Seminar in Minho February 2012

Ergonomics of the climatic environment of work

Prof. J. Malchaire

Unité Hygiène et Physiologie du travail, Université catholique de Louvain,  Belgium


The participants are invited:

·       to bring with them a portable computer

·      to download  the following program :

·       and the 2 documents


2.   Malchaire work in heat

·       and to make sure that they can open and run these documents and computer program



A.  Introduction

1.   Directive 89/654/EEC - workplace requirements

2.   Thermal balance

3.   Thermoregulation

4.   Cold, neutral and hot thermal environments and corresponding physiological responses

5.   Physiological effects of working in cold and hot environments

6.   C E N: Transposition of the ISO standards

B.  Clothing

C.  Work metabolism

1.   Introduction

2.   Classification of the methods ISO 9886

3.   Level 1, Screening

4.   Level 2, Observation

5.   Level 3, Analysis: Evaluation of the metabolism from the Heart Rate

6.   Level 4, Expertise: Measurement of the oxygen uptake

D.  Climatic measurements

1.   Ta:  air temperature: protection against heat radiation

2.   Humidity

3.   Radiation

4.   Air velocity

E.  Thermal comfort

1.   Definition

2.   Variability

3.   Limit values

4.   Examples

5.   Interest

6.   Limits for the individual parameters

F.  Thermal stress and strain

1.   Indices

2.   W B G T

3.   Index based on thermal balance: Predicted Heat Strain  PHS

G.  Prevention

1.   Drinks

2.   Technical improvements

3.   Adaptation of the WORK ORGANIZATION

H.  Risk evaluation (Control Banding)

1.   Categories

2.   Short-term measures

I.    Example

J.   SOBANE guides for Climatic working conditions