热电偶转换C语言程序

1、#include#include #define ERROR -100#define uchar unsigned charfloat tmp = 0;/ S型温度转电压系数float code Var_TtoV_S39= 0, 5.40313309/1e3, 1.25934290/1e5, -2.32477969/1e8, 3.22028823/1e11, -3.31465196/1e14, 2.55744252/1e17, -1.25068871/1e20, 2.71443176/1e24, 1.32900444, 3.34509311/1e3, 6.54805193/1e6, -1.64

2、856259/1e9, 1.29989605/1e14, 0, 0, 0, 0, 1.46628233e2, -2.58430517/1e1, 1.63693575/1e4, -3.30439047/1e8, -9.43223691/1e15, 0, 0, 0, 0;/ R型温度转电压系数float code Var_TtoV_R310= 0, 5.28961730/1e3, 1.39166590/1e5, -2.38855693/1e8, 3.56916001/1e11, -4.62347666/1e14, 5.00777441/1e17, -3.73105886/1e20, 1.57716

3、482/1e23, -2.81038625/1e27, 2.95157925, -2.52061251/1e3, 1.59564502/1e5, -7.64085948/1e9, 2.05305291/1e12, -2.93359668/1e16, 1.52232118e2, -2.68819889/1e1, 1.71280280/1e4, -3.45895706/1e8, -9.34633971/1e15;/ B型温度转电压系数float code Var_TtoV_B29= 0, -2.46508183/1e4, 5.90404212/1e6, -1.32579316/1e9, 1.566

4、82919/1e12, -1.69445292/1e15,6.29903471/1e19, -3.89381686, 2.85717475/1e2, -8.48851048/1e5, 1.57852802/1e7, -1.68353449/1e10, 1.11097940/1e13, -4.45154310/1e17, 9.89756408/1e21, -9.37913303/1e25;/ K型温度转电压系数float code Var_TtoV_K311= 0, 3.9450128025/1e2, 2.3622373598/1e5, -3.2858906784/1e7, -4.9904828

5、777/1e9, -6.7509059173/1e11, -5.7410327428/1e13, -3.1088872894/1e15, -1.0451609365/1e17, -1.9889266878/1e20, -1.6322697486/1e23, -1.7600413686/1e2, 3.8921204975/1e2, 1.8558770032/1e5, -9.9457592874/1e8, 3.1840945719/1e10, -5.6072844889/1e13, 5.6075059059/1e16, -3.2020720003/1e19, 9.7151147152/1e23,

6、-1.2104721275/1e26, 1.185976/1e1,-1.183432/1e4;/ N型温度转电压系数float code Var_TtoV_N211= 0, 2.61591060/1e2, 1.09574842/1e5, -9.38411116/1e8, -4.64120398/1e11, -2.63033577/1e12, -2.26534380/1e14, -7.60893008/1e17, -9.34196678/1e20, 0, 2.59293946/1e2, 1.57101419/1e5, 4.38256272/1e8, -2.52611698/1e10, 6.431

7、18193/1e13, -1.00634715/1e15, 9.97453390/1e19,-6.08632456/1e22, 2.08492293/1e25, -3.06821962/1e29;/ E型温度转电压系数float code Var_TtoV_E214= 0, 5.8665508708/1e2, 4.5410977124/1e5, -7.7998048686/1e7, -2.5800160843/1e8, -5.9452583057/1e10, -9.3214058667/1e12, -1.0287605534/1e13, -8.0370123621/1e16, -4.39794

8、97391/1e18, -1.6414776355/1e20, -3.9673619516/1e23, -5.5827328721/1e26, -3.4657842013/1e29, 0, 5.8665508710/1e2, 4.5032275582/1e5, 2.8908407212/1e8, -3.3056896652/1e10, 6.50244033/1e13, -1.9197495594/1e16, -1.2536600497/1e18, 2.1489217569/1e21,-1.4388041782/1e24,3.5960899481/1e28;/ J型温度转电压系数float co

9、de Var_TtoV_J29= 0, 5.03811878/1e2, 3.04758370/1e5, -8.56810657/1e8, 1.32281953/1e10, -1.70529583/1e13, 2.09480907/1e16, -1.25383953/1e19, 1.56317256/1e23, 2.96456257e2, -1.49761278, 3.17871039/1e3, -3.18476867/1e6, 1.57208190/1e9, -3.06913691/1e13;/ T型温度转电压系数float code Var_TtoV_T215= 0, 3.874810636

10、4/1e2, 4.4194434347/1e5, 1.1844323105/1e7, 2.0032973554/1e8, 9.0138019559/1e10, 2.2651156593/1e11, 3.6071154205/1e13, 3.8493939883/1e15, 2.8213521925/1e17, 1.4251594779/1e19, 4.8768662286/1e22, 1.0795539270/1e24, 1.3945027062/1e27, 7.9795153927/1e31, 0, 3.8748106364/1e2, 3.3292227880/1e5, 2.06182434

11、04/1e7, -2.1882256846/1e9,1.0996880928/1e11,-3.0815758772/1e14, 4.5479135290/1e17, -2.7512901673/1e20;/-/ S型电压转温度系数float code Var_VtoT_S410= 0, 1.8494946e2, -8.0050406e1, 1.0223743e2, -1.5224859e2, 1.8882134e2, -1.5908594e2, 8.2302788e1, -2.3418194e1, 2.7978626, 1.2915072e1, 1.4662989e2, -1.5347134e

12、1, 3.1459460, -4.1632578/1e1, 3.1879638/1e2, -1.2916375/1e3, 2.1834751/1e5, -1.4473795/1e7, 8.2112721/1e9, -8.0878011e1, 1.6215731e2, -8.5368695, 4.7196870/1e1, -1.4416937/1e2, 2.0816189/1e4, 5.3338751e4, -1.2358923e4, 1.0926576e3, -4.2656937e1, 6.2472054/1e1;/ R型电压转温度系数float code Var_VtoT_R411= 0,

13、1.8891380e2, -9.3835290e1, 1.3068619e2, -2.2703580e2, 3.5145659e2, -3.8953900e2, 2.8239471e2, -1.2607281e2, 3.1353611e1, -3.3187769, 1.3345845e1, 1.4726446e2, -1.8440248e1, 4.0311297, -6.2494284/1e1, 6.4684120/1e2, -4.4587504/1e3, 1.9947101/1e4, -5.3134018/1e6, 6.4819762/1e8, -8.1995994e1, 1.5539620

14、e2, -8.3421977, 4.2794335/1e1, -1.1915780/1e2, 1.4922901/1e4, 3.4061778e4, -7.0237292e3, 5.5829038e2, -1.9523946e1, 2.5607402/1e1;/ B型电压转温度系数float code Var_VtoT_B29= 9.8423321e1, 6.9971500e2, -8.4765304e2, 1.0052644e3, -8.3345952e2, 4.5508542e2, -1.5523037e2, 2.9886750e1, -2.4742860, 2.1315071e2, 2.

15、8510504e2, -5.2742887e1, 9.9160804, -1.2965303, 1.1195870/1e1, -6.0625199/1e3, 1.8661696/1e4, -2.4878585/1e6;/ K型电压转温度系数float code Var_VtoT_K310= 0, 2.5173462e1, -1.1662878, -1.0833638, -8.9773540/1e1, -3.7342377/1e1, -8.6632643/1e2, -1.0450598/1e2, -5.1920577/1e4, 0, 2.508355e1, 7.860106/1e2, -2.50

16、3131/1e1, 8.315270/1e2, -1.228034/1e2, 9.804036/1e4, -4.413030/1e5, 1.057734/1e6, -1.052755/1e8, -1.318058e2, 4.830222e1, -1.646031, 5.464731/1e2, -9.650715/1e4, 8.802193/1e6, -3.110810/1e8;/ N型电压转温度系数float code Var_VtoT_N310= 0, 3.8436847e1, 1.1010485, 5.2229312, 7.2060525, 5.8488586, 2.7754916, 7.

17、7075166/1e1, 1.1582665/1e1, 7.3138868/1e3, 0, 3.86896e1, -1.08267, 4.70205/1e2, -2.12169/1e6, -1.17272/1e4, 5.39280/1e6, -7.98156/1e8, 1.972485e1, 3.300943e1, -3.915159/1e1, 9.855391/1e3, -1.274371/1e4, 7.767022/1e7;/ E型电压转温度系数float code Var_VtoT_E210= 0, 1.6977288e1, -4.3514970/1e1, -1.5859697/1e1,

18、 -9.2502871/1e2, -2.6084314/1e2, -4.1360199/1e3, -3.4034030/1e4, -1.1564890/1e5, 0, 1.7057035e1, -2.3301759/1e1, 6.5435585/1e3, -7.3562749/1e5, -1.7896001/1e6, 8.4036165/1e8, -1.3735879/1e9, 1.0629823/1e11, -3.2447087/1e14;/ J型电压转温度系数float code Var_VtoT_J39= 0, 1.9528268e1, -1.2286185, -1.0752178, -

19、5.9086933/1e1, -1.7256713/1e1, -2.8131513/1e2, -2.3963370/1e3, -8.3823321/1e5, 0, 1.978425e1, -2.001204/1e1, 1.036969/1e2, -2.549687/1e4, 3.585153/1e6, -5.344285/1e8, 5.099890/1e10, -3.1135819e3, 3.0054368e2, -9.9477323, 1.7027663/1e1, -1.4303347/1e3, 4.7388608/1e6;/ T型电压转温度系数float code Var_VtoT_T28

20、= 0, 2.5949192e1, -2.1316967/1e1, 7.9018692/1e1, 4.2527777/1e1, 1.3304473/1e1, 2.0241446/1e2, 1.2668171/1e3, 0, 2.592800e1, -7.602961/1e1, 4.637791/1e2, -2.165394/1e3, 6.048144/1e5, -7.293422/1e7;/*函数描述:S型 温度转电压(冷端温度为0) 温度范围：-50C +1760C 毫伏范围：-0.2355 +18.6092*输入变量:T 温度*返回变量:value 毫伏*/float S_TtoV(flo

21、at T) uchar i = 0; float value = 0; if(T 1760.0) return ERROR; else if(T = -50) & (T 0; i-) value = T * value + Var_TtoV_S0i-1; else if(T = 1064.18 & T 0;i-) value = T * value + Var_TtoV_S1i-1; else / if(T = 1664.5 & T 0; i-) value=T * value + Var_TtoV_S2i-1; return value;/*函数描述:R型 温度转电压(冷端温度为0) 温度范

22、围：-50C +1760C 毫伏范围：-0.2264 +21.0026*输入变量:T 温度*返回变量:value 毫伏*/float R_TtoV(float T) uchar i = 0; float value = 0; if(T 1760.0) return ERROR; else if(T = -50 & T 0; i-) value = T * value + Var_TtoV_R0i-1; else if(T = 1064.18 & T 0; i-) value = T * value + Var_TtoV_R1i-1; else /if(T = 1664.5 & T 0; i-)

23、 value = T * value + Var_TtoV_R2i-1; return value;/*函数描述:B型 温度转电压(冷端温度为0) 温度范围：+100C +1820C 毫伏范围：-0.0332 +13.8202*输入变量:T 温度*返回变量:value 毫伏*/float B_TtoV(float T) uchar i = 0; float value = 0; if(T 1820.0) return ERROR; else if(T = 100 & T 0; i-) value = T * value + Var_TtoV_B0i-1; else / ifif(T = 630

24、.615 & T 0; i-) value = T * value + Var_TtoV_B1i-1; return value;/*函数描述:K型 温度转电压(冷端温度为0) 温度范围：-270C +1370C 毫伏范围：-6.4577 +54.8185*输入变量:T 温度*返回变量:value 毫伏*/float K_TtoV(float T) uchar i = 0; float value = 0; if(T 1370.0) return ERROR; else if(T 0; i-) value = T * value + Var_TtoV_K0i-1; value += Var_T

25、toV_K20 * exp(Var_TtoV_K21*(T - 126.9686)*(T - 126.9686); else / if(T = 0 & T 0; i-) value = T * value + Var_TtoV_K1i-1; value += Var_TtoV_K20 * exp(Var_TtoV_K21*(T-126.9686)*(T-126.9686); return value;/*函数描述:N型 温度转电压(冷端温度为0) 温度范围：-270C +1300C 毫伏范围：-4.3451 +47.5125*输入变量:T 温度*返回变量:value 毫伏*/float N_T

26、toV(float T) uchar i = 0; float value = 0; if(T 1300.0) return ERROR; else if(T 0; i-) value = T * value + Var_TtoV_N0i-1; else value = Var_TtoV_N110; for(i = 10; i 0; i-) value = T * value + Var_TtoV_N1i-1; return value;/*函数描述:E型 温度转电压(冷端温度为0) 温度范围：-270C +1000C 毫伏范围：-9.8294 +76.3279*输入变量:T 温度*返回变量:

27、value 毫伏*/float E_TtoV(float T) uchar i = 0; float value = 0; if(T 1000.0) return ERROR; else if(T 0; i-) value = T * value + Var_TtoV_E0i-1; else value = Var_TtoV_E110; for(i = 10; i 0; i-) value = T * value + Var_TtoV_E1i-1; return value;/*函数描述:J型 温度转电压(冷端温度为0) 温度范围：-210C +1200C 毫伏范围：-8.0953 +69.5

28、531*输入变量:T 温度*返回变量:value 毫伏*/float J_TtoV(float T) uchar i = 0; float value = 0; if(T 1200.0) return ERROR; else if(T = -210 & T 0; i-) value = T * value + Var_TtoV_J0i-1; else value = Var_TtoV_J15; for(i = 5; i 0; i-) value = T * value + Var_TtoV_J1i-1; return value;/*函数描述:T型 温度转电压(冷端温度为0) 温度范围：-27

29、0C +400C 毫伏范围：-6.2748 +20.8719*输入变量:T 温度*返回变量:value 毫伏*/float T_TtoV(float T) uchar i = 0; float value = 0; if(T 400.0) return ERROR; else if(T 0; i-) value = T * value + Var_TtoV_T0i-1; else value = Var_TtoV_T18; for(i = 8; i 0;i-) value = T * value + Var_TtoV_T1i-1; return value;/*函数描述:S型 电压转温度(冷端

30、温度为0) 毫伏范围：-0.236 +18.609 温度范围：-50.091C +1759.965C*输入变量:mV 毫伏*返回变量:value 温度*/float S_VtoT(float mV) uchar i = 0; float value = 0; if(mV = -0.245 & mV 0; i-) value = mV * value + Var_VtoT_S0i-1; else if(mV = 1.874 & mV 0; i-) value = mV * value + Var_VtoT_S1i-1; else if(mV = 11.950 & mV 0; i-) value

31、= mV * value + Var_VtoT_S2i-1; else value = Var_VtoT_S34; for(i = 4; i 0; i-) value = mV * value + Var_VtoT_S3i-1; return value;/*函数描述:R型 电压转温度(冷端温度为0) 毫伏范围：-0.226 +21.003 温度范围：-49.856C +1760.035C*输入变量:mV 毫伏*返回变量:value 温度*/float R_VtoT(float mV) uchar i = 0; float value = 0; if(mV = -0.240 & mV 0; i

32、-) value = mV * value + Var_VtoT_R0i-1; else if(mV = 1.923 & mV 0;i-) value = mV * value + Var_VtoT_R1i-1; else if(mV = 11.361 & mV 0; i-) value = mV * value + Var_VtoT_R2i-1; else value = Var_VtoT_R34; for(i = 4; i 0; i-) value = mV * value + Var_VtoT_R3i-1; return value;/*函数描述:B型 电压转温度(冷端温度为0) 毫伏范

33、围：+0.178 +13.820 温度范围：+201.024C +1819.963C*输入变量:mV 毫伏*返回变量:value 温度*/float B_VtoT(float mV) uchar i = 0; float value = 0; if(mV = 0.033 & mV 0; i-) value = mV * value + Var_VtoT_B0i-1; else value = Var_VtoT_B18; for(i = 8; i 0; i-) value = mV * value + Var_VtoT_B1i-1; return value;/*函数描述:K型 电压转温度(冷端

34、温度为0) 毫伏范围：-5.891 +54.819 温度范围：-199.933C +1370.057C*输入变量:mV 毫伏*返回变量:value 温度*/float K_VtoT(float mV) uchar i = 0; float value = 0; if(mV = -6.478 & mV 0; i-) value = mV * value + Var_VtoT_K0i-1; else if(mV = 0 & mV 0; i-) value = mV * value + Var_VtoT_K1i-1; else if(mV = 20.644 & mV 0; i-) value = mV * value + Var_VtoT_K2i-1; return value;/*函数描述:N型 电压转温度(冷端温度为0) 毫伏范围：-3.990 +47.513 温度范围：-199.935C +1299.968C*输入变量:mV 毫伏*返回变量:value 温度*/float N_VtoT(float mV) uchar i = 0; float value = 0; if(mV = -4.365 & mV0; i-) value = mV * value + Var_VtoT_N0i-1; else if(mV