变频恒压供水系统设计毕业论文 - 图文

长春工业大学人文信息学院毕业设计（论文）

result = pterm + pid->integral + dterm; }

else result = pid->integral; pid->last_error = err; return (result); }

void main(void) {

float display_value; int count=0; pid = &warm;

// printf(\gain \\n\

// scanf(\&i_gain, &d_gain); process_point = 30; set_point = 40; p_gain = (float)(5.2);

i_gain = (float)(0.77);d_gain = (float)(0.18); dead_band = 2;

integral_val =(float)(0.01);

printf(\\\n\

printf(\i_gain, d_gain);

printf(\ while(count<=20) {

Scanf(\

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长春工业大学人文信息学院毕业设计（论文）

pid_init(&warm, process_point, set_point); pid_tune(&warm, p_gain,i_gain,d_gain,dead_band); pid_setinteg(&warm,0.0); //pid_setinteg(&warm,30.0); //Get input value for process point pid_bumpless(&warm); // how to display output

display_value = pid_calc(&warm); printf(\

//printf(\ count++; }}

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