Considering lumen elastic deformation,Reynolds equation is deduced based on non-Newtonian rheological model in this *** force and hydrodynamic mucus film thickness are calculated according to elastohydrodynamic lubric...
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Considering lumen elastic deformation,Reynolds equation is deduced based on non-Newtonian rheological model in this *** force and hydrodynamic mucus film thickness are calculated according to elastohydrodynamic lubrication *** with results based on Newtonian model and experiments,analysis based on Non-newtonian rheological model reflects practical condition *** elastic deformation has some influence on traction force and mucus film thickness.
Comparison in gauge mode had been taken between the primary pressure standard PG7607(No.307,uncertainty 15ppm,k=2) gas piston pressure gauge in China National Institute of Metrology and the newly introduced PG7607 (No...
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Comparison in gauge mode had been taken between the primary pressure standard PG7607(No.307,uncertainty 15ppm,k=2) gas piston pressure gauge in China National Institute of Metrology and the newly introduced PG7607 (No.850,uncertainty 8ppm,k=2) automatic gas piston pressure gauge in National Center for Meteorological *** comparison results show that:the absolute values of the measurement result difference between both gauges are within the allowed error limits for all pressure test points;and the metrology performance of both gauges are within the uncertainty *** gauges are accurate and reliable.
There are a range of issues during the smelting process of the submerged arc furnace,such as a large amount of maintenance,*** order to solve these problems,a Fuzzy PID Control System based on PLC was *** main hardwar...
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There are a range of issues during the smelting process of the submerged arc furnace,such as a large amount of maintenance,*** order to solve these problems,a Fuzzy PID Control System based on PLC was *** main hardware configuration,PLC program structure,were described in this *** to the on-site process requirements,a bumpless switching function from manual to automatic was *** disadvantages of inaccurate and lags were avoided in the case of manual operation,and the regulation times of electrodes was ***,the quality and output of the product were all *** experiment performance data indicated that the Fuzzy PID Control System based on PLC was reliable,easy to operate,and didn't require a large amount of maintenance.
The relevant theory on how to design the high-frequency focused transducer is described in the paper. The various process parameters are designed,and the production process of focused ultrasound transducer(center freq...
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The relevant theory on how to design the high-frequency focused transducer is described in the paper. The various process parameters are designed,and the production process of focused ultrasound transducer(center frequency in the 8-10MHz range) is described in *** performance testing process of the transducer is discussed. According to the test results and the analysis,the transducer has relatively good performance,and the desired effect of design requirement is basically *** the developed transducer, the test of plunger hole can significantly get the defects wave of the binding layer.
This paper presents a novel neural network(NN) based adaptive control method for a general class of MIMO non-affine nonlinear systems,which are implicit function with respect to control *** control algorithm is conclu...
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This paper presents a novel neural network(NN) based adaptive control method for a general class of MIMO non-affine nonlinear systems,which are implicit function with respect to control *** control algorithm is concluded by implicit function theorem and the design idea of pseudo-control. The stability of the system is proved through Lyapunov method. A Three-Layer Neural Network is used to compensate the modeling errors and a robust control is also designed to add the anti-interference ability of the *** results demonstrate the effectiveness and feasibility of proposed scheme.
To settle the signal processing needs between ATS based on PXI bus and unit under test(UUT),it gives a design and realization method for test interface module based on USB *** use Cypress *** FX2 CY68013 as USB interf...
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To settle the signal processing needs between ATS based on PXI bus and unit under test(UUT),it gives a design and realization method for test interface module based on USB *** use Cypress *** FX2 CY68013 as USB interface communication chip to realize information exchange form series information to parallel information,and the control function is finished by Lattice ***-Mach 4000 series. The control computer of ATS can control signal amplification, attenuation and *** can meet different test needs for different UUTs.
The main purpose for modeling based on Multi-Agent technique in the complicated system is that it would be processed by *** the complicated task is also divided into some sub-tasks,which need dispatch and distribute t...
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The main purpose for modeling based on Multi-Agent technique in the complicated system is that it would be processed by *** the complicated task is also divided into some sub-tasks,which need dispatch and distribute the whole system's resource cooperatively during carrying out the sub-tasks,and as often the system will be in reconfiguration based on *** analysis & basic design for the reconfiguration procedure of complicated system based on MAS are *** genetic algorithm is used in the resource dispatching & distribution of the reconfiguration *** explanation for the genetic algorithm's application process by a case is also given.
A simulation method of correlated non-Gaussian radar clutter is presented in this *** clutter amplitude distribution and spectrum characteristic is investigated first. Appropriate simulation model to characterize rada...
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A simulation method of correlated non-Gaussian radar clutter is presented in this *** clutter amplitude distribution and spectrum characteristic is investigated first. Appropriate simulation model to characterize radar clutter behavior is presented based on practically measured clutter data using zero memory nonlinearity *** results show that this method is effective and *** obtained data can be used directly in simulation of radar correlative clutter as well as design of radar systems.
This kind of fault detection system for a kind of microwave range finders is designed by taking advangtage of PIC single chip computer which is used to process acquisition and management of data such as voltage,curren...
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This kind of fault detection system for a kind of microwave range finders is designed by taking advangtage of PIC single chip computer which is used to process acquisition and management of data such as voltage,current and frequency output by the ranger *** case library is set up and fault detection diagnose of the range finder is automatically processed with *** detection experiments with this system on several microwave range finders in common use. The results of the experiments show that fault detection system is accurate and reliable.
The design of a control system for high-power sensor-less brushless DC motor is presented in the *** system is based on TI TMS320LF2407A DSP *** Back-EMF method is used for the rotor position *** key techniques of the...
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The design of a control system for high-power sensor-less brushless DC motor is presented in the *** system is based on TI TMS320LF2407A DSP *** Back-EMF method is used for the rotor position *** key techniques of the control system in the case of high power is discussed in detail,which include MOSFET driver circuit, current protection,rotor position *** the diode freewheeling in the inactive phase is eliminated.
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