Condition Based Maintenance

UNIVERSITY OF PETROLEUM AND ENERGY STUDIES

A Presentation On Major Project

“CONDITION MONITORINGOF CENTRIFUGAL FAN FAN USING VIBRATION VIBRA TION MESURMENT” Project Mentor Mr. P.K. Bahl Professor Emeritus COE,UPES Presented By : Ankur Sharma (R220206001) Gaurav Joshi (R220206002)

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Presentation Outline 2 

Introduction

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Maintenance Philosophies

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Condition Monitoring Techniques

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Vibration Monitoring

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Steps for a Vibration Vibration Monitoring Monito ring

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Problems with bearings and rotating equipment using









Introduction 3 

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Condition monitoring is determining the health and condition of the equipments, machine and systems by observing, checking, measuring and monitoring critical parameters Objective: The objective of the project is to identify the deteriorating condition of centrifugal fans using Vibration measurement and to establish the basic condition of equipment which directly results in the enhanced safety, operational reliability, extends equipment life.

Centrifugal fans Air/gas flow rate: rate: Nm 3/hr 

Periodic









Application of Centrifugal Fans 4 

Cement works - conveying/processing

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Power stations

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Process industry

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Air conveyors

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Dust collection and material/particulate movement

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Boiler and furnace ventilation









Maintenance Philosophies 5 

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Failure Based Maintenance /Break down Maintenance Routine Maintenance/Preventive maintenance Design –Out Maintenance









Block Diagram Diagram for Condition Based Maintenance with CM

Condition Monitoring Techniques 6











Condition Monitoring Techniques 7  

Visual Inspection Inspection and Monitoring Temperature monitoring Performance monitoring











Vibration Monitoring 8 

Vibration monitoring monitoring is an established technique for diagnostic and predictive maintenance of critical











Vibration Monitoring…… 9 

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Displacement-is the distance moved by the measuring point to its normal position. Velocity-speed Velocity-speed at which that point moves.











Typical Measurement System 10 Vibration machine or structure

Vibration Transducer

Signal Conditioning

Display unit/Recorder











Vibration Measuring Instruments 11 

Accelerometer – Active transducer – electromechanical transducer













Need of Vibration measurement measurement











Steps for a Vibration Monitoring











Condition monitoring (vibration) of pneumatic fan











Causes of the Vibration











Finding Problems with Bearings and Rotating Equipment Using Vibration Analysis















































Condition Based Maintenance

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