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TRI-1 | Lunar Simulant Atlas

TRI-1

lunar soil simulant

Overview Literature Properties Methods & measurements Applications

Property coverage

25

Geomechanical

Strength, friction, shear, hardness, rheology, repose angle, fracture, and impact behavior.

4 measured1 source

Friction angle 1Shear strength 1shear stress 1shear stress distribution 1

Physical

Density, porosity, thermal behavior, surface area, friability, and permeability.

2 measured1 source

density 1Tapped density 1

Methods & measurements

15

Modified Shear Stress Model (SSM) developmentmodel development1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Wheel-soil interaction analysismechanical interaction1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Modified shear stress distribution model

Grain specific

Grain size, distribution, shape, magnetic grain behavior, and electrostatic charging.

0 measured0 sources

No measurements yet

Chemical

Glass composition, bulk chemistry, oxide chemistry, volatile minerals, and surface reactivity.

1 measured2 sources

Nutrient availability 2

Mineralogical

Mineralogical composition, modal mineralogy, grain-size dependent mineralogy, and soil texture.

0 measured0 sources

No measurements yet

Multicategory

Cross-cutting lunar soil features such as solar particles and agglutinates with nanophase iron.

0 measured0 sources

No measurements yet

Other

Extracted properties that do not clearly fit the workshop categories yet.

18 measured2 sources

comparative study of existing models 1drawbar pull and driving torque 1gravity effect 1mobility performance 1normal stress 1normal stress distribution 1sinkage 1terrain parameter estimation 1

shear stress analysis

1 source for this simulant

Modified model for shear stress distribution using TRI-1 Lunar soil simulant

Modified shear stress model (SSM) derivationshear stress analysis1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Leachate chemistryChemical extraction | Biology and plant growth2 sources for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant Studies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Bulk and tapped density measurementPowder density characterization | Benchmarking and comparison1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Direct shear testingGeotechnical characterization | Mobility and excavation1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Triaxial compression testingGeotechnical characterization | Mobility and excavation1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Wheel-soil interaction testingMobility test | Mobility and excavation1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

wheel sinkage measurement on TRI-1sinkage testing1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Wheel sinkage testsinkage measurement1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Theoretical sinkage calculationtheoretical analysis1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Gravity effect analysisgravitational analysis1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

wheel sinkage experimentssinkage testing1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

sinkage prediction model developmentmodeling1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Applications

4

Biology and plant growth

2 sources for this simulant

1 method

Leachate chemistryChemical extraction | Biology and plant growth2 sources for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant Studies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Unspecified application

2 sources for this simulant

10 methods

Modified Shear Stress Model (SSM) developmentmodel development1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Wheel-soil interaction analysismechanical interaction1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Modified shear stress distribution modelshear stress analysis1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Benchmarking and comparison

1 source for this simulant

1 method

Bulk and tapped density measurementPowder density characterization | Benchmarking and comparison1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Mobility and excavation

1 source for this simulant

3 methods

Direct shear testingGeotechnical characterization | Mobility and excavation1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Triaxial compression testingGeotechnical characterization | Mobility and excavation1 source for this simulantModified model for shear stress distribution using TRI-1 Lunar soil simulant

Wheel-soil interaction testingMobility test | Mobility and excavation1 source for this simulant

Modified shear stress model (SSM) derivation

shear stress analysis

1 source for this simulant

Modified model for shear stress distribution using TRI-1 Lunar soil simulant

wheel sinkage measurement on TRI-1sinkage testing1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Wheel sinkage testsinkage measurement1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Theoretical sinkage calculationtheoretical analysis1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Gravity effect analysisgravitational analysis1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

wheel sinkage experimentssinkage testing1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

sinkage prediction model developmentmodeling1 source for this simulantStudies on the sinkages of rigid plain wheels and lugged wheels on TRI-1 lunar soil simulant

Modified model for shear stress distribution using TRI-1 Lunar soil simulant