| 1. | There are no data in the supercritical pressure region for storable propellant combinations . 没有关于可贮存推进剂组合在超临界压力范围的数据。 |
| 2. | This project is doing some prophase investigation on the supercritical pressure circulating fluidized bed boiler 本课题是对超临界循环床这一循环床最新发展动向做前期研究。 |
| 3. | The present investigation sows that cfb is more suitable than pc boiler under the condition of supercritical pressure 阐述了流化床锅炉比煤粉炉更适于采用超临界参数的优势。 |
| 4. | The calculated results indicate that the design of supercritical pressure cfb under supercritical pressure is possible 计算结果表明初步设计的600mw超临界cfb在超临界工况下是成功的。 |
| 5. | The technical feasibility , thermodynamic effectiveness and the engineering problem of supercritical pressure circulating fluidized bed boiler with vertical furnace walls was analysed in this thesis 本文对具有垂直水冷壁的超临界循环床的技术可行性、经济性和技术难点作出了分析。 |
| 6. | So far supercritical pressure circulating fluidized bed boiler with vertical furnace walls is still at the stage of feasibility in the world . our country has still not done this research 目前国际上对超临界循环流化床燃烧技术的研究基本处于起步阶段,我国尚未开展这方面的研究工作。 |
| 7. | Combined the real testing data , the paper developed a calculation program of water wall temperature and pressure drop for designed supercritical pressure cfb boiler with vertical water walls . the hydrodynamic calculation and safety checkout under five loads was carried out 结合实际运行的循环流化床锅炉的热态测试数据,开发了垂直水冷壁壁温及水动力计算程序,根据炉膛热负荷分布规律,建立了膜式水冷壁热流密度分布函数。 |
| 8. | The authors first apply basic theory of equivalent heat drop on the common circulation heat calculating model for thermal system in supercritical pressure power unit with second reheat cycles and other kind of condensing steam turbine by mathematical derivation strictly , based on the normal energy balance and theory of equivalent heat drop , aiming at characteristics of thermal system in which there are outer steam coolers that high pressure heater and low pressure heater carry 摘要以常规热平衡方法和等效热降理论为基础,针对二次再热超临界机组热力系统高低压加热器均设置外置式蒸汽冷却器的特点,经过严格的数学推导,将等效热降理论应用于二次再热超临界机组热力系统循环吸热量计算的研究,并提出了适用于不同类型凝汽式机组的通用数学计算模型。 |
| 9. | Abstract : through analyzing & quot; two basic facts , one striking contradiction & quot; existing in present thermal power mix in china , it is thought that to develop such commercialized and matured electricity generation technology as supercritical pressure units is an effective way to improve thermal power mix ; indicated that to develop supercritical pressure units is confronted with design , manufacturing and operation etc . technical difficult points , and deemed that we should make every effort to realize pressure units in china on the basis of mastering new knowledge and new technology 文摘:通过分析目前我国火电结构存在的“两个基本事实,一个突出矛盾” ,认为发展超临压力机组这种已商业化的、成熟的发电技术是改善火电结构的有效途径;指出发展超临界压力机组面临着设计、制造和运行等几项技术难点,认为应在掌握新知识和新技术的基础上,努力实现我国发展超临界压力机组的技术跨越。 |