12.5.1 Fluid

Topic Version	1	Published	11/11/2016	Topic Change History
For Standard	WITSML v2.0
Type:	Class		Stereotype:	«XSDcomplexType»

Fluid component schema.

Table 12.5.1-1 Attributes
Name	Type	Notes
AlkalinityP1	VolumeMeasure	Mud alkalinity P1 from alternate alkalinity method (volume in ml of 0.02N acid to reach the phenolphthalein endpoint).
AlkalinityP2	VolumeMeasure	Mud alkalinity P2 from alternate alkalinity method (volume in ml of 0.02N acid to titrate, the reagent mixture to the phenolphthalein endpoint).
Asg	MassPerMassMeasure	Average specific gravity of solids.
AverageCuttingSize	LengthMeasure	Average size of the drill cuttings.
BaritePc	VolumePerVolumeMeasure	Barite content percent.
BrineDensity	MassPerVolumeMeasure	Density of water phase of NAF.
BrinePc	VolumePerVolumeMeasure	Percent brine content.
Calcium	MassPerVolumeMeasure	Calcium content.
CalciumChloride	MassPerVolumeMeasure	Calcium chloride content.
CalciumChloridePc	VolumePerVolumeMeasure	Calcium chloride percent.
Carbonate	MassPerVolumeMeasure	Carbonate content.
Chloride	MassPerVolumeMeasure	Chloride content.
Comments	String2000	Comments and remarks.
Company	String64	Name of company.
Density	MassPerVolumeMeasure	Fluid density.
DTim	TimeStamp	The time when fluid readings were recorded.
Ecd	MassPerVolumeMeasure	Equivalent circulating density where fluid reading was recorded.
ElectStab	ElectricPotentialDifferenceMeasure	Measurement of the emulsion stability and oil-wetting capability in oil-based muds.
Engineer	String64	Engineer name
ExtensionNameValue	ExtensionNameValue	Extensions to the schema based on a name-value construct.
FilterCakeHthp	LengthMeasure	High temperature high pressure (HTHP) filter cake thickness.
FilterCakeLtlp	LengthMeasure	Filter cake thickness at low (normal) temperature and pressure.
FiltrateHthp	VolumeMeasure	High temperature high pressure (HTHP) filtrate (volume per 30 min).
FiltrateLtlp	VolumeMeasure	API water loss (low temperature and pressure mud filtrate measurement) (volume per 30 min).
Gel10Min	PressureMeasure	Ten-minute gels.
Gel10Sec	PressureMeasure	Ten-second gels.
Gel30Min	PressureMeasure	Thirty-minute gels.
HardnessCa	MassPerMassMeasure	Total calcium hardness.
Iron	MassPerVolumeMeasure	Iron content.
KickToleranceIntensity	MassPerVolumeMeasure	Assumed kick density for calculation of kick tolerance where the fluid reading was recorded.
KickToleranceVolume	VolumeMeasure	Assumed kick volume for calculation of kick tolerance based on the kick intensity where the fluid reading was recorded.
Lcm	MassPerVolumeMeasure	Lost circulation material.
Lime	MassPerVolumeMeasure	Lime content.
LocationSample	String64	Sample location.
Magnesium	MassPerVolumeMeasure	Magnesium content.
Mbt	GenericMeasure	Cation exchange capacity (CEC) of the mud sample as measured by methylene blue titration (MBT). NOTE: This is temporarily set to be a GenericMeasure with no unit validation, pending addition of CEC units to the Energistics UoM spec.
Md	MeasuredDepthCoord	The measured depth where the fluid readings were recorded.
MetalRecovered	MassMeasure	Metal recovered from the wellbore.
Mf	VolumeMeasure	Methyl orange alkalinity of filtrate.
MudClass	MudClass	The class of the drilling fluid.
OilCtg	MassPerMassMeasure	Oil on cuttings.
OilCtgDry	MassPerVolumeMeasure	Oil on dried cuttings.
OilGrease	MassPerVolumeMeasure	Oil and grease content.
OilPc	VolumePerVolumeMeasure	Percent oil content from retort.
Ph	double	Mud pH.
Pm	VolumeMeasure	Phenolphthalein alkalinity of whole mud.
PmFiltrate	VolumeMeasure	Phenolphthalein alkalinity of mud filtrate.
Polymer	VolumePerVolumeMeasure	Polymers present in the mud system.
PolyType	String64	Type of polymers present in the mud system.
Potassium	MassPerVolumeMeasure	Potassium content.
PresBopRating	PressureMeasure	Maximum pressure rating of the blow out preventer.
PresHthp	PressureMeasure	High temperature high pressure (HTHP) pressure.
Pv	DynamicViscosityMeasure	Plastic viscosity.
Salt	MassPerVolumeMeasure	Salt content.
SaltPc	VolumePerVolumeMeasure	Salt percent.
SandPc	VolumePerVolumeMeasure	Sand content percent.
SodiumChloride	MassPerVolumeMeasure	Sodium chloride content.
SodiumChloridePc	VolumePerVolumeMeasure	Sodium chloride percent.
SolCorPc	VolumePerVolumeMeasure	Solids corrected for chloride content percent.
SolidsCalcPc	VolumePerVolumeMeasure	Percent calculated solids content.
SolidsHiGrav	MassPerVolumeMeasure	Solids high gravity content.
SolidsHiGravPc	VolumePerVolumeMeasure	Solids high gravity percent.
SolidsLowGrav	MassPerVolumeMeasure	Solids low gravity content.
SolidsLowGravPc	VolumePerVolumeMeasure	Low gravity solids percent.
SolidsPc	VolumePerVolumeMeasure	Solids percentage from retort.
Sulfide	MassPerVolumeMeasure	Sulfide content.
Tct	ThermodynamicTemperatureMeasure	True crystallization temperature.
TempFlowLine	ThermodynamicTemperatureMeasure	Flow line temperature measurement where the fluid reading was recorded.
TempHthp	ThermodynamicTemperatureMeasure	High temperature high pressure (HTHP) temperature.
TempPh	ThermodynamicTemperatureMeasure	Mud pH measurement temperature.
TempVis	ThermodynamicTemperatureMeasure	Funnel viscosity temperature.
Turbidity	double	Turbidity units to measure the cloudiness or haziness of a fluid.
Tvd	WellVerticalDepthCoord	The true vertical depth where the fluid readings were recorded.
Type	String64	Description for the type of fluid.
uid	String64	Unique identifier for this instance of Fluid.
VisFunnel	TimeMeasure	Funnel viscosity in seconds.
WaterPc	VolumePerVolumeMeasure	Water content percent.
WaterPhaseSalinity	MassPerVolumeMeasure	A factor showing the activity level of salt in oil-based mud.
WholeMudCalcium	MassPerVolumeMeasure	Calcium content in the whole mud sample, including oil and water phases.
WholeMudChloride	MassPerVolumeMeasure	Chloride content in the whole mud sample, including oil and water phases.
Yp	PressureMeasure	Yield point (Bingham and Herschel Bulkley models).
ZincOxide	MassPerVolumeMeasure	Zinc oxide content.

Table 12.5.1-2 Associations
Association	Notes
From: Fluid.Rheometer 0..*To: Rheometer Association
From: FluidsReport.Fluid 0..*To: Fluid Association	A Fluid record.
From: DrillReport.Fluid 0..*To: Fluid Association	One fluid record.
From: OpsReport.Fluid 0..*To: Fluid Association	One fluid record.