energy-saving, high-efficiency desulphurisation system using fibre membrane counter-current washing, comprising a fibre membrane contactor, a collector separator (4) and a regeneration device (5),where the fibre bridge connector is a first-stage fibre bridge connector in series (1),Phase two fibre connector (2) and stage three fibre connector (3) for wet sulphur, with the upper end of the phase one fibre connector, the second stage fibre connector and the third stage fibre connector are each provided with a liquid gas outlet and an outlet for the desulphuriser, and at the lower end of the first stage fibre connector, a liquid gas inlet and an outlet of the sulphur-containing desulphuriser are provided for the second-stage fibre connector and the third-stage fibre connector respectively;and where a liquid gas outlet of the first stage fibre connector is connected to a liquid gas inlet of the second stage fibre connector, and where a liquid gas outlet of the second-stage fibre connector is connected to a liquid gas inlet of the third-stage fibre connector, and where a liquid gas outlet of the third-stage fibre connector is connected to the coke scene separator (4), and with the exhaust openings of the disinfectant of the first-stage fibre membrane contactor,the second-stage fibre connector and the third-stage fibre connector are each connected to a liquid inlet opening of the regeneration device (5), with a liquid outlet opening of the regeneration device (5) is connected to an opening of the desulphuriser of the fibre membrane contactor of the first stage.
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