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  2. Buncefield fire - Wikipedia

    en.wikipedia.org/wiki/Buncefield_fire

    The tank had a level gauge that employees used to monitor the level manually, and an independent high-level switch which would shut off inflow if the level got above a certain setpoint. On Tank 912, the manual gauge was stuck and the independent shut-off switch was inoperative, meaning that the tank was being "filled blind" with petrol (i.e ...

  3. Pumping station - Wikipedia

    en.wikipedia.org/wiki/Pumping_station

    Features may include controls for fully automatic operation; a high-level alarm indication, in the event of pump failure; and possibly a guide-rail/auto-coupling/pedestal system, to permit easy removal of pumps for maintenance. Traditional site constructed systems have the valve vault components installed in a separate structure.

  4. Alarm management - Wikipedia

    en.wikipedia.org/wiki/Alarm_management

    Step 4: Alarm documentation and rationalisation (D&R) A full overhaul of the alarm system to ensure that each alarm complies with the alarm philosophy and the principles of good alarm management. Step 5: Alarm system audit and enforcement. DCS alarm systems are notoriously easy to change and generally lack proper security.

  5. Oil pump (internal combustion engine) - Wikipedia

    en.wikipedia.org/wiki/Oil_pump_(internal...

    Placing the oil pump low-down uses a near-vertical drive shaft, driven by helical skew gears from the camshaft. Some engines, such as the Fiat Twin Cam engine of 1964, began as OHV engines with an oil pump driven from a conventional camshaft in the cylinder block. When the twin overhead cam engine was developed, the previous oil pump ...

  6. Automatic lubrication - Wikipedia

    en.wikipedia.org/wiki/Automatic_lubrication

    The oil is contained in a reservoir that connects to a small oil pump in the engine, which needs to be periodically refilled. Oil injection pump on a Yamaha DX100- just behind the carburettor (visible on the left) It is the primary component of two-stroke automatic lubrication system. Amount of two-stroke oil injected by the pump depends on the ...

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  8. High-integrity pressure protection system - Wikipedia

    en.wikipedia.org/wiki/High-integrity_pressure...

    A high-integrity pressure protection system (HIPPS) is a type of safety instrumented system (SIS) designed to prevent over-pressurization of a plant, such as a chemical plant or oil refinery. The HIPPS will shut off the source of the high pressure before the design pressure of the system is exceeded, thus preventing loss of containment through ...

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