| 摘要 |
<p>The present invention relates to a digester (10) for a digester plant (1), comprising a digester tank (11) defining a digester tank chamber (62) and having a module opening (69) and a digester module (72) located in the module opening and extending into the digester tank chamber (62). The digester module is removably attached to the digester tank and comprises a heater (84) for heating material in the digester tank (11) together with at least one pipe (94; 96; 118) with an inlet (98; 108) and an outlet (102,104; 110; 122), one of which is inside the digester tank chamber 62 and the other of which is outside the digester tank chamber (62). Said at least one pipe may be: a supply pipe (94) for supplying material to the digester tank, the supply pipe having an inlet (98) outside the tank chamber and an outlet (102, 104) inside the tank chamber; a withdrawal pipe 96 for withdrawing material from the digester tank, the withdrawal pipe having an inlet 108 inside the tank chamber and an outlet (110) outside the tank chamber; or a gas withdrawal pipe (118) for withdrawing gas from the digester tank, the gas withdrawal pipe having an inlet inside the tank chamber and an outlet (122) outside the tank chamber.</p> |
