TSI Instruments 3076, Instruction Manual

Page 1: ...Model 3076 Constant Output Atomizer Instruction Manual P N 1933076 Revision J June 2005 P a r t i c l e I n s t r u m e n t s ...

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Page 3: ...verview 1 Model 3076 Constant Output Unpacking the Atomizer 2 Atomizer Setting Up the Atomizer 3 Instruction Manual Operating the Atomizer 4 Atomizer Applications 5 Atomizer Maintenance and Service 6 Appendixes ...

Page 4: ...changed In revision E revisions were made throughout the manual In revision F TSI s Limitation of Warranty and Liability on page iii was updated In August 1998 TSI s area code was changed from 612 to 651 In revision G TSI s Limitation of Warranty and Liability was updated In revision H TSI s phone numbers and address were updated In revision I Liquid consumption rate was added to Table A 1 in Appe...

Page 5: ...tion with goods which are incorporated into other products or equipment or which are modified by any person other than Seller The foregoing is IN LIEU OF all other warranties and is subject to the LIMITATIONS stated herein NO OTHER EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR PARTICULAR PURPOSE OR MERCHANTABILITY IS MADE TO THE EXTENT PERMITTED BY LAW THE EXCLUSIVE REMEDY OF THE USER OR BUYER AND TH...

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Page 7: ...ceeding 80 psig Before applying compressed air to the Atomizer check your system to ensure no blockage of the Atomizer can occur at the Atomizer outlet The plastic coated glass bottle may weaken or develop cracks from shock excessive use or chemical attack resulting in fractures at pressures well below 80 psig Before attaching the bottle to your system check the bottle to ensure there is no struct...

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Page 9: ...ructions 2 1 3 Setting Up the Atomizer 3 1 Meeting Clean Air Requirements 3 1 Selecting and Preparing the Solution 3 2 Setting Up and Modifying the Model 3076 Atomizer 3 2 Before You Begin 3 2 Setting Up in the Recirculation Mode 3 2 Modifying the Model 3076 for use in Nonrecirculation Mode 3 5 4 Operating the Atomizer 4 1 Operating in the Recirculation Mode 4 1 Operating in the Nonrecirculation M...

Page 10: ...mizer in the Nonrecirculation Mode with an Extra Bottle 3 5 3 4 Bottle Cap Adapted for Nonrecirculation Mode 3 6 3 5 Model 3076 Atomizer in the Nonrecirculation Mode with a Syringe Pump 3 7 4 1 Model 3062 Diffusion Dryer 4 3 5 1 Particle Diameter Mean Mode and Standard Deviation vs Salt Concentration grams of NaCl per cm3 of H2O 5 2 5 2 Size Distribution of Sodium Chloride Aerosols Generated by th...

Page 11: ...Contents ix T a b l e s 2 1 Model 3076 Atomizer Packing List 2 1 A 1 Specifications of the Model 3076 Constant Output Atomizer A 1 ...

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Page 13: ... for the Atomizer Chapter 3 Setting Up the Atomizer This chapter contains procedures for setting up the Atomizer in recirculation and nonrecirculation modes Chapter 4 Operating the Atomizer This chapter contains operating precautions and operating procedures for the Atomizer Chapter 5 Atomizer Applications This chapter contains information on generating different kinds of particles with the Atomiz...

Page 14: ...ated This manual contains specifications and installation instructions for the Model 3012 and Model 3012A Neutralizers which can be used with the Model 3076 Atomizer to neutralize charged particles Model 3077 3077A Aerosol Neutralizers part number 1933077 TSI Incorporated This manual contains specifications and installation instructions for the Model 3077 and Model 3077A Neutralizers which can be ...

Page 15: ...8 E mail Address particle tsi com S u b m i t t i n g C o m m e n t s TSI values your comments and suggestions on this manual Please use the comment sheet on the last page of this manual to send us your opinion on the manual s usability to suggest specific improvements or to report any technical errors If the comment sheet has already been used mail your comments on another sheet of paper to TSI I...

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Page 17: ...generated aerosol can be varied between 0 02 and 0 3 micrometer by atomizing a solution and evaporating the solvent A common problem of conventional recirculation mode is that the solvent gradually evaporates in the Atomizer causing the solution that remains in the reservoir bottle to become more concentrated and thus yield larger aerosol particles A significant increase in particle size occurs wi...

Page 18: ...ou read this section use Figure 1 2 as a reference Compressed air expands through an orifice to form a high velocity jet Liquid is drawn into the atomizing section through a vertical passage and is then atomized by the jet Large droplets are removed by impaction on the wall opposite the jet and excess liquid is drained at the bottom of the Atomizer assembly block Fine spray leaves the Atomizer thr...

Page 19: ... the same bottle In the nonrecirculation mode recommended for volatile solvents either an extra reservoir bottle or a syringe pump should be used When using an extra bottle the liquid is drawn from one bottle and the excess liquid drains into a separate reservoir bottle When using a syringe pump to supply fresh solution to the atomizing jet one reservoir bottle is needed in the setup to drain the ...

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Page 21: ...w 1 16 NPT 1601642 1 Fitting SS conn TU 1 16 MPT 1601643 1 Fitting SS port conn in 1602153 10 ft Poly Flo tubing in O D 3929436 4 ft Conductive tubing 0 44 in I D 3001905 Poly Flo is a product of Imperial Eastman Teflon is a registered trademark of E I du Pont de Nemours and Company Note The extra bottle or syringe pump required for nonrecirculation mode is not included U n p a c k i n g I n s t r...

Page 22: ...fer to Chapter 3 Setting Up the Atomizer for instructions on connecting tubing to the Atomizer from the filtered air supply and the Atomizer bottle Instructions on setting up the atomizer in nonrecirculation mode are also included in Chapter 3 ...

Page 23: ...nt Output Atomizer is designed to release aerosol to a system that is at atmospheric pressure Therefore the pressure at the outlet of the Atomizer should be maintained close to atmospheric pressure below 10 psig W A R N I N G Do not operate the Atomizer with an outlet pressure exceeding 10 psig in a closed system Operating the Atomizer with an outlet pressure greater than 10 psig may result in dam...

Page 24: ... up the Model 3076 for operation in conventional recirculation mode recommended for water based solutions or nonrecirculation mode recommended for volatile based solutions Before You Begin The tubing you use to connect the Atomizer to the bottle and to the air supply is provided but must be measured and cut The inch conductive tubing is also provided for the polydisperse aerosol coming out from th...

Page 25: ...u first stretch out the inside diameter of its two ends with a pencil and use a small square of sandpaper folded over the tube to grip and support it 2 Measure and cut inch Poly Flo tubing for the excess liquid drain line Connect one end of the tubing to the excess liquid connector at the bottom of the Atomizer assembly block and the other end to the inch Swagelok fitting at the top of the bottle ...

Page 26: ...ed 5 Remove the cap and ferrules from the top opening of the Swagelok tee at the top of the Atomizer assembly block and put in the inch Swagelock port connector part no 1602153 as shown in Figure 3 2 to connect to the conductive tubing for polydisperse aerosol coming out from the Atomizer Figure 3 2 Port Connector for Polydisperse Aerosol Outlet Refer to Chapter 4 Operating the Atomizer for inform...

Page 27: ...to be replaced by an elbow fitting In order to do that all three fittings have to be removed first from the cap of the 1 liter bottle Use wire brush to clean the green loktite glue off the threads of the fittings 2 Apply Teflon tape or loktite glue to the threads of the 1 16 inch NPT elbow fitting part no 1601642 and screw the elbow fitting into the 1 16 inch hole on the cap 3 Apply Teflon tape or...

Page 28: ...e Atomizer Refer to Figure 3 4 and instructions on previous page to adapt the cap of the 1 liter bottle for nonrecirculation mode 2 Measure and cut the 14 gauge Teflon tubing for the liquid feed line Connect the tubing between the feed opening at the bottom of the Atomizer assembly block and the syringe Note The tubing is easier to slip on if you first stretch out the inside diameter of its two en...

Page 29: ...n the Atomizer and the bottle and thus allows the excess liquid to drain into the bottle The Swagelok plug is not needed in this mode 6 Remove the cap and ferrules from the top opening of the Swagelok tee at the top of the Atomizer assembly block and put in the inch Swagelock port connector part no 1602153 as shown in Figure 3 2 to connect to the conductive tubing for polydisperse aerosol coming o...

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Page 31: ...hapter 3 3 Set the pressure to the Atomizer at or below 35 psig 240 kPa and connect the compressed air W A R N I N G Do not operate the Atomizer with an outlet pressure exceeding 10 psig in a closed system Operating the Atomizer with an outlet pressure greater than 10 psig may result in damage to the plastic coated glass bottle which can shatter and cause serious personal injury The atomizer is eq...

Page 32: ...Atomizer with an outlet pressure greater than 10 psig may result in damage to the plastic coated glass bottle which can shatter and cause serious personal injury The atomizer is equipped with a pressure relief safety valve that releases pressures above 10 psig from within the bottle Never block the outlet of this valve or remove the valve from the bottle cap 3 Switch on the syringe pump Wait until...

Page 33: ...aerosol through a diffusion dryer Figure 4 1 In this device the aerosol passes through an inner tube made of wire screen The silica gel surrounding the inner tube maintains a dry atmosphere at the tube s outer wall and the porous wall absorbs water vapor as aerosol passes through Figure 4 1 Model 3062 Diffusion Dryer Frequently check the condition of the silica gel around the inner tube of the Ato...

Page 34: ... and other surfaces An aerosol charge neutralizer can be used to neutralize the aerosol and to bring the aerosol to the Boltzman charge equilibrium The neutralizers that can be used with the atomizer include TSI s Model 3012 3012A or Model 3077 3077A with the Model 3012 being the most commonly used one A neutralizer operates most effectively on dry particles The Atomizer may be used to atomize mos...

Page 35: ... and the concentration of sodium chloride use it as a guide when preparing a solution for a specific size of output aerosol Figure 5 2 shows the typical size distribution of sodium chloride aerosols generated by the Atomizer Figures 5 3 5 4 and 5 5 show the number surface area and volume distributions of the sodium chloride aerosol generated from a solution of 0 0001 gram of sodium chloride per cu...

Page 36: ...ation Figure 5 1 Particle Diameter Mean Mode and Standard Deviation vs Salt Concentration grams of NaCl per cm3 of H2 O Size Distribution of NaCl Aerosols 0 0E 00 5 0E 05 1 0E 06 1 5E 06 2 0E 06 2 5E 06 3 0E 06 3 5E 06 10 100 1000 Particle Diameter nm Particle Number Concentration cc 0 00012 g cc 0 000012 g cc 0 000001 g cc Figure 5 2 Size Distribution of Sodium Chloride Aerosols Generated by the ...

Page 37: ...Atomizer Applications 5 3 Figure 5 3 Typical Number Distribution of a Sodium Chloride Aerosol Atomized from 0 0001 gram cm3 Solution ...

Page 38: ...5 4 Model 3076 Constant Output Atomizer Figure 5 4 Typical Surface Area Distribution of a Sodium Chloride Aerosol Atomized from 0 0001 gram cm3 Solution ...

Page 39: ...a t i n g O i l A e r o s o l Oil aerosol from solutes such as dioctyl phthalate DOP olive oil and oleic acid can be generated either with or without alcohol as the solvent Use the nonrecirculation mode of operation when using alcohol as the solvent see Chapter 3 To obtain constant output provide sufficient damping and mixing in the aerosol stream You can construct a simple damping chamber with a ...

Page 40: ...water and test the aerosol output concentration If the concentration is too low add a few more drops of PSL However proceed slowly and thoroughly mix the PSL since each droplet of concentrated PSL has a high number of particles D i s p e r s i n g S o l i d P a r t i c l e s Nonsoluble submicrometer particles such as carbon black have been successfully dispersed using this Atomizer 6 The complete ...

Page 41: ...sonic probe for several minutes and then stir the suspension with a magnetic stirrer while atomizing This allows the bottle to be sealed to the Atomizer head The exact length of time particles remain in suspension several hours depends on their size and density The performance of the Atomizer was checked according to the method described by Liu and Lee see Appendix B of this manual The most import...

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Page 43: ...enance However it should be kept clean and free of rust Even though most of the Atomizer parts are made of stainless steel solutes such as sodium chloride will eventually corrode them Therefore TSI recommends that the Atomizer assembly be disassembled cleaned dried and reassembled after such materials are used Figure 6 1 shows the various parts of the Atomizer assembly Note When taking the Atomize...

Page 44: ...6 2 Model 3076 Constant Output Atomizer Figure 6 1 Atomizer Assembly ...

Page 45: ...rvice at 1 800 861 7919 USA or 651 490 3838 Returning the Atomizer for Service Prior to shipping any components to TSI for service or repair please utilize our convenient Return Material Authorization RMA Form which is available online at www tsi com Or call TSI Customer Service at 1 800 861 7919 USA or 651 490 3838 for specific return instructions Customer Service will need this information when ...

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Page 47: ...ze 2 µm Geometric standard deviation 1 6 to 2 0 Particle material PSL DOP oils and other aqueous or alcohol solutions or suspensions Generation rate nominal 2 10 6 particles cm 3 108 particles sec Air flow rate 3 0 3 5 L min at 2 5 kg cm2 35 psig Liquid flow rate 20 cm3 min at 35 psig 0 59 cm3 min nominal with syringe pump Liquid consumption rate water Approximately 0 1 cm 3 min Dimensions Base L ...

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Page 49: ...B 1 A P P E N D I X B Technical Paper This appendix contains a technical paper by Liu and Lee ...

Page 50: ...B 2 Model 3076 Constant Output Atomizer ...

Page 51: ...Technical Paper B 3 ...

Page 52: ...B 4 Model 3076 Constant Output Atomizer ...

Page 53: ...Technical Paper B 5 ...

Page 54: ...B 6 Model 3076 Constant Output Atomizer ...

Page 55: ...Technical Paper B 7 ...

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Page 57: ...nalyzer for Submicron Aerosol Particles Analysis Instrumentation Vol 13 Proceedings of the 21st Annual ISA Analysis Instrumentation Symposium Instrument Society of America 400 Stanwix St Pittsburgh PA 15222 4 Liu B Y H and D Y H Pui 1975 On the Performance of the Electrical Aerosol Analyzer J Aerosol Science 6 249 264 5 Whitby K T and B Y H Liu 1966 Polystyrene Aerosol Electrical Charge and Residu...

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Page 59: ...ic charge 4 4 5 5 excess liquid 1 2 1 3 3 6 3 7 connector 3 3 3 6 drain line 3 3 3 5 3 6 excess solution 3 2 3 5 extra bottle 3 5 F features 1 1 G generating oil aerosol 5 5 generating solid particles 5 1 getting help xiii H help xiii high solute concentration 4 3 high velocity jet 1 2 how atomizer works 1 2 hydrosol 5 6 reservoir 5 7 I introduction 1 1 J jet atomizing 1 3 high velocity 1 2 K kit ...

Page 60: ...rculation mode 1 1 operating in 4 1 setup 3 2 recycling xii related product literature xii returning atomizer for service 6 3 reusing xii S safety v salt particle size versus solution concentration 5 2 Scanning Mobility Particle Sizer 5 1 schematic 1 3 selecting solution 3 2 service 6 1 6 3 service policy iii setting up in recirculation mode 3 2 setup 3 1 3 2 silica gel 4 3 size distribution of Na...

Page 61: ...features Good Adequate Poor Readability Accuracy Completeness is everything there Organization finding what you need Quality and number of illustrations Quality and number of examples Comments ___________________________________________________________________________________ _______________________________________________________________________________________________ ___________________________...

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Page 63: ...orporated 500 Cardigan Road Shoreview MN 55126 U S A Tel 651 861 7032 Toll Free 1 800 765 3797 Fax 651 490 3824 E mail particle tsi com P N 1933076 Rev J Copyright 2005 by TSI Incorporated All rights reserved ...