User profiles for Helmut Mayer

Helmut Mayer, retd.

- Verified email at meteo.uni-freiburg.de - Cited by 19952

Helmut Mayer

- Verified email at unibw.de - Cited by 5668

Thermal comfort of man in different urban environments

H Mayer, P Höppe - Theoretical and applied climatology, 1987 - Springer
On July 29, 1985, a hot summer day, biometeorological measurements were performed
simultaneously in three different urban structures within the city of Munich and in the trunk space …

Applications of a universal thermal index: physiological equivalent temperature

A Matzarakis, H Mayer, MG Iziomon - International journal of …, 1999 - Springer
The physiological equivalent temperature, PET, is a thermal index derived from the human
energy balance. It is well suited to the evaluation of the thermal component of different …

Modelling radiation fluxes in simple and complex environments—application of the RayMan model

A Matzarakis, F Rutz, H Mayer - International journal of biometeorology, 2007 - Springer
The most important meteorological parameter affecting the human energy balance during
sunny weather conditions is the mean radiant temperature T mrt . It considers the uniform …

Modelling radiation fluxes in simple and complex environments: basics of the RayMan model

A Matzarakis, F Rutz, H Mayer - International journal of biometeorology, 2010 - Springer
Short- and long-wave radiation flux densities absorbed by people have a significant
influence on their energy balance. The heat effect of the absorbed radiation flux densities is …

Numerical study on the effects of aspect ratio and orientation of an urban street canyon on outdoor thermal comfort in hot and dry climate

F Ali-Toudert, H Mayer - Building and environment, 2006 - Elsevier
This paper discusses the contribution of street design, ie aspect ratio (or height-to-width ratio,
H/W) and solar orientation, towards the development of a comfortable microclimate at …

Air pollution in cities

H Mayer - Atmospheric environment, 1999 - Elsevier
Air quality in cities is the result of a complex interaction between natural and anthropogenic
environmental conditions. Air pollution in cities is a serious environmental problem – …

Automatic object extraction from aerial imagery—a survey focusing on buildings

H Mayer - Computer vision and image understanding, 1999 - Elsevier
This paper surveys the state-of-the-art automatic object extraction techniques from aerial
imagery. It focuses on building extraction approaches, which present the majority of the work in …

Effects of asymmetry, galleries, overhanging facades and vegetation on thermal comfort in urban street canyons

F Ali-Toudert, H Mayer - Solar energy, 2007 - Elsevier
The present paper deals with the dependence of outdoor thermal comfort on the design of an
urban street. The effects of the street vertical profile, including asymmetrical canyon shapes…

[PDF][PDF] Human thermal comfort in summer within an urban street canyon in Central Europe

H Mayer, J Holst, P Dostal, F Imbery… - Meteorologische …, 2008 - researchgate.net
Regional climate models predict an intensification of extreme heat waves in Central Europe.
Against this background, the significance of human-biometeorologically orientated urban …

Contribution of trees and grasslands to the mitigation of human heat stress in a residential district of Freiburg, Southwest Germany

H Lee, H Mayer, L Chen - landscape and urban planning, 2016 - Elsevier
The potential of urban green coverage to mitigate human heat stress is studied using the ENVI
met model V4. The simulation domain is a residential district in Freiburg, a mid-size city in …