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  • Users: MIANCH
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  1. MIANCH

    Clark Bros.co. Bulletin No.150 Multistage Centrifugal compressors

    Hi All, Can anyone share Clarks Bros.Co. Bulletin No. 150 for multistage centrifugal compressors. Thanks
  2. MIANCH

    Baffle Plates in Separator Inlet line

    Hi, We found baffle plates in production line before joining another production line. Production separator is 100 meter away from the tee joint. a sketch and photo of baffle plates are attached. can anyone please explain the purpose of these baffles plates. theory / concept of these baffles will...
  3. MIANCH

    Multiphase Pump Selection sizing guidelines

    Hi All I'm searching multiphase pump selection / sizing guidelines as there is no specific information available. can anyone support with selection criteria or guidelines for multiphase pumps for oi & gas fields. Thanks
  4. MIANCH

    Multiphase flowline simulation in OLGA, Compositional Tracking

    Hi all, I'm continuously facing problem for multiphase flowline simulation, Olga simulation giving warning for multiflash failure and fluid update for flow path. File generated with black oil method, well test data GOR=2664, oil 55% and water 45%. WARNING Compositional Tracking PVT routine for...
  5. MIANCH

    Bubble Point, RVP & TVP of Hydrocarbon Condensate

    Hi All, I noted in my simulation, Bubble point, RVP and TVP are very much different from each other, especially RVP and TVP, can someone explain this difference as both measured at 100F and pressure 450 psig. Thanks
  6. MIANCH

    Corioliis mass flow meter no reading

    Hi als, we installed coriolis mas flow meter on methanol truck loading vertical position. you can see in this photo, however on commissioning flow meter does not read flow. can anyone explain whither installation is correct or not. Thanks.
  7. MIANCH

    Field Development Case Simulation in Pipesim

    Dear alls, I face problem while running pipesim model for field development case. I connected 11 wells and one separator and three sinks. I specify the Pressure, flow rates and temperature. first thing model give warning that PQ required lesser. I tried and remove some of them and model became...
  8. MIANCH

    LPG Caustic Wash Column Trays Hole Size Changed

    In my facility LPG Caustic wash column trays were changed from 12.7 mm to 4 mm between 1969 - 1976, soon after commissioning and start up. we don't have any record in our data basis. I read one report which was written 1992 that internals were changed because of corrosion. Here is my question...
  9. MIANCH

    Macro Crystalline Wax in Crude Oil Pipeline

    Hi Als, During study we noted that wax in our crude oil contain 29% macro-crystalline and 2.5% micro-crystalline. Pipeline is a 80KM long and has uphill 170 m steep and then going to downhill at 70 m from sea level. more than 10 year pigging operation has not conducted and now lot of wax is...
  10. MIANCH

    Macro & Micro-crystalline wax in Crude oil pipeline

    Hi Als, During study we noted that wax in our crude oil contain 29% macro-crystalline and 2.5% micro-crystalline. Pipeline is a 80KM long and has uphill 170 m steep and then going to downhill at 70 m from sea level. more than 10 year pigging operation has not conducted and now lot of wax is...
  11. MIANCH

    Crystal Clear Material found in PCV body in Gas Stream

    Hi all, Crystal clear material found in natural gas stream in PCV body, can anyone explain what is this type of material. Regards
  12. MIANCH

    Pump seal frequency is very high

    Hi All, I hope this thread will be very interested for some fellow members. Pump is designed for following conditions. Inlet temperature 695F SP,GR at 60 F : 0.95 and at inlet temp: 0.715 Viscosity 0.31 CKS @ 695F Capacity at inlet temp Normal Design 115 GPM Capacity at inlet temp: max Design...
  13. MIANCH

    ADU overhead Condenser Tubes Failed in Four months of operation

    Dears we replaced ADU overhead condenser with new one and tubes failed in four month of operation, shell side is overhead vapors and cooling media is seawater. for detail please see attached pH / Chloride analysis since January 2023. Tube material is SB-111-UNS C70600. There is not only tubes...
  14. MIANCH

    wax simulation in olga

    Hi, I'm struck in simulation of crude oil pipeline in Olga software. I generated wax tab in multiflash successfully and when run software, Olga simulation aborted in 0 second, error in reading wax tab number of pressure & temperature points. I tried with different pressure and temperature...
  15. MIANCH

    Driver Selection Criteria

    Hi, what is logic behind for selection of electric motor or gas turbine for pumps, can anyone have selection criteria standard then please share or refer to me. Thanks.
  16. MIANCH

    oily Sludge dry in compressor suction pipeline

    Hi, in my company we are facing problem for oily dry sludge removal from compressor suction line. the dia of pipeline is 30" and length is about 500 meters. I attached photo of dried sludge for observation and comments. water flushing or chemical cleaning is not considered because of water...
  17. MIANCH

    Worthington Simpson 100WPL200 Pump

    Can anyone explain 100WPL200 series pump in detail. We don't have correct information except size and type of this pump. thanks for helping.
  18. MIANCH

    PSV Selection

    Hi All, I'm reviewing fuel gas system documents that includes, KOD, Filter separators and pressure reducing valves. contractor engineering team has selected fire case psv for KOD and filter separators while fuel gas is natural dry gas with dew point -30 C. I feel that contract engineering team...
  19. MIANCH

    Pig Launcher & receiver Design Code for 4" Pipeline

    Hi, Can anyone from your experience guide me for 4" dia (22 km long) pipeline for hydrocarbon condensate whether pig launcher & receiver is mandatory or not. API 31.3 and other codes explain only components requirement but no specific guidelines for minimum pipe size. Please explain.
  20. MIANCH

    Methyphenylamine as Gasoline Booster

    Hi, I'm trying to find right information for Methyphenylamine as gasoline octane booster, I spend lot of time on internet and found nothing. Can anyone know about this chemical whether we can use in gasoline as octane booster or not. any literature or reference will help more for understanding...

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