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  • Optimum Design of the Dental Air-Turbine Handpiece …

    2020-1-22 · An air-turbine and associated air supply tube was optimized as a dental air-turbine handpiece system. The system consists of an air-turbine with an impeller and a housing, and an air supply tube which supplies compressed-air to the air-turbine. The flow characteristics of the dental air-turbine handpiece system were investigated using ANSYS CFX. The study aimed to find the …

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  • THREE-DIMENSIONAL DENTAL IMAGING THROUGH …

    2015-6-8 · Materials and Methods: A total of 24 upper dental arches of adult patients with a sound full permanent dentition, mean age 28.8 years (SD 5.6 yr), were selected for the study. 3D digital images of the dental casts were obtained with an optical laser-scanning device.

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  • Cutting characteristics of dental glass ceramics during in ...

    2013-8-1 · In dental adjusting with abrasive burs, air turbine high-speed handpieces have been used in dental cutting for more than 40 years . They are the most popular type of clinical handpieces owing to their ability to cut tooth structure rapidly, good ergonomic weights and sizes, low risk of pulpal damage and ease of repair [20], [21], [22] .

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  • Sensors and Materials

    Sensors and Materials ... Infrared Air Turbine Dental Handpiece Rotor Fault Diagnosis with Convolutional Neural Network, Sens. Mater., Vol. 32, No. 11, 2020, p. 3545-3558. ... Three-dimensional Printing of Product Design Models Using Continuous-fiber-reinforced Composites

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  • TEMPERATURE AND MOISTURE EFFECTS ON …

    2019-11-26 · Temperature and moisture effects on composite materials with E-glass fibers and different potential resins for wind turbine blades have been investigated. The purpose of this study was to identify resins that have good temperature/moisture resistance while providing improved delamination resistance relative to a baseline ortho-polyester resin.

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  • Fluid Mechanics, Thermodynamics of Turbomachinery

    2014-9-9 · three-dimensional flows in axial turbomachines has been extended; in particular the section concerning the constant specific mass flow design of a turbine nozzle has been clarified and now includes the flow equations for a following rotor row.

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  • [Studies on the performance of the dental air turbine ...

    Air turbine handpieces, electro-micro motors and electric engines are widely used as the dental cutting instruments for the clinical use. So, this paper examined the measurement of rotational torque of the high speed dental instruments used for cutting works.

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  • A testing machine for dental air-turbine handpiece ...

    A portable test machine is described for determining three key characteristics of dental air-turbine handpieces: free-running speed, stall torque and bearing resistance.

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  • A testing machine for dental air-turbine handpiece ...

    The measurement of performance characteristics of dental air turbine handpieces is of interest with respect to product comparisons, standards specifications and monitoring of bearing longevity in clinical service. Previously, however, bulky and expensive laboratory equipment was required. A portable …

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  • Bl-606j Portable Dental Air Turbine Unit / Dental Turbine ...

    Bl-606j Portable Dental Air Turbine Unit / Dental Turbine For Dentist Use, Find Complete Details about Bl-606j Portable Dental Air Turbine Unit / Dental Turbine For Dentist Use,Dental Turbine,Dental Unit,Dental Air Turbine from Other Dental Equipments Supplier or Manufacturer-Zhaoqing Gaoyao Recende Medical Equipment Co., Ltd.

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  • Microwave sterilization - PubMed

    Metal instruments, including air turbine handpieces and burs, and acrylic dentures can be sterilized in short periods. Consistent sterilization can be accomplished only if the items to be sterilized are rotated in a three-dimensional manner throughout the microwave cavity.

    Get Price
  • THREE-DIMENSIONAL DENTAL IMAGING THROUGH ... - …

    2015-6-8 · Materials and Methods: A total of 24 upper dental arches of adult patients with a sound full permanent dentition, mean age 28.8 years (SD 5.6 yr), were selected for the study. 3D digital images of the dental casts were obtained with an optical laser-scanning device.

    Get Price
  • Optimum Design of the Dental Air-Turbine Handpiece …

    2020-1-22 · An air-turbine and associated air supply tube was optimized as a dental air-turbine handpiece system. The system consists of an air-turbine with an impeller and a housing, and an air supply tube which supplies compressed-air to the air-turbine. The flow characteristics of the dental air-turbine handpiece system were investigated using ANSYS CFX. The study aimed to find the significant design ...

    Get Price
  • Sensors and Materials

    Sensors and Materials ... Infrared Air Turbine Dental Handpiece Rotor Fault Diagnosis with Convolutional Neural Network, Sens. Mater., Vol. 32, No. 11, 2020, p. 3545-3558. ... Three-dimensional Printing of Product Design Models Using Continuous-fiber-reinforced Composites

    Get Price
  • Compressed Air Motors - an overview

    B.W. DARVELL, J.E. DYSON, in Dental Biomaterials, 2008 Publisher Summary. The dental air-turbine handpiece rapidly gained widespread acceptance by the dental profession after its introduction in the late 1950s and it continues to be used as the main means of carrying out cutting work in clinical dental practice, whether of tooth tissue or restorative materials.

    Get Price
  • Study on an innovative three-dimensional wind turbine …

    An original analytical three-dimensional wind turbine wake model is presented. The expression of wake model is simple and its computational cost is low. The accuracy of wake model is validated by the wind tunnel measured data. The wake model has a good accuracy beyond the 5D downwind of distance. The predictions from the wake model are practical.

    Get Price
  • Study on an innovative three-dimensional wind turbine …

    2018-9-15 · An original analytical three-dimensional wind turbine wake model is presented. • The expression of wake model is simple and its computational cost is low. • The accuracy of wake model is validated by the wind tunnel measured data. • The wake model has a good accuracy beyond the 5D downwind of distance. • The predictions from the wake ...

    Get Price
  • A Numerical Study on Performance of Dental Air Turbine ...

    2017-9-1 · Usually, high speed air-turbine dental handpieces operate at 200,000 to 400,000 revolutions per minute [5]. The main part of the dental air turbine is its high speed rotor head consisting of a casing with air inlet and outlet nozzles, impeller, spindle, chuck …

    Get Price
  • A New Method for Casting Three-Dimensional Shoeprints …

    Dental stone is used as the major material for recovering three-dimensional shoeprints and tire tracks from crime scenes. The procedure for using dental stone sparsely changed over the years.

    Get Price
  • Multi-Dimensional Platform for Cooling Design of Air ...

    2013-7-9 · Progresses in conjugate heat transfer simulation method provide a new approach for turbine blade cooling design. The procedure of air-cooled blade design introduced in this paper consists of two levels, a schematic design using 1D flow network calculation method, and a detailed design based on CFX conjugate heat transfer simulation.

    Get Price
  • Microwave sterilization - PubMed

    Metal instruments, including air turbine handpieces and burs, and acrylic dentures can be sterilized in short periods. Consistent sterilization can be accomplished only if the items to be sterilized are rotated in a three-dimensional manner throughout the microwave cavity.

    Get Price
  • THREE-DIMENSIONAL DENTAL IMAGING THROUGH ... - …

    2015-6-8 · Materials and Methods: A total of 24 upper dental arches of adult patients with a sound full permanent dentition, mean age 28.8 years (SD 5.6 yr), were selected for the study. 3D digital images of the dental casts were obtained with an optical laser-scanning device.

    Get Price
  • Optimum Design of the Dental Air-Turbine Handpiece …

    2020-1-22 · An air-turbine and associated air supply tube was optimized as a dental air-turbine handpiece system. The system consists of an air-turbine with an impeller and a housing, and an air supply tube which supplies compressed-air to the air-turbine. The flow characteristics of the dental air-turbine handpiece system were investigated using ANSYS CFX. The study aimed to find the …

    Get Price
  • Sensors and Materials

    Sensors and Materials ... Infrared Air Turbine Dental Handpiece Rotor Fault Diagnosis with Convolutional Neural Network, Sens. Mater., Vol. 32, No. 11, 2020, p. 3545-3558. ... Three-dimensional Printing of Product Design Models Using Continuous-fiber-reinforced Composites

    Get Price
  • Compressed Air Motors - an overview

    B.W. DARVELL, J.E. DYSON, in Dental Biomaterials, 2008 Publisher Summary. The dental air-turbine handpiece rapidly gained widespread acceptance by the dental profession after its introduction in the late 1950s and it continues to be used as the main means of carrying out cutting work in clinical dental practice, whether of tooth tissue or restorative materials.

    Get Price
  • Study on an innovative three-dimensional wind turbine …

    An original analytical three-dimensional wind turbine wake model is presented. The expression of wake model is simple and its computational cost is low. The accuracy of wake model is validated by the wind tunnel measured data. The wake model has a good accuracy beyond the 5D downwind of distance. The predictions from the wake model are practical.

    Get Price
  • Study on an innovative three-dimensional wind turbine …

    2018-9-15 · An original analytical three-dimensional wind turbine wake model is presented. • The expression of wake model is simple and its computational cost is low. • The accuracy of wake model is validated by the wind tunnel measured data. • The wake model has a good accuracy beyond the 5D downwind of distance. • The predictions from the wake ...

    Get Price
  • A Numerical Study on Performance of Dental Air Turbine ...

    2017-9-1 · Usually, high speed air-turbine dental handpieces operate at 200,000 to 400,000 revolutions per minute [5]. The main part of the dental air turbine is its high speed rotor head consisting of a casing with air inlet and outlet nozzles, impeller, spindle, chuck …

    Get Price
  • A New Method for Casting Three-Dimensional Shoeprints …

    Dental stone is used as the major material for recovering three-dimensional shoeprints and tire tracks from crime scenes. The procedure for using dental stone sparsely changed over the years.

    Get Price
  • Multi-Dimensional Platform for Cooling Design of Air ...

    2013-7-9 · Progresses in conjugate heat transfer simulation method provide a new approach for turbine blade cooling design. The procedure of air-cooled blade design introduced in this paper consists of two levels, a schematic design using 1D flow network calculation method, and a detailed design based on CFX conjugate heat transfer simulation.

    Get Price
  • Microwave sterilization - PubMed

    Metal instruments, including air turbine handpieces and burs, and acrylic dentures can be sterilized in short periods. Consistent sterilization can be accomplished only if the items to be sterilized are rotated in a three-dimensional manner throughout the microwave cavity.

    Get Price
  • THREE-DIMENSIONAL DENTAL IMAGING THROUGH ... - …

    2015-6-8 · Materials and Methods: A total of 24 upper dental arches of adult patients with a sound full permanent dentition, mean age 28.8 years (SD 5.6 yr), were selected for the study. 3D digital images of the dental casts were obtained with an optical laser-scanning device.

    Get Price
  • Optimum Design of the Dental Air-Turbine Handpiece …

    2020-1-22 · An air-turbine and associated air supply tube was optimized as a dental air-turbine handpiece system. The system consists of an air-turbine with an impeller and a housing, and an air supply tube which supplies compressed-air to the air-turbine. The flow characteristics of the dental air-turbine handpiece system were investigated using ANSYS CFX. The study aimed to find the significant design ...

    Get Price
  • Sensors and Materials

    Sensors and Materials ... Infrared Air Turbine Dental Handpiece Rotor Fault Diagnosis with Convolutional Neural Network, Sens. Mater., Vol. 32, No. 11, 2020, p. 3545-3558. ... Three-dimensional Printing of Product Design Models Using Continuous-fiber-reinforced Composites

    Get Price
  • Compressed Air Motors - an overview

    B.W. DARVELL, J.E. DYSON, in Dental Biomaterials, 2008 Publisher Summary. The dental air-turbine handpiece rapidly gained widespread acceptance by the dental profession after its introduction in the late 1950s and it continues to be used as the main means of carrying out cutting work in clinical dental practice, whether of tooth tissue or restorative materials.

    Get Price
  • Study on an innovative three-dimensional wind turbine …

    An original analytical three-dimensional wind turbine wake model is presented. The expression of wake model is simple and its computational cost is low. The accuracy of wake model is validated by the wind tunnel measured data. The wake model has a good accuracy beyond the 5D downwind of distance. The predictions from the wake model are practical.

    Get Price
  • Study on an innovative three-dimensional wind turbine …

    2018-9-15 · An original analytical three-dimensional wind turbine wake model is presented. • The expression of wake model is simple and its computational cost is low. • The accuracy of wake model is validated by the wind tunnel measured data. • The wake model has a good accuracy beyond the 5D downwind of distance. • The predictions from the wake ...

    Get Price
  • A Numerical Study on Performance of Dental Air Turbine ...

    2017-9-1 · Usually, high speed air-turbine dental handpieces operate at 200,000 to 400,000 revolutions per minute [5]. The main part of the dental air turbine is its high speed rotor head consisting of a casing with air inlet and outlet nozzles, impeller, spindle, chuck …

    Get Price
  • A New Method for Casting Three-Dimensional Shoeprints …

    Dental stone is used as the major material for recovering three-dimensional shoeprints and tire tracks from crime scenes. The procedure for using dental stone sparsely changed over the years.

    Get Price
  • Multi-Dimensional Platform for Cooling Design of Air ...

    2013-7-9 · Progresses in conjugate heat transfer simulation method provide a new approach for turbine blade cooling design. The procedure of air-cooled blade design introduced in this paper consists of two levels, a schematic design using 1D flow network calculation method, and a detailed design based on CFX conjugate heat transfer simulation.

    Get Price
  • Microwave sterilization - PubMed

    Metal instruments, including air turbine handpieces and burs, and acrylic dentures can be sterilized in short periods. Consistent sterilization can be accomplished only if the items to be sterilized are rotated in a three-dimensional manner throughout the microwave cavity.

    Get Price
  • THREE-DIMENSIONAL DENTAL IMAGING THROUGH ... - …

    2015-6-8 · Materials and Methods: A total of 24 upper dental arches of adult patients with a sound full permanent dentition, mean age 28.8 years (SD 5.6 yr), were selected for the study. 3D digital images of the dental casts were obtained with an optical laser-scanning device.

    Get Price
  • Optimum Design of the Dental Air-Turbine Handpiece …

    2020-1-22 · An air-turbine and associated air supply tube was optimized as a dental air-turbine handpiece system. The system consists of an air-turbine with an impeller and a housing, and an air supply tube which supplies compressed-air to the air-turbine. The flow characteristics of the dental air-turbine handpiece system were investigated using ANSYS CFX. The study aimed to find the significant design ...

    Get Price
  • Sensors and Materials

    Sensors and Materials ... Infrared Air Turbine Dental Handpiece Rotor Fault Diagnosis with Convolutional Neural Network, Sens. Mater., Vol. 32, No. 11, 2020, p. 3545-3558. ... Three-dimensional Printing of Product Design Models Using Continuous-fiber-reinforced Composites

    Get Price
  • Compressed Air Motors - an overview

    B.W. DARVELL, J.E. DYSON, in Dental Biomaterials, 2008 Publisher Summary. The dental air-turbine handpiece rapidly gained widespread acceptance by the dental profession after its introduction in the late 1950s and it continues to be used as the main means of carrying out cutting work in clinical dental practice, whether of tooth tissue or restorative materials.

    Get Price
  • Study on an innovative three-dimensional wind turbine …

    An original analytical three-dimensional wind turbine wake model is presented. The expression of wake model is simple and its computational cost is low. The accuracy of wake model is validated by the wind tunnel measured data. The wake model has a good accuracy beyond the 5D downwind of distance. The predictions from the wake model are practical.

    Get Price
  • Study on an innovative three-dimensional wind turbine …

    2018-9-15 · An original analytical three-dimensional wind turbine wake model is presented. • The expression of wake model is simple and its computational cost is low. • The accuracy of wake model is validated by the wind tunnel measured data. • The wake model has a good accuracy beyond the 5D downwind of distance. • The predictions from the wake ...

    Get Price
  • A Numerical Study on Performance of Dental Air Turbine ...

    2017-9-1 · Usually, high speed air-turbine dental handpieces operate at 200,000 to 400,000 revolutions per minute [5]. The main part of the dental air turbine is its high speed rotor head consisting of a casing with air inlet and outlet nozzles, impeller, spindle, chuck and bearings in millimeter size, as shown in Fig. 1.

    Get Price
  • A New Method for Casting Three-Dimensional Shoeprints …

    Dental stone is used as the major material for recovering three-dimensional shoeprints and tire tracks from crime scenes. The procedure for using dental stone sparsely changed over the years.

    Get Price
  • Multi-Dimensional Platform for Cooling Design of Air ...

    2013-7-9 · Progresses in conjugate heat transfer simulation method provide a new approach for turbine blade cooling design. The procedure of air-cooled blade design introduced in this paper consists of two levels, a schematic design using 1D flow network calculation method, and a detailed design based on CFX conjugate heat transfer simulation.

    Get Price