Pdf threedimensional scanning laser vibrometers enable extremely accurate noncontact. Portable spectrophotometers mobile operation the portable spectrophotometers regular operation place is the laboratory, although it can be quite practical at some times, when an instrument can also be operated onsite at a measuring station. Psv500 scanning vibrometer from polytec measure vibrations without contact, reliably enabling precise vibration. The publications listed below are intended to serve as a platform for transfer and thereby make available the latest research results from the institute of product engineering. Psv500 compact scanning vibrometer fullfield vibration. Support for precise biometrics products and solutions. Polytec psv500 3d scanning vibrometer acquire and analyze vibrations in three dimensions polytec 3d scanning vibrometers are the stateoftheart tools to quickly and accurately determine operating deflection shapes and eigenmodes for structural vibration validation with reliable experimental data. Whatever question regarding vibration measurement drives you, there is a psv polytec scanning vibrometer to provide the answer for frequencies from dc to 25 mhz, capturing vibrational velocities of 0.
In general, polytec equipment complies with the standards en 608251 din vde 0837 and cfr 1040. The laser scanning confocal vibrometer microscope cvm for vibration measurements in microscopic structures can map outofplane vibrations with picometer amplitude resolution while the locus. The scan viewer includes an activex control, which can be embedded in microsoft office applications and in internet explorer. Psv5003d scanning vibrometer 2016 ieee international. Ultrasonic synthesizer which allows any emitting frequency between 0. Polytec scanning laser doppler vibrometer vibration analysis rob winter. The laser beam measures the velocity on the surface of the test object.
A study of transformer winding vibration using a laser. Polytec update therefore always keeps you posted when there are updates for your polytec measurement or desktop software to ensure reliable measurement results and smooth working with polytec products. Ofv modular laser vibrometer this modular system makes noncontact vibration analysis very simple, flexible and precise, regardless of whether the sample is large or small, delicate or difficult to access the system comprises an ofv5000 controller decoder modules a choice of sensor heads ofv505503 standard single point, ofv551552. On this picture the measurement points can be arranged like with a cad software. The current models are characterized by highquality measurements and are easy to use.
Scanning laser doppler vibrometry is a fullfield vibration imaging measurement technique in which the vibrometer measurement beam scans the test object and records the vibration data of a grid of measurement points within a short time. The new optical sensor technology offers an eight times stronger signal level than before, providing more meaningful data, particularly from. Scanning laser vibrometer measurement of guided waves in rails. Psv500 allow vibration measurement in a frequency range from dc to 25 mhz, capturing vibrational velocities of 0. Improved software and hardware performance allowing more. Our process photometer measures the transmission of solid and liquid samples at one fixed wavelength. Some of the practical issues involved in performing scanning laser measurements in the field will be discussed in section 3. Mar 29, 2017 please use one of the following formats to cite this article in your essay, paper or report. Polytec scanning laser doppler vibrometer vibration analysis. The sound pressure output at any point in the halfspace sound field and the polar radiation characteristic are predicted by using mechanical data.
Ofv modular laser vibrometer psv400 scanning vibrometer. A msv400 microscope scanning vibrometer system consists of the optical scanning system, an ofv551 fiberoptic interferometer, the ofv5000 vibrometer controller and the data management system dms, a workstation with adconverter, and. Scanning vibrometer 3 scn analysis software c5 klippel analyzer system page 7 of 30 3 scn analysis software the scn analysis software is optimized for the visualization of the vibration data of loudspeaker cones. The vibrosight software is a highlyintegrated software suite that supports the effective monitoring of all rotating machinery.
Process photometer for control of plates, filters and water. Polytec scanning vibrometers are stateoftheart for noise and vibration measurement in research. Our range includes more than 30 wavelengths, thus allowing the photometer to be optimally adapted to your application. The ihr 320 is a 320 mm focal length czernyturner imaging spectrometer. The technique was studied on several structures to understand the benefits and usefulness of the technique. Bridging design and real world 20 years of polytec scanning vibrometers. Abstract a number of vibration mode shape measurement techniques are described in which the. The scanning laser vibrometer or scanning laser doppler vibrometer, was first developed by the british loudspeaker company, celestion, around 1979, further developed in the 1980s, and commercially introduced by ometron, ltd around 1986. Rotational vibrometer the polytec 4000 series rotational vibrometer system is a portable, noncontact laser doppler system for measuring angular vibrations on rotating structures. The portable spectrophotometers aqa can be switched on or off. A relatively new technique to identify full field strain uses extensions of a 3d scanning laser vibrometer measurement. The msv400 microscope scanning vibrometer is the successor to the awardwinning msv300 for fullfield vibration analysis of very small objects such as mems optical switches. Membrane vibration studies using a scanning laser vibrometer. Laser doppler vibrometers are a powerful scanning system offers stateoftheart digital signal processing technology with extensive software for data acquisition, 3d visualization and analysis.
The conveyors can also be equipped with discharge gates for multiple discharge locations. The scan viewer also works as an independent application and offers the same highperformance representation and animation options included in the highlights for the polytec scanning vibrometers. Whatever question regarding vibration measurement drives you, there is a psv500 polytec scanning vibrometer to provide the answer. Psv500 scanning vibrometers study measurement samples from micro to macro size. Laser vibrometer for vibration measurements maultheet.
Principle of laser doppler vibrometry a laser doppler vibrometer is based on the principle of the detection of the doppler shift of coherent laser light, that is scattered from a small area of the test object. Lvs01 is an outplane vibrometer which uses laser doppler principle to measure object vibration along the laser direction. Tell us about your structural vibration measurement task and well provide the scanning vibrometer solution for frequencies from dc up to 24 mhz and vibrational velocities of 0. The screens have a wide range of perforations sizes that are designed for easy removal and replacement for the cleaning process. The seamless postprocessing with polywave makes your studies with polytec laser doppler vibrometers more efficient than ever especially for scannnig vibrometers like psv or msa. Gaotek offers a wide and dynamic selection of highquality, affordable and accurate vibration meters. Field portable spectroradiometers for remote sensing. There are ball bearing and air bearing models with speeds over 55,000 rpm. The psv500nb scanning vibrometer notebook allows noncontact, zeromassloading measurements, making it suitable for examining lightweight surfaces, as well as hot, cold and dangerous surfaces. Rotational vibrometer the polytec 4000 series rotational vibrometer system is a portable, noncontact laser doppler system for measuring angular vibrations on. Laser doppler vibrometer laser vibrometers instrumentations. Gecko compact, allinone laser scanners the gecko series of polygon laser scanners have small motors with polygonal mirrors mounted directly to a controller as small as a credit card. I am looking for labview drivers for a polytec scanning laser vibrometer system. Sound field from a 10khz speaker measured using scanning vibrometer duration.
Vibrosight software vibrometer by meggitt sensing systems. The art of casting metal into specific shapes has been practiced for thousands of years, but it is only in recent decades that modern ultrasonic ndt. Introduction to measurements with a polytec scanning laser vibrometer psv400. Microscope based systems, software and accessories. Ldv enables the analysis of nonideal or nonlinear systems. The psv scanning vibrometer measures vibrations on an entire surface in a noncontact and laser precise way. Based on the laser doppler principle, a hene laser maps the vibrational response of the structure with a lateral resolution of down to 1 m. Whatever question regarding vibration measurement drives you, there is a psv polytec scanning. Laser vibrometer technology and benefits vibrations inc. Used in balanceofplant fan, gearbox, motor and pump applications in the coal industry. High reliability, maintenance free hermetically sealed construction with no moving parts so wear is eliminated not affected by contaminants, including oil and dust. As robotic systems, flying probe machines need to move over parts to go from place to place.
Software and driver downloads teledyne photometrics. The main function of a vibration meter is to measure displacement, velocity and acceleration of a vibrating body. This software only requires the results data file of the scn vibrometer. Introduction to measurements with a polytec scanning laser vibrometer psv 400. A vibration meter is used in inspections, manufacturing, and production to measure vibration and oscillations. The measurement of deflection shapes at low and ultrasonic. Ultrasonic testing in the foundry industry olympus ims. It is suitable for entry into the world of vibration and the study of complex structures large or small, says the company. Technical support, drivers download and faq for products and solution purchased directly from precise biometrics. The polytec pdv100 portable digital laser vibrometer provides a noncontact vibration measurement of a structure, and is very suitable to measure the vibration of small or inaccessible areas. Each of the three scanning vibrometer units can also be used independently as a 2d scanning system, controlled remotely by a pc through a dedicated software that allows to set the deflection angle of the laser beam.
Spectral evolution is a leading manufacturer of field portable and laboratory spectroradiometers and spectrometers for remote sensing applications including geological remote sensing, ground truthing, spectral remote sensing, environmental and climate research, crop and soil research, vegetative studies, forestry and canopy studies, radiometric calibration transfer, upwelling and downwelling. Technology from polytec for sale in australia and new zealand. These components are complemented by a powerful software package that controls the scanners, data processing, and visualization of the measurement results. Vibration damping and isolation are very important fields of study of the dynamic behaviour of a structure. These conveyors are designed to separate fines, lumpsovers, or both to achieve a targeted particle size range. Aug 22, 2009 polytec scanning laser doppler vibrometer vibration analysis rob winter. The unique shape of the ihr320 scanning spectrometer is the result of. Vibrometer laserinterferometric laserinterferometric vibrometer sps our laserinterferometric vibrometers are ideal instruments for accurate, noncontacting, determinations of temporal changes in the positions of objects or surfaces and detect mechanical vibrations at. Privacy policy polytec legal notice polytec general business terms polytec.
The psv400 scanning vibrometer comprises a compact sensor head with an integrated scanning unit, a controller and a data acquisition and management system. The scn analysis software performs visualization, animation and analysis of the mechanical vibration using the scanned data which is provided by the vibrometer. Polytec scanning vibrometers make vibration measurement and analysis simple and efficient. The measurement of deflection shapes at low and ultrasonic frequencies is shown along with the measurement process. It is an instrument for rapid noncontact measurement and imaging of vibration. We support our customers all over the world from the construction stage to professional product briefings, based on our own knowhow. Scanning vibrometers adopt to your measurement needs. The psv500 scanning vibrometer represents the fifth generation of an instrument that, because of its unique features, has become a vital asset for researchers and developers worldwide.
However, this can only be effective and useful for the community if it is communicated in a suitable form. Laser vibrometer technology and benefits optomets laser doppler vibrometry ldv is a highly accurate and reliable noncontact vibration measurement technique utilizing sophisticated, laserbased technology to provide customers the best data quality possible. The psv400 scanning vibrometer comprises both stateoftheart hardware and software. The use of a scanning laser vibrometer makes it possible to measure responses at a large number of measurement points, limited only by accessibility. The laser doppler vibrometer from polytec 2 includes a controller ofv5000 with a digital velocity decode card vd6 and a sensor head ofv505 figure 3. Pappa langley research center, hampton, virginia ii february 2002. The iris family of scmos cameras deliver up to a 15 megapixel sensor with a 25 millimetre field of view for highresolution imaging over a large imaging area. Polytec ofv3001 laser vibrometer controller product description from our online store inventory, we are selling a polytec ofv3001 laser vibrometer controller. The pedblue can also be configured to use either two or four dose alarm levels and is customisable through dosevision tm software.
The system provides input interfaces for geometry data from cae and fem packages page 6 or from the convenient geometry scan unit. User friendly and intuitive interface information presented in a a graphically clear format blank subtraction, dark current compensation and optimum integration times are automatically determined. To display and analyze measurement results on a workstation, the polytec vibrometer software vibsoft is available optionally. The annual 2016 ieee international ultrasonics symposium will be held at the vinci convention center, tours, france, from september, 1821, 2016. The system allows the reliabilitycentered maintenance team to monitor more channels with fewer resources by eliminating the collection of vibration data on healthy machines. The uvpad is the worlds thinnest spectral radiometer for uv belt systems. The scanning laser vibrometer is based on the single point laser vibrometer vibromet500. The pvcam software development kit allows you to integrate teledyne photometrics pvcam based cameras into other software packages. Surface strain measurements using a 3d scanning laser vibrometer. Polytec emc is a producer of dispensing systems that has been supplying tailored solutions for all fields and industries for more than 25 years. Polytec update is a software tool that provides your polytec products with the latest software. Bridging design and real world 20 years of polytec scanning. When 3d scanning operation is chosen, all the three scanning vibrometer units are simultaneously controlled by.
It includes a compact sensor head with an integrated scanning unit, a vibrometer controller and a data acquisition and management system. Application with laser doppler vibrometer tuesday, january 2, 2007. Msv400 the system a msv400 microscope scanning vibrometer system consists of the optical scanning system, an ofv551 fiberoptic interferometer, the ofv5000 vibrometer controller and the data management system dms, a workstation with adconverter and software. This application note contains a general overview of ultrasonic nondestructive testing applications in the foundry industry, including thickness gaging, flaw detection, and nodularity testing. Select your camera and operating system to access the appropriate driver. Application of laserdoppler vibrometers in hearing and biomechanics. Psv5003d scanning vibrometer fullfield 3d vibration. Membrane vibration studies using a scanning laser vibrometer james l. Use of 3d scanning laser vibrometer for full field strain. We also acquired a telescope vibap05 for accurate targeting at large distances. They can also be fitted with a polymer insert or a. Polytec scanning vibrometer software 2004 theory and. Supplies your polytec software with the latest updates. Vibration meters handheld vibration meters gaotek inc.
This device, known as a scanning vibrometer, samples a specimens vibration pattern with a reconfigurable sensor mesh composed of many spots of light. The vibrometer hardware is connected to the microscope using the standard cmount interface. This compact spectrometer includes all the features of a highend spectrometer at a fraction of the cost. Uvvis control software for 400 series spectrophotometers intelligent and powerful software is a cornerstone of all 400 series instruments. Moving forward, teledyne photometrics will focus driver development and support on the windows and linux. The microscope spectrophotometer measures the uvvisiblenir, emission and raman spectra of microscopic samples microscope spectrophotometers are designed to measure uvvisiblenir spectra of microscopic samples or microscopic areas of larger objects. Polytec update is a software tool that provides your polytec products with the latest software releases and hotfixes. The psv400 scanning vibrometer is a powerful data acquisition platform that can seamlessly integrate into the engineering workflow and the it environment. Designed for operation with the vm600 xmx16 cards and the vibrosmart distributed monitoring system devices, the vibrosight software forms part of a modular machinery monitoring system that enables the predictive methodologies which can be used to help improve the. Solter joint institute for advancement of flight sciences george washington university langley research center, hampton, virginia richard s. Polytec psv500 3d scanning vibrometer netscope solutions. Psv500 xtra scanning vibrometer for optical sensitivity and. Given that they are to contact the board under test and they are not infinitely high from the surface of the uut. By integrating a singlepoint laser vibrometer with a dualaxis scanning mirror, polytec exploits the advantages of using light as the probe.
The convenient way of sharing your scanning vibrometer measurement data with your colleagues. Vibrosight software is a highly integrated software suite that supports the effective health monitoring of all rotating machinery. I figured a long shot would be someone out there having this system and some homegrown. Tracerco tm personal electronic dosimeter ped blue. Advanced imaging camera technology teledyne photometrics. Polytec msa500 micro system analyzer is located in room 2 calit2 building building 325 on uci campus mapthe polytech msa500 micro system analyser called the vibrometer is a fullyintegrated structural dynamics and surface metrology system. A study of transformer winding vibration using a laser doppler vibrometer. Integration of laser vibrometer and infrared video for. The convenient way of sharing your scanning vibrometer measurement data with your. The laser beam of the scanning laser doppler vibrometer is deflected by 2 mirrors which are controlled by the computer.
Since 1986, our spectrometer and spectral radiometer have been used for many applications. This video explains the function principle and software of the scanning vibrometer of polytec s msa micro system analyzer. Topography, white light interferometry, surface metrology, microsystm and mems analysers, dynamic stress and strain measurements. The system includes a laser vibrometer ofv 3001 and a scanning head ofv 056. The convenient way of sharing your scanning vibrometer measurement data with your colleagues and project partners. Application of laserdoppler vibrometers in hearing and.
Gaspar langley research center, hampton, virginia micah j. A camera inside the head delivers the picture of the object under test. Noncontact vibration sensors laser doppler vibrometry. Single point vibrometers, scanning vibrometers, special vibrometers, microscope based systems, dynamic stress and strain measurements, software and accessories. Software piracy is theft, using crack, password, serial numbers, registration codes, key generators, cd key, hacks is illegal and prevent future development of polytec scan viewer v. Vibsoft offers digital high, low and bandpass filters. These components are complimented by a powerful software package that controls the scanners, data processing, and. With the upgrade to xtra, the wellestablished polytec psv500 and psv5003d vibrometers can achieve much higher levels of optical sensitivity for faster analysis and more reliable measurement data. Polytec scanning vibrometer psv400 scanning vibrometer psv4003d scanning vibrometer msa500 micro system analyzer psv software psva440 optical derotator robovib structural test station psv4003d scanning vibrometer. Mechanical limits exist depending on the system you have, or plan to use. It uses noncontact measurement method, and has autofocuslongdistance focus and focus points storage functions. Fly over heights ranges up to 45mm fly around heights ranges up. Videometerlab 4 multispectral imaging technology is a visionbased lab analyser designed for fast and accurate determination of surface color, texture, shape, size and chemical composition and used for food, pharma and agricultural applications. The velocity signal is measured by a data aquisition system and stored in the computer.
Scanning laser vibrometer the contactless sensor maultheet. Apr 14, 2015 the psv500 notebook scanning vibrometer is a high resolution low noise vibration measuring system from polytec. The device can be charged with a direct micro usb connection, providing greater flexibility. The polytec vibe400 junction box and its data acquisition and analysis software vibsoft 84. The optical output of the laser is less than 1mw for the sensor heads ofv303353 and ofv511providing the equipment is used in the manner for which it. Download free polytec scan viewer by polytec gmbh v. Shareware junction periodically updates pricing and software information of polytec scan viewer v. Noncontact, optical measurement at the heart of every polytec psv500 system is the laser doppler vibrometer a precision. Polytec msa500 micro system analyzer vibrometer imri. Itech company itech company llc 41758 christy street fremont, ca 94538 usa tol free.
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