Device and method for processing waste acid generated in technology

The invention provides a device and method for processing waste acid generated in a technology. The device comprises a waste acid conveying pump, a gas-liquid separator, a waste acid storage tank, a degassing fan, a combustion component and an exhaust chimney, wherein the waste acid conveying pump is connected with a first acid discharging pipe, a second acid discharging pipe is connected betweenthe waste acid conveying pump and the gas-liquid separator, and a third acid discharging pipe is connected between the gas-liquid separator and the waste acid storage tank; a first exhaust pipe is connected between the gas-liquid separator and the degassing fan, a second exhaust pipe is connected between the degassing fan and the combustion component, and a third exhaust pipe is connected betweenthe combustion component and the exhaust chimney. The method comprises the steps that S1, waste acid is drawn out by using the waste acid conveying pump and conveyed to the gas-liquid separator for processing; S2, the waste ac