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...70).<ref>{{Cite web|title=Being Able to Give in is a Strength, Even in the Power Grid {{!}} National Research Programme Energy|url=https://nfp-energie.ch/en ...the equilibrium point without using the frequency as the main indicator of power imbalance. ...

{{Short description|Common quality control technique}} ...to accept or reject a production lot of material. It has been a common [[quality control]] technique used in industry. ...

...[optoelectronics]], an '''opto-electronic oscillator''' ('''OEO''') is a [[electric circuit|circuit]] that produces a repetitive electronic [[sine wave]] and/o ...e]] or [[mm-wave]] signals. The OEO is characterized by having very high [[quality factor]] (Q) and [[Stability (mathematics)|stability]], as well as other fu ...

The '''Hongqi E-HS9''' ({{zh|c=红旗E-HS9}}) is an electric full-size [[luxury vehicle|luxury]] [[SUV]] made by [[Hongqi (marque)|Hongq ...hongqi-e-hs9-china-suv/ |title=Hongqi E-HS9 Is China's New Six-Figure, All-Electric Luxury SUV}}</ref> ...

{{Short description|Services to support the transmission of electric power}} ...rol areas to maintain reliable operations of the interconnected [[Electric power transmission|transmission system]]. ...

*** [2.1.1. Model selection]：Find a high-quality ''model point'' <math>x_M</math> in <math>X(t)</math> , normally realized u .../math> and the model point <math>x_M</math>，and return the one with higher quality as the ''base point'' <math>x_{Base}</math>，and another as the ''reference ...

...Electric machine|electric machines]]. They are a frequent cause of [[power quality]] problems and can result in increased equipment and conductor heating, mis ...e voltage).<ref name="Das_20152">{{cite book |last=Das |first=J. C. |title=Power System Harmonics and Passive Filter Design |publisher=Wiley, IEEE Press |ye ...

{{Short description|Type of electrical power inverter}} ...ntly lacks this property as the waveform is being created artificially via power electronics. ...

'''Circlotron''' [[valve amplifier]] is a type of [[power amplifier]] utilizing symmetrical [[cathode]]-coupled [[Bridged and paralle * [[Cecil Hall|C. T. Hall]] filed ''Parallel Opposed Power Amplifiers'' on June 7, 1951; U.S. Patent 2,705,265 was granted on March 29 ...

...equency. For [[Superconducting radio frequency|superconducting]] cavities, quality factors up to the order of 10¹⁰ are possible. They are used in ...tes the [[microwave]]s<br />(3) A wire coupling loop from which the output power is taken]] ...

...[[voltage]] [[waveform]] [[Electromagnetic induction|induced]] from the [[power system]]. ...M. | last2=Alvarez-Marino | first2=Casimiro | journal=IEEE Transactions on Power Delivery | volume=30 | issue=3 | pages=1137–1144 }}</ref> ...

...ansformation]] employed to simplify the analysis of [[Three-phase electric power|three-phase circuits]]. Conceptually it is similar to the [[dq0 transformat === Power invariant transformation === ...

...eld time are important, because they affect the strength of the joint. The quality of a joint made using implant resistance welding is determined using destru During the implant resistance welding process, [[Electric current|current]] is applied to a heating element implanted in the joint. T ...

...vity resonators]]. These structures can have very sharp resonances (high [[quality factor]]s) making them useful for [[electron spin resonance]] (ESR) experim ...LGR will be modified which will change the frequency <math>f_0</math> and quality factor <math>Q</math> of the resonance. Measurements of the changes in <mat ...

...Power devices to communicate using a wireless link. It is designed for low-power and lossy networks (LLNs) and aims at providing a reliable [[Media access c ...of the wireless medium unpredictability to enable the use of reliable low-power wireless networks. It is very good at saving the nodes' energy because each ...

...ve under a [[microwave]] field, and detecting the resulting changes in the electric field. TRMC systems cannot be purchased as a single unit, and are generally The sample to be studied is placed at a maximum of the electric field component of the standing wave. Because metals act as cavity walls,<r ...

...ilienfeld, Julius Edgar (1926-10-08) "Method and apparatus for controlling electric currents" {{US Patent|1745175A}}</ref> However, his early FET concept was n ...tzer studied the mechanism of thermally grown oxides and fabricated a high quality Si/[[Silicon dioxide|SiO₂]] stack in 1960.<ref>{{Cite journal |l ...

...used in the context of electrical engineering with [[Three-phase electric power|three-phase circuits]]. The transformation can be used to rotate the refere ...or; it isolates the common-mode component (i.e., the ''Z'' component). The power-invariant, right-handed, uniformly-scaled Clarke transformation matrix is ...

{{Short description|Coupling between the magnetic and the electric properties of a material}} ...Röntgen]] in 1888, who found that a dielectric material moving through an electric field would become magnetized.<ref name="Roentgen1888"/> A material where s ...

...ent) a light-emitting diode does the inverse, namely converting electrical power into [[electromagnetic radiation]]. A solar cell and a light emitting diode ...recombination however might vary over orders of magnitude depending on the quality of the material and the interfaces. Thus, the open-circuit voltage depends ...