Issue 2/1992

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The article gives the instructions for forming the algorithm of the calculation.

The article describes the problem,s of noise and regularities of technical acoustics. It is the first of the series of articles which are to explain the principles of the branch of the environmental technics and the related branches. The effort of the authors of the individual articles of this series is to give a comprehensive information system in the form of the instruction courses.

The article gives information on the demands laid on the skylights of industrial buildings and on the possibilities of rernoving their untightness.

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The article compares the possibility of installing the infra-red radiators in industrial ha/ls and namely those which are very high. The Iight radiators are more suitable for heating the ha/ls supposed they have to be insta/led in height as e.g. above the crane runway.

The article specifies basic demands laid on the therma/ly technical properties of industrial buildings during both winter and summer operational use. The stated principles are important even for their modernization.

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The article contains the author's experience with planning and making extensive reconstruction of the complicated air­conditioning system. It depicts new facts in supplier-to-customer relations after the change of economic conditions in connection with the political changes in the society. ft shows critical moments of the realization process of the reconstructions and recommends suitable points of depature.

The article compares the properties of the fi/tering materials for the fat separator.