damping

The formation of the mercury nanoshell resulted in a red shift and damping of the surface plasmon resonance of the inner gold nanoparticles.

The decrease in intensity due to absorption is called damping and a wave whose intensity decreases for this reason is called a damped wave.

By adjusting the shock absorber damping can be the fuel tank and hydraulic oil between the ball to limit body of the swing.

A concept of a shroud dry friction damping factor is presented to measure dry friction damping on shroud interface.

The experimental result shows that this system has good stiffness and damping characteristics and robustness.

These conditions have had a damping effect on composites manufacturing for residential new-construction and remodeling markets.

the platform can analog rolling and swaying motion of ships . the moment of inertia , damping and restoring force can be adjusted.

Structural damping ratio hardly influenced on support reactions, but can be a good control of support rotation at the corner.

This study was to determine the fundamental resonant frequency and damping of the PCB supported by different types of retainers.

The invention relates to a rubber piezoceramics damping vibration attenuation material and a preparation method thereof.

The basic structure and operation principle of a variable damping oil-gas spring with a separate adjustable damping valve are presented.

The next morning, the storm clouds , as thin as the steam, have strengthened the sound damping of this vast white blanket.

The system time delay affects the sky hook damping control more than that of the on-off damping control.

The new SOQI rear shock both high and low speed compression damping plus an easy-to-use screw adjustment for preload.

By carrying out a finite-step iteration of a compensation sequence, a suboptimal damping control law is also obtained.

It is found that the precision of these two linearization processes decreases when the damping of the system increases.

Damping is usually expressed as a percentage of critical damping.

Compared to stress-strain curves method, DMTA was more effective for analyzing the damping property of materials.

The classic example of damping from physics is the slowing of a swinging pendulum unless it has a steady supply of energy.

The parameters of PSS must be selected to increase the damping of the system, as well as to improve the transient stability.

My hometown is in jinan, there are lots of places of historic interests, were a fascinating place, damping lake is one of them.

By numerical tests for a standard test designed in this paper, the performances of these damping models were compared.

The utility model relates to a vibration-proof pad used in a laminated vibration isolating damping foundation.

Designed the big damping electrostatic comb-drive MEMS optical switch, and established the system simulation model of the optical switch.

However, it may be necessary to increase the damping with an external circuit.

The invention discloses a door apparatus for a refrigerator and a damping apparatus for the same.

The modelling problem for a cantilever beam with a controllable constrained damping layer is discussed in detail.

A great deal of fundamental data for the damping ratio of rubber powder concrete in small deformation is obtained.

Values of these parameters mainly affect the stiffness and energy dissipation of damping component. There exists an optimization problem.

As the damping of complex systems is difficult to determine, and measurement error, therefore, this analysis does not consider damping.

So far the most effective means to lower the turbulence intensity of the airstream is to utilize damping screens.

A control unit calculates the requisite damping forces within milliseconds, and adjusts the dampers just as quickly.

This also indicates some damping nature of caster angle with respect to yaw rate overshoot.

The traditional clutch damper has finite damping performance due to its space structure constraint.

Using MATLAB to carrying out simulation and analyzed the law of affection of the structural parameters of foam metal on the damping force.

a damping device at the rear end of the oil storage cylinder eliminates impact sound at the end of a return stroke.

Influence of the magnetic damper on bending modal damping of the system is studied by theoretical and experimental modal analysis.

The collider's damping rings must achieve beam qualities several times better than those of existing electron storage rings.

For these applications, a variable damping control may reduce the AC pickup enough to make meaningful measurements.

Causes the surface area to enlarge has the shock absorber damping factor enhancement .

Although the structure has certain damping and vibration reducing effects, the loss factor of the structure is still low.

There was nothing left but grey, wheeling fog, and the mother and the girl, alone, shivering in a little strip of damping ground.

and the damping circuit (H) is connected with a circuit positioned between the over voltage protector (MOV) and the breaker (B).

In this paper is analysed the basic construction and operational principle of the shock absorber in series with a damping valve outside.

The utility model can be applied to compound damping steel plate manufacturing applied polymer resin as damping and adhering layer.

The simulation shows that this method effectively improves the stability of NHGU even in the weak damping.

Analysised the impact of temperature, soil coefficient, damping and geometric parameters of the system, etc. on the main resonance.

And a motor-fixing mount preferably is composed of the vibration-damping rubber interposed between plates.

The invention provides a variable damping suspension vibration absorber for an engine, belonging to the suspension vibration absorber field.

The mechanical principle of operation calls for relatively large tolerances ; viscous damping can be used to improve the display .

Quadratic feedback and PID strategies are used to control the adjustable damping of suspension and the assistant power of EPS respectively.

With the ripeness of WAMS platform in engineering application, it is possible to realize the wide-area damping control based on WAMS.

The difficulty of such a structure lies in the controller design because of the natural low damping which induced oscillations.

The system may also include a damping material between the cylinder head and the material to reduce the noise.

The initial boundary value problem of the nonlinear wave equation with the weak damping term and a source term was studied.

In practice, there is a sort of vibration system that needs to decrease its vibration which contains both the coulomb and viscous damping.

The diaphragm is covered with a special TAD-developed damping agent to reduce cone breakup and distortion.

The influences of the damping ratio, seismic parameter, waters speed on the response curves of the system are analyzed.

The result of simulation shows that the damper has better stability and vibration damping effect.

Therefore, by determining the intensity of ultrasonic damping, the mechanical properties of composite can be predicted directly.

The system response can be fixed to stable periodic movement by increasing the damping ratio.

The seismic response by damper after the elastic-plastic state is analyzed, and a reasonable way for adjacent structural damping.

There was nothing left but grey frog , and the kitten sat shivering in a little strip of damping ground.

an upper damping pad is arranged between the hanger rod seat and the upper end of the hanger rod.

The advantages of this chip-level spring damping structure are one integrated, good consistency and engineering applications.

The hydraulic damper is a device which is composed of an energy storage mechanism, a damping mechanism and a push rod mechanism.

damping by the air's friction opposes the motion and removes energy from the system.

Neural network was used to design suspension damping PID controllers whose parameters were optimized on line.

with a small blade deformation, the blade deformation has little influences on aerodynamic damping.

Both in light and heavy fluids, the impact of geometrical parameter of the elastic plate on its acoustic variational damping was discussed.

Further more. quite a lot of experiments have been conducted to research the characteristics of particle damping deeply.

In this paper, the marine structure is simplified into a spring-mass-damping system.

Simulation results demonstrate that the damping performance of vibratory roller is improved effectively by applying semi-active suspension.

Possible causes might be too much damping solution or too much gum arabic.

A set of damping measuring system is developed which can analyze the structure material damping in the sound frequency region.

Perhaps the main difference for the "feel" is the increased damping factor produced by the negative feedback loop.

The damping effect of the honeycomb can reduce the influence of the inlet preswirl on the total temperature difference.

T should not be made larger than necessary since excessive erector damping causes the gyro to overshoot the vertical during erection .

Papering over some of the party's history has helped them too, damping public demands for political change.

The construction damping is an important motive parameter of a building.

When used in landing gear damping system, this damper can greatly improve the safety and comfort of the aircraft.

The test covers the deflection and stress of the main sections, natural frequency, impact coefficient and damping ratio, etc.

Using a piecewise linear method, the analytical solution to a shock isolation system with coulomb damping was obtained.

The damping property of the rolling interface has an important influence on the system dynamics.

The variety of estimating precision is analyzed as the variety of sampling frequency, frequency, damping, amplitude and phase.

In this paper the experimental research on the damping characteristics of a twin-tube shock absorber is presented.

noise damping: airbags can effectively reduce the weight on the floor of the impact, the human ankle and knee joint properly protected.

The mechanism of power system damping control is revealed through the equal area criterion in a single-machine infinite-bus power system.

The utility model relates to a novel damping piece which is convenient to be riveted in the mechanical workout fitting field.

The damping of excited states that we depict in this paper due to electron-phonon interaction of polymer varies with the excited states.

After concluding a theoretical relation between signal energy and damping ratio, the damping ratio can be determined.

Telescopic, fully adjustable spring preload, rebound and compression damping. Titanium-Nitride coated stanchions .

Rising fuel prices are straining household budgets, damping the spending that drives more than two-thirds of the nation's economic activity.

The influences of solid solution treatment processes on damping properties can be explained by the G-L theory.

the pavement dynamic responses decreased with increase in suspension stiffness, suspension damping, and tire stiffness.

From a "load" viewpoint, the 35k looks to be in parallel with the anode resistance, so the damping is slightly better.

In sport mode, the system switches to harder damping, thereby enabling even better dynamism on the racetrack.

The test results show that the PSS installed can significantly improve the system damping.

Its damping directly affects the natural characteristic of the rotary system and efficiency of torsional vibration reduction.

Maximum shear modulus is one of the most important parameters effecting shear modulus ratio, damping ratio and seismic response of soil.

On the basis of calculation formula, this paper combined with test data and designed structure size of the damping spring reasonably.

The expressions for the upper and lower bounds of the modal damping of systems with uncertainties were developed.

A fixed height tension rib is arranged in the buffering damping cavity, and the edge is provided with a fluid fill-discharge valve.

through the damping test of wire dampers, the correctness of damping energy calculated theory of wire dampers are proved.

Soil damping reduces the amplitudes notably, but has little effect on the frequency of the system.

A vehicle suspension assembly includes a shock absorber that provides variable damping dependent on the load conditions of the vehicle.

The thermal damping is maximum for frequencies corresponding to pulsations that are somewhere between isothermal and adiabatic.

Water finish High finish to paper achieved by damping the web as it passes through the calender stack.

For the bridge with low damping ratio, the damping ratio will have little influence on the dynamic response of the bridge.

The invention solves the problems of low damping capability and poor durability of the conventional concrete structure material per se.

when calculating the damping coefficient of the section with the semi - submerged bow , the viscous effects are considered.

Some factors that have strong influence to the damping of the longitudinal systems are analyzed in the paper.

damping: l don't know. what's a hot dog? ls it a. . .

But so far, the theoretical calculation for roll damping can't be used in engineering.

Simulation results show that the SSSC damping controller can damp inter-area mode low frequency oscillation in power system effectively.

Therefore, the randomness of viscoelastic damping layer obviously influences the resonant response and sound radiation of structure.

Molleton Cotton material used for covering of damping rollers .

The spectra indicate that the peak value of pounding force reduces and the amplitude decrease quickly as the damping ratio increases.

For the damped vibration signal with continuous frequency , this paper presents an accurate estimation method for small damping.

Said invented refers to acoustic radiation algorithm for car coating surface damping process structure in mechanical engineering field.

The measurement of damping factors is great significance in guiding the improvement of the deoscillator's structure and nature.

The increasing width of the porous breakwater will wave damping inside the structure, thus decreases wave transmission.

It serves as a lubricant, improves thermal power &damping, aids in voice coil centering, and reduces distortion.

The damping circuit may already be built into the electrometer or may be an external circuit.

Profiles are flexible connections between components that ensure tightness, noise reduction and vibration damping.

Firstly, the time domain basic formula of the damping extraction method of dynamic structure-media interaction with FO is deduced.

the damping portion is of cylinder piston type and includes a cylinder piston and a cylinder. Air is used as damping medium.

The effects of thickness, shear modulus and material damping ratio of the horizontally inhomogeneous soil are studied.

So far an evaluation method for applied damping treatment design is obtained according to both modal and forced responses.

and the connection between the damping portion and the optical fiber vibration sensing portion is rigid connection.

It is a tedious work and time consuming iterations, in particular in the case of complex structures or structures with high damping.

The shear strain level and confined pressure are the two principal factors affecting the damping value.

Damping paints have been widely used in automobiles industry.

The utility model belongs to a shock damping frame for a vehicle seat.

A non-linear dynamic model is set up for high-speed passenger car considering total track stiffness and damping.

The SRX's six-speed automatic's sport mode holds whichever gear you choose, and it changes the Sachs shocks' damping, as well.

To iron you garment, use minimal heat and no damping, place clean dry cloth between the iron and the leather garment.

In orcher to improve the rall damping ability for a ship moving at full speed, a mew kind of roll damping device-thrust fin is presented.

the car power of hanging the shelf responds and controls the close connection between analysis and change of rigidity and damping.

Based on an analysis of vibration and damping capacity, a sonic testing instrument for the measurement of bomb chamber volume is developed.

Higher reserve ratios could mean tighter credit for manufacturers and construction companies, in turn damping copper buyers' demand.

The utility model discloses a magnetic spinning damping electricity-saving coil, belonging to low-voltage control circuit apparatus.

The heavy damping makes it impractical to read gravity directly from the displacement of the beam.

This study attempts to characterize the damping behavior of sandwich beam by a new method with dynamic mechanical analyzer(DMA).

That lack of flexibility is damping consumer spending, which in turn is making businesses less willing to make new hires.

But for the different positions of isolation layer, the damping effect of the structures also differ very obviously.

and a washer is arranged between the nut and the damping cushion.

Paper a light material, though not very rigid, but with reasonable internal damping. Sound often suffers from a "cardboard" coloration.

The result displays that the horizontal steady-sta te vibration is little affected by vertical Coulomb damping parametric excitations.

A new approach to determining optimal excitation controller gains for the damping of synchronous generators is developed.

The natural frequency of interaction system decreases and the damping ratio of soil increases with the increase of the shaking.

Theoretically the absence of damping results in an infinite response at resonance.

the influence of the clamping location of the bar on the damping performances is studied and the optimum clamping location is determined.

This paper explores the effectiveness of using supplementary excitation damping control, or SEDC, for damping such kind of SSO.

Equipped with the proposed DBPSS, the damping performances of the electromechanical oscillation modes are greatly improved.

Simulation results indicate that the amplitude of line current is the optimal signal for additional damping control.

The transferring rules of water hammer wave near a valve were analyzed after the physical model of a damping valve was built.

The precessional and nutational modes are easily distinguished in Fg. 3, so estimates can be made of their frequency and damping.

The influences of soil shear modulus, damping coefficient, inner soil and diameter on vibration characteristics were studied.

The effect of two -dimensional loading on the dry friction damping characteristics of Metal Rubber isolator is researched in this paper.

This method offered a theoretical method to quantitatively characterize the damping properties of rubber materials.

Synchronizing torque and damping torque of synchronous generators are two main factors in influencing the stability of power system.

damping is viscous damping. On this basis, mechanical model of double-drum shearer is established.

TRIZ theory; innovative design; damping innovative of headphones; psychology analysis.

The main vibration modes and modal damping of cable-stayed bridge with CFRP cable were similar to those of steel cable-stayed bridge.

Detail methods of extracting damping parameters from simulation data is introduced to establish variable motion models.

The storage modulus and damping factor of composites were also characterized through dynamic mechanical analysis (DMA).

A new objective function is proposed to ensure the damping ratio and oscillation frequency within a specified range.

Slowly of the toilet cover The damping system is designed by physical buffer theory to quietly open and shut the cover and seat.

Then, the damping characteristics of different signals, when power flow on the tie-line changes, are compared by time-domain simulation.

The experimental results may provide the basis for the rational design of non-obstructive particle damping columns.

A differential equation for calculating squeeze-film air damping in slotted plates is developed by modifying the Reynolds equation.

Friction inside the liquid will probably generate some heat and that will cause some damping.

The invention provides a magnetic control liquid damper which relates to a damping device.

The links and viscous dampers increase the stiffness and damping ratio to cut down the seis mic response of bridge.

The damping property of polyurethanes is influenced by the molecular weight of soft segment in main chain and the content of graft chain.

Rubber dampers represent a new technique recently adopted in construction machinery for vibration isolation and damping.

It makes a new chance for the inter-area damping control of the system.

From the simple linear model, both stiffness constant and damping coefficient were increased in the stroke patients with spasticity.

aerodynamic damping control tension, tension can be adjusted.

Through introducing complex material parameters, the analytic solutions with damping are gained.

Its lining damping material has the functions of eliminating tooth skew, absorbing vibration, compensating abrasion and balancing load.

Next, after heat treatment, the mechanical properties and damping capacity of above deformed alloy was investigated.

Other types of damping include electrical resistance, radiation, and magnetic damping.

The article summarizes the dynamic analysis method and the artificial boundary and damping of numerical dynamic analysis in previous.

An optimality criteria was proposed to achieve the optimal placement of constrained damping material in structures.

The pile-soil interaction-damping coefficient with low strain is a key parameter to quantitatively analyze defects of piles.

Study of damping control of ribbed arch bridges'lateral structure.

The results approved the structure design arid damping design of air filter, and provided theoretical basis for vibration test.

Granite worktable: high precision, heavy and stable granite worktable can support vibration damping.

the bounds of approximate decoupling errors lie on bridge structural style and equivalent damping coefficient.

The result exhibits that damping oscillating patterns depend sensitively on the distance of the atom to the mirror.

Damping technology is an effective approach to solve vibration and noise problem.

Both simulation and testing on the damping characteristics of the shock absorber are conducted.

under the influence of coulomb damping, the amplitude of displacement output of sprung mass will fluctuate in a small range.

Damping forces for each wheel are individually controlled for the directional movements of wheel and body.

Metal rubber is one new elastic damping material, has widespread application in damping field.

Simulation results show that rarefaction effect plays an important role in gas damping, which decreases as Kn Number increases.

The factors are the sewing structure, structure layer, sewing type and damping layer.

Accordingly, this paper introduces the theory and model analysis approach of thermoacoustic oscillation driving and damping mechanism.

Support a reasonable choice of the number and layout can achieve more satisfactory damping effect.

The relationship between current density and magnetic induction intensity in the damping passage is obtained.

Internal Damping damps out any ringing or vibrations in the cone structure that would otherwise color the sound.

Stiffness and damping design are two key technologies of constrained damping vibration isolators.

The results show that the large the vibration intensity, the better the damping effect will be.

Next, the engineers revised the damping settings for the massive fork tubes for even better performance.

The dynamic performance of the damping system of the sedan is studied for improving its riding comfort and handling stability.

Experiments are performed to verify the derived theoretical model and to measure the damping factor under various coverage ratios.

The paper gives a new method of determining the equivalent stiffness coefficient and damping coefficient of fixed joints in machine tools.

When the air channel is blocked, the damping element can flow the air into fan-motor element to reduce the load of motor.

Damping vibration: The vibration that the amplitude reduced gradually.

The large amplitude cable vibration often is induced due to low damping and small stiffness of stay cable.

The damping at the balance point is the bifurcation parameter that determines its dynamic stability.

According to the constitutive relation of the fluid, academic model for calculating damping force of viscous damper is first developed.

The harmonic response of linear elastic structures with damping was analyzed using a reduced-basis method (RBM).

Refer to the instrument's instruction manual for information on a particular electrometer 's internal damping feature.

The background of the dissertation is the fault diagnosis of actual vehicle damping spring.

the particle damping effect is improved when particles are embedded into holes with higher amplitude of vibration.

We resolve the hysteretic loop into the generalized elasticity force and the generalized damping force.

Increasing the damping of cables is the most direct and effective way of suppressing cable vibration.

The regular pattern of influence on impact spectra by amplitude of pulse excitation and system damping was discussed.

The suspension damping control strategy for vehicle attitude control system is presented.

The damping ratio of bridge has a weak effect on the deflection , bending moment and impact coefficient of the bridge.

The results show that as the padding is different, the damping properties are different.

The protection measures are essential for the high damping 6061 aluminum alloy metal matrix composites serving in marine environment.

Responding to the connection with frame bridge rubber damping increased, reduce the mat of vibration.

As the increases of bridge span , the change of long and narrow declining it's stiffness and damping.

Identification of bacteria antagonistic to cucumber seedling damping-off.

These damping periods can increase the computational time significantly .

In this paper, the research fruits of producing damping materials with waste rubber and waste plastic are summarized.

An active electromagnetic damping was adopted to suppress the unbalanced vibration of rotor online.

The effects of atomic initial states, the damping coefficient of cavity and the intensity of field on the distances are discussed.

It is used for vibration damping protection of conveyor belt at material loading blanking point.

The damping could be controlled by the properties of the core.

States the elastomer by the rubber material, the damping part, the polyurethane is made, also may be the PVC tube.

cab uses new steel structure , broadminded , secure , damping noise reduction.

Wavelet analysis can accurately identify a structure's modal parameters, i. e. , its frequency and damping.

In this paper, designs of reactive mass dampers are investigated to suppress vibration and increase damping.

The results of the experiments indicate that smaller the gap, better the damping effects.

In the process of modeling, equivalent stiffness and damping of combine surface was calculated by Takashi Yoshimura integration method.

It is pointed out that with the increasing of foundation coefficient and damping coefficient, the amplitude reduces.

A new passive adaptive shock absorber of the landing gear with double-cavity and dual-damping is studied.

In this paper, an adaptive fuzzy-logic damping control scheme is proposed for unified power flow controller (UPFC).

Three parameters are of prime importance: mass, internal damping and stiffness.

The experimental method to measure the stiffness and damping coefficients of rolling guide is put forward.

Over the past decade the rise of institutional investors in the sector has led managers to reduce risk, damping returns.

A new method of evaluating structural damping (nonlinear mapping method) and the calculating principle are presented.

On the same base the fundamental periods and the story maximum displacement of building systems decrease with the increase of damping.

Generally, we want something inbetween, something closer to critical damping.

Thus, the magnitude of the peak ground acceleration is need, as is knowledge of the type of structure(frequency and damping properties).