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我用AI搓了一个热仿真小工具,浏览器打开就能玩

我用AI搓了一个热仿真小工具,浏览器打开就能玩

这玩意儿是个单HTML文件,不用装软件,浏览器打开就能跑。

一、先说说为啥要做这个

一个需求:热板上放块陶瓷片,PID控温到100°C,问要多久加热、温度匀不匀。

我第一反应是开ANSYS。然后想了想——启动要半分钟,画网格再半分钟,等结果又要一会儿,折腾半天不值当。

COMSOL也一样,电脑配置低启动慢。Excel手算?二维瞬态热传导叠加上PID控制,还有接触热阻,写到第三个偏微分方程我就放弃了。

我就想找个轻量级的玩意儿,打开浏览器就能跑,参数随意填,还能实时看到温度云图。

干脆让AI写一个试试。我把需求丢过去,几轮迭代下来,还真搞出来了。

二、怎么跟AI"合作"的

说实话,AI写代码的速度比我快多了,但它不懂物理。所以整个流程是:

我说清楚要啥 → AI写 → 我测 → 有问题再改。

第一次提需求

我大概列了这些:

热板上面放块物体,热板用PID控制加热

几何尺寸、材料参数(导热系数、密度、比热容)能单独改

物体上表面和侧面要有对流散热

热板和物体之间要有接触热阻

PID参数、目标温度、最大功率都能调

能加监测点,实时画温度曲线

温度云图要跟着时间动起来

几何参数用mm输入

AI的解法

它把问题拆成了几块:

调了好几轮才满意

第一版跑起来之后,我发现了不少问题,让AI逐个修:

1.单位:一开始是m输入,改成mm,顺手多了

2.云图锯齿:网格一个个方块太丑,改成双线性插值,过渡自然多了

3.拉伸变形:窗口一缩放云图就扁了,改成等比例显示

4.网格太粗:默认80个节点不够看,加到150个

5.左右边界绝热:不太合理,改成对流换热,跟实际情况更接近

修完这几轮,基本能用了。从提需求到能跑,大概花了两三个小时——要是自己从头写,少说一两天。

三、这工具能干啥

物理模型

二维瞬态热传导方程

显式FDM,自动算稳定时间步

PID闭环控制加热功率

接触热阻建模

全表面对流换热

能调的参数

能看到啥

温度云图实时动,颜色跟着温度变

鼠标放上去显示具体温度和坐标

监测点温度曲线实时画面

状态栏显示当前时间、平均温度、PID输出

四、试试呗,反正不要钱

打开就能用

点击HTML文件,浏览器弹出来。左边改参数,右边看结果。

默认案例长这样

热板:200mm × 10mm,钢

物体:120mm × 5mm,陶瓷

目标100°C,环境25°C

PID:Kp=500, Ki=50, Kd=10

"开始",热板先红起来,热量慢慢传到物体上,监测点曲线往上爬,PID输出根据误差来回调整。

可以这么玩

1.改目标温度:100°C改成150°C,看多久能稳下来

2.PID参数:Kp调大点,看会不会超调;Ki调大,看稳态误差消得快不快

3.改接触热阻:从0.001改成0.01,物体升温明显变慢,很直观

4.改对流系数:从10改成50,散热变强,稳态温度会低一些

5.加监测点:热板中心和物体中心各放一个,对比温升差异

随手就能分享

就一个HTML文件,发给同事,对方不用装任何东西,点击就能打开运行。放PPT里演示也行。

拿去用吧

感兴趣的话:

·关注公众号,回复"热板仿真"拿HTML文件。

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-06-12 01:27:40 HTTP/1.1 GET : https://www.yeyulingfeng.com/a/739258.html
  2. 运行时间 : 0.119618s [ 吞吐率:8.36req/s ] 内存消耗:4,802.32kb 文件加载:145
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=ced4180b725d51b5d652fbae47fc15c1
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  1. CONNECT:[ UseTime:0.000659s ] mysql:host=127.0.0.1;port=3306;dbname=wenku;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000786s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000318s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000250s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000529s ]
  6. SELECT * FROM `set` [ RunTime:0.000189s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000556s ]
  8. SELECT * FROM `article` WHERE `id` = 739258 LIMIT 1 [ RunTime:0.000423s ]
  9. UPDATE `article` SET `lasttime` = 1781198860 WHERE `id` = 739258 [ RunTime:0.000889s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000246s ]
  11. SELECT * FROM `article` WHERE `id` < 739258 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000446s ]
  12. SELECT * FROM `article` WHERE `id` > 739258 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000469s ]
  13. SELECT * FROM `article` WHERE `id` < 739258 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001342s ]
  14. SELECT * FROM `article` WHERE `id` < 739258 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000738s ]
  15. SELECT * FROM `article` WHERE `id` < 739258 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000828s ]
0.123258s