Novel pressurization fixed bed gasifier coal lock fills energy -conserving buffering of pressure release device

The utility model relates to a novel pressurization fixed bed gasifier coal lock fills energy -conserving buffering of pressure release device, include: coal lock, gas holder, compressor, gasifier, buffer, low pressure steam purging pipeline, low pressure nitrogen gas purging pipeline, sparge water pipeline, blowdown facility and UNICOM's pipeline, gasifier and gas holder are connected to the coallock, and the gas holder even has the compressor, be provided with buffer in the lock export of gasifier coal, what buffer was locked to the installation coal fills pressure relieving pipeline and control valve and instrument, the buffer head -end is provided with low pressure steam purging pipeline, low pressure nitrogen gas purging pipeline and sparge water pipeline, and buffer low reaches nadir is provided with the blowdown facility, and buffer is provided with the inspection manhole. The beneficial effects of the utility model are that: the utility model discloses avoided pressurizing process units and the gasifi