cavitation

You can see it coming in, and an incredible flash of light, and all this cavitation spreading over the surface of the snail.

This cavitation pattern seems to suggest that what exactly bursts into the FMBC is not tip vortex cavitation but sheet cavitation.

In fact , you might have even seen some cavitation going up the edge of the limb .

However, due to the characteristics of sludge, the cavitation air flotation has not been applied to sludge disposal.

Excessive fluid noise is usually an indication that cavitation is occurring.

It is an irreversible , slowly progressive decay of the hard tissues . It leads to a disintegration of tooth structures and cavitation.

The length of cavitation bubble approach or exceed the length of objects is known as supercavity.

Precautions shall be taken to prevent damage to the heat meter by unfavourable hydraulic conditions(cavitation, surging, water hammer).

Cavitation was calculated in the heat exchanger test-bed. The generation of cavitation was simulated when fluid flows through throttle pipe.

The effective wake is one of the primary reasons of propeller cavitation and induced ship hull vibration.

Tail pump is widely used in the industrial production. When choosing a pump, the flow rate, lift and the cavitation should be considered.

Marine propeller tip vortices are usually strong enough to induce cavitation in the vortex cores.

Thereby, measuring bubble size must be emphasized in study of reducing cavitation damage.

Disintegration by hydrodynamic cavitation had a positive effect on the degree and rate of excess sludge anaerobic digestion.

Experimental results of this paper provide important reference for the cavitation design of underwater vehicles.

Ultrasound cavitation has become a hot topic in current medical ultrasound research, but its application is still in the primary stage.

This pressure rise due to air bubbles in the liquid missing scene known as cavitation bubble collapse.

For a long time, the cavitation phenomenon is considered being a problem hard to be solved.

In this paper, a study of the cavitation of manganese-brass during superplastic deformation is reported.

Additionally, the working law of the cavitation-prevent device under variable working condition is also studied.

The mechanism of the ultrasonic extraction method of the invention mainly lies in the cavitation generated through the ultrasonic mechanics.

The key parts of the cavitation characteristics of Gongboxia rotary flow tunnel still need further observation and testing.

The most effective method to resolve the problems is to set up a cavitation monitoring system.

They include patented formulas that provide protection against ferrous metal corrosion, including cavitation and crevice corrosion.

This paper reviews studies of the performance of different modified epoxy resin when subjected to cavitation erosion conditions.

Hydrodynamic cavitation as a tool to control macro- , micro-, and nano- properties of inorganic materials .

The results of numerical simulation show that the pump with the variable-pitch inducer can improve the anti-cavitation performance.

The total diameter of cavitation, if present, is less than 4cm.

The cavitation air flotation( CAF ) has been widely applied to the industrial wastewater and sewage pretreatment in cities.

With the decreasing of cavitation numbers, the vorticity value lowers since there is in large grad of the velocity in the cavitation area.

Other approaches include simple suction aspiration, cut and aspirate devices and clot disruption by ultrasound or laser-induced cavitation.

The application of a filter-based model(FBM)for the computations of cavitation flow is studied based on the flow around a cascade hydrofoil.

Unsteady cavitating flow around a disc cavitation and its drag characteristics were studied numerically using the filter-based model(FBM).

With the increase of driving frequency, the initial radii range of cavitation bubbles decrease, and the oscillation intensity reduces.

Then, this paper, study the mechanism of optimizing the acoustic cavitation theoretical which numerical calculation method.

Using finite difference method, the transients in hydraulic pipeline accompanying gas bubbles and cavitation are simulated.

Pump cavitation due to the particularity of curve, the curve shape of a direct impact on NPSH3 values.

Conclusion: Nonlethal dosage ultrasound could lead mitochondria damage to ovarian carcinoma by cells cavitation.

Excellent Air Release and Antifoam Properties-to avoid cavitation and increased compressibility.

And a lot of ultrasonic cavitation is an important mechanism of ultrasound.

Generated when the cavitation bubbles, fixed to a low place, its volume is reduced resulting in disillusionment.

The main engineering measure to prevent cavitation damage of the structure is to add gas into high velocity flow.

The cavitation erosion regularity of five steels of different heat treatments was studied using rotating disc testing equipment.

It also shows that it hasn't definite multiple relationship between critical cavitation allowance and primary cavitation allowance.

An approach to the cavitation corrosion resistance of a cast high strength titanium alloy is made by using various testing methods.

The initial cavitation pressure and the critical cavitation pressure are measured by water samples of different sand concentrations.

In the design example, the cavitation performance is improved markedly, this shows that present method is reasonable and effective.

The results show that with increasing cavitation area, the head of centrifugal pump declines.

Besides, some experimental researches on the cavitation and flow characteristics of water hydraulic throttles are introduced.

SEM and metallographic analysis indicate that the crack grows along grain boundaries by cavitation.

With unique characteristics and sound cavitation, ultrasonic wave can exert effect on fiber macromolecule and finishing bath.

the most probable CT signs for tuberculoma were cavitation, satellite, calcification and pleural indentation.

The cavitation damage is prevented effectively in many spillway dragon-raise-head tunnels by aeration facility.

Therefore, this method could be to solve the cavitation problem supporting facilities.

This new model is designed to predict die erosion due to cavitation during filling in high pressure die casting.

The traditional mechanism of gaseous cavitation erosion is discussed and explained in a new way according to the experimental results.

The method of avoiding agglomeration by ultrasonic cavitation is proposed to obtain ideal nanomaterials.

In this paper, the principle and application in wastewater treatment of ultrasonic cavitation are introduced.

No cavitation, lymphadenopathy, or pleural effusion was demonstrated.

The storage tank must provide reserve to minimize cycling of the treatment equipment and to reduce pump cavitation.

The application of jet cavitation and swirling jet cavitation in organic wastewater treatment are reviewed.

At the cloud-cavitation stage, the vorticity bands become more dispersed and behave as many vorticity group.

An alteration in the layout prevented the entrained vapor that led to cavitation.

Harsh conditions on the operation of the pump to prevent cavitation damage, cavitation-resistant materials can be used.

Several nodular opacities are visible in the right upper lobe, with focal cavitation and several areas of "tree-in-bud. "

The author compared two differential imaging methods and the influence of cavitation effect on the estimation of IBS value was discussed.

The prerequisite for cavitation is that there exists an area in which absolute pressure is lower than or equal to vaporization pressure.

Propeller blades pitted seriously due to cavitation erosion.

Cavitation is one of ultrasound chief bioeffects.

After the test, the inspection shows that there is slight cavitation damage on the division plate of the first diversion port.

Cavitation pitting evaluation in hydraulic turbines, storage pumps and pump-turbines - Part 2 : evaluation in Pelton turbines.

Ultrasonic wave has some functions of mechanical mass transfer, heating and cavitation.

The calculated results indicate that it is feasible to use LES method to simulate the cavitation.

For the glia cell, there are swelling of body and process, cavitation of cytoplasm, decrease of synapses, dissolution of filament in axon.

The extend angle is a major parameter to effect the cavitation of convergence-divergence nozzle.

Hydrodynamic cavitation is a new technique in wastewater treatment schemes.

The hydrodynamic cavitation generated through an orifice plate is used to decompose aqueous solution of KI in this work.

and then the initial cavitation coefficient reflects the cavitation status only.

The criterion of diagnosis to inception cavitation based on different scales energy characteristic of the signal was brought up.

A 20-year-old woman developed symptoms of pharyngitis followed by generalised skin rash and pulmonary infiltrates with cavitation.

The results are valuable for theoretical and practical research in cavitation noise.

Ultrasonic emission is a phenomenon with cavitation of vessels or tracheids.

Then it is solved with Runge-Kutta method, in particular, on various parameters to solve the cavitation bubble's movement.

Moreover, satisfactory cavitation performances were achieved by using the proposed method to design the variable-pitch inducer.

Cavitation will cause when pump circumrotate at high speed , and deteriorates the performance of water pump.

The cavitation under the superplastic tensile has been observed through the analysis of microstructure.

Cavitation is typical for large granulomas with tuberculosis. Cavitation is more common in the upper lobes.

The scene of this production Ouqi called cavitation bubble.

As a new technology, hydrodynamic cavitation is used in chemistry and environment.

and the bubble dimension is the major factor affecting cavitation noise in the throttling grooves.

Such cavitation often occurs in pumps, propellers , impellers, and in the vascular tissues of plants.

One problem plaguing fast-moving underwater objects is cavitation, or the formation and implosion of bubbles.

Conductive PE bag is made from LDPE, anti-cavitation agent and super conductive carbon black after blow molded by special machineries.

Abrasives in pumped fluid or severe cavitation. Inadequate water.

This effect is probably related to the cavitation of microbubbles contained in the medium exposed to ultrasound.

Cavitation in the prewash and absorber pump prevented the Rectisol unit from delivering the designed flows of cold methanol.

Areas of necrosis and cavitation may occur within the tumor.

Design of the WATTS Automatic Control Valve minimizes potential valve damage that can be caused by cavitation.

They are highly effective in mitigating liner cavitation corrosion in both high-speed and low-speed engines.

The movements of bubbles can affect the intensity of cavitation directly.

Cavitation phenomenon at high point is simulated by FLUENT software.

The work principles of throttle outflow and decrease rev to prevent pump cavitation are introduced.

The processed work pieces were subjected to cavitation impingement at the rotating disk rig [16].

In both silicosis and CWP, these masses can undergo necrosis and cavitation.

Cavitation damage was uneven and cavities appeared in local places.

Because free radicals have a very high activity, cavitation can enhance chemical processes.

Cavitation test of centrifugal pump shows the same conclusion.

Aiming at the cavitation and silt abrasion of hydraulic machinery, the study explores the mode of cavitation enhancing silt abrasion.

If the intersection point falls in the shaded area, cavitation can occur.

It is key that equipment of hydrodynamic cavitation to make use of the hydrodynamic cavitation technique.

Cavitation can be caused by a variety of reasons .

Based on the gas re-solution and releasing physical procedure, the models of gas bubble and cavitation volumes are developed.

"Cavitation effect" will happen if great ample ultrasonic energy is transmited in liquid.

It is shown that hydrodynamic cavitation technology is a potential method to treat toxic and refractory organic waste water in the future.

The existence of cavitation has a great effect on the work characteristics of journal bearing which brings out more and more attention.

Cavitation is also important biologic effect of HIFU during treatment of tumor.

Under high speed and super-high speed conditions, the oil film is easy to crack and becomes cavitation.

The paper establishes a cavitation model based on cavitation theory and the pump's actual performance curves.

This is the lowest outlet pressure setting allowed without failing into the cavitation zone.

Therefore, studies on cavitation erosion were performed in many fields, such as in hydrodynamics, material science and physico-chemistry.

In this article, the flow status and the naissance , the development and the distribution of cavitation are simulated.

The results showed that changes of vorticity distributions in the flowing fields depend on the development of cavitation structures.

In this way the economic loss from the operations caused by the cavitation erosion and the sediment wearing can he decreased.

Cavitation is the main harm in turbine, which is difficult to avoid.

Because of cavitation, the focused peak pressures in tap water were lower than those in degassed water.

Fittings and other components to seal the well to prevent air intrusion, so as to control air traps and the occurrence of cavitation.

Cavitation is universal phenomenon, which is very harmful to the fluid or hydro machinery.

In addition, the effect of distribution of cavitation on the spout pressure is analysed.

in the abrasive suspension, the collapse of cavitation bubbles will have a lot of pressure.

There is no cavitation damage and issues such as irrigation water. The latter point in particular to the operators is a big convenience.

A 2-D cavitation model is used and the result showed that the cavitation effect is not obvious.

We can enhance the the effect of ultrasoic cavitation by reducing the ambient temperature and improving the sound intensity in experiment .

in contrast smaller bubbles in acoustic cavitation would be easy to collapse, which is called transient cavitation bubble;

2 want to maintain the pumps to work, that is, cavitation does not occur, vibration and so on, must ensure that the following conditions.

And what that is , is cavitation .

2 what is the tunnel, how to avoid cavitation damage?

At the same speed and flow rate, the adoption of double-suction pump, due to reduced imports of light, easy to pump cavitation;

Therefore, it is necessary to study the dynamic characteristics of valve-less micropump accompanying gas bubbles and cavitation.

According to analytical consideration and experience, it can not be caused by cavitation as conventionally observed, but by corrosion.

Cavitation-Abrasion Behavior of Martensitic Stainless Steel Used for Hydraulic Turbine Blades

groove damage at the end of swirl holes may be the result of cavitation via prototype observation;

Morphology characteristics of the heat-affected zone of aluminum bronze welding after cavitation erosion

Finite-amplitude vibration of a bubble and its applications in sonoluminescence and cavitation fusion

To widen the range of the plane gates, it is very much important for plane gates to study hemline cavitation and solving measure.

Experimental Study of the Supersonic Characteristic of Hydraulic Turbine Cavitation

Experimental Study of the Effect of Nanometer Granule on Boiling Heat Transfer in an Acoustic Cavitation Field

Dynamic Coefficient Analysis of a Hydrodynamic Journal Bearing Considering Cavitation Effects

Analysis on Cavitation of Charging Flow Regulating Valve Used in Chashma NPP and Its Improvement Measurement

Numerical Simulation and Analysis of Two Phase Flow of Inner Cavitation in Injection Nozzles

Effect of Ultrasonic Cavitation Treatment on the Surface Structure of Polymer Bonded Explosive

Dynamical Cavitation in Spheroid Composed of Two Incompressible Thermal Hyperelastic Materials

Experimental study of decomposition of rhodamine-B by hydrodynamic cavitation technique

Comparison of Cavitation Boundary Conditions in Analyses of a Laser Surface Textured Mechanical Seal

Variational Principles for the Cavitation Flow in a Cascade on an Arbitrary Streamsheet of Revolution

The Experimental Study of Pipe Throttle Cavitation Noise Control by Multilevel Pressure Loading

New concept of air entrainment effect on mitigating cavitation damage

observing the cavitation and flow state of the liquid working medium in the test section and the change of state of scale matters;

Experimental Study on Cavitation Characteristics of a Mixed-flow-pump during Starting Period

Experimental study of aerated characteristics in cavitation region of high velocity flow

Application of the Turbine Efficiency-cavitation Measurement System in Xiaolangdi Hydropower Station

The cavitation-resistance puddle welding technique for turbine runner treatment and its benefit analysis

Cavitation Prevention of the Fuel Injection System for a Highly-uprated Diesel Engine

Discussion on similarity law of pressure relief model for air entrainment and cavitation prevention

Experimental Research on Anti-cavitation Characteristics of Two-step Throttle in Water Hydraulic System

Failure Processes Micro-characteristic Studies of Two Materials to Resist Cavitation Erosion and to Resist Erosion and Abrasion

The results show that the increase of the static pressure of guide blade from inlet to outlet enhances anti-cavitation performance;

Silicates form a stable layer that protects the internal surfaces against corrosion, cavitation and scaling

NPSHR - pump NPSH, called NPSH required or moving the pump inlet pressure drop, the smaller the better the performance of anti-cavitation;

Experimental Study of Cavitation Damage Behaviors of NiAl alloyed Aerofoil

Hydrodynamic cavitation and its enhancement effects on chemical processes

Research progresses about the mechanism of ultrasonic cavitation and its applications in anticancer domain

Laboratory investigation and field application of self-resonating cavitation jet for improving polluted rock permeability

Study of Cavitation Enhancement Effect of Bi-frequency Ultrasound by TA Fluorescence Method

Formation Process of Cavitation Region Effected by Underwater Plane Blast Shock Wave and Its Characteristics

the prediction of cavitation position and shape at different operating points corresponds with the experimental results;

Effect of physical properties of sodium aluminate solution on ultrasonic cavitation and enhancement during precipitation process

Surface Tension Effects on the Collapsing Behavior of a Cavitation Bubble near a Rigid Wall

Increasing extraction of traditional Chinese medicine with cavitation using dual-frequency ultrasound

Ultrasonic Cavitation and Its Application in the Electrochemistry Field

Standard Test Method for Cavitation Corrosion and Erosion-Corrosion Characteristics of Aluminum Pumps With Engine Coolants

Relationship between strength of hydrodynamic cavitation and amount of induced hydroxyl radical

Elementary analysis of centrifugal pump impeller destruction due to cavitation and sand abrasion

The analyzing about cavitation corrosion phenomenon of the centrifugal water pump at the rolling mill

A Comparison of the Cavitation Erosion Resistance of Two Fe-Based Shape Memory Alloys

Experimental research on ventilated cavitation and its stability

Research Progresses of Ultrasonic Cavitation Process for Degradation of Organic Pollutants in Water (Continued)

Cavitation pitting evaluation in hydraulic turbines, storage pumps and pump turbines - Evaluation in Pelton turbines

due to corrosion, cavitation, erosion failure of various types of wheel, impeller, valve repair;

Experimental investigation on cavitation noise of an axisymmetric body

Static and dynamical cavitation for incompressible hyperelastic-plastic material

Artificial neural network model for hydraulic turbine cavitation characteristics

Preventing and Repairing Techniques for the Cavitation Erosion and Sediment Wornout of Large and Medium- sized Water Pump

Cavitation Problem for Compressible Hyperelastic-plastic Materials

Application Status and Tendency of Surface Protection Techniques for Anti-cavitation Erosion of Hydraulic Machinery

Experimental study of cavitation performance of annular jet pump

Progress in Research and Application of Hydrodynamic Cavitation Technology in Wastewater Treatment

Numerical and experimental research on pressure fluctuations induced by propeller cavitation

Experiment Study on the Cavitation Performance of the Ultra-low Specific Speed Centrifugal Pump with Patial Flow

The Microcosmic Explanation of Effect of Ultrasonic Cavitation on Degree of Degeneracy Polarization of Raman Spectrum

Cavitation for Incompressible Anisotropic Hyper-Elastic Materials

cavitation erosion; nano structured coatings; coating protection;

Test Method for Cavitation Corrosion and Erosion-Corrosion Characteristics of Aluminum Pumps with Engine Coolants

Study of Film Cavitation in Dynamically Loaded Journal Bearings

Cavitation and bifurcation in an incompressible sphere

Influence factors of phenol degradation in water by ozonization with enhancement of hydrodynamic cavitation

Discussions on the Cavitation of Emulsifying Process and Its Harmfulness

The Application and Study of Hydrodynamic Cavitation

Noise Feature of Cavitation Flows on Axisymmetric Bodies and Transient Characteristics of Cavity Interface

the pressure pump is connected between the liquid storage tank and the acoustic cavitation device;

Code for propeller Cavitation Tests in Uniform Flow Carried Out in Cavitation Tunnel

Cavitation characteristic study of bottom outlet water flow in Taolinkou reservoir

Cavitation of liquid chlorine centrifugal pumps and its prevention

Cavitation Erosion Problems in Dynamically Loaded Plain Bearings: Analysis and Prediction

Investigation on Cavitation Erosion Failures in Dynamically Loaded Journal Bearings

Application of ground penetrating radar in investigation on subterranean cavitation

Theoretical Study on Cavitation Characteristics of Centrifugal Pump and Regulation of Pump Operation

Cavitation airfloat process and its application to the waste paper utilization in paper reproduction

Calculation of Cavitation Characteristics in Water Transmission System

Numerical Investigation of Chaotic Movement of Cavitation Bubble in Oscillating Pressure Field

Bubble diameter Cavitation Multiphase slip velocity Interaction

the present research of pressure fluctuation induced by rotor-stator interaction, secondary flow and cavitation is introduced;

Construction Techniques for Protecting Flood-discharged Low-level Opening from Cavitation Erosion in TGP

An approximate calculation method for estimating turbine runner cavitation pitting

Accurate confirmation of hydro-turbine output with critical cavitation coefficient

Cavitation in semi-open centrifugal impellers for a miniature pump

Review on Material Resistant to Cavitation Erosion and Its Application

Cavitation erosion behavior of an austenitic stainless steel

Experimental Research on Properties of Wear Resistance and Cavitation Resistance of Materials

Turbine cylinder middle surface, the rotor journal wear, cavitation repair arc spraying equipment;

Cavitation Erosion Behavior of Martensitic Stainless Steel for Hydraulic Turbine Blades

Biological effects of ultrasonic cavitation and sono-parameter optimization

Protection Technology and Progress against Cavitation for Centrifugal Pumps

A Not Allowed Slighting Problem in Study of Frequency Effect on Sound Cavitation

water atomization; cavitation; draining water; extracting gas;

Research Status of Degradation and Application of Cavitation in Organic Wastewater Treatment

Characteristic Study on Preventing Cavitation Damage of Hydraulic Structures Side-walls with High Head

Effects of bubble size distribution on aeration for cavitation alleviation under cavitating shock wave

Dynamical Cavitation for Hyperelastic-plastic Materials

Application of Cavitation Monitoring for Hydrogenerator

The cavitation effect of different frequency horizontally orthogonally ultrasonic irradiations

Experiment Research on the Fluid Transient in Hydraulic Pipeline including Cavitation and Gas Bubbles

Analysis of Cavitation for Oil-water Emulsion Drum Height Adjustment System in Electrical Traction Shearer

Checking the Scale Effects of Cavitation Inception for Symmetrically Rotational Body Shapes

Analysis of Cavitation Reasons of Cylinder-bushing and Measures for Improving Anti-cavitation Ability

Study on Artificial Aeration in Cavitation-Protection for the Sidewalls of Spillway Tunnel

Standardization for Testing Technique of Cavitation Inception

Experimental study on cavitation inception of nozzles with different geometries

Numerical Investigation of Nonlinear Dynamics of Cavitation Bubble Motion

Study on Cavitation Behavior of High-speed Mixed Flow Pump and Cavitation Performance Improvement Method

Rational determination of incipient cavitation numbers for some configurations in hydraulic strutucres