手把手教你学Simulink--基于Simulink的智能家居个性化场景定制仿真建模

 modelName = 'SmartHome_PersonalizedScenarios';

    
 new_system(modelName);
    
 open_system(modelName);

 % 添加Constant块表示初始亮度

    
 add_block('simulink/Sources/Constant', [modelName '/LightBrightness']);
    
 set_param([modelName '/LightBrightness'], 'Value', '0.5'); // 初始亮度设为50%
    
  
    
 % 添加Switch块模拟亮度调节
    
 add_block('simulink/Signal Routing/Switch', [modelName '/LightControl']);
    
 set_param([modelName '/LightControl'], 'Threshold', '0.5'); // 设置阈值决定是否改变亮度

 % 添加Constant块表示初始音量

    
 add_block('simulink/Sources/Constant', [modelName '/VolumeLevel']);
    
 set_param([modelName '/VolumeLevel'], 'Value', '0.7'); // 初始音量设为70%
    
  
    
 % 添加Switch块模拟音量调节
    
 add_block('simulink/Signal Routing/Switch', [modelName '/VolumeControl']);
    
 set_param([modelName '/VolumeControl'], 'Threshold', '0.5'); // 设置阈值决定是否改变音量

 % 添加Constant块表示初始温度设定

    
 add_block('simulink/Sources/Constant', [modelName '/TemperatureSetpoint']);
    
 set_param([modelName '/TemperatureSetpoint'], 'Value', '22'); // 初始温度设为22度
    
  
    
 % 添加Switch块模拟温度调节
    
 add_block('simulink/Signal Routing/Switch', [modelName '/TemperatureControl']);
    
 set_param([modelName '/TemperatureControl'], 'Threshold', '0.5'); // 设置阈值决定是否改变温度

 % 添加Manual Switch块模拟选择当前场景类型

    
 add_block('simulink/Signal Routing/Manual Switch', [modelName '/ScenarioSelector']);

 % 添加Stateflow Chart

    
 add_block('stateflow/Chart', [modelName '/SceneSwitchLogic']);

 % 添加MATLAB Function块

    
 add_block('simulink/User-Defined Functions/MATLAB Function', [modelName '/SceneController']);
    
  
    
 % 编辑MATLAB Function块的内容
    
 function outputs = fcn(scenarioType)
    
     % 根据scenarioType调整各设备设置
    
     if strcmp(scenarioType, 'Reading')
    
     outputs.lightBrightness = 0.8; // 高亮度利于阅读
    
     outputs.volumeLevel = 0.2; // 较低音量避免干扰
    
     outputs.temperatureSetpoint = 21; // 温暖舒适的温度
    
     elseif strcmp(scenarioType, 'Party')
    
     outputs.lightBrightness = 1; // 最高亮度
    
     outputs.volumeLevel = 0.9; // 高音量适合聚会
    
     outputs.temperatureSetpoint = 23; // 稍高的温度
    
     else % Assume it's Sleep mode
    
     outputs.lightBrightness = 0.1; // 极低亮度利于睡眠
    
     outputs.volumeLevel = 0; // 静音
    
     outputs.temperatureSetpoint = 19; // 凉爽适宜的温度
    
     end
    
 end
![](https://ad.itadn.com/c/weblog/blog-img/images/2025-08-16/lVC6H3yDxgopZf5TGXJMzQiKwnkd.png)

 set_param(modelName, 'StopTime', '3600'); % 设置停止时间为3600秒，即1小时

    
 set_param(modelName, 'Solver', 'ode45'); % 使用默认求解器

 add_block('simulink/Sinks/Scope', [modelName '/LightBrightnessOverTime']);

    
 add_block('simulink/Sinks/Scope', [modelName '/VolumeLevelOverTime']);
    
 add_block('simulink/Sinks/Scope', [modelName '/TemperatureSetpointOverTime']);