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M3D - LMEA Coles. Reverse Osmosis M3d. Aim. To achieve a greater understanding and appreciation of HMS Lancaster’s Pall Rochem Reverse Osmosis Plants. Objectives. Understand basic Reverse Osmosis theory. Recognize plant components. Learn basic operations of the RO plant.
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M3D - LMEA Coles Reverse OsmosisM3d
Aim To achieve a greater understanding and appreciation of HMS Lancaster’s Pall Rochem Reverse Osmosis Plants
Objectives • Understand basic Reverse Osmosis theory. • Recognize plant components. • Learn basic operations of the RO plant. • Appreciate cleaning & maintenance procedures.
Natural Osmosis SALT WATER FRESH WATER
Reverse Osmosis SALT WATER FRESH WATER
Component - Controls Start Stop Cleaning Service Fault RO2 Conductivity Meters 2000µS & 50µS Pressure Permeate Line 0-10bar Feed Water into DT Modules 0-10bar Feed Water pressure into HP Pp 0-100bar Feed Water to Cartridge Filter 0-10bar Feed Water to Pump 0-10bar Flow Indicators (Small) Clean (Large) Made VK121 Sea Water / Tank Cleaning Tank level VK120 Operating / Cleaning Mode
Component - Controls PLC Control program is stored on a microchip called EEPROM. The program is loaded in to the memory RAM. The plant then receives I/O signals which change the throttle Vv and relays.
Component – Modules DRINKING WATER (MADE) PERMEATE FM161 SEAWATER OVERBOARD
Component – Modules DRINKING WATER (MADE) PERMEATE • Sea Temp 15°C (-10°C) • 30% Production Lose FM161 FM162 SEAWATER OVERBOARD
Component – Modules DRINKING WATER (MADE) PERMEATE • Sea Temp 8°C FM161 FM162 FM163 SEAWATER OVERBOARD
Component – Modules DRINKING WATER (MADE) PERMEATE FM 260 FM161 FM162 FM163 DEMIN (CLEAN) SEAWATER OVERBOARD
Starting 1 2 3 4 5 6 RO2 START STOP CLEANING SERVICE FAULT LAMPTEST
Stop With Rinse 1 2 3 4 5 6 RO2 START STOP CLEANING SERVICE FAULT LAMPTEST
RO2 1 2 3 4 5 6 RO2 START STOP CLEANING SERVICE FAULT LAMPTEST
Lamp Test 1 2 3 4 5 6 RO2 START STOP CLEANING SERVICE FAULT LAMPTEST
Fault 1 2 3 4 5 6 RO2 START STOP CLEANING SERVICE FAULT LAMPTEST
Types of Cleaner & Inhibitor D Cleaner A – Organic Sediment and Fouling - 4 Weekly 5L 5L 5L 5L Cleaner C – Iron Fouling - 4 Monthly 2.5L 2.5L 2.5L 2.5L 2.5L 2.5L 2.5L 2.5L
Summary • Difference between Osmosis and Reverse Osmosis theory. • Plant components including controls, LP feed, HP pump, throttle Vv, module configuration, dosing. • Operations such as starting, stopping, faults and lamp tests. • Cleaners and inhibitors.