| 摘要 |
<p>Reactor for activation treatment of sewage water by unified susended activated sludge created by a tank (1) of circular ground plan with circumferential casing (2) containing at least one anoxic space (5) with a drive source of the activation mixture, at least one oxic space (6) connected with the anoxic space (5) and provided with an aeration device (13) and at least one, at least partially upwards widening separation space (9) provided with an inlet opening (10) for the activation mixture from the oxic space (6), an overflow device (11) of purified water and an outlet tube (14) of separated activated sludge connected with a discharge tube (16), the discharge tube (16) and the inlet tube (17) of sewage water to the reactor being introduced into the anoxic space (5), mentioned reactor comprises a circular anoxic space (5) arranged at least along the whole internal surface of the circumferential casing (2) of tank (1) and completely encasing the oxic space (6), the drive source of the activation mixture being directed so as to create a circular flow of activation mixture.</p> |
