The Flow waveform for the human respiratory system in lung ventilators, is the shape of air flow that is blown into the patient's airways. Computer technology...
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Electric current (redirect from Ion flow)
and residences. The usual waveform of an AC power circuit is a sine wave, though certain applications use alternative waveforms, such as triangular or square...
36 KB (4,349 words) - 13:25, 13 July 2025
Power inverter (section Output waveform)
and again zero. The resultant voltage waveform better approximates the shape of a sinusoidal voltage waveform than a single square wave. Most inexpensive...
49 KB (6,512 words) - 08:08, 8 June 2025
Doppler ultrasonography (redirect from Color flow Doppler)
the liver (hepatofugal flow) instead of the normal flow towards liver (hepatopetal flow). In jugular venous pressure waveform of the internal jugular...
20 KB (2,164 words) - 21:03, 19 July 2025
Flow measurement is the quantification of bulk fluid movement. Flow can be measured using devices called flowmeters in various ways. The common types...
50 KB (7,063 words) - 11:14, 3 June 2025
no transient changes in power flow or voltage due to load or generation changes, meaning all current and voltage waveforms are sinusoidal with no DC offset...
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patient's airway resistance and lung compliance. The pressure waveform is square, and the flow waveform is decelerating. This mode is a form of continuous mandatory...
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Rothenberg, A new inverse-filtering technique for deriving the glottal air flow waveform during voicing, J. Acoust. Soc. Amer., Vol. 53, #6, 1632 - 1645...
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Electromagnetic pulse (section Pulse waveforms)
but these are side effects of the current flow through the air and are not part of the EMP itself. The waveform of a pulse describes how its instantaneous...
31 KB (3,715 words) - 21:23, 1 June 2025
direction of energy flow. Its SI unit is the watt. The portion of instantaneous power that, averaged over a complete cycle of the AC waveform, results in net...
27 KB (4,388 words) - 08:04, 17 March 2025
Alternating current (redirect from AC waveform)
direct, respectively, as when they modify current or voltage. The usual waveform of alternating current in most electric power circuits is a sine wave,...
48 KB (5,990 words) - 19:30, 22 June 2025
compare two different waveforms on the same axis. For example, voltage and current. We have assumed in the waveform above that the waveform starts at time t...
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used in medicine to account for the shape of the arterial blood pressure waveform in terms of the interaction between the stroke volume and the compliance...
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Blast wave (redirect from Friedlander waveform)
increased pressure and flow resulting from the deposition of a large amount of energy in a small, very localised volume. The flow field can be approximated...
19 KB (2,463 words) - 14:47, 19 June 2025
Power factor (section Periodic waveforms)
instead of the waveform period. In a linear circuit, consisting of combinations of resistors, inductors, and capacitors, current flow has a sinusoidal...
44 KB (5,808 words) - 15:09, 6 June 2025
by near-infrared digital holography can reveal characteristic blood flow waveforms in the central artery and vein of the retina in patients with vascular...
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Hemodynamics (redirect from Blood flow)
Fink, José-Alain Sahel, and Michael Atlan. "Waveform analysis of human retinal and choroidal blood flow with laser Doppler holography." Biomedical Optics...
48 KB (6,469 words) - 16:30, 19 July 2025
Harmonic distortion, defined as a departure from the ideal sinusoidal waveform expected on the line Some manufacturers of UPS units categorize their products...
50 KB (6,179 words) - 01:30, 24 May 2025
Pulsus bisferiens, also known as biphasic pulse, is an aortic waveform with two peaks per cardiac cycle, a small one followed by a strong and broad one...
3 KB (335 words) - 02:46, 5 November 2023
current does not flow during any part of the input waveform, where a suffix 2 indicates grid current flows for part of the input waveform. This distinction...
34 KB (5,003 words) - 02:16, 28 April 2025
train can be smoothed and average analog waveform recovered. Power flow into the load can be continuous. Power flow from the supply is not constant and will...
29 KB (4,017 words) - 20:51, 8 June 2025
and other circulatory conditions. Additionally, the shape of the PPG waveform differs from subject to subject, and varies with the location and manner...
19 KB (2,131 words) - 12:34, 8 August 2024
ventilation. The operator sets all the parameters of the volume and flow waveforms so the targeting scheme is set-point. Thus, the mode is classified as...
35 KB (4,024 words) - 17:52, 3 June 2025
determining the real mean airway pressure. In ventilation with a square flow waveform this equation can be used: P ¯ a w = 0.5 × ( P I P − P E E P ) × ( T...
6 KB (943 words) - 21:13, 24 December 2024
Electric power quality (section Waveform)
Electric power quality is the degree to which the voltage, frequency, and waveform of a power supply system conform to established specifications. Good power...
19 KB (2,430 words) - 06:13, 15 July 2025
Diode bridge (section Current flow)
terminals. Its function is to convert the negative voltage portions of the AC waveform to positive voltage, after which a low-pass filter can be used to smooth...
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pressure waveform opened up the perspective of beat-to-beat computation of integrated haemodynamics, based on two notions: pressure and flow are inter-related...
76 KB (9,417 words) - 13:58, 28 May 2025
Black SM, Englert JA, et al. (January 2021). "A Novel Negative Pressure-Flow Waveform to Ventilate Lungs for Normothermic Ex Vivo Lung Perfusion". ASAIO Journal...
33 KB (3,860 words) - 12:02, 23 June 2025
improve the power factor by forcing the switches to follow the input voltage waveform using a PLL loop. Thus, we can reduce the total harmonic distortion (THD)...
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to the average value of the waveform. The meter can be calibrated to display the root mean square value of the waveform, assuming a fixed relation between...
9 KB (1,268 words) - 22:42, 29 May 2025