The afterheat , which is collected by recovery devices , in winter can be used as the low level thermal source of heat pump , and in summer can preheat feed water , thus equivalent an economizer . because energy flows in the system so reasonably that energy is used to the most , therefore , its energy conservation effect is significant , and the operating expenditure declines consequently . the sewage can be reused after due treatment , thua it has a certain social and ecological benefit , too 本研究中选用分离式热管装置提供洗浴用水，利用水源热泵装置，一机两用，进行空间供热和制冷，并通过余热回收器对系统内的余热进行回收，冬季可作为水源热泵的低位热源，夏季可对锅炉给水进行预热，起到“省煤器”的作用。这样实现系统内的能量合理流动，从而达到节能的目的，同时洗浴污水经适当的处理后可以回用，因而还具有一定的社会和生态效益。
Establishing on the foundation of the project of " the monitoring state and maintenance assist support system of feed pump for 300mw unit , shiheng power plant , shandong " , this paper ' s content comprise on - line monitoring and thermodynamic calculation on small steam turbine for feed water pump , and supply the necessary data for feed water pump ' s performance analysis , trouble analysis and small steam turbine ' s performance analysis , optimization , heat stress calculation and tremble monitoring <中文摘要> =本论文的内容是建立在“山东石横电厂给水泵状态监测与维修辅助支持系统”项目基础上，涉及大型机组锅炉给水泵驱动用小汽轮机进行在线监测和热力计算，为给水泵的性能分析、故障分析以及小汽轮机的性能分析和优化、热应力计算和震动监测提供必需的数据。
3 . on boiler retrofit , the calculation of fuel burning , the heat calculation of boiler inside structure and convection section , and the design of structure parameter of feed water heat exchanger are made . the flue gas channels " resistance calculation and the boiler strength verifying are also carried out . replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant 对锅炉本体进行了燃料燃烧计算、炉膛结构热力计算、对流受热面结构热力计算、锅炉给水加热器结构参数设计、烟道阻力计算及锅炉元件强度校核等；改进了水冷壁布置使换热效果更好，减少辐射换热损失；改进对流段结构，更充分的利用炉膛出口烟气余热，提高热效率；并且进行了烟气阻力计算、热效率计算和能量平衡测试，对改进后的稠油燃料和改进前进行了对比，燃烧状况和热效率有明显改善。
Based on the perturbation riccati transfer matrix method , the calculating program are developed . the program can be used to the perturbation analysis and the sensitivity analysis of the real and complex , the single and repeated eigenvalues and eigenvectors for lateral vibration of rod and beam structures , especially suitable to the perturbation analysis and the sensitivity analysis of eigenvalues and eigenvectors for rotordynamic systems ; 2 . the perturbation riccati transfer matrix method was applied to identify the parameters of the rotor for a boiler supply pump , and the accurate dynamic model of the rotor was archived 该程序可以对杆、梁结构横向弯曲振动的实数、复数的孤立和重频特征值问题进行摄动分析和灵敏度分析，特别是适合于转子动力学系统特征值和特征向量问题的摄动分析和灵敏度分析； 2 、用摄动riccati传递矩阵方法解决了某电站锅炉给水泵转子的参数识别及动力模型修改的问题，并给出了该种型号的给水泵转子的更准确的力学模型，为进一步的转子动力学分析与设计奠定了可靠基础； 3 、给出了摄动理论在相关领域如随机特征值分析、随机振动响应分析、可靠性分析、灵敏度分析、优化设计以及参数识别中的应用公式。
This paper analyzes several familiar technologies of boiler ' s water supply and deoxidization such as the methods of deoxidizing by heat power and by sodium sulfite , points out their respective merits and flaws and their own different areas of application and thus some suggestions are put forward about the chosen methods of boiler ' s water supply and deoxidization 摘要分析了几种常见的锅炉给水除氧技术，如热力除氧法、亚硫酸钠除氧法等，指出了它们的优缺点和各自不同的适用范围，并给出了锅炉给水除氧方法选用的一些建议。
A test - bed of dg45 - 80 10 hypo - pressure feed water pump is designed , based on which the general on - line performance testing system is developed and the thermodynamic method is introduced to measure the efficiency of the pump . a new programming technology combining vc + + with matlab is presented by which the vibration monitoring system of boiler feed water pump is developed successfully to perform data analysis after on - line acquisition 本文首先进行了次高压锅炉给水泵dg45 80 10实验台的设计，在此实验台设计成功并安装调试通过的基础上，开发了锅炉给水泵通用性能试验系统，包括测点的布置、各型测量仪器的选购，设计，安装和调试以及软件平台开发。
The paper introduced testing principle of infrared image in course of metallurgy heat engineering testing , based on several applied examples , analyzed application properties and range of infrared image technique and thermal image analysis in heat engineering analysis 变频器的发展十分迅速,在工业领域里应用也日益广泛.某电厂四台锅炉给水泵运行情况,通过分析和计算,认为在锅炉给水泵中采用变频技术,能够为企业节约大量电费,并可降低电机运行电流和线路损耗,减少了水泵维修费用,从而进一步提高了企业综合经济效益
