| 1. | Batch cooking is one of widely used methods in pulping industry 间歇蒸煮作为制浆造纸生产普遍采用的方法,是一个典型的间歇生产过程。 |
| 2. | Study on the mathematical model of effective alkali concentration during the bamboo sulfate batch cooking process 竹子硫酸盐法间歇蒸煮过程有效碱浓度数学模型研究 |
| 3. | Some research on process modelling and simulations are carried out for quality control and monitoring in batch cooking process 论文主要在建模理论上做了一些研究,并以间歇蒸煮过程为背景作了一些仿真研究。 |
| 4. | Our aim is to develop a batch cooking monitoring framework , which can improving the ability to detect abnormal changes of batch process 本文目的是给出一种间歇蒸煮过程多元统计监控框架,提高检测过程异常的能力。 |
| 5. | In practice , it is not uncommon for disturbances to evolve over several cooking batches , leading to a gradual drift of the pulp quality out of acceptable control limits 实际间歇蒸煮过程中,时常有某些干扰影响连续多个批次,导致纸浆质量逐渐漂移出控制限的情况。 |
| 6. | This paper combines model identification of batch cooking process with process monitoring . state - space model of batch process are identified directly from process data using subspace identification method , which are developed originally for identifying continuous processes 将过程的模型辨识和质量监控结合起来,把连续过程建模中提出的子空间辨识方法应用到间歇蒸煮过程。 |
| 7. | The proposed state - space monitoring approach is tested on a pulp digester . 4sid method is used to develop a state - space model of multi - dimensional batch variables correlation from nomal operating data . simulation results on pulp quality control and process monitoring shows the effectiveness of the method 4 、在上述研究的基础上,以间歇蒸煮为应用背景,对过程输入输出数据进行子空间辨识,建立了状态空间模型,应用于该过程的纸浆质量控制和过程监视。 |
| 8. | Firstly , the batch cooking technology and reaction machanism in the cooking process are introduced . an overview on the history and latest achievements in modeling and control of batch cooking process are given . advantages and problems of quality control and monitoring for batch cooking process are discussed and research direction of this dissertation are pointed out 主要内容包括: 1 、介绍了间歇制浆蒸煮过程工艺、反应机理,总结了间歇蒸煮过程建模和控制的发展历史与研究现状,简要介绍了常用的建模方法和控制策略,分析了间歇蒸煮纸浆质量控制和过程监控存在的问题。 |