Improvement of CO_2 Recycling and Cooling System;

A new cooling process for soft contact electromagnetic confinement and directional solidification of special alloys;

Roll and technique coolant lubrication for cold tandem rolling;

The convection heat transfer coefficient of coolant within the grinding zone has been estimated using hydrodynamic and thermal modeling.

The methods and theories of cooling and lubrication with gas jet in metal cutting are discussed, and the present status of study on the green cutting technologies, in which the gas, such as air, nitrogen, carbon dioxide, water vapor and so on, is employed as coolant and lubricant,is introduced.

The cooling of hot material roasted in kiln and recovery of afterheat;

Determination and finite-element caculation of cooling velocity as hardening a large-size toothed axle;

Electricity saving effect of changeable torque variable pole motor used in cooling tower;

Brief introduction to water saving methods for the circulating water cooling tower in the production of PVC;

Noise control in the cooling tower of a central air-conditioning unit;