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Q. Burner Management - Discrete Controls for steam generators?
The burner management system shall control the generator operation during pre-purge, light off, normal operation, post purge and shutdown, for normal and emergency conditions.
The system shall automatically control all sequences and shall monitor all safety limit devices to provide a safe shutdown.
The burner management logic will be programmed into a stand-alone BMS or PLC by the Vendor. It will be rack mounted inside the local panel.
Note that 480 V or 600 V motor circuit protectors (depending on the project), contactors, control transformers, thermistor relays, and time delay may be provided by WorleyParsons in the Central Plant Motor Control Centre for the combustion air fan.
Explain the Disadvantages of Automation? a) Initial cost is higher providing additional features in machine tools. b) Skilled personnel's are required for maintenance of aut
Order Sequences and Order Release For this system, sequences of orders for particular parts (batch size 1) are produced in the following way: for each machine, here is, for eac
two prepety rule
1.Calculate the heat-removal factor for a collector having an overall heat-losscoefficient of 6 W/m2K and constructed of aluminum fins and tubes. Tube-to-tube centered distance is
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Explain End Relief Angle It is the angle between the plane perpendicular to base and end flank. The angle prevent\s the cutting tool from rubbing against the job where as if th
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Find out the modulus of elasticity: A unidirectional FRP is produced with fibre volume ratio of 60%. The density of fibre is 1480 kg/m 3 and that of matrix is 1200 kg/m 3 . C
diagram
what is cone friction?
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