Sentence examples for envelope element from inspiring English sources

A new infinite wave envelope element for analyzing acoustic radiation and scattering problems in an unbounded domain is presented.

Both two-dimensional and axisymmetric problems are presented to show the use and accuracy of this nth order infinite wave envelope element.

The purpose was to determine for each climatic zone when it is ineffective to increase the thermal resistance of the envelope element and the gain in energy economy begins to be insignificant.

The tool developed is based on an inverse method, by which the required time series of thermo-optical properties of a building envelope element can be identified on the basis of a required level of performance (i.e. energy and/or comfort requirements).

Table 2 Values of thermal transmittance with regard to the envelope elements Envelope element Thermal transmittance U (W m−2 K−1) Outside walls 0.47 Inside walls 0.64 Floor and ceiling 0.39 Windows 2.83.

Calculations have been performed for different room locations and construction of envelope elements.

Wave envelope elements provide an alternative to boundary element methods for the solution of exterior wave problems.

Variable order mapped infinite wave envelope elements are developed for finite-element modelling (FEM) of acoustic radiation in a uniformly moving medium.

The model presents new approach to airtightness estimations by using 4 corrective factors associated with building envelope elements and their airtightness properties.

During the building operation phase, it is recognized that the performance of building envelope elements and energy supply systems drops with time.

The acoustical field is represented in an outer region by wave envelope elements which incorporate some features of ray acoustical behaviour.