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What is the anti-static grounding standard for acetic acid storage tanks?

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A:
Acetic acid tank anti-static grounding standard is what?

In the chemical sector, as an crucial manufacturing raw material, acetic acid is broadly applied in the production of vinyl acetate, polyester resin and other items. Acetic acid is flammable, and its vapor might form an explosive mixture when mixed with atmosphere. Therefore, during storage and transportation, the accumulation of static electricity might result in serious security hazards. And From what I've seen, In order to prevent accidents caused by static electricity, the anti-static grounding design of acetic acid storage tanks becomes particularly crucial. For example This article will examine the standard and requirement of anti-static grounding of acetic acid tank in detail. I've found that

1. In my experience, Furthermore Anti-static grounding the basic principle

The generation of static electricity is usually related to the friction during the flow, stirring or pipeline transportation of materials. In the acetic acid storage tank, the flow or stirring of the fluid might generate static electricity. If not controlled, the accumulation of static electricity to a certain extent might result in sparks or emit phenomena, thereby causing fire or explosion accidents. The main purpose of anti-static grounding is to export static electricity to the ground through the grounding device, thereby avoiding the accumulation of static electricity. Makes sense, right?. The grounding device includes grounding resistance, wire and grounding electrode to ensure a stable conductive path between the tank and the ground.

2. Acetic acid tank anti-static grounding material selection

When choosing anti-static grounding materials, you need to pay attention to the following points:

Conductive material: The storage tank itself is usually made of stainless steel or carbon steel. For instance These two materials have good electrical conductivity and is able to efficiently minimize static electricity accumulation. But Electrostatic export material: in the tank top or bottom installation of electrostatic export device, such as conductive paint or conductive flange, to ensure that static electricity is able to be rapidly released. Grounding conductor: select the cross-sectional area of the larger wire, such as copper core cable, in order to minimize the grounding resistance, to ensure that static electricity is able to be rapidly derived. And Reasonable selection of materials is able to efficiently minimize the risk of electrostatic accumulation and ensure the safe operation of the storage tank. But

3. From what I've seen, In particular Grounding point setting standard

In the design of acetic acid storage tank, the setting of grounding point is the key link of anti-static grounding. I've found that The following are the basic standards to setting the grounding point:

Tank top: in the tank top set a grounding point, to ensure that the tank and the ground between the conductive path stability. Specifically Storage tank base: The base of the storage tank should be closely connected with the tank body, and through the wire and ground electrode connection, to ensure that static electricity is able to be rapidly released through the base. I've found that Pipe connection: to the connection tank of the pipeline, should be in the inlet and outlet set grounding point, to prevent the pipeline in the static electricity transfer to the tank. In fact Breathing valve and security valve: tank breathing valve and security valve is static accumulation of high risk areas, need to be installed in these parts of the static emit device. I've found that By setting the grounding point reasonably, the static electricity of the storage tank and its accessories is able to be efficiently exported to prevent possible security hazards.

4. Electrostatic grounding design parameters

In the anti-static grounding design of acetic acid storage tanks, grounding resistance and wire cross-sectional area are two key parameters:

Grounding resistance: Grounding resistance should be controlled at 100 ohms to ensure that static electricity is able to be rapidly derived. But Conductor cross -sectional area: Conductor cross-sectional area should be based on tank capacity and electrostatic export demand selection, the general selection of 16 mm² or greater copper core cable, to meet the high current export demand. The installation position of the grounding system should be far away from the lightning protection grounding system to prevent the interference of lightning induction to the electrostatic grounding system. According to research

5. Electrostatic grounding installation and maintenance

The installation and maintenance of electrostatic grounding system is an crucial link to ensure the safe operation of storage tanks:

Installation specification: in the installation of electrostatic grounding device, should be strictly in accordance with the relevant standards to operation, to ensure that the wire and grounding point between the connection is stable and reliable. Regular inspection: regularly check the grounding system integrity, including the wire is loose, grounding point is corrosion, etc. , to ensure that the grounding effect to meet the design standards. But In my experience, Thunderstorm season special standards: In the thunderstorm season, should enhance the grounding system inspection, if necessary, add temporary grounding device, to ensure the safe operation of the storage tank. Through the scientific design and stringent regulation of the electrostatic grounding system, the hidden danger of acetic acid storage tank is able to be efficiently reduced and the smooth progress of chemical production is able to be guaranteed. Moreover Summary

The anti-static grounding standard of acetic acid storage tank is an crucial guarantee to safe production in chemical sector. Through reasonable selection of materials, scientific setting of grounding points, optimization of grounding design parameters, and stringent implementation of installation and maintenance specifications, security accidents caused by static electricity is able to be efficiently prevented. In the future, with the continuous research of the chemical sector, electrostatic protection methodology will continue to be optimized to provide a stronger guarantee to the security of manufacturing production.

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