i Project & Client

Project Name

Tank No.

Client

Engineer / author

1 Geometry

2 Material · Service Life · Temperature

Material the wall

Service Life years

Density kg/m³

Internal Pressure p_ü mbar

Vacuum / Partial Vacuum mbar

Variable Temperature (Miner's rule)

Operating Temperature °C

3 Loads · Welding · Safety

Load Case

permanent load at constant temperature

Welding Process

Danger to people on failure? (×1.1 on S)

Safety & Reduction Factors (advanced)

S blank=auto

fₛ blank=auto

A1 medium blank=auto

A2 strength

A4 stiffness

4 Additional Features

Roof · Bottom · Location · Nozzles · Medium

Roof

Bottom

Roof Thickness blank=auto

Live Load kN/m²

Walk-on Roof

FEM Roof Analysis (two-way plate)

Bottom Support Span mm for supported bottom

Location

Collection Pan

Seismic Zone

Nozzles qty

Nozzle Ø mm

Nozzle Wall mm auto

Reinforcing Pad width mm

Cone Angle °

Support Legs qty

Leg Height mm

Leg Ø×wall mm

Medium

Concentration %

5 Structural Checks (Cylindrical)

Bottom Thickness blank=auto

Bund Flood Height blank=H

Hold-down Force kN

Anchor Claws ≥4

Double Shell (Suppl. 6)

Factors (advanced)

γ_A

ε_lim %

S_buck

5 Reinforcement (Rectangular)

Profile Type

Stiffener Material

Composite action with wall

Effective Wall Width b_eff blank=panel span

6 External Loads

Code

Zone (quick)

Wind V m/s

Terrain

Snow s_k kN/m²

Seismic C_s

Include contents in mass/stabilising

Vertical Cylindrical Tank

DVS 2205-2 · hydrostatic hoop stress

Schematic Section

≤ 80% 80–100% > 100% hydrostatic pressure

⚠ Engineering disclaimer. The calculation implements the DVS 2205. Creep strength (K), creep modulus (E_c), safety and reduction factors are representative approximate values and are not a substitute for the approved DVS 2205-1 tables or the DIBt media list. The result must not be used for production design without verification by a licensed engineer.

Terms of Use & Disclaimer

A.A.H Plast® SmartTank is a design-support tool implementing the DVS 2205. methodology. The material values, safety and reduction factors in this tool are representative values, and are not a substitute for the approved DVS 2205-1 tables, the DIBt media list, or the judgement and responsibility of a licensed engineer.

This tool is intended for support, preliminary estimation and quick checking only. Its results must not be used for production design, procurement or execution without full verification against the governing standard and approval by a licensed engineer. Use of this tool is at the user's sole responsibility.

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