When to turn the fridge off

UKtramp:

the nodding donkey:
Cold storage CEO. (University degree. Rich papa. Two years in the job)
“Blimey, we’ve increased the size of this new cold storage facility by about 10 times and doubled the height, and suddenly we can’t seem to keep the temperature steady by just blowing cold air in from the top. What ever can we do?”

Cold store employee. (3 gcse. 26 years in cold storage depot)
“Stands to reason, its a bigger space, blow it in from top and bottom”

Cold storage CEO.
“Don’t be ridiculous, what do you know about refrigeration? We’ll engage a specialist consultant”

Specialist consultant.
“I have spend 6 months writing this 397 page report, and recommend that you blow air in from both the top and the bottom of the warehouse. That’ll be £260.000 ta very much.”

Cold storage CEO.
“Due to expenditure this year, there will be no bonus for the employees. But because I solved the cooling problem, I get a £50.000 bonus, and extra share options”

Little bit more complex than that Donkey. Try calculating it yourself, you need the correct temps and airflow. Not simply blowing air. Stick to what you do best and pop my text into a grammar checker. Your making yourself look insane.

Calling out your spelling and grammatical errors would be a full time job, and I have better things to do.
Consultants are very good at two things. Making simple things look complicated. And blowing smoke up the arse of those who are in charge of companies.

What do you call 50 consultants on the bottom of the sea?

the nodding donkey:
Consultants are very good at two things. Making simple things look complicated. And blowing smoke up the arse of those who are in charge of companies.

What do you call 50 consultants on the bottom of the sea?

Let me take a stab in the dark here, “A good start”?

I am having trouble understanding what you’ve written in post #94, describing airflow in a cold store. It is a cold store you’re describing I take it not a plant to chill and/or freeze goods?
When you describe: " when the cold air falls through the air it warms up and … has lost a lot of the energy put in it".
Air doesn’t “fall”’ “rise” or otherwise flow through itself. There may be currents and flows either from convection or forced by fans etc but air flowing through air? Also if air falls and gains temperature as you described then surely it has gained energy, not lost it?
If describing a plant to change (lower) a product’s temperature then there is need for a high air flow to extract hest energy from the product. If it’s a storage facility then the product should be at temp before bring introduced into the store? A close stacked block of palletised product of uniform temperature will have, by definition, no hot spots so will not need a hogh air flow.
Maybe you are a Reefer God but your “simplified explanation” which we “deserve” is somewhat confusing.

Anyone care to look up a quote from Richard Feynmann about the simplicity of explaining what we REALLY understand?

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Now ■■■■ off as I am trying to listen to Mozart - Requiem in D minor. You are disturbing me.

Franglais:
I am having trouble understanding what you’ve written in post #94, describing airflow in a cold store. It is a cold store you’re describing I take it not a plant to chill and/or freeze goods?
When you describe: " when the cold air falls through the air it warms up and … has lost a lot of the energy put in it".
Air doesn’t “fall”’ “rise” or otherwise flow through itself. There may be currents and flows either from convection or forced by fans etc but air flowing through air? Also if air falls and gains temperature as you described then surely it has gained energy, not lost it?
If describing a plant to change (lower) a product’s temperature then there is need for a high air flow to extract hest energy from the product. If it’s a storage facility then the product should be at temp before bring introduced into the store? A close stacked block of palletised product of uniform temperature will have, by definition, no hot spots so will not need a hogh air flow.
Maybe you are a Reefer God but your “simplified explanation” which we “deserve” is somewhat confusing.

Anyone care to look up a quote from Richard Feynmann about the simplicity of explaining what we REALLY understand?

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Ahhh D minor, the saddest of all keys.

UKtramp:

Franglais:
I am having trouble understanding what you’ve written in post #94, describing airflow in a cold store. It is a cold store you’re describing I take it not a plant to chill and/or freeze goods?
When you describe: " when the cold air falls through the air it warms up and … has lost a lot of the energy put in it".
Air doesn’t “fall”’ “rise” or otherwise flow through itself. There may be currents and flows either from convection or forced by fans etc but air flowing through air? Also if air falls and gains temperature as you described then surely it has gained energy, not lost it?
If describing a plant to change (lower) a product’s temperature then there is need for a high air flow to extract hest energy from the product. If it’s a storage facility then the product should be at temp before bring introduced into the store? A close stacked block of palletised product of uniform temperature will have, by definition, no hot spots so will not need a hogh air flow.
Maybe you are a Reefer God but your “simplified explanation” which we “deserve” is somewhat confusing.

Anyone care to look up a quote from Richard Feynmann about the simplicity of explaining what we REALLY understand?

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0

Oh come on. I’ve seen better fake I.D.'s from Nigeria…

the nodding donkey:
Oh come on. I’ve seen better fake I.D.'s from Nigeria…

Probably where your driving licence is from Donkey?.

groovemachine:
Ahhh D minor, the saddest of all keys.

A mystery as to what happened to requiem in this key, it is a popular belief that he was on the edge and had been self diagnosed as dying.

UKTramp":
Just for the record, my last consultancy fee was in the £450 per day area. :open_mouth:

Not such a lot for all your so called extensive knowledge, I recently done a fortnight on the river Thames driving an old boat for 5 hours a day for £400 each day. But then I profess to kmow more aboat boating than anyone on here, maybe with the exception of Harry Monk but only if he has an unrestricted foreign going masters ticket which I once held but I let that expire …

raymundo:
Not such a lot for all your so called extensive knowledge, I recently done a fortnight on the river Thames driving an old boat for 5 hours a day for £400 each day. But then I profess to kmow more aboat boating than anyone on here, maybe with the exception of Harry Monk but only if he has an unrestricted foreign going masters ticket which I once held but I let that expire …

I give up, No mate your right, it isn’t a lot. I am so happy you earn big money with a rowing boat at your local park.

UKtramp:

raymundo:
Not such a lot for all your so called extensive knowledge, I recently done a fortnight on the river Thames driving an old boat for 5 hours a day for £400 each day. But then I profess to kmow more aboat boating than anyone on here, maybe with the exception of Harry Monk but only if he has an unrestricted foreign going masters ticket which I once held but I let that expire …

I give up, No mate your right, it isn’t a lot. I am so happy you earn big money with a rowing boat at your local park.

Is this you raymundo

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haha, sussed at last!!!

:smiley: :smiley: :smiley: That’s the picture I had in my head

UKtramp:

Franglais:
I am having trouble understanding what you’ve written in post #94, describing airflow in a cold store. It is a cold store you’re describing I take it not a plant to chill and/or freeze goods?
When you describe: " when the cold air falls through the air it warms up and … has lost a lot of the energy put in it".
Air doesn’t “fall”’ “rise” or otherwise flow through itself. There may be currents and flows either from convection or forced by fans etc but air flowing through air? Also if air falls and gains temperature as you described then surely it has gained energy, not lost it?
If describing a plant to change (lower) a product’s temperature then there is need for a high air flow to extract hest energy from the product. If it’s a storage facility then the product should be at temp before bring introduced into the store? A close stacked block of palletised product of uniform temperature will have, by definition, no hot spots so will not need a hogh air flow.
Maybe you are a Reefer God but your “simplified explanation” which we “deserve” is somewhat confusing.

Anyone care to look up a quote from Richard Feynmann about the simplicity of explaining what we REALLY understand?

Sent from my GT-S7275R using Tapatalk

0

Thank you for the clear and helpful response to my post. I can understand your explanation of cold stores much better now.
Have you ever considered moving your circle of influence wider? Your methods may be of use in some teaching establishments.
Oh, and I believe it’s more relevant to use Celsius in the UK and Europe. F is normally only used in the USA but maybe that’s changing now?

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raymundo:
haha, sussed at last!!!

Don’t like to brag but just taken delivery of my new boat

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Franglais:
Thank you for the clear and helpful response to my post. I can understand your explanation of cold stores much better now.
Have you ever considered moving your circle of influence wider? Your methods may be of use in some teaching establishments.
Oh, and I believe it’s more relevant to use Celsius in the UK and Europe. F is normally only used in the USA but maybe that’s changing now?

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Sorry buddy, I thought you was taking the ■■■■. Yes Celsius is the common reading in temp here in the UK and Europe. Dare I say I used to lecture at University in thermo subjects. I am sorry if I offended you it was unintentional. When speaking in terms of energy, it is the energy used to create the cold air in the beginning, not the air falling. In terms of cost you calculate the energy used in transferring the heat from inside the store to outside of the store. Believe me these are big figures.

Wow just wow how the ■■■■ did it go from a turning off a fridge trailer to the air flow in a cold store.Talk about taking a topic of track.

Colin_scottish:
Wow just wow how the [zb] did it go from a turning off a fridge trailer to the air flow in a cold store.Talk about taking a topic of track.

Just a typical thread then

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That’s last years model, you would look like the “poor relative” turning up in St Tropez in that. OMG have you no self respect man.