12.5.1 Fluid

Topic Version1Published11/11/2016
For StandardWITSML v2.0
Type:ClassStereotype:«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.