Thermodynamics Calculator

The same endpoint powers the form above. Send JSON, get JSON — no key, no signup.

curl -sX POST 'https://itsfully.online/backend/connector-api.php?action=execute' \
  -H 'Content-Type: application/json' \
  -d '{"tool":"thermodynamics-calculator","data":{ /* see input fields above */ }}'

Parameters accepted by this tool:

[
    {
        "type": "select",
        "name": "mode",
        "label": "Calculation Mode",
        "options": [
            {
                "value": "ideal_gas",
                "label": "Ideal Gas Law (PV = nRT)"
            },
            {
                "value": "carnot",
                "label": "Carnot Cycle Efficiency"
            },
            {
                "value": "heat_transfer",
                "label": "Heat Transfer"
            },
            {
                "value": "entropy",
                "label": "Entropy Change"
            }
        ],
        "default": "ideal_gas"
    },
    {
        "type": "number",
        "name": "pressure_pa",
        "label": "Pressure (Pa)",
        "hint": "Leave blank to solve for this",
        "show_when": "mode:ideal_gas"
    },
    {
        "type": "number",
        "name": "volume_m3",
        "label": "Volume (m³)",
        "hint": "Leave blank to solve for this",
        "show_when": "mode:ideal_gas"
    },
    {
        "type": "number",
        "name": "moles",
        "label": "Moles (n)",
        "hint": "Leave blank to solve for this",
        "show_when": "mode:ideal_gas"
    },
    {
        "type": "number",
        "name": "temperature_k",
        "label": "Temperature (K)",
        "hint": "Leave blank to solve for this",
        "show_when": "mode:ideal_gas"
    },
    {
        "type": "number",
        "name": "t_hot_k",
        "label": "Hot Temperature (K)",
        "default": 500,
        "show_when": "mode:carnot"
    },
    {
        "type": "number",
        "name": "t_cold_k",
        "label": "Cold Temperature (K)",
        "default": 300,
        "show_when": "mode:carnot"
    },
    {
        "type": "select",
        "name": "transfer_mode",
        "label": "Transfer Mode",
        "options": [
            {
                "value": "conduction",
                "label": "Conduction (Fourier)"
            },
            {
                "value": "convection",
                "label": "Convection (Newton)"
            },
            {
                "value": "radiation",
                "label": "Radiation (Stefan-Boltzmann)"
            }
        ],
        "show_when": "mode:heat_transfer"
    }
]