Itb Ingenieurgesellschaft für Technische Berechnungen mbH
About us
ITB GmbH – Locations: Dortmund (Germany) and Pune (India)
ITB GmbH is your trusted partner for specialized engineering services and simulation software in the fields of structural analysis (FEA), computational fluid dynamics (CFD), CAD design for plastics, and light simulation. We support you with:
1. Structural Analysis (FEA)
Using high-precision finite element analysis (FEA), we ensure the safety, reliability, and durability of your products. Our services include static, dynamic, thermal, and fracture mechanics analyses, helping you optimize material usage, validate designs, and reduce development risks.
2. Computational Fluid Dynamics (CFD)
Our CFD simulations provide detailed insights into the fluid dynamics of your systems, enabling the optimization of flow behavior, heat transfer, and thermal management while minimizing energy losses. We analyze both steady-state and transient flow phenomena to deliver comprehensive solutions that improve product performance and efficiency.
3. CAD Design for Plastic Components
We provide specialized CAD design services for plastic components, particularly for the automotive and consumer goods industries. Our expertise covers the entire development process, from 3D modeling and concept design to manufacturing-oriented, tooling-compatible component design, ensuring high product quality and cost-effective production.
4. Light Simulation
Our light simulations help you develop lighting systems that combine outstanding visual performance with maximum energy efficiency. We simulate light propagation, evaluate optical effects, and optimize light distribution to enhance functionality, aesthetics, and user experience in both interior and exterior applications.
5. Cradle CFD Software
As an official distributor of Cradle CFD software, we support companies in building and expanding their in-house simulation capabilities. We provide expert consulting on selecting the right software solution, assist with implementation, and offer comprehensive technical support and hands-on training. With the powerful scFLOW and scSTREAM simulation tools, we enable efficient CFD, heat transfer, and multiphysics analyses for demanding industrial applications.
*** Customer Benefits ***
Our engineering services and software solutions help you shorten development cycles, reduce costs, and improve product quality. By working closely with our customers, we deliver tailored solutions that precisely match their technical requirements. Whether as an engineering partner for complex simulation projects or as a trusted provider of advanced CFD software, we support you from the initial concept through to successful implementation.
Products & services
FEM Analysis & Structural Verification – reliable and precise
FEM Analysis & Structural Verification – reliable and precise We are your trusted partner for strength verification based on FEM structural analysis. Whether you need to provide evidence to your customers or are responsible as a product owner within your company – our expertise ensures accurate and dependable results. Our scope of services: -Static strength verification – assessment of operational or accidental loads in the ultimate limit state -Fatigue verification – evaluation of recurring loads and load cycles on components and assemblies -Fracture mechanics verification – assessment of defects or damages and their impact on safe operation -Serviceability verification – analysis of deformations and functionality under real operating conditions Our approach: We cover both base materials and joints (e.g. bolts, rivets, welds) and model elastic, viscoelastic, or plastic material behavior depending on the requirements. In addition, we identify optimization potentials revealed through FEM structural analysis. Your benefits: -Legally compliant and reliable verification for your projects and customers -Comprehensive assessment of materials, connections, and load cases -Early detection of weaknesses and design improvements - Increased reliability and safety of your products
Cradle CFD Software incl. Expert Training & Support
With Cradle, we provide a powerful CFD environment for advanced flow, thermal and multiphysics analyses in industries such as automotive, aerospace, electronics, and construction. Beyond the software license, we ensure your team quickly becomes an expert: through training, guided project support, and continuous assistance. Our offering: - Software license and setup of your CAD/CFD environment - Intensive workshops and training: from fundamentals to advanced techniques (meshing, solver setup, multiphysics, post-processing) - Hands-on support during your first projects to secure real-world application - Ongoing expert support and troubleshooting Key features of Cradle: - Advanced meshing technologies (structured & unstructured) for complex geometries - High-performance, robust solvers for fast and stable simulations - Co-simulation & multiphysics capabilities (structural, thermal, acoustic, MBD coupling) - Comprehensive visualization and post-processing tools Typical applications: - Electronics cooling - Vehicle and aircraft aerodynamics - Indoor climate & building thermal comfort - Multiphase and complex thermal systems Your benefits: - Rapid expertise development within your team – avoid trial & error - More efficient, higher-quality simulations - Reduced lead times and lower dependency on external support - Optimized designs and innovation based on reliable CFD insights
Strength Verification – compliant and reliable
Strength Verification – compliant and reliable In more than 75% of our projects, a strength verification is required. We perform these verifications in compliance with relevant standards, using state-of-the-art elastic or plastic analysis methods to determine stresses, strains, deformations, and internal forces. Our verification services include: - Static strength verification incl. stability checks (buckling, bulging, structural stability) - Low cycle fatigue verification (small strain ranges) - Fatigue verification - Endurance limit verification Materials & connections covered: - Base materials: sheets, steel profiles, cast parts, forged parts - Connections: welds, bolts, rivets, pins Our approach: Every verification starts with a detailed analysis of component loads. Depending on the standard and verification type, we apply elastic or plastic methods to ensure accurate assessment. Documentation tailored to your needs: From concise result summaries to detailed, audit-proof reports – we provide documentation in the format you require. Many of our reports have already been successfully reviewed by external experts from recognized inspection bodies. Your benefits: - Standard-compliant and audit-proof verifications - Comprehensive coverage of materials and connections - Flexible choice of analysis methods and documentation depth - External validation ensures maximum reliability and safety
Flow analysis
CFD Analysis – precise simulation of flow behavior Even before prototypes or test setups exist, we make flow behavior predictable. Using state-of-the-art CFD methods (Computational Fluid Dynamics), our engineers simulate and analyze the properties of fluid-conveying and flow-exposed components with high accuracy. This extends our traditional FEM expertise with a crucial new dimension: fluid mechanics. Our services at a glance: - Flow simulation with ANSYS CFX and Fluent - Analysis of fluid-conveying and flow-exposed parts at early design stages - Visualization and evaluation of specific flow characteristics - Support for product development, optimization, and functional assessment Typical applications: - Aerodynamics and hydrodynamics - Electronics cooling and thermal management - Flow behavior in machinery and equipment - Component optimization for efficiency and functionality Your benefits: - Early transparency in design and function - Reliable basis for development and optimization decisions - Faster processes without costly detours through prototypes - Reduced costs and effort with higher planning reliability
Light Simulation – efficient solutions for modern optical systems
Light Simulation – efficient solutions for modern optical systems Light simulation is a powerful tool for analyzing and optimizing optical systems. It provides a realistic representation of light behavior in lightguides, lenses, or complex assemblies – offering benefits comparable to FEM or CFD: shorter development times, fewer physical prototypes, and reduced costs. Our services at a glance: - Simulation of lightguides, lenses, and complex optical components - Analysis of light propagation including geometry, material, and surface properties - Optimization of light distribution, uniformity, and efficiency - Minimization of glare and targeted light guidance for diverse applications Typical applications: - Automotive lighting and safety-relevant illumination - Medical technology and display solutions - Architectural and interior lighting - Development of new materials for optical applications Your benefits: - Precise, physics-based analysis of optical systems - Efficient use of light and improved energy efficiency - Reduced development time and cost through virtual prototyping - Innovation boost through optimized designs and novel materials
Electrothermal Simulation – holistic analysis of electrical components
Electrothermal Simulation – holistic analysis of electrical components Components carrying electrical current are exposed to complex requirements: electrical, thermal, and mechanical effects act simultaneously. With our electrothermal simulations, we assess and optimize these components in operation – from current-carrying capacity and heat dissipation to mechanical durability. Our service portfolio: - Electrical simulation – evaluation of current-carrying capacity and optimization of current flow (steady-state and transient) - Electrothermal simulation – simulation and optimization of temperature fields under realistic electrical and thermal boundary conditions, including specific load profiles - Flow simulation (CFD) – analysis of natural and forced convection to realistically model cooling mechanisms - Mechanical simulation – assessment of thermomechanical loads and fatigue strength (HCF, LCF, vibration loads, PSD analyses, thermal shocks) - Assembly process analysis – evaluation of stresses during processes such as welding or handling to ensure structural integrity - Optimization of thermal response times – improvement of sensor applications through detailed analysis of thermal dynamics - Parameter studies – systematic variation of influencing factors to identify optimization potential Your benefits: - Holistic assessment of electrical, thermal, and mechanical aspects - Realistic analysis of loads and operating conditions - Improved performance, reliability, and service life of your components - Optimized design, functionality, and safety