Ad
related to: surrey velocity probes
Search results
Results From The WOW.Com Content Network
There are two common methods to obtaining sound velocity in water using the probe method. Firstly, the main three variables that affect sound velocity may be measured using a Conductivity, Temperature & Depth Probe (CTD Probe). This instrument can determine the salinity, temperature and pressure variables, and then calculate the sound
A particle velocity probe is a probe capable of measuring the acoustic particle velocity. Currently there are two commercially available particle velocity probes. The first one is produced by Microflown Technologies. The particle velocity transducer is called the Microflown. The second particle velocity transducer is manufactured by Weles ...
TESS first observed the planet in November 2018 and it was confirmed in March 2019. The young planet is larger than Neptune, but smaller than Saturn. The system is bright enough to follow up with radial velocity and transmission spectroscopy. [72] [73] ESA's CHEOPS mission will observe the transits of the young exoplanet DS Tuc Ab. A team of ...
Surrey Satellite Technology Ltd, or SSTL, is a company involved in the manufacture and operation of small satellites. A spin-off company of the University of Surrey , it is presently wholly owned by Airbus Defence and Space .
Acoustic Doppler velocimetry (ADV) is designed to record instantaneous velocity components at a single-point with a relatively high frequency. Measurements are performed by measuring the velocity of particles in a remote sampling volume based upon the Doppler shift effect. [1] [2]
The particle velocity is another quantity related to acoustic waves however, unlike sound pressure, particle velocity is a vector. By measuring particle velocity one obtains a source direction directly. Other more complicated methods using multiple sensors are also possible. Many of these methods use the time difference of arrival (TDOA) technique.
An increase in drag lowers a satellite's altitude and increases its orbital velocity. [26] The distance between spacecraft changes as a result of their relative velocities. This is an alternate way of managing the spacing between a constellation of satellites, as opposed to using traditional active propulsion, and is significantly lower cost.
The Venera probes provided direct data regarding Venus' surface and atmosphere while also providing important information on electronics lifetime under Venus' harsh conditions. Venera 4 was the first successful probe, and showed that CO 2 is the main component in Venus' atmosphere.