- Photovoltaics, Solar Thermal and Geothermal Software

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Photovoltaics, Solar Thermal and Geothermal – with Polysun you get everything in one tool. Polysun simulation software is the ideal sales and design tool. You will get optimal support in the design of solar thermal, heat pump and photovoltaic systems as well as combined systems. Gain the confidence of your customers with professional reports, based on facts.

  • Time-saving and professional work thanks to efficient and true-to-life system design
  • Reliable yield prediction with integration of worldwide weather data and topologic shading
  • Effortless optimisation of existing and new systems
  • Output of necessary information for subsidy applications
  • Easy creation of convincing reports
  • Always up-to-date thanks to regularly updated product databases
  • Work from your preferred platform – Polysun is available for both Windows and Mac
  • 13 languages (German, English, French, Italian, Spanish, Chinese, Portuguese, Czech, Polish, Greek, Romanian, Swedish and Arabic)

Which user level suits you best?
Polysun Simulation Software is available in two user levels:

Designer
Unique, maximum flexibility for the design and sales of renewable energy systems, exact modeling of hydraulics thanks to modularity of sytems, templates for large-scale systems, process heat, district heating.

Plus all benefits of the Professional version.

Ideal for:

  • System designers
  • Energy consultants
  • Development engineers and for the assessment of systems

Professional
The sales and design tool for daily use, super-easy to handle, result reports with own company logo and address, creation of offers in a matter of minutes.

Ideal for:

  • Sales persons
  • Installers

General

  • Change of language during operation, e.g project design in English and printing of report in Spanish (languages: German, English, French, Italian, Spanish, Chinese, Portuguese, Czech, Polish, Greek, Romanian, Arabic, Swedish, Dutch, Turkish, Russian, Ukrainian, Japanese, Croatian)
  • Set preferences for the measurement system (metric, imperial, mixed)
  • Select any location through an online map, automatic creation of weather data (display graphic)
  • Project and system diagram wizard for intuitive use
  • Company logo can be integrated in the result report
  • Set local currency
  • Energy label issuance according to ErP Directive
  • Simulation results in down-to-the-second resolution
  • Parameter variation
  • Input of power price and power source profiles
  • Storage of user-created templates
  • Password function for components

Horizon

  • Import horizon profile from other tools (Suneye, Spyce, Precegio, Pathfinder)
  • Nearby shading: enter row-to-row-shading and shading from obstacles with the editor (watch video)
  • Import horizon profile from Meteotest online

Hydraulic Templates

  • Large template database available for residential systems, space heating/cooling, DHW, pools, combined systems and company templates.
  • Commercial and industrial systems, process and district heating
  • Building simulation with several buildings and multiple dwelling units. Easy definition of number of units.
  • Simulation model for cogenerators and combined heat and power (CHP)
  • Create new or edit existing templates
  • Favorite-feature to mark your preferred products

Reports

  • Short report: result presentation of the most important values and system components. Ideal result display for house owners.
  • Professional report: comprehensive technical report for the system, containing relevant information to convince the customer, to successfully apply for governmental subsidies, to inform the installer about the system with component list, etc.
  • Add company logo to the report
  • Financial report: add financial analysis results to the Professional report
  • Generate ENEV report
  • Create and print result reports in PDF, Word, Power Point, HTML or Excel

Results

  • Result overview: bar graphs containing 5-7 of the most important results
  • System results: analysis of hydronic and electric loops (monthly evaluation in the form of tables and bar graphs)
  • Financial analysis: payback period, annual fuel cost savings, purchase costs after grants, etc.
  • Component results: Comprehensive monthly evaluation of energy flows, temperatures, heat losses etc., of any component in the system. Displayed in the form of tables and bar graphs.
  • Graphic evaluation: Comprehensive hourly evaluation of energy flows, temperatures, heat losses etc., of any component in the system. Displayed in the form of graphs.
  • Tabular evaluation: Hourly evaluation of energy flows, temperatures, heat losses etc., of any component in the system. Displayed in the form of tables. Export values to Excel for further analysis.
  • Compare results with a reference system: Run the simulation of two different systems and compare results in a unified bar graph.
  • Energy flow diagram
  • Simulation analysis at the level of single time steps

Components

  • Creation of own components and database entries (collectors, tanks, PV modules, inverters, heat pumps, etc.)
  • Adjustable controller settings
  • Change of all component parameters

Consumption

  • Space heating
  • Domestic hot water
  • Swimming pool (indoor / outdoor)
  • Freely definable load / source (process heat / district heating)
  • Electrical loads (consumption profiles in 15-minute time-steps or consumption may be determined through simulation)

Energy sink / source

  • For every time step a demand profile, the power, the inlet and outlet temperatures can be defined

Controllers

  • Visualisation of the controller connections: both the position of the sensors (in blue) and the controlled elements (in red) are shown
  • Change of the controller inputs and outputs, control of new components
  • Large range of prepared controllers (solar loop, auxiliary heating, DHW, etc.)
  • Freely programmable controller

Solar thermal

  • Database containing all SRCC, SPF and Solar Keymark tested and certified collectors, plus many more
  • Concentrating collectors
  • Glazed flat plate collectors, unglazed pool absorbers, vacuum tube collectors
  • Create / import your own collector and save it in the Polysun database
  • Define collector field orientation (azimuth angle)
  • Define collector field tilt angle
  • Edit wind speed surrounding the collector field area
  • Collector tracking following sun path (North-South, East-West, biaxial)
  • Limiting value: simulate collector fields with up to 10,000 collectors
  • Limiting value: simulate collector fields with an area of up to 50,000 square meters
  • Calculation of gross thermal yield for glazed collectors
  • Oil, gas, pellet and firewood boilers, electric heaters and air/water heat pumps as auxiliary heating
  • Power-to-Heat templates
  • Hybrid collector templates

Photovoltaics

System templates

  • Up to 3 PV module fields with different orientations
  • Up to 30 PV module fields with different orientations
  • PV module fields with tracking
  • 1 PV module field with battery
  • Large PV module fields
  • Photovoltaic off-grid systems
  • Street lighting templates (off-grid systems)
  • Power-to-Heat templates
  • Hybrid collector templates

Photovoltaics

  • Module database with thousands of tested and certified modules
  • Create / import user-defined modules and save them in the Polysun database
  • Define PV module field orientation (azimuth angle)
  • Inverter layout Wizard supports the user with the definition of the system (number of inverters, number of strings, number of modules per string)
  • Multi-string inverters
  • Combined inverter layouts (up to three different inverters)
  • Edit wind speed surrounding the PV module field area
  • Define back ventilation of PV module field
  • Define soiling and degradation factors
  • PV module tracking following sun path (North-South, East-West, biaxial)
  • Define cable losses
  • Cable list
  • Mismatching losses
  • Degradation is taken into account (simulation and inverter layout)
  • Reactive power
  • Limiting value: simulate PV module fields with up to 10,000 modules
  • Limiting value: simulate PV module fields with a total nominal power of up to 1 million kW
  • Database with hundreds of inverters
  • Create / import user-defined inverters and save them in the Polysun database
  • PV roof planner (layout of modules, flexible definition of the roof shape and design of obstacles, display of roof coordinates)
  • Batteries (optimisation of own consumption, battery charge controller, battery life)
  • Database for batteries and battery inverters
  • Design wizard revised to include micro-inverters
  • DC networks
  • Consumption profiles for heat pumps
  • Simulation of bifacial modules

Heat pumps, ground-source loops and ground-water loops

Heat pumps

  • Oil, gas, pellet and firewood boilers, electric heaters and air/water heat pumps as auxiliary heating
  • Brine/water heat pumps
  • Water/water heat pumps
  • Two-stage heat pumps
  • Exhaust air heat pumps
  • Compression chillers
  • Thermal chillers
  • Ice-storage system templates
  • Choose heat generators/chillers of local manufacturers from the database
  • Create / import user-defined heat generators/chillers and save them in the Polysun database
  • Entering of freely definable reference points for the definition of heat pumps in the database
  • Define controller logics (fixed or modulating power)
  • Inverter technology for power-controlled heat pumps

Ground-source loops and ground-water loops

  • Database with different types of ground-source loops
  • Create / import user-defined ground-source loops and save them in the Polysun database
  • Define length of ground-source loops
  • Soil warming: define average temperature difference between air and ground surface
  • Define axial temperature gradient of the ground
  • Database for type of backfill
  • Several earth layers of different composition
  • Simulation over several years, analysing the long term ground temperature for a period of up to 50 years
  • Ground-source loop design according to SIA384/6
  • Simulation of ground-source loop fields
  • Ground-water temperature can be calculated through application of the weather data, or directly entered by the user
  • Simulation of ground-water loops

New features

  • Simulation of bifacial modules
  • Power-to-Heat templates
  • Hybrid collector templates
  • Street lighting templates (off-grid systems)
  • Storage of user-created templates
  • Password function for components
  • DC networks
  • Consumption profiles for heat pumps
  • New catalogue and database updates
  • New templates and company entries

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