjing, Jiangsu, P. R. China Email: huangyujia12321@foxmail
Electronics | Free Full-Text | A 12-Bit SAR ADC with Binary Search Calibration Algorithm for a Split Capacitor …
This paper proposes a 12-bit SAR ADC capable of calibrating a split capacitor using a binary search technique for bio-signal processing applications. The proposed SAR ADC employs a calibration logic circuit to calibrate a split capacitor vulnerable to process variations and mismatches. The proposed foreground calibration …
Histogram-based calibration of capacitor mismatch in SAR ADCs
Exploiting the above properties, we propose the use of a histogram windowing technique to extract the capacitor mismatch, and then calibrate the ADC digitally. First, the calibration engine measures the average bin count within a window around the ith bit threshold as illustrated in Fig. 3..
Capacitor voltage balancing control with reducing the average …
So far, most of the control of the capacitor voltage of sub-module is based on the capacitor voltage sorting method and is implemented in combination with the modulation algorithm. For example, reference [ 7 ], based on module voltage-sequencing results, selects corresponding modules to insert or bypass, and balance module voltage …
A 13-bit non-binary weighted SAR ADC with bridge structure using digital calibration for capacitor weight error
Persistent Link: https://ieeexplore.ieee /servlet/opac?punumber=8240668 More »
On-line Monitoring System and Double Regression Algorithm of Capacitor …
Ensuring safe and reliable operation of voltage transformers is of great significance. Temperature, humidity and other ambient factors may affects the dielectri Abstract: Ensuring safe and reliable operation of voltage transformers is of great significance. Temperature ...
Digital Calibration of Capacitor Mismatch and Gain Error in …
The foreground calibration for capacitor mismatch is based on injecting the specific sequences to control the switch connection of the capacitor array. And the background …
Development of a Fault Detection and Localization Algorithm for …
A capacitor placed in parallel with the main system is an effective sensor for series arc fault detection and localization applicable in this complex electrical environment. This article shows that the analysis of the amplitude, polarity, and spectrum characteristics of the capacitor current and voltage resulting from perturbations caused …
Optimization of Decoupling Capacitors in Power Delivery Networks Using Machine Learning Algorithms …
This research paper presents a comprehensive comparative analysis of six regression algorithms used for frequency prediction in Power Delivery Networks (PDNs). The study evaluates the performance of Decision Tree, Random Forest, Polynomial Regression, Ridge Regression, Lasso Regression, and CatBoost Regression on a dataset containing …
Error evaluation algorithm for capacitor voltage transformer based …
In order to conduct real-time and accurate CVT error evaluation and avoid energy metering losses caused by CVT anomalies, we proposed a CVT error evaluation algorithm based on an improved Long and short-term time-series network (LSTNet).
Digital Calibration of Capacitor Mismatch and Gain Error in …
This paper presents a foreground calibration algorithm and a background calibration algorithm for pipelined successive approximation (SAR) analog-to-digital converters (ADC). The foreground calibration for capacitor mismatch is based on injecting the specific sequences to control the switch connection of the capacitor array. And the background …
DC‐link capacitor voltage control for single‐phase shunt active power filter with step size error cancellation in self‐charging algorithm ...
Biosurface and Biotribology CAAI Transactions on Intelligence Technology Chinese Journal of Electronics (2021-2022) Cognitive Computation and Systems Digital Twins and Applications Electrical Materials and …
DC-link capacitor voltage control for single-phase shunt active power filter with step size error cancellation in self-charging algorithm
with the conventional algorithm of DC-link capacitor voltage control [15–20]. Among its advantages are it gives high accuracy DC voltage and produces clean regulated voltage with almost no noise, spikes and ripples. The self-charging algorithm uses energy ...
A Capacitor Voltage Balancing Strategy Based on Improved Group-Sort Algorithm …
The balance of sub-module capacitor voltage is the necessary guarantee for the normal operation of modular multilevel converter (MMC). With the nearest level modulation (NLM), an improved group-sort algorithm is proposed in this paper. Based on the average value
A 12 bit 40 MSPS SAR ADC with a redundancy algorithm and …
A non-binary search algorithm makes the SAR ADC tolerant towards incomplete DAC settling errors, and it allows a digital correction algorithm for the capacitor mismatch …
What Is A Typical Sign That A Capacitor Is Bad Or Has Failed?
Capacitors are fundamental components in electronic circuits, storing and releasing electrical energy as needed. Their role is crucial in stabilizing voltage and power flow, making their health vital for the proper functioning of …
Impedance-Based Fault Location Algorithm for Ground Faults in Series-Capacitor …
Locating a fault in a series capacitor compensated transmission line (SCCTL) is a challenging task due to the action of metal-oxide varistor (MOV), a non-linear element present as ...
Histogram-Based Calibration of Capacitor Mismatch and …
An efficient two-phase calibration technique for 1-bit/stage pipelined Analog–to–Digital Converters (ADCs) is presented in this paper. The proposed technique employs linear histogram testing to collect the required information to calibrate the non-ideal ADC output behavior induced by capacitor mismatch and comparator offset. In the first …
A statistics-based background capacitor mismatch calibration algorithm …
This paper presents a statistics-based background capacitor mismatch calibration algorithm for successive approximation register (SAR) analog-to-digital converter (ADC). The calibration algorithm is capable of detecting capacitor mismatch errors based on statistical principles and signal correlation is eliminated by introducing additional dummy …
A 12b 1GS/s Pipelined ADC with Digital Background Calibration of Inter-stage Gain, Capacitor Mismatch, and Kick-back Errors
This work proposes a novel correlation-based digital background calibration algorithm that altogether calibrates the inter-stage gain, capacitor mismatch, and kick-back errors with low hardware overhead and simple control logic. A prototype 12b1GS/s pipelined ADC equipped with the proposed calibration technique achieves >60dB SNDR and >80dB …
Error evaluation algorithm for capacitor voltage transformer based …
Nie Y, Ge J. Overview of voltage transformers suitable for high voltage levels [C]//2020 3rd International Conference on Advanced Electronic Materials, Computers and Software Engineering (AEMCSE) IEEE, 2020: 888-891. Wang Qian, Lu Yuhang, Liu Yong, Analysis ...
A Self-Calibration of Capacitor Mismatch Error for Pipeline ADCs
A 12-bit pipeline ADC that employs self-calibration is fabricated by utilizing a 0.18 µm standard CMOS process. After calibration, the measured differential nonlinearity (DNL) and integral nonlinearity (INL) increase from +0.82/−0.75 and +1.12/−1.79 to …
Capacitor Recombination Algorithm Combined with LMS Algorithm …
The foreground calibration for capacitor mismatch is capacitor recombination algorithm and the background calibration for capacitor mismatch is single-channel least mean square (LMS) algorithm. The capacitor recombination algorithm can initially calibrate the capacitor array mismatch and provide an environment conducive to …