Islamic Republic of Iran ISIRI

9490

Institute of Standards and Industrial Research of Iran 1st.Edition

Microfiltration,ultrafiltration, nanofiltration

and reverse osmosis memberane processes -

Terminology

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1-ASTM D6161: 2005, Standard terminology used for Microfiltration, Ultrafiltration, Nanofiltration and Reverse Osmosis Memberane processes.

3-1 ASTM D1129: 2006, Terminology relating to water. 3-2 ASTM D2035: 2003, Practice for Coagulation-Flocculation jar test of

water. 3-3 ASTM D3739: 2006, Practice for calculation and adjustment of the

langalier saturation index for reverse Osmosis. 3-4 ASTM D4582: 2005, Practice for calculation and adjustment of the Stiff

and Davis stability index for reverse Osmosis.

1129ASTM, D

Absolute filter rating

Absorption

Accumulator

Accuracy

Acidity

Activated carbon

Adsorption

Aerobic bacteria

Aggregate

Air header

Air scour

Air Stripping

Algae

1- Cassette 2 - Module

Alkalinity

M

pH

PpH

M

P

Alum

XH2OAL2(SO4)3X=

Ambient temperature

Amorphous

Anaerobic bacteria

Amphoteric

AAngstrom(A)

?AA.U.

Anion

1- Non crystalline

Anion exchange material

membraneAnion exchange

Anisotropic membrane

Anode

Anionic polyelectrolyte

Anthracite

Antifoulant

Antiscalant

1- Coagulation 2 - Flocculation 3 Granular

Anti-telescoping device

AOC (assimilable organic carbon)

Aquifer

Aramid

Array

Asymmetric membrane

ATD (Anti-telescoping device)

Atomic weight

adnosine triphosphte) ATP

Autopsy

Availability

a-value

NDP

/kPam2//hrm3

(American Water Works Association)AWWA

AWWARF (American Water Works Association Research Foundation)

Backflush

Backpulse

Backwash

1 Net driving pressure

Bacteria

Bactericide

Bacteriostat

Baffle

Bank

Bar 2Ibs/inkg/cm2atmMPa

BAT(Best Available Technology)

Baume scale, ? Be

?BE= -

?BE=

Bed depth

Bed expansion

Binders

Binding

Biocide

Biological deposits

Biomass

Bioremediation

Biostat

Bipolar membrane

Block

BOD(Biochemical Oxygen Demand)

Body feed

BOO (build, own, operate)

BOOT(build, own, operate, transfer)

Boundary layer

Brackish water

Breakpoint chlorination

Break tank

Brine

Brine (concentrate) seal

Brine seal carrier

Brine system staging

Bubble point

Bubble point pressure

Bubble point test

Buffer

pH

Bundle

BB-value-salt diffusion coefficient

m/hm3/m2/h

(brackish water reverse osmosis)BWRO

1 Filaments

(combined available chlorine)CAC

Cage

Cake layer

CaCO3mg/l

Calcium carbonate equivalents (mg/l as CaCO3 )

Carbonate hardness

Calcium hypochlorite

Ca(HCIO)2

Cartridge

Cassette

Catalyst

CaCO3

EPM

Ca

Mg

Na

K

Sr

Ba

Fe

HCO3

SO4

Cl

F

NO3

CO3

PO4

Cathode

Cation

Cation exchange material

Cation exchange membrane

Cationic polyelectrolyte

Cellulose

(C6H10O5)

Cellulose acetate (CA)

Celsius (°C)

K=KELVIN°C= (F

°C=K-

Centigrade

Ceramic membrane

pH

CFU (Colony forming unit)

(TBC)

1 Total bacterial count

Channeling

Charge-mosaic membranes

Check valve

Chelating agents

Chemical feed pump

Chloramine

Chlorine

Chlorine demand

Chlorine, residual

Chlorine , free available

(Cl2)(OCl¯)(HOCL)

Chlorine, total available

CIP (Cleaning in place

Citric acid

(C3H4(OH)(CO2H)3

Clarifier

Clark degree

CaCO3

Clear well

Coagulant

Coalescing

Co-current flow

Coliform bacteria

COD - Chemical oxygen demand

Colloid

Colony forming unit (CFU

(TBC)

Compaction

Completely mixed (perfectly mixed) flow

Composite membrane

Concentrate

Concentrate recycle

Concentration factor, CF

CF =

CB

CF

=

Concentration polarization

Conductivity

S/cm

Contaminant

Continuous deionization

Control block

Conversion (Y

(CF)

Conversion factors

Corrosion products

Counter-current flow

Chloroplatinate unit) CPU

Cross flow

Crossflow membrane filtration

Cryptosporidium

Dalton

(Disinfection by-products

DBP

SDWA

Dead end filtration

Dead end flow

Deaerator

Decarbonator

Degasification

Deionization (DI

Demineralization

Denitrification

Dense (non-porous) membrane

Desalination

Desorption

Detergent

Dialysis

Dialysis permeability coefficient

Diatom

Diatomaceous earth (DE) filtration

Differential pressure ( P,dP

Disinfection

Dissolved solids

Distillation

Donnan exclusion

Downstream

Dynamic membrane formation

E.coli

Effluent

Electrodialysis (ED

Electrodialysis reversal (EDR

Element

English degree

EPA-Environmental Protection Agency (USA

EPS (Extra-cellular polysaccharide

Equivalent per million (EPM

PPM

Equivalent weight

ERD (Energy recovery device)

ERT (Energy recovery turbine)

Escherichia colia

ESWTR (Enhanced surface water treatment rule

Evaporation

FAC (Free avahlable chlorine

Facultative organisms

Fahrenheit (°F

FDA (Food and Drug Administration USA

Feed

Feed channel spacer

Feed distributor

Feed pretreatment

Feed water

Ferric chloride

FeCl3 6H2O

Ferric sulfate

Fe2(SO4)3- 9H2O

Ferrous sulfate

FeSO4- 7H2O

Fiber bundle

Filter cake

Filtrate

Fixed matter

Flat sheet membrane

Floc

Flocculent

Flocculation

Flow balancing

Flow balancing tube

Flux

Fouling

Fouling index (FI

FRC (Free residual chlorine

Freeboard

Free (available) chlorine

French degree

FRP (Fiberglass reinforced plastic

Fungus

GAC (Granular activated carbon

Galvanic corrosion

GD (Gallons per day

1 - HOCL

Gel fouling layer

German degree

GFD (GPDSF) (Unit of permeate rate or flux)

GPD (Gallons per day)

Grain

Grains per U.S. gallon (GPG)

GPG

ppm

GRAS (Generally regarded as safe

""

(FDA)

Gravity filter

Greensand

Groundwater

HAA (Halo acetic acids

Halogen

Hardness

Header

Head loss

Heavy metals

High brackish water

High-purity water

Hollow fiber (HF) membrane

Homogeneous membrane

HPC (Heterotrophic plate count

SPC

Humic acid

Humidity, absolute

Humidity, relative

Hydrated lime

Hydrophilic

Hydrophobic

Hydroxyl alkalinity

Hyperfiltration

Immersed membrane

MF/UF

Imperial gallon (IG

In-line coagulation

Integrity

Interconnector

Ion

Ion exchange

Ion-exchange capacity (volume basis

Ion-exchange capacity (weight basis

Ion exchange material

Ion-exchange memberane

Ion-exchange particle

Ion-exchange resin

Ionic strength

Ionization

Jackson turbidity unit, JTU

Jar test

D2035 ASTM

langelier saturation index, LSI

pH

D3739ASTM

Langmuir-Blodgett (LB) membrane

LD-50 (Lethal dose

Leaf

Lime

Ca(OH)2

Lime soda softening

Na2CO3

Limestone

(CaCO3)(CaCO3 - MgCO3)

Limiting current density

Loose RO

LRV-Log Reduction Value

LRV

LSI (Langelier saturation index

CaCO3

D3739ASTMS&DSI

Manganese greensand

Manifold

Mass transfer coefficient (MTC

MCL (Maximum contaminant level

Megohm

Membrane

Membrane area

Membrane compaction

Membrane conditioning (pretreatment

Membrane configuration

Membrane distillation

Membrane element

Membrane filter

Membrane module

Membrane partition (distribution) coefficient

Membrane physical ageing

Membrane post treatment

Membrane reactor

Membrane salt passage

SPm

Membrane softening

MGD (MGPD) (Millions of gallons per day

Mho

Microaerophilic bacteria

Microfiltration (MF

Microbe

Micron (Micrometre

( m)

Microorganism

Microsiemens

Milliequivalent per litre (meq/L

epm

Milligram per litre (mg/L)

ppm

mg/L=ppm

ppm

Mixed-bed

Mobile carrier

Module

Molality (-m1

Molarity (m1

Molecular weight cut off (MWCO)

NMWCO

Multimedia filter

Multi - plexing

m-value

NaHMP (sodium hexametaphosphate

Nanofiltration (NF

NMO (Natural organic matter

Nephelometer

NTU

Non-carbonate hardness

Nonionic polyelectrolyte

Normalization

NSF(National Sanitation Foundation International

NTU(Nephelometric turbidity units

OEM(Oiginal equipment manufacturer

O&M (Operation and maintenance

Ohm

Operating pressure

Osmosis

Osmotic pressure

Oxidation - reduction potential

Oxygen demand

PAC(Powdered activated carbon or Poly-aluminum chloride)

PACI(Poly-aluminum chloride

Parts per billion (ppb

Parts per million (ppm

Parts per trillion (ppt

Pass

Penetrant (Permeant

Permanent hardness

Pemeabilty

Permeability coefficient

Permeable

Permeance (Pressure normalized flux

Permeate

Permeate collector fabric

Permeate post-treatment

Permeator

Pervaporation

pH

-log10 [H+][H+]

Phase

Plant capacity

GPDMGD

Plugging factor

Polarization

Polyelectrolyte

Polymers

Pore

Porous

Porosity

Post treatment

Post treatment

Post treatment

Potable water

Precipitate

Precoat

Pressure filtration

Pressure vessel

Pretreatment

Product staging

1 -Septum

Product channel spacer (permeate carrier)

Productivity

Product tube

Product water

Progection

Pyrogens

Quicklime

CaO

Ranney collector

Raw water

Recovery-Y (conversion

Regeneration

Reject

RRejection factor , R

Relative standard deviaton (RSD

Resin particle

Resistivity

Retentate

Reverse osmosis (RO

RO train

Ryznar stability index (RSI

pHCaCO3pHRSI

RSI

Salinity

Salt flux

Salt passage, SP

(CP)(CF)

SP=

(CP(CF

Salt rejection , SR

SR=

Sanitization

Saturation

SBS, Sodium bisulfite

.

NaHSO3

Scale inhibitor

CP

CF

CP)

CF

Scaling

SDI - Silt density index

S&DSI (Stiff and Davis saturation index

CaCO3

D4582 ASTM

SDWA(Safe Drinking Water Act of the United States

Sea water

Sedimentation

Selective membrane skin

Semipermeable membrane

SHMP(Sodium hexametaphosphate) (NaHMP

Siemens

Slime

Sludge

Sludge blanket

SMBS(Sodium metabisulfite) (Na2S2O5

Softening

Softener

Sol-gel membrane formation

[M+]a [X ]b

[MX]

Solids contact clarifier

Solubility product

a M+ + bXMa XbMX

Solutes

Solution diffusion

Solvent

SPC-Standard (heterotrophic) plate count

Specific gravity

Specific flux

Spiral wound cartridge

Spiral wound membrane

Stage

Staging

Standard test conditions

Sterilization

Stiff & Davis stability index , S&DSI

pH

S&DSI

D4582 ASTM

STP (Sodium triphosphate- Na5P3O10

STPP (Sodium tripolyphosphate)

Supersaturation

Suspended solids (SS

SWRO (Seawater reverse osmosis

Symmetric membrane

TBC (Total bacteria count

TCC (Total colony count

TDS (Total dissolved solids

Telescoping

emperature correction factor (TCF

TCF

Temporary hardness

Thermally induced phase-separation membrane formation

Thickener

Thin film composite

Threshold treatment

THM (Trihalomethanes

THMP (Trihalomethane precursors

Thrust collar

TOC(Total organic carbon

TOCI(Total organic chlorine

TOX (Total organic halides

TOXFP(Total organic halide formation potential

Track-etch membrane formaion

Train

Transmembrane pressure (TMP)

Total residual chlorine (TRC

Trisodium phosphate (TSP)

Na3 PO4 12H2O

TSS (Total suspended solids

TTHM (Total trihalomethane

Turbidity

Turbidity , Jackson candle (JTU

Turbidity , nephelometric (NTU

Tyndall effect

UCL

Ultrafiltration (UF

Ultra pure water

USEPA(U.S. Environmental Protection Agency

Ultraviolet (UV) radiation

Upstream

Viable

VOC (Viable organism count

VOC (Volatile organic compound

WQA (Water quality association

Water softener

Y (Conversion , Recovery)

Zeolite

Zero discharge

Zeta potential

Islamic Republic of Iran ISIRI

Institute of Standards and Industrial Research of Iran 1st. Edition

Microfiltration,Ultrafiltration, Nanofiltration and Reverse Osmosis Memberane processes -Terminology

1386

ICS: 01.040 ; 17.060

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