Ferghana Polytechnic Institute The faculity of Civil engineering, the department of Heating and Gas System

SUMMARY

• SUMMARY
• The construction sector comprises establishments primarily engaged in the construction of buildings or engineering projects (e.g., highways and utility systems). Establishments primarily engaged in the preparation of sites for new construction and establishments primarily engaged in subdividing land for sale as building sites also are included in this sector. Construction work done may include new work, additions, alterations, or maintenance and repairs. Activities of these establishments generally are managed at a fixed place of business, but they usually perform construction activities at multiple project sites. 

Advantages:
Steam heats up very quickly in rooms;
Steam can rise without pump to floors of house;
Pipes don’t become covered with rust when contestant is taken out in time;
Disadvantages:
Steam moves with noise in pipes;
Steam is uncomfortable direction of economic;
Steam can’t be used in household because its temperature is high;
Radiators which we is using can’t stand steam pressure;

Litertures:

• Litertures:
• http://www.abok.ru;
• http://www.Ziyonet.ru;
• Rashidov . Y “issiqlik ta’minoti tizimlari”
• Madaliyev. e “heat supply systems”
• Rashidov. Y “heat, ventilation and gas systems”