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Supplier: IHS Product Design
Description: MEASUREMENT OF DAMPING COEFFICIENT OF SOUND DEADENING MATERIALSShow More
Supplier: ASTM International
Description: of an electromagnetic model to describe the back emf effect. This approach simplifies the problem by modeling the back emf in terms of an equipment spring constant (keq) and an equipment viscous damping coefficient (ceq). The electromagnetic model consists of four parameters. The method used to measureShow More
Technical Journals - Monitoring the Effect of Zebra Mussels on Raw-Water Intakes (PDF) -- JAW_0036163Supplier: American Water Works Association (AWWA)
Description: the conditions of water intakes by signaling a change in flow resistance. The authors calculated some damping ratios and compared them with hydraulic data from drawdown tests. The results show that the damping ratio index has a direct relationship with the friction coefficient of the intake.Show More
Standards and Technical Documents - Parameter estimation of linear systems from frequency response measurements (computer program.) -- 93016Supplier: IHS ESDU
Description: ESDU 93016 introduces a computer program that implements the method of ESDU 90006 but modified to take into account the residual gain and phase variation effects of modes whose resonant frequencies lie outside the range of analysis. The system is modelled as a set of lightly-damped coupledShow More
Supplier: Quadrant Engineering Plastic Products
Description: of friction of any of the TIVAR® products. The enhanced coefficient of friction and anti-static properties make TIVAR® DrySlide an excellent performer in dusty environments. Even damp boxes or parcels covered in shrink-wrap won't stick to TIVAR® DrySlide. In addition, the enhanced surface
- Product Type: Specialty Polymers and Resins
- Technology Type: Film / Laminate, Solid
- Features: Anti-Static / Electrostatic
- Industry: Other
Supplier: Infineon Technologies AG
Description: The device TCA355G contains all the functions necessary to design an inductive proximity switch. By approaching a standard metal plate to the coil, the resonant circuit is damped and the outputs are switched. Summary of Features: - Low output saturation voltage - Low temperature dependenceShow More
Supplier: Habasit America
Description: ; Baggage handling; Decline belt; Incline belt Special Features: Absorption of shock loads; Bi-directional suitable; Constant and gentle positive grip; Damping behavior; Edges wear resistant; Electrically conductive; Excellent tracking characteristics; Flame retardant to ASTM D-378; Good edge wear
- Application / Media: General Purpose, Packaging
- Primary Belt Material: Polyester, PVC, Other
- Belt Thickness: 0.1850 inch
- Belt Width: 60 to 72 inch
Standards and Technical Documents - Fixed capacitors for use in electronic equipment - Part 21: Sectional specification - Fixed surface mount multilayer capacitors of ceramic dielectric, Class 1 -- IEC 60384-21:2011
Description: to soldering heat and 4.10 Solderability. - A selection of the test conditions according to marketing needs have been stated in 4.13 Damp heat, steady state. - The dimensions of 0402 M in Annex A have been added. - The code of the temperature coefficient and the tolerance of capacitanceShow More
Supplier: RS Components, Ltd.
Description: . The sensing element design with over damped frequency response enables excellent performance even in harsh and vibrating environments. . The measuring direction is parallel or perpendicular to the mounting plane. The ASIC includes an on-chip EEPROM memory with the calibration coefficients for unit
- Sensor Type: Acceleration Sensor
- Package Type / Mounting: Surface Mount (SMD)
Supplier: Infineon Technologies AG
Description: The device TCA355G contains all the functions necessary to design an inductive proximity switch. By approaching a standard metal plate to the coil, the resonant circuit is damped and the outputs are switched. Summary of Features: - Low openloop current consumption; Is < 1 mA - Low output
- Operating Temperature: -13 to 185 F
- Input Voltage (VIN): 5 to 30 volts
Supplier: Advanced Antivibration Components - AAC
Description: FEATURES: • Easy peel and stick application. • Nonstaining and nonmarring. • High coefficient of friction. • Superb resistance to skidding. • Vibration and shock damping. • Crack-resistant and resilient. • Low abrasion. • UL recognized components. • ShelfShow More
Standards and Technical Documents - Acoustics -- Measurement of sound absorption in a reverberation room -- ISO 354:2003
Description: ISO 354:2003 specifies a method of measuring the sound absorption coefficient of acoustical materials used as wall or ceiling treatments, or the equivalent sound absorption area of objects, such as furniture, persons or space absorbers, in a reverberation room. It is not intended to be usedShow More
Description: . High Noise Reduction Coefficients - the foam's ability to absorb airborne sound energy with minimum reflections. Damping - the composite's ability to attenuate structure-borne vibration on metals and plastics. Thereby reducing reradiated noise and material fatigue. The diversity of constructions
- Foam Type: Open Cellular, Flexible
- Form / Shape: Fabricated Shapes / Parts (Molded, Cast), Stock Shape (Bar, Sheet, etc.), Film / Sheet
- Material / Composition: Plastic / Polymer
- Application: Acoustics / Sound Proofing
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Saint-Gobain Performance Plastics - Bearings and Tolerance Rings
Our Promise for Friction Control and Longer Life
® Tolerance Rings are lightweight, high quality, versatile bearings and fasteners. They have low friction values and excellent damping properties to decrease noise and vibration inside a vehicle. Thanks to Smart Design, they enable weight reduction and bring down fuel consumption without increasing cost (read more)
Browse Plain Bearings and Sleeve Bearings Datasheets for Saint-Gobain Performance Plastics - Bearings and Tolerance Rings
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Proceedings of the 9th IFToMM International Conference on Rotor Dynamics
Rated speed is 3000 rpm, bearings are oil film bearings, represented by 4 × 4 stiffness and damping coefficients , which have been considered for simplicity constant over the all speed range.
Building Control with Passive Dampers: Optimal Performance-based Design for Earthquakes
Constantinou and Tadjbakhsh (1983) derived the optimum damping coefficient for a damper placed on the first story of a shear building subjected to horizontal random earthquake motions.
4-3 Comparison of estimated damping coefficient of the linear SDOF model with different levels of noise. . . . . . . . . . . . . . . . . . . . . . . .
Principles of Microelectromechanical Systems
If we wish to set up a mechanical quality factor that affects the bandwidth of a mechanical filter, we should evaluate the damping force or damping coefficient that can be provided by fluid dynamics.
The Shock Absorber Handbook 2nd Edition Complete Document
The Suda prototype successfully demonstrated appropriate characteristics with a damping coefficient around 1.6 kN s/m, and was tested with encouraging performance on the rear of a passenger car.
Electromagnetic dampers are used in active suspension systems, where the damping coefficient is controlled rapidly and reliably through electrical manipulations.
The lower row shows the eﬀec- tive nondimensional radiation damping coeﬃcient normalized by the nondimensional radiation damping coeﬃcient of a single bubble.
Rotordynamics of Automotive Turbochargers
The bearing stiffness and damping coefficients vary with the rotor speeds nonlinearly.
Dynamics of Vehicle-Road Coupled System
… �������������������������������������������� 266 8�4�3 The Effects of Elastic Modulus ���������������������������������������������� 267 8�4�4 The Effects of the Pavement Poisson Ratio ��������������������������� 270 8�4�5 The Effect of the Foundation Response Modulus ������������������ 270 8�4�6 The Effect of the Foundation Damping coefficient ��������������� 272 8�5 Chapter …
Rotordynamics of Automotive Turbochargers
Therefore, the bearing stiffness and damping coefficients of change nonlinearly with the rotor speeds.