Solar high current ring network cabinet has temperature compensation
A temperature compensation technique for ring oscillators with tail current is proposed and analysed. Both proportional to absolute temp-erature (PTAT) current source and constant current source are implemented to serve as the tail current.
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Temperature compensation technique for ring oscillators with tail …
A temperature compensation technique for ring oscillators with tail current is proposed and analysed. Both proportional to absolute temp-erature (PTAT) current source and constant current source are implemented to serve as the tail current.
Design and implementation of a kind of high precision temperature …
1. Introduction The silicon-on-sapphire high-temperature pressure sensor utilize the small hysteresis, good elasticity and insulation, and temperature insensitivity of the sapphire material [1], [2], which offers the advantages of high test accuracy, good stability, fast frequency response, and wide measurement range [3], [4]. ...
Temperature compensated ring oscillator based VCO
A proportional to absolute temperature (PTAT) current is added to the current that controls the oscillating frequency of the oscillator reducing the frequency drift across temperature. The voltage-controlled oscillator (VCO) was integrated into a phase locked look (PLL) to produce a frequency of 480 MHz.
Temperature compensation technique for ring oscillators with tail current …
Temperature compensation technique for ring oscillators with tail current Shifeng Zhang, Ailing Li, Yan Han, Lu Jie, Xiaoxia Han and Ray C.C. Cheung A temperature compensation technique for ring oscillators with tail current is …
Inverter current control for reactive power compensation in solar …
It is observed that load current (I L) 2.26 A is larger than the source current (I S) 1.9 A for both low and high irradiation levels because the current is injected from the solar panel. At a 400-Watt/m 2 irradiation condition, the inverter of PV system injected reactive current ( I inj ) component of load current is 0.42 A and at the same …
Analysis of Temperature Distribution Characteristics of Fuses …
Abstract: The high voltage fuse in the ring cabinet works in a high current environment, and its heat dissipation performance is very important for maintaining its normal working …
A method for temperature error compensation in fiber-optic …
In general, compared with the current methods (Methods 1 and 2), this work makes two innovations. On one hand, the dimensionality of sample is modified from a one-dimensional point to a multidimensional sequence. On …
Research on Temperature Compensation of Shunt Type Current …
Research on Temperature Compensation of Shunt Type Current Sensor, Chunyang Xu, Xueping Jiang, Haibin Wang Purpose-led Publishing is a coalition of three not-for-profit publishers in the field of physical sciences: AIP Publishing, the American Physical Society and IOP Publishing. ...
Application of Temperature Compensation Combined with Neural Network …
C), and high temperature (40 C). The measurement range is from 0 to 1000 ml/m 3 etc. []. ... The use of BP neural network for temperature compensation is because of the basic characteristics of the neural network, so that the sensor has a …
Temperature Compensation
It has been proven in Chap. 2 that WSNs can tolerate a ≈ 1%, while adopting an RF frequency of the order of 1 GHz and using time spans between 10 and 100 ms for the network synchronization follows from that the oscillator frequency must be in the range between 1 MHz and 10 kHz, while keeping at least 10 bits of resolution for the divider ratios.
A New Current Source Temperature Compensation Circuit for …
The voltage-controlled ring oscillator with temperature compensation circuit is fabricated in TSMC 0.35-µm CMOS 2P4M mixed-mode technology with total die area
A Low-Power Ring Oscillator with Temperature Compensation for …
A low-voltage, two-stage ring voltage-controlled oscillator (VCO) which can tolerate temperature variation is presented in this paper. Designed using a 0.13 μm CMOS technology ...
Temperature compensation for MEMS resonant accelerometer based on genetic algorithm optimized backpropagation neural network …
Temperature compensation with high accuracy is crucial for improving the performance of MEMS resonant accelerometers. In this paper, we propose an effective temperature compensation method based on the backpropagation neural network (BP …
Design of ring oscillator with temperature compensation effect
In this article, a ring oscillator with Temperature Compensation Effect is proposed in 0.18 μm CMOS. The ring oscillator is composed of 31 stages of inverters in series. The change in ambient temperature will cause the oscillator frequency to deviate.
Temperature compensation technique for ring oscillators with tail …
A temperature compensation technique for ring oscillators with tail current is proposed and analysed. Both proportional to absolute temperature (PTAT) current source and constant …
TEMPERATURE MEASUREMENT AND COMPENSATION …
The first step in electronic temperature compensation is to determine the R-T characteristic of the circuit or component which is to be compensated. The appropriate thermistor compensation network is then determined to inversely match this response as 3 …
A Smart High Accuracy Silicon Piezoresistive …
Theoretical analysis in this paper indicates that the accuracy of a silicon piezoresistive pressure sensor is mainly affected by thermal drift, and varies nonlinearly with the temperature. Here, a smart …
Fiber optic current sensor temperature compensation through RBF neural network …
simulation results show that the temperature compensation model based on RBF neural network has better accuracy whose ... Chen Liu, Ding Wang, Chenggang Li, Kuo Su, Dexin Li, Dafei Yu, Liqing Wang, Lei Si, and Junjie Jin "Fiber optic current ...
Techniques for compensation of unbalanced conditions in LV distribution networks …
1. Introduction Conventionally, electricity has been generated from large-scale power plants, such as coal and nuclear power plants, which are typically located faraway from electricity end-users. To reduce the network losses, the electricity at generation side needs ...
VWHPRI&DEOH-RLQWVRI Temperature Distribution and …
acoustic wave sensing technology, the problem of difficulty in monitoring the internal temperature of the ring network cabinet can be effectively solved. The surface …
Ultrastable and highly sensitive eddy current displacement sensor using self-temperature compensation …
A self-temperature compensation method for eddy current displacement sensor is proposed. • A simple AC bridge is designed to separate the resistive and inductive part of the coil. • The eddy current sensor (ECS) has sub-nanometer resolution. • nm/ C. •
Design of ring oscillator with temperature compensation effect
In this article, a ring oscillator with Temperature Compensation Effect is proposed in 0.18 μm CMOS. The ring oscillator is composed of 31 stages of inverters in …
Temperature compensation technique for ring oscillators with tail current …
stant current source and a PTAT current source, to power up the ring current, as is shown in Fig. 2. The constant current provides most of current for oscillation, and the PTAT current is used for temperature compensation. Thus, the oscillating frequency has less
Optimal design and implementation of tunnelling magnetoresistance based small current sensor with temperature compensation …
Lei M, Peng T, Zhou F, et al. [25] proposed an improved temperature compensation circuit to suppress the temperature drift of the current sensor, which fundamentally solves the phase current ...
Research on Temperature Compensation of Shunt Type Current …
Research on Temperature Compensation of Shunt Type Current Sensor, Chunyang Xu, Xueping Jiang, Haibin Wang ... Lopez-Perez C. and Correa-Betanzo C. 2020 A novel approach based on trace resistance compensation for summing networks for high-current ...
Temperature Compensation of Optical Current Sensor Based on BP Neural Network …
Aug 23, 2021, Qing Jia and others published Temperature Compensation of Optical Current Sensor Based ... Improved by a High Accuracy Artificial Neural Network Algorithm Conference Paper Oct 2012 ...
Non-dispersive infrared SF6 sensor with temperature compensation using ISSA_BP neural network …
1. Introduction Sulfur Hexafluoride (SF 6), a non-toxic and harmless gas with strong inertness and stabilization, is widely applied for protecting power systems of electrical equipment, such as high-voltage switches, ring network cabinets, and transformers by insulation and arc extinguishing [1]..
A Compact CMOS Ring Oscillator with Temperature and Supply Compensation for Sensor Applications …
This paper presents a 1MHz ring oscillator with simple temperature compensation circuit dedicated to MEMS sensor applications. A closed-loop PTAT voltage source follower coupled with an open-loop replica-biased source follower driving structure is proposed to power the CMOS ring oscillator and counteract its temperature-dependent effect. In …
Controlling power system parameters through reactive …
Reactive power (VAr) compensators To be honest, transmission and distribution networks are full of problems. But that''s nothing new, and you already knew that. This technical article will shed …
On-chip temperature compensation in an integrated slot-waveguide ring …
We recently reported on ultra high sensitivity temperature sensor based on silicon ring resonator structure that has a noise floor of 80 μK. Here we have systematically examined the impact of structural parameters on the performance …
Research on Operation Management Technology of Cable Joints …
Starting from the principle of temperature sensing technology for cable joints, an online temperature monitoring system for the cable joints of the ring network …
A High Linear and Temperature Compensation Ring Voltage …
The proposed ring VCO has two advantages; its linearity is greatly improved compared to published VCO and the circuit is temperature compensated through a bandgap reference. The chip is fabricated in AMS 0.35 μ m CMOS technology with 2.5 V power supply.