ultrasonic

The innovative ultrasonic technology has been used for years in the research and diagnostics.

Another therapy treats the wound with a device that combines painless ultrasonic sound with a fine saline mist.

Ultrasonic imaging and microscopy of a fine needle sample constitute the first-line investigations.

The seed likes a rice grain to be that big, the ultrasonic wave is recording in the first child's picture, then appeared his hands and feet.

Ultrasonic techniques have been used to measure the elastic properties of bone.

So, if ultrasonic wave is used to determine SIF, only the first one passing through the front (or rear) surface of the specimen can be used.

Conventional ultrasonic NDT method is quite incompetence for the surface fatigue crack testing of in service rotary shaft.

The ultrasonic transducer can be used for medical diagnosis, ultrasonic nondestructive detection and precise thickness measurement.

By using ultrasonic waves to break the cell of strain B. 9, and with acetone as the abstracting liquid, more carotene would be abstracted.

Result: The total effective rate of ultrasonic spray inhalation with dexamethasone and furosemide was up to 93. 33%.

Compared with the traditional threshold functions, the improved one was more advantageous in ultrasonic signal denoising.

In a word, ultrasonic wave can be used in the washing procedure of the antique silks , but the fact must be considered.

Non-destructive testing - Ultrasonic examination - Part 4 : examination for discontinuities perpendicular to the surface.

Ultrasonic cleaning oscilatory plate the economy are adopted with fission structure, easy to use, easy to maintain repair.

Nowadays, ultrasonic technique has been used in oil recovery and forms a new subject named oil recovery acoustics.

Ultrafine metal powder can be prepared successfully by means of an ultrasonic electrolysis process.

Out of the different sections of textile processing, ultrasonic applications to dyeing appears to be most promising.

Just as well if you use cosmetics pouch ultrasonic Qu, cosmetics good expensive, demand a lifetime, the key is also regardless of use.

Any orientation and positioning of the at least one ultrasonic lens relative to the ultrasonic emitter is contemplated.

After ultrasonic impact, the surface microhardness and the section microhardness are obviously increased.

All sorts of thermoplastic rubber parts can be used both ultrasonic welding treatment, do not need to add solvent, adhesive or other AIDS.

Conclusion: The ultrasonic-assisted multi-stage countercurrent extraction method is hoped to be widely used in the pharmaceutical industry.

An ultrasonic flame spraying technology is adopted for the reinforcement of the surface of the plunger piston.

Results: B-ultrasonic, CT, the ascites were founded to be positive with quite a few cases.

The ultrasonic soldering process of aluminium heat exchangers and a few important factors effecting on the soldering are reviewed.

and a controller for detecting a sensor orientation and for controlling transmission of the ultrasonic wave.

High temperature ultrasonic inspection is able to satisfy those inspection requirements of the vessels and equipment.

Ultrasonic inspection of the material used for the above mentioned components.

An ultrasonic signal that's undetectable to the human ear will scare off the varmint from up to 65 feet away.

Demonstrates in theory the feasibility of generating the traveling wave used for linear traveling wave ultrasonic motors.

Methods: To use the technology of ultrasonic drawing, the means of little white mouse and ammonia water, as well as phenol red drain amount.

It's not a death ray. It's just a little ultrasonic blast to scare him off.

The special nature of ultrasonic motor's speed control were fully taken into account in designing fuzzy rules.

Comparing with analog welding machine, a great deal of advantages of digital ultrasonic welding machine is achieved.

Ultrasonic P-wave transducer and ultrasonic single side method were used to determine concrete dynamic elastic modulus.

The hydrolysis rate was similar in conventional heating and microwave heating, while it was the lowest in ultrasonic heating.

Color ultrasonic Doppler, CT and selective angiography are very important for the early diagnosis of the disease.

Ultrasonic guided wave testing is widely used for the inspection of pressure vessels at present.

The transducer emits ultrasonic waves into the fluid that are not parallel to the primary flow of fluid through the tank.

Ultrasonic machining, electron-beam machining, plasma-jet machining, and laser machining are all examples of these new processes.

Therefore, the ultrasonic extraction is now, in a large amount, used inthe extraction of Chinese herbal medicine chemical components.

Ultrasonic testing is one of the most important non-destructive testing techniques, widely used in various fields of industrial production.

Ultrasonic flow meter is one of the important instrument for the flow-rate metering of the modern industry.

A strong ultrasonic energy field is distributed uniformly in the extracting pipe to guarantee the effects of ultrasonic extraction .

And a ultrasonic generator with ultrasonic frequency and power adjustment is designed, as well as its portable shell.

The working principle of the ultrasonic transducer of piezoelectric ceramics was introduced as well.

Experimental results can be used to model a real ultrasonic bonder and optimize its functions.

The ultrasonic generator comprises a piezoelectric energy exchanger, a conical amplitude transformer, a mounting seat and a saw blade joint.

The time it takes for that ultrasonic wave to pass between the sensor and the object is the value for the distance or the position.

Finite difference time domain method was used to research transducer's pulse ultrasonic sound field characteristics and diffuse attenuator.

The studies indicate that the ultrasonic irradiation is an effective method for the degradation of ammonia-nitrogen from landfill leachate.

It is not possible to receive an echo during the transmission of the ultrasonic pulse (0 up to t pulse).

Ultrasonic testing is one of the most frequently used measurements in geotechnical rock mass evaluation.

The resulting ultrasonic sound wave can then be directed out in a tightly controlled beam.

The invention relates to an immobilized allinase and a method for preparing allicin by ultrasonic field enzymatic reaction.

The detection and localization of defect of the reliability and accuracy can be affected by the ultrasonic field distribution.

Thirdly, the least-square method based on relative error is proposed and used to fit the calibration curve of the ultrasonic sensors.

In this work, an experimental study of the density and ultrasonic velocity in the ternary mixture (water-ethanol-saccharose) is presented.

The ultrasonic process can seal film structures that have been contaminated by product, minimising stoppages, reducing downtime.

After showing the working flow of the ultrasonic-cleaning line, the hardware and software design of the MCU controller system is given.

If the main load parts of elevators are forged, it must be detected by ultrasonic method.

Results Ultrasonic with methanol was the best extracting method for both emodin and chrysophanol.

The good performances of ultrasonic transmission and echo composition of the system are validated by the experiments.

Ultrasonic treatment did not also change the X-ray pattern of maize starch.

As one of the advanced oxidation methods, ultrasonic technology is prospected in wastewater treatment.

Provided are a method, system, and medium for estimating a location of a remote controller using ultrasonic waves.

Conclusions Ultrasonic extraction was a simple method, with high extraction efficiency.

card wrapping machine; sealing roller; ultrasonic mould; manufacturing cost of equipment; production capacity.

Microwave radiation extraction was better than ultrasonic radiation extraction.

This inspection system combines an ultrasonic inspection system and a thermographic inspection system.

Our company are capable of producing the Ultrasonic Fabric Cutting Machine with different specification on the Clients' requirement.

The problem of flaw classification in ultrasonic testing has not been solved so far.

Experiment showed control the direction of laser could be controlled by changing ultrasonic frequency.

Artificial abortion; Analgesia; Obstetrical department; Ultrasonic examination.

In the present medical organization, the ultrasonic equipment has already become one of the capital equipment of medical diagnosis.

The pulse period of the ultrasonic pulse depends on the period of the transmission pulse and on the ringing time of the transducer.

In these applications, ultrasonic sensor is one of the major critical components.

METHODS: The effects of the formation of(aqueous) two-phase and ultrasonic extraction conditions on extraction have been investigated.

Ground Penetrating Radar (GPR) method and ultrasonic method were used to detect pouring defects in those concrete structures.

Ultrasonic method to get into a brown tea saponin to H2O2 for bleaching, decolorization process in the best conditions (1) decolorization.

An ultrasonic ranging system is designed for creeping robot to avoid obstacle, which measures the distance by time-of-flight.

In this paper, the surface of UHMWPE fiber was treated by chromic acid under ultrasonic processing.

Ultrasonic rain gauge rised up the measuring range and accuracy by adopted the ultrasonic technique to measure precipitation .

Compared with the traditional ultrasonic flow meter, the system has well stability, precision and practicality.

As the branch of the medical imaging technology, the ultrasonic medicine is the advanced comprehensive subject and develops very quickly.

The ellipse motion of the driving points for cylinder type multi-DOF ultrasonic motor and its characteristics were outlined firstly.

The simulation of pulsed ultrasonic propagation is of critical significance to signal analysis in practical ultrasonic testing.

Interfacial cracks between the ultrasonic motor rotor and the friction material affected the reliability and life expectancy of the motor.

Usually, the error of the ultrasonic distance measuring system is large, so they cannot be satisfied with the demands in some occasions.

It supplies the proof for the design of ultrasonic honing acoustic system. As well it is worth to the theoretical research.

Being installed into DURR cleaning machine, our ultrasonic generator equipment is an indispensible part of cleaning machine.

Ultrasonic extraction as an advanced extraction method, with extraction time, low energy consumption, high efficiency.

Ultrasonic medicine is an emerging science associated with physics, medicine and electronic engineering technology.

The national standard is the general standard of ultrasonic testing for steel castings.

The bed surface is made of improted cold steel plate by impact molding, to remove rust by ultrasonic, to be anti-impact and stainless.

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

Objective To evaluate the cause and management of posterior capsule rupture during ultrasonic phacoemulsification.

The IC, the transducer, and the flexible member can form a flexible subassembly which is rolled up to form an ultrasonic scanner.

Rotary ultrasonic machining has been one of the main method for machining hard-brittle materials.

Ultrasonic waves produce pulsed signals, by means of which various defects in metal can be detected.

The ultrasonic welding machine comprises an energy converter, an oscillator, a driver, a sensor and a control module.

Micro-ultrasonic technique was used to clean and expand the root canal, and warm vertical technique was employed to fill the root canal.

Second, the major part of this paper is design, analysis, simulation and optimization of rotary ultrasonic vibration system.

Conclusions Ultrasonic examination is sensitive and cheap, should be primarily selected in the diagnosis of the hepatic cell carcinoma.

We illustrate the efficiency of this "mathematical microscope" to reveal the construction rule of human liver ultrasonic images fractals .

Studied the effects of ultrasonic time, quantity of ammonia, and the quantity and chain length of the fatty acid on the ferrofluids.

The invention relates to an ultrasonic induction surgery center which can be used by a single hand and an anesthesia monitoring device.

The present invention relates to a fastener with a weld ultrasonic mounting a stress transducer.

The system uses ultrasonic wave as signal source, with the multi-probe multi-directions sweep, and fluid soak method test the gear.

This European Standard does not deal with the ultrasonic examination of the nodularity of spheroidal graphite cast irons.

Automobile, motorcycle, carburetor carburetor garden tools carburetor ultrasonic cleaning machines.

Ultrasonic control of the main signal processing circuit including: signal amplification, shaping and receive to send.

The position of the vehicle is also oriented by an ultrasonic measuring system.

Finally, the experimental results of the ultrasonic motor control are carried out to demonstrate the effectiveness of the proposed scheme.

Testing in lab and on-site proved that the ultrasonic phased array system was stable and reliable, and was high value in use.

Conclusion The ultrasonic measurement of abdominal circumference(AC)is a simple, accurate and valuable index in estimation of fetal weight.

The results indicated that the slice resistance preparation of nanocomposites by ultrasonic intercalated polymerization was better.

Methods: Doppler ultrasonic diagnostic apparatus was used to observe the form, echo, activity and blood flow.

The relationship between the adjustable frequency range of the ultrasonic generator and the wear ratio of the tool is deduced.

Chip microcomputer controlled ultrasonic transmitter circuit, receiving circuit as well as data processing, data re-use LCD display.

Ultrasonic technology is an ideal basis for an effective way lubrication conditions.

Ultrasonic remote control is one of the developing relatively fast in all of remote control methods.

Objective: To investigate the ultrasonic diagnosis value and its characteristics of pregnant uterine rupture.

Rapid development of computer technology greatly improves and opens up new developing direction of diagnostic ultrasonic equipment.

Using an ultrasonic level detector and a conductometer, the situation of level fluctuation and fluid mixing was determined.

Defects can be evaluated accurately by the knowledge of technological process and applying ultrasonic information synthetically.

The results are shown that ultrasonic guided waves can be generated by angle probe and can be used to inspect the flaws in the pipes.

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

The use of laser ablation as a means of generating ultrasonic waves in liquid metals is studied in this paper.

The samples were dissolved in water first. Benzoic acid and sorbic acid were extracted by an ultrasonic method.

The miniature ultrasonic probe and azygos hemodynamic study play a more important role in evaluation the treatments of esophageal varices.

Methods: Retrospective analysis the ultrasonic image of 21 case hydrops fetalis syndrome had been confirmed by pathology examination.

This system in air of ultrasonic velocity to determine conditions, using ultrasonic distance measurement systems.

Short extracting time, high extracting rate, and fine extracting homogeneity due to the utilization of ultrasonic techniques.

Methed To examine the body weight, blood pressure, electrocardiogram ultrasonic wave and biochemical items.

Processing parameters for ultrasonic extraction of Antioxidants from Flammulina were optimized by the response surface method.

The principle of automatic ultrasonic testing signals processing and negentropy law of ICA were introduced.

ultrasonic wavelength and their ratio is suitably selected, the intensity of focused laser beam can be nearly flat in the central region.

These often rely on the ultrasonic probe being connected to a manually operated scanning arm with the position being encoded.

Apply proper amount of the Essence to large pores and damaged skin, massage gently until absorbed. Works better with ultrasonic equipment.

Attapulgite was modified by titanate coupling agent NDZ311 in isopropyl alcohol by means of ultrasonic dispersion.

The invention provides an autonomous indoor ultrasonic locating system, a device and a method.

The two dimension analytical model of the ultrasonic motor is utilized to investigate the frequency performance of the ultrasonic motor.

Ultrasonic oil production technique is an effective method to enhance oil production with low cost and no pollution.

Digital signal processor ( DSP ) is described including its structure, character and application to ultrasonic nondestructive testing.

The experiment of bagasse kraft black liquor polymer viscosity control was carried out in the commercial ultrasonic machine.

The lens may take a variety of shapes, including Fresnel features, and may focus, collimate, or defocus the ultrasonic energy.

The experimental results show that wavelet neural network is an effective method in signal denoising of ultrasonic detection.

Objective To discuss the ultrasonic image features in abdomen of paratyphoid fever A and help for the early diagnosis.

Secondly, comparing with ultrasonic, stress wave does not use coupling and is easily used.

Another focus was on how the operating parameters affect the ultrasonic wire bonding.

This paper describes the principle of ultrasonic telemeter and the implement of a multi-wave ultrasonic telemeter.

During ultrasonic testing heavy castings, the procedure must be severely prepared and controlled.

Objective: To observe the efficacy of ultrasonic atomization inhalation of lidocaine for the assistant treatment of bronchiolitis .

Results of experiment show that load condition of ultrasonic equipment can be well detected by this method.

Ultrasonic feature of colorectal cancer were varied. They were three types: prominence, ulceration and thick wall stenosis.

Conclusion: Using ultrasonic wave can speed up the velocity of reaction and improve extract effi. . .

Machine parts of irregular shape can be washed very clean by ultrasonic waves.

For the engineering practice application of Anchor load ultrasonic testing technology, the issue that influencing factors were unclear.

Use ultrasonic level transmitters for water storage tanks. Differential pressure type level transmitters may also be used.

Flavonoid has been extracted by ultrasonic extraction method from pomegranate seed and its content is determined by aluminum nitrate method.

Comparing the ultrasound is the first non-ultrasonic cleaning and decontamination down the rate.

Therefore, ultrasonic testing of forgings for industrial production areas especially in the industrial production of chemical significance.

Methods: The preoperative ultrasonic-gram and the postoperative diagnosis of 360 csas of spleen rupture had been analyzed retrospectively.

Multiple working procedures established for ultrasonic cleaning, rinsing, spray pump, dehydration, rust prevention and drying.

An energy source in the form of an ultrasonic transducer (6) has as a curved energy transmission surface (7).

Digitalized processing of ultrasonic images promotes working efficiency and quality and improves ultrasound application.

As a new pollutes-treatment technology, ultrasonic-biological method is gaining increasing importance.

Requirements for the declaration of the acoustic output of medical diagnostic ultrasonic equipment.

ultrasonic treatment can speed up the migration and accelerate detection process.

With the progress of society and extreme development of technology, Ultrasonic cleaning is widely used in their respective fields.

Ultrasonic bio-effect is still in the air and the pulsed ultrasonic source is absent for a long time.

The experiment of filter fabric ultrasonic cleaning is fulfilled by the ultrasonic cleaning device with frequency auto-tracking system.

Do not clean malachite in a home ultrasonic cleaner.

The effects of ultrasonic frequency, ultrasonic intensity, cleaning time, cleaning temperature on oil sand separating were investigated.

Both theoretical and experimental results highlight the interest of using a periodic structure for high frequency ultrasonic applications.

The blocks were the same with the ultrasonic testing of wheelset in rolling stocks, the benchmark for the spot inspection was provided.

Oxygen Concentrator, Breast Pump, Ultrasonic Nebuliser , Compressor Nebuliser , Oxygen Mask Sets Pumps and Pumping Equipment.

The limitations of radiographic, ultrasonic and magnetic particle testing methods and the errors in measuring results should be recognized.

In this paper, the author developed an ultrasonic vibration drilling system, and utilized it to do experiments on copper alloy.

Conclusion Theoretical foundation is provided for designing longitudinal-torsional ultrasonic motor.

Acoustic levitation device consists of three parts, ultrasonic generator, ultrasonic transducer and acoustic reflector.

The study showed that this system was better in smaller size and more convenient than conventional ultrasonic phased array testing system.

Automatic ultrasonic testing, manual ultrasonic testing and radiographic testing techniques were used on the inspection of embedded defects.

The attenuation spectrum of ultrasonic waves through the slurry may provide the information about particle size distribution.

The dynamical test and the ultrasonic transmission are the main tests of the pile foundation now.

The model involves the calculation of the forward model based on an ultrasonic wave propagation incorporating diffraction effect.

The ultrasonic extraction is simple and rapid and is suitable for the determination of polyphenols in green tea.

The spherical rotor is suspended by ultrasonic and is circumrotated in very high speed under surrounding magnetic field.

At present, ultrasonic medicine primarily takes use of echo technology, but it has many physical parameters and great developing potentials.

The ultrasonic emitter is designed to be flat or curved to avoid the phenomenon of uneven cleaning.

Medical treatment: hemodialyzer , heart lung, ultrasonic cleaning machines other medical equipment.

In this paper, this issue, introduced the use of ultrasound as a wireless control signal of the ultrasonic intelligent remote control mouse.

Dispersion and attenuation characteristics of torsional modes of ultrasonic guided wave in pipe with viscoelastic coating are investigated.

Objective: To evaluate the applied cost of ultrasonic diagnosis torsion of ovarian tumor in emergency.

The relationship between the damage and the descent of ultrasonic velocity is established by defining damage parameters.

The relation between ultrasonic velocity and damage factor is obtained, and the damage factor will increase as the temperature increases.

The ultrasonic examination for iron forged products shall be performed in final heat treatment and rough machined condition.

Ultrasonic method is an important means for monitoring and evaluation of partial discharge of power transformers.

The ultrasonic self-determined route exploring car in this design is an autonomous navigated wheeled mobile robot in nature.

Zinc or aluminium plating on steel wire can be completed by the ultrasonic infiltration coating.

In this paper, we bring in the general program of ultrasonic testing of welding seam.

Introduction is made to the lattice apron regarding hot setting, melt cutting, way of anti-static and ultrasonic cleaning.

Objective To discuss the color Doppler ultrasonic examination characteristics and the clinical value in fetal genitourinary malformations.

The results show that the ultrasonic treatment in high carbon steel could refine solidification structure significantly.

The mechanism and kinetics of parathion degradation was investigated under high frequency ultrasonic irradiation in aqueous solution.

Ultrasonic diagnoses is widely used in medicine because its nondestructive and little side-effect.

Results The ultrasonic scalpel combing bipolar coagulation group was superior to the other group in the operation time, amount of bleeding.

Portable type-B ultrasonic is composed of the ultrasonic probe and the host composition by the FPGA ARM DSP and peripheral components.

Secondly, this paper made experimental study of the process of ultrasonic machining load effect.

Appropriate ultrasonic irradiation will accelerate tissue growth, have the function of healing and adjustment.

Conclusion: The results showed that ultrasonic method could improve the extraction rate and save extraction time of shikonin.

The performance quality of probe directly conditions the whole detection system performance in ultrasonic nondestructive testing.

By broking the wall of powdered oils with ultrasonic, the oil extraction efficiency yield was 65%, which met the need of determining POV.

The costs of ultrasonic cleaning were analyzed, including those for cleaning liquid, water and electricity and labor.

Through orthogonal experimental design, the preparation of iron oxide nanometer particles by ultrasonic-solid phase reaction was studied.

My company adopts the international advanced quality control system and testing equipment, which, ray detector, ultrasonic flaw detector.

The linchpin of undertaking high temperature ultrasonic testing is the control of the coupling, attenuation and route of the sound.

Its comprehensive coverage focuses on ultrasonic, acoustic emission, radiography , thermography, eddy current, and other inspection methods.

The electrode needle is a key apparatus of the ultrasonic-guided microwave ablation minimal invasive surgery on liver tumors.

Through noise instrument and ultrasonic instrument, vibration and noise reduction effects of rubberized concrete were studied.

Ultrasonic estimation of fetal weight is of paramount importance in the management of labor and delivery.

Location and orientation coordinates of the ultrasonic sensor are measured at each of the plurality of spatial positions.

Objective: To observe the therapeutic effects of ultrasonic spray inhalation with dexamethasone and furosemide on childhood asthma.

Ultrasonic detection is a non-destructive technique that provides information about food physical-chemical properties.

The good news is that because this call has an ultrasonic frequency, we are unable to hear it.

Mount the non-contacting ultrasonic sensor above the liquid being measured and install the watertight Electronics enclosure nearby.

Non-destructive examination of welds. Ultrasonic examination. Characterization of indications in welds.

Under ultrasonic interval loading with air cooling, it all occurred at an internal inclusion in the whole stress amplitude level.

The ultrasonic meter is configured to determine diagnostic data based on acoustic signals transmitted between the first transducer pair.

The Lamb waves are used for the ultrasonic characterization of welds because of their relative long-range propagation.

Ultrasonic waves are too high in frequency to hear.

The principle of an intelligent ultrasonic measuring system for mass level with remote control is presented.

The action units are provided with far infrared ceramics and ultrasonic energy converters which are connected with the ultrasonic generator.

Carcinoids had ultrasonic characters in most pleomorphic adenoma and adenolymphoma . All cases were confirmed by surgery and pathology.

The high-energy ultrasonic waves in general accelerate the rate of textile wet processes.

Will dry clean junction envirogluvtm, often used as a second method, solvent for incineration and ultrasonic wave method.

In ultrasonic wire bonding process, the bonding pressure is one of the most important factors to the bonding strength.

In the process of ultrasonic inspection, one of the difficulty is defect qualitative problem.

Wastewater containing nitrobenzene is treated by ultrasonic with different frequency and intensity in forms of simulation and reality.

Conclusion The treatment of renal cyst with retroperitoneal laparoscopy and ultrasonic scalpel is invasive and characterized by r. . .

Driving frequency is one of the most important factors, which determines the performances of ultrasonic motor.

The invention provides a special ultrasonic flaw detection angle probe, relating to the ultrasonic flaw detection technical field.

The materials are subjected to flaw detection before being wound, and are subjected to the initial transverse wave ultrasonic examination.

Non destructive testing. Ultrasonic testing. Methods for specifying ultrasonic apparatus.

In this paper, Ultrasonic optic integration measurement principle and method about ocean environment elements are introduced.

Secondly, the theory of ultrasonic traveling wave driving finite element analysis (FEA) method is introduced.

Objective To analyze ultrasonic manifestations of intrahepatic and perihepatic abnormalities after liver transplantation.

E. coli was susceptible to ultrasonic irradiation, but S. aureus was far more resistant to it than E. coli.

Conclusion Ultrasonic disrupter is suitable to extract Astragalus polysaccharides.