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General Information about the Product
Chapter 8: General Information about the Product
8-1 Refrigerator Noise
The structure of the machine room and freezer, where cause of the kimchi refrigerator's noise is located, is
shown in the following figure. When the refrigerator is running, the main source of noise is the fan Motor that
Fan Motor
cools the machine room's Compressor and Condenser.
Noise
Source
8-1-1 How to SVC a Noise Claim
CLAIM
SVC
(1) The default method for noise reduction
▶ Block : The propagation path of the sound is blocked with high-density sound insulation material so that
:
▶ Using sound-absorbing materials : Similar to blocking, putting materials like Styrofoam or glass wool in
(
:
▶ anti-vibration : Does not let the mechanical vibrations generated when operating machines with driving
(
▶ Maintain dynamic equilibrium : The dynamic imbalance of the rotor is reduced to a minimum
:
▶ Affix the vibrating part : Depending on the situation, affix the vibrating part firmly so that it doesn't shake
(
)
:
▶ Removing the contact : For sounds made when objects periodically collide with each other, separate the
:
:
Compressor,
.
Figure. kimchi refrigerator noise generator schematic
(
.
the noise from the sound source doesn't reach people's ears. (Effective in high frequency areas)
.)
,
.)
parts spread to other remaining materials. (Using anti-vibration rubber, etc.)
any more.
two objects or affix the parts firmly.
28
Condensor
Compressor
)
the sound's propagation path to absorb the sound. (Effective in low
frequency areas)
(Glass Wool)
.
33
.
.
.
.
.
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