VDI 3478 Blatt 2-2008

Biological waste gas purification - Biological trickle bed-reactors


VDI 3478 Blatt 2-2008 发布历史

Guideline VDI 3478 deals with the cleaning of waste gas flows polluted with gaseous substances foreign to air. They apply primarily to the reduction of organic emission components that biodegrade at sufficient speed as well as hydrogen sulphide and ammonia. Their typical field of application comprises mass concentrations of organic compounds up to approx. 1 g/m. The process is designed to reduce emissions that, by virtue of their action principles, are potentially hazardous to health and/or a source of nuisance. The guideline presents an overview of possible solutions and of the associated principles and assessment criteria necessary for correct design. The descriptions of processes given in the guideline are examples of applications of systems, some of which can be operated as pilot plants. All volumes for gases in this guideline refer to standard temperature and pressure (273 K, 1013 mbar) after deduction of the share of water vapour. Special reference is made to exceptions. Reference is made in due course to the acts, ordinances, administrative and other regulations specifically applicable to plant construction and operation and to technical rules (see also Bibliography). Guideline VDI 3478 Part 2, defines the state of the art for the biological trickle bed reactor described in the following. The suitability of the process for the waste gas of the upstream plant must be checked in each case. The following technical and economic factors must be considered: efficiency in terms of emission control,plant availability,plant service life, plant safety, avoidance of new emissions and emission displacement (e.g. air pollution becomes water pollution),investment and operating costs (e.g. water/waste water, excess sludge, energy and maintenance), required space, consideration of start-up and shutdown processes The guideline describes biological trickle bed reactors that adsorb and biodegrade waste gas components The process is based on the substance conversion of the solvents or odorants with the aid of biologically active aerobic microorganisms that form a biofilm on the packings of the biological trickle bed reactors. All these processes for substance conversion take place in a matter of seconds. For the application of biological trickle bed reactors, the scrubbed waste gas components must be soluble and microbiologically degradable in the presence of air.

VDI 3478 Blatt 2-2008由德国机械工程师协会 DE-VDI 发布于 2008-04。

VDI 3478 Blatt 2-2008在国际标准分类中归属于: 13.040.40 固定源排放限值。

VDI 3478 Blatt 2-2008 发布之时,引用了标准

  • DIN 4045-2003 废水工程.术语
  • DIN 10950-1-1999 感官分析.第1部分:词汇
  • DIN 28124-1-1992 非合金钢和不锈钢制非压力容器和工艺装置用人孔盖
  • DIN 28125-1-1989 第1部分:额定直径 DN 150 - DN 600 的圆形绞链式闸板.
  • DIN 38404-5-1984 德国检验水、废水和污泥的标准方法.第5部分:物理和物理化学特性(C 组).pH 值测定 (C 5)
  • DIN 38409-44-1992 德国检验水、废水和污泥的标准方法.说明作用和物质特性的参数(H组).在5至50Mg/L范围(H44)内测定化学需氧量(CSB)
  • DIN EN 12880-2001 污泥的特性.干残留物和水含量的测定
  • DIN EN 13725-2003 空气质量.用动态气味测定法测定气味浓度
  • DIN EN 14702-1-2006 污泥特性.沉淀物特征.第1部分:沉降性能测定(淤泥体积和淤泥体积指数特征的测定)
  • DIN EN 27888-1993 水质.电导率的测定
  • DIN EN 61672-1-2003 电声学.声级计.第1部分:规范

VDI 3478 Blatt 2-2008的历代版本如下:

VDI 3478 Blatt 2-2008 由 VDI 3478-1996 变更而来。

 

 

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标准号
VDI 3478 Blatt 2-2008
发布日期
2008年04月
实施日期
废止日期
国际标准分类号
13.040.40
发布单位
德国机械工程师协会
引用标准
DIN 4045-2003 DIN 10950-1-1999 DIN 28124-1-1992 DIN 28124-1-2006 DIN 28125-1-1989 DIN 38404-5-1984 DIN 38404-5-2005 DIN 38409-44-1992 DIN EN 12880-2001 DIN EN 13725-2003 DIN EN 14702-1-2006 DIN EN 27888-1993 DIN EN 61672-1-2003 DIN EN ISO 9169-2006 DIN EN
被代替标准
VDI 3478-1996 VDI 3478 Blatt 2-2005
适用范围
Guideline VDI 3478 deals with the cleaning of waste gas flows polluted with gaseous substances foreign to air. They apply primarily to the reduction of organic emission components that biodegrade at sufficient speed as well as hydrogen sulphide and ammonia. Their typical field of application comprises mass concentrations of organic compounds up to approx. 1 g/m. The process is designed to reduce emissions that, by virtue of their action principles, are potentially hazardous to health and/or a source of nuisance. The guideline presents an overview of possible solutions and of the associated principles and assessment criteria necessary for correct design. The descriptions of processes given in the guideline are examples of applications of systems, some of which can be operated as pilot plants. All volumes for gases in this guideline refer to standard temperature and pressure (273 K, 1013 mbar) after deduction of the share of water vapour. Special reference is made to exceptions. Reference is made in due course to the acts, ordinances, administrative and other regulations specifically applicable to plant construction and operation and to technical rules (see also Bibliography). Guideline VDI 3478 Part 2, defines the state of the art for the biological trickle bed reactor described in the following. The suitability of the process for the waste gas of the upstream plant must be checked in each case. The following technical and economic factors must be considered: efficiency in terms of emission control,plant availability,plant service life, plant safety, avoidance of new emissions and emission displacement (e.g. air pollution becomes water pollution),investment and operating costs (e.g. water/waste water, excess sludge, energy and maintenance), required space, consideration of start-up and shutdown processes The guideline describes biological trickle bed reactors that adsorb and biodegrade waste gas components The process is based on the substance conversion of the solvents or odorants with the aid of biologically active aerobic microorganisms that form a biofilm on the packings of the biological trickle bed reactors. All these processes for substance conversion take place in a matter of seconds. For the application of biological trickle bed reactors, the scrubbed waste gas components must be soluble and microbiologically degradable in the presence of air.

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