An equipment for recovering ammonia in fluids with a high ammoniacal nitrogen content, comprising: - an ammonia recovery tank, - a drive unit for driving the fluid with a high ammoniacal nitrogen content connected to the ammonia recovery tank intended to introduce the fluid into said ammonia recovery tank, - one or more membrane devices, located inside the ammonia recovery tank, comprising at least one tubular membrane made of e-PTFE (expanded polytetrafluoroethylene) material, which is gas-permeable and hydrophobic, - an acid solution tank, intended to contain an acid solution that captures and fixes ammonia, forming an ammonium salt, - a drive pump, connected to the acid solution tank and to the membrane devices, intended to drive the acid solution into the gas-permeable membrane devices, located in the ammonia recovery tank, - a recirculation duct, connecting the membrane devices located in the ammonia recovery tank with the acid solution tank, to recirculate the acid solution reintroducing it into said acid solution tank, - a temperature control unit, located inside the acid solution tank, comprising a temperature probe and a heater to increase the temperature of the acid solution if the temperature of the acid solution is less than 10 °C; - a first pH control unit, located inside the acid solution tank, comprising a pH probe and an actuator intended to add concentrated sulphuric acid when the measured pH is greater than 2; and - a pressure control unit for controlling the pressure of the acid solution connected to the acid solution tank at the inlet of the ammonia recovery tank, comprising an actuator, a pressure gauge to measure pressure, and a rotameter to control the flow rate, connected to the drive pump, such that if they are outside of a predetermined range, the actuator acts on the drive pump to modify the pumping pressure, and configured to set a maximum operating pressure of 0.5 bar; wherein the drive unit for driving the fluid is a fan, and the fluid is gaseous, and the equipment further comprises: - a humidification unit located in the ammonia recovery tank, connected to the drive unit, intended to generate humidity and clean the large particles present in the gaseous fluid and configured to maintain a relative humidity of around 50%. - an ammonia recovery tank, - a drive unit for driving the fluid with a high ammoniacal nitrogen content connected to the ammonia recovery tank intended to introduce the fluid into said ammonia recovery tank, - one or more membrane devices, located inside the ammonia recovery tank, comprising at least one tubular membrane made of e-PTFE (expanded polytetrafluoroethylene) material, which is gas-permeable and hydrophobic, - an acid solution tank, intended to contain an acid solution that captures and fixes ammonia, forming an ammonium salt, - a drive pump, connected to the acid solution tank and to the membrane devices, intended to drive the acid solution into the gas-permeable membrane devices, located in the ammonia recovery tank, - a recirculation duct, connecting the membrane devices located in the ammonia recovery tank with the acid solution tank, to recirculate the acid solution reintroducing it into said acid solution tank, - a temperature control unit, located inside the acid solution tank, comprising a temperature probe and a heater to increase the temperature of the acid solution if the temperature of the acid solution is less than 10 °C; - a first pH control unit, located inside the acid solution tank, comprising a pH probe and an actuator intended to add concentrated sulphuric acid when the measured pH is greater than 2; and - a pressure control unit for controlling the pressure of the acid solution connected to the acid solution tank at the inlet of the ammonia recovery tank, comprising an actuator, a pressure gauge to measure pressure, and a rotameter to control the flow rate, connected to the drive pump, such that if they are outside of a predetermined range, the actuator acts on the drive pump to modify the pumping pressure, and configured to set a maximum operating pressure of 0.5 bar; - a humidification unit located in the ammonia recovery tank, connected to the drive unit, intended to generate humidity and clean the large particles present in the gaseous fluid and configured to maintain a relative humidity of around 50%.