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  1. Chemister

    Warehouse space heating

    Thank you so much for your help and insights. I couldn’t have better understood the system without your guidance. Yes, I definitely lack experience and knowledge of HVAC systems, as this is part of a university project for a course I’m taking. I understand that the warehouse is pressurized by...
  2. Chemister

    Warehouse space heating

    I am attempting to account for the energy flows. Air is introduced into the warehouse via the makeup air unit, and there are no dedicated vents, so the air leaks out naturally. At the same time, cold air infiltrates through cracks in the building envelope.I am attempting to account for the...
  3. Chemister

    Warehouse space heating

    I was able to gather that the unit heaters are always set for 7C with glycol continuosuly circulating through them. The unit heaters are controlled individually by their fans (ON/OFF/Auto mode). The make up air unit are usually always on. The door heaters are only on if the doors are opened in...
  4. Chemister

    Warehouse space heating

    Thank you all for the helpful answers. I appreciate your guidance and I will reach out to the facility to gather the specifics you have highlighted. For the calculation of heat flux through construction barriers I will use Q=A U ΔT Where A is the area of the barrier (wall or roof) U- barrier...
  5. Chemister

    Warehouse space heating

    I am currently working on an energy management project focused on an industrial warehouse (pulp). I am trying to understand how the warehouse is heated to estimate the energy used and suggest energy saving measures. From what I understand so far, glycol is heated either by a separate boiler (its...
  6. Chemister

    Desalting of Bitumen in Upgrading facility

    When bitumen is received by an upgrading facility, it is often accompanied by salt and water. In the desalter, bitumen is washed with fresh water, and a de-emulsifier is added to assist in phase separation. I have read that salt removal is challenging because salts are trapped within a bitumen...
  7. Chemister

    Quantitative risk assessment of crude oil pipelines

    Thank you for providing this resource. Unfortunately, my professor is requiring us to provide something novel within a short time frame. I have read some parts of the standard, and I am wondering what the event tree would look like for the crude oil in the case study I am dealing with. Given...
  8. Chemister

    Quantitative risk assessment of crude oil pipelines

    I intend to apply Quantitative Risk Assessment (QRA) methodology to crude oil pipelines. The methodology involves identifying potential release sources and assessing the frequency and consequences of various incident scenarios. I found a paper with a case study but I have to come up with...
  9. Chemister

    Quantitative risk assessment of crude oil pipelines

    @LittleInch Thanks for your response. Actually the data supports exactly what you said that no hole (ancillary equipment failure eg. valve) (8 events), rupture (7 events) and pinhole (7 events) are the significant risks of failure compared to split ( 1 event) and fissure (5 event)...
  10. Chemister

    Quantitative risk assessment of crude oil pipelines

    Currently, I am working on a project that necessitates a quantitative risk assessment of crude oil pipelines. I have collected data on crude oil incidents from the CONCAWE cross country European oil pipeline. The database includes incidents for 3 types of service: crude, refined products, and...

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