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Li Chao's scientific research achievements and papers
"QWR90-3.75III scroll air-conditioning compressor", 1998 won the first prize of scientific and technological progress in colleges and universities in Gansu province, 1999 won the third prize of national scientific and technological progress and the first prize of scientific and technological progress in Gansu province, and were listed as national key new products by the former state science and technology commission.

Study on application of "controllable vortex" method in centrifugal impeller design. Electric Power Engineering, 2003

Energy characteristics of transient rub-impact fault in rotor-bearing system in wavelet domain, the sixth international conference on electronic measurement and instrument, 2003.

Optimum design of meridian plane of centrifugal fan impeller. Chemical machinery, 2004.

Study on the characteristics of small overturning moment of scroll compressor

Study on lubrication system of scroll air compressor. Lubrication and sealing, 2004.

Application of double-end mechanical seal in scroll natural gas compressor. Fluid machinery, 2005

Characteristic analysis of embedded scroll compressor with driving bearing. Journal of refrigeration, 2006

Analysis of the influence of mechanism error of scroll compressor on sealing gap. Lubrication and sealing, 2007

Dynamic characteristics analysis of embedded scroll compressor with driving bearing. Journal of Lanzhou University of Technology, 2007.

Dynamic characteristics of small crank anti-rotation mechanism of scroll compressor. Journal of Lanzhou University of Technology, 2008

Study on oil-free lubricated scroll compressor for fuel cell. Lubrication and sealing, 2008.

Application of comprehensive performance optimization in the design of plate-fin heat exchanger. Chemical machinery, 2009

Finite element analysis of dynamic mode of high-speed turboexpander impeller, Journal of Electric Power Engineering, 20 10.

Calculation of rotor critical speed based on hybrid model. Vibration and shock, 20 10.

Experimental study on correlation between fractal dimension of PEEK friction signal and surface morphology. China mechanical engineering, 20 1 1.

Study on the relationship between different surface roughness and fractal dimension of polyetheretherketone. Lubrication and sealing, 20 1 1

Effect of surface roughness on micro-gap leakage of oil-free lubricated scroll compressor, fluid machinery, 20 1 1

Scroll compressor. . ZL2005 10042925.3

Scroll compressor with embedded hub. ZL 0 1 130748.x