the water consumption of the canteen is 1.12m3/person? Next, you mean 12,111 person-times per day, which means that there are 241 tons per day. If you use a advection grease trap, you can take 2 hours to stay, which is the size of the pool of 481 cubic meters. The specific length, width and height can be based on the factory. There is a parameter: the aspect ratio is less than 4, and the depth accounts for about 1.4.