Fig. 1 PLT general arrangement of test equipment
Fig. 2 PLT helium leak detector
Fig. 3 The Processing and inspection of PLT
Fig. 4 PLT failed re-work FPSO/1ship
Fig. 5 Factorial analysis of PLT failed re-work
Fig. 6 Alignment and tolerance of free condition [4]
Fig. 7 Flange surface damage assessment: scratches and gouges [5]
Fig. 8 Flange surface damage assessment: pits and dents [5]
Fig. 9 Shape of Spiral Wounder Gasket
Fig. 10 Repair work of inner mounted flange facing machine
Fig. 11 The spiral serrated of Flange surface face for Standard Finishes [8]
Fig. 12 Temperature and Pressure Circular Chart Recorders for PLT
Fig. 13 Temperature Pressure and Time of PLT
Table 1. The PLT Ordering organization with Carrying out
Table 2. The comparison of FLNG and hazard zone for allowable leakage 35 scf/yr and 50scf/yr
Table 3. The tools and instrument list of PLT
References
- Process Piping(ASME Code for Pressure Piping, B31), ASME B31.3, Chap. IV, The American Society of Mechanical Engineers, USA, pp.83-84, (2008).
- Commissioning Procedure-High Pressure Leak Test, PETRONAS Floating LNG Project, PETRONAS, pp.1-9, (2014).
- Leak Test Procedure, AGBAMI FPSO PROJECT, DSME, pp.1-16, (2008).
- Brent Keil, Robert Card, Jam,es Payne and David Lay : Flange Joints: Avoiding Installation Pitfalls, Proceedings of the Pipelines 2014 Conference, Portland, pp.1638-1641, (2014).
- Randy Wacker : Manage & Understand Flange Face Damage, Sealing Sense, Pumps and Systems, USA, pp.51-54, (2013).
- Metallic Gaskets for Pipe Flanges(Ring-Joint, Spiral-Wound, and Jacketed), ASME B16.20, The American Society of Mechanical Engineers, USA, (2008).
- Technical Data-Surface Roughness, JIS B 0601, Japanese Industrial Standards, Japan, pp.3541-3542, (1994).
- Pipe Flanges and Flanged Fittings(Ansi Flanges), ASME B16.5, An American National Standard, USA, pp.46, (2017).