1Internship in Nestle Pakistan-SKP Factory

Supervisor: Miss Iqra Ashraf & Mr. Mohsin

Area: Engineering Utilities

Assistance: Plant Managers/Team Leaders of different Plants.Area: MRU&STD, D&J, Chilled Dairy, Water

Intern: Hafiz Muhammad Bilal (Mechatronics Engineer) from University of Engineering & Technology, Lahore

2 Safety Training:Safety is not a slogan, it’s a way of Life

Plant Safety requirement during visit. LOTO Procedure Danger Alarms Nestle guidelines for plants visit Introduction to 5S Introduction to PPE’s

3 Projects:

Single Line Diagram P&ID of Compressors Raw water pumps automation Boiler’s instruments calibration Online data receiving of flow meters

4 Project1:Single Line Diagram (SLD): Assigned proper tag to each breaker

Format of tag: Output of breaker-Transformer-Panel Building-Panel #.Lock # Re-numbering of panels of all Control Rooms Updated Excel Sheet Updated SLD on AutoCAD

Format on AutoCAD:

Made a detailed REPORT describing each step of project and learning outcomes.

Learnt about power distribution and made a report on it.

ACB or MCCBCurrent RatingMakeModelTag

5 Project2:Piping & Instrumentation Diagram (P&ID):

Updated P&ID of SABROE, ATLAS & GEA Compressors. Line tracing & proper tagging for identification. Updated Excel sheets of all pipes, instruments and valves etc. Made a detailed REPORT describing each step of project and learning

outcomes.

6 Project3:WWRO Pumps Control: Cable Sizing calculation Contact with Nestle vendor (Nafees Cables) and received Cable Charts. Suggested proper LT Room for supply considering cost optimization and

efficiency. Suggested proper room for VFD panel. Made a detailed REPORT describing each step of project and learning

outcomes.

7 Project4:Boilers Instruments Calibration: Learnt about calibration of instruments. Calibrated Boiler instruments i.e. Pressure transmitters, pressure gauges

& temperature transmitters etc. Made a detailed REPORT describing each step of project and learning

outcomes.

8 Project5:Online data receiving of Flow Meters: Inspected flow meters of Raw Water, Steam and Compressed Air by

tracing Profibus. Suggested place of new installed flow meters in Profibus. Differentiated between DP & PA Profibus. Checked Profibus termination. Updated excel sheet by including new installed flow meters. Made a detailed REPORT describing each step of project and learning

outcomes.

9 Utilities Area Visit:

Compressors SABROE Compressors ATLAS COPCO Compressors GEA Compressors

Prepare a detailed REPORT on the working of all compressors and made Process Flow Diagrams of each.

All Control Rooms (HT & LT) and learnt about control panels, circuit breakers and their technical terminologies.

Transformer Room Developed a Power Distribution Flow Diagram.

10 PLC:

Basic components of PLC Types of PLC PLC Programming Software's HMI Software's Studied some Ladder Logic codes on RS Logix500.

11 Plant Orientation: Visited all plants:

MRU&STD Water Dairy & Juice Tetra Hall Chilled Dairy PLE Hall

Developed Process Flow Diagrams of each plant. Made a detailed REPORT describing each process and Working

Principles of all machines.

12 MRU:

Milk Tankers

Analysis

Pumps (15 kW)

Duplex Filters Chillers

Raw Milk Silos

Pumps (5.5 kW)

Buffers Discharge Pump

Clarifier

Pump

Heating 90 sec Holding

Cooling

Thermized Milk Silos

13 STD:Cream

Separator

Cream

Buffer

Pump (7.5kW)

PHE (90°C)

Deodorizer

Deodorizer extraction

pump(75-80°C)

PHE(30-35°C)

Homogenizer

Scanma Mixer

6 Silos

Skim Milk

Pump

PHE

60 sec holding

Chilling

Silo (64ton)

Silo (100ton)

TMS

Buffer

Pump (5.5 kW)

14 Water Treatment Plant:Deep Well Cartridge Filter UV Sand Filtration

FDP Mix Proof Valves Cartridge Filter UV

RO Mix Proof Valves Permeate Tank Re-Mineralization

Balance Tank Ozonation Filling

15Juice Plant:

Chemical Addition

Mixer Mixer Tank

Bermatic Tank

Pulp (Frozen or

Septic)Concentrate

Pulp

Pushing up drums

through Hydraulic Catcher

HopperSimPulp Tank

Fistalic Pump

Bermatic Tank

Glucose Screw Conveyer

Sugar Tank (6

ton)

Magnet Filter

Cone Filter

Bermatic Tank

16 Bermatic Tank Filter Feeding

PumpBalance

Tank

Pre Heater1(55-60°C)

De-aerator(50-55°C)

Pre-Heater2(65°C)

22sec Holding

(98-101°C)

Pasteurizer Pre-Heater2 (Cooling)

Pre-Heater1(20-25°C)

Booster Pump

Acceptic Tank

Filling Machines

17 Tetra Hall:Peper Roll ASU ASSU H2O2 Bar

Squeezy RollerHeaterAseptic

ChamberTube

Formation

Bending of Packet

Filling Product in

Tube

Head Space

InjuctionJaw

System

Infeed Conveyer

Flaps Presser

Out feed ConveyerPLE Hall

18Chilled Dairy:

19

Questions & Answers

20

Thanks!!!