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Portable Vibration Shaker Demonstration & Advance Analysis Presentation AF Condition Monitoring Sdn. Bhd. 15-1, Jalan Kenanga SD 9/4, Bandar Sri Damansara.

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Presentation on theme: "Portable Vibration Shaker Demonstration & Advance Analysis Presentation AF Condition Monitoring Sdn. Bhd. 15-1, Jalan Kenanga SD 9/4, Bandar Sri Damansara."— Presentation transcript:

1 Portable Vibration Shaker Demonstration & Advance Analysis Presentation AF Condition Monitoring Sdn. Bhd. 15-1, Jalan Kenanga SD 9/4, Bandar Sri Damansara 52200 Kuala Lumpur, Malaysia. W: www.afcm.com.my | E. admin@afcm.com.my | T: +603-62734078 | Fax: +603- 62734080www.afcm.com.myadmin@afcm.com.my

2 2 Head of Mechanical Department MSc. Computational Fluid Dynamics (Cranfield, UK) Vibration Analyst Category II Certified SolidWorks Associate Certificate (CSWA) Managing Director MSc. Condition Monitoring (Southampton, UK) Vibration Analyst Category III Infrared Thermography Level II Ultrasound Level I Partial Discharge Level I Certified Mobius Institute (Australia) Trainer

3 AIM : To provide our client with consistent condition monitoring services and training for enhancing their plant efficiency and reliability. 3 Electrical & Power Generation TNB Generation TNB Distribution Kapar Energy Ventures Jimah Energy Ventures Pahlawan Power Panglima Power Oil & Gas Petronas Gas Petronas Penapisan Petlin Established in 1994 and ISO QMS 9001:2008 qualified since 2009 Appointed as a vendor under Vendor Development Program TNB since 1997, to implement condition monitoring for their generation, transmission and distribution divisions. Approved Training Partner for Mobius Institute, Australia – Certified Vibration Analyst More than 20 years experience in condition monitoring disciplines: Pre & Post Overhaul Vibration Analysis Vibration Sensor and System Verification Root Cause Machinery Failure Analysis Evaluating Machine Condition and Performance Dedicated to R&D in order to continuously improve our analysis, simulation and test method. Water Utility Jabatan Bekalan Air N.Sembilan Jabatan Bekalan Air Melaka Manufacturing Industry CIMA LAFARGE ANSELL Pulp & Paper Pascorp Industry Genting Sanyen

4 PORTABLE VIBRATION SHAKER Demonstration

5 5 Check sensor sensitivity Verify sensor linearity Test alarm and trip limit Evaluate vibration system integrity

6 ADVANCE ANALYSIS Presentation

7 7 We are always expending our speciality! And now, we are offering several other services that will help your plant reliability program works.

8 8 Advance Vibration Analysis Structure Analysis Operational Defection Shape (ODS) Modal Analysis Valve Leak Detection Detection Detection and Quantify Piping Dynamic Vibration Flow Induced Vibration (FIV) Analysis Acoustic Induced Vibration (AIV) Analysis Pulsation Induced Vibration (PIV) Analysis We are always expending our speciality! And now, we are offering several other services that will help your plant reliability program works. Finite Element Analysis (FEA) Structural Analysis (Static) Non-Linear Stress Analysis Buckling Analysis Vibration Analysis (Frequency) Computational Fluid Dynamics (CFD) Ventilation & Gas Dispersion Flow Assurance Heat Exchangers & Heat Dissipation Fire & Combustion Modeling

9 9 With years of experience in vibration field, AFCM also provide a wide range of advance analysis services such as: Structure vibration analysis. Diagnostic analysis of reciprocating and turbo machinery Synchronous vibrations and balancing of rotating machinery Asynchronous vibrations, rotordynamic instabilities and fluid hydrodynamic interactions. Our advance vibration analysis allows in-depth understanding on machine behaviour. Shaft Centreline Bode plot Polar plot Orbit plot

10 10 We employ two methods of structure analysis utilising vibration as follow: Operational Defection Shape (ODS) Modal Analysis Operating Deflection Shape (ODS) Provides information on how the machine structure move during operational How? Vibration measurements are collected at several locations on a machine Transfer functions are calculated between reference locations to other sensor locations. Animate Now, pointing out the locations and directions of structure excessive motion is easier then before ODS of tandem IG fan with high vibration due to combination problem

11 11 Modal Analysis Determines the fundamental vibration mode shapes and corresponding frequencies at which vibration naturally occurs analytically. Approach: Operational Modal Analysis (OMA) Experimental Modal Analysis (EMA) This helps us (and our client) to adjust their equipment accordingly in order to reduce system vibration that cause by resonance. Now, pointing out the locations and directions of structure excessive motion is easier then before Operating machinery Mechanical structures with/without rotating components (e.g. turbines, engines and gas compressors) Large civil engineering structures (e.g. bridges and buildings subjected to ambient loads) Maritime structures (e.g ships and offshore structures) Compressor and motor base displacement magnitude

12 12 Detection of erosion damage in the body and trim of a bypass valve. May avoid: the potentially catastrophic loss of containment of hazardous fluid which lead to: emergency shutdown, and subsequent loss of production. product losses to the flare and fugitive emissions excessive valve damage due to prolonged leakage Able to detect and estimate the size of valve leaks during operation. Shut-Down Valve (SDV) Safety relief valve (PSV) Manual Operated Valve Actuated Valve Ball valve Plug valve Gate and globe valves Slimline Double Block & Bleed (SDBB) and Needle valves Butterfly valve, wafer and lug type Check valves, dual plate, piston, swing and non slam type Find leaking valves long before detection by conventional methods or conservative instrumentation.

13 13 Find the leak (Detection) Scrutiny of all available valve on site to identify through-valve leakage. Equipment is Intrinsically Safe (IS) for use in hazardous/gaseous environments. Measure the leak (Quantify) Quantitative equipment is used to quantify the internal valve leak rate. “Search for a peak to detect your leak” - Midasmeter How to determine the valve condition using MidasMeter

14 14 Vibration in piping induce cracks and leaks due to fatigue failure of the pipe. May lead to major disaster if lack of mitigation action taken. Under collaboration with VibraTec who is French leader of vibration and acoustics, we are able to predict set of piping vibration as below: Flow Induced Vibration (FIV) – vibration caused by kinetic energy of turbulent fluid Acoustic Induced Vibration (AIV) – vibration caused by restricted orifice such as relief valve, control valve or orifice plate. Pulsation Induced Vibration (PIV) – vibration caused by mechanical equipment transmission. Our set of calculations are from Energy Institute (EI) Guide lines: Guide Lines for the Avoidance of Vibration Induced Fatigue Failure in Process Pipe Work. Determine your piping design is subjected to or free from any dynamic vibration force based on your design specification is crucial.

15 15 The main causes of these problems can be: Harmonic piping system response due to: Incorrectly installed supports, Missing supports, Structures too soft to support the pipes. Pulsating flow due to high excitations produced by process machines and: Incorrectly designed pulsation dampers, Missing pulsation dampers or restricted orifices. Determine your piping design is subjected to or free from any dynamic vibration force based on your design specification is crucial. ODS of a gas export line, including the supporting structure Improvement of piping support to reduce vibration

16 16 Employ finite element method (FEM) to calculate component displacements, strains, and stresses under internal and external loads. Common design goal is excellent product performance and factor of safety (FoS). Finite Element Analysis (FEA) services are: Structural Analysis – constant (static) or dynamic load. Linear and Non-Linear Stress Analysis Vibration Analysis (Frequency) Evaluate the strength and stiffness of a product/design by calculate the component stress and deformations. Factor of safety of pressure vessel design Structure stress due to machine horizontal motion

17 17 CFD provides a detailed understanding of flow distribution, pressure losses, heat transfer, particulate separation, collection efficiency, etc. Typically applied to: Design evaluation, verification and optimization Performance evaluation Problem solving, what-if scenarios Study off-design operating conditions CFD simulation is a guidance and reduce testing cycle but does not a replacement. CFD is a powerful engineering tool for predicting real complex-physics process behaviour. Wind loading of offshore structure

18 18 We offer Computational Fluid Dynamics (CFD) services for: a.Ventilation & Gas Dispersion Heating, Ventilation and Air-Conditioning (HVAC) Gas detector location and suitability assessment Exhaust gas dispersion Flare cold venting Smoke propagation Helideck assessment Exhaust gas dispersion (left: before, right: after) Helideck assessment based on CAP 437 threshold of 2degC above ambient CFD is a powerful engineering tool for predicting real complex-physics process behaviour.

19 19 b.Fire & Combustion Modeling Flare hot venting Hydrocarbon fire risk modeling (safety) Flame shape and shroud surface temperature for two different fuel and wind ratios ESDV pit jet fire modelling CFD is a powerful engineering tool for predicting real complex-physics process behaviour.

20 20 c.Flow Assurance (3D multiphase flow evaluation, not empirical 1D tools) Slug catcher optimization Separator design evaluation d.Heat Exchangers & Heat Dissipation Colour contours of gas, oil and water in a separation tank Waste Heat Recovery Unit (WHRU) Optimization CFD is a powerful engineering tool for predicting real complex-physics process behaviour.

21 Q & A Session


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