Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Yong Xin Feng"'
Publikováno v:
Advanced Materials Research. :1861-1868
Through researching the fault vibration signal characteristics of planetary gearbox, various forms of quadratic phase coupling phenomenon were found in the signals. Bispectrum has properties such as detecting the quadratic coupling phenomena and rest
Publikováno v:
Advanced Materials Research. :441-444
According to the resonance mechanism, power system forced low frequency oscillations can be aroused by power disturbance of prime mover. Therefore, the causes of turbine power disturbance were analyzed. The coupling model between turbine-governing sy
Publikováno v:
Advanced Materials Research. :493-496
The mechanism of power system low frequency oscillation was discussed in this paper. The coupling model between turbine governor system of plant and power system was established in MATLAB. The possibility of power system low frequency oscillation ind
Publikováno v:
Advanced Materials Research. :1433-1436
Jam fault occurs most times in the hydraulic servo system, and is the one of the factors that mainly influences the reliability of the system. For parallel-operated turbine, the jam faults of regulating system are elusive and fatal. In order to monit
Publikováno v:
Advanced Materials Research. :1108-1111
According to the correlation characters of BOC spread spectrum sequence, a parameters estimating method is presented to estimate the frequencies of PRN code and the square wave subcarrier. The validity of the algorithm is proved by simulation, and th
Publikováno v:
Journal of Computational Physics. 260:204-221
Modern least squares finite element method (LSFEM) has advantage over mixed finite element method for non-self-adjoint problem like Navier-Stokes equations, but has problem to be norm equivalent and mass conservative when using C^0 type basis. In thi
Autor:
Zhao Li, Yong Xin Feng
Publikováno v:
Applied Mechanics and Materials. :4543-4546
On the basis of analyzing of the marine environment spatio-temporal data characteristics and the existing data model, proposes a conceptual model for marine environment data based on the feature and field to achieve integration of description and exp
Publikováno v:
Applied Mechanics and Materials. 472:1008-1016
This paper is study on the 330MW Double-extraction unit, made by Dongfang Steam Turbine Works manufactured, and the reference conditions of the unit was calculated. Thermal system analysis and calculated of double-extraction unit based on the equival
Publikováno v:
Advanced Materials Research. :1791-1795
The jam fault diagnosis of slide valve oil motive has great significance on the safe and stable operation of steam turbine. As limited data available from DEH, the jam fault is difficultly diagnosed directly by DEH data. This paper defines insensitiv
Publikováno v:
Advanced Materials Research. :1740-1745
Vehicle collision sensor system and reporting accident to police is an electronic device installed in a vehicle to inform police man in case of accident to track the vehicles location. This system works using pressure sensor, GPS and GSM technology.