Capacitor power detection
Fault detection during power swing in thyristor-controlled series ...
If a TCSC is used instead of a series capacitor, fault detection will be even more challenging. In TCSC-based compensated lines, due to nonlinear changes in the compensation level, when faults and power swings occur, the TCSC performance area changes. ... Since the power swing detection method uses a window of 40 samples, …
DC-Link Electrolytic Capacitors Monitoring Techniques …
Several advanced intelligence techniques are adopted to estimate the parameters of an AEC in a three-phase inverter system. First, different signals used as inputs, such as input power, capacitor current, …
Detection and Identification of Power Device Failures Using …
For a flying capacitor multilevel converter (FCMC), prompt detection of power switch failures is crucial for fault-tolerant operation. This article presents a new technology for identifying and locating faulty cells in FCMC. Mathematical derivation points out that different fault types and locations will present different high-frequency harmonics. The new …
Fast bus voltage detection method for single-phase power …
@article{Zhang2024FastBV, title={Fast bus voltage detection method for single-phase power converters with split capacitors based on reduced-order generalized integrals}, author={Chao Zhang and Yunhai Guan and Wenchao Zhu and Rongwei Gao and Zhuo Wang and Haijun Fu}, journal={Journal of Power Electronics}, year={2024}, …
Real-Time Switched Capacitor Based Power Side-Channel Attack …
This work proposes a real-time and compatible detection method for power SCAs. The technique utilizes a switched capacitor DC-DC (SC-DCDC) converter in conjunction with …
Electrolytic capacitor surface defect detection based on deep ...
However, at present, manual detection is still the main surface defect detection method of electrolytic capacitors, which consumes lots of time and manpower. Moreover, manual detection is easily influenced by worker''s subjectivity, ads to misjudgment, and further significantly reduce the testing quality of electrolytic capacitors ...
Power Integrations Incorporates Lossless Zero-Cross Detection …
SAN JOSE, Calif.--(BUSINESS WIRE)-- Power Integrations (Nasdaq: POWI), the leader in high-voltage integrated circuits for energy-efficient power conversion, today announced LinkSwitch™-TNZ, a new switching power supply IC that combines offline power conversion, lossless zero-cross detection and, optionally, X-capacitor discharge …
Compact Switched-Capacitor Power Detector with …
ABSTRACT This work presents a compact switched-capacitor power detector (PD) with frequency compensation technique in a 65-nm CMOS process. Utilizing self-biased MOSFET as switches, the PD
A Switched-Capacitor Power Side-Channel Attack Detection Circuit …
Thus, highly accurate, real-time attack detection techniques are needed. This paper proposes a switched-capacitor circuit that can detect power SCAs by intrusion detection of a current sense resistor in the external power supply line. A pulsed current is pulled on the supply line to introduce a voltage difference proportional to the IR drop.
Advances in Capacitor Health Monitoring Techniques for Power …
Capacitors play a critical role in power electronic systems, and their health and performance directly impact system reliability and efficiency. This article …
A 270 nW Switched-Capacitor Acoustic Feature Extractor for Always …
This manuscript presents an ultra-low power acoustic feature extractor for always-on voice activity detection (VAD). It extracts voice features by a 10-band passive switched-capacitor (SC) bandpass filter (BPF) bank and digitizes the features using a passive SC envelope-to-digital converter at the low feature rate. The SC feature …
Compact switched-capacitor power detector with frequency …
Li, C., Boon, C. C., Yi, X., Liang, Z., & Yang, K. (2020). Compact switched-capacitor power detector with frequency compensation in 65-nm CMOS. IEEE Access, 8, 34197-34203. …
(PDF) Compact Switched-Capacitor Power Detector With …
This work presents a compact switched-capacitor power detector (PD) with frequency compensation technique in a 65-nm CMOS process. Utilizing self-biased MOSFET as switches, the PD works both at ...
Neuro-Inspired HTM-Based Online Capacitor Aging Detection of …
Understanding the aging mechanisms of electronic components in critical in power electronic converters. Capacitors are crucial components to monitor as they contribute to approximately 30% of electronic component failures in power electronic converters. The paper introduces a novel approach that utilizes a neuro-inspired Hierarchical Temporal …
Fault Diagnosis and Identification of Power Capacitor Based on …
Reactive power compensation and voltage support have become a decisive factor for the safe and stable operation of power grid. Power capacitor is the …
Capacitor
In electrical engineering, a capacitor is a device that stores electrical energy by accumulating electric charges on two closely spaced surfaces that are insulated from each other. The capacitor was originally known as the condenser, [1] a term still encountered in a few compound names, such as the condenser microphone is a passive electronic …
Real-Time Switched Capacitor Based Power Side …
[Show full abstract] capacitor DC-DC (SC-DCDC) converter along with a lightweight artificial intelligence engine for power SCA detection. The proposed system, referred to as EoH, has the ability ...
Neuro-Inspired HTM-Based Online Capacitor Aging Detection of …
A novel approach that utilizes a neuro-inspired Hierarchical Temporal Memory (HTM)-based machine learning method for condition monitoring and shows that the HTM approach successfully detects aging factors and differentiates them from other anomalies. Understanding the aging mechanisms of electronic components in critical in …
Real-Time Switched Capacitor Based Power Side-Channel Attack Detection
The technique utilizes a switched capacitor DC-DC (SC-DCDC) converter in conjunction with a lightweight artificial intelligence engine for power SCA detection. The proposed system, referred to as EoH, possesses the capability to perform dynamic voltage scaling and learn the behaviors of the cryptographic system to identify …
Power Factor Correction (pfc) Tutorial
Power Factor Correction is a technique which uses capacitors to reduce the reactive power component of an AC circuit in order to improve its eficiency and reduce current.. When dealing with direct current (DC) circuits, the power dissipated by the connected load is simply calculated as the product of the DC voltage times the DC …
[PDF] Compact Switched-Capacitor Power Detector With …
This work presents a compact switched-capacitor power detector (PD) with frequency compensation technique in a 65-nm CMOS process. Utilizing self-biased MOSFET as …
Measurement setup of the proposed power detector.
With a 1.2 V supply voltage, the current consumption of the switched-capacitor power detector is 1.7 mA. Cascade Elite 300 probe station is used to measure the power detector as shown in Fig. 10.
DC1646A LTC5564 15GHz RF Power Detector with …
A. Measure Detector Output Power (VOUT): Connect DC power supply''s negative (–) lead to demo board GND test point and positive (+) lead (between 3V to 5.5V) to VCC test point. Connect a DC volt meter to the VOUT port (SMA connector J3) to measure the DC detector output voltage. Connect signal generator''s output to demo board RFIN
RF Power Measurement Using RMS Detectors | DigiKey …
The peak or envelope detector uses an op amp, diode, and capacitor to capture and hold the peak value of the input RF signal. The signal charges the capacitor through the op amp, and the diode …
[PDF] Compact Switched-Capacitor Power Detector With …
This work presents a compact switched-capacitor power detector (PD) with frequency compensation technique in a 65-nm CMOS process, and is believed to be the first power detector with input frequency compensation. This work presents a compact switched-capacitor power detector (PD) with frequency compensation technique in a 65-nm …
Self-detection method for measurement error of capacitor …
Research the distortion of applying CVT to measure harmonic in the high-voltage power network
Transient Response Improvement in DC-DC Converters Using …
Demanding high power applications, such as fast processors, and pulsed loads are requiring new levels of performance from DC/DC converters. The requirements of high slew rate of load current with minimal output voltage deviation along with high conversion efficiency, small size and low cost, are all contradicting requirements for the DC/DC …
Fast transient capacitor-less LDO regulator using low-power …
An output-capacitor-less low-dropout regulator (LDO) with a low-power output voltage detector (OVD) is proposed. The OVD is based on an R/C highpass filter which is able to detect the fast-changing voltage at the LDO output and activate an additional path to control the power transistor. The OVD consumes only additional quiescent current to monitor …
Fault Diagnosis and Identification of Power Capacitor Based on …
In this paper, the fault diagnosis and identification method of power capacitor based on Map Reduce distributed DBN is adopted, and the cloud computing …
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