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Recent content by Liefooghe

  1. Liefooghe

    Cost price for HVAC system in cleanrooms

    Dear sirs, can anyone give me a estimate of unitary cost price per m² for a HVAC system (generation, transport and terminal units) for clean rooms? with kind regards, Jan Liefooghe
  2. Liefooghe

    Specdific heat of water vapour at -20¦C

    Hi, can somebody tell me what Specdific heat of water vapour at -20°C is? with kind regards
  3. Liefooghe

    Air quality measurement in meeting rooms

    Hi all, I'm designing a office building for 900 people. This office building has 155 meeting rooms with a average of 7 people. The building is new and we have to design a fitt out. The buildings AHU (16000m³/h and 26000m³/H). THe local law requires 30m³/h per person in a meeting room. I dont...
  4. Liefooghe

    GMP guide

    Hello, I'm looking for a good GMP guide for usage in HVAC for pharmaceutical plants. Online or in store, With kind regards, Liefooghe Jan
  5. Liefooghe

    Estimation of hour

    I will keep that in mind.
  6. Liefooghe

    pressure loss in pipeline 300 cP and 800 cP

    Hi, I am looking for a table or graphic where I can find the pressure loss in pipelines for a product Iso (300 cP) and polyol with a viscosisty of 800 cP. With kind regards, Liefooghe Jan
  7. Liefooghe

    Estimation of hour

    I'm looking for a program or excel sheet which can tell me how much hours it will take to install a pipingsystem. Taking care of welding, fittings, screwing, flanges, valves, supporting... Shop and field work seperated if possible. With kind regards, Liefooghe Jan
  8. Liefooghe

    Hydrogen Peroxide

    Jacobs Engineering group did the piping design
  9. Liefooghe

    Hydrogen Peroxide

    Hello, A pipe system is filled with Hydrogen peroxide. When in a pipeline which ends with a valve and the valve is closed and there remains a little bit of Hydrogen peroxide, What happens when in the summer the peroxide in the pipe heats up from 68°F (ambient) to 104°F (summer). Will it expand...
  10. Liefooghe

    citric acid = lactic acid ?

    Is citric acid the same as lactic acid? If not what are the differances and comparisons? Kind regards, Lantyr
  11. Liefooghe

    Chemical Resistance of piping materials

    The firesystem is cleaned with steam. I'm sure that tubercles will be present. 254 SMO is a material which is simmilar to Hasalloy but a bit cheaper. A other possibility is dubble walled piping system. CS pipes with teflon or PTFE.
  12. Liefooghe

    Chemical Resistance of piping materials

    I've received a mail which states that SS 254 SMO is the best SS material which stands against bromine and hypochlorite.
  13. Liefooghe

    Chemical Resistance of piping materials

    We want to have a sprinklingsystem to be flusched with steam. In that sprinklingsystem we will add Sodium Hypochlorite and Bromine for bacteriacide. My question is what kind of pipe material may we use? We would use Stainless Steel piping but what kind? The water is at 260-300 °F (Steam) Are...
  14. Liefooghe

    Stainless Steel pipe with Hypochlorit and Bromide

    The translation is Bromine and Sodium Hypochlorite which is going trough the pipes while they are flusching with steam.
  15. Liefooghe

    Stainless Steel pipe with Hypochlorit and Bromide

    I want to have a pipe system filled with water. In that pipe system I will add Hypochloride and Bromide for bacteriacide. My question is what kind of pipe material may I use? We allready know we are going to use Stainless Steel piping but what kind? The water is at 130-150 °C (Steam) Are there...
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