The share of cost for heat and electric has been finished using thermal economic method and heat balance method . the software of performance monitoring and checkup system are developed based on the c / s structure using the mis network . zheng haicun ( power engineering ) directed by prof 同时结合电厂的主要辅机及运行小指标对运行人员进行管理考核，在实现方式上利用电厂的mis系统丌发了基于客户端服务器端的在线性能监测及考核系统软件。
It is widely applied in many fields such as the structure monitoring of the large compound material and the concrete , the performance monitoring of the intelligent materials , electric power industry , medicine , chemical engineering etc . the demodulation technique of the fbg is currently a critical and difficult problem in nowadays fbg censoring technique fields Fbg ( fiberbragggraing )传感器是目前光纤光栅传感领域的研究热点之一，其被广泛应用于大型复合材料和混凝土的结构监测，智能材料的性能监测，电力工业，医药和化工等领域。
Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation , a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis . in the model , the method of no throttle and fan performance curve were used as basis . and on the basis of that model , fan performance curves of 4 - 73no . 8d were approached with experimental data of different speed , different opening - angles of guide blade and different resistance of pipeline , the precision and the error law of model were studied 本文针对电站风机性能监测系统研究较少的现状，在实验的基础上分析了现场加装进气箱和由于安装造成的导流器叶片开度不一致对风机性能曲线的影响，并在此基础上采用无节流方法测量流量，以风机调节性能曲线为依据，建立了基于径向基函数( rbf )神经网络的风机流量全程监测模型；以实验室4 - 73no . 8d离心风机为研究对象，探讨了rbf神经网络差压模型在变转速、变导流器开度和变管网阻力等工况下的应用精度和误差分布规律；最后用visualc + +语言开发了风机性能在线监测系统。
Fiber bragg grating ( fbg ) sensor , which uses the property that the bragg wavelength is sensitive to temperature and strain , is a new kind of fiber optic sensor . in addition to having the same functions as the traditional electric sensors , the fbg sensor also has some special characteristics such as distributed sensing , immune to electromagnetic interference , high precision and long - term stability 光纤bragg光栅传感器是利用bragg波长对温度、应力的敏感特性而制成的一种新型的光纤传感器，除具有传统电类传感器的功能外，它还具有分布传感、抗电磁干扰、精度高、长期稳定性好等优点，在大型复合材料和混凝土的结构监测、智能材料的性能监测、电力工业、医药和化工等领域有着广阔的应用前景。
Under the background of the project " gold aviation network management and performance optimizing " , we ' ve developed a distributed network performance monitoring system with . the simple network management protocol ( snmp ) as the main technology after studied the condition of modern network management and its promising directions 本文以“金航网络管理及性能优化”课题为依托，在全面了解网络管理现状及发展趋势的基础上，以基于snmp协议的网络管理为主要技术手段，着重于开发一套分布式的网络性能监测系统。
A stuty on the visual performance moniting and analysis system of diesel engine for marine use abstract : on the basis of a brief analysis of the present state of diesel engine performance moniting and analysis system for marine use , this paper put forward a new visual performance moniting and analysis system 本文简单分析了船用柴油机性能监测与分析系统的现状，提出一个集柴油机性能试验和实船监测于一体、从厂家到船舶跟随机器、兼顾性能测试和技术状态评估、提供数据输出接口的可视船用柴油机性能监测与分析系统。
It is widely applied in many fields such as the structure monitoring of the large compound material and the concrete , the performance monitoring of the intelligent materials , electric power industry , medicine , chemical engineering etc . the demodulation technique of the fbg is currently a critical and difficult problem in nowadays fbg sensoririg technique fields Fbg传感器是目前光纤光栅传感领域的研究热点之一，其被广泛应用于大型复合材料和混凝土的结构监测，智能材料的性能监测，电力工业，医药和化工等领域。
Form the point view of condenser and cooling tower as a whole , the paper studies the model of condenser performance monitoring , which includes the monitoring model of tube wall cleanness factor , the calculation model of condenser pressure target value and the optimum model of circulating water system 本文从凝汽器和冷却塔的整体角度研究了凝汽器的性能监测模型，主要包括：凝汽器水侧管壁清洁系数的监测模型、凝汽器压力应达值的计算模型和循环水系统的优化模型。
