State of the art in sorption heat pumping and cooling technologies

State of the art in sorption heat pumping and cooling technologies
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DOI:
10.1016/s0140-7007(01)00036-6
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发表时间:
2002-06
期刊:
International Journal of Refrigeration-revue Internationale Du Froid
影响因子:
--
通讯作者:
F. Ziegler
F. Ziegler
中科院分区:
其他
文献类型:
--
作者:
F. Ziegler

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近年来,利用吸附系统进行热转化已受到越来越多的关注。在本次审查中,它的目的是讨论当前的趋势以及从实地活动中推断出的相应的适当技术的未来应用。特别报道了1999年3月在德国慕尼黑召开的国际吸收式热泵会议(ISHPC'99)的论文和讨论情况。这篇综述分为基础部分、热力学循环部分和应用部分。在基础部分反映了对工作对和传热传质的讨论。所讨论的热力学循环包括特殊固体吸附循环、低温驱动热循环、压缩-吸附混合循环和开式循环。在应用部分,传统的冷却业务是主要问题。本综述包括直接燃烧或废热驱动的冷却器和冰箱。人们的兴趣一方面是提高效率,另一方面是适应低温余热的利用——这是两个非常不同的发展。利用太阳能作为热源也属于这一领域。几十年来,汽车应用一直扮演着另一个重要的角色。以供暖为目的的热泵面积不太突出,但不可忽略。每隔一段时间就会安装大容量的系统,但小规模的国内市场仍然没有真正覆盖适当的技术。最后,工业热泵也涉及到逆循环(热变压器)。这个领域的活动相当少。总之,没有意外的发展可以报告,但进展是稳定的,市场持续增长,特别是在远东。
Heat transformation with sorption systems has received increased attention in recent years. In this review it is intended to discuss current trends as well as forthcoming applications with the respective appropriate technology as it is deduced from activities in the field. Especially, we report about the papers and discussions of the International Sorption Heat Pump Conference (ISHPC'99) which was held in March 1999 in Munich, Germany. The review is grouped into a fundamentals part, a part about thermodynamic cycles, and an applications part. In the fundamentals part the discussion about working pairs and heat and mass transfer is reflected. Thermodynamic cycles which are being discussed are special solid sorption cycles, cycles fit for low-temperature driving heat, compression-sorption hybrids, and open cycles. In the applications part the classical cooling business is the main issue. The review comprises chillers and refrigerators which may be direct fired or waste heat driven. Interest is given to the improvement of efficiency on the one hand as well as to adaptation to low temperature waste heat use on the other hand — two very different developments. The use of solar energy as a heat source belongs to that area also. An additional important role — for decades — is played by automotive application. The area of heat pumping for heating purposes is less prominent but not negligible. Systems with a large capacity are being installed every once in a while, but the small scale domestic market still is not really covered with appropriate technology. Finally, industrial heat pumping involves the reverse cycle (heat transformer) also. Activity in this field is rather small. In summary, no unexpected developments can be reported on, but progress is steady and the market increases continuously, especially in the far east.