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Topic: Acoustic Insulation for Mining Rigs - page 2. (Read 338 times)

legendary
Activity: 2170
Merit: 6279
be constructive or S.T.F.U
May 26, 2021, 08:48:57 PM
#2
Since this is BTC only, I assume you are talking about ASIC miners noise, while I do like the topic and I do think that to some degree that loud noise can be reduced, I would advise against mining for anyone that thinks the noise is an issue, if you have to worry about the noise then you will cripple your "racing horse", people have no idea how tight profits in mining are, they google the "revenue for x miner" and expect things to work so great, which is not how it works, I am pretty sure the majority of small miners end up losing money, I believe most of us here agree to that.

Buying a mining gear at a reasonable price is no longer an option, adding an extra cost for cooling and then sound suppression materials will simply shift the odds against you even further, you want to keep your business cost as low as possible if you want to stand a chance of making a profit on your investment.
legendary
Activity: 1638
Merit: 4508
**In BTC since 2013**
May 26, 2021, 07:25:48 AM
#1
Mining rigs need a good cooling system to keep equipment at an adequate temperature. The higher the rig, the more cooling is required, causing an increase in noise. When the rig is close to a house, the noise can become unpleasant or uncomfortable, especially if it affects others who are not involved in mining. Therefore, it is important to create good insulation to reduce this noise impact.

This topic presents some ideas of sound insulation, which can be used in mining rigs. The topic was developed based on information collected from the manufacturer AMC Mecanocaucho (I have no connection to this company).


NOISE LEVEL

The first thing to analyze is the noise level of the place. The ideal is to keep this level below 60db.
A mining rig, depending on the refrigeration equipment used, can easily reach 80db, requiring a reduction of up to 20db. But it is not enough to just reduce the db, it is necessary to choose the appropriate insulation for the type of noise frequency.

This company offers an application that allows you to analyze the noise level of a space, and thus have a sense of how many db are recommended to be reduced and which equipment to use.
You can see more details here.


SOUNDPROOFING
Here are some isolation models, which can help to reduce 10 ~ 20db, the noise of a space.
Find the full list here.

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MODEL PD

Perforated PVC coating and insulating polyurethane foam.
Ideal for the interior of soundproofed or vehicle cabins, good insulation.
Available in colors: Beige; White; Black

Reduction level (estimated value):
  • PD-15mm 10db
  • PD-25mm 8db
  • PD-40mm 18db

Technical details.
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MODEL PF

Black fabric film and insulating polyurethane foam.
Ideal for the interior lining of soundproofed or vehicle cabins, good insulation.

Reduction level (estimated value):
  • PF-15mm 11db
  • PF-25mm 12db
  • PF-40mm 11db

Technical details.
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MODEL AGLO

Perforated PVC coating and 150 Kg/m3 density agglomerated polyurethane foam.
Ideal for the interior lining of soundproofed or vehicle cabins, good insulation.

Reduction level (estimated value):
  • AGLO D-20mm 23db
  • AGLO D-40mm 23db
  • AGLO FAR-20mm 21db
  • AGLO FAR-40mm 18db

Technical details.
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MODEL FD

Perforated PVC coating and M-1 flame retardant insulating polyurethane foam.
Ideal for covering the interior of soundproofed or vehicle cabins, good insulation and insulation with fireproof behavior M-1.

Reduction level (estimated value):
  • FD-15mm 13db
  • FD-25mm 11db

Technical details.
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MODEL FAR

Black woven fabric film and M-1 flame retardant insulating polyurethane foam.
Ideal for covering the interior of soundproofed cabs or vehicles, good insulation and insulation with fireproof behavior M-1.

Reduction level (estimated value):
  • FAR-15mm 10db
  • FAR-25mm 10db

Technical details.
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MODEL FARM

Black fabric film, M-1 flame retardant polyurethane foam and heavy viscoelastic mass of 5kg/m2.
Ideal for covering the interior of soundproofed cabs or vehicles, good insulation, insulating with good behavior
flame retardant M-1 and damping blade that increases mass and dampens vibrations.

Reduction level (estimated value):
  • FARM-15mm 12db
  • FARM-25mm 13db

Technical details.
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MODEL PDM

Perforated PVC coating, insulating polyurethane foam and heavy viscoelastic mass of 5kg/m2.
Ideal for the interior of soundproofed cabs or vehicles, good insulation and with damping blade
which increases the mass and dampens vibrations.

Reduction level (estimated value):
  • PDM-15mm 12db
  • PDM-25mm 12db
  • PDM-40mm 20db

Technical details.
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MODEL PFM

Black fabric film, insulating polyurethane foam and heavy viscoelastic mass of 5kg/m2.
Ideal for the interior of soundproofed cabs or vehicles, good insulation and with damping blade
which increases the mass and dampens vibrations.

Reduction level (estimated value):
  • PFM-15mm 14db
  • PFM-25mm 14db
  • PFM-40mm 14db

Technical details.
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MODEL PT

Self-extinguishing polyurethane honeycomb foam.
Thermal insulation, good sound insulation and decorative aspect.

Reduction level (estimated value):
  • PT-30mm 8db
  • PT-50mm 8db

Technical details.
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MODEL PT FIREPROOF

Alveolar M-1 flame retardant melamine foam.
Thermal insulation, fireproof M-1 behavior, very good acoustic insulation and decorative appearance.

Reduction level (estimated value):
  • PT-30mm IGNIFUGO 9db
  • PT-50mm IGNIFUGO 10db

Technical details.



STRUCTURE OF RIG
Another important thing in mining rigs is the air flow. The space must be well ventilated, for fresh air to enter and equipped with a hot air extractor. But these openings can cause the noise to spread, despite the insulation that can be used.


That is why it is essential to place the air inlet and outlet, in an area or opposite direction where people may be. Ideally, the openings are at the top, in an area with a large volume of air. The inlet and outlet openings, created for ventilation, must use insulating material. If possible, installing double walls will also help to reduce the noise generated by ventilation.

For more tips on this subject, you can see here.


I hope this information is helpful.
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