Iso Tr 14179-2 Pdf [work] Jun 2026

When testing physical prototypes is impractical, the technical report outlines a highly granular, component-by-component calculation method to determine total heat generation:

ISO/TR 14179-2:2001 - Gears — Thermal capacity — Part 2: Thermal load-carrying capacity

High temperatures harden rubber seals, causing leaks.

The standard applies to industrial gear units, particularly those that are: iso tr 14179-2 pdf

Cast iron and aluminum have different thermal conductivities. Furthermore, adding cooling fins expands the effective surface area, boosting heat dissipation.

Do you need help calculating a specific variable, like or ambient convection factors ?

Sections and 6 form the technical core, providing separate calculation routines for each source of power loss and each heat‑dissipation pathway. A complete worked example is given in Section 8, which walks the user through a realistic geometry, operating conditions, power‑loss summation, heat‑dissipation assessment, and comparison of results. Do you need help calculating a specific variable,

The technical report utilizes a "heat balance" approach. The fundamental equation looks at the sum of all power losses compared to the heat dissipation area of the housing. 1. Power Loss Components The PDF outlines formulas for two types of losses:

: Sites like Accuris and European Standards s.r.o. offer the digital PDF for approximately $201.00 - $218.75 USD . Document Comparison

| | Relationship | | :--- | :--- | | ISO/TR 14179-1:2001 | Part 1 focuses on rating gear drives with thermal equilibrium at a 95°C sump temperature. Part 2 complements this by providing more detailed measurement and calculation methods. | | AGMA 947-A23 | The American Gear Manufacturers Association standard on thermal capacity explicitly adopts the tooth friction calculation method from ISO 14179-2. | | ISO 10300-1 | For bevel gears, ISO 14179-2 references ISO 10300-1 methods for certain friction calculations. | | BS ISO/TR 14179-2:2001 | The identical British Standard version. | | DIN 3990 | The German standard on gear capacity, alongside ISO 14179, cited as a basis for thermal rating. | The technical report utilizes a "heat balance" approach

Gears – Thermal capacity – Part 2: Thermal load-carrying capacity

): Friction inside the rolling element or journal bearings, influenced by shaft speed and external loads. Seal Losses ( PVdcap P sub cap V d end-sub

A widely used commercial platform for engineering teams to purchase and manage corporate access to international specifications.

: Tracking thermal radiation and convection across the housing surface.

Tracks thermal energy traveling along protruding inputs/outputs and escaping via couplings.