OfiTE 170-00-7 Instruction Manual Download

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HTHP Filter Press for Ceramic Disks

with 175-mL, Double-Capped Test Cell and CO

Pressuring Assemblies

#170-00-7: (115 V)

#170-01-6: (230 V)

Instruction Manual

Updated 6/14/2019

Ver. 5

OFI Testing Equipment, Inc.

11302 Steeplecrest Dr. · Houston, Texas · 77065 · U.S.A.

Tele: 832.320.7300 · Fax: 713.880.9886 · www.ofite.com

Summary of Contents for 170-00-7

Page 1: ...ped Test Cell and CO2 Pressuring Assemblies 170 00 7 115 V 170 01 6 230 V Instruction Manual Updated 6 14 2019 Ver 5 OFI Testing Equipment Inc 11302 Steeplecrest Dr Houston Texas 77065 U S A Tele 832 320 7300 Fax 713 880 9886 www ofite com Copyright OFITE 2015 ...

Page 2: ... Tel 832 320 7300 Fax 713 880 9886 www ofite com 1 Intro 2 Specifications 3 Components 4 Safety 11 Diagram 19 Quick Start 20 Operation 22 Data 30 Maintenance 31 Appendix 35 Testing with Filter Paper 35 Warranty and Return Policy 36 Table of Contents ...

Page 3: ...ation devices fully conform to American Petroleum Institute API specifications A complete HTHP Filter Press consists of a controlled pressure source usu ally Nitrogen pressurization or Carbon Dioxide bulbs for the 175 mL units Top and bottom pressure manifolds are provided to simulate the differential pressures found in a down hole environment and to prevent evaporation of the base fluid if exceed...

Page 4: ... Size 20 13 13 51 33 33 cm Shipping Weight 33 lbs 15 kg Maximum Temperature Heating Jacket 350 F 177 C Maximum Pressure Cell 2 000 psi 13 8 MPa Maximum Pressure Receiver 750 psi 5 1 MPa Pressure Source Two CO2 Pressuring Assemblies Test Cell Capacity 175 mL Receiver Volume 15 mL Power Requirement 170 00 7 115V 170 01 6 230V 50 60 Hz Heater 400 Watt Specifications ...

Page 5: ...tainless Steel Tube for CO2 143 00 Regulator Low Pressure 143 01 200 psi Gauge Bottom Connection 143 02 10 CO2 Puncture Head Assembly 143 02 12 Puncture Pin 143 02 13 O ring 143 02 14 O ring 143 03 Barrel for CO2 Cartridge 143 06 Safety Bleeder Valve 144 11 90 Street Ell 170 07 O ring 170 28 Receiver Body 170 32 NPT Male Needle Valve 171 23 1 Safety Pin with Lanyard 170 46 Double Ended Test Cell f...

Page 6: ... Foot Qty 4 171 32 Midget Knob 171 82 8 Power Cord with Male Plug 8 16 3 SJ Round For 170 00 1 115V Only Optional 143 05 EZ Puncture CO2 Bulbs 8 Gram UN 1013 Package of 10 152 00 Hamilton Beach Mixer With Container 152 01 Armature For Model 936 H B Mixer 115 Volt 155 20 Timer 60 Min Interval 170 03 Stainless Steel Carrying Case 170 13 O ring for Test Cell Buna For tests below 300 F 170 13 5 O ring...

Page 7: ... 2 154 10 Dial Thermometer 5 stem 5 500 F 0 250 C 1 170 13 3 O ring for test cell and cap Viton 75D 50 170 16 Valve Stem for cell pressure and de pressuriza tion 4 170 17 O ring for Valve Stem Viton 75D 48 170 19 Filter Paper 2 6 35 cm hardened for Filter Press 100 box 5 170 26 1 Locking Cap Screw Hardened Alloy Steel 12 170 27 Allen Wrench 5 32 1 171 23 1 Safety Pin with Lanyard 1 Optional 170 00...

Page 8: ...onal items the us age is not compulsory but consideration should be given to these items when running tests at elevated temperatures and pressures Some of the items will be used only on cell assemblies using set screws as fasteners while others should be implemented when operating all filtration equipment Interval Timer 60 minute 155 20 Cell Cap Removal Tool 170 33 Set Screw Cell Assemblies Only S...

Page 9: ...ton TX 77065 USA Tel 832 320 7300 Fax 713 880 9886 www ofite com 8 High Pressure Nitrogen Assy 171 31 Thermocouple Assembly 171 45 1 Direct temperature measurement Of the fluid Inside the Cell Stand for HTHP Cell Assembly 171 190 028 ...

Page 10: ... uniform permeable material that forms a tortuous path for fluid flow The most common materials are Alumina and Silica but there is an almost unlimited variety of materials and shapes available HTHP filtration cell bodies must be recessed and extra on the outlet side of the cell body in order to accommodate the ceramic disk A spacer is provided for usage of filter paper if desired Different sized ...

Page 11: ...thod for determining mean pore throat size and permeability have resulted in new and improved specifications as outlined in the chart All results and all orders should be based upon the information under the New Mercury column in the chart All ceramic disks must be soaked in the base fluid being tested for at least 30 minutes prior to usage Failure to do so will result in premature and excessive p...

Page 12: ...aneously If this happens the filtrate hopefully will all be ejected from the safety bleeder valve but if there is too much fluid volume the liquid may end up inside the regulator rendering it useless which will require servicing by a knowledgeable technician Nitrogen is commonly used as a pressure source A small Nitrogen cylinder 170 37 size 21 7 Optional provides the pressure source These cyl ind...

Page 13: ...reful not to touch the outside of the jacket at any time during the heat up period or the test It is especially easy to get burned when installing or removing the Back Pressure Receiver as the technician is working in a very confined space The power cord is supplied for either 115 Volts or 230 Volts and due to the various types of plug connectors around the world it may be necessary to change the ...

Page 14: ...d get in the habit of securing the cotter pin to the pin Improper placement of retainer pins in the past have resulted in the pressure manifold separating from the filter press which can cause damage to the equipment Retainer Pin with Lanyard 171 23 1 Safety Retainer Pin with Lanyard The 175 mL HTHP Filter Press No 170 00 3 and 170 01 3 uses Nitrogen as the pressure source for both the inlet and t...

Page 15: ...cement cell caps for instance know which working pressure rated cell assembly you are ordering for Cell Cap 1 500 psi Set Screws 0 75 inch thick Cell Cap 2 000 psi Set Screws 0 94 inch thick Locking Set Screws Locking set screws should have sharp points on the end If the tip becomes worn and flattened pressure may be lost in the cell or the cell cap may be come damaged Any set screw cell cap that ...

Page 16: ... conditions Cell Corrosion Test fluids under high tempreature and pressure can corrode the cell body and caps Carefully inspect the cell body and calls for corrosion before and after each test Some materials are more susceptible to corrosion than other Also some fluids and additives are more corrosive than others OFITE offers a variety of cell materials for different levels of corrosion resistance...

Page 17: ...a shutoff valve located just before the regulator 4 The 8051140 regulator has been internally cleaned for Oxygen but it is not recommended to pressurize HTHP Filtration tests with Oxygen due to its potentially explosive nature 5 Never pressurize a regulator that has loose or damaged parts or is in questionable condition Never loosen a connection or attempt to remove a part until gas pressure has b...

Page 18: ...ucible results Additional information includes the part number temperature rating the alloy and pressure rating of the cell All OFI Testing Equipment HTHP cell assemblies are made of Stainless Steel For very corrosive environments cell assemblies made of HastelloyTM C 276 or Inconel are available and recommended It is advantageous to have a double capped cell as the filtration test re moves the li...

Page 19: ...t 170 00 1 170 01 1 T Screw CO2 Pressuring Assembly 170 04 Back Pressure Receiver 170 06 Base 170 15 Gauge 1500 psi 171 34 Regulator 170 08 Barrel for CO2 Bulb 143 03 Manifold Block 171 34 Needle Valve 170 32 Retaining Pin 171 23 1 With Lanyard Needle Valve 170 32 T Screw Retaining Pin With Lanyard 171 23 1 Relief Valve 143 06 Barrel for CO2 Bulb 143 03 Receiver Body 170 28 Gauge 200 psi 143 01 Re...

Page 20: ...ead Assembly 143 02 10 Barrel for CO2 Bulb 143 03 Safety Bleeder Valve 143 06 Needle Valve 170 32 1 500 psi Gauge 171 34 Manifold Block 170 20 Safety Pin 171 23 1 With Lanyard Valve Stem O ring 170 17 Test Cell Body 170 45 3 Test Cell O ring 170 13 3 Locking Screw 170 26 1 Valve Stem 170 16 Receiver Body 170 28 Support Rod 170 71 Receiver O ring 170 07 Not Shown Barrel for CO2 Bulb 143 03 Safety P...

Page 21: ...ramic filter of your choice on top of the o ring 6 Push the outlet cell cap into the cell making sure the arrows align a Valve stem initially open to facilitate insertion b Tighten set screws c Close tighten the outlet valve stem Both valve stems are closed and the cell is sealed 7 Invert and place the cell inside the heating jacket and rotate the cell until it seats Hour heat up time begins now 8...

Page 22: ...filtrate in the graduate cylinder 21 Open the needle or bleeder valves on both the top and back pressure units 22 Remove the top and bottom retainer pins and remove pressuring units from the cell 23 Drain any residual filtrate collected from the top of the receiver into the graduate cylinder 24 Remove the cell from the heating jacket and allow to cool to room temperature outlet side down 25 Open L...

Page 23: ...h the supplied Allen wrench Screw a valve stem into the cell cap and tighten it completely Standard Buna N o rings 170 13 should be used only for tests up to 300 F 149 C For tests over 300 F 149 C use Viton o rings 170 13 3 After tests that come close to the maximum temperature it will probably be necessary to replace the o rings If the cap locking screw seats are oval shaped and no longer round t...

Page 24: ...53 55 to the cell cap o ring 8 Inspect the cap locking screws If the cap locking screw are no longer sharply pointed there is a possibility of stress failure and the screw s should be replaced 9 Inspect the cap locking screw seats in the cell cap indentures in the cell cap If the cap locking screw seats are no longer round there is a possi bility of stress failure and the cap should be replaced 10...

Page 25: ...d down Using the wrench rotate the cell inside the heating jacket so that the pin in the bottom of the heating well seats into the hole in the bottom of the test cell This will anchor the cell in the well and prevent it from rotating as the valve stems are opened and closed Check the inlet and outlet valve stems with a wrench to ensure they are tight 15 Move the thermometer from the heating jacket...

Page 26: ... and lanyard Ensure that the safety bleeder valve is closed knob pushed all the way inward and the receiver outlet needle valve is closed knob tightened clockwise Use caution It is easy to get burned while working in the confined space below the heating jacket Safety Pin with Lanyard 171 23 1 Safety Pin with Lanyard 171 23 1 Valve Stem 170 16 Valve Stem 170 16 Pressuring Assembly 170 04 Back Press...

Page 27: ...is The table below shows the back pressures recommended for various test temperatures 19 Open loosen the Inlet valve stem turn to pressurize the sample Main tain this pressure on the fluid until the temperature has stabilized This will prevent vaporization of the test solution if heating above the boiling point of the liquid 20 After the one hour heat up time increase the pressure on the inlet pre...

Page 28: ... evacuate the valve 25 Close Tighten the needle valve on the receiver 26 Turn the regulator T screws on both the inlet and back pressure receiver counterclockwise until the T screw feels loose This will stop the flow of pressurized gas 27 Release the pressure from the Inlet pressuring unit to the cell by opening the needle valve turn counterclockwise 28 Release the pressure from the back bottom pr...

Page 29: ...kes a great cell holder This will help preserve the filter cake Open loosen the inlet valve stem to bleed off pressure from the cell body There should be a noticeable release of pressure from the cell Stand for HTHP Cell Assembly 171 190 028 Hold a rag or piece of paper over the valve stem in order to catch any liquid or solids that might be ejected under pressure from the cell This will help prev...

Page 30: ...te the cap from the cell with a slight rocking motion The OFITE Cell Cap Removal Tool 170 33 makes it easy to remove tight difficult to remove cell caps 35 There are several ways to remove the filter along with the filter cake a Hold the cell and invert it over a sink and let the weight of the fluid inside the cell push the disk out b A spatula might help in prying out the ceramic disk c With the ...

Page 31: ...d a chance to form and is expressed in millimeters To calculate the spurt loss use the following equation V1 2 V7 5 V30 V7 5 2 2V7 5 V30 4V7 5 2V30 Where Vs Standard Filtrate Volume mL V1 Spurt Loss V7 5 Filtrate volume in milliliters collected after 7 5 minutes doubled V30 Filtrate volume in milliliters collected after 30 minutes doubled Filter Cake Wash the filter cake on the paper with a gentle...

Page 32: ...be sharply pointed and not dull on outlet side 2 Always thoroughly clean up after each tests a Replace all elastomers if previous test was in excess of 300 F 149 C b Clean out and blow dry if possible the back pressure receiver c Cell body must be completely cleaned with special attention to the o ring groove 3 Periodically check for leaks a Cell Assembly Immerse sealed pressurized cell assembly i...

Page 33: ...ressure or steadily increases in pressure re place the seat assembly and diaphragm Concoa Repair Kit Part 143 07 Normally the Concoa regulator is supplied with the 175 mL models The Large High Pressure Concoa Regulator 805 1140 and the smaller Concoa Regulator 805 1179 both take the same Regulator Repair Kit Always replace order separately the rubber diaphragm 143 00 1 which is not supplied with t...

Page 34: ...nsertion repair kit 10 Replace the brass retainer and tighten with a wrench 11 Replace the thrust plate with the curved edges downward 12 Place a new rubber diaphragm inside the Soring case 13 Replace the spring case and hand tighten Power Cord Maintenance 1 Check power cord for Insulation wear and loose connections near the heating jacket and plug 2 The heating jacket should be placed no farther ...

Page 35: ...place the valve Seat leak or creep Repair the regulator Inconsistent repeat readings Seat sticking Repair the regulator Bad pressure gauge Replace the gauge Gauge does not return to zero with no pressure applied to the regulator Gauge has physical damage Re place the gauge Creep is an increase in outlet pressure that occurs when pressure escapes even when the valve is closed Regulator seats can be...

Page 36: ...e an o ring into the recess in the spacer and place the spacer into the cell body with the o ring facing up 3 Insert the scribed cell cap 170 69 into the cell and secure it in place with the six locking screws 4 Screw a valve stem into the cell cap and tighten it completely 5 Invert the cell body and pour the sample into the cell as described in step 6 on page 23 6 Place an o ring in the cell and ...

Page 37: ...ny losses or damages that occur as a result of Improper installation or maintenance of the products Misuse Neglect Adjustment by non authorized sources Improper environment Excessive or inadequate heating or air conditioning or electrical power failures surges or other irregularities Equipment products or material not manufactured by OFITE Firmware or hardware that have been modified or altered by...

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