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In the fierce market competition, price strategy is a kind of market-based instruments that many companies often used. This paper used factor analysis, established a evaluation method for the market effect of such a strategy, described its principle of the algorithm and the implementation of EXCEL with actual case.
Energy crisis led to the recognition that the energy conservation is important. The aim of performance test rig of a water chiller which is introduced in this paper is just for the energy saving. In order to get the better efficiency, a monitoring system for this test rig was developed. The design idea and the development steps of the system would be introduced in detail, and this might be helpful...
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