Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Achim Lohmeyer"'
Autor:
Achim Lohmeyer, Lars Gidhagen, Christer Johansson, Mervi Haakana, Mia Pohjola, Peter Wåhlin, Dietmar Oettl, Ingo Düring, Matthias Ketzel, Ruwim Berkowicz, Gunnar Omstedt
Publikováno v:
Ketzel, M, Omstedt, G, Johansson, C, Düring, I, Pohjola, M, Oettl, D, Gidhagen, L, Wåhlin, P, Lohmeyer, A & Berkowicz, R 2007, ' Estimation and validation of PM 2.5 /PM 10 exhaust and non-exhaust emission factors for practical street pollution modelling ', Atmospheric Environment, vol. 41, no. 40, pp. 9370-9385 . https://doi.org/10.1016/j.atmosenv.2007.09.005
In order to carry out efficient traffic and air quality management, validated models and PM emission estimates are needed. This paper compares current available emission factor estimates for PM10 a ...
Publikováno v:
IEEE Multimedia. 8:71-75
We describe a multimedia framework that combines CD-ROM and Web-based methods and tools to develop an application for air-quality environmental impact assessments (EIA). This application addresses the technical needs for an integrated and advanced re
Publikováno v:
Urban Air Quality: Measurement, Modelling and Management ISBN: 9789401037969
The draft of the German guideline to calculate automobile exhaust dispersion is explained. It contains a two-stage-system: For first quick estimates the guideline contains the simple models MLuS and STREET. In case these models are not applicable or
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::80172fe277174dac9c05ce52237d6ee5
https://doi.org/10.1007/978-94-010-0932-4_41
https://doi.org/10.1007/978-94-010-0932-4_41
Publikováno v:
Urban Air Quality: Measurement, Modelling and Management ISBN: 9789401037969
Numerical dispersion models developed and validated in different European countries were applied to data sets from wind tunnel and field measurements. The comparison includes the Danish Operational Street Pollution Model (OSPM) and the microscale flo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::51a47cd09e8755ad361f3f931df54692
https://doi.org/10.1007/978-94-010-0932-4_39
https://doi.org/10.1007/978-94-010-0932-4_39
Publikováno v:
Ketzel, M, Berkowicz, R, Müller, W J & Lohmeyer, A 2002, ' Dependence of street canyon concentrations on above-roof wind speed-implications for numerical modelling ', International Journal of Environment and Pollution, vol. 17, no. 4, pp. 356-366 .
Aarhus University
Aarhus University
For microscale numerical modelling of street canyon air pollution, the traffic-related component of the total ambient pollutant concentration is often assumed to be inversely dependent on the wind-speed at rooftops for idealised conditions of neutral
Autor:
Robert N. Meroney, Achim Lohmeyer
Publikováno v:
Boundary-Layer Meteorology. 28:1-22
Wind tunnel experiments were performed to examine the behavior of suddenly released volumes of dense gas in a turbulent shear layer. Instantaneous concentrations were measured with hot-wire katherometers. Multiple replications of each cloud volume, d
Publikováno v:
Air Pollution Modeling and Its Application V ISBN: 9781475791273
Liquified industrial gases and liquified energy gases are transported, stored and used in steadily increasing amounts. Since the vapors of many of these liquified chemicals are either toxic or flammable or both, there is heightened concern amongst th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::345ce87fed94a0da536f33037f01b20d
https://doi.org/10.1007/978-1-4757-9125-9_41
https://doi.org/10.1007/978-1-4757-9125-9_41
Autor:
Nicolas Moussiopoulos, Matthias Ketzel, S. Papalexiou, Achim Lohmeyer, I Duering, Ruwim Berkowicz, G Clai
Publikováno v:
Aarhus University
Clai, G, Berkowicz, R, Duering, I, Ketzel, M, Lohmeyer, A, Moussiopoulos, N & Papalexiou, S 2001, ' Proposal for the Calculation of the High Percentiles of Concentrations Necessary for the Execution of Directive 1999/30/EU ', International Journal of Environment and Pollution, vol. 16, no. 1-6, pp. 451-459 .
Scopus-Elsevier
Clai, G, Berkowicz, R, Duering, I, Ketzel, M, Lohmeyer, A, Moussiopoulos, N & Papalexiou, S 2001, ' Proposal for the Calculation of the High Percentiles of Concentrations Necessary for the Execution of Directive 1999/30/EU ', International Journal of Environment and Pollution, vol. 16, no. 1-6, pp. 451-459 .
Scopus-Elsevier
Directive 1999/30/EC demands that we determine the 19th highest hourly concentration value of NO2 occurring within a year. Analysis of data from field measurements and wind-tunnel experiments show, that due to the natural variability of 1 hour mean v
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8f5a5f0955a26c598517eb8e7e58e5b7
https://pure.au.dk/portal/en/publications/proposal-for-the-calculation-of-the-high-percentiles-of-concentrations-necessary-for-the-execution-of-directive-199930eu(5a5f4060-7e9d-11dd-a5a8-000ea68e967b).html
https://pure.au.dk/portal/en/publications/proposal-for-the-calculation-of-the-high-percentiles-of-concentrations-necessary-for-the-execution-of-directive-199930eu(5a5f4060-7e9d-11dd-a5a8-000ea68e967b).html
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