This article introduces the performance,sorts and processing methods of a new type of heat exchange pipe-copper-aluminum compound pipe and offers an analysis of the product’s market prospect and economic benefit,which may serve as a reference for manufacturers of air-conditioners,refrigerators,freezers and heat-exchangers,etc.

Nonlinear fitting calculation of wood thermal conductivity using neural networks;

General model of PR thermal conductivity and its analysis of precision prediction;

Molecular dynamics simulation of thermal conductivity of a gas in nanoscale pores;

Study on rapid measure of metallic material heat conductivity based on laser rapid heating;

The study on the effect of basicity on molten slag heat conductivity;

Finally,the heat conductivity λ of B510L steel at different temperature was obtained.

Experimental study on coefficient of thermal conductivity and specific volume heat of loess;

Computer aided measuring the coefficient of thermal conductivity of poor conductor;

The results showed that the carbonized corn straw possesses higher content of fixed carbon,smaller resting angel(for better flowing property) and lower coefficient of thermal conductivity compared to carbonized rice husk.

Instrument s improvement of TC-2 heat conduction coefficient;

A advanced method of measuring the heat conduction coefficient of inorganic material heat preservation brick was presented, applying for three kinds of heat preservation bricks.