SOP FOR OPERATION OF FLUID BED DRYER

I.                   PURPOSE

To define the Standard Operating Procedure for Operation of Fluid Bed Dryer.

II.                SCOPE

 This procedure is applicable for Operation of Fluid Bed Dryer in Production Department at Unit-V.

III.             RESPONSIBILITY

Assistant, Executive - Production

IV.             ACCOUNTABILITY

Head - Production

 V.        PROCEDURE

1.0              Ensure that the FBD is cleaned as per the SOP.

2.0              Enter the operation starting time in Equipment usage log

Format No.:F01/SOPPR077-00.

3.0              Check the dedicated FBD bag (product wise) for its cleanliness.

4.0              Place the FBD bag properly to the ring and tight it.

5.0              Check Air connection is properly working.

6.0              Switch on the PLC (Programmable Logic Control) and shake the FBD bag by following the PLC in manual mode operation to check the setting of the bag.

7.0              Check and ensure the availability of steam to the equipment.

8.0              Check the label of wet material and load into the bowl with a clean scoop.

9.0              Before placing the bowl, ensure that shaking should be in off position on PLC in manual mode, and then place the bowl.

10.0           Ensure proper earthing to the equipment.

11.0          Lock the bowl by PLC in manual mode operation.

12.0          Close the upper and lower seals of the FBD by operating PLC in manual mode.

13.0          Start the blower and open the exhaust damper by operating PLC in manual mode.

14.0          Start the mixing operation and open the mixing valve as per requirement for uniform drying by operating PLC in manual mode.

15.0          Initially air dry the material as mentioned in the Batch Production and Control Record.

16.0          Apply steam to FBD and then start heating by operating PLC in manual mode to get required temperature and maintain the temperature with in the range throughout drying operation.

17.0          Shake the FBD Bag by PLC operation in manual mode at regular intervals.

18.0          During the drying operation, collect the sample from sampling point and check the moisture content of the material at regular intervals.

19.0          When the desired moisture level is attained cutoff steam supply.

20.0          Run the FBD fan only, until the material is sufficiently cooled.

21.0          Switch off the FBD fan, release the bowl by PLC operation in manual mode and pull out the trolley.

22.0          Unload the material in to pre-weighed clean and dried IP containers.

23.0          Weigh the material and provide labels indicating product name, B. No: gross wt., tare wt., net wt., date and sign.

24.0          Display the status of the FBD as “ready to use.”

25.0          Enter the operation completion time in the Equipment usage log

Format No.F01/SOPPR077-00.