The role of metal hose and the application of bellows compensator

2023-09-12


The installation of metal hoses at the inlet and outlet of the storage tank can laterally compensate for the expansion and contraction of the pipeline and the deviation of the pipeline installation caused by temperature changes.

1. Compensate for the deviation and installation deviation of the pipeline caused by temperature changes

The installation of metal hoses at the inlet and outlet of the storage tank can laterally compensate for the expansion and contraction of the pipeline and the deviation of the pipeline installation caused by temperature changes.

2. Reduce secondary disasters caused by earthquakes

The storage tank in the tank area belongs to a thin-walled round barrel structure, which stores flammable and explosive liquids, which often cause serious disasters during earthquakes.

   After previous earthquakes, it was found that during the earthquake, the storage tank and the pipeline connected to it were relatively displaced, resulting in a lot of stress. The equipment, pipe fittings, fixed supports, etc. connected to the pipeline were subjected to excessive force and torque. In severe cases, the tank body can be damaged, resulting in liquid storage leakage accidents.In order to reduce stress and overcome the above-mentioned forms of damage, the piping system must be designed to be flexible enough.The metal hose is flexible enough to reduce the stress in the pipeline and reduce the thrust of the pipeline on the storage tank and support, thereby protecting the storage tank.

3. Compensate for the displacement of the foundation sinking of the storage tank or the sinking of the pipeline support

After the storage tank is completed, the storage tank and the pipeline connected to it have more or less foundation settlement, and practice has proved that the metal hose is flexible enough to compensate for the decline in foundation settlement.

Bellows are habitually called bellows compensators and expansion joints. They are a kind of compensation device used to use the telescopic deformation of the elastic elements of the bellows to absorb the dimensional changes caused by the thermal expansion and contraction of pipelines, conduits, or containers. It belongs to a kind of compensation element.It can absorb axial, transverse, and angular displacement, and is used to absorb vibration and reduce noise in the heating displacement and mechanical displacement of pipelines, equipment, and systems.

1.Hot and cold pipes in various industries;

2.Need to restrict the import and export pipelines that take over load-sensitive equipment;

3.Pipes that need to absorb and isolate high-frequency mechanical vibration;

4.Consider pipelines that absorb earthquakes or foundation subsidence.

Compensate

Related information


Standard for installation of bellows compensator and metal bellows

First measure the full length of the prepared bellows compensator (including the connecting flange), draw a positioning center line for the installation of the compensator on the pipe.

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Refractory properties and non-metallic expansion joint materials

Refractory materials refer to inorganic non-metallic materials with a refractoriness of not less than 1580℃.It includes ore and various products made by the process required by the purpose.

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The role of metal hose and the application of bellows compensator

The installation of metal hoses at the inlet and outlet of the storage tank can laterally compensate for the expansion and contraction of the pipeline and the deviation of the pipeline installation caused by temperature changes.

2023-09-12

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