MiMeDat/J2_plasticity_voce_hardening_constitutive_model_metadata_schema.json at main · Ronakshoghi/MiMeDat · GitHub

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{
  "$schema": "https://json-schema.org/draft/2019-09/schema",
  "$id": "https://github.com/Ronakshoghi/MiMeDat/blob/main/J2_plasticity_voce_hardening_constitutive_model_metadata_schema.json",
  "version": "1.0.0",
  "type": "object",
  "description": "Schema for J2 plasticity model with Voce hardening. Inherits from the general constitutive model schema.",
  "allOf": [
    {
      "$ref":"https://raw.githubusercontent.com/Ronakshoghi/MetadataSchema/main/general_constitutive_model_metadata_schema.json"
    }
  ],
  "properties": {
    "$schema": {
      "type": "string",
      "description": "Reference to the schema used for this crystal plasticity model."
      },
    "elastic_model_name": {
      "type": "string",
      "description": "Name of the elastic model.",
      "const": "Linear Elasticity"
      },
    "elastic_parameters": {
      "type": "object",
      "description": "Elastic properties of the material.",
      "properties": {
        "youngs_modulus": {
          "type": "number",
          "description": "Young's modulus of the material.",
          "property": "Stiffness"
        },
        "poissons_ratio": {
          "type": "number",
          "description": "Poisson's ratio of the material."
        }
      },
      "required": ["youngs_modulus", "poissons_ratio"]
    },
    "plastic_model_name": {
      "type": "string",
      "description": "Name of the plasticity model",
      "const": "J2 Plasticity with Voce Hardening"
    },
    "plastic_parameters": {
      "type": "object",
      "description": "Parameters specific to the plasticity model, including J2 plasticity and Voce hardening.",
      "properties": {
        "initial_yield_stress": {
          "type": "number",
          "description": "Initial yield stress for J2 plasticity.",
          "property": "Stress"
        },
        "voce_saturation_stress": {
          "type": "number",
          "description": "Saturation stress for Voce hardening.",
          "property": "Stress"
        },
        "voce_hardening_rate": {
          "type": "number",
          "description": "Hardening rate for Voce hardening.",
          "property": "Stiffness"
        }
      },
      "required": ["initial_yield_stress", "voce_saturation_stress", "voce_hardening_rate"]
    }
  },
  "required": ["elastic_parameters", "plastic_model_name", "plastic_parameters"],
  "units": {
    "type": "object",
    "description": "Units for different physical properties.",
    "properties": {
      "Stress": {
        "type": "string",
        "enum": ["MPa"],
        "description": "Unit of stress, default is MPa."
      },
      "Stiffness": {
        "type": "string",
        "enum": ["MPa"],
        "description": "Unit of stiffness, default is MPa."
      }
    },
    "required": ["Stress", "Stiffness"]
  }
}