The problem of incomplete combustion in boilers has been solved by using the methods of coal wetting and installation of different - coal layer - burning device , with a result of lower coal consumption and higher thermal efficiency 采用燃煤布湿和安装分层燃烧装置，较好地解决了锅炉燃烧不完全的问题，降低了煤耗，提高了锅炉的热效率。
The performance of the all - sided technology transformation has very important significance on reducing the generating units coal consumption , increasing the generating units efficiency and prolonging the generating units life 机组全面改造完成，对降低机组煤耗，提高机组效率，延长机组寿命都具有重大意义，经济效益、社会效益十分可观。
After the modification , the characteristic of outlet water of the spray nozzle is changed and the outlet temperature of the cooling water from the spray nozzle is decreased . as a result , the coal consumption is reduced and the efficiency of the steam turbine is better 通过对喷溅装置的改造，改变了喷头的出水特性，从而降低了冷却水出水温度，提高了汽轮机真空和汽轮机热效率，降低了煤耗，提高了机组运行的经济性。
In chapter four , compared the forecast of mawan electric power plant with that of shiheng electric power plant , the validity of the forecast model established in the thesis is checked up and the efficient practical result of applying inverse exponent nonlinear recursive forecast model is confirmed . in addition , compared with other common forecast models in chapter five , the distinct practicability and superiority of using ienr forecast model was further illustrated in forecasting energy saving target in electric power plants 本文的第四章通过妈湾发电厂和石横发电厂供电煤耗数据进行处理和归纳，对本文所建立的预测模型进行检验，在第五章与其他常用的预测模型进行比较，更进一步说明本文的模型在对电厂节能目标的预测上具有明显的优势和实用性。
Diagrams for example coal consumption and thermal efficiency in the light of online calculation presented by a software about boiler economic performance optimization developed with the tools visual c + + give you quick analysis and visualized judgment for boiler under different working conditions （ 3 ）用visualc + +开发工具对锅炉经济性能优化软件进行了开发。根据现场运行提供的数据，通过计算，图表显示煤耗、锅炉效率等参数的特性曲线；快速直观的分析、判断不同运行工况下锅炉的可靠性与经济性。
The proportion of natural gas in consumption of energy is constantly rising . gas turbine and engine cogeneration is one of the rational ways in utilization of natural gas . using index system evaluating thermodynamic performance of energy utilization systems on the basis of electricity , the allocation models of the fuel consumption for the gas turbine and engine chp plant were deduced 本文根据以电量为基准的热力性能评价思想，研究燃机热电联产煤耗分摊问题，并给出了燃机燃气蒸汽联合循环热电联产、燃机简单循环热电联产系统的电、热两种产品生产的煤耗分摊模型。
The main functions of the software include the conditions monitoring of the units and the performance analysis on line , for example , the calculation of the net coal consumption rate of thermal power plants , the net coal consumption rate of power supply , the efficiency of boiler , the efficiency of turbine and other significant index 该系统使用方便、灵活、功能强大、界面友好，并具有数据有效性检验和用户安全验证功能，具有丰富的报表、图形界面来显示计算分析结果。这套系统可以在线监测和分析机组的运行效率，包括发电煤耗、供电煤耗、锅炉效率、汽轮机效率和厂用电率。
The vary of the parameter of the steam ) . the software provide function of " alert " if some parameters exceed the range of permission , and this may urge the operator to adjust operation condition and put right . meanwhile , this may promise the units under the conditions of optimization , and achieve lower net coal consumption rate of thermal power plant and higher generation efficiency 同时，这套系统可以在线分析热力系统的各小指标如主蒸汽参数、抽汽参数和排汽参数在偏离目标值时所引起的煤耗额外增加值，对于偏离目标值超过允许范围时的参数提出报警，以提醒运行人员调整运行，纠正偏差，使各参数都运行在最佳状态，从而降低煤耗，提高机组的运行效率。
The performance model and the online fuel consumption curve of boiler - turbine unit are the basis for load optimal distribution . the improved equal incremental principle and linear programming are adopted in plant online load optimal distribution system . the plant online load optimal distribution software is developed with the support of visual basic 6 . 0 , and is used in two power plants as example 通过建立各单元机组的性能模型，并在线确定机组的煤耗特性曲线，从而为实现负荷最优分配提供了可靠的依据；负荷分配算法采用了等微增率原理和线性规划方法，并对现有算法进行了改进；借助visualbasic6 . 0开发了通用性较好的软件，并结合两个实例就软件分配计算结果的经济性进行了分析和评估，结果表明，该软件计算得到的负荷分配方案经济、可行，具有良好的应用前景。
To meet the need of timely and accurate acquaint and analysis of the power plant fuel consumption in the reform of power industry in china , studies in this paper were mainly focused on the following several aspects : online calculation of the thermal economical performance of boiler , steam turbine and heat system was discussed and studied , and the dynamic relationship between real - time unit 本论文从机组的热力特性和负荷因素出发，深入地探究了火电厂的实时负荷与煤耗量的依变关系，通过计算程序得出其变化曲线；然后进一步计算出年、月、日的煤耗量，为燃料部门的购煤提供依据，以便及时做出购煤的计划；同时分析环境温度、煤质变化对机组煤耗量的影响。
