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Flow Chemistry Specialist™ Continuous Flow Reactors Fixed-bed Tubular Reactors Vapor Phase Reactors Supercritical Fluid Extraction

Flow Chemistry Specialist™€¦ · Performance Characteristics 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0 10 20 30 40 50 C o n d u c t i v i t y (A U) Time (s) RTD for AMaR2 0 5 10 15

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Page 1: Flow Chemistry Specialist™€¦ · Performance Characteristics 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0 10 20 30 40 50 C o n d u c t i v i t y (A U) Time (s) RTD for AMaR2 0 5 10 15

Flow Chemistry Specialist™

Continuous Flow ReactorsFixed-bed Tubular ReactorsVapor Phase ReactorsSupercritical Fluid Extraction

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• Inconsistent batch performance due to high sensitivity towards process variables (temperature, pressure, concentration, time and mixing)

• Process needs- High heat transfer area- Efficient mixing- Rapid mass transfer- High interfacial area

• Safety issues in- Storing large inventories of hazardous reactants- Handling of hazardous and unstable chemicals- Generation of unstable species during the reaction- Containing unwanted runaway

• Process waste related issues- Need for enhancing the selectivity close to theoretical value- Generation of waste that needs treatment- Need to avoid or reduce the downstream processing efforts for purification

• Distributed production- Produce only as per the local requirement/ consumption (Location wise production)- Produce only as and when needed (avoid inventories)

• Optimal utilization of facility- A continuous flow manufacturing facility can also be used for production of multiple products with almost same

peripherals- Space occupancy will be less- Achieve same or even better than conventional batch operation

Guidelines on when to use AMaR series of microreactors

For more details on flow chemistry visit www.indusmagic.org

About AMAR Serving Industry Since 1974

ISO, CE, PED, ASME, UL, CSA, ex-proof certification

Largest mfgr. & exporter of flow reactors in India

Exports to over 50 countries worldwide

40 distributors worldwide for local support

Largest mfgr. & exporter of autoclave / reactors in India

Manufacturing on CNC/VMC & automated machines

Quality & certified components used

Metal microreactors in technical collaboration with NCL Pg. 1-3

Representing glass microreactors of LTF-Germany in India Pg. 4-5

Fixed bed tubular reactors Pg. 6

Malshe's interchangeable vapor phase reactor Pg. 6

Supercritical (CO ) fluid extraction2Pg. 7

Optional accessories Pg. 8-9

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Transform your process development capabilities using AMaR series continuous flow reactors

AMaR series is ideal for carrying out a wide range of chemical reactions in the field of pharmaceuticals, fine and specialty Chemicals in a continuous manner.

Applications

Suitable for

• Homogeneous reactions: Neutralization, condensation, dehydration

reactions etc.

• Multiphase Reactions: Gas-liquid reactions (G-L): oxidation, ozonolysis,

chlorination, etc. Liquid-liquid reactions (L-L): nitration, diazotization,

coupling, transfer hydrogenation, sulfoxidation, amination etc. G-L-S and L-S

catalytic reactions: esterification, hydrogenation, condensation, etc.

The devices developed under AMaR series are designed to offer excellent mixing

and heat transfer for carrying out fast and exothermic reactions. The design is

based on extensive experiments as well as years of research on flow and

transport processes carried out at CSIR-National Chemical Laboratory, Pune. The

channel sizes are selected in a manner that while they offer high heat transfer

area per unit reactor volume, they also allow flow of dilute suspension of nano-

catalysts. The channels may also be packed with catalyst for catalytic reactions.

Key design attributes

• Better mixing & very high heat transfer area per unit volume.

• Faster reactions & better selectivity.

• Higher yield.

• High safety & ideal for exothermic reactions.

• Reduced waste and faster transfer of process from laboratory to

pilot/commercial scale manufacturing.

• Easily scaleable

Advantages of continuous flow reactors over batch reactors:

Example of Application

The devices developed under AMaR series have been found useful for 'nitration of aromatic substrates' viz. benzene, halobenzenes, benzaldehyde, toluene, salicylic acid, etc. & dehydration of oxime to nitrile. The device were also found to be useful for flow synthesis of nanomaterials, knoevenagel condensation, meerwein arylation, glycosylation reaction

Crystalline nitro-bromobenzenecollected at the outlet

AMaR2 in use

AMaR 1 used for evaluating kinetics

AMaR 1 in use

• Microchannels with modular system to connect multiple reactors in series or parallel

• Pressures up to 50 bar & temperatures up to 400°C

• Flow rates up to 300 LPH per unit

• MOC: SS316, Hastelloy, Inconel, Monel, Titanium, Tantalum lined, PTFE lined etc.

• Suitable for various liquid-liquid, gas-liquid homogeneous & multiphase reactions

Available in integrated multilayer & tubular metal construction for reaction & heat transfermixing,

A M a R mar icro-mixer nd eactor (In collaboration with CSIR-NCL)

01

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Performance Characteristics

0

0.05

0.1

0.15

0.2

0.25

0.3

0.35

0 10 20 30 40 50

Conduct

ivity (

AU

)

Time (s)

RTD for AMaR2

0

5

10

15

20

25

30

35

0 20 40 60 80 100 120

Pre

ssure

dro

p (

kPa)

Flow rate (ml/min)

AMaR1

AMaR2

* Operating flow rate is calculated assuming 2.5 sec. residence time.** Operating flow rate is calculated assuming 10 plates in parallel & 60 sec. residence time.Multiple plates can be stacked to use either in series or parallel for higher residence time /output

Technical Specifications AMaR1: Micro-mixer AMaR2: Micro-mixer & Reactor

Pending Patent No. (dated 17-8-2012) 247208 247209

Purpose: Mixing of miscible liquids or Mixing of miscible liquids and

creating dispersion of immiscible fluids creating dispersion of immiscible

and carrying out very fast reactions fluids and for homogeneous &

heterogeneous reactions.

Channel volume (ml) 2 8

Operating flow rates (L/hr) 2.88* 4.8**

Design pressure (bar) 50 20

Operating temperature (°C) -40 to 200 -40 to 200

Heat transfer area (m2/m3) — ~4500

Heat transfer coefficient (J/m2k) — 6000-16000

Material of Construction SS-316, Hastelloy-C, Inconel, SS-316, Hastelloy-C, Inconel,

Tantalum lined, PTFE lined, Graphite etc. PTFE lined, Tantalum lined, Graphite etc.

Dimensions (mm x mm x mm) 115 x 58 x 14 246 x 177 x 30

without inlet & outlet

Heating Cooling by dipping in suitable thermostat bath by external circulation from

(optional: by external circulation) thermostat bath

Inlet & Oulet 3 nos. inlet & 1 no. outlet, 1/8” 3 nos. inlet plus 1 additional

O/D tube connector intermittent inlet & 1 no. outlet,

1/8” O/D tube connector

Monel, Titanium, Monel, Titanium,

AMaR1: Micro-mixer AMaR2: Micro-mixer & Reactor

02

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3D Flow Reactor (AMaR-3)

•stacked above each other to offer excellent mixing.

• Internal volumes up to 600 ml.• Completely open-able & modular unit.• Scalable to 'n' number of plates.• Large number of ports present in-line for removal of sample or dosing new

reagent.• Each module can also be used as 4 reactors in parallel.

Horizontal plates with multiple specially designed 3D conical sections which are

Salient Features (AMaR-3)

The AMaR-3 reactor with its superior mixing and heat-transfer capabilities can be

used for continuous production of chemicals on a pilot scale.

Technical Specifications

Model AMaR-3

Pending Patent No. 2011-INV-0043, PCT/IB2012/002046

Design Temperature (°C) -40 to +400

Design Pressure (bar) 50

Heat Transfer Area (m²/m³) 500 - 800

Internal Volume 30 ml*

Flow rate lph 36**

Material of Construction SS-316, Hastelloy-C, Inconel, Monel, Titanium, Tantalum lined, PEEK, PTFE, Graphite

Heating/Cooling By dipping in bath or external circulation

Example: For an API or an intermediate with a product concentration of 20% in the output stream, One (1) 36 lph reactor is needed to produce 50 metric tons/year.

36 lph % of product stream in the output streamper reactor 3 5 20 50 100

metric tons/year Number of reactors connected in parallel50 8 5 1 0 0

100 16 10 2 1 0250 24 6 2 1500 12 5 2

1000 10 52000 10

Continuous Flow Tubular Reactor (AMaR-4)

• Continuous flow tubular reactor• Very large internal volumes (up to 5 liters).• The most economical solution to meet your high throughput continuous-flow

needs on production scale.• Very high heat transfer area.

The AMaR-4 reactor with its superior mixing and outstanding heat-transfer

capabilities can be used for continuous production of large amounts of chemicals

at a several tons/year scale.

Salient Features (AMaR-4)

AMaR-4

-40 to +400

50

1850

upto 5 liters

300

SS-316, Hastelloy-C, Inconel, Monel, Titanium etc.

By external circulation

*per module for a stack of 12 plates**assuming residence time of 60 sec. & stack of 20 plates for AMaR-3

Example: For an API or an intermediate with a product concentration of 20% in the output stream, One (1) 300 lph reactor is needed to produce 400 metric tons/year.

300 lph % of product stream in the output streamper reactor 3 5 20 50 100

metric tons/year Number of reactors connected in parallel100 2 1 0 0 0400 8 5 1 0 0

1200 14 4 1 12000 6 2 14000 5 2

CSIR-NCL will help you customize AMaR-4 reactors specific to your reaction needsDesign and IP of this reactor design and different variations are owned by CSIR-NCL, Pune

AMaR-3 AMaR-4

3D Flow Reactor (AMaR-3)

Continuous Flow Reactor (AMaR-4)

03

Page 6: Flow Chemistry Specialist™€¦ · Performance Characteristics 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0 10 20 30 40 50 C o n d u c t i v i t y (A U) Time (s) RTD for AMaR2 0 5 10 15

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• Easy to use f

• Plug and play

• 4 Mr. Lab reactors

• 2 Single syringe pumps

• Frame work with tube and fittings

• Instruction for 13 reactions as below

or professional education and laboratory synthesis

Flow Chemistry Starter Set

• Pressure tested @15 bar (218 psi)

• No dead volume

• Easy to use & space saving

Mr. Lab

Common reactors for common reactionsThe series MR Lab was developed to integrate standard lab syntheses from batch process to continuous process using standard lab equipments such as temperature vessels, heaters or cooling agents. The connecting via the front face saves the system space without creating any dead volume. The chip is connected via 1/4” UNF 28 fittings for 1/8” pipes. A supporting frame is designed to simplify the dipping process of chips in vessel.

LTF-MX

LTF-MS

LTF-VLTF-VS

LTF-MX Micro MixerInternal volume 0.2 ml regularly used for small volumes 0.1-10 ml / min / channel and mix intensive chemicals.

LTF-MSInternal volume 0.2 ml regularly used for higher volumes 0.5-20 ml/ min / channel and is insensitive against blocking.

Micro Mixer

LTF-V internal volume 1.7 ml used for reaction residence time.

Micro Mixer LTF–VSinternal volume 1.1 ml used for reaction residence time for mix intensive chemicals.

Micro Mixer

(The starter set has manual with details of how to carry all the reactions below)

• Iodine clock reaction (Landolts reaction)

• Hydrolysis of acetic acid chloride (acetyl chloride)

• Alkaline hydrolysis of 4-nitrophenyl acetate

• Esterification of 4-nitrophenol to 4-nitrophenyl acetate

• Hippuric acid from glycine and benzoyl

• Aldol condensation of acetone and benzaldehyde to dibenzalacetone (1, 5- diphenyl-1, 4-pentadiene-3-one)

• Condensation of 1,3-diphenyl-2-propanone with benzil to tetraphenylcyclopentadienone

• Addition of phenyl magnesium bromide to fluorenone

• Bromine addition to styrene to 1 ,2-dibromo-1- phenylethane

• Oxidation of 2, 2-dimethyl-1, 3-propanediol to 2, 2- dimethylmalonic acid

• Bromination of anisole to 4-bromoanisole

• Nitration of phenol to 2-nitrophenol and 4-nitrophenol

• Photooxidation of p-methoxybenzyl alcohol to p-methoxy benzaldehyde in a microreactor with riboflavintetraacetat as a catalyst

List of some of the MRT-Grignard reactions done on LTF starter set

Glass Micro Reactors from LTF-Germany•

transfer

• Micro channel with modular system to connect multiple reactors in series or parallel

• Pressures up to 100 bar & temperatures up to 400°C

• Flow rates up to 500 ml/min

• Up to 500 ml internal volume

• Channel size: 5 µm - 15 mm

• Suitable for various liquid-liquid, gas-liquid homogeneous & multi phase reactions

• Microreactors from glass, quartz, silicon and glass-silicon compounds

Available in integrated multilayer glass construction for reaction & heat mixing,

Mr. Lab

www.ltf-gmbh.com

04

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• From batch to continuous process

• Integrated layers for mixing / reaction / heat transfer

• Pressure tested @15 bar ( 218 psi)

• Connecting via 1/4“ UNF 28 fittings and ¼“ swagelok

• Easy to use & space saving

• Dimension: 150 mm *150 mm* 14mmHeating cooling layerDesign pressure: 6 barFlow rate of water by 6 bar: 3-4 /lmin

Mr. XXL

• Inlet A1, A2 and A3• Mixer of micromixer type ST• Delay time extention channel with installed equipment type

ST, volume 8 ml• Product: P1Reaction stretch:Design pressure: 15 barFlow rate of water by 6 bar: 50 ml/min

Mr. XXL ST 1

The following reactions are done with ST type mixer or combination of ST type and jet mixer( emulsifier) if 2 phase reaction was carried out.

Example of Applications

• Synthesis of semiconducting polymers for OLED applications

• Synthesis of azo dye via azo coupling

• Synthesis of hydroxymethylfurfural (HMF) and furandicarbonacid (FDCA) out of renewable resources

• Synthesis and work up of nitrate ester

• Catalyzed oxidation for synthesis of functional aldehyde

• Synthesis and conversion of diazomethane

• Delay time extention channel with mixing fixture, volume 8 ml• Product: P1Reaction stretch:Design pressure: 15 barFlow rate of water by 6 bar: 50 ml/min

Mr. XXL ST 2

• Prewarm of A1 and A2 • Additional connectors (A3/P1, A4/P2), elective

product outlet (measure outlet) or additional inlet.• Delay time extention channel, volume: 5 ml• Product: P3

Reaction stretch:Design pressure: 15 barFlow rate of water by 6 bar: 70 ml/min

Mr. XXL ST 4

A3

A2

A1

E

P1V=8.0 ml

A1

EP1

V=8.0 ml

P1

P2

P3

P

P

V=1.5 ml

V=1.5 mlV=1.5 ml

V=1.0 ml

V=1.0 ml

A2

E

E

A1

A3

A2

E

P1V=1.5 mlV=1.5 ml

V=1.5 ml

V=1.0 ml

V=1.0 mlE

A1

A4

application of the connectors A1 and A2 as prewarm inlets and A3 and A4 as additional inlets.

application of the connectors A1 and A2 as prewarm inlets and P3 and P3 as additional product outlets.

• Microreactor/mixer from borosilicate glass• Mixer + Residence time for mixture-intensive substances• Dimension: 250 x 100 x 6.4 mm• Volume: 1 ml to 16 ml• Inclusive connection profile 1/4"-28 UNF

Mr. Pilot

www.ltf-gmbh.com

05

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• Reactor volumes from 5cc to 500cc. Higher volumes optional.

• Designed up to 100 bar & 1000 °C. Higher ratings optional.

• Various MOCs such as SS316, Inconel, Hastelloy etc.

• Explosion proof plants for highly explosive reactions.

• Table top or skid mounted plants.

• Either a standard or customisable unit can be offered for gas liquid feed combinations, product outlets, series or parallel reactors, multi zone heating furnaces etc. with integrated controls, high level of safety, automation and SCADA software.

• Fixed, fluidized, trickle bed designs offered.

Salient Features

Fixed Bed Tubular Catalytic Reactor SystemMulti-phase reactor systems are widely used in fine chemicals, oil and gas, petrochemical refineries, pharmaceutical, pesticides and in research centers. With the evolving needs of the industry for enhanced productivity and lower cost of production; Amar offers these reactor systems in batch and continuous manner for various applications with system integration and automation which maximizes the efficiency and accuracy of research and production operations.

Catalyst testing, oxidation, reforming, hydrogenation, Liquefaction, fischer Tropsch process, hydro-cracking, carboxylation etc.

Applications

10L capacity fixed bed catalytic reactor, used to manufacture MIBK (methyl-isobutyl ketone) on a pilot scale. 2 reactors can be connected in series or parallel. Design conditions: 25 bar & 200°C.

Table Top Reactor System (TTRS)The table top reactor system is a complete semi or fully automated system for vapor phase catalyst evaluation and continuous flow process analysis. The reactor and feed lines are mounted within an isothermal oven.

• Volumes 5 to 50cc

• Upto 200 bar and 650 °C

•basket volumes 50 ml - 50 lit.

• Multiphase reactor

• MOC: 316, Hastelloy, etc.

• Pressures upto 200 bar & 500°C temperature

• RPM: upto 3000

• The same reactor setup can be used for liquid phase & vapour phase reaction with minimum changes of internal components giving it a great flexibility & cost economy. Available in 250 ml, 450 ml & 750 ml autoclave volumes.

Gas recycling through catalyst

Malshe's Interchangeable Vapor Phase Reactor

06

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Supercritical Fluid Extraction (SFE) system uses supercritical carbondioxide (CO ) as solvent instead of any organic solvent.2

Supercritical Fluid (CO ) Extraction2

Carbon dioxide is in its supercritical fluid state when both the temperature and pressure equals or exceeds the critical point of 31°C and 73 atm (see diagram). In its supercritical state, CO has both gas-2

like and liquid-like qualities, and it is this dual characteristic of supercritical fluids that provides the ideal conditions for extracting compounds with a high degree of recovery in a short period of time.

Application•

compounds etc.• Extraction of essential oils• Extraction from natural products, food, polymers etc.• Drying of aerogels • Extraction of nicotine & caffeine• Cleaning of high precision components & photo resists

Extraction of herbs, spices, fragrance, pharmaceuticals, chemicals

What is Supercritical CO ?2

CO Phase diagram2

By controlling or regulating pressure and temperature, the density or solvent strength of supercritical fluids can be altered to simulate organic solvents ranging from chloroform to methylene chloride to hexane. This dissolving power can be applied to purify, extract, fractionate, infuse and recrystallize a wide array of materials.

These system consists of stirred autoclave / pressure reactor or a non-stirred extraction pressure vessel. Liquid CO is charged into it through 2

a booster or a plunger/diaphgram pump. CO is maintained at low 2

temperature to keep it in liquid stage at lower pressure by providing a heat exchanger before the pump. Suitable chiller is used to maintain low temperature of CO . The material to be extracted is placed in an 2

extraction vessel & pressurized with CO to dissolve the sample with 2

desired temperature control. It is then transferred to a separator where it is depressurized (by manual / automated back pressure regulator) resulting in precipitation of desired material & separated CO can be 2

recycled. Optionally CO pumps with inbuilt peltier cooling is supplied 2

to avoid the heat exchanger & cooler before the pump. PC operated complete automated system can be offered. Special booster pump for liquid CO is also available on request. Refer optional accessories for 2

different types of pumps available option (a), (b) & (f).

Volume : 100 ml - 200 lit.

Design pressures : upto 689 bar (10,000 psi)

Max. temperature : upto 200 °C

MOC : SS316

Supercritical Fluids

Critical PointP c

B

LiquidSolid

5.2 atmGas

73 atm

10

5

1

-78 -57 0 31

Temperature (°C)

Pre

ssu

re (

atm

)

MFM

Chiller

CO2

Pump

CO2 Cooler

HT

PG

Preheater

CO2 Cylinder

VesselHT

CO2 SolventPump

PG

BPR

Supercritical drying of Aerogels

07

Typical P & ID diagram

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Gas boosters are useful when the cylinder pressures are much lower than the system pressures. In such case the booster takes gas at lower pressure from cylinder & compresses the same to deliver at higher pressures upto 10000 psig. They are generally pneumatically operated. Special gas booster pumps are available for liquid CO used in supercritical fluid extraction system. The booster systems 2

are supplied with air filter regulator, pressure relief valves, inlet-outlet pressure gauges & valves.

Complete SS mounting with all fittings & valves is optional

Thermal mass flow meters (MFM) can be used to measure accurate mass flow rate of gas (in gm/hr or LPH) & totalized quantity of mass / volume (in gms / ltr.) charged in system at any point. Mass flow controller (MFC) is used to charge the set flow rate of gas into the system at high pressures up to 350 bar. The same MFM / MFC can be used for multiple gases by just entering the conversion factor for different gas densities provided the gases are inert to each other. The MFM/MFC comes with high pressure flexible hose, inlet filter with optional digital gas flow indicator cum totalizer. (Optionally MFM / MFC certified for use in zone 1 hazardous area offered on request)

• All standard high pressure hose supplied are flexible SS braided Teflon hose with 2000psi pressure rating unless specified.

• Complete mounting of all the accessories shall be done on system skid.

• All the indicators / controllers are mounted on a common SS panel.

Digital Pressure Indicator It consists of SS316 pressure sensor (transmitter) & digital pressure indicator/ controller with high pressure alarm. Digital pressure indicator has pressure reading in bar & psi, whereas controller reads any one of the units. The pressure sensor has temperature limitation upto 80°C & hence the same is provided with water cooling jacket. Optionally intrinsically safe pressure sensor with IIC certification is provided. Pressure sensors with Hastelloy C / PTFE / Inconel wetted parts can be offered on request.

Optional accessories are offered to increase the versatility of the equipment, to add value & feature to the standard product & to provide complete range of instrument/ equipment required for a particular application.

Pressure Sensor

Optional Accessories

Gas Booster

Thermal Gas Mass Flow Meter / Controller

To manually charge different gases at desired pressures upto 140 bar (Kg/cm²) / 2000 psi or higher into the system from gas cylinder. Nitrogen, Oxygen & Hydrogen can be charged through same regulator(with special adaptor). Regulator for other gases like NH3, CO etc. can also be offered. The 2

regulator comes with inlet - outlet pressure gauges & SS braided teflon high pressure hose (4m long).

Gas Pressure Regulator

MFC

Flow Indicator & Totaliser

Coriolis Mass Flow Meter

These are used for accurate & higher gas or liquid flow rate indication or control where thermal mass flow meters are not suitable. Common meter can be used for all the gases & liquids with only change in pressure drops and flow rate ranges.

Coriolis Gas - Liquid Mass Flow Meter/Controller

Coriolis Mass Flow Controller

Ex-proof MFC

PTFE Pressure Sensor upto 15 bar

High pressure systems are provided with built in safety rupture disc, however additional safety can be offered by providing pressure safety valve whose release pressure can be set manually for a wide range by increasing or decreasing the spring tension. The set pressure should normally be around the design pressure. Safety relief valves are standard supply for same system where rupture discs are not available for low pressures. These valves come with PTFE / Viton orings which may not be suitable for certain gases & solvents.

Pressure Safety Valve

08

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Heating & Cooling Circulators

These are available either in bath system upto -75 °C to 200°C or single fluid closed loop system for

-60°C to 200°C for external circulation to heat or cool the load to desired temperature conditions. Only heating or only cooling system are also available.

Note: All the above systems are supplied with 6 ft flexible insulated hose & optionally suitable thermic fluid.

It is mounted on the vent line of the system & is used for maintaining constant pressure on the upstream. The pressure is maintained by releasing the excess pressure. The pressure can be set initially on the gauge, by manually varying the knob until the gas comes out. Once the set pressure is exceeded the excess pressure is released until the autoclave pressure becomes equal to or below the set pressure. The pressure release is slow & gradual & the set pressure can be varied at any point. Alternately pneumatically actuated electronic digital back pressure regulator can be offered on request, where the pressure is set digitally & can be released at preset rate of pressure release.

Back Pressure Regulator

Condenser

It is a SS-316 tube in tube out or condenser reverse flow heat exchanger for condensing the vent vapours from the system. It can be offered in all different MOC, higher pressure & different surface

2areas such as 0.02, 0.1, 0.2, 0.5, 1 &2 m . The condensate can be collected separately in receiver .

It is a SS 316 pot connected at the outlet of the shell & tube to separate gas & liquid. It is offered in 250 ml, ½ ltr., 1 ltr., 2 ltrs. & 5 ltrs. volumes. Higher volumes & other MOC can be offered on special request. It can be optionally provided with level indication & control.

Gas Liquid Separator

SCADA Software for remote operation & Recording

SCADA is a supervisory control & data acquisition software with all controllers / indicators having RS485 modbus communication port or PLC & HMI / touch panel, for online display, set point changes & data logging of pressure, temperature, Motor RPM, liquid / gas flow rate with totaliser, heater temperature, level, etc. remotely from PC as well as locally from panel. It gives continuous online data logging at predefined variable time interval, online graphical representation as well as historical data & graphs on PC . RS 485-232 convertor & cable upto 10m or higher is also supplied. Wireless data communication from PC to panel can be supplied on request.

This system is used to charge the liquid at desired rate from as low as 0.6ml/hr. to 100Ltr./hr, when the system is under pressurized condition. The system comes with metering pump, flow indicator, controller, liquid sump, pressure gauge, strainer & high pressure hose. Optionally pressure safety valve, flow totalizer is also provided. AMAR offers 6 types of pumps.

a) Low cost diaphragm pumps for pressures upto 100 bar & min. flow range of 60-600ml/hr. to max. 10-100 lit/hr. The flow rates are varied by varying the motor speed with variable frequency drive.

b) High pressure more accurate HPLC type low flow metering pumps for high pressures upto 350 bar & flow range from 0.01 upto 100ml/min. These pumps can be used along with precision weighing scales to measure the total liquid charged at any point of time. Specially designed pump for liquid CO can be offered with inbuilt peltier cooling for liquid CO application.2

c) Peristaltic pumps

d) Low pressure low flow syringe pump

e) Medium to high pressure continuous flow syringe pump Mr. Q & Mr. P

f) High pressure syringe pump for liquid CO or continuous flow application2

g) PTFE wetted parts dosing pump upto 10 bar

Optionally, in line flow meters can be connected to measure the actual flow of the liquids.

2

• Continuous flow from 80 µl/h (10 hr) to 3.5 liter/h (depending on syringe diameter)

• Max. pressure 145 psi for Mr. Q & 150 bar for Mr. P

• Fluids in contact with SS316/Hastelloy and PTFE

• Single dispense and multidispense pipet and multipipet auto restart

Liquid Metering Pump System

(b)

Weighing Scale

(a)

(d)

(c)

Mr. Q Mr. P

(e)

(g)

(f)

09

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