In data centers, humidifiers primarily ensure that electrostatic discharges and damage to sensitive hardware are prevented.
In addition, evaporative coolers can be used in the exhaust air cooling system, thus significantly reducing operating costs for cooling the servers. The cooling effect achieved in the exhaust air is carried over to the intake air. Conventional cooling machines and cooling batteries can therefore be designed to be significantly smaller and more cost-effective. In addition to this, the ongoing operating costs for building cooling are reduced.
Schematic layout of the data center
Facebook in Luela, Sweden
Reduce energy costs
Indirect evaporative cooling in air conditioning systems is one way of generating regenerative cooling capacity. The reduction of the capacity and power requirement of a cooling machine for mechanical cooling through indirect evaporative cooling is based on the thermodynamic principle that air cools when it is humidified through the evaporation of water. The evaporation heat needed for the phase change of water is removed from the air and causes the desired cooling.
The potential energy savings of this efficiency measure can be determined using an energy simulation calculation based on exemplary system parameters and meteorological data for the location. The cooling effect achieved in the exhaust air is carried over to the intake air. Conventional cooling machines and cooling batteries can therefore be designed to be significantly smaller and more cost-effective. In addition to this, the ongoing operating costs for building cooling are reduced significantly. A PC or Android version is available free of charge at www.mycoolblue.de and an IOS version in the Apple App Store.
Example illustration of the energy contributions of an air conditioning system with evaporative cooling.
Calculated using the Coolblue 2.0 software tool from Condair.
Static charges
Static charge can occur during maintenance work, or on ungrounded components in the data center. This can lead to uncontrollable discharge shocks and the destruction of sensitive electrical components.
At a relative humidity of 50–55%, damp air increasingly settles on ions, making them heavier and less mobile in the electric field. The conductivity of the air and the material surfaces then increases, so that electrical charges are dissipated, which prevents the formation of potential differences.
Dry air below 40% RH can cause
electric potential differences
At 50–55% RH, electrical charges can
dissipate due to the increased conductivity
Condair quality
Our customized systems offer professional solutions for air humidification and dehumidification for the size and conditions of each individual room.
Because professional planning is the basis for functional quality and energy efficiency, we are happy to assist you right from the planning phase.
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