单词 | Hysteresis |
例句 | 1) However, because of the hysteresis, there is still an intermediate zone - one in which either behaviour may occur permanently. 2) This suggests some form of hysteresis in the DNA structure so that its exact behaviour depends on its history. 3) Hysteresis phenomenon is very common in many ferroelectric materials. 4) As a rule these materials do not show hysteresis. 5) Apparent hysteresis existed in phenanthrene desorption from organo-mineral aggregates. 6) Cultural resources have three Characteristics: potentiality,(http:///hysteresis.html) hysteresis and unity. 7) The substance is then said to exhibit hysteresis. 8) There is hysteresis between the sorption and desorption curves. 9) A hysteresis in the current-voltage response was observed due to the movements of PF6- counterions and the redistribution of ion concentration gradient. 10) The mechanism shows hysteresis friction at low load while adhesive friction at high load. 11) An energy - based hysteresis model is presented to describe the input - output characteristic of Giant Magnetostrictive Actuators. 12) Temperature hysteresis quality of the wax-type thermal element is the major factor to affecting Automatic Starting Valve regulating air fuel ratio. 13) The area and shape of a hysteresis loop for the same composite wire vary with the twist pitch. 14) The measurements of the hysteresis loop and sensitivity of Michelson interferometer are described. 15) The model including subordinative hysteresis curve can describe the magnetizing branch more precisely. 16) The deformation property(), the character of hysteresis curve and the restoring force are studied. 17) How to measure the hysteresis error of the phase - shifter is a very practical problem. 18) The text mostly study the hysteresis model of the ferromagnetic material. 19) A hysteresis adding circuit (75) is coupled to the at least one output of the buffer circuit. 20) Considering the eddy current and hysteresis effect in the hysteresis ring, overall simulation was performed. 21) The second area of current research in macroeconomics centres on a phenomenon known as hysteresis. 22) The difference of static contact angles measured by the dynamic measurement technique from static measurement technique was interpreted by this model and the previous hysteresis tension model. 23) Fortunately, iron or iron alloys are available which combine high permeability with small hysteresis loss. 24) An easier method of measuring Curre Points of ferromagnetic materials has been presented through an experiment. Its principle is to observe the disappearance of the magnetic hysteresis loop. 25) Using quasi-synchronous sampling method and numeric integration algorithm, the measurement meter calculates hysteresis loop and characteristic values like core losses and permeability. 26) The physical relations among the transformer core magnetic field, hysteresis loop and excitation current of transformer are expatiated. 27) The relation between input magnetic field and output strain by the giant magnetostrictive actuators exhibits nonlinearities and hysteresis. 28) Scrubbing and rolling heat was main make up of plastic dissipative energy and elastic hysteresis energy. 29) The occasionality and randomicity of droplet ejections are also attributed to the droplet pulsation resulting from the contact angle hysteresis. 30) This paper introduces some magnetic parameters of magnetic material, such as magnetic hysteresis loop-line, electrical resistivity and magnetoresistivity, and the methods to measure them. 31) This paper presents an approximate analytic method which determines the characteristics of aircraft lateral-directional limit cycle oscillation induced by aerodynamic hysteresis. 32) Note: Decrease hysteresis of the coupling as far as possible. 33) Complexes 1 and 2 show spin transitions with hysteresis and thermochromism in the close vicinity of room temperature. 34) The disposal of magnetic pole In order to decrease magnetic hysteresis loss , Magnetic poles are put along the axes of rotor and magnetic flux parallel the axes of rotor. 35) The empirical formula can also be used to evaluate hysteresis loss as well as the temperature distribution of the yoke ring. 36) The formula also fits the data of magnetic hysteresis loop very well. 37) The integrated sensor has good sensitivity(), linearity and low hysteresis. 38) During the training procedure the transformation temperatures and hysteresis are measured by differential scanning calorimetry ( DSC ) . 39) The boiling curve hysteresis phenomena from thin particle porous layers in a vacum state are experimentally researched, using Ethyl alcohol as test liquid. 40) While the pulse hysteresis loop was changed by loading various pulse width voltage. 41) The interplay between thermostat nonlinear dynamic characteristics and engine thermal system hysteresis complicates system transient phenomena. 42) The viscoelasticity and viscoplasticity of bonding material will result in hysteresis and drift errors to sensor output. 43) Malleable cast ironware produces hysteresis and eddy current loss under alternating current in transmission ! line . 44) Magnetic hysteresis affects the phase delay mainly, and less the amplitude and frequency spectrum when the measured magnetic field signal is an alternating quantity. 45) The present study shows the mechanical properties of homogenate suspension from the leaves and petioles of Mimosa pudica by stress-shear hysteresis loops during shear stress. 46) This method may possibly be used to estimate influence of high order harmonic field on hysteresis loss to optimize the design of deflection yoke ring and to develop energy saving ferrite materials. 47) Based on the experimental results, the properties of two samples were compared and analyzed[], and some questions pertinent to magnetic hysteresis loss were discussed. 48) The compilation(techniques) of legislation law and the limitations of statute law such as hysteresis effect are the(fundamental)reasons why Legislation Law is criticized. 49) Three-phase half wave controlled rectifier, hysteresis comparison mode current track control, and realization of SVPWM by S-Function are used as examples to describe the usage of the software. 50) The hysteresis is interpreted to be consisted of a phase lag and a dynamic nonlinear. The new hysteresis model is a modifying Wiener model in the model structure. 51) The linear sampling circuit of direct current bus and the hysteresis voltage comparator circuit are confirmed. 52) A never-before-reported hysteresis loop in the I-V curve is obtained in the measurement. The experimental results agree well with the theoretical data. 53) The static magnetization curves and hysteresis loops were measured by the ballistic galvanometer. 54) However the multivalue elements, for example, the elements with hysteresis loops, no results have been gained to decide the unique steady state of such circuits. 55) The unit has no backlash, low repeatable friction and very low hysteresis. 56) The nonlinear elastic hysteresis behaviour of granite is studied based on experimental results under constant amplitude cyclic loading. 57) The emphasis of the modeling and analysis is laid on the elastic hysteresis and viscous shear. 58) Hysteresis current control and drive of IGBT are key sections of the study, and their performances will directly decide the efficiency of tracing the standard waveform. 59) This diaphragm switch is ideal for low pressure applications that require low hysteresis, accuracy and repeatability. 60) That last expression simply expresses the area of the hysteresis loop for the particular cycle. 61) One complets traverse along this route traces a curve ( Fig . 29 ) called the hysteresis loop. 62) Hysteresis energy is a useful basis for the establishment of failure criteria in fatigue. 63) An empirical formula describing the dependence of the power of hysteresis loss on frequency, magnetic flux density and temperature was derived. 64) This paper presents a ladder circuit to consist of non -linear resistors and linear capacitors. It will show all basic charecteristics of static hysteresis phenomena. 65) In the situation of demand on low precision, using resistance and capacitance bridge circuit or charge control could mitigate hysteresis. 65) Wish you will love and make progress everyday! 66) Results of the test show that the location of vortex breakdown point in unsteady experiments, like unsteady aerodynamic loads, would produce hysteresis loops. 67) There electric loss as well as hysteresis loss, if the frequency range between 2.6 ~4.0 GHz. 68) The front stage uses the single-voltage-mode control strategy and the back stage uses the three states discrete pulse modulation hysteresis current control strategy. 69) However, it could not find full information of magnetic material just having the measure the magnetic moment, Curie temperature and the magnetic hysteresis cycle for the magnetic material. 70) A novel under-voltage lockout circuit is proposed which could generate reference voltage and bias current itself, and could stabilize lockout threshold voltage and hysteresis quality. 71) The text analyses the hysteresis of the ferromagnetic material, and analyses the familiar hysteresis model, then bring a new hysteresis model. 72) However, the hysteresis is an inherent character of the piezoelectric material which leads to the nonlinear relationship between input voltage and piezoelectric actuator response. 73) Also, in the article provides the results of hysteresis synchronous motor performance test derived by the voltage inverter and sine-wave supply. 74) The present study shows the mechanical properties of homogenate suspension from the leaves and petioles of Mimosa pudica by stress-shear hysteresis loops during shea. 75) The unloading curve normally falls below the loading curve to form a hysteresis loop. 76) And the flexibility of ramie fibre was measured by the KES-FB-2 pure bending tester then the bending rigidity, and the bending hysteresis moment were compared. 77) Near the transition temperature, a thermal hysteresis was found in dielectric, pyroelectric and piezoelectric measurements. 78) This thesis introduces a measuring method of the kerr hysteresis loop of the magneto-optical material by means of a He-Ne laser. 79) It introduces the principle of voltage inverter, analyzed the reason of distortion of output voltage and current wave form, as it is loaded with hysteresis synchronous motor. 80) Hysteresis loop and thermal magnetic analysis sugest that ferrimagnetic minerals are primarily composed of magnetite. 81) The dynamical equation of a two - dimensional airfoil with polynomial hysteresis nonlinearity is built in incompressible flow. 82) In the meantime, there were no closed hysteresis loops detected in the cephalothorax of long-winged and short-winged adults, suggesting that no magnetic materials exist in this body part of N. lugens. 83) Low hysteresis gives consistent machine - function response to valve actuation. 84) So, the studies of administrative compensation theory of China hysteresis. 85) In the same atmospheric conditions, the time reaching stable of impregnated fir was shorter than that of fir, but the hydroscopic hysteresis margin of impregnated fir was smaller than that of fir. 86) The influence factors of input current distortion rate , such as : the values of inductor, hySteresis hod. 87) The principle of magnetic hysteresis loop measurement of hard magnetic material based on AT89C51 is introduced in this paper, including the implementation of the hardware and software. 88) The complete explanation of wetting hysteresis may pose quite a complex prob lem. 89) The hysteresis behavior, bearing capacity, ductility, energy dissipation, rigidity degeneration are studied systematically. 90) Low hysteresis ensures consistent pressure output value for a given lever stroke. 91) Polyethylene glycol ( PEG ) is a kind of phase change materials with high enthalpy and low thermal hysteresis. 92) First the piezo-stage's hysteresis characteristic should be compensated using the static hysteresis model and the linear controller can be design easily. 93) Outputs a Boolean value based on a hysteresis comparison between two integer input signals. 94) Finally, for the hysteresis and creep nonlinearities of the piezoelectric component and time variation factors of the system, a single nerve-cell adaptive PSD intelligent control method was presented. 95) Another is the authority use, but must tolerate the legal hysteresis quality. 96) It introduces that how to watch and measure the hysteresis loop-line, residual magnet and coercive force of ferromagnet through an oscillograph. 97) Both bowknot angle and dissipative angle enhance as the area of hysteresis loop increases, and attenuation enhances as viscosity coefficient of pore fluid increases. 98) The dynamic hysteresis depend on reduced frequency pitching rates and pivot positions. 99) The effects of annealing on the electrical resistivity, anisotropic magnetoresistivity and hysteresis loop were studied on sputtered permalloy thin films. 100) This system has disadvantages of complex duct , high mechanical waste , hysteresis checking result and high fault rate . 101) Finally, we also get multi - loop hysteresis by Monte Carlo method which matches the expectation of landau theory. 102) In this paper, the thorough studies on a mathematical model that can simulate exactly the hysteresis loops of transformer coil are carried out, and the method of obtaining the model is deduced. 103) Non - interrupting level setting over a range of 20 dB for reproducible measurement of squelch hysteresis. 104) Comprehensive review has been done on shifted and asymmetric hysteresis loops in amorphous alloys and their applications in pulse transformer, anti-theft system and goods-coding. 105) Compared with the standard phase inversion line, the dynamic phase inversion line shows clear hysteresis phenomenon. 106) In this paper the counting process of the Hysteresis Loop Counting Method is translated into a FORTRAN program, the time history of load of chassis frame-of the trailer is counted with the computer. 107) The mechanism of thermal contact resistance is discussed in detail, and influences of hysteresis and tangential stress on this resistance are studied experimentally and theoretically. 108) By static experiments, the static hysteresis loop, the relationship of stiffness and amplitude, and the relationship between the energy dissipation coefficient and the amplitude are obtained. 109) The synchronous hysteresis motor consists of a polyphase - wound stator and a magnetically hard rotor.http:// 110) From the magnetic hysteresis loop-line, we can know some other parameters such as saturated magnetizing strength, magnetic conductivity, etc. 111) We designed a relaxation oscillator with 1MHZ frequency and 94% duty cycle, which is composed of hysteresis comparator and charge and discharge circuit with constant current. 112) The hysteresis loss characteristics of the ferrite material used in deflection yoke rings were studied. The principle and method of hysteresis loop measurement have been introduced. 113) Major and minor loop areas are computed from simulated B / H characteristics and thereby the hysteresis and eddy current components of the measured no-load loss are calcu1ated. |
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