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Resolving Customers' Brake Noise Issues

From Link Engineering Company
 

 
Since its foundation, Link Engineering Company has focused on the design and manufacture of state-of-the-art test systems for the automotive, aerospace, railway and general industries. Today, with special emphasis on brake testing solutions, Link Engineering is a global leader and delivers complete turnkey projects to many of the world's major automotive manufacturers and their suppliers. Link Model 3900 Brake Noise Dynamometer has become an industry standard. Brüel& Kjær's PULSE™ data acquisition and analysis system is Link's preferred NVH analyzer platform, and more than 50 systems have been delivered during the past five years. This case study describes the testing, data analysis, and ultimate resolution of a customer's brake noise issue. Since both the Link Model 3501 Vehicle Data Acquisition System, and the Model 3900 use PULSE and the same format for storing data, it was easy to find the critical conditions and make direct comparisons between the two sets of results.

Products & Services
Product and component testing services is the evaluation of a finished product or component through performance in electrical, life, environmental exposure, dynamic, ergonomic or other specialized tests.  Also testing to standards such as UL 489, CE or MIL-STD 810. Search by Specification | Learn more about Product and Component Testing Services
Specialty testing and inspection services provide specialized or proprietary testing services and inspection services. Learn more about Specialty Testing and Inspection Services
Certification services include companies that test, inspect, register and/or certify products, components, equipment, instruments, processes, management systems or facilities. This area also includes organizations that evaluate, audit, assist, train and/or register companies on facility or system wide assessments such as ISO registration, process quality audits, health and safety assessment, and management systems evaluation.     Search by Specification | Learn more about Certification Services
Condition monitoring and machine maintenance services monitor the condition of critical machines, battery banks, power supplies, processes and rotary equipment. They also perform predictive maintenance (PdM) and/or preventive maintenance. Search by Specification | Learn more about Condition Monitoring and Machine Maintenance Services
Inspection services examine products, parts, equipment, repairs, services, installations, and facilities to ensure quality, consistency, and condition, as well as conformance to required standards and/or procedures. Search by Specification | Learn more about Inspection Services

Product Announcements
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Krohn-Hite Corporation - Model 3900 1Hz to 99kHz Elliptical Filter
The Krohn-Hite Model 3900 has two independent filter channels with a tunable cutoff frequency range from 1Hz to 99kHz and 115dB/octave rolloff. Each channel has a stopband attenuation of >80dB and... (read more)
 

Topics of Interest
Over the past decades, Audi has run a consistent and succesful strategy of delivering vehicles with superior comfort and sound quality. As a longstanding user of LMS testing systems, Audi has migrated... (Read More)
As we venture onto our highways we hardly give much thought to the operation or complexity of our vehicle braking system. We only think about it when we have to suddenly slam on the brakes to avoid an... (Read More)
As common test among major automotive manufacturers, brake testing isn't only required by government regulation, it is also a safety measure that any consumer would definitely want undertaken before... (Read More)
10.10 Bomatic Inc. Corporate Headquarters 1841 East Acacia Street Ontario 91761 Canada Tel: (1) 909 947 3900 Fax: (1) 909 947 5969 www.bomatic.com Company Overview Bomatic, Inc. has... (Read More)
Authors Note: To keep the glossary to a reasonable size, I decided to limit the entries to useful acronyms that are specified by the society of automotive engineers (SAE) and on-board diagnostic... (Read More)