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The four principal ways of reducing the amount of radon accumulating in a house are Sub-slab depressurization (soil suction) by increasing under-floor ventilation; Improving the ventilation of the house and avoiding the transport of radon from the basement into living rooms; Installing a radon sump system in the basement; Installing a positive pressurization or positive supply ventilation system.
Similar(53)
A second application is illustrated by the study of the impact of the ventilation strategies (natural ventilation, exhaust ventilation, supply ventilation and balanced ventilation systems) on the passive SDS operation.
In situations where the air supply is laden with the contaminant that is going to be removed it is important to distinguish between the purging flow rate and the flow rate supplied by the ventilation system.
Visible smoke was used to evaluate the pressurization of AIIRs and to assess airflow patterns both within the IR and the ventilation zones and the ventilation system (supply air location, exhaust discharge, HEPA filters, and UVGI) was inspected.
A single ventilation system supplies and exhausts air for the nine floors in the southeast quadrant, independently of other areas in the building.
Forty-six tests are performed to observe the influence of parameters such as the mass flow rate, supply water temperature, fenestration and ventilation system effects and thermal load distribution.
In addition, the measured current using smart current sensors at the power cables, which supply the air conditioning and ventilation system, was transmitted to the monitoring platform and calculated by soft code for the energy consumption when the air conditioner is switched on.
Other aspects of the system, such as power supply, ventilation, security alarms, cameras and pumps, are controlled by a system called "control, regulating and surveillance".
Furthermore, the operating room should be supplied with a modern displacement ventilation system that is capable of maintaining bacterial counts of less than 10 cfu/m3 in the operation field.
Every building system -- water supply, ventilation, lighting, circulation, communication -- must be evaluated and hardened against attack by an enemy who has proved to be inventive and resourceful.
Whether the building has a mechanical exhaust-only, supply-only, balanced exhaust supply or natural ventilation system will influence the air infiltration rate through cracks in the building envelope.
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CEO of Professional Science Editing for Scientists @ prosciediting.com