Cases with PROGNOST®-SILver

SIL 3 ESD, MPS, and CMS in one powerful hardware

PROGNOST®-SILver is a flexible and fast platform for integrated asset protection. It offers everything operators and instrumentation professionals call for:

Condition Monitoring
Machine Protection
Diagnostic based SIL 3 certified Emergency Shutdown Device

This system is designed to provide machinery protection while maximizing production uptime. This hardware incorporates a smart modular concept that enables you to gradually replace or expand your existing system for additional protection tasks. It also allows users of previous PROGNOST®-SILver racks to re-use their existing PROGNOST® input cards.

Babbitt metal wear on crosshead

2020-06-05T09:44:14+02:00Customer Case Studies, Cases with PROGNOST®-NT, Cases with PROGNOST®-SILver|

Machine data Manufacturer: ArielDrive power: 6150 kW (8636 hp)Speed: 700 rpm6 cylinderDouble acting, 2 stagesSuction pressure: 40 barDischarge pressure 240 bar Sequence of events: 3:45 AMPROGNOST®-SILver Protection hardware shut down the monitored compressor. Initiated because of piston rod position of cylinder 1. 5:02 AMPROGNOST®-SILver tripped the compressor again during start-up. Again due to rod position cylinder 1. 9:45 AMPROGNOST Customer Support recommends to make no restart, cause of high piston rod movement Screenshots from Online Condition Monitoring system PROGNOST®-NT 2 months 3D-trend of rod position 2 months 3D-trend of crosshead slide vibration Evaluation No long term indications on crosshead slide (CHS) and rod position (RP)No changing pressure gradientHigher dynamic in RP signalCHS peak nearly 2nd rod load reversal point decreasesCHS [...]

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