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Evaluation standard for 81 cubic meter air purifier test chamber

Date: Sep 23,2020 Views: 392

Application

New fan for household and similar purposes, a kind of air appliance that directly provides residents' families with treated air, mainly including ventilation, purification function, but also can heat cross heat, heating, humidification and other auxiliary functions, Including one-way flow new fan, two-way flow new fan and so on

Evaluation standard for 81 cubic meter air purifier test chamber

It is used to evaluate the capability parameters of the new fan to replace or dilute indoor gaseous pollutants (formaldehyde, carbon dioxide, TVOC, etc.) by exchanging with the outside air under the rated state and specified test conditions

Manufacturer: Dongguan Huanyi Instrument Technology Co., LTD

Test preparation

The test prototype and pollutant concentration sensor should be arranged in accordance with FIG. 1(schematic diagram of new one-way flow fan) and FIG. 2(schematic diagram of new two-way flow fan).

Sampling points 1 and 3 are 50 cm from the inner wall of the cabin and 1.5m from the cabin floor;Sampling point 2 is located in the center of the test chamber.The exhaust outlet of the test prototype should be located below *, the central axis of the plane in which it is located, and the lower edge should not be more than 20cm from the ground.

If the sensor of the new fan is separated from the whole machine, the sensor should be placed at the air outlet of the whole machine for testing, as close as possible to the air outlet.

Note: The pressure difference between inside and outside the test chamber is adjusted by auxiliary exhaust, and the pressure difference between inside and outside the test chamber is monitored by micro-manometer. The position of the measuring point is shown in Figure 1 and Figure 2.During the test, the measuring port avoids the tuyere




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