{
    "nodes": [
        {
            "id": "MockStirrer1",
            "name": "模拟搅拌器",
            "children": [],
            "parent": null,
            "type": "device",
            "class": "mock_stirrer",
            "position": {
                "x": 100,
                "y": 100,
                "z": 0
            },
            "config": {
                "port": "MOCK"
            },
            "data": {
                "status": "Idle",
                "power_state": "Off",
                "stir_speed": 0.0,
                "target_stir_speed": 0.0,
                "stir_state": "Stopped",
                "temperature": 25.0,
                "target_temperature": 25.0,
                "heating_state": "Off",
                "heating_power": 0.0,
                "max_stir_speed": 2000.0,
                "max_temperature": 300.0
            }
        },
        {
            "id": "MockVacuum1",
            "name": "模拟真空泵",
            "children": [],
            "parent": null,
            "type": "device",
            "class": "mock_vacuum",
            "position": {
                "x": 300,
                "y": 100,
                "z": 0
            },
            "config": {
                "port": "MOCK"
            },
            "data": {
                "status": "Idle",
                "power_state": "Off",
                "pump_state": "Stopped",
                "vacuum_level": 1013.25,
                "target_vacuum": 50.0,
                "pump_speed": 0.0,
                "pump_efficiency": 95.0,
                "max_pump_speed": 100.0
            }
        },
        {
            "id": "MockSeparator1",
            "name": "模拟分离器",
            "children": [],
            "parent": null,
            "type": "device",
            "class": "mock_separator",
            "position": {
                "x": 500,
                "y": 100,
                "z": 0
            },
            "config": {
                "port": "MOCK"
            },
            "data": {
                "status": "Idle",
                "power_state": "Off",
                "settling_time": 0.0,
                "valve_state": "Closed",
                "shake_time": 0.0,
                "shake_status": "Not Shaking"
            }
        },
        {
            "id": "MockSolenoidValve1",
            "name": "模拟电磁阀",
            "children": [],
            "parent": null,
            "type": "device",
            "class": "mock_solenoid_valve",
            "position": {
                "x": 700,
                "y": 100,
                "z": 0
            },
            "config": {
                "port": "MOCK"
            },
            "data": {
                "status": "Idle",
                "valve_status": "Closed"
            }
        },
        {
            "id": "MockRotavap1",
            "name": "模拟旋转蒸发器",
            "children": [],
            "parent": null,
            "type": "device",
            "class": "mock_rotavap",
            "position": {
                "x": 100,
                "y": 300,
                "z": 0
            },
            "config": {
                "port": "MOCK"
            },
            "data": {
                "status": "Idle",
                "power_state": "Off",
                "rotate_state": "Stopped",
                "rotate_time": 0.0,
                "rotate_speed": 0.0,
                "pump_state": "Stopped",
                "pump_time": 0.0,
                "vacuum_level": 1013.25,
                "temperature": 25.0,
                "target_temperature": 25.0,
                "success": "True"
            }
        },
        {
            "id": "MockHeater1",
            "name": "模拟加热器",
            "children": [],
            "parent": null,
            "type": "device",
            "class": "mock_heater",
            "position": {
                "x": 300,
                "y": 300,
                "z": 0
            },
            "config": {
                "port": "MOCK"
            },
            "data": {
                "current_temperature": 25.0,
                "target_temperature": 25.0,
                "status": "Idle",
                "power_on": false,
                "is_heating": false,
                "heating_power": 0.0,
                "max_temperature": 300.0
            }
        },
        {
            "id": "MockPump1",
            "name": "模拟泵设备",
            "children": [],
            "parent": null,
            "type": "device",
            "class": "mock_pump",
            "position": {
                "x": 500,
                "y": 300,
                "z": 0
            },
            "config": {
                "port": "MOCK"
            },
            "data": {
                "status": "Idle",
                "power_state": "Off",
                "pump_state": "Stopped",
                "flow_rate": 0.0,
                "target_flow_rate": 0.0,
                "pressure": 0.0,
                "total_volume": 0.0,
                "direction": "Forward",
                "max_flow_rate": 100.0,
                "max_pressure": 10.0
            }
        },
        {
            "id": "MockChiller1",
            "name": "模拟冷却器",
            "children": [],
            "parent": null,
            "type": "device",
            "class": "mock_chiller",
            "position": {
                "x": 700,
                "y": 300,
                "z": 0
            },
            "config": {
                "port": "MOCK"
            },
            "data": {
                "current_temperature": 25.0,
                "target_temperature": 25.0,
                "status": "Idle",
                "power_on": false,
                "is_cooling": false,
                "is_heating": false
            }
        },
        {
            "id": "MockFilter1",
            "name": "模拟过滤器",
            "children": [],
            "parent": null,
            "type": "device",
            "class": "mock_filter",
            "position": {
                "x": 400,
                "y": 500,
                "z": 0
            },
            "config": {
                "port": "MOCK"
            },
            "data": {
                "status": "Idle",
                "is_filtering": false,
                "filter_efficiency": 95.0,
                "flow_rate": 0.0,
                "pressure_drop": 0.0,
                "filter_life": 100.0,
                "power_on": false
            }
        }
    ],
    "links": []
}