S Raghava Chari

Instrumentation engineering root cause analysis of pressure switch (PS) frozen screwed cover which extends the plant shutdown time.

Instrumentation engineering root cause analysis of all level instruments of ammonia flash vessel stopped working.

Instrumentation engineering root cause analysis of failed target flow transmitters (TFT) at midnight.

Instrumentation engineering root cause analysis of multistage flash drums erratic level instrument readings.

Heavy 4” 300# flanged rotameter not only gives wrong readings but also caused pipe weld cracks in the process plant.

Erratic H2 flow rotameter readings prevented newly charged catalyst reduction and delayed Reformed Gas Production.

Instrumentation engineering root cause analysis of unreliable ammonia flow transmitter reading and problems.

Serious constraints which prevent using an available 3” 150# flanged turbine flow meter made flangeless for Bolting between 300 # RF Flanges.

Instrumentation engineering root cause analysis of turbine flow meter (TFM) field calibration in a urea plant.

Instrumentation engineering root cause analysis of high-pressure service displacer level transmitter zero drifts problems.