Sentence examples for utility frequencies from inspiring English sources

Conversely, frequencies used for some railway electrification systems were much lower (e.g. 16.7 Hz and 25 Hz) than normal utility frequencies (50 60 Hz) for historical reasons concerned mainly with the limitations of early electric traction motors.

This is accomplished taking into account the voltage at the utility frequency, the flashovers occurrence in the line insulators, the location of surge arresters, and the shielding provided by nearby buildings.

A typical SMS curve is so designed such that the increase in phase of the inverter is quicker than that of load with a unity power factor around the utility frequency region.

Furthermore, a frequency adaptation loop is included in the PR controller, which provides a proper controller operation even with utility grid frequency deviations.

The paradigm system of the Duffing oscillator, which exhibits forced damped nonlinear oscillations, is used to demonstrate the utility of frequency and amplitude response for optimal parameter estimation.

The utility of frequency- and space-limited spherical harmonic Slepian basis functions for magnetic anomaly modeling over restricted spherical patches of the Earth was investigated using combined near-surface scalar and CHAMP satellite vector observations from Australia and adjacent marine areas.

Graphical Abstract The utility of frequency- and space-limited Slepian spherical harmonic basis functions up to degree 360 was studied for modeling near-surface scalar and CHAMP satellite magnetic anomalies of 1° (~111 km) and longer over a 25°-radius cap centered on Australia.

The reaction in Brady could signal a shift in the debate over smart meters, which collect detailed data on electricity use and transmit it to the utility using radio frequencies.

Therefore, the utility of translocation frequencies for retrospective dose reconstruction has been suggested to be limited to about 11 years following high-level protracted exposures.

Abbreviation: ANC, Absolute Neutrophil Count Open image in new window Fig. 4 Predicted utility with different frequency of transfusion (N = 30)a.

In this paper a Safety Performance Function (SPF) is developed to relate roadway and roadside variables to utility pole collision frequency.