| 1. | Numerical analysis of temperature field with heat . transfer of a concentrated heat - resource
带集中热源的散热器温度场的数值分析 |
| 2. | A discussion is made of heat source controlling , methods of designing and alterations of old architectures heating based on household metering of concentrated heating
本文对集中供暖分户计量热源控制、设计方法和旧有建筑供暖的改造进行了探讨。 |
| 3. | Some effective measures such as strengthening management , adopting concentrated heating , controlling wind blown , should be taken so as to improve the air environmental quality in changzhi
加强城市集中供热设施建设、控制扬尘污染是当前改善环境空气质量行之有效的控制措施。 |
| 4. | Heat and electricity cogeneration and concentrated heat supply can realize the project of has the synthetic of saving energy , environmental protection improving the quality of heating and increasing electricity servicing
热电联产集中供热项目具有节约能源、改善环境、提高供热质量、增加电力供应等综合效益，是城市治理大气污染和提高能源综合利用的重要手段之一。 |
| 5. | The construction of the plant is an important measure of dealing with the air pollution and increasing the energy utilization ratio and a very important part of concentrated heat supply as well as basic public construction , which can improve citizen ' s life condition obviously
热电厂的建设是治理大气污染和提高能源利用率的重要措施，是集中供热的重要组成部分，是提高人民生活质量的公益性基础设施。 |
| 6. | Through analyzing the present operation condition and heat supply respect of the beihai heat power plant which is the largest heat and electricity cogeneration and concentrated heat supply corporation in dalian , a scheme is settled to install a climax load adjustment boiler in the plant
针对日益增加的热负荷需求，对大连市最大的热电联产、集中供热单位?北海热电厂目前状况和发展要求进行了分析，并制定了新增调峰锅炉房的方案。 |
| 7. | Basing on the exergy analysis of the evaporation system the links which losing exergy most was found . the external losing exergy mainly concentrated in the consumption of second - degree vapor . the internal losing exergy mainly caused by the difference in temperature of heat conduction and concentrated heat
在对蒸发系统(火用)分析基础上，找到系统(火用)损的主要环节，即二次蒸汽的消耗引起的外部(火用)损、有效传热温差和浓缩热引起的内部(火用)损。 |
| 8. | While the method of lagrange was used to optimize the system , the optimized flow was gained . the flow was appended jet pump behind the first effect and the second effect . by this means , the second - degree vapor was improved and internal losing exergy caused by the difference in temperature of heat conduction and concentrated heat was reduced
采用拉格朗日乘子法对氯化铵回收的三效降膜蒸发系统进行经济优化，得出三效降膜蒸发系统优化流程，即采用在第一、二效后增加热泵和真空蒸发的方法，提高了二次蒸汽的品位能，减少了由于传热温差和浓缩热引起内部(火用)损。 |
| 9. | ( 4 ) thermal pipelines are important parts of concentrated heat supply of the thermoelectricity combination . according to the thermal lube service prospect , the paper calculates thickness of the buried steam pipe , proposes a new opinion of the interface temperature controlling method , and also attempt to determine the resistance loss of the minimal steam tubes and wrote its program
( 4 )热力管网是热电联产集中供热系统的重要组成部分，本文根据热力管道的发展趋势，对直埋蒸汽管道的保温层厚度计算，提出采用界面温度控制法的见解，并进行编程计算，此外，还对直埋蒸汽主管道阻力损失进行编程计算的尝试。 |
| 10. | Taking dalian dye and chemicals co ltd . self thermoelectric plant as an example , this passage has entered on the following discussion on the technical analysis of energy saving and benefit on environment protection . ( 1 ) in view of china ' s present conditions of energy using and taking coal as the main energy supply , the method of concentrated heat supply of the thermoelectricity cogeneration has a great benefit on saving energy and environment continuing development
本文以大连染料化工集团公司自备热电站为例，对热电联产集中供热系统进行了节能技术分析与环保效益评价，具体进行了以下方面的研究： ( 1 )根据我国能源利用现状及燃料供应以煤碳为主的特点，热电联产集中供热方式具有明显地节能和环保效益，是实现可持续发展的重要手段和措施。 |
