A new energy saving control device for pumping units;

Development of the control device for cultivating artificial derma;

Design of automatic control device of thermal stations with LonWorks technology;

An improvement of the control equipment in the plasma cutting machine;

Aiming at the actual conditions of old equipment,backward technique,and low operation security,the authors present a comprehensive automatic control equipment scheme,which integrates control,protection,operation,and communication into an organic whole.

The auxiliary system and its control equipment used in the first domestic NJ1 AC transmission diesel shunting locomotive were presented.

The characteristics,specifications and so on of a new-type gas nitrocarburizing furnace are discussed in the article apart from an brief introduction to the principle of atmo-sphere controlling and control unit.

In a further embodiment a control unit is arranged,in use,to control the magnetic output of the superconducting magnet and the power output of the turbine power generator.

Design and development of an air flow adjusting controller in cooling dehumidification machine;

Butterfly valve controller composed of PLC and touch screen;

A controller for precision seed metering device was developed.

KTC5 type network communication control devices on the coal face;