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  • 4808型永磁式激振器 - Brüel Kjær声学与振动

    永磁式激振器. 紧凑型激振器，额定推力达187 N（42 lbf），适用于针对较重负载的持续高g力测试，还用于加速度计校准和机械导纳测量。 点击询价. 4808型激振器功能多样、性能可靠，其设

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  • Product Data: Vibration Exciter Type 4808 (BP-0230)

    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

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  • S-TEST Exciters and Components - SPEKTRA

    Air-bearing electrodynamic Vibration Exciter with mounting table for high payloads up to 50 kg. Especially developed for seismic simulation of components, primary and secondary calibration

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  • Types 4827 - HBK - Brüel Kjær

    The most powerful of our modal exciters, Types 4827 (and 4828) offer precise and reliable operation in any modal testing scenario, including long-duration tests of outsized mechanical

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  • Vibration Shakers and Modal Exciters Dewesoft

    Dewesoft modal shakers are lightweight and powerful modal shakers which can go up to 15,000 Hz and provide force levels up to 440N with a maximum 25mm stroke. The modal shaker is

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  • Vibration Exciter - 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

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  • BRÜELKJÆR Modal and Measurement Exciters

    1-inch peak-to-peak displacement for best low-frequency excitation. Wide operating frequency range: DC – 5000Hz. Stingers: Through-hole design for easy setup. Choice of tension wire or

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  • 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器进行校准。

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  • A dual-loop active vibration control technology with an RBF-RLS ...

    2023.5.15  In Fig. 11 (c), the vibration exciter (JZ-2) is used as the vibration source to simulate micro-vibration, and a pair of acceleration sensors (PCB 356A14) are attached to the

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  • Type 4809 Vibration exciter - HBK

    Overview. All models. Downloads. This benchtop vibration exciter offers versatility and dependability for a range of applications, including mechanical impedance and mobility

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  • 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 测试仪器和传感器进行校准

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  • Energizer Series Vibration Exciters - MB Dynamics

    When it comes to Buzz, Squeak and Rattle (BSR) testing, the team at MB Dynamics knows that the quieter the vibration exciter, the more accurate the result. As best practice, any specified vibration exciter for BSR testing must not introduce new and unwanted noise into the test environment, as it can otherwise mask actual item noises undergoing evaluation, thereby

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  • Portable Vibration Exciter Type 4809 - Brüel Kjær

    This benchtop vibration exciter offers versatility and dependability for a range of applications, including mechanical impedance and mobility measurements and accelerometer calibration. Type 4809 features a wide frequency range (10 Hz – 20 kHz) and a continuous displacement of 8 mm (0.32 in) peak-to-peak.

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  • Vibration Exciter Type 4809 - Brüel Kjær

    to-peak displacement is possible. If the exciter should be over-driven, over-travel stops will prevent excessive displacements. Fig.1 Sine performance curves for Vibration Exciter Type 4809 operating without assisted cooling 10 Hz 20 50 100 200 500 1 kHz Frequency 2 5 10 20 100 50 20 10 5 2 1 Acceleraon Sine Peak 090050/1 736 m/s2 (75 g),Bare Table

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  • An electrohydraulic vibration exciter using a two-dimensional valve

    2008.12.1  In a higher frequency range, the vibration excited by the two-dimensional valve is mainly influenced by hydraulic resonance. As the input frequency approaches the hydraulic resonant frequency, the output excited vibration essentially becomes the hydraulic resonance.

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  • Design and Fabrication of Mechanical Vibration Exciter

    2019.11.18  Mechanical vibration exciters are varied in different mechanisms such as cam and flower, scotch yoke, connecting link and rotating unbalanced masses [14][15] [16] [17][18].

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  • Types 4827 - HBK - Brüel Kjær

    To better suit your specific needs, all of our modal exciters can be outfitted with a number of optional accessories: push-pull, nylon and tension-wire stingers; lateral exciter stands, electrical controls for stinger pre-tensioning, force transducers, impedance heads, turnbuckles, collet chuck attachments, adaptors and cable extension kits.

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  • Rotary Screen, Vibrating Screen, Feeding Machine, ZD Vibration

    Jinte Vibration specializes in screening equipment design and production of the complete set of sand and gravel production line for export. Inquiry For Pricelist TEL: +86 15737355722

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  • BRÜELKJÆR Modal and Measurement Exciters

    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 specifically to

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  • Physiological sensing system integrated with vibration sensor and ...

    Vibration amplitudes were transmitted through the gel damper and PDMS reference with 10 seconds of excitation ... (YE1311, UTEKL), and vibration exciter (JZ-1, UTEKL) that can generate the desired vibration signal. The vibration sensor was placed on the carbon fiber beam being tested by ensuring proper contact with the sample surface, ...

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  • BRÜELKJÆR Modal and Measurement Exciters

    Modal Exciter Type 4824 with trunnion, matching Power Amplifier Type 2732, stingers and all necessary cables. Modal Exciter Configurations See Modal Exciter Configuration Guide (BG 1483) for an overview of modal excitation systems, exciter stands, stingers, tension wires, and force and impedance transducers. 220 180 M6 10 10 M6 63 63 100 M8 68. ...

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  • 6 Vibration Exciters - Springer

    vibration machines employ variable speed motors \Vith electronic speed control. Structure 0 Structure b Figure 6.2 x(t)=Xsin wt Figure 6.2 shows the two modes of operation of a reciprocating vibration exciter: a) direct-drive (Fig. 6.2 a) and b) inertial (react­ ion) drive (Fig. 6.2 b).

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  • 測定用加振機 ブリュエル・ケアー Brüel Kjær

    Portable Vibration Exciter 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. Type 4810 . Mini-shaker A compact and lightweight electrodynamic exciter with force ratings of up to 10 N ...

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  • SPEKTRA - SE-10 Vibration Exciter - Acousticals

    The vibration exciter SE-10 with a flexural guidance system is a high-tech product that is a reliable tool for vibration testing in research and development as well as for daily use in calibration laboratories. A force rating of 100 N and the high acceleration amplitudes of up to 60 gn allow for a wide range of applications in vibration tests.

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  • Systems for Generating Controlled Vibration - 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.

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  • NIT Trichy - Vibration Exciter - National Institute of Technology ...

    Vibration exciter control. Make: M/s Bruel Kjaer, Denmark Model: 1050 Sweep sine testing for control of vibration exciter systems, resonance testing Utility: 1. Vibration testing. 2. Natural frequency identification. 3. Vibration modes shape assessment. Academics. Academic Programmes; Departments; Faculty; Rules and Regulations;

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  • Vibration Attenuation in a Beam Structure with a Periodic Free

    2023.10.11  The signal generator and analyzer (BK 3560B) generated an excitation signal, which was transmitted to a vibration exciter (JZ 2A) through a power amplifier (BK 2716). In order to obtain the normalized vibration response and then compare it to the analytical model, the input acceleration and input force signals were acquired using an impedance head (BK

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  • A dual-loop active vibration control technology with an RBF-RLS ...

    2023.5.15  In Fig. 11 (c), the vibration exciter (JZ-2) is used as the vibration source to simulate micro-vibration, and a pair of acceleration sensors (PCB 356A14) are attached to the two masses. The main passive parameters (load mass, system stiffness and damping) of the SDOF vibration isolation system are shown in Table 1 .

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  • Non-contact vibration sensor using deep learning and image processing

    2021.10.1  A carbon plate was used as the test object in the second laboratory environment and the experimental setting included an Utai JZ-1 vibration exciter (UTEKL JZ-1), Brewer and Kayal Deltatron Model 4520–001 acceleration sensor (Bruel-Kjaer DeltaTron 4520–001), and Youtai Model 3404FRS-DY signal acquisition system (UTEKL 3404FRS-DY).

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  • Vibration Reduction Using Wave Barrier: Model Test and

    2018.11.15  The vibration reduction effect of the barrier is evaluated by measuring vibration amplitude at a measuring point, in either the presence or absence of a barrier. ... Table 5 Characteristics of exciter JZ-5. Full size table. 3.2 Experimental Materials and Program.

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