Based on the description of spunbonded process, the article expounds the design principle of meter automation in the line and selection of the Transducer、Regulator and Actuator in each regulation system.

Application of automatic instrument in wastewater treatment

This paper sums up the installation and adjustment of typical instruments in the process of automatic instruments construction of industrial furnaces of steel-making.

This paper sums up the construction techniques of automatic instruments in feeding system of stainless steel-making,including some typical instruments such as the capacitive level gage,the guided-wave radar level gage,and weighting sensor,etc.

It is a convergence of three developing technologies which are process control technology, industrial automation instrument technology and computer network technology.

With development of science & technology and application of computer, a great change has taken place in structure and function of automatization instrument.

This paper designs standard direct current signal source arming at various output standard that are generally used in automatization instrument industry.

The techniques of measurement and automation instrumentation applied in the west-east natural gas transportation engineering are described and summarized in the paper.