| 摘要 |
FIELD: heating. ^ SUBSTANCE: present invention is meant for heating water and can be used for heating and supplying hot water to residential and public buildings. The boiler has a sealed case, in the lower part of which there is a furnace with a burner and smoke tubes, and a heat exchanger over the smoke tubes. The boiler has a pressure sensor and a solenoid-operated valve in the top part of the boiler. The output of the solenoid-operated valve is connected by a pipe to the inner cavity of the burner. ^ EFFECT: increased heat transfer from the vapour of boiler water to the water in heat supply system and reduced content of nitrogen oxides in discharge gases. ^ 1 dwg |
