The application of frequency in- verter dynamoelectric valve in pulp consistency control;
变频电动阀门在纸浆浓度控制中的应用
To cope with the problems of uncertainty and delay for pulp consistency control,Immunity Control combined with double predictive and Smith predictor controller is proposed.
针对纸浆浓度控制系统具有大纯滞后和模型不确定的特性,提出将免疫控制原理应用于双闭环控制系统中,对带有Sm ith预估器的系统进行在线调节。
A new determination and control system of pulp consistency and flow has been applied in Lianhuashan Paper Mill.
莲花山造纸厂采用一套新的纸浆浓度和流量测控系统，本文介绍应用该系统的结果。
An example of improvement on pulp concentration control under the changing flow;
流量多变情况下纸浆浓度控制改进实例
Adaptive control of pulp concentration by neuron method with Smith predictor;
纸浆浓度的Smith预估器神经元自适应控制
Short Message Service was brought to improve the system of pulp concentration regulation.
针对纸浆浓度调节现场的不足之处进行研究,采用了手机短信业务系统,并对其网络结构和逻辑框图,以及处理流程中的发送信息和短信发送、接收的同步、短信反馈和延时以及系统软件构成等进行了可行性进行了分析。
Aimed at solving the defects existing in the analog transmitter instruments controlling procedure of pulp concentration low precision and stability,high power consumption and expensive maintenance cost,an intelligence transmitter with CAN bus communication function for pulp consistency control was described.
针对纸浆浓度控制过程中模拟仪表变送器存在的纸浆浓度调节精度低、稳定性差以及功耗大、维护成本高等缺点,设计了一种具有CAN总线通信功能的智能变送器。
The algorithm and the learning rule of the neuron adaptive PID controller for pulp consistency control system are described in this paper.
针对纸浆浓度控制,研究了单神经元自适应PID控制器的实现算法和自学习规律,采用模糊集理论对单神经元学习速率进行动态调整。
At the last part of the paper, it expounded the method and procedure of system trial-run and experimental analysis on the system network communi- cation, pulp consistency and multi-dryer steam temperature test-control performances, besides, with the help of MATLAB simulator software, simulated analysis on the parameters fuzzy self-set PID control algorithm used in pulp consistency control.
论文首先对CAN总线的性能特点,协议模型等进行了分析,并与传统的DCS控制系统进行了比较,介绍了基于现场总线的测控系统在造纸生产过程中应用的重要意义;然后讨论了现场测控系统的总体设计方案和功能特点;详细论述了系统各主要组成部分的硬件结构以及硬件设计中有关抗干扰的问题,阐述了系统软件部分的程序框图:针对造纸生产过程的特点,提出了参数模糊自整定PID控制算法;论文最后,阐述了系统调试的方法与步骤,对系统的网络通信情况、纸浆浓度测控性能和多段烘缸蒸汽温度测控性能进行了实验分析,并利用MATLAB软件对纸浆浓度控制中所采用的参数模糊自整定PID控制算法进行了仿真分析。
The Application of stock consistency control system of BTG rotor consistency transmeter
BTG旋转式浓度变送器在纸浆浓度控制中的应用
Pulp--Determination of stock concentration--Rapid method
GB/T5399-1985纸浆浓度的测定快速法
Application of Expert Control Used in the Pulp Consistency;
专家控制在纸浆浓度控制中的应用研究
Advanced Treatment Technology for High-Concentration Wastewater from Pulp and Paper Mills
高浓度制浆造纸废水的深度治理技术
High Consistency Conical Refiner for Pulping;
造纸高浓度锥形磨浆机的研究与设计
hard beating pulp
高打浆度纸浆粘状浆
Research on Theory of Ultrasonic Attenuation in Pulp Suspension and Its Application in Concentration and Flow Measurement;
纸浆悬浮液超声衰减理论及其在浓度流量检测中的应用研究
Study on the Plug Flow of Medium-consistency Pulp Suspensions by Experiment
中浓纸浆悬浮液塞流流动的实验研究
Application of High Consistency Beating Technology in Making Offset Book Printing Paper with Full Reed Pulp
应用高浓打浆技术用全苇浆生产胶印书刊纸
Used for thickening and washing low consistency pulp.
盘式浓缩机主要用于制浆造纸行业对低浓浆料的洗涤、缩。
Pulps--Measurement of brightness
GB/T8940.2-1988纸浆白度测定法
testing method for fiber length of pulp by projection
纸浆纤维长度测定方法
Dissolving pulp: Highly processed chemical pulp.
溶解浆:极度处理的化学纸浆。
Pulp and paper--Determination of zero-span tensile properties
GB/T2678.4-1994纸浆和纸零距抗张强度测定法
testing method for brightness of paper and pulp by hunter
纸及纸浆猎表白度测定法
Advanced treatment of composite wastewater from regenerated papermaking by O_3/UV+BAC technology
O_3/UV+BAC深度处理废纸制浆造纸废水
Research and Numerical Analysis on Pressure Pulse of Low-consistency Centrifugal Pulp Pump;
离心式低浓纸浆泵压力脉动的研究及数值模拟
Study on the Technology and Equipment of High Consistency Waste Paper Pulp Bleaching by Hydrogen Peroxide
高浓废纸浆过氧化氢漂白技术与装置的研究