IOGP & JIP33, S-612 Air Compressor : 8 ITP (3/4)

8 Inspection, Testing and Preparation for Shipment
8.2 Inspection
8.2.1 General
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Final assembly maintenance and running clearances for bearings and seals shall be submitted with as built data. 8.2.2 Material Inspection
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Material certificates shall be provided in accordance with Annex B of S-612Q.

8.3 Testing
8.3.2 Hydrostatic Tests
8.3.2.1
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e Minimum hydrotest pressure shall not be less than 150 kPa (20 psi).
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8.3.2.5
The minimum hold time of hydrotest pressure shall be 30 minutes.

8.3.3 Impeller Overspeed Test
8.3.3.2
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After the overspeed test, each impeller shall be examined by magnetic particle or liquid penetrant methods.
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Linear indications on the impeller shall not be acceptable.

8.3.4 Combined Mechanical and Performance Tests
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8.3.4.8 Lube Oil Flushing Test
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8.3.4.8.1 Lube oil flushing and cleanliness test shall be carried out using a 100 mesh stainless steel screen.
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8.3.4.8.2
The flushing test shall be performed at least 1 hour prior to the combined performance and mechanical run test, in accordance with the cleanliness standard as per ISO 4406-3 Grade 17/14 or SAE AS 4059 Class 8.
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8.3.4.9 Noise Test
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8.3.4.9.1
Noise tests shall be conducted as per ISO 2151-2 using sound intensity scanning method as per ISO 9614-2 and using a sound intensity system meeting the requirements of IEC 1043 Class 1.
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8.3.4.9.2
For multiple, identical compressor packages, it may be sufficient to carry out noise testing on only one compressor package.
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8.3.4.9.3
For vendor’s standard equipment, data from previous tests on identical equipment may be accepted, if agreed by the purchaser.
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8.3.4.9.4
Any safety margin required to cover for measurement uncertainty between the measured sound power level and guaranteed sound power level shall be specified by the purchaser.

8.4 Preparation for Shipment
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8.4.8
All exposed machined and un-coated surface shall be protected with vapour-proof corrosion inhibitor to protect against onset of corrosion.
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8.4.9
All visible display units and control panel front face shall be adequately protected against damage during transportation and handling
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8.4.10
The vendor shall provide completed preservation checklists and preservation report detailing all preservation activities performed.
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8.4.11
Provision for turning on the anti-condensation heater for motors while they are idle shall be clearly stated in the preservation procedure.
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8.4.12
Open pipes, flexible hoses, open tubes, etc. shall be blanked-off and capped with material of compatible metallurgy. Valves that are open to the atmosphere in the final installed position shall have their outboard connection either plugged or blinded.
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8.6 Control Panel Test
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8.6.1
The compressor control panel shall be functionally tested to verify correct functioning of control logic, alarms, shutdown functions and trip set points.
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8.6.2
The anti-surge controller shall be tested to verify the surge anticipation and surge detection algorithm. The anti-surge controller test procedure shall be developed and mutually agreed between the purchaser and the vendor.
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8.6.3
Control panel hard-wire verification testing and wiring continuity check on the skid shall be performed by the vendor and documented in the test report.