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Emergency Shutdown Systems (ESD) are essential for any chemical manufacturing plant, as it protects both the plant and the working personnel from undesirable changes in the operation of the plant that might be dangerous.
To this end, HIMA Paul Hildebrandt GmbH + Co KG reports that it recently supplied four Emergency Shutdown Systems for the fertilizer plant of ASEAN Bintulu Fertilizer Sdn. Bhd. (ABF) in Bintulu (Malaysia), which is one of the largest production plants for granular urea fertilizer in Asia. The safety-related systems of type H51q HRS are replacing the old relay systems in the plant. ForABF, a member of PETRONAS group of companies, this revamp representeda further step in the modernisation of its production plants.
HIMA carried out the engineering and the project management, while HIMAMalaysia was responsible for installation and commissioning. The order value for the project amounts to approximately euro 700,000.
Under this Safeguarding System Project, four ESD systems were installed and commissioned with two systems for ammonia plant, one system inurea and one system in the boiler plant. Each of the systems processes approximately 500 safety I/Os. The HIMA systems communicate via Modbus with the process control system, which is provided by Yokogawa. Thesystem requirement stipulated as mandatory a SIL 3-certified system to protect man and the environment, which is easily fulfilled by the TÜV approved, maximum available systems from the H51q family. The systemhas now been fully commissioned.
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