Section 8 Regasification testing and trials
Clasification Society 2024 - Version 9.40
Clasifications Register Rules and Regulations - Rules for LNG Ships and Barges Equipped with Regasification Systems, July 2022 - Chapter 1 Rules for LNG Ships and Barges Equipped with Regasification Systems - Section 8 Regasification testing and trials

Section 8 Regasification testing and trials

Parent topic: Chapter 1 Rules for LNG Ships and Barges Equipped with Regasification Systems

8.1 Testing and trials prior to commissioning

8.1.1 During construction or conversion of the vessel, the following additional tests and trials for the regasification system shall be carried out:

  • Pressure and leak test of LNG and gas piping.
  • Suction drum leak test.
  • Safety valves setting.
  • Function tests of fire safety systems, emergency shutdown system, process shutdown system, gas detection system, depressurising and blowdown system.
  • Function tests of control, monitoring, alert and safety systems.
  • Regasification heating pumps function tests.
  • Verification of the requirements derived from the Risk Analysis as required by Ch 1, 3 Risk based analysis of these Rules.

8.2 Commissioning regasification trials

8.2.1 The regasification trials program shall be prepared and submitted for approval. The regasification trial program shall include technical and operational information relevant to such testing.

8.2.2 Preliminary regasification trials shall consist of a running test of the regasification system with LNG low flow for the function test and shall be carried out after gas trials and before delivery.

8.2.3 The full capacity test of the regasification plant shall be carried out at an operational site.

8.2.4 The test and measurements shall be carried out at the proper time and according to the Rules and Regulations, manufacturer’s standards and industry's best practice.

8.2.5 After completion of the regasification trials, a report shall be prepared and submitted. A copy of the report shall be retained on board.

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