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What does VA stand for?

VA stands for Voltage Anemometer

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Abstract. A detailed procedure to use a constant-voltage anemometer (CVA) for the accurate measurement of turbulent flows is proposed. The procedure is based on the...
Hot-Wire Anemometer Flow Detector Review. The hot-wire anemometer, principally used in gas flow measurement; CVA (constant voltage anemometer) and CTA...
Sarma G R and Comte-Bellot G 2002 Automated constant voltage anemometer for measurements with fluid temperature drifts Rev. Sci. Instrum. 73 1313-7
that is capable of operation inside a vacuum chamber and flow speeds up to 50 m/s. Hot-wires operated with a constant-voltage anemometer (CVA)...
a constant voltage anemometer (CVA) by quickly changing the voltage over the wire to measure its cold resistance. However, this method can only be used in the CVA mode
Lead-resistance effects in a constant voltage anemometer
Hot-Wire constant voltage Anemometer. From: orwa_t; Prev by Date: Re: CD4060 oscillator, max resistor value; Next by Date: Re: remember this? nukes deflect asteroids;
An anemometer can measure the total velocity magnitude, the velocity magnitude on a horizontal plane; CVA (Constant-Voltage Anemometer) and CTA...
The measurement of a hot-wire operated with a constant voltage anemometer (CVA) in the NASA Langley Mach 6 quiet tunnel are analyzed...
Title: Calibration Methods for a Constant Voltage Anemometer-Operated Hot-Wire in a Hypersonic Flow: Authors: Reimann, Craig Aaron: Advisors: Dr. Hassan A. Hassan...
The electronic noise and the signal-to-noise ratio in a constant voltage anemometer (CVA) are analyzed in terms of the main constitutive elements of the circuit. It...
The transfer function for the constant voltage anemometer (CVA) circuit has been derived in terms of circuit and hot-wire parameters and the expressions for the...
Get this from a library! Calibration methods for a constant voltage anemometer-operated hot-wire in a hypersonic flow. [Craig Aaron Reimann] - Keywords: CVA, CTA...
Abstract. The static response of the constant-voltage anemometer (CVA) was investigated analytically for both subsonic and supersonic flow, and a corroborative...
The operational features of the Constant Voltage Anemometer (CVA) are shown to be well adapted for measurements in supersonic flows. The time constant of hot-wire...
The basic constant-voltage anemometer circuit (see Fig. 1) is similar to an inverting ampli®er circuit. http...
A method for compensating for the time constant (delay time) of hot-wire/hot-film in a constant voltage anemometer is provided. The method is a two-part...
2 Sarma, Garimella R., "Analysis of a Constant Voltage Anemometer Circuit," IEEE Instrumentation and Measurement Technology Conference, Irvine, California, May 1993.
and hot-wire devices can be further classified as CCA (constant current anemometer), CVA (constant voltage anemometer) and CTA (constant-temperature anemometer).
Abstract The static and dynamic response of the constant-voltage anemometer (CVA) have been investigated both analytically and experimentally. An experiment was...
Theory of Operation. The two types of anemometers primarily used are the constant current anemometer (CCA); is the constant voltage anemometer.
Software corrected hot wire thermal lag for the constant voltage anemometer featuring a constant bandwidth at the selected compensation setting
3.3 Constant voltage anemometer - overheat of hot-wire The hot-wire resistance is estimated from the measured ECVA and F^ values using the
is included in a constant voltage anemometer circuit; Demonstration of skin friction measurements featuring in-situ estimation of...
New sonic shockwave multi-element sensors mounted on a; utilizes a multi-element hot-film sensor array along with a constant-voltage anemometer and special...
Abstract. The dynamic response of the constant-voltage anemometer (CVA) system was investigated both analytically and experimentally and compared to that of the CTA.
their limitations, and describes a totally new approach to high-speed dynamic measurements using a constant voltage anemometer (CVA).
Analysis of a constant voltage anemometer circuit on ResearchGate, the professional network for scientists.
ABSTRACT The static response of the constant-voltage anemometer (CVA) was investigated analytically for both subsonic and supersonic flow, and a corroborative...