Water supply and sanitation, heating, ventilation and air conditioning of a 4-storey residential building in Astrakhan

Introduction. 3

1. Characteristics of the object. 4

2. Designing the internal plumbing of the building. 5

2.1. The choice of system and scheme of cold water supply. 5

2.2. Determination of the estimated costs of cold water for the building. 6

2.3. Water meter selection. 8

2.4. Hydraulic calculation of the internal network. 9

2.5. Determination of the required pressure and selection of a pumping unit. 10

2.6. Designing an internal network. eleven

3. Design of internal sewerage. 14

3.1. Construction of internal sewerage. 14

3.2. Determination of estimated costs and verification of output throughput. 16

4. Designing a yard sewer. 17

4.1. Construction of a yard sewer. 18

3.3.2. Hydraulic calculation of the yard sewerage. 18

5. Initial data for the design of heating a residential building. 20

5. Thermotechnical calculation of enclosing structures. 21

5.1. External walls.. 21

5.2. Basement cover. 24

5.3. Attic floor. 25

5.4. Calculation of windows and balcony doors. 27

5.5. External door. 27

6. Justification of the adopted design solution for heating and calculation of the heating system. 28

6.1. Calculation of heat loss through the building envelope. 28

6.2. Calculation of the power of the heating system. 29

6.3. Calculation of the surface of heating devices systems.. 31

water heating. 31

6.4. Elevator calculation. 33

7. Hydraulic calculation of the heating system. 34

8. Ventilation and air conditioning. 35

8.1 Determination of heat and moisture release. 36

8.2. Determination of the process beam and construction of the air treatment process on the i-d diagram. 40

8.3 Determination of air parameters. 40

8.4. Determination of air exchange in rooms. 41

8.5. Selection of equipment in the air conditioning system. 42

References.. 43