| 1. | The mathematical models set up for flow and heat calculations have been applied in the design work of intelligent flow or heat accumulators 对于流量、热量计算的数学模型,已在各类智能流量、热量积算仪的设计中得到了应用。 |
| 2. | In order to apply in reality , this thesis has also given out the basic procedure of the micro - vortex - tube refrigeration device , and has car ried on heating calculation 为了在实际中进行应用,本文还给出了微型涡流管制冷器的基本流程,并且进行了热力计算。 |
| 3. | As the key parameters in flow and heat calculations , density ( ) and enthalpy ( h ) , there is still lack of a definite mathematical model for such parameters " computing method 但作为流量计算中的关键参数密度( )和热量计算中的关键参数热焓值( h )的计算方法,却没有一个明确的数学模型。 |
| 4. | 2 . design scheme of gravity heat pipe air pre - heater is proposed which fits the actual situation of injecting steam boilers . detailed heat calculation and design on heat recovery of flue gas is carrying out 提出了采用适合于注汽炉实际工况的重力热管式空气预热器的设计方案,对烟气的余热回收进行了详细的热力计算和设计。 |
| 5. | Especially , to solve the functional heated calculation , which is the core work of boiler project analysis , the dissertation contributes a sequential modular iterative algorithm by referring to the theory of process system simulation 其中,本文基于过程系统模拟理论,对锅炉方案分析活动中最为重要的功能性热力计算提出了一种序贯模块迭代的新算法。 |
| 6. | For the limitation of the former soviet union boiler unit heating calculation standard methods in 1973 in the boiler furnace , panel and platen superheater , this paper puts forward the new methods of the boiler heating calculation 分析了前苏联73年锅炉机组热力计算标准方法中炉膛、分隔屏过热器和屏式过热器计算方法的缺陷,初步提出锅炉热力计算新方法。 |
| 7. | 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。 |
| 8. | In accordance with a boiler whose capacity is 1025t / h in a certain power plant , this paper builds the heating calculation model of new method and the former soviet union method , finds the solutions to the model under the designed coal quality , compares the results with the design data , verifies and analyzes the new heating calculation model 针对某电厂1025锅炉机组,按照新方法和前苏联方法分别建立热力计算模型,在设计煤质下对模型进行求解,将计算结果与设计数据进行比较,对新方法进行验证和分析。 |
| 9. | In this paper , by checking up the heat calculation about the experiment results of the single row tube and double waves belt , i come at the function of the heat transfer factor j and the reynolds number re , i also come at the function of the f r i ct i on factor ^ " and the reyno i ds number re 本文还通过对单排双波带散热器的实验结果进行校核热计算,回归导出该种散热器的传热因子j及摩擦因子f与雷诺数re的数学表达式,从而为用这种芯子根据厂家要求设计散热器提供了理论依据。 |
| 10. | This thesis will put forward a new design project that aimed at discussing the packing sets of natural - draft counter - flow dry cooling tower , which is the research and application of the spray nozzle . the content mainly includes the experimental study of the application of the jnx - 01 spray nozzle in cooling tower , as well as the heating calculation 本文将针对自然通风逆流湿冷式冷却塔中影响效率较大的淋水装置提出设计改进方案,即旋转式喷溅装置的研究与应用,内容主要包括jnx - 01型节能旋转式喷溅装置及旋转溅水碟式喷头在冷却塔上应用情况的试验研究及热力计算。 |