Toray TORAYFIL HFU AN Series Instruction Manual Download Page 11

 
 

 

4. 

Safety Instruction for Disposal 

When dispose the modules, please apply a service of a qualified waste 
disposing  company.    When  the  module  is  to  be  incinerated,  please 
apply the appropriate facilities in which hydrogen fluoride (HF) gas can 
be  neutralized.    HF  gas  is  generated  with  the  incineration  of 
membrane.

 

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Instruction

 

Summary of Contents for TORAYFIL HFU AN Series

Page 1: ...mbrane Module TORAYFILTM Instruction Manual Model HFU series type AN Issued by Toray Industries Inc Water Treatment Environment Division 2 1 1 Nihonbashi Muromachi Chuo ku Tokyo 103 8666 Japan Tel 81...

Page 2: ...4 Safety Instruction for Disposal 9 III Specifications of Toray HFU series Membrane Module 10 IV Configuration of Toray HFU series Membrane Module 13 V Installation 14 VI Operation 17 1 Filtration 17...

Page 3: ...ess Additionally outside in modules are able to remove suspended solids more effectively at higher recovery rates compared to inside out fibers 1 Characteristics of Toray HFU series Membrane Modules 1...

Page 4: ...bout type AN Type AN is a module type which has a slightly modified housing with new integrated cap with improved sealing properties All connecting ports of Type AN modules are identical to Type N mod...

Page 5: ...ous situation which will result in serious injury or death when the instruction is not observed This symbol indicates a potentially hazardous situation which will result in serious injury or death whe...

Page 6: ...rt with sufficient amounts of clean running water for more than 15 minutes and see the doctor immediately Be sure to wear safety gear such as a helmet and safety shoes to avoid injury The preservative...

Page 7: ...e piping Follow the instruction of the Housing Type Joints Set up Guide at the connection point Wrong connections may damage the modules Keep the connection surface free of any dirt or oils Be sure to...

Page 8: ...vent to remove any air from the modules Air left in the modules may cause water hammer and may result in damage to the membrane Prior to use make certain modules are flushed Filtrate water should be d...

Page 9: ...ed air to the modules Excessive scrubbing air damages the membranes and or shortens the membrane life The air flow rate should be within the range below for each module type HFU 2020AN 4 8 9 0 Nm3 h 2...

Page 10: ...contacted part appropriately based on the SDS Do not mix sodium hypochlorite with acid Such mixture generates toxic chlorine gas Stop operation whenever any anomaly occurs with the equipment or any si...

Page 11: ...s please apply a service of a qualified waste disposing company When the module is to be incinerated please apply the appropriate facilities in which hydrogen fluoride HF gas can be neutralized HF gas...

Page 12: ...rticles 3 TMP Trans Membrane Pressure should be below 300 kPa 43 5 PSI at any time even during the filtration Table 2 Feed water limits 1 4 Turbidity Intermittent Peak 5 200 NTU Continuous Maximum 50...

Page 13: ...Dimensions Diameter 216 mm 8 50 inches Length 2 160 mm 7 087 ft 1 120 mm 3 675 ft Weight Full of Water 92 kg 203 lbs 51 kg 112 lbs Drained 49 kg 108 lbs 32 kg 71 lbs Materials Housing PVC and or equi...

Page 14: ...12 Handle and operate the modules within the ranges and the limits indicated in Table 1 to 4 Operation out of these ranges or limits may damage the modules and affect filtration performance...

Page 15: ...kwash Water 2 Air Outlet Backwash Water Outlet 3 Feed Water Inlet Air Inlet Drain Outlet Connections Pipe fitting outer diameter mm in Connectors 1 89 1 3 1 2 Housing type joint 80A 2 76 3 3 Housing t...

Page 16: ...ochlorite solution 100 mg L of chlorine If this solution splashes onto your skin wash the affected part with running water If the solution gets in your eyes or mouth wash the affected part with enough...

Page 17: ...n the right direction Do not overtighten the module with the hanging hook and or the supporting belt or you may damage the module Do not allow the hollow fiber membranes to dry even for a few hours es...

Page 18: ...llow the instruction of the Housing Type Joints Set up Guide when using Housing Type Joints A wrong use may cause the damage to the module 6 Air inject should be located just beneath the bottom nozzle...

Page 19: ...example of piping 2 Make sure the feed water valve V 1 the drainage valve V 3 and the valve for the scrubbing air V 2 are closed 3 Make sure the filtrate water line is open Open the air exhaust valve...

Page 20: ...riate volume of filtrate water flow Do not exceed 300 kPa 43 5 PSI to avoid damage to the module Operating conditions including the filtration flux and the physical cleaning should be properly set up...

Page 21: ...ltration Please contact us if you need technical support Fig 5 shows a typical example of the flow diagram for backwash and air scrubbing Do not carry out the backwash and the air scrubbing simultaneo...

Page 22: ...bbing valve V 2 for air scrubbing for a fixed time normally 30 seconds up to 60 seconds The air flow rate for air scrubbing should be within the range below Excessive air flow rate may damage the holl...

Page 23: ...and stop the operation if abnormal water quality is detected If abnormal water quality is detected check the integrity of the element with PDT Pressure Decay Test or DAF Diffusive Air Flow Test The te...

Page 24: ...ng The frequency and soaking time of the TMC mainly depends on the raw water quality Normally once a day and each soaking time are 20 minutes Please contact us if you need technical support Fig 6 show...

Page 25: ...bing should be within the range below Excessive air flow rate may damage the hollow fiber membrane HFU 2020AN 4 8 9 0 Nm3 h normally 6 0 Nm3 h 2 8 5 3 scfm normally 3 5 scfm HFU 1020AN 4 8 9 0 Nm3 h n...

Page 26: ...he backwashing valve V 6 are closed and the backwashing pump is stopped Constantly monitor filtrate water quality during filtration and stop the operation if abnormal water quality is detected If abno...

Page 27: ...s Membrane Pressure TMP it is necessary to involve the height difference of inlet and outlet pressure gauges Example calculation of TMP TMP Pin Hin Pout Hout 70 10 20 25 60 45 15 kPa Note the followin...

Page 28: ...degree C corrected TMP with multiplying by TCF at real temperature shown in Fig 7 A filtrate flow rate measured at some real temperature can be converted to 25 degree C corrected filtrate flow rate wi...

Page 29: ...If you use the unacceptable chemicals or perform the cleaning altered from the recommended procedure the membrane could be seriously damaged Pay full attention when handling chemicals and be sure to w...

Page 30: ...n be changed case by case Please contact us if you need the information in detail 2 Open the chemical return valve and then open the chemical feed valve 3 Run the chemical feed pump to start the circu...

Page 31: ...for chemical cleaning are shown in Table 5 The concentration and the circulation time shown in Table 5 should be observed Otherwise the membrane module may get damaged and or the life of membrane may...

Page 32: ...ium hypochlorite alternately rinse the cleaning line and the module with clean water thoroughly after each cleaning Use product water for rinsing and make sure that pH of the water in the module is in...

Page 33: ...ary shutdown or storage In the case of the suspension of operation for less than four days stop the feed water and keep modules full of water Keep the modules at 0 to 40 degree C If the suspension las...

Page 34: ...od Preservative Chemical Concentration of the Chemical More than 7 days Sodium bisulfite 1 000 mg L Rinse the module thoroughly with clean water after the chemical cleaning with sodium hypochlorite an...

Page 35: ...herein or the safety and the compatibility of this product Before using this product the user is asked to check for its safety and compatibility with the intended purpose The content of this Instructi...

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