Vibration Exciter

Vibration Exciter

激振器_百度百科

激振器（vibration exciter）是附加在某些机械和设备上用以产生激励力的装置，是利用机械振动的重要部件。激振器能使被激物件获得一定形式和大小的振动量，从而对物体进行振动和强度试验，或对振动测试仪器和传感

4809型激振器 - Brüel Kjær声学与振动

4809型激振器是一种小型的台式激振器，可提供高达60 N的正弦峰值力，适用于小物体的振动测试和实验模态分析。该激振器具有频率范围宽，可选用多种配件，还可用于加速度

Vibration Exciters / Measurement Exciters Brüel Kjær

Brüel Kjær offers a range of vibration exciters with different force ratings and applications. Learn about the features and benefits of portable, mini-shaker and permanent magnet

6 Vibration Exciters - Springer

2017年8月29日 Learn about different types of vibrators (shakers) used for testing, calibration and measurement of dynamic characteristics. Compare mechanical, rotating

Vibration Exciters SpringerLink

This chapter describes several types of vibrators (shakers) which are currently used either in reliability testing, fatigue testing and instrument calibration or for determining the dynamic

Vibration Exciter - APS Dynamics

APS Dynamics offers various types of vibration exciters for low frequency applications, such as modal test, environmental test, sensor calibration and characterization. The exciters

APS 129 - APS Dynamics

Air-bearing ELECTRO-SEIS® Long Stroke Vibration Exciter with mounting table for high payloads up to 23 kg. Especially developed for the calibration and testing of big and

Exciter Mechanisms Vibration Types - MEKA

Exciters are the main vibration source of the screens. They generally comprise a housing, bearing, shaft and an eccentric mass. The vibration results from the rotation of the

(PDF) Design and Fabrication of Mechanical Vibration Exciter

2019年11月18日 A vibration exciter is a force generator that provides vibration, shock, or modal excitation source for testing and analysis produces mechanical vibratory motion to

Vibration Testing Equipment - Vibration Equipment Brüel

Vibration Exciter Type 4809 . Mini-shaker Type 4810 . In 2008, Brüel Kjær acquired LDS Test and Measurement, making us the market leader in vibration test solutions. Brüel Kjær´s product range of transducers and data acquisition systems is perfectly complemented by the addition of the LDS product portfolio.

BRÜELKJÆR Modal and Measurement Exciters

2021年7月6日 Vibration Exciter Type 4808. Vibration Exciter Type 4808 is a high-quality, compact exciter with a permanent magnetic field. It is designed for long, trouble-free operation and has a force rating of 112 N (25 lbf), enabling relatively heavy loads to be excited to high g levels. Power Amplifier Type 2719 (180 VA) has been designed

NIT Trichy - Vibration Exciter - National Institute of

Vibration Exciter. Name: Vibration Exciter and Control. Belongs To: Dynamics Lab. A set of equipment capable of producing vibration, of required amplitude and frequency. Useful for vibration studies, endurance testing and modal testing. The setup consists of vibration exciter, Power Amplifier and vibration exciter control.

4809型激振器 - Brüel Kjær声学与振动

小型激振器，可提供高达60 N（13.5 lbf）的正弦峰值力。. 适用于小物体的振动测试和实验模态分析。. 该台式设备功能多样、性能可靠，适于各种应用，包括机械阻抗和导纳测量以及加速度计校准。. 4809型激振器频率范围宽(10 Hz-20 kHz)，峰间连续位移为8 mm（0.32 ...

Exciter Mechanisms Vibration Types - MEKA

Exciter Mechanisms Vibration Types. Exciters are the main vibration source of the screens. They generally comprise a housing, bearing, shaft and an eccentric mass. The vibration results from the rotation of the eccentric mass about the exciter shaft. Generally, power is transmitted from the drive motor to the assembly via a V-belt transmission.

Vibration Exciter - APS Dynamics

APS 113. Ball-bearing ELECTRO-SEIS® Long-Stroke vibration exciter specifically designed to be used alone or in arrays for modal excitation of complex structures, particularly when low frequencies are required. Different operating modes with reaction masses, fixing points or auxiliary table kits multiply the application possibilities.

Vibration Shakers and Modal Exciters Dewesoft

Dewesoft permanent magnet shakers are compact, lightweight, and powerful general-purpose shakers that can be used for modal and vibration testing. They have high DUT capacity despite their small sizes. PM-20 and PM-100 have an integrated amplifier and a sine wave signal generator where the frequency can be adjusted from 1 Hz to 15,000Hz.

New SE-29 vibration exciter - spektra-dresden

Dr. Christian Hof (former head of acoustics and vibration labs, Eidgenössisches Institut für Metrologie METAS) is enthusiastic about the new vibration exciter: "In initial measurements, the new SE-29 high frequency vibration exciter from SPEKTRA has proven that a robust spring-loaded exciter can provide quality mechanical vibration, which ...

Permanentmagnet-Schwingerreger Typ 4808 – Brüel Kjær Sound Vibration

Dieser Schwingerreger ist für eine Vielzahl von Anwendungen in der Forschung und bei der Ausbildung geeignet, die Schwingprüfungen kleiner Objekte, die Messung der mechanischen Impedanz und Untersuchung von Strukturantworten erfordern. Typ 4808 hat einen weiten Frequenzbereich (5 Hz – 10 kHz), einen Schwingweg (Peak-Peak) von 12,7

Mini-Shaker - Electrodynamic Exciter Brüel Kjær

Mini-shaker. A compact and lightweight electrodynamic exciter with force ratings of up to 10 N (2.25 lbf). Type 4810 is used for vibration testing of very small articles, for experimental modal analysis with low forces and for mechanical impedance and mobility measurements. Designed using permanent-magnet technology to deliver excitation, this ...

Nano-vibration exciter: Hypoxia-inducible factor 1 signaling

The nano-vibration exciter can convert the ion signals of CuBG into biochemical factor signals through hypoxia-inducible factor 1 (HIF-1) signaling pathway and its activated autophagy, so as to better exert the osteogenic activity of BG. The results showed that CuBG extracts could significantly improve the enrichment of key miRNAs and increase ...

Structural optimization and dynamic performance of a giant ...

2018年4月25日 The dynamic performance of a giant magnetostrictivevibration exciter depends upon its structure.Here, in order to improve its dynamic performance,its driving coilrsquo;s design scheme ofreducing turn number, increasing wire diameter and large currentdriving was adopted.Laminated GMM rod was adopted and its geometric

Vibration Exciters SpringerLink

Abstract. This chapter describes several types of vibrators (shakers) which are currently used either in reliability testing, fatigue testing and instrument calibration or for determining the dynamic characteristics of structures, machinery, foundations, etc. They may be parts of vibration testing machines or may be included in vibrating ...

Systems for Generating Controlled Vibration - APS Dynamics

2023年11月12日 Vibration Exciter. APS Dynamics Inc. designs and manufactures mainly Long Stroke Vibration Exciters for the low frequency range. The ELECTRO-SEIS® shakers are available in two different configurations – ball bearing type shakers and air bearing type shakers. Power Amplifier.

6 Vibration Exciters - Springer

2017年8月29日 6 Vibration Exciters. Vibration Exciters6This chapter describes several types of vibrators (shakers) which are currently used either in reliability testing, fatigue testing and instrument calibration or for determining the dynamic cha racteristics of structures, machine. y, foundations, etc. They may be parts of vibration testing machines

APS 400 - APS Dynamics

Vibration Exciter. APS Dynamics Inc. designs and manufactures mainly Long Stroke Vibration Exciters for the low frequency range. The ELECTRO-SEIS® shakers are available in two different configurations – ball bearing type shakers and air bearing type shakers. Power Amplifier.

Modal Shakers / Modal Exciters Brüel Kjær

High-Force Modal Exciter Designed for demanding, experimental modal testing and delivering a force ratings up to 650 N (146 lbf) for Type 4827 and 1000 N (225 lbf) for Type 4828. These exciters enable high-precision, single- and multiple-point excitation of extra-large devices (such as locomotives, industrial turbines, heavy-duty pumps or ...

Portable Vibration Exciter Type 4809 Brüel Kjær

Portable Vibration Exciter (or shaker) capable of delivering peak sine forces up to 60 N (13.5 lbf). Type 4809 is the ideal solution for vibration testing small components, or in-field experimental modal analysis. 問い合わせ・見積依頼. This benchtop vibration exciter offers versatility and dependability for a range of applications ...

SE-20 - SPEKTRA

Innovative spring-guided vibration exciter with leading technology as part of the SE-2X exciter series. The SE-20 offers a very wide frequency range, low transverse motion, wide temperature range and high payload. In addition to top quality components, the focus is on a versatile range of application and easy implementation in existing test environments.

The Art of Vibration Exciter - LinkedIn

Published Sep 28, 2020. + Follow. Vibration Exciter is a kind of device attached to some machinery and equipment for generating excitation force. It is an important part of utilizing mechanical ...

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