Units define measurements for float properties in the NEAT physical data model. Specify units in theDocumentation Index
Fetch the complete documentation index at: https://docs.cognite.com/llms.txt
Use this file to discover all available pages before exploring further.
Value Type column of the Properties sheet.
Available units
The following sections list units by category. For the complete, up-to-date list, see the units catalog. Last updated 2024-12-06.API gravity
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| api_gravity:degree_api | DEGREE_API | Degree API | °API | https://qudt.org/vocab/unit/DEGREE_API |
| api_gravity:kilo_degree_api | KILO_DEGREE_API | Kilo Degree API | k °API |
Acceleration
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| acceleration:ft-per-sec2 | FT-PER-SEC2 | Foot per Square Second | ft/s² | https://qudt.org/vocab/unit/FT-PER-SEC2 |
| acceleration:in-per-sec2 | IN-PER-SEC2 | Inch per Square second | in/s² | https://qudt.org/vocab/unit/IN-PER-SEC2 |
| acceleration:m-per-sec2 | M-PER-SEC2 | Meter per Square Second | m/s² | https://qudt.org/vocab/unit/M-PER-SEC2 |
Amount of substance
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| amount_of_substance:centimol | CentiMOL | CentiMole | cmol | https://qudt.org/vocab/unit/CentiMOL |
| amount_of_substance:kilomol | KiloMOL | Kilomole | kmol | https://qudt.org/vocab/unit/KiloMOL |
| amount_of_substance:micromol | MicroMOL | Micromole | μmol | https://qudt.org/vocab/unit/MicroMOL |
| amount_of_substance:millimol | MilliMOL | Millimole | mmol | https://qudt.org/vocab/unit/MilliMOL |
| amount_of_substance:mol | MOL | mole | mol | https://qudt.org/vocab/unit/MOL |
Amount of substance per unit volume
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| amount_of_substance_per_unit_volume:centimol-per-l | CentiMOL-PER-L | Centimole per litre | cmol/L | https://qudt.org/vocab/unit/CentiMOL-PER-L |
| amount_of_substance_per_unit_volume:kilomol-per-m3 | KiloMOL-PER-M3 | Kilomole Per Cubic Meter | kmol/m³ | https://qudt.org/vocab/unit/KiloMOL-PER-M3 |
| amount_of_substance_per_unit_volume:micromol-per-l | MicroMOL-PER-L | Micromoles per litre | µmol/L | https://qudt.org/vocab/unit/MicroMOL-PER-L |
| amount_of_substance_per_unit_volume:millimol-per-l | MilliMOL-PER-L | millimoles per litre | mmol/L | https://qudt.org/vocab/unit/MilliMOL-PER-L |
| amount_of_substance_per_unit_volume:millimol-per-m3 | MilliMOL-PER-M3 | Millimoles per cubic metre | mmol/m³ | https://qudt.org/vocab/unit/MilliMOL-PER-M3 |
| amount_of_substance_per_unit_volume:mol-per-decim3 | MOL-PER-DeciM3 | Mole Per Cubic Decimeter | mol/dm³ | https://qudt.org/vocab/unit/MOL-PER-DeciM3 |
| amount_of_substance_per_unit_volume:mol-per-l | MOL-PER-L | Mole Per Liter | mol/L | https://qudt.org/vocab/unit/MOL-PER-L |
| amount_of_substance_per_unit_volume:mol-per-m3 | MOL-PER-M3 | Mole per Cubic Meter | mol/m³ | https://qudt.org/vocab/unit/MOL-PER-M3 |
Angle
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| angle:deg | DEG | Degree | ° | https://qudt.org/vocab/unit/DEG |
| angle:grad | GRAD | Grad | grad | https://qudt.org/vocab/unit/GRAD |
| angle:microrad | MicroRAD | microradian | µrad | https://qudt.org/vocab/unit/MicroRAD |
| angle:millirad | MilliRAD | milliradian | mrad | https://qudt.org/vocab/unit/MilliRAD |
| angle:rad | RAD | radian | rad | https://qudt.org/vocab/unit/RAD |
| angle:rev | REV | Revolution | rev | https://qudt.org/vocab/unit/REV |
Angle per length
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| angle_per_length:deg-per-m | DEG-PER-M | Degrees Per Meter | deg/m | https://qudt.org/vocab/unit/DEG-PER-M |
| angle_per_length:rad-per-ft | RAD-PER-FT | Radians Per Foot | rad/ft | https://www.energistics.org/energistics-unit-of-measure-standard |
| angle_per_length:rad-per-m | RAD-PER-M | Radians Per Meter | rad/m | https://qudt.org/vocab/unit/RAD-PER-M |
Angular acceleration
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| angular_acceleration:rev-per-sec2 | REV-PER-SEC2 | Revolution per Square Second | rev/s² | https://qudt.org/vocab/unit/REV-PER-SEC2 |
Angular velocity
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| angular_velocity:rev-per-hr | REV-PER-HR | Revolution per Hour | rev/h | https://qudt.org/vocab/unit/REV-PER-HR |
| angular_velocity:rev-per-min | REV-PER-MIN | Revolution per Minute | rev/min | https://qudt.org/vocab/unit/REV-PER-MIN |
| angular_velocity:rev-per-sec | REV-PER-SEC | Revolution per Second | rev/s | https://qudt.org/vocab/unit/REV-PER-SEC |
Area
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| area:centim2 | CentiM2 | Square Centimeter | cm² | https://qudt.org/vocab/unit/CentiM2 |
| area:decim2 | DeciM2 | Square Decimeter | dm² | https://qudt.org/vocab/unit/DeciM2 |
| area:ft2 | FT2 | Square Foot | ft² | https://qudt.org/vocab/unit/FT2 |
| area:in2 | IN2 | Square Inch | in² | https://qudt.org/vocab/unit/IN2 |
| area:m2 | M2 | Square Meter | m² | https://qudt.org/vocab/unit/M2 |
| area:millim2 | MilliM2 | Square Millimeter | mm² | https://qudt.org/vocab/unit/MilliM2 |
| area:yd2 | YD2 | Square Yard | yd² | https://qudt.org/vocab/unit/YD2 |
Attenuation
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| attenuation:b | B | Bel | B | https://qudt.org/vocab/unit/B |
| attenuation:decib | DeciB | Decibel | dB | https://qudt.org/vocab/unit/DeciB |
Capacitance
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| capacitance:farad | FARAD | farad | F | https://qudt.org/vocab/unit/FARAD |
| capacitance:microfarad | MicroFARAD | microfarad | µF | https://qudt.org/vocab/unit/MicroFARAD |
| capacitance:millifarad | MilliFARAD | Millifarad | mF | https://qudt.org/vocab/unit/MilliFARAD |
Density
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| density:gm-per-m3 | GM-PER-M3 | Gram Per Cubic Meter | g/m³ | https://qudt.org/vocab/unit/GM-PER-M3 |
| density:kilogm-per-m3 | KiloGM-PER-M3 | kilogram per cubic meter | kg/m³ | https://qudt.org/vocab/unit/KiloGM-PER-M3 |
| density:lb-per-ft3 | LB-PER-FT3 | Pound per Cubic Foot | lb/ft³ | https://qudt.org/vocab/unit/LB-PER-FT3 |
| density:lb-per-gal | LB-PER-GAL | Pound per Gallon | lb/gal | https://qudt.org/vocab/unit/LB-PER-GAL |
| density:lb-per-in3 | LB-PER-IN3 | Pound per Cubic Inch | lb/in³ | https://qudt.org/vocab/unit/LB-PER-IN3 |
| density:lb-per-yd3 | LB-PER-YD3 | Pound per Cubic Yard | lb/yd³ | https://qudt.org/vocab/unit/LB-PER-YD3 |
| density:milligm-per-m3 | MilliGM-PER-M3 | Milligram Per Cubic Meter | mg/m³ | https://qudt.org/vocab/unit/MilliGM-PER-M3 |
| density:oz-per-gal | OZ-PER-GAL | Imperial Mass Ounce per Gallon | oz/gal | https://qudt.org/vocab/unit/OZ-PER-GAL |
| density:oz-per-in3 | OZ-PER-IN3 | Imperial Mass Ounce per Cubic Inch | oz/in³ | https://qudt.org/vocab/unit/OZ-PER-IN3 |
Dimensionless
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| dimensionless:num | NUM | Number | # | https://qudt.org/vocab/unit/NUM |
| dimensionless:unitless | UNITLESS | Unitless | https://qudt.org/vocab/unit/UNITLESS |
Dimensionless ratio
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| dimensionless_ratio:fraction | FRACTION | Fraction | https://qudt.org/vocab/unit/FRACTION | |
| dimensionless_ratio:percent | PERCENT | Percent | % | https://qudt.org/vocab/unit/PERCENT |
| dimensionless_ratio:ppb | PPB | Parts per billion | PPB | https://qudt.org/vocab/unit/PPB |
| dimensionless_ratio:ppm | PPM | Parts per million | PPM | https://qudt.org/vocab/unit/PPM |
| dimensionless_ratio:ppth | PPTH | Parts per thousand | PPTH | https://qudt.org/vocab/unit/PPTH |
| dimensionless_ratio:unitless | UNITLESS | Unitless | https://qudt.org/vocab/unit/UNITLESS |
Dynamic viscosity
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| dynamic_viscosity:centipoise | CentiPOISE | Centipoise | cP | https://qudt.org/vocab/unit/CentiPOISE |
| dynamic_viscosity:lb-per-ft-hr | LB-PER-FT-HR | Pound per Foot Hour | lb/(ft⋅h) | https://qudt.org/vocab/unit/LB-PER-FT-HR |
| dynamic_viscosity:lb-per-ft-sec | LB-PER-FT-SEC | Pound per Foot Second | lb/(ft⋅s) | https://qudt.org/vocab/unit/LB-PER-FT-SEC |
| dynamic_viscosity:millipa-sec | MilliPA-SEC | Millipascal Second | mPa⋅s | https://qudt.org/vocab/unit/MilliPA-SEC |
| dynamic_viscosity:pa-sec | PA-SEC | pascal second | Pa⋅s | https://qudt.org/vocab/unit/PA-SEC |
| dynamic_viscosity:poise | POISE | Poise | P | https://qudt.org/vocab/unit/POISE |
Electric current
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| electric_current:a | A | ampere | A | https://qudt.org/vocab/unit/A |
| electric_current:kiloa | KiloA | kiloampere | kA | https://qudt.org/vocab/unit/KiloA |
| electric_current:megaa | MegaA | Megaampere | MA | https://qudt.org/vocab/unit/MegaA |
| electric_current:millia | MilliA | MilliAmpere | mA | https://qudt.org/vocab/unit/MilliA |
Electric potential
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| electric_potential:kilov | KiloV | Kilovolt | kV | https://qudt.org/vocab/unit/KiloV |
| electric_potential:megav | MegaV | Megavolt | MV | https://qudt.org/vocab/unit/MegaV |
| electric_potential:microv | MicroV | Microvolt | µV | https://qudt.org/vocab/unit/MicroV |
| electric_potential:milliv | MilliV | Millivolt | mV | https://qudt.org/vocab/unit/MilliV |
| electric_potential:v | V | volt | V | https://qudt.org/vocab/unit/V |
Energy
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| energy:boe | BOE | Barrel of Oil Equivalent | boe | |
| energy:btu_it | BTU_IT | British Thermal Unit (International Definition) | Btu | https://qudt.org/vocab/unit/BTU_IT |
| energy:btu_th | BTU_TH | British Thermal Unit (Thermochemical Definition) | Btu | https://qudt.org/vocab/unit/BTU_TH |
| energy:cal_it | CAL_IT | International Table calorie | cal | https://qudt.org/vocab/unit/CAL_IT |
| energy:cal_th | CAL_TH | Thermochemical Calorie | cal | https://qudt.org/vocab/unit/CAL_TH |
| energy:ft-lb_f | FT-LB_F | Foot Pound Force | ft⋅lbf | https://qudt.org/vocab/unit/FT-LB_F |
| energy:gigaj | GigaJ | Gigajoule | GJ | https://qudt.org/vocab/unit/GigaJ |
| energy:gigaw-hr | GigaW-HR | Gigawatt Hour | GW⋅h | https://qudt.org/vocab/unit/GigaW-HR |
| energy:j | J | joule | J | https://qudt.org/vocab/unit/J |
| energy:kilobtu_it | KiloBTU_IT | Kilo British Thermal Unit (International Definition) | kBtu | https://qudt.org/vocab/unit/KiloBTU_IT |
| energy:kilobtu_th | KiloBTU_TH | Kilo British Thermal Unit (Thermochemical Definition) | kBtu | https://qudt.org/vocab/unit/KiloBTU_TH |
| energy:kilocal | KiloCAL | Kilocalorie | kcal | https://qudt.org/vocab/unit/KiloCAL |
| energy:kiloj | KiloJ | Kilojoule | kJ | https://qudt.org/vocab/unit/KiloJ |
| energy:kilov-a-hr | KiloV-A-HR | Kilovolt Ampere Hour | kV⋅A/h | https://qudt.org/vocab/unit/KiloV-A-HR |
| energy:kilow-hr | KiloW-HR | Kilowatthour | kW⋅h | https://qudt.org/vocab/unit/KiloW-HR |
| energy:megaj | MegaJ | Megajoule | MJ | https://qudt.org/vocab/unit/MegaJ |
| energy:megatoe | MegaTOE | Megaton of Oil Equivalent | megatoe | https://qudt.org/vocab/unit/MegaTOE |
| energy:megav-a-hr | MegaV-A-HR | Megavolt Ampere Hour | MV⋅A⋅h | https://qudt.org/vocab/unit/MegaV-A-HR |
| energy:megaw-hr | MegaW-HR | Megawatt Hour | MW⋅h | https://qudt.org/vocab/unit/MegaW-HR |
| energy:microj | MicroJ | Micro Joule | µJ | https://qudt.org/vocab/unit/MicroJ |
| energy:millij | MilliJ | Millijoule | mJ | https://qudt.org/vocab/unit/MilliJ |
| energy:teraj | TeraJ | Terajoule | TJ | https://qudt.org/vocab/unit/TeraJ |
| energy:teraw-hr | TeraW-HR | Terawatt Hour | TW⋅h | https://qudt.org/vocab/unit/TeraW-HR |
| energy:toe | TOE | Ton of Oil Equivalent | toe | https://qudt.org/vocab/unit/TOE |
| energy:v-a-hr | V-A-HR | Volt Ampere Hour | V⋅A⋅h | https://qudt.org/vocab/unit/V-A-HR |
| energy:w-hr | W-HR | Watthour | W⋅h | https://qudt.org/vocab/unit/W-HR |
| energy:w-sec | W-SEC | Watt Second | W⋅s | https://qudt.org/vocab/unit/W-SEC |
Energy density
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| energy_density:btu_it-per-ft3 | BTU_IT-PER-FT3 | British Thermal Unit (IT) Per Cubic Foot | Btu/ft³ | https://qudt.org/vocab/unit/BTU_IT-PER-FT3 |
| energy_density:btu_th-per-ft3 | BTU_TH-PER-FT3 | British Thermal Unit (TH) Per Cubic Foot | Btu/ft³ | https://qudt.org/vocab/unit/BTU_TH-PER-FT3 |
| energy_density:j-per-m3 | J-PER-M3 | Joule per Cubic Meter | J/m³ | https://qudt.org/vocab/unit/J-PER-M3 |
| energy_density:megaj-per-m3 | MegaJ-PER-M3 | Megajoule Per Cubic Meter | MJ/m³ | https://qudt.org/vocab/unit/MegaJ-PER-M3 |
| energy_density:w-hr-per-m3 | W-HR-PER-M3 | Watthour per Cubic meter | W⋅h/m³ | https://qudt.org/vocab/unit/W-HR-PER-M3 |
Energy per area
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| energy_per_area:gigaj-per-m2 | GigaJ-PER-M2 | Gigajoule per Square Meter | GJ/m² | https://qudt.org/vocab/unit/GigaJ-PER-M2 |
| energy_per_area:j-per-m2 | J-PER-M2 | Joule per Square Meter | J/m² | https://qudt.org/vocab/unit/J-PER-M2 |
| energy_per_area:megaj-per-m2 | MegaJ-PER-M2 | Megajoule Per Square Meter | MJ/m² | https://qudt.org/vocab/unit/MegaJ-PER-M2 |
Force
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| force:centin | CentiN | CentiNewton | cN | https://qudt.org/vocab/unit/CentiN |
| force:kilolb_f | KiloLB_F | KiloPound Force | klbf | https://qudt.org/vocab/unit/KiloLB_F |
| force:kilon | KiloN | Kilonewton | kN | https://qudt.org/vocab/unit/KiloN |
| force:lb_f | LB_F | Pound Force | lbf | https://qudt.org/vocab/unit/LB_F |
| force:megalb_f | MegaLB_F | Mega Pound Force | Mlbf | https://qudt.org/vocab/unit/MegaLB_F |
| force:n | N | newton | N | https://qudt.org/vocab/unit/N |
| force:oz_f | OZ_F | Imperial Ounce Force | ozf | https://qudt.org/vocab/unit/OZ_F |
Frequency
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| frequency:hectohz | HectoHZ | Hectohertz | hHz | |
| frequency:hz | HZ | hertz | Hz | https://qudt.org/vocab/unit/HZ |
| frequency:kilohz | KiloHZ | Kilohertz | kHz | https://qudt.org/vocab/unit/KiloHZ |
| frequency:num-per-hr | NUM-PER-HR | Number per hour | #/h | https://qudt.org/vocab/unit/NUM-PER-HR |
| frequency:num-per-sec | NUM-PER-SEC | Counts per second | #/s | https://qudt.org/vocab/unit/NUM-PER-SEC |
| frequency:num-per-yr | NUM-PER-YR | Number per Year | #/yr | https://qudt.org/vocab/unit/NUM-PER-YR |
| frequency:per-min | PER-MIN | Reciprocal Minute | /min | https://qudt.org/vocab/unit/PER-MIN |
Inductance
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| inductance:h | H | henry | H | https://qudt.org/vocab/unit/H |
| inductance:microh | MicroH | Microhenry | µH | https://qudt.org/vocab/unit/MicroH |
Inverse length
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| inverse_length:per-m | PER-M | Reciprocal Meter | /m | https://qudt.org/vocab/unit/PER-M |
Kinematic viscosity
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| kinematic_viscosity:centist | CentiST | Centistokes | cSt | https://qudt.org/vocab/unit/CentiST |
| kinematic_viscosity:st | ST | Stokes | St | https://qudt.org/vocab/unit/ST |
Length
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| length:centim | CentiM | Centimeter | cm | https://qudt.org/vocab/unit/CentiM |
| length:decim | DeciM | Decimeter | dm | https://qudt.org/vocab/unit/DeciM |
| length:ft | FT | Foot | ft | https://qudt.org/vocab/unit/FT |
| length:in | IN | Inch | in | https://qudt.org/vocab/unit/IN |
| length:kilom | KiloM | Kilometer | km | https://qudt.org/vocab/unit/KiloM |
| length:m | M | Meter | m | https://qudt.org/vocab/unit/M |
| length:mi | MI | International Mile | mi | https://qudt.org/vocab/unit/MI |
| length:microm | MicroM | Micrometer | µm | https://qudt.org/vocab/unit/MicroM |
| length:milliin | MilliIN | Milli-inch | mil | https://qudt.org/vocab/unit/MilliIN |
| length:millim | MilliM | Millimeter | mm | https://qudt.org/vocab/unit/MilliM |
| length:yd | YD | Yard | yd | https://qudt.org/vocab/unit/YD |
Linear density
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| linear_density:kilogm-per-m | KiloGM-PER-M | Kilogram per Meter | kg/m | https://qudt.org/vocab/unit/KiloGM-PER-M |
Mass
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| mass:centigm | CentiGM | Centigram | cg | https://qudt.org/vocab/unit/CentiGM |
| mass:gm | GM | Gram | g | https://qudt.org/vocab/unit/GM |
| mass:kilogm | KiloGM | kilogram | kg | https://qudt.org/vocab/unit/KiloGM |
| mass:kilotonne | KiloTONNE | KiloTonne | kt | https://qudt.org/vocab/unit/KiloTONNE |
| mass:lb | LB | Pound Mass | lbm | https://qudt.org/vocab/unit/LB |
| mass:milligm | MilliGM | Milligram | mg | https://qudt.org/vocab/unit/MilliGM |
| mass:oz | OZ | Ounce Mass | oz | https://qudt.org/vocab/unit/OZ |
| mass:tonne | TONNE | Tonne | t | https://qudt.org/vocab/unit/TONNE |
Mass concentration
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| mass_concentration:kilogm-per-m3 | KiloGM-PER-M3 | kilogram per cubic meter | kg/m³ | https://qudt.org/vocab/unit/KiloGM-PER-M3 |
| mass_concentration:milligm-per-millil | MilliGM-PER-MilliL | Milligram Per Milliliter | mg/mL | https://qudt.org/vocab/unit/MilliGM-PER-MilliL |
Mass flow rate
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| mass_flow_rate:gm-per-min | GM-PER-MIN | Gram Per Minute | g/min | https://qudt.org/vocab/unit/GM-PER-MIN |
| mass_flow_rate:gm-per-sec | GM-PER-SEC | Gram Per Second | g/s | https://qudt.org/vocab/unit/GM-PER-SEC |
| mass_flow_rate:kilogm-per-day | KiloGM-PER-DAY | Kilogram Per Day | kg/day | https://qudt.org/vocab/unit/KiloGM-PER-DAY |
| mass_flow_rate:kilogm-per-hr | KiloGM-PER-HR | Kilogram per Hour | kg/h | https://qudt.org/vocab/unit/KiloGM-PER-HR |
| mass_flow_rate:kilogm-per-min | KiloGM-PER-MIN | Kilogram Per Minute | kg/min | https://qudt.org/vocab/unit/KiloGM-PER-MIN |
| mass_flow_rate:kilogm-per-sec | KiloGM-PER-SEC | Kilogram per Second | kg/s | https://qudt.org/vocab/unit/KiloGM-PER-SEC |
| mass_flow_rate:lb-per-hr | LB-PER-HR | Pound per Hour | lb/h | https://qudt.org/vocab/unit/LB-PER-HR |
| mass_flow_rate:lb-per-min | LB-PER-MIN | Pound per Minute | lb/min | https://qudt.org/vocab/unit/LB-PER-MIN |
| mass_flow_rate:lb-per-sec | LB-PER-SEC | Pound (avoirdupois) Per Second | lb/s | https://qudt.org/vocab/unit/LB-PER-SEC |
| mass_flow_rate:milligm-per-sec | MilliGM-PER-SEC | Milligram Per Second | mg/s | https://qudt.org/vocab/unit/MilliGM-PER-SEC |
| mass_flow_rate:tonne-per-day | TONNE-PER-DAY | Tonne Per Day | t/day | https://qudt.org/vocab/unit/TONNE-PER-DAY |
| mass_flow_rate:tonne-per-hr | TONNE-PER-HR | Tonne Per Hour | t/h | https://qudt.org/vocab/unit/TONNE-PER-HR |
| mass_flow_rate:tonne-per-min | TONNE-PER-MIN | Tonne Per Minute | t/min | https://qudt.org/vocab/unit/TONNE-PER-MIN |
| mass_flow_rate:tonne-per-sec | TONNE-PER-SEC | Tonne Per Second | t/s | https://qudt.org/vocab/unit/TONNE-PER-SEC |
Permeability
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| permeability:h-per-m | H-PER-M | Henry per Meter | H/m | https://qudt.org/vocab/unit/H-PER-M |
Power
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| power:btu_it-per-hr | BTU_IT-PER-HR | BTU per Hour | Btu/h | https://qudt.org/vocab/unit/BTU_IT-PER-HR |
| power:btu_it-per-sec | BTU_IT-PER-SEC | BTU per Second | Btu/s | https://qudt.org/vocab/unit/BTU_IT-PER-SEC |
| power:ft-lb_f-per-hr | FT-LB_F-PER-HR | Foot Pound Force per Hour | ft⋅lbf/h | https://qudt.org/vocab/unit/FT-LB_F-PER-HR |
| power:ft-lb_f-per-min | FT-LB_F-PER-MIN | Foot Pound Force per Minute | ft⋅lbf/min | https://qudt.org/vocab/unit/FT-LB_F-PER-MIN |
| power:ft-lb_f-per-sec | FT-LB_F-PER-SEC | Foot Pound Force per Second | ft⋅lbf/s | https://qudt.org/vocab/unit/FT-LB_F-PER-SEC |
| power:gigaw | GigaW | Gigawatt | GW | https://qudt.org/vocab/unit/GigaW |
| power:hp | HP | Horsepower | HP | https://qudt.org/vocab/unit/HP |
| power:j-per-hr | J-PER-HR | Joule Per Hour | J/h | https://qudt.org/vocab/unit/J-PER-HR |
| power:j-per-sec | J-PER-SEC | Joule Per Second | J/s | https://qudt.org/vocab/unit/J-PER-SEC |
| power:kilobtu_it-per-hr | KiloBTU_IT-PER-HR | Kilo British Thermal Unit (International Definition) per Hour | kBtu/h | https://qudt.org/vocab/unit/KiloBTU_IT-PER-HR |
| power:kilocal-per-min | KiloCAL-PER-MIN | Kilocalorie Per Minute | kcal/min | https://qudt.org/vocab/unit/KiloCAL-PER-MIN |
| power:kilocal-per-sec | KiloCAL-PER-SEC | Kilocalorie Per Second | kcal/s | https://qudt.org/vocab/unit/KiloCAL-PER-SEC |
| power:kilov-a | KiloV-A | Kilovolt Ampere | kV⋅A | https://qudt.org/vocab/unit/KiloV-A |
| power:kilow | KiloW | Kilowatt | kW | https://qudt.org/vocab/unit/KiloW |
| power:megabtu_it-per-hr | MegaBTU_IT-PER-HR | Mega British Thermal Unit (International Definition) per Hour | MBtu/h | https://qudt.org/vocab/unit/MegaBTU_IT-PER-HR |
| power:megaj-per-sec | MegaJ-PER-SEC | Megajoule Per Second | MJ/s | https://qudt.org/vocab/unit/MegaJ-PER-SEC |
| power:megav-a | MegaV-A | Megavolt Ampere | MV⋅A | https://qudt.org/vocab/unit/MegaV-A |
| power:megaw | MegaW | MegaW | MW | https://qudt.org/vocab/unit/MegaW |
| power:milliw | MilliW | MilliW | mW | https://qudt.org/vocab/unit/MilliW |
| power:teraw | TeraW | Terawatt | TW | https://qudt.org/vocab/unit/TeraW |
| power:v-a | V-A | Volt Ampere | V⋅A | https://qudt.org/vocab/unit/V-A |
| power:w | W | watt | W | https://qudt.org/vocab/unit/W |
Power per area
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| power_per_area:w-per-m2 | W-PER-M2 | Watt per square meter | W/m² | https://qudt.org/vocab/unit/W-PER-M2 |
Pressure
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| pressure:atm | ATM | Standard Atmosphere | atm | https://qudt.org/vocab/unit/ATM |
| pressure:bar | BAR | Bar | bar | https://qudt.org/vocab/unit/BAR |
| pressure:barg | BARg | Bar(g) | bar(g) | https://rds.posccaesar.org/ontology/plm/rdl/PCA_100003649/ |
| pressure:gigapa | GigaPA | Gigapascal | GPa | https://qudt.org/vocab/unit/GigaPA |
| pressure:hectopa | HectoPA | Hectopascal | hPa | https://qudt.org/vocab/unit/HectoPA |
| pressure:kilobar | KiloBAR | Kilobar | kbar | https://qudt.org/vocab/unit/KiloBAR |
| pressure:kilogm-per-m-sec2 | KiloGM-PER-M-SEC2 | Kilograms per meter per square second | kg/(m⋅s²) | https://qudt.org/vocab/unit/KiloGM-PER-M-SEC2 |
| pressure:kilogm_f-per-centim2 | KiloGM_F-PER-CentiM2 | Kilogram Force per Square Centimeter | kgf/cm² | https://qudt.org/vocab/unit/KiloGM_F-PER-CentiM2 |
| pressure:kilolb_f-per-in2 | KiloLB_F-PER-IN2 | Kilopound Force Per Square Inch | kpsi | https://qudt.org/vocab/unit/KiloLB_F-PER-IN2 |
| pressure:kilopa | KiloPA | Kilopascal | kPa | https://qudt.org/vocab/unit/KiloPA |
| pressure:kilopag | KiloPAg | Kilopascal(g) | kPa(g) | https://rds.posccaesar.org/ontology/plm/rdl/PCA_100005357 |
| pressure:lb_f-per-ft2 | LB_F-PER-FT2 | Pound Force per Square Foot | lbf/ft² | https://qudt.org/vocab/unit/LB_F-PER-FT2 |
| pressure:megabar | MegaBAR | Megabar | Mbar | https://qudt.org/vocab/unit/MegaBAR |
| pressure:megapa | MegaPA | Megapascal | MPa | https://qudt.org/vocab/unit/MegaPA |
| pressure:micropa | MicroPA | Micropascal | μPa | https://qudt.org/vocab/unit/MicroPA |
| pressure:millibar | MilliBAR | Millibar | mbar | https://qudt.org/vocab/unit/MilliBAR |
| pressure:millim_h2o | MilliM_H2O | Millimeter Of Water | mmH₂0 | https://qudt.org/vocab/unit/MilliM_H2O |
| pressure:millipa | MilliPA | Millipascal | mPa | https://qudt.org/vocab/unit/MilliPA |
| pressure:n-per-centim2 | N-PER-CentiM2 | Newton Per Square Centimeter | N/cm² | https://qudt.org/vocab/unit/N-PER-CentiM2 |
| pressure:n-per-m2 | N-PER-M2 | Newtons Per Square Meter | N/m² | https://qudt.org/vocab/unit/N-PER-M2 |
| pressure:n-per-millim2 | N-PER-MilliM2 | Newton Per Square Millimeter | N/mm² | https://qudt.org/vocab/unit/N-PER-MilliM2 |
| pressure:pa | PA | pascal | Pa | https://qudt.org/vocab/unit/PA |
| pressure:psi | PSI | Pound Force per Square Inch | psi | https://qudt.org/vocab/unit/PSI |
| pressure:psig | PSIg | Pound Force per Square Inch (gauge) | psi(g) |
Pressure gradient
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| pressure_gradient:bar-per-m | BAR-PER-M | Bar per meter | bar/m | |
| pressure_gradient:kilopa-per-m | KiloPA-PER-M | Kilopascal per meter | kPa/m | https://qudt.org/vocab/unit/KiloPA-PER-M |
| pressure_gradient:pa-per-m | PA-PER-M | Pascal per meter | Pa/m | |
| pressure_gradient:psi-per-ft | PSI-PER-FT | Pound Force per Square Inch per Foot | psi/ft | |
| pressure_gradient:psi-per-m | PSI-PER-M | Pound Force per Square Inch per Meter | psi/m |
Resistance
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| resistance:kiloohm | KiloOHM | Kiloohm | kΩ | https://qudt.org/vocab/unit/KiloOHM |
| resistance:milliohm | MilliOHM | Milliohm | mΩ | https://qudt.org/vocab/unit/MilliOHM |
| resistance:ohm | OHM | ohm | Ω | https://qudt.org/vocab/unit/OHM |
Surface tension
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| surface_tension:ft-lb_f-per-ft2 | FT-LB_F-PER-FT2 | Foot Pound per Square Foot | ft⋅lbf/ft² | https://qudt.org/vocab/unit/FT-LB_F-PER-FT2 |
| surface_tension:j-per-centim2 | J-PER-CentiM2 | Joule Per Square Centimeter | J/cm² | https://qudt.org/vocab/unit/J-PER-CentiM2 |
| surface_tension:j-per-m2 | J-PER-M2 | Joule per Square Meter | J/m² | https://qudt.org/vocab/unit/J-PER-M2 |
| surface_tension:kilogm-per-sec2 | KiloGM-PER-SEC2 | Kilogram per Square Second | kg/s² | https://qudt.org/vocab/unit/KiloGM-PER-SEC2 |
| surface_tension:megaj-per-m2 | MegaJ-PER-M2 | Megajoule Per Square Meter | MJ/m² | https://qudt.org/vocab/unit/MegaJ-PER-M2 |
| surface_tension:n-m-per-m2 | N-M-PER-M2 | Newton Meter Per Square Meter | N⋅m/m² | https://qudt.org/vocab/unit/N-M-PER-M2 |
| surface_tension:w-hr-per-m2 | W-HR-PER-M2 | Watt hour per square meter | W⋅h/m² | https://qudt.org/vocab/unit/W-HR-PER-M2 |
| surface_tension:w-sec-per-m2 | W-SEC-PER-M2 | Watt seconds per square meter | W⋅s/m² | https://qudt.org/vocab/unit/W-SEC-PER-M2 |
Temperature
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| temperature:deg_c | DEG_C | degree Celsius | °C | https://qudt.org/vocab/unit/DEG_C |
| temperature:deg_f | DEG_F | Degree Fahrenheit | °F | https://qudt.org/vocab/unit/DEG_F |
| temperature:deg_r | DEG_R | Degree Rankine | °R | https://qudt.org/vocab/unit/DEG_R |
| temperature:k | K | kelvin | K | https://qudt.org/vocab/unit/K |
Temperature gradient
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| temperature_gradient:k-per-m | K-PER-M | Degrees Kelvin per meter | K/m | https://qudt.org/vocab/unit/K-PER-M |
Time
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| time:day | DAY | Day | day | https://qudt.org/vocab/unit/DAY |
| time:hr | HR | Hour | h | https://qudt.org/vocab/unit/HR |
| time:microsec | MicroSEC | microsecond | µs | https://qudt.org/vocab/unit/MicroSEC |
| time:millisec | MilliSEC | millisecond | ms | https://qudt.org/vocab/unit/MilliSEC |
| time:min | MIN | Minute | min | https://qudt.org/vocab/unit/MIN |
| time:mo | MO | Month | mo | |
| time:sec | SEC | second | s | https://qudt.org/vocab/unit/SEC |
| time:wk | WK | Week | wk | https://qudt.org/vocab/unit/WK |
| time:yr | YR | Year | yr | https://qudt.org/vocab/unit/YR |
Torque
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| torque:lb_f-ft | LB_F-FT | Pound Force Foot | lbf⋅ft | https://qudt.org/vocab/unit/LB_F-FT |
| torque:lb_f-in | LB_F-IN | Pound Force Inch | lbf⋅in | https://qudt.org/vocab/unit/LB_F-IN |
| torque:n-m | N-M | Newton Meter | N⋅m | https://qudt.org/vocab/unit/N-M |
Unknown
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| unknown:unknown | Unknown | Unknown unit |
Velocity
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| velocity:ft-per-hr | FT-PER-HR | Foot per Hour | ft/h | https://qudt.org/vocab/unit/FT-PER-HR |
| velocity:ft-per-sec | FT-PER-SEC | Foot per Second | ft/s | https://qudt.org/vocab/unit/FT-PER-SEC |
| velocity:in-per-sec | IN-PER-SEC | Inch per Second | in/s | https://qudt.org/vocab/unit/IN-PER-SEC |
| velocity:kilom-per-hr | KiloM-PER-HR | Kilometer per Hour | km/h | https://qudt.org/vocab/unit/KiloM-PER-HR |
| velocity:kilom-per-sec | KiloM-PER-SEC | Kilometer per Second | km/s | https://qudt.org/vocab/unit/KiloM-PER-SEC |
| velocity:kn | KN | Knot | kn | https://qudt.org/vocab/unit/KN |
| velocity:m-per-hr | M-PER-HR | Meter per Hour | m/h | https://qudt.org/vocab/unit/M-PER-HR |
| velocity:m-per-sec | M-PER-SEC | Meter per Second | m/s | https://qudt.org/vocab/unit/M-PER-SEC |
| velocity:mi-per-hr | MI-PER-HR | Mile per Hour | mi/h | https://qudt.org/vocab/unit/MI-PER-HR |
| velocity:mi-per-sec | MI-PER-SEC | Mile per Second | mi/s | https://qudt.org/vocab/unit/MI-PER-SEC |
| velocity:millim-per-hr | MilliM-PER-HR | Millimeter Per Hour | mm/h | https://qudt.org/vocab/unit/MilliM-PER-HR |
| velocity:millim-per-sec | MilliM-PER-SEC | Millimeter Per Second | mm/s | https://qudt.org/vocab/unit/MilliM-PER-SEC |
Volume
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| volume:bbl_us | BBL_US | Barrel (US) | bbl | https://qudt.org/vocab/unit/BBL_US |
| volume:centim3 | CentiM3 | cubic centimeter | cm³ | https://qudt.org/vocab/unit/CentiM3 |
| volume:decil | DeciL | Decilitre | dL | https://qudt.org/vocab/unit/DeciL |
| volume:decim3 | DeciM3 | Cubic Decimeter | dm³ | https://qudt.org/vocab/unit/DeciM3 |
| volume:ft3 | FT3 | Cubic Foot | ft³ | https://qudt.org/vocab/unit/FT3 |
| volume:gal_uk | GAL_UK | Gallon (UK) | gal | https://qudt.org/vocab/unit/GAL_UK |
| volume:in3 | IN3 | Cubic Inch | in³ | https://qudt.org/vocab/unit/IN3 |
| volume:kilo-ft3 | Kilo-FT3 | Thousand Cubic Foot | k.ft³ | https://qudt.org/vocab/unit/Kilo-FT3 |
| volume:kilol | KiloL | Kilolitre | kL | https://qudt.org/vocab/unit/KiloL |
| volume:l | L | Liter | L | https://qudt.org/vocab/unit/L |
| volume:m3 | M3 | Cubic Meter | m³ | https://qudt.org/vocab/unit/M3 |
| volume:mega-ft3 | Mega-FT3 | Million Standard Cubic Feet | MMscf | |
| volume:mega-m3 | Mega-M3 | Million Standard Cubic Meter | MMscm | |
| volume:megal | MegaL | Megalitre | ML | https://qudt.org/vocab/unit/MegaL |
| volume:microl | MicroL | Microlitre | μL | https://qudt.org/vocab/unit/MicroL |
| volume:microm3 | MicroM3 | Cubic micrometers (microns) | µm³ | https://qudt.org/vocab/unit/MicroM3 |
| volume:millil | MilliL | Millilitre | mL | https://qudt.org/vocab/unit/MilliL |
| volume:millim3 | MilliM3 | Cubic Millimeter | mm³ | https://qudt.org/vocab/unit/MilliM3 |
| volume:yd3 | YD3 | Cubic Yard | yd³ | https://qudt.org/vocab/unit/YD3 |
Volume flow rate
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| volume_flow_rate:bbl_us-per-day | BBL_US-PER-DAY | Barrel (US) Per Day | bbl/day | https://qudt.org/vocab/unit/BBL_US-PER-DAY |
| volume_flow_rate:centim3-per-sec | CentiM3-PER-SEC | Cubic Centimeter Per Second | cm³/s | https://qudt.org/vocab/unit/CentiM3-PER-SEC |
| volume_flow_rate:decim3-per-min | DeciM3-PER-MIN | Cubic Decimeter Per Minute | dm³/min | https://qudt.org/vocab/unit/DeciM3-PER-MIN |
| volume_flow_rate:decim3-per-sec | DeciM3-PER-SEC | Cubic Decimeter Per Second | dm³/s | https://qudt.org/vocab/unit/DeciM3-PER-SEC |
| volume_flow_rate:ft3-per-day | FT3-PER-DAY | Cubic Foot Per Day | ft³/day | https://qudt.org/vocab/unit/FT3-PER-DAY |
| volume_flow_rate:ft3-per-hr | FT3-PER-HR | Cubic Foot Per Hour | ft³/h | https://qudt.org/vocab/unit/FT3-PER-HR |
| volume_flow_rate:ft3-per-min | FT3-PER-MIN | Cubic Foot per Minute | ft³/min | https://qudt.org/vocab/unit/FT3-PER-MIN |
| volume_flow_rate:ft3-per-sec | FT3-PER-SEC | Cubic Foot per Second | ft³/s | https://qudt.org/vocab/unit/FT3-PER-SEC |
| volume_flow_rate:gal_uk-per-hr | GAL_UK-PER-HR | Gallon (UK) Per Hour | gal/h | https://qudt.org/vocab/unit/GAL_UK-PER-HR |
| volume_flow_rate:gal_uk-per-min | GAL_UK-PER-MIN | Gallon (UK) Per Minute | gal/min | https://qudt.org/vocab/unit/GAL_UK-PER-MIN |
| volume_flow_rate:gal_uk-per-sec | GAL_UK-PER-SEC | Gallon (UK) Per Second | gal/s | https://qudt.org/vocab/unit/GAL_UK-PER-SEC |
| volume_flow_rate:in3-per-sec | IN3-PER-SEC | Cubic Inch Per Second | in³/s | https://qudt.org/vocab/unit/IN3-PER-SEC |
| volume_flow_rate:kilo-ft3-per-day | Kilo-FT3-PER-DAY | Thousand Standard Cubic Feet per Day | kft³/day | |
| volume_flow_rate:kilol-per-hr | KiloL-PER-HR | Kilolitre Per Hour | kL/h | https://qudt.org/vocab/unit/KiloL-PER-HR |
| volume_flow_rate:l-per-day | L-PER-DAY | Liter Per Day | L/day | https://qudt.org/vocab/unit/L-PER-DAY |
| volume_flow_rate:l-per-hr | L-PER-HR | Liter Per Hour | L/hr | https://qudt.org/vocab/unit/L-PER-HR |
| volume_flow_rate:l-per-min | L-PER-MIN | Liter Per Minute | L/min | https://qudt.org/vocab/unit/L-PER-MIN |
| volume_flow_rate:l-per-sec | L-PER-SEC | Liter Per Second | L/s | https://qudt.org/vocab/unit/L-PER-SEC |
| volume_flow_rate:m3-per-day | M3-PER-DAY | Cubic Meter Per Day | m³/day | https://qudt.org/vocab/unit/M3-PER-DAY |
| volume_flow_rate:m3-per-hr | M3-PER-HR | Cubic Meter per Hour | m³/h | https://qudt.org/vocab/unit/M3-PER-HR |
| volume_flow_rate:m3-per-min | M3-PER-MIN | Cubic Meter Per Minute | m³/min | https://qudt.org/vocab/unit/M3-PER-MIN |
| volume_flow_rate:m3-per-sec | M3-PER-SEC | Cubic Meter per Second | m³/s | https://qudt.org/vocab/unit/M3-PER-SEC |
| volume_flow_rate:mega-ft3-per-day | Mega-FT3-PER-DAY | Million Standard Cubic Feet per Day | MMscf/day | https://rds.posccaesar.org/ontology/plm/rdl/PCA_100005446/ |
| volume_flow_rate:millil-per-sec | MilliL-PER-SEC | Millilitre Per Second | mL/s | https://qudt.org/vocab/unit/MilliL-PER-SEC |
| volume_flow_rate:yd3-per-day | YD3-PER-DAY | Cubic Yard Per Day | yd³/day | https://qudt.org/vocab/unit/YD3-PER-DAY |
| volume_flow_rate:yd3-per-hr | YD3-PER-HR | Cubic Yard Per Hour | yd³/h | https://qudt.org/vocab/unit/YD3-PER-HR |
| volume_flow_rate:yd3-per-min | YD3-PER-MIN | Cubic Yard per Minute | yd³/min | https://qudt.org/vocab/unit/YD3-PER-MIN |
| volume_flow_rate:yd3-per-sec | YD3-PER-SEC | Cubic Yard Per Second | yd³/s | https://qudt.org/vocab/unit/YD3-PER-SEC |
Volume fraction
| externalId | name | longName | symbol | source |
|---|---|---|---|---|
| volume_fraction:centim3-per-centim3 | CentiM3-PER-CentiM3 | Cubic Centimeter Per Cubic Centimeter | cm³/cm³ | https://qudt.org/vocab/unit/CentiM3-PER-CentiM3 |
| volume_fraction:centim3-per-m3 | CentiM3-PER-M3 | Cubic Centimeter Per Cubic Meter | cm³/m³ | https://qudt.org/vocab/unit/CentiM3-PER-M3 |
| volume_fraction:l-per-l | L-PER-L | Liter Per Liter | L/L | https://qudt.org/vocab/unit/L-PER-L |
| volume_fraction:m3-per-m3 | M3-PER-M3 | Cubic Meter Per Cubic Meter | m³/m³ | https://qudt.org/vocab/unit/M3-PER-M3 |
| volume_fraction:microl-per-l | MicroL-PER-L | Microlitre Per Liter | μL/L | https://qudt.org/vocab/unit/MicroL-PER-L |
| volume_fraction:millil-per-l | MilliL-PER-L | Millilitre Per Liter | mL/L | https://qudt.org/vocab/unit/MilliL-PER-L |
| volume_fraction:millil-per-m3 | MilliL-PER-M3 | Millilitre Per Cubic Meter | mL/m³ | https://qudt.org/vocab/unit/MilliL-PER-M3 |
Further reading
- Physical data model reference — Overview of all physical data model sheets
- Properties sheet — Property definitions and syntax