محطة تحلية مياه البحر الاحمر سعة 500 متر مكعب/يوم ايطالية الصنع توريد وتركيب مجموعة تكنولاب البهاء جروب

REVERSE OSMOSIS SEA WATER DESALINITAION PLANT WITH
DRINKING WATER PRODUCTION CAPACITY OF 500M3/DAY

by
colonel.dr
bahaa badr
water desalination consultant
TECHNICAL DESCRIPTION & FINANCIAL PROPOSAL

A. INTRODUCTION

A. 01 PURPOSE OF THE OFFER

This offer is for a sea water reverse osmosis plant with a drinking water production capacity of
500m3/day. This plant is able to be transported pre-assembled on carbon steel skids and supplied
already tested in our workshop, ready for installation. This plant will be automatic, self sufficient
and independently managed through a PLC electrical cabinet, complete with all the necessary
equipment and alarms required for troubleshooting on site or from a remote location.
This offer is for the supply of the described plant and eventual:
•designs
•drawings issue
•drafting of manuals in English
•drafting of certifications
•building process in our factory
•tests and inspections in our factory
•packaging
•functional tests

CHARACTERISTICS OF THE REVERSE OSMOSIS UNIT
In accordance with your request the water produced by the treatment plant has the projected
chemical physical characteristics shown in the table below.

REVERSE OSMOSIS PLANT CHARACTERISTICS
Raw Water Flow Rate m³/h. 84
Raw Water Salinity ppm of TDS 48,000
Feeding Pressure Bar 66.86
Permeate Production m³/h 25
Permeate Salinity ppm of TDS <300 (environ)
Recovery % 29.99

B. DESCRIPTION OF SUPPLY

A) –Deep Well Raw Water Pumps
Quantity of pumps: 2 (two)
Characteristics of each pump:
•Manufacturer Grundfos
•Type SP 46-5N
•Country of Origin EU
•Flow rate 45.2 m³/h
•Head 42.4 m
•Material Stainless steel 316
•Electric Motor 3x380 V. 50 Hz.
•Electric Power 7.5 kW

B) -RAW WATER TANK
Quantity of tanks: 2 (Two)
Characteristics of each tank: 2 in service
•Type Vertical, cilindrical
•Country of Origin Egypt
•Diameter 2,5 mt
•Total High 3
•Material HDPE
•Capacity 15 m3 (each)
The tank is complete with:
- Suction and delivery PVC pipes
- Suction and delivery PVC interception and check valves
- Level transmitter, 4-20 mA output signal

C) -RAW WATER LIFTING PUMPS
Quantity of pumps: 3 (Three)
Characteristics of each pump: 2 in service, 1 Spare
•Manufacturer Grundfos
•Type CRN 45-2-2 A-F-GI-E HQQE
•Country of Origin EU
•Flow rate 42.3 m³/h
•Head 3.25 Bar
•Material Stainless steel 316
•Electric Motor 3x380 V. 50 Hz.
•Electric Power 5.5 kW.
The station is complete with:
- Suction and delivery PVC pipes
- Suction and delivery PVC interception and check valves

D) – BACKWASH PUMPS
Quantity of pumps: 2(Two)
Characteristics of each pump: 1 in service, 1 Spare
•Manufacturer Grundfos
•Type CRN 45-1 A-F-G-V HQQV
•Country of Origin EU
•Flow rate 42.1 m³/h
•Head 2 Bar
•Material Stainless steel 1.4301
•Electric Motor 3x380 V. 50 Hz.
•Electric Power 4 kW.
The station is complete with:
- Suction and delivery PVC pipes
- Suction and delivery PVC interception and check valves

E) – Product Water Pumps
Quantity of pumps: 2(Two)
Characteristics of each pump: 1 in service, 1 Spare
•Manufacturer Grundfos
•Type CRN 20-4 A-CA-G-E HQQE
•Country of Origin EU
•Flow rate 25 m³/h
•Head 3.5 Bar
•Material Stainless steel 1.4301
•Electric Motor 3x380 V. 50 Hz.
•Electric Power 5.5 kW.
The station is complete with:
- Suction and delivery PVC pipes
- Suction and delivery PVC interception and check valves

F) -CHEMICAL DOSING SYSTEM
Quantity of metering pumps For dosing : Sodium Hypochlorite (prechlorination), Acid dosing,
Antiscalant, Sodium Metabisulphite (dechlorination), Post
Chlorination, pH adjustment, and Product water Chlorination
Quantity of metering pumps 7+7 (Fourteen)
Characteristics of each pump:
•Make Grundfos
•Country of Origin EU
•Flow rate 0-5 lt./h
•Type Electronic, diaphragm
•Max Head 10 Bar
•Materials PVC and/or PP
•Electric motor 1 x 220 V. 50 Hz.
The pump is complete with: -Double HDPE tank, 500 lt of suitable capacity, Manifolds, flexible
suction and delivery P.P. pipe.

G) - MULTIMEDIA WATER FILTRATION 84 m3/h
This treatment has the scope of rendering the water perfectly clear and crystalline after passing
through a bed of quarzite; given the flow rate in question and in order to provide a reserve we
propose the installation of 16 filters.
The main characteristics of the filter station are:
Filter Quantity : 3 (three)
Characteristics of each filter:
•Make ASTRAL
•Country of Origin EU, USA
•Backwash Automatic
•Maximum backwash time 20 to 25 min
•Maximum P 0.7 bar
•Total High 2250 mm
•Design Pressure 4 bar
•Material FRP
•Filter Diameter 1600 mm
•Operating Flow Rate 28 m3/h each

H) - CARTRIDGE FILTERS FOR MEMBRANE PROTECTION
Cartridge filtration is a safety filtration which eliminates all the solid particles or foreign substances
in the water thus working as a protective barrier for the membrane.
Quantity of filters 3
Characteristics of each filter:
•Make EVERBLUE
•Country of Origin EU
•Filtration 5 micron
•Type Cylindrical, vertical
•Cartridges Polypropylene
•Diameter 220 mm
•Max Higher 1.860 mm
•Max Working pressure 10 Bar.
•Materials P.P. reinforced
Each filter is complete with Inlet and outlet piping and valves, made in PVC

H) - PRESURIZING SYSTEM WITH ENERGY RECOVERY
BMEX pump system is a unique design dedicated for seawater and brackish water desalination.
The unique BMEX system features components made of
super stainless steel, polymer and ceramic, which make it
extremely resistant to its operating environment. The
Grundfos BMEX system offers state-of-the-art technologies
that make the system extremely efficient and highly
dependable.
The BMEX system consists of:
•BME pump creating the flow through the
membranes as well as the design pressure
•The X-Changer converts the energy from the concentrate Q × H of the membranes into
the feed stream to the membrane.
•The pressure loss in the X-Changer is equalized by the BM pump and VFD frequency
converter holding the desired pressure for the RO process.
BMEX System Specifications
•Make Grundfos
•Country of Origin EU

System as Calculated by Grundfos for one unit:
High Pressure Pump 1 x BME
Booster Pump 1 x BM60
Pressure Exchanger 1x260
Permeate Flow 25.2 [m3/h]
Concentrate Flow 58.8 [m3/h]
Feed Flow 84 [m3/h]
Power Consumption,
Energy Consumption
Power, Saved by Pressure Exchanger
Energy Recovery Efficiency

I) - REVERSE OSMOSIS MEMBRANE
Membranes are made of a highly reactive polyamide with an FRP (fibre reinforced plastic)
wrapping, anti-telescopic device, and u-cup brine seal, located on the vessels, they are DOW
spiral wound Filmtec membranes complete with junction channels and all necessary parts
required for mounting and installation.
Quantity of membranes 42 (forty two)
Each membrane has the following characteristics:
•Make DOW (FILMTEC)
•Country of Origin USA
•Diameter 8”
•Length 40"
•Type SW30HR-380
•Operating temperature 5 - 45°C.

J) - PRESSURE VESSELS
Membrane housings are FRP (fibre reinforced plastic) and complete with; hosing end-cap
closures, stainless steel AISI 316 retaining rings, ethylene-propylene seals, victaulic-grooved
couplings in stainless steel AISI 316:
Quantity of pressure vessels 7 (Seven)
Each pressure vessel having the following characteristics:
•Make PROTEC
•Country of Origin EU, USA
•Diameter : 8”
•Building Material FRP
•Operating temperature 5 - 45°C.
•Working pressure 80 Bar (1200 psi)
A station is complete with:
- High pressure feed and interstage piping in Stainless Steel AISI 316
- Pressure vessels connected with victaulic couplings.
- Concentrate reject piping system in Stainless Steel AISI 316
- Needle valve for pressure regulation in Stainless Steel AISI 316
- Permeate piping system in Stainless Steel AISI 316
- Sampling valves

I) R.O. PIPING, VALVES AND FITTINGS
All high pressure piping will be made in stainless steel (balls and throttle valves are made in
AISI 316L) piping is welded using argon. Needle valves, made in Stainless Steel AISI 316L are
mounted at ergonomic position for all services.

K) Clean In Place system . Flushing
K.1) Tank
•Quantity of tanks 1 (one)
•Type Vertical, parallelepiped
•Dimensions, base 1500 x 1500 mm.
•Dimensions, height 1500 mm.
•Capacity 3.200 lt.

K.2) Pumps
•Quantity of pumps 2 (1 in service + 1 Standby )
•Type CRN 20-3 A-CA-G-E HQQE
•Country of Origin EU
•Max flow rate 21 m3/h
•Head 3.44 Bar
•Materials Stainless Steel AISI 316
•Electric motor 3x380 V. 50 Hz.-
•Electric Power 4 kW

L) – Service air compressor
•Quantity of compressors 2 (Two) 1 in service, 1 spare
•Make FINI - KR 01 MF
•Type Monocylindrical
•Country of Origin EU
•Rate 120 Nlt/hr @ 5 bar
•Air Tank 25 lt capacity
•Electric power 1.5 KW
Pneumatic plant to connect the pneumatic valves to their automations and compressor constituting
the whole pre treatment and reverse osmosis plant, realized with flexible Rilsan piping,
comprehending the junctions, interception valves and attachments necessary for the plant to be
completely operational.

M) - INSTRUMENTATION
The instrumentation for Each R.O unit consists of :
n° 11 Pressure gauges, AISI 316 made, liquid filled , for raw water pumps discharge, backwash
pumps discharge, product water pumps discharge, CIP/ flushing pumps discharge, and feed and
discharge of MMF
n° 4 differential pressure switches for Cartridge filters 9 (check quantity)
n° 5 Pressure gauges, AISI 316 made, liquid filled, for HPP suction, booster pump discharge, Xchanger Suction, X-changer discharge, and concentrate discharge.

n° 1 Pressure switch for MIN PRESS feed line
n° 1 Pressure switch for MAX PRESS membrane feed li ne
n° 1 Pressure transmitter for HPP discharge
n° 1 Flowmeter, on the outlet permeate line (produc t water)
n° 1 Flowmeter, on the outlet concentrate line
n° 1 Flowmeter installed on feed water line (before HPP)
n° 1 Flowmeter installed on raw water feed
n° 1 Conductivity analyser, digital display type, t o control the permeate water quality
n° 1 Conductivity analyser, digital display type, t o monitor feed water quality
n° 1 pH, digital display type, to control the perme ate water quality
n° 1 pH & ORP analyser, digital display type, to c ontrol the feed water PH and residual chlorine
Chlorine analyzer to control product water residual chlorine.
Pressure Gauges
Make INOX
Country of Origin EU
Material SS

Flow Meters
•Make FSL (FFLOWX)
•Country of Origin EU
•Output 4-20 mA
•Display Digital

Flow Meters
•Make FSL (FFLOWX)
•Country of Origin EU
•Output 4-20 mA
•Display Digital
Left: Photo
showing
magnetic and
direct-reading
flowmeters.
Right: Photo
showing a pH,
ORP and
conductivity
meters.

PH, ORP, & Conductivity Analyzers
•Make EMEC, or Endress Hauser
•Country of Origin EU
•Output 4-20 mA
•Display Digital

N) Programmable Logic Control PLC
The reverse osmosis plant is completely automatic and PLC controlled for the system’s function
parameters control.
The control system is a new generation industrial PLC, "Touch-screen" type installed inside the
general electrical cabinet, with a serial communication door, RS 485, freely programmable, to
which it is possible to link an eventual remote control plant to which the function parameters and
the state of all the installed equipment can be sent.
•Make Siemens
•Country of Origin EU
•Human Interface Touch screen
•I/O Digital, & analogue
The PLC is composed of a central unit, with EEPROM memory and buffer battery and is
equipped with the following devices:
•Digital inputs & outputs modules;
•On the electrical cabinet we will install the reverse osmosis instruments which have a 4-
20 mA analogue output meaning all key values can be recorded, transmitted and/or
controlled remotely.
•A liquid crystal alphanumeric keyboard will be installed on the cabinet and directly linked
to the PLC CPU therefore enabling the following adjustments to be made:
•Alarm levels adjustments, Intervention times adjustments
•The actual nature of the various alarms will be customised for the plant.

N) - ELECTRIC CONTROL BOARD WITH PLC
Nr. 1 (one) Electrical control board for the control and protection of all the equipment, with 380 V,
50 Hz power supply (with ground neutral) on a steel sheet cabinet with reinforced corners, firevarnished,
key lock, double transparent door, IP 55 protection.
Each electrical unit on the cabinet includes:
•Remote control switch
•Motor protectors
•MAN-0-AUT selectors
•Lights for gear signal and thermal block
The electrical cabinet wiring also includes:
•Equipment control circuit B.T. (24 48 V)
•Magneto thermal differential general switch, door blocking type.
The electrical cabinet, its wirings and links will be carried out according to the
present CEI-ISPESL rules The terminal board will be linked with the existing
general grounding plant of the construction in which the installations will be
located.

O) ELECTRICAL CONNECTIONS
Electrical connections linking all equipment making up the pre-treatment and desalination plants
on the skid at the general control panel are included. They will be realized according to ISO
9001:2000 quality standards and will include the channels, junction boxes and all the necessary
equipment for the correct functioning of the plant. The minimum duct section used will be 1.5
mm² for the aux circuits, 2,5 mm² for the power circuits; the cable section will guarantee a max
power of 2 A/mm².
The electrical terminal-connection is:
- Control Panel terminal block (T.B.) for power external cables connection
15 / 17

Electric cables
•Make El-Seweedy or BICC or Egyptian Cable company
•County of Origin Egypt
•Electric cables for supply of RO unit and Motors
•Utilities, and lighting.

P) CONTAINER
The R.O. units will be mounted inside Nr. 1 prefabricated container, completely welded, with walls
in notched steel, wall steel corner in ISO norms position, steel double door with a 270° opening,
lock with n.2 security bars, steel roof of 1,5 mm thickness and floor in antiskid metal sheet of 3 mm
thickness with wood covering, and holes for fork lift forks. It is also supplied with n.2 vasistas
windows each of dimensions 500 mm x H=500 mm, and two aeration grids, and two air
conditioners. The container is complete with electric plant following the standard norms.

The
external painting is realized with synthetic enamel painting.
The container is insulated on walls and roof with polyurethane panels of 30 mm thickness

Each container has the following dimensions :
Length: 12,192 m (40’)
Width: 2,438 m (8')
Height: 2,591 m (8'6")
Handling of a 40’ container
Exemple of
Insulating
“millerighe”Panels

RO SEA WATER DRINKING WATER TREATMENT
PLANT, CIF PORT OF ALEXANDRIA, EGYPT

TOTAL PRICE € 500.000,00

SUPPLY CONDITIONS
The supply will be carried out according to the following:
•delivery : CIF port of Alexandria– Egypt (Incoterms 2010)
•transport : included
•unloading : excluded
•offer validity : 15 days from the present date
•price : VAT not included
•delivery : 3 months from date of order
•payments : Irrevocable and confirmed LC

SUBJECT: Financial offer for the supply of sea water desalination plant producing
500m3/day of drinking water

WARRANTIES AND CERTIFICATIONS

C. 01 EQUIPMENT WARRANTIES
All the equipment will be guaranteed, according to the current laws, for 12 months from the test
date and for a maximum of 18 months from the delivery date.

We will not respond for damages undertaken from the equipment due to lack of maintenance,
misuse, neglect or tampering.

The osmotic modules have a special 3 year warranty which requires the manufacturer’s recognition
that the eventual lack of performance is due to factory defects and not to problems linked to bad
management or bad operational conditions.

C. 02 FUNCTIONAL WARRANTIES
EURO MEC SRL guarantees the functionality of the offered plant as described on the enclosures
and specifications.

EURO MEC SRL declares that the parameters shown on this offer and regarding the electro
pumps and the membranes are likely, based on the data given by the Manufacturer and, as such
they may be verified when the equipment is tested.
C. 03 CERTIFICATIONS – EC MARK

EURO MEC SRL is certified in accordance with UNI-EN-ISO 9001 Quality Standards.

The offered measuring instruments apply to the “EMC n. 89-336-EEC laws (electromagnetic
compatibility)”.

The electrical installations will be safely executed in accordance with n. 73-23-EEC e 93-68-EEC
laws.

The reverse osmosis installation will be supplied with a CE mark in accordance with the European
Directive n. 89-393-EEC (Equipment directive).
EURO MEC SRL

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محطة تحلية مياه البحر الاحمر سعة 500 متر مكعب/يوم ايطالية الصنع توريد وتركيب مجموعة تكنولاب البهاء جروب Ro112

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محطة تحلية مياه البحر الاحمر سعة 500 متر مكعب/يوم ايطالية الصنع توريد وتركيب مجموعة تكنولاب البهاء جروب Seawat10

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