1) three impulse
三冲量
1.
Siemens S7-400 series PLC is used in the design,and then the selection and configuration of hardware equipment is almost accomplished,the design also uses Step7 programming software to achieve the establishment of the three impulse control software of drum water level for the converter waste heat boiler.
在设计中采用了Siemens公司的S7-400系列PLC,完成了硬件设备选型和配置,并用编程软件Step7实现转炉余热锅炉汽包水位三冲量控制软件编制。
2) three impulses
三冲量
1.
This paper introduces CITECT'S CitectSCAND and MOXoc control system applying in Coke Dry Quenching System of JINAN Iron & Settl Group Corporation,including configuration,control function?system construction,and three impulses control of realize etc.
介绍了CITECT的上位CitectSCAND组态及下位MOXoc开放控制系统在济南钢铁集团总公司干熄焦系统中的应用,包括上位组态、控制功能、系统结构及三冲量控制的实现等。
2.
A kind of fuzzy adaptative PID controller is described and this controller is used in boilers drum water level three impulses control system in order to get the static performance of water level,aiming at the particularity of drum boiler water supply.
针对汽包锅炉给水过程的特点,采用了一种模糊自适应PID控制器,将该控制器应用于锅炉汽包水位三冲量控制系统,以期望达到水位的静特性。
3.
Considering the reverse characteristics of water level of boiler drum, a predictive PID control strategy is used to the three impulses control system of water level of boiler drum, that is, PID control is used in inner loop to overcome water supplying disturbance of control path and predictive PI is used in outer loop to attenuate the disturbance because of changing of steam flow rate.
针对锅炉汽包水位的反向特性,采用一种预测PID控制方法并应用于锅炉汽包水位的三冲量控制系统,即内环采用PID控制快速消除控制通道的给水扰动,外环采用预测PI控制用以克服蒸汽流量变化产生的扰动。
3) three-impulse
三冲量
1.
The feed-water features and requirements of thermo-electric generating unit were analyzed comprehensively based on basic automatic control theories,and the control strategy was realized by combining three-impulse with single-impulse feed-water control system.
给水全程控制系统是火力发电厂单元机组协调控制中的主要子系统之一,针对其可靠运行直接关系到整个发电系统的安全问题,采用单冲量和三冲量控制系统有机结合的控制策略,应用自动控制理论对单元机组给水的要求和特点进行了全面的分析,使单元机组给水全程控制从锅炉点火到机组满负荷运行,始终保持汽包水位在允许的范围内,而且系统稳态误差小,控制精度高,超调量小。
2.
Second, the author has analyzed the principle, advantage and shortage, ability of controlling false-water-level of different kinds of water level control systems, including position-control system, three-impulse control system and so on.
并针对船用增压锅炉,设计了汽包水位的三冲量控制系统,采用PID控制算法,分几种工况进行仿真研究,仿真结果表明,汽包水位三冲量控制能够控制“虚假水位”现象,满足汽包水位的控制要求。
4) three-variable
三冲量
1.
In this paper,static characteristic and dynamic property of the three-variable control system are analyzed by simulation.
本文对偶合器变速调节的锅炉汽包三冲量水位控制系统进行仿真研究,并针对系统的特性设计了不完全微分PID控制器。
5) three variables
三冲量
1.
The characteristics of automatic control schemes with one variable or two variables or three variables were discussed, as well as some problems concerned in engineering.
本文介绍了锅炉汽包水位的动态特性 ,单冲量、双冲量、三冲量控制方案的特点及工程中需注意的问题 ,着重介绍了汽包三冲量控制方案。
6) singl/three momentum
单/三冲量
补充资料：三冲量水位控制
分子式：
CAS号：
性质：三冲量水位控制以双冲量水位控制为基础（见双冲量水位控制），引入给水流量信号，组成以汽包水位为被控变量，给水流量为控制变量，负荷蒸气为前馈信号的串级加前馈控制系统。三冲量水位控制不仅能有效克服“假水位”影响，而且能抑抑制给水扰动。
CAS号：
性质：三冲量水位控制以双冲量水位控制为基础（见双冲量水位控制），引入给水流量信号，组成以汽包水位为被控变量，给水流量为控制变量，负荷蒸气为前馈信号的串级加前馈控制系统。三冲量水位控制不仅能有效克服“假水位”影响，而且能抑抑制给水扰动。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条