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
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4809型激振器 - Brüel Kjær声学与振动
激振器. 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。 点击询价. 该台式设备功能多样、性能可靠，适于各种应用，包括机械
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Vibration Exciters / Measurement Exciters Brüel Kjær
Brüel Kjær Vibration Exciters are designed for vibration testing and deliver force ratings from 10n to 187n. These vibration exciters cover a a wide range of applications; from
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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 different configurations – ball bearing
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6 Vibration Exciters - Springer
2017年8月29日 Vibration Exciters . 6 . This chapter describes several types of vibrators (shakers) which are currently used either in reliability testing, fatigue testing and
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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
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Systems for Generating Controlled Vibration - APS
2023年11月12日 2023 marks a significant moment in our history: the production of our 500th APS 113 long-stroke vibration exciter in Dresden! Read more CS Q-LEAP™ GYRO with rotation exciter expands sensor
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APS 400 - APS Dynamics
ELECTRO-SEIS® Long-Stroke vibration exciter with 445 N max. force that is suitable for excitation of large structures such as ceilings or bridges. Downloads: Data Sheet APS 400 (1.5 MiB) Product Video: APS 400
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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. Request Price.
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6 Vibration Exciters - Springer
2017年8月29日 Vibration Exciters 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 cha racteristics of structures, machinery, foundations, etc. ... vibration exciter: a) direct-drive (Fig. 6.2 a) and b) inertial (react
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Permanent Magnet Vibration Exciter Type 4808 Brüel Kjær
This exciter is suitable for a variety of research and educational applications that include vibration testing of small objects, measuring mechanical impedance and studying structural response. Type 4808 has a wide frequency range (5 Hz – 10 kHz), a peak-to-peak displacement of 12.7 mm (0.5 in) and can deliver peak sine forces of up to 187 N ...
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激振器 - 搜狗百科
2022年8月1日 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
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激振器 - 知乎
2022年3月29日 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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An Overview of Design and Development of Multipurpose
2019年5月1日 Abstract-Vibration exciter is a machine which produces mechanical vibratory motion to object. The exciters are designed to produce a given range of harmonic or time dependent excitation force and displacement through a given range of frequencies. These machines can be mechanical, electro-hydraulic or electro-dynamic in nature.
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Adjustable Vibration Exciter Based on Unbalanced Motors
2023年2月15日 The aim of this work was to develop an adjustable four-weighted vibration exciter based on an asynchronous frequency-controlled drive with a position feedback sensor and to study the electromechanical processes of the specified vibration exciter. A description of the method of conducting the research follows.
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APS 129 - APS Dynamics
APS 129. 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 heavy low frequency sensors as well as for sensor characterization (e.g. geophones or heavy seismic sensors).
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MS - A new magnetorheological elastomer torsional vibration absorber ...
2021年3月19日 4.1 Torsional vibration exciter test rig. With the intention of evaluating the frequency shift characteristics of the new torsional vibration absorber, a torsional vibration test rig with a torsional vibration exciter operating as the power source is built, as elucidated in Fig. 14. Figure 15 is a realistic photo of the device being used.
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Applied Sciences Free Full-Text Dynamic Analysis and
2022年12月16日 A box-type vibration exciter [] can provide a reciprocating power source for a mine-used linear vibrating screen [], and the helical gear pair is the key component.It plays an important role in forcing the driving and driven shafts to rotate synchronously and reversely. However, under the coupled excitation of elastic support of the spring seat
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vibration exciter - 英中 – Linguee词典
大量翻译例句关于"vibration exciter" – 英中词典以及8百万条中文译文例句搜索。 振动筛采用筒体式偏心轴激振器及 偏块调 节振幅 ，物 料筛淌线长，筛分规格多，具有结构可靠、激振力强、筛分效率高、振动噪音小、坚固耐用、维修方便、使用安全 等特点，该振动筛广泛应用于矿山、建材、交通 ...
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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
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Systems for Generating Controlled Vibration - APS
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
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Mechanisms of Different Vibratory Exciters Used – A
2022年7月22日 A vibration exciter is a machine which produces mechanical vibratory motion to test object. A body is said to be in vibration when it has to fro motion. Vibration is of mainly three types which are free vibration, Damped vibration and Forced vibration. The Mechanical Vibration Exciter works on forced vibratory motion to test the object.
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SE-20 - SPEKTRA
SE-20. Innovative spring-guided vibration exciter with leading technology. 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.
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(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 test object. The exciters are ...
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Table 2. Specification of the electromagnetic vibration exciter.
A vibration exciter is a machine which produces mechanical vibratory motion to which the test object is subjected. This article presents design, construction, performance and testing of mechanical ...
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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.
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Velocity feedback control method of low-frequency
2023年3月10日 The rationality of establishing velocity feedback control in the velocity characteristic band of the electromagnetic vibration exciter is analyzed. Based on an identification model of the system and measured vibration displacements, the vibration velocity is estimated with high accuracy through the Kalman filter.
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SPEKTRA develops exciters for vibration tests up to
In 2012, the SE-11 with its special armature was launched. However, this is still a standard electro dynamic exciter designed for the frequency range up to 50 kHz, while allowing for improved mounting of the DUTs in various orientations to the vibration axis. But the requirements have increased further to higher frequencies – 100 to even 200 kHz.
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Exciters Buyers Guide - Dayton Audio
Also, most electronic devices will be unaffected by the vibration of an exciter. 5) How are exciters mounted or affixed to surfaces? Most exciters incorporate a mounting ring with peel-and-stick film adhesive that is used to mount the exciter to most any substrate or surface area. Prior to mounting, surfaces should always be prepared (clean and ...
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