This document provides an overview of reverse osmosis (RO) basics presented by Nitin Chauhan of Culligan. It outlines the fundamentals of RO including membrane selection and system design criteria. It discusses how RO can provide energy savings, water savings, and chemical savings. A case study from the Department of Energy shows potential cost savings from using RO for boiler feedwater. The document also provides background on Culligan International, Hall's Water Group, and Culligan of Greater Cleveland.
Approach of Reverse Osmosis technology. MerWaterDays conference in Merseburg (Ger).
A comprehensive conference about membrane tech and RO applications. Introducing Carbon Nano Tubes future technology.
This presentation talks about the first commercial membranes starting in the 1960's and then moves on to discuss how membranes work and the processes required to clean them.
Ro plant Manufacturers in Chennai, Bangalore, Hyderabad, Cochin, Indiaammaqua
The Top Roofing contractors in Chennai are Sole Proprietorship (Individual) based firm, engaged as the trader and wholesaler of Roofing Contractors, Roofing Shed, Terrace Roofing and many more. Our Unique Selling Point is providing the best quality and Durable Goods in Reasonable Price.
seo
https://bit.ly/30cp4dK
https://bit.ly/2zaIa9g
https://bit.ly/3dzIOfu
https://bit.ly/2MynA5S
https://bit.ly/2XYjbOy
https://bit.ly/3715cvN
https://bit.ly/3735CSh
https://bit.ly/374lLqx
https://bit.ly/309iipi
https://bit.ly/2z6CT2t
https://bit.ly/30dmQuO
https://seotechsolution.in/
https://bit.ly/2YbSFTx
https://bit.ly/3xod720
https://bit.ly/3vw9bMI
https://bit.ly/3fsC1aP
https://bit.ly/3pwRnwv
https://bit.ly/2QxClrz
reliance
https://bit.ly/3guDqxU
https://bit.ly/3gmDfVr
https://bit.ly/3hHveeO
https://bit.ly/3v6rW8H
https://bit.ly/3fBlz6M
https://bit.ly/3v7kxGd
vibromag
https://goo.gl/maps/DKdqo3154921Uf3g6
https://bit.ly/3jA9vo4
https://bit.ly/2Z2dYq2
https://bit.ly/3aRK6lK
https://bit.ly/3jPbHbz
https://bit.ly/3a8F31a
https://bit.ly/3p5wXe5
https://bit.ly/3jF8f31
https://bit.ly/3vuR74d
https://bit.ly/3ulR7UP
new tech roofings
https://bit.ly/3cI0RS2
https://bit.ly/3gm2Z49
https://bit.ly/3xxNSdZ
https://bit.ly/2Swqbnr
https://bit.ly/3iP3NjU
https://bit.ly/2F8pFoQ
https://bit.ly/33eNtiT
https://bit.ly/32gROTC
https://bit.ly/3m8Ba0k
STORAGETANK
https://bit.ly/3gpBU06
https://bit.ly/352nWdS
https://bit.ly/3zczGsr
https://bit.ly/3iq6HeI
https://bit.ly/34ZhnJm
https://bit.ly/3gjaRSS
https://bit.ly/3vtgdk1
https://bit.ly/2TsPMh4
https://bit.ly/3pDp4ya
Approach of Reverse Osmosis technology. MerWaterDays conference in Merseburg (Ger).
A comprehensive conference about membrane tech and RO applications. Introducing Carbon Nano Tubes future technology.
This presentation talks about the first commercial membranes starting in the 1960's and then moves on to discuss how membranes work and the processes required to clean them.
Ro plant Manufacturers in Chennai, Bangalore, Hyderabad, Cochin, Indiaammaqua
The Top Roofing contractors in Chennai are Sole Proprietorship (Individual) based firm, engaged as the trader and wholesaler of Roofing Contractors, Roofing Shed, Terrace Roofing and many more. Our Unique Selling Point is providing the best quality and Durable Goods in Reasonable Price.
seo
https://bit.ly/30cp4dK
https://bit.ly/2zaIa9g
https://bit.ly/3dzIOfu
https://bit.ly/2MynA5S
https://bit.ly/2XYjbOy
https://bit.ly/3715cvN
https://bit.ly/3735CSh
https://bit.ly/374lLqx
https://bit.ly/309iipi
https://bit.ly/2z6CT2t
https://bit.ly/30dmQuO
https://seotechsolution.in/
https://bit.ly/2YbSFTx
https://bit.ly/3xod720
https://bit.ly/3vw9bMI
https://bit.ly/3fsC1aP
https://bit.ly/3pwRnwv
https://bit.ly/2QxClrz
reliance
https://bit.ly/3guDqxU
https://bit.ly/3gmDfVr
https://bit.ly/3hHveeO
https://bit.ly/3v6rW8H
https://bit.ly/3fBlz6M
https://bit.ly/3v7kxGd
vibromag
https://goo.gl/maps/DKdqo3154921Uf3g6
https://bit.ly/3jA9vo4
https://bit.ly/2Z2dYq2
https://bit.ly/3aRK6lK
https://bit.ly/3jPbHbz
https://bit.ly/3a8F31a
https://bit.ly/3p5wXe5
https://bit.ly/3jF8f31
https://bit.ly/3vuR74d
https://bit.ly/3ulR7UP
new tech roofings
https://bit.ly/3cI0RS2
https://bit.ly/3gm2Z49
https://bit.ly/3xxNSdZ
https://bit.ly/2Swqbnr
https://bit.ly/3iP3NjU
https://bit.ly/2F8pFoQ
https://bit.ly/33eNtiT
https://bit.ly/32gROTC
https://bit.ly/3m8Ba0k
STORAGETANK
https://bit.ly/3gpBU06
https://bit.ly/352nWdS
https://bit.ly/3zczGsr
https://bit.ly/3iq6HeI
https://bit.ly/34ZhnJm
https://bit.ly/3gjaRSS
https://bit.ly/3vtgdk1
https://bit.ly/2TsPMh4
https://bit.ly/3pDp4ya
Get details of companies offering supreme quality of Reverse Osmosis Plant at market leading prices. The plant is capable of handling all types of contaminants.
Reverse Osmosis module design and engineering emerged with membrane technology
evolution. In order to understand module design, first membrane configuration needs to be
explored, since the module design is always tailored according to the membrane
characteristics. There is a significant difference between membrane chemistries (most
important ones being cellulose acetate and thin film composite with polyamide barrier
layer), and more importantly, between the different membrane configurations (hollow fine
fiber and flat sheet). Therefore, before looking into detail on the module configuration, the
membrane development needs to be considered.
In this presentation, we tried to cover all the information regarding Reverse Osmosis technology. We have discussed its different types, major parts of Reverse Osmosis i.e Activated Carbon Bed, Ion Exchange Unit, Cartridge Filter and then at the end design steps of Reverse Osmosis.
Get details of companies offering supreme quality of Reverse Osmosis Plant at market leading prices. The plant is capable of handling all types of contaminants.
Reverse Osmosis module design and engineering emerged with membrane technology
evolution. In order to understand module design, first membrane configuration needs to be
explored, since the module design is always tailored according to the membrane
characteristics. There is a significant difference between membrane chemistries (most
important ones being cellulose acetate and thin film composite with polyamide barrier
layer), and more importantly, between the different membrane configurations (hollow fine
fiber and flat sheet). Therefore, before looking into detail on the module configuration, the
membrane development needs to be considered.
In this presentation, we tried to cover all the information regarding Reverse Osmosis technology. We have discussed its different types, major parts of Reverse Osmosis i.e Activated Carbon Bed, Ion Exchange Unit, Cartridge Filter and then at the end design steps of Reverse Osmosis.
This is a power point presentation on design of a 30 MLD sewage treatment plant. It includes the different characteristics of waste water,various treatment units, design results and a layout of sewage treatment plant.
Visit my slide share channel for downloading report of this project.
This presentation by Morris Kleiner (University of Minnesota), was made during the discussion “Competition and Regulation in Professions and Occupations” held at the Working Party No. 2 on Competition and Regulation on 10 June 2024. More papers and presentations on the topic can be found out at oe.cd/crps.
This presentation was uploaded with the author’s consent.
Acorn Recovery: Restore IT infra within minutesIP ServerOne
Introducing Acorn Recovery as a Service, a simple, fast, and secure managed disaster recovery (DRaaS) by IP ServerOne. A DR solution that helps restore your IT infra within minutes.
This presentation, created by Syed Faiz ul Hassan, explores the profound influence of media on public perception and behavior. It delves into the evolution of media from oral traditions to modern digital and social media platforms. Key topics include the role of media in information propagation, socialization, crisis awareness, globalization, and education. The presentation also examines media influence through agenda setting, propaganda, and manipulative techniques used by advertisers and marketers. Furthermore, it highlights the impact of surveillance enabled by media technologies on personal behavior and preferences. Through this comprehensive overview, the presentation aims to shed light on how media shapes collective consciousness and public opinion.
Sharpen existing tools or get a new toolbox? Contemporary cluster initiatives...Orkestra
UIIN Conference, Madrid, 27-29 May 2024
James Wilson, Orkestra and Deusto Business School
Emily Wise, Lund University
Madeline Smith, The Glasgow School of Art
Have you ever wondered how search works while visiting an e-commerce site, internal website, or searching through other types of online resources? Look no further than this informative session on the ways that taxonomies help end-users navigate the internet! Hear from taxonomists and other information professionals who have first-hand experience creating and working with taxonomies that aid in navigation, search, and discovery across a range of disciplines.
0x01 - Newton's Third Law: Static vs. Dynamic AbusersOWASP Beja
f you offer a service on the web, odds are that someone will abuse it. Be it an API, a SaaS, a PaaS, or even a static website, someone somewhere will try to figure out a way to use it to their own needs. In this talk we'll compare measures that are effective against static attackers and how to battle a dynamic attacker who adapts to your counter-measures.
About the Speaker
===============
Diogo Sousa, Engineering Manager @ Canonical
An opinionated individual with an interest in cryptography and its intersection with secure software development.
0x01 - Newton's Third Law: Static vs. Dynamic Abusers
Noh reverse osmosis
1. Reverse Osmosis (RO) Basics
Presented by Nitin Chauhan of Culligan
(Hall’s Water Group)
For ASPE Cleveland Chapter
October 2012
2. Outline of Topics
I. RO
– Fundamentals of RO
– RO Selection and Design Criteria
– How to size a RO
II. Benefits of Using RO
– Energy Savings
• Research from DOE (Dept of Energy)
– Other Benefits
– RO for BFW
• Water Savings
• Chemical Savings
• RO Brine Reclaim
3. Outline of Topics Cont’d
III. Culligan Background
– Culligan International
– Hall’s Water Group
– Culligan of Greater Cleveland
4. Fundamentals of RO
The movement of a solvent (water in our
case) across a semi-permeable membrane
from a solution of lower concentration to a
solution of higher concentration that tends to
equalize the concentrations of solute on the
both sides of the membrane.
What is Osmosis?
16. General RO System Design
FOR EXAMPLE, A SINGLE 4” MEMBRANE SYSTEM
FEED
PERMEATE
CONCENTRATE
1 GPM
4 GPM
5 GPM
RAW FEED
3 GPM
RECYCLE
2 GPM
2 GPM
20%PERM FLOW
FEED FLOW
RECOVERY =
x 100 = 98%
10 PPM
667 PPM
500 PPM
500 PPM
667 PPM
PERM TDS
FEED TDS
REJECTION =
x 100 =
1 -( )
BY ADDING RECYCLE, THE RECOVERY WILL INCREASE BUT PRODUCT TDS WILL ALSO GO UP
12 PPM
566 PPM
33%
17. General RO System Design
ADDING MORE MEMBRANES IN SERIES WILL ALSO INCREASE RECOVERY
FEED
PERMEATE
CONC
PERM FLOW
FEED FLOW
RECOVERY =
x 100 =
1 GPM
20 %33 %43 %
1 GPM
2 GPM
1 GPM
3 GPM
5 GPM 4 GPM6 GPM 5 GPM 4 GPM
7 GPM 6 GPM 5 GPM 4 GPM
18. RO Selection and System Design
Brackish Water 4” Elements 8” Elements
Average
Permeate Flow
1 GPM 5 GPM
Maximum Feed
Flow
16 GPM 64 GPM
Minimum
Concentrate
Flow
4 GPM 20 GPM
19. Pretreatment
Water Problems Feed Water
Requirements
Media Treatment Chemical
Treatment
Suspend Solids
(TSS)
NTU < 1 or
SDI < 3 (5 max)
Depth Filter Inject Coagulants/
Flocculants
Chlorine
(Oxidizers)
0 ppm Carbon Filter Sodium Meta
Bisulfite (SBS)
(inject 2 x Cl conc.)
Hardness Softened Water Softener Antiscalant
(~ 5 ppm)
Bacteria 0 counts Ultra Violet Light
or Ozone
Chlorine
20. Pretreatment
Water Problems Feed Water
Requirements
Media Treatment Chemical
Treatment
Iron, Hydrogen
Sulfide
Fe (2+), 4 ppm
Fe (3+), 0.1 ppm
Manganese Green
Sand
1) Chlorinate
2) Filter
3) Dechlorinate
Silica Will precipitate at
~150 ppm
NA 1) Special
Antiscalant
Dispersant.
2) Reduce RO
Recovery
Other Problematic Minerals
21. Factors to Consider When Sizing RO
Temperature
Pressure
Total Dissolved Solids (TDS)
22. R.O. Performance Factors
At lower temperatures,
the water is denser,
requiring more
pressure to ‘push’ it
through the membrane
Rejection
Output
Temperature
24. R.O. Performance Factors
TDS
Higher TDS (total
dissolved solids)
raises the natural
‘osmotic’ pressure,
which increases the
water’s tendency to
reverse it’s flow
across the membrane
Output
Rejection
25. Energy Savings-Reference DOE
Report
Water Savings via increased Boiler
cycles of concentration COC (typically
increase from 10 to 50 COC.
Chemical Savings in the 25 to 50%
range.
Water reclamation via RO for reject
water.
Benefits of Using RO
31. Effects of Concentration on Chemical Feed Rate
Feed rate at 10% blowdown or 10 FW cycle =
Feedwater
Plant Boiler(s)
Deareator
Blowdown
Require a
50ppm of
residual in
the boiler
Feed rate at 2% blowdown or 50 FW cycles =
?
Make Up
Boiler Residual / FW Cycles = Feed Rate
5 ppm
1 ppm
34. Feedwater
Plant Boiler(s)
DA Vent
Plant Load
Deareator
Make Up
Condensate
Steam
Loss
Steam Rate
Reverse
Osmosis
Softener
RO Reject
Q
Blowdown
Storage
Tank
RO added to Process Flow Diagram
35. Other Benefits
Possible improved steam quality
– Lower operating boiler alkalinity
– Lower operating boiler TDS
Reduction in Neutralizing Amine feed rate
– Easier Compliance with FDA steam requirements
– Better Condensate corrosion protection
Softened RO reject water could be put to use.
– Once thru cooling
– Wash down water, truck rinsing
– Possible CIP rinses
– Other non critical apps.
36. Potential Objections
RO water is corrosive won’t it hurt my boiler ?
The RO water is too pure and is not good for boiler
chemistry ?
RO’s are not reliable.
There is a lot a water loss with an RO.
My water treater said I should use a Dealkalizer
37. All steam directly injected into finished
product
– 0% Condensate Return
– 270 BHP Average Production
– 10.7% Blowdown
– $1.00/ Therm , $0.04 / KWH
– Savings Energy $25,746/ year
– Savings Chemicals $12,500/ year
Total $38,246/ year
– RO System Capital Costs: $38,000/ year
Case Study: Pet Food Manufacturer
38. Minimum Conditions for Justifications
350 BHP or 12,000 lbs/hr
50% Condensate Return or Less
Gas Prices $1.00 per Therm
Feed water TDS 350
% Blowdown >7.5% or 13 Feed water Cycles
Energy Saving Calculator Boiler Energy Savings.xls
41. 41
PFD Brine Reclaim Example
22 GPM Reject to
Drain
RO
Product
Storage
Reject
Storage
Boiler
Make Up
Storage
44 GPM of Reject Water
Existing RO Units
Product
132 GPM
176
GPM
New Brine Reclaim Unit
Product
22 GPM
Inlet
Supply
Tank
Chemical
Feed
Saved 11,500,000 gallons /yr of city water
Boiler Blowdown reduced from 25% to 2%
Netting: $61,000 per year in energy savings
50% Boiler Chemical savings
43. 43
Over 1400 dealerships around the
world - local service and support
Largest Pure Water play company
Over 600 North American locations
Service companies like Coca-cola,
Toyota, John Deere, IBM and
others
200 U.S. patents
Culligan International Overview
US and Worldwide Support and Expertise
44. 44
Picture this from the 167th floor of
the Burge Dubai…….where Culligan works..
Shangri
La Hotel
Dusit – Hotel
Index - Service
Emirates
Towers -
Etisalet - RO
Monarch –
Food service
45. 45
Culligan Matrix Solutions is based on building blocks
– Large array of applications covered with just a few components
– Simple, check the box system design concept
– Each piece pre-engineered to work interchangeably
– Pick the appropriate size, and all the pieces easily interconnect
– Great platform to implement our technology & third party’s
– Maximizes potential to capture spend
Modular Advanced Water Treatment Systems
Pre-Treatment Membrane
Technology
Polish Storage Distribution
Control, Instrumentation, Pre-Packaging and Skid Mounting
Culligan’s Matrix Solutions Concept
46. 46
Project Management &
Controls
Engineering, Design &
Procurement
Industrial Solutions:
Capabilities and Resources
Resources (10)
• Project Managers (6)
• Planner/Scheduler (1)
• Contracts Manager (1)
Skill Sets
• Senior Project Managers
• Proven record of leading large
make-up water projects to
successful conclusion
Tools
• Microsoft Project
Resources (7)
• Engineering & Design Managers
(2)
• Project Engineers / Mech
Designers (2)
• Electrical & Automation
Engineers / Designers (2)
• Procurement / Expediting (1)
Tools
• AutoCAD 2006, MicroStation v8
• PipeFlo (hydraulic calcs)
• Electronic Document Control
(QAD, Arena)
Resources (10)
• Application/Process Engineers (7)
• Chemist & Technicians (3)
Services
• Bench scale and onsite pilot testing
programs
• Advanced Filtration: RO,
microfiltration, ultrafiltration,
nanofiltration
Tools
• Membrane / IX Resin Projection
• Proprietary Process Simulation
software
• Reliability / Availability Modeling
Process Development &
Application
47. Hall’s Water Group Overview
One of the Largest Culligan Dealers in the
Franchise Network
29 locations from Coast-to-Coast
Over 700 employees
6 locations in Ohio