APOSTILA CALDEIRARIA SENAI PDF

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Locate the steam trap below the lowest 8.

One of the most important rules for steam trap 3. Martins, Damasceno, Awada – Pronto-socorro Pronto-socorro: Temperature control problems 2. The steam coil with the lowest pressure drop will allow steam to flow freely to the steam trap.

Boas práticas instalação de purgadores

Process Applications – Group Steam Trapping Practices Similar steam units unit heaters, tracers, steam coils, heat exchangers, etc. Each steam coil will have a different steam pressure drop from the steam inlet to the condensate outlet.

In colder weather conditions, the steam coils can freeze and fail. Air flow differences entering the steam coils. There are a few cases where grouping steam components to cakdeiraria steam trap is acceptable, but there are very few process applications where group steam trapping is apostial.

Assume that each steam coil is supplied with steam at the same pressure and that all the steam coils are the same size. Steam in the discharge line from the steam coil with the lowest pressure apotsila will prevent proper condensate drainage, due to the steam pressure in the condensate drainage system.

The steam coils discharge condensate into a common condensate header pipe with one common steam trap for all senqi steam coils.

Freezing in cooler climates 5. COM allowed to drain.

The steam trap, sensing steam, will go into the closed position. Install a visual indication of steam trap perfor- 6.

Latent energy release and phase change which causes a reduction of occupied area. Different fouling factors on the outside of the heat transfer.

Premature component failures a.

The pressure drop results from:. The condensate, having only sensible energy, will reduce the steam coil performance and in some cases cause water hammer. When steam condenses in the condensate drainage line the caldeirariw blanketing affect is released and condensate from all coils will be.

Boas práticas instalação de purgadores

Install one stream trap for each steam heat transfer 2. Restriction of flow to the individual heat transfer unit, caused by internal restrictions, such as steam header pipe, tube diameter, or number of tubes.

Typical problems with group steam trapping: Check valves should be installed after the steam. This action will cause temperature fluctuation, water hammer and may cause freezing in colder climates. Three steam heated coils; the steam coils are separate units, or three caldeirraia parts of one air heating system. Carbonic acid deterioration in the condensate drainage system.