BISCO v12.2.03

Download BISCO Software for Thermal Engineers

BISCO software is a specialized application developed by Physibel for performing thermal analysis in building physics. Its primary use case involves detailed thermal bridge analysis and U-value calculations for building components, aiding the construction industry in achieving better energy efficiency. The software is targeted towards building physicists and thermal engineers who require precise simulations. BISCO distinguishes itself through its adherence to international standards for thermal performance assessment.

Introduction and Industry Applications

BISCO software offers specialized capabilities for thermal performance analysis within the building physics domain. Developed by Physibel, it provides engineers and building scientists with tools to accurately assess heat transfer through building elements and junctions. This enables professionals to optimize designs for energy efficiency and compliance with rigorous building codes.

Key industry applications include:

• Performance evaluation of building envelopes, such as walls, roofs, and floors.
• Detailed analysis of windows, doors, and facade systems to determine their thermal transmittance.
• Identification and quantification of thermal bridges at structural connections and junctions.
• Support for energy certification and compliance with international building standards.

Core Features of BISCO

Advanced Thermal Analysis Capabilities

At its core, BISCO utilizes 2D finite element analysis to simulate steady-state heat transfer. This methodology allows for precise calculations of thermal transmittance (U-values) and heat flow rates across complex geometries and material compositions. The software is equipped to handle a wide range of material properties and boundary conditions relevant to building physics.

Key analytical features include:

• Accurate 2D finite element analysis for heat flow simulations.
• Calculation of linear thermal transmittance (Psi-values) for thermal bridges.
• Determination of U-values for building elements according to ISO 10077-2.
• Simulation of heat flux distributions and surface temperatures.

Window and Facade Analysis Tools

BISCO provides dedicated tools for the detailed thermal analysis of windows, doors, and facade elements. These features are critical for manufacturers and designers aiming to meet stringent performance requirements.

Specific capabilities include:

• Window U-value calculations adhering to standards like EN ISO 10077-2.
• Edge of glass U-value calculations, crucial for insulating glass unit performance.
• Analysis of complex facade structures, including curtain walls and composite panels.
• Evaluation of thermal performance for various framing materials like aluminum, uPVC, and wood.

Thermal Bridge Evaluation Techniques

The software excels in identifying and quantifying thermal bridges, which are pathways for increased heat loss in buildings. BISCO’s methodologies help pinpoint these critical areas and assess their impact on overall energy performance.

Techniques for thermal bridge evaluation include:

• Detailed analysis of junctions such as wall-to-floor, wall-to-roof, and corner connections.
• Calculation of linear thermal bridging coefficients (Psi-values) according to relevant ISO standards.
• Visualization of heat flow paths and temperature distributions at problematic junctions.
• Assessment of the impact of thermal bridges on surface condensation risk.

Model Creation and Geometry Handling

BISCO supports efficient model creation through its integrated CAD environment and compatibility with external geometry data. Users can define complex building structures and components with precision.

Geometry handling features comprise:

• An internal CAD environment for drawing and editing 2D cross-sections.
• Import capabilities for geometric data from common CAD file formats.
• Tools for defining material properties, meshing elements, and setting boundary conditions.
• Options for managing and organizing complex model structures.

Professional Reporting and Data Export Options

Post-analysis, BISCO offers robust reporting features to document thermal performance results. These reports are designed to meet the requirements of various certification bodies and industry standards.

Reporting and export functionalities include:

• Generation of detailed reports summarizing analysis results, including U-values, Psi-values, and heat flow rates.
• Inclusion of graphical representations of temperature and heat flow distributions.
• Compliance statements with international standards such as EN ISO 10077-2.
• Export of calculation results and data in various formats for further use.

Performance Enhancements in Version 12.2.03

Version 12.2.03 of BISCO introduces notable improvements focused on enhancing calculation speed and overall user efficiency. These updates aim to streamline the analysis workflow for thermal engineers and building physicists.

Key enhancements include:

• Optimized meshing algorithms for faster model preparation.
• Improved solver performance for quicker completion of finite element analysis.
• Streamlined user interface elements for more direct access to tools.

Frequently Asked Questions

What are the main applications of BISCO software in building physics?

BISCO is primarily used for steady-state heat transfer analysis, focused on thermal bridging calculations, U-value assessments for windows and facades, and thermal performance evaluations of building materials and components. It serves a diverse range of professionals including thermal engineers, building physicists, and material manufacturers.

How does BISCO comply with international thermal performance standards?

BISCO adheres to multiple international standards such as EN ISO 10077-2 and NFRC 100/500, ensuring that analyses concerning thermal performance meet industry regulations. This compliance aids users in validating their thermal assessments for certification processes.

In what ways does BISCO perform a thermal bridge analysis?

BISCO analyzes thermal bridges at critical junctions, such as wall/floor interfaces and corners, allowing users to quantify heat loss and evaluate the implications of insulation continuity. This assessment is crucial for optimizing energy efficiency in buildings.