Calculate and design the Air- Conditioning and ventilation systems:

• U- Factor calculation according to DIN EN ISO 6946.
• Cooling load calculation and analyzing for residential and commercial buildings according to German VDI 2078 or ASHRAE standard (CLTD method).
• Computes Air Quantities.
• Air duct design.
• Calculates and sizing optimal air conditioning duct sizes based upon the load calculations and air volumes for each room and system.
• Calculation of Pressure-loss and Heat-loss/-gain.
• Calculation of amount needed for material and insulation for air ducts - German DIN 18379.
• Piping design and sizing.
• Pressure drop calculation.
• Complete psychrometric analysis.
• Calculation of all air-conditioning processes.
• Sizing and selecting system fans, central cooling and heating coils, air terminal equipment, space heating coils, preheat coils and central chiller.
• Sizes Humidifiers and Dehumidifiers.
• Equipment selection.
• ........etc.

Calculate and design central heating systems:

• U- Factor calculation according to DIN EN ISO 6946.
• Heating load calculation and analyzing in commercial buildings according to DIN EN ISO 12831 or ASHRAE standard(CLTD method).
• Layout of radiant heating systems.
• Layout of heating appliances (according to the German norms ).
• Central heating design according to German DIN 4725 III, European EN 1264.
• Piping design and sizing.
• Pipe Net Calculation.
• Heating pipe analysis with graphic interface - based on German VDI 3805 data.
• .....etc.

Refrigerant Piping Design:

• Total Refrigeration cooling Load calculations.
• Sizes suction, discharge and liquid refrigerant lines (determines the minimum pipe size required to deliver refrigerant between the compressor, condenser and evaporator within specified pressure loss limits).
• .....etc.

Calculation of the water warming plants:

• Determination the hot water demand.
• Determination the heat demand.
• Engineering and design water heaters.
• Size selection of the equipment.
• Design of hot-water Network.
• Size Hot Water Supply pipes Using DIN, EN or ASHRAE Procedures.
• Pressure drop calculation according to German DIN 1988 and DIN EN 12056.
• Hot water pipes analysis with graphic interface - German DIN 1988.
• ......etc.

Calculation of the cold water plants:

• Design of cold water Network.
• Size Cold Water Supply pipes Using DIN, EN or ASHRAE and ASPE Procedures.
• Pressure drop calculation according to German DIN 1988 and DIN EN 12056.
• Cold water pipes analysis with graphic interface - German DIN 1988.
• ......etc.

Calculation of the drainage plants:

• Design, sizing and calculations the sewage-, rain water-, mixing water-, and ventilation pipes according to German DIN 1988 or European EN 12056.
• Pipe analysis with graphic interface - according the German DIN 1986-100, or the European EN 12056.
• ......etc.

Economic Calculations:

• Standard-compliant economy calculation of technical systems according to German VDI 2067.
• Energy and operating cost analysis.
• ......etc.

Construction Contract Planning, Preparation and Tendering.