| 摘要 |
The invention relates to a device (1) for the irrigation, drainage and freeze protection of a grass sports field equipped with a drainage network, comprising: a collection circuit (3) intended to be connected to the drainage network below the sports field, said collection circuit (3) including a pumping means (9, 10, 11); and a water tank (5) connected to the collection circuit (3) and placed upstream of the pumping means (9, 10, 11). The device is characterised in that the collection circuit (3) comprises: an air blowing means (12); and a means for heating the fluid flowing through the collection circuit, comprising a heat pump (13). |
