Comparison of selected aerobic and anaerobic procedures for MSW treatment

Comparison of selected aerobic and anaerobic procedures for MSW treatment
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DOI:
10.1016/j.wasman.2004.12.018
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发表时间:
2005-01-01
期刊:
影响因子:
8.1
通讯作者:
Wallmann, R
Wallmann, R
中科院分区:
环境科学与生态学1区
文献类型:
--
作者:
Fricke, K;Santen, H;Wallmann, R

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本文考虑了处理城市固体废物和残余废物的好氧和厌氧程序的选择效率和工艺数据。数据仅与产生适合填埋的废物的机械-生物处理(MBT)程序有关。考虑了以下方面:MBT应用的一般框架条件,分解和稳定的效率,空气和水的排放以及能量平衡。所提供的数据可用于更有效的规划。与好氧过程相比,厌氧消化在生态上是有利的,特别是在废气排放和能量平衡方面。另一方面,废水排放和所需的废水处理必须被认为是不利的。由于大多数厌氧工艺用于机械生物废物处理的运行历史相对较短,因此经验有限,厌氧工艺的运行可靠性略低。仅通过厌氧消化不能达到处理后废物的广泛生物稳定性,而必须结合额外的好氧后处理才能达到低排放处置。随着可再生能源的利用和气候保护的日益重要,可以肯定的是,厌氧消化处理城市固体废物具有很大的发展潜力。(C) 2005 Elsevier Ltd版权所有。
This paper considers selected efficiency rates and process data of aerobic and anaerobic procedures for the treatment of municipal solid waste and residual waste. Data are exclusively related to mechanical-biological treatment (MBT) procedures for generating waste appropriate for landfilling. The following aspects are regarded: general framework conditions for the application of MBT, efficiency of decomposition and of stabilisation, air and water emissions and energy balances. The presented data can be used for more efficient planning.In comparison to aerobic processes, anaerobic digestion can be ecologically advantageous, particularly with regard to exhaust emissions and energy balances. On the other hand, the wastewater emissions and the wastewater treatment required must be regarded as disadvantageous. Due to the relatively short period of operational history of most anaerobic processes for mechanical-biological waste treatment and thus limited experiences, operational reliability of anaerobic processes is slightly lower. Extensive biological stability of the treated waste for low-emission disposal cannot be reached by anaerobic digestion alone, but only in combination with additional aerobic post-treatment. In connection with the utilisation of renewable energies and the rising relevancy of climate protection, it can be affirmed that anaerobic digestion for the treatment of municipal solid waste has a high potential for further development. (C) 2005 Elsevier Ltd. All rights reserved.