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  2. Basic Officer Leaders Course - Wikipedia

    en.wikipedia.org/wiki/Basic_Officer_Leaders_Course

    The Basic Officer Leader Course (BOLC) is a two-phased training course designed to commission officers and prepare them for service in the United States Army.Prospective officers complete Phase I (BOLC A) as either a cadet (United States Military Academy or Reserve Officers' Training Corps) or an officer candidate (Officer Candidate School (United States Army)) before continuing on to BOLC B ...

  3. Piping and instrumentation diagram - Wikipedia

    en.wikipedia.org/wiki/Piping_and_instrumentation...

    Piping and instrumentation diagram of pump with storage tank. Symbols according to EN ISO 10628 and EN 62424. A more complex example of a P&ID. A piping and instrumentation diagram (P&ID) is defined as follows: A diagram which shows the interconnection of process equipment and the instrumentation used to control the process.

  4. Hydrostatic test - Wikipedia

    en.wikipedia.org/wiki/Hydrostatic_test

    This is done by multiplying 1.5 MAWP by the ratio of the allowable stress at the test temperature to allowable stress at the design temperature per ASME B31.3 Section 345.4.2 Equation 24. Test pressures need not exceed a value that would produce a stress higher than yield stress at test temperature. ASME B31.3 section 345.4.2 (c)

  5. Process flow diagram - Wikipedia

    en.wikipedia.org/wiki/Process_flow_diagram

    A process flow diagram (PFD) is a diagram commonly used in chemical and process engineering to indicate the general flow of plant processes and equipment. The PFD displays the relationship between major equipment of a plant facility and does not show minor details such as piping details and designations.

  6. Backwashing (water treatment) - Wikipedia

    en.wikipedia.org/wiki/Backwashing_(water_treatment)

    In some applications, air and water streams are simultaneously pushed upwards through the granular media followed by a rinse water wash. [3]: 213–4 Backwashing continues for a fixed time, or until the turbidity of the backwash water is below an established value. At the end of the backwash cycle, the upward flow of water is terminated and the ...

  7. Volatile corrosion inhibitor - Wikipedia

    en.wikipedia.org/wiki/Volatile_corrosion_inhibitor

    Water treatment – Aqueous VCI solutions have been used to flush/rinse pipelines, pumps, manifolds, enclosed pits, heat exchangers, etc. as preparation for mothballing/storage. Specialty covers – VCI film covers have been used to protect flanges , valves , etc. in harsh environments such as chemical processing plants, offshore platforms, etc ...

  8. Clean-in-place - Wikipedia

    en.wikipedia.org/wiki/Clean-in-place

    Pre-rinse with WFI (water for injection) or PW (purified water) which is performed to wet the interior surface of the tank and remove residue. It also provides a non-chemical pressure test of the CIP flow path. Caustic solution single pass flush through the vessel to drain. Caustic is the main cleaning solution.

  9. Parts cleaning - Wikipedia

    en.wikipedia.org/wiki/Parts_cleaning

    Aqueous parts cleaning industrial washer. Parts cleaning is a step in various industrial processes, either as preparation for surface finishing or to safeguard delicate components. One such process, electroplating, is particularly sensitive to part cleanliness, as even thin layers of oil can hinder coating adhesion.