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  1. New freezing plant on H/G trawler *First Visit* part 3

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    360 degree picture of the area where our welding contractor set up.
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    General arrangement plan (GA-plan from now on) showing the layout of evaporators in the cargo hold, liquid separator can be seen below the first row of evaporators to the left in the picture
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    All the valves for the plant neatly sorted and marked with Pos.no according to the piping diagram (we were lucky the ...
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  2. New freezing plant on H/G trawler *First Visit* Part 2

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    Day 2, welding company surging ahead with the suction pipe from liquid separator to compressors
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    View from aft for factory, plate freezers on the left. In the picture is our project manager (black t-shirt) and the ships technical consultant (blue jacket). they were discussing the distance between the pillar and the return collector on the plate freezers.
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    Same as above
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  3. New freezing plant on H/G trawler *First Visit*

    Thought I'd try out the blog feature

    This week I have been in Poland to start the building of a new NH3 freezing plant on a Norwegian trawler that has just been cut in half and lengthened 14 meters.

    The ship was cut just forward of the engine room, and the new piece was put in to make the cargo hold and factory area bigger.

    As it said in the header, it's a H/G trawler (H/G meaning head and guts), so all they do to the fish once it's on board is remove ...
  4. Liquid Floodback at its Finest!


    I first mentioned this story back in the summer of 2013. Since then the problem reoccurred and further measures were taken. This is an updated account from start to finish.

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    You're looking at a low stage Mycom compressor liquid-filled all the way up the discharge line! You are probably wondering how something like this can even happen? The story goes like ...
  5. Brazing on an Operating System



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    It goes without saying that brazing on an operating system is not recommended. Actually,it's highly discouraged!

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    Unfortunately there are those moments when desperate times call for desperate measures. I was on call and had to travel two hours out of town hoping I had what I needed. I arrived to find a copper liquid line that had been worn through by the clamp that was meant to support
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