How do you find a corrected volume?
In standard applications, computing the VCF or CTL requires the observed temperature of the product, and its API gravity at 60 °F. Once calculated, the corrected volume is the product of the VCF and the observed volume.
What is the corrected volume of a gas?
Correction for Volume: Thus the space available for free motion of gas molecules is less than the actual volume of the gas. Therefore, the corrected volume is taken as (V – b). The correction term ‘b’ is called co-volume and is equal to four times the actual volume occupied by the molecules.
Why do you have to use the corrected volume instead of the mass of water?
Around room temperature, the density is decreasing by about 0.00025 g/mL for every 1 degree temperature rise. Finally, you need to buoyancy-correct masses that come from the balance, since the density of water is different from the density of the weights used to calibrate the balances.
What is corrected volume flow?
There is a need for accurate natural gas measurement, and volume correction is the process of taking a gas meter’s uncorrected volume and converting it to corrected volume based upon the effects of temperature and pressure. This correction increases the accuracy of natural gas measurement.
What is a correction factor gas?
The gas correction factor (GCF) is used to indicate the ratio of flow rates of different gases for a given output voltage from a mass flow controller (MFC). When using the GCF, the accuracy of the flow reading may vary by +/-5%.
What is corrected volume change?
What are the advantages of calibration?
The purpose of calibration is to help assure precise measurements. The benefits of calibration include improving safety as well as saving money and increasing profitability by avoiding the costs of false acceptance and rejection of products, increasing production efficiency, and extending the life of equipment.
What is temperature correction?
Temperature corrections are used to normalize the heat consumption for space heating and the electricity consumption for space cooling. A temperature-correction is also used on the heat supply o low temperature heat distribution networks (e.g. district heating).
What is a corrector on a gas meter?
A gas volume corrector is a device used for calculating, summing and determining increments of gas volume. It is usually installed at sites where there are atmospheric differences e.g. a factory.
Is “volumn” a correct word?
volumn
What is volume correction factor?
– Power Capacitor – AC Reactor – Active Power Filter – Other
What is a gas volume corrector?
– Modbus (RTU, ASCII) – Modbus TCP – Instance-F – DSfG A and B – RMGBus – THEREOF – HART