Attribute |
Public hydrogen
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
H2 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public methane
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
CH4 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public ethane
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
C2H6 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public ethylene
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
C2H4 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public acetylene
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
C2H2 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public carbonMonoxide
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
CO concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public propane
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
C3H8 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public propene
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
C3H6 concentration (in ppm, specifically in microlitre/litre). <br/>
|
|
Public carbonDioxide
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
CO2 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public oxygen
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
O2 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public nitrogen
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
N2 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public totalDissolvedGasPercent
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
Total dissolved gas in oil (in percent by volume). Derived from the total area of all the gas peaks in the chromatogram.<br/>
|
|
Public totalCombustibleGasPercent
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
Total Combustible Gas (TCG) measured in headspace (in percent by volume).<br/>
|
|
Public butane
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
C4H10 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public carbon
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
C? concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public carbon3
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
C3 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public carbon4
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
C4 concentration (in ppm, specifically in microlitre/litre).<br/>
|
|
Public isobutane
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
isoC4 (C4H10) concentration (in ppm, specifically in microlitre/litre). Isobutane is also known as methylpropane.<br/>
|
|
Public equivalentTCGPercent
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
Equivalent Total Combustible Gas (ETCG) percent.<br/>An estimate, calculated from the dissolved-gas concentrations and the oil sample temperature, of what the TCG would be in a gas space in equilibrium with the oil. ETCG reflects what the TCG would be in air spaces near the oil.<br/>
|
|
Public totalHeatGas
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
Sum of concentrations of methane, ethane, and ethylene (in ppm, specifically in microlitre/litre). Used in some diagnostic gas ratios, especially THG/acetylene, which compares “heat gas” to “arcing gas.”<br/>
|
|
Public totalDissolvedCombustibleGas
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
Total dissolved combustible gas concentration (in ppm, specifically in microlitre/litre). Calculated by adding the ppm of combustible gasses: hydrogen (H2), methane (CH4), ethane (C2H6), ethylene (C2H4), acetylene (C2H2), and carbon monoxide (CO).<br/>
|
|
Public totalPartialPressure
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
Total partial pressure (in Pa).<br/>Calculated value reflecting total of partial pressures of all combustible gasses.<br/>
|
|
Public estimatedSafeHandlingLimit
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
Estimated Safe Handling Limit (ESHL) (in percent). Estimated safe handling limit is an estimate of the lower flammability limit (LFL) of the combustible gas mixture which the dissolved gas in the oil would give off by the oil if exposed to air. <br/>Expressed in percent like the equivalent total combustible gas percent, it is calculated from the dissolved-gas concentrations, the oil sample temperature, and the lower flammability limits of the individual combustible gases. <br/>
|
|
Public hydran
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
Measured composite of dissolved fault gas concentrations (in ppm, specifically in microlitre/litre). Relative sensitivity<br/>- H2: 100 % of concentration<br/>- CO: 15 ± 4 % of concentration<br/>- C2H2: 8 ± 2 % of concentration<br/>- C2H4: 1.5 ± 0.5 % of concentration.<br/>
|
|
Public hydranPredicted
|
Details:
Alias: |
|
Initial: |
|
Stereotype: |
<<enum>> |
Ordered: |
|
Range: |
|
Transient: |
False |
Derived: |
False |
IsID: |
False |
Notes:
|
Predicted hydran value (in ppm, specifically in microlitre/litre), calculated based on individual measured dissolved gas concentrations.<br/>- H2: 100 % of concentration<br/>- CO: 15 ± 4 % of concentration<br/>- C2H2: 8 ± 2 % of concentration<br/>- C2H4: 1.5 ± 0.5 % of concentration<br/>
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