## American Institute of Chemical Engineers Symposium SeriesAmerican Institute of Chemical Engineers, 1997 - Chemical engineering |

### From inside the book

Results 1-3 of 88

Page 143

During this sequence, the upper zone power was set to a constant value while

the error in the upper

technique can limit the overshoot to 6°C while increasing the processing time

only 1 ...

During this sequence, the upper zone power was set to a constant value while

the error in the upper

**loop**was set equal to zero. Figure 1 1 shows how thistechnique can limit the overshoot to 6°C while increasing the processing time

only 1 ...

Page 213

The first has to do with generating the input output data that contain relevant

system information for closed-

development of numerically stable and robust identification algorithms that do not

require ...

The first has to do with generating the input output data that contain relevant

system information for closed-

**loop**control. The second concerns thedevelopment of numerically stable and robust identification algorithms that do not

require ...

Page 334

However, constraint violations occur for only 4 samples and closed-

is very close to the open-

solution, the worst constraint violation is smaller and the last violation is observed

at ...

However, constraint violations occur for only 4 samples and closed-

**loop**behavioris very close to the open-

**loop**predictions. With the oc-norm soft constrainedsolution, the worst constraint violation is smaller and the last violation is observed

at ...

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### Contents

Control Technology Challenges for the Future | 1 |

Predictive Control | 5 |

Adaptive and Nonlinear Control Fact or Fantasy? | 9 |

Copyright | |

22 other sections not shown

### Common terms and phrases

adaptive control AIChE algorithm analysis analytical applications approach auto-correlation batch behavior changes Chem Chemical Engineering chemical process chip closed-loop constraints continuous control problems control system controller design defined developed discrete disturbance dynamic equations estimation example feedback control Figure filter finite Grafcet horizon hybrid systems identification IEEE implementation input linear control loop manufacturing matrix measurement methods model predictive control monitoring Morari multivariable neural networks nonlinear control nonlinear model nonlinear systems on-line operating optimal control output error paper machine parameter performance Petri nets PID controllers plant Proc process control process model programming Pulp and Paper quadratic quadratic program Rawlings reactor response robust control scheduling sensors sequence set point significant simulation solution solved specifications stability step structure synthesis TAPPI Press techniques temperature theory tion trajectory transfer function trend trol uncertainty valve variables vector wafer