Voltage signals

Part 1 book "The electric power engineering handbook - Power system stability and control" includes content: Transformer protection, the protection of synchronous generators, transmission line protection, system protection, digital relaying, use of oscillograph records to analyze system performance, systems aspects of large blackouts, ower system stability, transient stability, small signal stability and power system oscillations, voltage stability, direct stability methods, power system stability controls.

211p dianmotminh03 17-06-2024 1 0   Download

Part 1 book "Power system stability and control" includes content: Power system stability and control, the protection of synchronous generators; transmission line protection; system protection; digital relaying; use of oscillograph records to analyze system performance; transient stability; small signal stability and power system oscillations; voltage stability.

155p dianmotminh01 20-05-2024 3 2   Download

Part 1 book "Neuroscience" includes content: Electrical signals of nerve cells; voltage dependent membrane permeability; channels and transporters; synaptic transmission; neurotransmitters and their receptors; molecular signaling within neurons; synaptic plasticity; the somatic sensory system - touch and proprioception; pain, vision - the eye; central visual pathways.

338p muasambanhan03 02-01-2024 4 2   Download

In order to further improve the accuracy of islanding detection, this paper proposes an islanding detection method that combines wavelet packet transform and support vector machine. The experimental results verify that the method has the advantages of high islanding detection accuracy, small detection blind area, and fast detection speed.

5p vimarillynhewson 02-01-2024 6 3   Download

In today's industry, data transmitters and sensors typically use analog signals of 4 to 20 milliamperes (mA) current or voltage signals of 0 to 10 volts direct current (VDC) to transmit data to a central control system utilizing a PLC or microcontroller circuit. In this study, we present the design and manufacture of a voltage and current analog signal generator with multiple applications.

8p vimichaelfaraday 28-12-2023 7 4   Download

This paper presents a proposed CP system for pipelines, utilizing an intelligent IoT system. The sensor nodes of the system designed based on the STM32 microcontroller perform the measurement of voltages from the reference electrodes, process the signal as well as perform wireless communication about the control stations via LoRa (Long Range Radio) communication.

9p vijeff 30-11-2023 5 3   Download

Lecture Network + Guide to Networks (6th Edition) - Chapter 3: Transmission Basics and Networking Media, objectives of this chapter: Explain basic data transmission concepts, including full duplexing, attenuation, latency, and noise; Describe the physical characteristics of coaxial cable, STP, UTP, and fiber-optic media; Compare the benefits and limitations of different networking media.

74p chankora08 04-07-2023 7 4   Download

Voltage controlled oscillator (VCO) is one of the most important basic blocks for analog, digital as well as in mixed signal circuits. This paper presents a new technique to improve the performance of ring oscillators. A VCO with large tuning range and variable duty cycle is designed using 90nm complementary metal-oxide-semiconductor (CMOS) technology with supply voltage of 1.8Vp-p.

4p vifalcon 16-05-2023 7 2   Download

This paper focused on evaluating those properties based on the data of acoustic emission and electrical contact voltage signal. Frictional experiments based on scratch test and pin-on-flat model were conducted with CrN coating, lubricant samples to obtain some experimental data, including contact pressure, friction force, friction coefficient, acoustic emission, and contact voltage.

12p vidudley 20-02-2023 6 2   Download

This paper presents an approach to synchronize fault records from two-ends of a power transmission line, which is used for fault location identification. The proposed method allows synchronizing both voltage and current signals of fault records from both line ends without using the parameters of line length and line parameters.

4p vijaguar 16-11-2022 10 3   Download

Lecture Automatic control systems technology - Lesson 3: Operational amplifier circuits in analog control. After this presentation you will be able to: list the characteristics of an ideal Operational Amplifier (OP AMP) circuit; identify and utilize fundamental OP AMP circuits to amplify and signals; use OP AMP circuits to reduce inter-stage loading effects in sensor circuits;... Please refer to the content of document.

27p tieuvulinhhoa 22-09-2022 12 5   Download

Lecture Electronic materials - Lecture 15: Large signal (complete model) and small signal (limited use) models of a diode provide students with knowledge about the voltage across the diode is zero for forward bias. The slope of the current voltage curve is infinite for forward bias. The current across the diode is zero for reverse bias.

34p trollhunters 10-01-2022 14 0   Download

Lecture Electronic materials - Chapter 20: Small signal BJT model provide students with knowledge about base width changes due to changes in the basecollector depletion.

33p trollhunters 10-01-2022 9 0   Download

Lecture Electronic materials - Chapter 27: Amplifier configurations provide students with knowledge about Any signal source has a finite “source resistance”, RS .The amplifier is often asked to drive current into a load of finite impedance, RL (examples: 8 ohm speaker, 50 ohm transmission line, etc…).

42p trollhunters 10-01-2022 12 0   Download

Lecture Electronic materials - Chapter 28:Operational amplifiers provide students with knowledge about operational amplifier or “Op-Amp” is a multistage amplifier that is used for general electrical signal manipulation. The numbers of applications possible with Op-amps are two numerous to list.

17p trollhunters 10-01-2022 14 0   Download

Substantial clinical and preclinical evidence have indicated the association between amide-linked local anesthesia and the long-term outcomes of cancer patients. However, the potential effects of local anesthesia on cancer recurrence are inconclusive and the underlying mechanisms remain poorly understood.

9p vizhangzhidong 29-12-2021 8 0   Download

Lecture Analog electronics circuit. After completing this section, you will understand knowledge about: field effect transistor, biasing of BJTS, biasing of FETS and MOSFETS, small signal analysis of BJTS, small signal analysis of FETS, high frequency response of FETS and BJTS, feedback and oscillators, operational amplifiers,...

145p bachkhinhdaluu 03-12-2021 10 1   Download

The results show that the average voltage generated by each key with electrical friction effect is about 4 V, the power consumption for the detection circuit is about 0.32 W. In addition, the keystroke signals were sent and displayed correctly on the designed software on the computer.

8p spiritedaway36 28-11-2021 35 6   Download

This paper presents the analysis, design, and implementation of a back-to-back converter based active voltage conditioner for low voltage (LV) distribution grids to compensate short-term voltage sags or swells. The proposed voltage regulator contains an indirect AC/DC/AC converter and uses linear control associated with the pulse width modulation technique

8p spiritedaway36 28-11-2021 9 1   Download

This paper proposes an effective controller for grid connected wind turbine based permanent magnet synchronous machine for improving unbalanced voltages. In this paper, we proposed a comparative analysis under different controllers like PI and Fuzzy Controller to PMSG system. A control structure is designed based on the positive sequence reference signals.

7p phanngocminhtam 14-09-2021 13 1   Download