INFLUENCE OF HEIGHT OF SECTION OF RAFTERS AND LENGTH OF INHALING ON EXPENSES OF MATERIAL TRUSSING OF SYSTEM AT RECONSTRUCTION FROM POSITION OF COMPLEX POWER RECONSTRUCTION

Abstract

It has been offered to create in the city of Odessa «the Corporate scientific and technical complex town-planning power reconstruction «CSTC T-PPR», as innovative organizational structure which uses in practice the saved up scientific and technical potential for reconstruction of buildings of historical building of Odessa 1820 – 1920 years under standards power efficiency. There have been executed researches of influence of seven quantitative set factors (superstructure height over overlapping, height of a mansard premise, a step of rafters, height and width of section of trusses, length of the raised inhaling, flight) on optimization parameters — expenses of a material (tree) of object of research — trailing trussing systems with the raised inhaling for reconstruction of buildings behind the sated fractional 7-factorial plan of experiment (1/16-replica from 2⁷). Response function — the equation of homogeneous linear function is received

y = 0,561–0,048x₁ + 0,039x₂ + 0,004x₃ + 0,115x₄ + 0,071x₅ + 0,055x₆ – 0,004x₇

and the surface of the response for factorial space also is constructed: x₄ (height of section of trusses) and x₆ (length of the raised inhaling), as enough significant factors.