Nonlinear Inductance Measurement Using an Energy Storage …
A novel method to measure inductance of power inductors is presented in this paper. Energy stored in inductors was used to measure the nonlinear inductance as function of …
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Modeling and Measurements of Properties of Coupled Inductors
This paper proposes a model of a coupled inductor with n windings. The proposed model takes into account the influence of frequency on parameters of each inductor wind‐ ing. …
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Pulsed Inductance Measurement on Low-inductance, High-Current SMD Inductor…
PCB-mounted SMD and THD inductors are often specified. These measurement voltages are superimposed on a direct current to characterize the inductance''s saturation behavior. In contrast, the pulse method of the Power Choke Tester DPG10 series uses an application-related voltage curve shape and amplitude. This article …
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LECTURE 33 Inductor Design
Since the magnetic core material itself is incapable of storing significant energy, energy storage is accomplished in a non-magnetic air gap(s) in series with the core. These gaps …
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Energies | Free Full-Text | Transformer Leakage Inductance Calculation Method …
Leakage inductance is one of the key parameters of a transformer, and it is often intentionally integrated into transformers. Rogowski''s equation is generally used for leakage inductance calculation; however, it is only applicable to concentric winding transformers where windings have the same height. Consequently, it has limited …
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Pulsed Inductance Measurement on Magnetic Components
For inductance measurement on inductive power components, the innovative pulse measurement method of the Power Choke Tester DPG10/20 series, which is based on high-performance IGBT power stages, has established itself. This three-part series of articles explains the different measurement methods and shows the many …
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A new pulse measurement method for magnetisation characteristics …
It is widely used as the core of the energy storage inductor, differential mode inductor, transformer and other magnetic elements in the power converter [3-7]. ... The new pulse measurement method and impedance analyser method are used to measure two kinds of magnetic powder cores, ...
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Measuring Leakage Inductance
In these applications, the leakage inductance provides an energy storage medium that is essential to achieve correct operation of the finished product. ... it is clearly not possible to measure its value directly. A method must therefore be used to subtract the value of LP from the total measured inductance.
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Energy Stored in an Inductor
Energy Stored in an Inductor. Suppose that an inductor of inductance is connected to a variable DC voltage supply. The supply is adjusted so as to increase the current flowing …
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Energy Storage Methods
Among various energy storage methods, one technology has extremely high energy efficiency, achieving up to 100%. Superconducting magnetic energy storage (SMES) is a device that utilizes magnets ...
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Differential Measurement of Fast Energy Discharge Capacitor, Inductance…
A differential method to measure, simply and accurately, the equivalent series inductance (ESL) and the equivalent series resistance (ESR) of energy discharge capacitors is described and compared with other available methods. The differential method measures the ESL over a wide range of inductance, including extremely low inductance values, …
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Enhancing the design of a superconducting coil for magnetic energy storage …
Compared to other energy storage methods, SMES exhibits a better performance. The current density of SMES coil is about 10–100 ... Inductance, energy storage and flux density are more in YBCO compared to Bi2223 coil. Table 2. Comparison of Bi2223 and ...
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Inductance Calculation Techniques --
Once the magnetic stored energy is know, it''s easy to find the inductance. We apply this method in a later section to a solenoid and to the microstrip line. 3. The Speed of Light. Another technique that is potentially useful is using the speed of light. If the capacitance per unit length (C o) of your structure is known, the inductance per ...
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Progress in the reduction of inductance in the standard 100 kV energy ...
Summary form only given, as follows. The basic metal case low profile bushing energy storage capacitor design has changed little from the 1.85 /spl mu/F 60 kV capacitor developed for the LANL SCYLLAC program in the late 1960''s. Their enduring use testifies to a robust design. Today energy storage capacitors having a lower equivalent …
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Measuring Leakage Inductance
4, The traditional solution. In order to obtain the true value of leakage inductance, engineers will carefully apply a soldered short circuit to the secondary of the transformer to be tested and measure the value of …
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Energy measurement of spark discharge using different triggering ...
DOI: 10.1016/J.ELSTAT.2014.10.014 Corpus ID: 95238038; Energy measurement of spark discharge using different triggering methods and inductance loads @article{Zhong2015EnergyMO, title={Energy measurement of spark discharge using different triggering methods and inductance loads}, author={Shengjun Zhong and Nan …
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Energy measurement of spark discharge using different triggering ...
Spark discharge experiments with different nominal energy (100–1000 mJ) and inductance loads (0.024 or 1.454 mH) were carried out using different trigger methods.
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Inductors: Energy Storage Applications and Safety Hazards
An inductor can be used in a buck regulator to function as an output current ripple filter and an energy conversion element. The dual functionality of the inductor can save the cost of using separate elements. But the inductor''s inductance value must be selected to perform both functions optimally.
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Sensors | Free Full-Text | New Quartz Oscillator Switching Method for Nano-Henry Range Inductance Measurements …
This article introduces a new method for nano-Henry inductance measurements at the frequency of 4.999 MHz with a single quartz crystal oscillating in the switching oscillating circuit. The real novelty of this method, however, lies in a considerable reduction of the temperature influence of AT-cut crystal frequency change in the …
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An efficient solution to measure inductance on-the-fly
The method is based on the energy transfer characteristic of the inductor. ... The SMPSs transfer power using high-frequency switch devices and storage elements, such as inductors and capacitors. The inductance is a critical element in SMPSs. ... The existing inductance measurement methods are not accurate as they measure …
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Partial Stray Inductance Modeling and Measuring of …
energy storing and releasing of stray inductance for the first time. Besides, the partial self-inductance and mutual-inductance model of the parallel branches is set up. Finally, a high-precision partial stray inductance measurement method is proposed, and the
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Pulsed Inductance Measurement on Magnetic …
Pulse measurement with switchable IGBT power transistors using the Power Choke Tester DPG10/20 series enables an extremely wide range of applications that cannot be achieved with any …
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Progress in the reduction of inductance in the standard 100 kV energy ...
A ringing discharge method and a differential method to measure, simply and accurately, the ESL of three different kinds of high voltage energy storage capacitors are described in this paper.
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Wheatstone bridge for measuring mutual inductance. | Download …
In particular, it allows the field winding to carry its rated DC. This method was verified the possibility of taking measurements for inductance in a DC machine and providing its field current ...
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Energy Stored in an Inductor
Energy in an Inductor. When a electric current is flowing in an inductor, there is energy stored in the magnetic field. Considering a pure inductor L, the instantaneous power which must be supplied to initiate the current in the inductor is. Using the example of a solenoid, an expression for the energy density can be obtained.
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Nonlinear Inductance Measurement Using an Energy Storage
A novel method to measure inductance of power inductors is presented in this paper. Energy stored in inductors was used to measure the nonlinear inductance …
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Energy Storage in Inductors | Algor Cards
The inductance (( L )) of an inductor, a measure of its ability to store energy in a magnetic field, is a fundamental property that determines how much opposition the …
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Energy storage in magnetic devices air gap and application analysis
Magnetic device energy storage and distribution. 3.1. Magnetic core and air gap energy storage. On the basis of reasonable energy storage, it is necessary to open an air gap on the magnetic core material to avoid inductance saturation, especially to avoid deep saturation. As shown in Fig. 1, an air gap Lg is opened on the magnetic core material.
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An efficient solution to measure inductance on-the-fly
In this paper, a novel solution is presented for measuring inductance based on energy transfer of inductance under its large signal operating conditions …
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Reconsideration of energy measurement of spark discharge using ...
Reconsideration of energy measurement of spark discharge using different triggering methods and inductance loads. Author ... that the deviation of spark energy release efficiency between the two triggering types is about 5%–25% when the storage energy was 34 mJ, 110 mJ, 340 mJ and 1100 mJ, which was not enough to cause the …
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Nonlinear Inductance Measurement Using an Energy Storage …
A novel method to measure inductance of power inductors is presented in this paper. Energy stored in inductors was used to measure the nonlinear inductance as function of current flow. Inductance was measured for air core (control sample) and ferrite core inductors with increasing levels of currents through them. It was found that air core …
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