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Piastra tubiera dello scambiatore di calore

ASME SA182 Forged Tube Sheet for Shell and Tube Heat Exchanger with Fixed and Floating Tube Sheets Customized to Design

Marchio:	YUHONG
Numero di modello:	Tela
MOQ:	1
prezzo:	negotiatble
Tempo di consegna:	15-60 giorni
Condizioni di pagamento:	T/T

Informazione dettagliata

Descrizione di prodotto

Informazione dettagliata

Luogo di origine:

Cina

Certificazione:

ASTM/ ASME/ EN/

Imballaggi particolari:

Cassa in legno multistrato/pallet in legno

Capacità di alimentazione:

Secondo la richiesta del cliente

Evidenziare:

Customized Made As Design Tube Sheet

Fixed Tube Sheet Heat Exchanger Tubesheet

Floating Tube Sheet Forged Tube Sheet

Descrizione di prodotto

ASME SA182 Forged Tube Sheet for Shell and Tube Heat Exchanger, Customized Made As Design

Where You Can Find a Tube Sheet In a Heat Exchanger

This detailed explanation covers the functions of the "left" and "right" sides of a tube sheet in a shell-and-tube heat exchanger. Understanding this distinction is crucial as it relates to location, function, fluid handling, and mechanical state. The perspectives are:

Structural/Mechanical Perspective: Fixed End vs. Floating End
Process/Operational Perspective: Fluid Distribution End vs. Return End

1. Structural/Mechanical Perspective: Fixed Tube Sheet vs. Floating Tube Sheet

In the most common floating head heat exchanger, the roles of the two tube sheets are completely different.

Left Side: Fixed Tube Sheet

Location: Usually located at the end of the heat exchanger near the channel/header inlet.
Function:
- Rigid Attachment: This tube sheet is welded or bolted to the heat exchanger shell, and its position is fixed.
- Sealing and Separation: It provides a strict seal, separating the tube-side fluid from the shell-side fluid.
- Withstands Primary Stresses: It must withstand pressure from both the tube side and shell side, as well as thermal stress.
Characteristics: This is the foundation and reference point of the heat exchanger.

Right Side: Floating Tube Sheet

Location: Located at the end inside the floating head cover.
Function:
- Free Floating: This tube sheet is not fixed to the shell and can move freely axially within it.
- Thermal Expansion Compensation: Allows the bundle to freely expand or contract with temperature changes.
- Facilitates Maintenance: After dismantling the floating head cover, the entire tube bundle can be pulled out.
Characteristics: It is the "safety valve" of the heat exchanger.

Simple Analogy: Think of the tube bundle as a railway track. The Fixed Tube Sheet is the end where the track is firmly anchored, while the Floating Tube Sheet is the end mounted on rollers.

2. Process/Operational Perspective: Channel End vs. Return End

Even for fixed tube sheet heat exchangers, we distinguish between the "left" and "right" sides based on fluid flow path.

Left Side (Assumed as Inlet Side): Fluid Distribution End

Function:
- Distributes Fluid: The tube-side fluid enters from the left-side channel and is distributed through the tube sheet.
- Withstands Fluid Impingement: This side is directly exposed to impact, corrosion, and erosion.

Right Side (Assumed as Outlet Side): Return End

Function:
- Collects Fluid: The tube-side fluid flowing out from all tubes is collected on the right side.
- Experiences Temperature Changes: The fluid temperature may be different from the inlet condition.

Summary Comparison Table

Perspective	Side	Role Name	Primary Function	Key Characteristics
Structural/Mechanical (Floating Head Exchanger)	Left Side	Fixed Tube Sheet	Provides rigid support, anchors the bundle, seals and separates fluids.	Withstands mechanical and thermal stress, stationary.
Structural/Mechanical (Floating Head Exchanger)	Right Side	Floating Tube Sheet	Compensates for thermal expansion, allows free movement of the bundle.	Movable, enables bundle pulling for cleaning/maintenance.
Process/Operational (All Exchangers)	Left Side	Fluid Distribution End	Evenly distributes tube-side fluid into individual tubes.	Subject to inlet fluid impingement.
Process/Operational (All Exchangers)	Right Side	Return End	Collects fluid from all tubes and directs it out.	Reflects the final state of the fluid after heat exchange.

Conclusion

When discussing the "left and right sides of the tube sheet," context is key:

Equipment structure, maintenance, and mechanical design: Refers to the distinction between the Fixed End and the Floating End.
Process, fluid properties, or failure analysis: Refers to the distinction between the Fluid Inlet/Distribution End and the Outlet/Return End.

Tag:

Scambiatore di calore TEMA

scambiatore di calore raffreddato aria

Caldaia a fuoco

Contenitore a pressione

Pacco di metropolitana

Metropolitana di caldaia

Tubo per scambiatori di calore

deflettore dello scambiatore di calore

Piastra tubiera dello scambiatore di calore

Flangia d'acciaio

Ugello in acciaio

Tubo di pinna

Colonne di distillazione

Evaporatore a pellicola

Scambiatore di calore TEMA

scambiatore di calore raffreddato aria

Caldaia a fuoco

Contenitore a pressione

Pacco di metropolitana

Metropolitana di caldaia

Tubo per scambiatori di calore

deflettore dello scambiatore di calore

Piastra tubiera dello scambiatore di calore

Flangia d'acciaio

Ugello in acciaio

Tubo di pinna

Colonne di distillazione

Evaporatore a pellicola

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