2019年10月30日星期三

Vertical slurry pump routine maintenance What are the points?

Vertical slurry pump from the principle of belonging to the centrifugal pump, conceptually refers to the use of centrifugal force (impeller rotation of the pump) the role of the solid and liquid mixed media to increase energy of a mechanical, electrical energy into media Kinetic and potential energy equipment. What are the points of daily maintenance of vertical slurry pump? 1) Bearing water pressure, water to meet the provisions, at any time to adjust (or replace) the degree of tightness of the filler, do not cause shaft seal leakage. And timely replacement sleeve. 2) When replacing the bearing, be sure to ensure that the bearing assembly is dust-free and the lubricating oil is clean. The bearing temperature during pump running is generally not more than 60-6500C and not more than 750C. 3) To ensure the motor and pump concentricity, to ensure complete and correct elastic pad coupling, damaged promptly replaced. 4) To ensure that the pump components and piping system is installed correctly, solid and reliable. 5) Some components of the slurry pump belong to wearing parts, we should pay attention to the loss of wearing parts in daily use and repair or replace them in time. Slurry pump wearing parts repair or replacement process to ensure that the assembly is correct, the gap adjustment is reasonable, to avoid the phenomenon of friction astringent. 6) Slurry pump suction piping system must be leak-free state, while in operation should pay attention to the suction port is blocked. Slurry pump to deal with more media with solid particles, so placed in the pump into the grid should be consistent with the requirements of the slurry pump particles can be reduced to reduce excessive particles or long fiber material into the pump may cause blockage may Sex. (Editor: Huang Nengwen QQ:)

1. Product introduction

Coal-based columnar net gas Activated Carbon is cylindrical, tasteless non-toxic; as high quality Anthracite the raw material, by process of crushing, mixing, extrusion, molding, drying, carbonization, activation and made. It has reasonable pore structure, good adsorption properties, high mechanical strength, able to withstand the high temperature, high pressure and not easily broken, easy to regenerate, and low cost characteristics. It is widely used in sewage treatment, gas treatment, solvent recovery, desulfurization and denitrification, nitrogen making machine, air separation equipment, paint shop and other fields.


2. Application

a.Coal columnar net gas activated carbon used for purification, such as chemical raw materials, pharmaceutical chemical synthesis gas, industrial gas, nitrogen, chlorine, hydrogen chloride, ethylene hydrocarbons, ozone, ethane, butane, cracking gas, carbon dioxide and hydrogen used in beverage; atomic facilities exhaust inert gas and remove the pollutants; also separate and purify mixed gas. It also can be used for gas masks and protective equipment disinfection and filtration.

b.Coal columnar net gas activated carbon is mainly suitable for industrial waste treatment, such as waste gas power plant, chemical plant gas, coking plant, smelting plant, oil plant. Coal columnar net gas activated carbon rely on the good adsorption capacity, developed gap, high iodine value can make a cleaning purpose.

3. Adsorption purification principle and process

The physical properties of coal-based activated carbon introduction: it is cylindrical black particles; the physical, chemical properties analysis of carbon is a porous carbon, the highly developed pore structure makes it has large surface area, so it is easy to full contact with toxic and harmful gases in the air (and harmful impurities), so this highly developed capillary and pore structure formed a powerful adsorption force field, which gives the unique adsorption properties of activated carbon.

Adsorption: the organic waste gas passes through the filter removed the solid particulate material, from the upper to the lower into the adsorption tank. The organic matter is captured, absorbed and concentrated by the activated carbon, and the purified air is discharged from the lower part of the tank through the main fan into the atmosphere.

Stop: when activated carbon adsorption reached saturation,it stops to inhalation waste gas; and then blowing up into the steam through the activated carbon bed, which expelled the organic matter from the activated carbon, and the subsequent restoration of desorption, activated carbon activity is recycled.

Hot air drying and cooling: the activated carbon layer after desorption remains 80%-90% steam condensate which can in reducing carbon layer activity; therefore using the hot air to dry, close the steam valve, and then through the air cooling at 25 DEG C, activated carbon can be recovered into the circulation.


Columnar Net Gas Activated Carbon

Regenerate Activated Carbon,Good Adsorption Activated Carbon,Net Gas Activated Carbon

Ningxia YiFeng RuiDa Activated Carbon Co.,LTD , https://www.nxyfrdhxt.com

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