| Shell gasifier[ | GSP gasifier[ | Texaco gasifier[ | Tsinghua gasifier[ | |
|---|---|---|---|---|
| Gasification form | Dry powder gasification | Dry powder gasification | Coal water slurry gasification | Coal water slurry gasification |
| Gasification conditions | High temperature and pressure | High temperature and pressure | High temperature and pressure | High temperature and pressure |
| Advantages | High suitability of coal; High gas production efficiency; Small oxygen production equipment; High power generation efficiency; Good environmental performance | Long life; Less investment in syngas reprocessing; Low investment; Gases are suitable for the manufacture of synthetic ammonia | Low methane content; High suitability of coal; Small operation risk; All sewage can be used to make coal water slurry; Simple structure, low operating cost; Simple ash removal system | High safety of ignition system; Obvious investment advantages; Wide adaptability of coal ;High gasification efficiency; Low operating cost; Water saving, environmentally friendly |
| Disadvantages | Large investment in equipment; Complex structure of gasifier and waste boiler | Low single furnace production capacity; The long-term operation effect is poor | High oxygen consumption; Narrow adaptability of raw materials; Refractory material has short life | - |
