Replacement requirements for natural gas molecular sieve desiccant


Release time:

2023-04-19

Source:

network

Open the bottom flange of the adsorption dryer equipment, discharge the adsorbent in the adsorption tank, and then use a vacuum cleaner to clean the bottom dust and debris. 2: Check whether the wire mesh under the sieve plate at the bottom of the adsorption tank is damaged. If it is damaged, you need to replace the stainless steel 40 mesh or 60 mesh wire mesh. It is best to use a double-layer stainless steel wire mesh. 3: After the bottom flange is installed, test the sealing condition for air leakage. 4: Open the top flange, pour the molecular sieve from the top flange into the adsorption tank,

Open the bottom flange of the adsorption dryer equipment, discharge the adsorbent in the adsorption tank, and then use a vacuum cleaner to clean the bottom dust and debris. 2: Check whether the wire mesh under the sieve plate at the bottom of the adsorption tank is damaged. If it is damaged, you need to replace the stainless steel 40 mesh or 60 mesh wire mesh. It is best to use a double-layer stainless steel wire mesh. 3: After the bottom flange is installed, test the sealing condition for air leakage. 4: Open the top flange, pour the molecular sieve from the top flange into the adsorption tank, and fill it to the highest part of the flange. If possible, fix it on the top of the flange with a vibration motor, and vibrate for 10-20 minutes without a vibration motor. The equipment is poked into the adsorption tank with a wooden stick to ensure that the molecular sieve on the edge of the adsorption tank is filled in place. effect. 5: It is best to replace the natural gas desiccant at one time, for fear that the desiccant will absorb moisture in the air and affect the drying effect. 6: After the filling is completed, back-purify with dry compressed air to discharge the internal dust from the sewage outlet, repeat 2-3 times, so that the dryer equipment can reach the best state.


keyword:

Replacement requirements for natural gas molecular sieve desiccant

Adsorption principle of a molecular sieve

l cations (such as Na+, K+, Ca2+, Li+, etc.) exist in the crystal lattice to balance the excess negative charge in the crystal. According to the crystal structure, molecular sievesare mainly divided into: A type, X type, Y type, etc.

Increase efforts to reduce emissions in various places, eliminate backward production capacity

September 17,Hangzhou -- According to the “News and Newspapers Abstract”, China National Radio (CNR), local governments have further increased energy conservation and emission reduction efforts. Several small thermal power units were dismantled by blasting in Zhejiang; in Jiangsu,176 companies that produce, sell and use Ozone Depleting Substance (ODS) have completed the elimination or replacement work.

Properties and applications of molecular sieves

The function of a molecular sieve in adsorption or repulsion is affected by the electrical properties of the molecule. Synthetic zeolites have a special function of selective adsorption depending on the size and polarity of the molecules, so that the gas or liquid can be dried or purified, which is the basis for the separation provided by the molecular sieves. Synthetic zeolites can meet a wide range of industrial requirements for adsorption and selective properties, and synthesize zeolite molecular sieves are also widely used in industrial separations.

A synthetic hydrated aluminosilicate (zeolite) or natural zeolite

A synthetic hydrated aluminosilicate (zeolite) or natural zeolite with the function of screening molecules. Its general chemical formula is (M'2M)O·Al2O3·xSiO2·yH2O, and M', M are monovalent and divalent cations such as K+, Na+, Ca22+, Ba22+, etc. respectively. It has many channels with uniform pore size and neatly arranged pores in its structure. Molecular sieves with different pore sizes separate molecules of different sizes and shapes. According to the different molecular ratios of SiO2 and Al2O3, molecular sieves with different pore sizes are obtained. Its models are: 3A (potassium A type), 4A (sodium A type),

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