2. SANKOM Sp. z o.o. Introduction SANKOM Sp. z o.o. Introduction SAMKOM is a Polish company developing HVAC CAD software.SAMKOM is a Polish company developing HVAC CAD software. We have been on the software market for 14 years.We have been on the software market for 14 years. We have an office in Warsaw.We have an office in Warsaw. We employ 6 people and outsource to two additional people.We employ 6 people and outsource to two additional people.

3. The Team of Software Developers The main part of our team are:The main part of our team are: 1.Piotr Wereszczyński MSc Eng. - former employee of the Warsaw University of Technology - one of the most renowned universities in Poland. 2.Michał Strzeszewski PhD Eng. - staff member of the Warsaw University of Technology. 3.Piotr Narowski PhD Eng. - staff member of the Warsaw University of Technology. Three additional programmers with good knowledge of HVAC technology.Three additional programmers with good knowledge of HVAC technology. One person responsible for program data bases.One person responsible for program data bases. Specialisation: heating systems, district heating, ventilation and water supply.Specialisation: heating systems, district heating, ventilation and water supply. About 25 years of software developing experience.About 25 years of software developing experience. Permanent cooperation with National Energy Conservation Agency, organisation promoting modern solutions in energy auditing and energy management.Permanent cooperation with National Energy Conservation Agency, organisation promoting modern solutions in energy auditing and energy management.

4. The Team of Software Developers Extensive training experience in Polish and English. About 8000 engineers have taken part in trainings on software applications so far.Extensive training experience in Polish and English. About 8000 engineers have taken part in trainings on software applications so far. Over 200 publications on civil and environmental engineering, as well as software related subjects.Over 200 publications on civil and environmental engineering, as well as software related subjects. Working knowledge of English, German and Russian.Working knowledge of English, German and Russian.

5. Created Software CAD programs for designing heating (Audytor OZC and Audytor C.O.) and interior water supply systems (Audytor H2O).CAD programs for designing heating (Audytor OZC and Audytor C.O.) and interior water supply systems (Audytor H2O). HVAC Engineer's Calculator (Kalkulator Audytora Energetycznego).HVAC Engineer's Calculator (Kalkulator Audytora Energetycznego). A program for air conditioning process design (Wykres I-X Molliera dla wilgotnego powietrza)A program for air conditioning process design (Wykres I-X Molliera dla wilgotnego powietrza) Air conditioning visualisation module in the AC system of The Polish Security Printing Works.Air conditioning visualisation module in the AC system of The Polish Security Printing Works. A program for building dynamic energy analysis.A program for building dynamic energy analysis.

6. Advantages of SANKOM's Software More than 14 years of experience on the Polish market and more than 10 years in the countries of the former Soviet Union.More than 14 years of experience on the Polish market and more than 10 years in the countries of the former Soviet Union. Programs Audytor OZC and Audytor C.O., as well as programs based on them, are the most known and the most often used in Poland and in the countries of the former Soviet Union. These programs are recognised as ‘the industrial standard’.Programs Audytor OZC and Audytor C.O., as well as programs based on them, are the most known and the most often used in Poland and in the countries of the former Soviet Union. These programs are recognised as ‘the industrial standard’. Very clear and extensive documentation including description of individual functions, examples and contextual help system.Very clear and extensive documentation including description of individual functions, examples and contextual help system. Very good, full translation of the programs and the documentation in Russian. Representation in Moscow and Kiev (Kan company) with technical support. Technical data (radiators, valves) specific for Russian market.Very good, full translation of the programs and the documentation in Russian. Representation in Moscow and Kiev (Kan company) with technical support. Technical data (radiators, valves) specific for Russian market. Simple and intuitional operation. User-friendly interface.Simple and intuitional operation. User-friendly interface.

7. Advantages of SANKOM's Software Elegant graphics. Multi window environment (two views of the system drawing available).Elegant graphics. Multi window environment (two views of the system drawing available). Full DXF and DWG support including importing and exporting with the layers layout.Full DXF and DWG support including importing and exporting with the layers layout. Fast data entering process.Fast data entering process. Fast calculation process.Fast calculation process. Extensive error diagnostics. Complex error and warning messages system. Fast error identification.Extensive error diagnostics. Complex error and warning messages system. Fast error identification. Tested calculation algorithms.Tested calculation algorithms. Possibility of designing large systems.Possibility of designing large systems. Efficient technical assistance.Efficient technical assistance. High reliability.High reliability. Great flexibility.Great flexibility.

8. Heat Demand Calculating Program (Audytor OZC) This program calculates the heat demand for the individual rooms and the whole building.This program calculates the heat demand for the individual rooms and the whole building. The program operates in accordance with Polish and European standards.The program operates in accordance with Polish and European standards. The program calculates:The program calculates: 1.Heat transfer coefficient U (k), 2.Heat demand for separate rooms, 3.Heat demand for the whole building, 4.Heat energy consumption for the whole building. All calculation results can be printed or transferred via clipboard to another application.All calculation results can be printed or transferred via clipboard to another application. Calculation results can be automatically transferred to the central heating calculation program Audytor C.O.Calculation results can be automatically transferred to the central heating calculation program Audytor C.O.

9. Heating Systems Design Program (Audytor C.O.) A program for designing heating systems, which was created for graphic design of new central heating systems, as well as hydronic balancing of already existing ones (e.g. in additionally insulated buildings).A program for designing heating systems, which was created for graphic design of new central heating systems, as well as hydronic balancing of already existing ones (e.g. in additionally insulated buildings). The program also enables designing systems of chilled water systems pipes.The program also enables designing systems of chilled water systems pipes. Systems covered by the program:Systems covered by the program: 1.Double- or single-pipe systems (important on East European markets), 2.Upper or bottom heating agent division, 3.Vertical and horizontal (including manifold) systems, 4.Convection radiators and unerfloor radiators, 5.Systems with thermostatic radiator valves, 6.Systems with balancing stabilisers, 7.Systems with flow governors.

10. Heating Systems Design Program (Audytor C.O.) Catalogue data base of the program contains information about pipes, accessories and radiators produced by leading local and international companies.Catalogue data base of the program contains information about pipes, accessories and radiators produced by leading local and international companies. The program enables performing full hydraulic calculations for the system, including:The program enables performing full hydraulic calculations for the system, including: 1.Adjusting pipe diameters, 2.Estimating hydraulic resistance of loops, 3.Providing information about overall pressure loss in system, 4.Reducing overpressure in loops by adjusting initial presets of valves or selecting aperture diameters for balancing orifices, 5.Adjusting presets for differential pressure governors installed in positions selected by the designer (riser's base, system's branch, etc.), 6.Taking into consideration the requirements regarding authorities on thermostatic valves (appropriate pressure drop on valves).

11. Heating Systems Design Program (Audytor C.O.) Heat calculations performed by the program include the following functions:Heat calculations performed by the program include the following functions: 1.Estimation of heat gains from pipes of system led in individual rooms. 2.Calculation of cooling for heating agent in supply pipes. 3.Estimation of required radiators' dimensions for given heat load demand. 4.Adjustment of flux of heating agent supplying heat receivers, taking into account its cooling in pipes and heat gains from pipes (variant of regulation of existing system, e.g. in additionally insulated buildings). 5.Influence of water cooling down in pipes on gravity pressure value in individual loops, as well as on heat receivers heat load. 6.Floor radiators design.

12. Water Supply Program (Audytor H 2 O) This is a CAD software for graphic design of interior water supply systems in housing and public services buildings.This is a CAD software for graphic design of interior water supply systems in housing and public services buildings. Calculations are performed according to European or Russian standards.Calculations are performed according to European or Russian standards. The hydraulic calculations include:The hydraulic calculations include: 1.Determination of nominal water flows. 2.Selection of pipe diameters. 3.Estimation of hydraulic resistance of system elements. 4.Determination of required pressure. 5.Adjustment flows in circulation loops by appropriate presets on valves or aperture diameters for balancing orifices

13. Water Supply Program (Audytor H 2 O) The heat calculations include:The heat calculations include: 1.Calculation of required water flow in circulation network using thermal method (determination of water cooling down in system elements). 2.Selection of pipe insulation. 3.Selection of temperature presets on thermostatic valves.

14. Catalogue Data Base Catalogue data base of the program contains information about pipes, accessories and radiators produced by leading local and international companies.Catalogue data base of the program contains information about pipes, accessories and radiators produced by leading local and international companies. High flexibility of the program enables simultaneous usage of accessories, pipes and radiators of different producers in one project.High flexibility of the program enables simultaneous usage of accessories, pipes and radiators of different producers in one project. Over 30 000 radiators, 6 000 valves and 300 pipe types in the program data baseOver 30 000 radiators, 6 000 valves and 300 pipe types in the program data base

15. Catalogue Data Base Detailed technical data, very useful for designers.Detailed technical data, very useful for designers.

16. Catalogue Data Base Indexed PDF documentation connected to the program data base.Indexed PDF documentation connected to the program data base.

17. Internet Data Base All products from the program data base can be found on SANKOM’s website at www.sankom.pl.All products from the program data base can be found on SANKOM’s website at www.sankom.pl.www.sankom.pl

18. Internet Data Base PDF documentation is also available on-line.PDF documentation is also available on-line.

19. Software downlad In case the software is licensed under the open licence, it is available on SANKOM’s website.In case the software is licensed under the open licence, it is available on SANKOM’s website.

20. References CompanyPolandRussiaCzech Rep. Aquapex Aquatherm Brugman Vasco Comap Coprax Danfoss Fraenkische Giacomini Herz Honeywell IDMAR IMI IMMERGAS John Guest Kan KISAN Oventrop Radson PURMO UPONOR Viega Vogel&Noot Wavin

21. SANKOM C.H. version 3.6 GRAPHIC PROGRAM FOR DESIGNING AND HYDRONIC BALANCING OF CENTRAL HEATING SYSTEMS

22. General program features Graphic design of new central heating systems.Graphic design of new central heating systems. Hydronic balancing of already existing ones.Hydronic balancing of already existing ones. Designing systems of pipes in chilled water systems.Designing systems of pipes in chilled water systems. Graphic design of underfloor heating systems.Graphic design of underfloor heating systems.

23. Central heating system criteria Pump installation.Pump installation. Two-pipe and one-pipe system (very popular in Russia).Two-pipe and one-pipe system (very popular in Russia). Upper or bottom division, vertical pipes distribution systems, manifold systems.Upper or bottom division, vertical pipes distribution systems, manifold systems. Convection or underfloor radiators.Convection or underfloor radiators. Normal or thermostatic radiator valves.Normal or thermostatic radiator valves. Initial regulation with valves with an initial preset or orifices.Initial regulation with valves with an initial preset or orifices. Differential pressure balancing with balancing stabilisers.Differential pressure balancing with balancing stabilisers. Possibility of using flow governors.Possibility of using flow governors. Pump mixing systemsPump mixing systems

24. Hydraulic calculations Adjusting pipe diameters.Adjusting pipe diameters. Estimating hydraulic resistance for individual circuits, taking into account gravity pressure (resulting from water cooling down in pipes and heat receivers).Estimating hydraulic resistance for individual circuits, taking into account gravity pressure (resulting from water cooling down in pipes and heat receivers). Reducing overpressure in circuits by adjusting initial presets of valves with double control, or adjustment of aperture diameters for balancing orifices.Reducing overpressure in circuits by adjusting initial presets of valves with double control, or adjustment of aperture diameters for balancing orifices. Taking into account the necessity of ensuring a relevant hydraulic resistance of pipe-run with the heat receiver (  p gmin ).Taking into account the necessity of ensuring a relevant hydraulic resistance of pipe-run with the heat receiver (  p gmin ). Adjusting presets for differential pressure governors installed in positions selected by the designer (riser’s base, system’s branch, etc.).Adjusting presets for differential pressure governors installed in positions selected by the designer (riser’s base, system’s branch, etc.). Taking into consideration the requirements regarding authorities of thermostatic valves (appropriate pressure drop on valves).Taking into consideration the requirements regarding authorities of thermostatic valves (appropriate pressure drop on valves).

25. Heat calculations Estimating heat gains from pipes installed in individual rooms.Estimating heat gains from pipes installed in individual rooms. Calculating the cooling down in pipes for a heating agent.Calculating the cooling down in pipes for a heating agent. Estimating required radiator dimensions for given heat load demand.Estimating required radiator dimensions for given heat load demand. Adjusting appropriate flux of heating agent in flowing heat receivers, taking into account its cooling in pipes and heat gains from pipes (variant of regulation of existing system, e.g. in additionally insulated buildings).Adjusting appropriate flux of heating agent in flowing heat receivers, taking into account its cooling in pipes and heat gains from pipes (variant of regulation of existing system, e.g. in additionally insulated buildings). Taking into account the influence of water cooling down in pipes on the value of gravity pressure in individual circuits, as well as on the heat load of heat receivers.Taking into account the influence of water cooling down in pipes on the value of gravity pressure in individual circuits, as well as on the heat load of heat receivers. Designing underfloor radiatorsDesigning underfloor radiators

26. Basic data Water temperatures Heat source parameters Available pipes Includes basic data for the whole system.Includes basic data for the whole system. Used for selecting the calculation range.Used for selecting the calculation range. Catalogue data Selection of the calculation variant

27. Radson OZC Drawing the system diagram Data will be entered in a graphic form into the system diagram. Movable toolbars Two independently scaled views of the drawing Drawing toolbar Categories of edited items Tables enabling simultaneous editing of many system components Drawings present in the project Dynamic link between the table and the drawing Pull-down buttons Pull-down list configuration

28. Radson OZC Preparing the system diagram example +3.00 Construction tab Scale selection Radiators tab Plate radiators Pipes tab Accessories tab KOMPAKT-**60 0 m 100 % 1 Pokój +20°C 1976/0 W 2 Kuchnia +20°C 429/0 W dn A 1/3 dn A 1/4 dn A 1/2 V-EXAKT-DT dn V-EXAKT-DT dn Room zones Labels Ceiling Creation KOMPAKT-**60 0 m 100 %

29. Radson OZC Using ready blocks Copying and Blocks tab Traditional instalations Copy right 0 m 100 % 0 m 100 % 1 Pokój +20°C 1976/0 W 2 Kuchnia +20°C 429/0 W dn A 1/3 dn A 1/2 dn A 1/4 V-EXAKT-DT dn V-EXAKT-DT dn +3.00 +6.00 0 m 100 % 0 m 100 % 3 W.C. +20°C 110/0 W 4 Sień +16°C 218/0 W dn A 2/3 dn A 2/2 dn A 2/4 V-EXAKT-DT dn V-EXAKT-DT dn Ready blocks 0 m 100 % 0 m 100 % 103 W.C. +20°C 0/0 W 104 Pokój +20°C 554/0 W dn A 2/103 dn A 2/104 dn A 2/102 V-EXAKT-DT dn V-EXAKT-DT dn Automatically renumbered rooms Automatically renumbered pipe-runs Copy up

30. Radson C.O. The horizontal apartment system Block valves Drawing tables

31. The manifold apartment system INTEGRA radiators

32. The underfloor radiator system Underfloor radiator Mixing module

33. Designing the underfloor radiators Flexible definition of the underfloor radiator construction.Flexible definition of the underfloor radiator construction. Creation of the underfloor radiators catalogue.Creation of the underfloor radiators catalogue. Layers above the pipesPipe-coil construction Layers below the pipes

34. Designing the underfloor radiators Preliminary calculations. Preliminary calculations. Unitary thermal efficiency Information about pipes Calculated pipe length and floor area Floor temperature Calculation temperatures Hydraulic calculations’ results

35. Designing the underfloor radiators Printing the preliminary calculations results. Work parameters Radiator calculation results

36. Radson C.O. Drawing on the plan views KOMPAKT-**-60 GP-MARMUR dn= Fc=5.7 Lc= B=0.2 Fb=1.3 Lb= Bb= 5 Pokój +20°C 723 W dn A 2/5 Underfloor radiators Radiators Pipes Room labelsGraphic tab Views tab Importing the plan view form file (WMF, DZF, DWG) or clipboard Instalation item label Border zone

37. Radson C.O. Calculation results Calculation results may be presented both in a table and graphically. Results in the graphical form Results in the tabular form Dynamic link between the tables and the system diagram Valve preset value Radiator size Drawing layers formating Setting layers visibility Layer editing Line styleFont style selection

38. Radson C.O. The calculation results in the plan view Underfloor radiators Radiators (length scale is saved) Described pipes

39. Presentation of calculation results The contents of all tables can be formatted (choice of rows and columns to be shown, choice of the font size) and sorted according to a freely chosen key.The contents of all tables can be formatted (choice of rows and columns to be shown, choice of the font size) and sorted according to a freely chosen key. All drawings can be transferred into another application using WMF, DXF and DWG formats.All drawings can be transferred into another application using WMF, DXF and DWG formats. In case of using DXF and DWG files, the layers and blocks structure are saved.In case of using DXF and DWG files, the layers and blocks structure are saved. The contents of all tables can be transferred into another application via clipboard.The contents of all tables can be transferred into another application via clipboard.

40. Printing the calculation results Calculation results can be plotted to a plotter or a printer. Plot preview Plot formatting Plotting pagination Printer or plotter selectionPlotting scale Plotting Margins

41. Examples of single-pipe radiator connections Single-pipe systems are common in the countries of the former Soviet Union.Single-pipe systems are common in the countries of the former Soviet Union.