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What are the steps for loading molecular sieves into molecular sieve purifiers in air separation equipment

What are the steps for loading molecular sieves into molecular sieve purifiers in air separation equipment
Sep 26, 2023
Author: DEAR AST

For users with external activation conditions, follow the following steps:

1) Firstly, thoroughly activate the molecular sieve to be filled and wait for filling;

2) Disassemble the air inlet pipe and filter pipe at the top of the purifier preparing to load the molecular sieve;

3) Load the activated molecular sieve into the container until it is full, and note the amount of molecular sieve filled. In order to fill tightly, a wooden hammer can be used to strike the head of the cylinder;

4) After installing the molecular sieve, reinstall the pipeline, filter tube, and valve. And it should be noted that the screws connecting the flange should be tightened evenly and symmetrically; The valve needs to be degreased and packed properly; The packing of the nitrogen heating valve should also be made of high-temperature resistant expanded graphite or asbestos wire.

For users without external activation conditions, the molecular sieve can be directly loaded into the purifier after removing the powder. The loading steps and precautions are the same as those in 2), 3), and 4) above, except that the newly replaced molecular sieve can only be used after regeneration in the device.

DEAR Air Separation has rich project engineering experience and continuously utilizes innovative technologies to optimize equipment energy conservation and safety. It is a major manufacturer and gas supplier of air separation equipment in China.

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