The arithmetic model of enumeration optimization for regeneration parameters is proposed,and the optimization results for heaters of contact type and surface type are calculated and analyzed.

Facing the problem of short effective time of hydraulic fracturing and chemical broken down in polymer injection wells,this paper analyzes the geologic status and dynamic and static data of 92 chemical broken down wells operated in 2000 and 2001 in 10 polymer flooded blocks, constructs a set of technique for diagnosis and stimulation optimization for polymer injection wells plug.

In order to enhance the people\'s shopping enthusiasm in underground space and increase their comfort and jollity,a series of optimization measures for improving the underground interior environment have been put forward with reference to some overseas project examples.

The optimization measures of structural design of the gravity waste dam are put forward.

Optimized Measures in the Development of Campus Geographical Information System Based on MapX;

Analysis and optimized measures for the energy conservation and consumption reduction of 600 MW thermal power units

Problems of 300 MW turbine lubricant system during commissioning are analyzed,then optimized measures are raised,for lubricant system to be perfected,and to be improved the safety and reliability of system operation.