Enzotech - STPs

ChennaiChennai

Enzotech : a brief intro

� Full fledged manufacturing, marketing and after

sales service facilities for Packaged STPs

� Strong client roster – testimony to efficacy of

Patented technology

� MoD approved

� Packaged STPs from 5 KLD to 150 KLD in FRP

and >150 KLD to 500 KLD in civil construction

� Treatment capacity 1000 L – 1,50,000 L Per Day� Superior & Effective Treatment of sewage

� Minimum sludge generation� No stench

� Low power consumption� Low cost of operation

Key features of Enzotech plants

� Low cost of operation

� Minimum civil work� Compact design – Less space requirement

� Very little operation noise� Treated water quality – Recyclable / Reusable� Quick & easy installation� Low maintenance� Eco-Friendly

Modified RBC Process

ENZOTECH STP MODEL

EnzotechHigh Rate Parallel Plate Clarifier

Enzotech technologyModified Parallel plate clarifier by Enzotech

(Patented)

• Special High Rate

Clarificator

• Modified parallel plate • Modified parallel plate

clarification with

coagulation &

precipitation with

special polymer or

Electrocoagulation.

The Bio-ballDesign of Bio-ball media

Enzotech Bio-Ball Media – Patent Granted

Media available in market

COMPARISON OF MEDIA CHARACTERISTIC

NAME SIZE SURFACE AREA

VOID RATIO

WEIGHT

Fujino

Spirals

50 mm 350 Sq.m/Cu.m

92 % 110 gm/L

Spirals Sq.m/Cu.m

Enzotech

Bioball

28 mm 550 Sq.m/Cu.m

95 % 27 gm/L

Modified RBC Technology

Modified Rotating Biological Contactor by

Enzotech (Patented)

Bio remediation

� Establish Microbiology Lab

� Identification & selection of efficient bacteria for sewage

treatment

� Other seven species of bacteria for production of

enzymes for faster metabolism of waste.enzymes for faster metabolism of waste.

OIL CHEMICALDETERGENT

Bio Filtration

Bio-Media Filtration

(Patented)

�In secondary clarifier, bio-

filtration is done using

floating media. floating media.

ASP Vs MBR

Defining Parameters MBR Enzotech - FRP Type

Raw sewage parameters

TSS,mg/l 200 to 250 300 to 350

Comparison of MBR and Enzotech FRP

TSS,mg/l 200 to 250 300 to 350

BOD,mg/l 300 to 400 400 to 500

COD/mg/l 500 to 600 800 to 1000

Treated water

parameters

TSS,mg/l Nil 5 to 10

BOD,mg/l <3 < 10 to<3

COD/mg/l <50 50 to 100

Defining Parameters MBR Enzotech - FRP Type

Sludge handling system

requirement

Sludge production is

more. It needs Belt press

or centrifugal sludge

removal equipment.

Sludge removed by

gravity on sludge bed

Classical treatment

improved for higher

Comparison of MBR and Enzotech FRP

Advantages

Membrane process with

extra pure outlet water

quality for special use,

smaller area requirement.

efficiency to give better

treated water for reuse,

less space and less power

requirement.

Disadvantage

Continuous maintenance

of high MLSS, high

membrane replacement

cost, huge power

requirement, highly

trained operator required.

Chemical cost,

mechanical maintenance

are high

Defining Parameters MBR Enzotech - FRP Type

Installation Electromechanical 6 to 8 weeks

Easy installation 1 to 2

weeks

Below 150 KLD MSEP / RCC FRP

Above 150 KLD RCC RCC

Equalization Min. 8 Hrs Retention Time

Min. 12Hrs Retention Time

Min. 6 Hrs Retention Time,

since high MLSS is Min. 1 to1.5 Hrs Retention

Comparison of MBR and Enzotech FRP

Both have 6 hours total

retention timeBiological Tank

since high MLSS is

maintained

Min. 1 to1.5 Hrs Retention

Time

Secondary Settlers NA Min 2 Hrs Retention time

Filter Feed Tank NA

Min 15 minutes Retention

time

Treated water Tank As per required 12 hrs

Aerobic Digester NA NA

Sand Filter, m3/m2/hr NA 15 to 20

Activated Carbon

filter,m3/m2/hr NA 12 to 15

Softener Input Hardness/ OBR NA

MLSS 8000 mg/l to 12000 mg/l Not required

retention time

Defining Parameters MBR Enzotech - FRP Type

Operation

Fully automated for critical

operations

Easy system operates on its

own with periodical

checks

Manpower Semi skilled, and not on

Comparison of MBR and Enzotech FRP

Manpower

Skilled, not on continuous basis

Semi skilled, and not on

continuous basis

Energy Efficiency

Selection of energy efficient

equipment required Energy efficient

Typical cost in Rs.100 per KLD

sewage treatment

Depends upon membrane

selection 22.5 lakhs

Operating cost per KLD

sewage treatment

(power, chemicals etc. Rs.22 to24 Rs.10 to15

land requirement per 100 KLD

sewage treatment 50 to 65 m2 50 to 65 m2

Defining Parameters MBR Enzotech - FRP Type

Recommended Application

Municipal corp., SEZ, Hotels, IT parks

,Residential projects, ETP etc

Township, Residential projects,

SEZ, Hotels, Hospital ,IT

parks, ETP etc

Comparison of MBR and Enzotech FRP

Design life of media/Membrane 3 to 7 years 15 to 20 years

Automation PLC based operation Not required

Minimum and Maximum

capacities up to 6 MLD STP 10000 liter per day to all size

Availability of spare components

for maintenance

Not readily, involves membranes and

automation Easy