This paper designed a multivariable load Optical Preview Control (OPC) system for a thermal power unit, and discussed the effect of preview step number on control performance of the load OPC system.
文章针对单元机组负荷控制的特点,采用最优预见控制(OPC)策略设计了基于多变量预见控制原理的单元机组负荷最优预见控制系统,并讨论了预见步数对控制品质的影响。
The thesis designs a frequency-power automatical control unit based on PLC, enabling generators to run reliably even if in the event of heavy load fluctuating.
本文设计了一种基于PLC控制的自动调频调载装置,可使发电机组在大负荷波动的情况下也能可靠地运行;
In addition, the hardware structure of the control unit in controllable load is presented in the paper.
另外,本文对于可控负载中控制单元的硬件结构给予了介绍。
The AGC unit sends signals to the generating units under its control to raise or lower load as required to correct frequency and tie-line loadings.
AGC控制单元送出信号至受其控制的发电机组,按标准频率和联络线负荷的要求来增大和减少负荷。 收藏。
While the controller is applied to controlling system about unit load of boiler, adaptive control of nonlinear big-lagged system is realized.
将该控制器应用于锅炉的单元机组负荷控制系统中,实现了对非线性和大时滞系统的自适应控制。
A new coordinated control model based on the energy balance between the value of radiative energy signal and the unit load is established, to improve the unit load control.
而且,通过三维温度场所获得的总辐射能,建立辐射能信号与机组负荷之间能量平衡的新的协调控制模型,可提高机组负荷控制水平。
This paper describes a unit that can be installed on the spine test machine to control the load automatically in the process of spine mechanics experiment.
介绍了一种在脊柱力学实验中实现对脊柱试验机进行自动加载控制的装置。
Finally, this study analysised the asphalt mixture fatigue damage evolution process of stress control mode and established a relationship between unit load fatigue damage rate and the fatigue life.
最后,本研究分析了应力控制模式下沥青混合料疲劳试验过程中的损伤演化规律,建立了单位加载疲劳损伤率与疲劳寿命之间的关系式。
This paper analyzed the cooperative control principle of unit and abnormal situation of load and steam pressure in the process of load change, pointed out method of resolving this problem.
对机组协调控制原理、变负荷过程中负荷与汽压异常情况的分析,提出了解决这一问题的方法。
Digital electro-hydraulic control system (DEH) is the core of turbine control system, then the performance of load control system determines whether the unit can run better.
数字式电液调节系统(DEH)是控制汽轮机运行的核心,其负荷调节系统控制性能的优劣直接影响整个机组的正常运行。
With the improvement of unit load and parameters of the thermal power plant, and also with the complicating of thermal equipments, automatic control systems are required more and more efficient.
随着火电机组容量和参数的提高及热力设备的复杂化,对自动控制系统的要求越来越高。
The operation of load distribution of boiler and turbine as well as the principle for coordinated control for thermal power generation unit with header are expounded.
论述了母管制热电机组锅炉、汽机的负荷分配运算和协调控制原理。
In this paper, a new concept that steam turbine generator unit quickly responds to the director of Automatic generation control (AGC) by optimal Changing Load-acceleration is presented.
在本文中,汽轮发电机组的一个新概念,迅速作出响应,自动发电控制(agc)导演的最佳变负荷加速。
The structure compensation unit was designed and the control scheme of eliminating the superfluous force of the electro-hydraulic load simulator was proposed.
设计了结构补偿环节,提出电液负载模拟器多余力抑制的控制方案,从理论上结构补偿环节可以实现对系统全部补偿和抑制多余力。
The system is composed of rotate drive and control unit, data acquisition unit, program control load, initial excitation source and measure-control program.
本文设计的发电机检测系统由转速驱动和控制单元,数据采集单元,可程控的负载,初始励磁电源以及应用测试软件组成。
With the digital control, volume of compressive oil provided by hydraulic power unit in actuator can be regulated to modulate the test load value.
在油源设备提供一定压力油液的情况下,计算机调整输入到液压缸内的油液流量,由此控制试验载荷。
After modification, the control precision of the whole air conditioner unit is high, the energy consumption is reduced sharply, the cold and heat load of the surface condenser and th...
改造后机组整体控制精度高,能耗大幅降低,满足了表冷器和加热器的冷热负荷。
Based on the principle of power bond graphs, the modeling method for the hydraulic steering control unit type BZZ5 with the load sensing hydraulic steering system is introduced.
依据功率键合图原理,研究BZZ5型液压转向器和负荷传感全液压转向系统的建模方法。
Water level of boiler drum in power station is one of the main control parameters for turbine-generator unit, which reflects the balance of boiler load and feed-water indirectly.
电站锅炉汽包水位间接地反映了锅炉负荷与给水平衡的关系。是电站发电机组运行的主要控制参数之一。
The problem of tuning of the load feedback control system of boil-turbogenerator unit, as the turbine is equipped with power-frequency control system, is discussed in this paper.
本文讨论汽轮机采用功频调节系统时,锅炉-汽轮发电机单元机组负荷反馈控制系统的整定问题。
The electronic control unit can also intelligently transfer stroke and load signals of the hydraulic cylinder to other electronic units and a master control computer by real-time network.
电子控制单元还可以智能的将液压缸的行程和载荷信号、通过实时网络传送给其他电子单元及主控计算机。
The gird side converter is adopted DC voltage stable and unit power factor grid-connected control, and feedback the active power absorbed from the load side to the grid side.
网侧变流器采用直流电压稳定并保证并单位功率因数并网,并将负荷侧吸收的有功功率馈送回电网。
The gird side converter is adopted DC voltage stable and unit power factor grid-connected control, and feedback the active power absorbed from the load side to the grid side.
网侧变流器采用直流电压稳定并保证并单位功率因数并网,并将负荷侧吸收的有功功率馈送回电网。
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