NOVELTY - Ethylene glycol (EG) spraying circulation and supply means of prepolymerization vessel comprises a prepolymerization reactor (1), prepolymerization primary spraying device (2), prepolymerization secondary spray device (3), prepolymer geothermal wells (4), prepolymer preheater (5), prepolymerization filter group, prepolymer tube heat exchanger group, prepolymer cold wells, plate heat exchanger, hot well overflow tank, continuous polymerization EG tank, slurry mixing tank to and vacuum unit.    USE - Used as ethylene glycol spraying circulation and supply means of prepolymerization vessel.    DETAILED DESCRIPTION - Ethylene glycol (EG) spraying circulation and supply means of prepolymerization vessel comprises a prepolymerization reactor (1), prepolymerization primary spraying device (2), prepolymerization secondary spray device (3), prepolymer geothermal wells (4), prepolymer preheater (5), prepolymerization filter group, prepolymer tube heat exchanger group, prepolymer cold wells, plate heat exchanger, hot well overflow tank, continuous polymerization EG tank, slurry mixing tank to and vacuum unit. The top of prepolymerization reactor is provided with a prepolymerization spraying device and connected to prepolymer vacuum suction channel. The bottom of the prepolymerization secondary spray device is connected to the prepolymerization primary spraying device via connecting pipe; and the top of the prepolymerization secondary spray device and prepolymerization primary spraying device is connected to the vacuum unit. The discharge port at the bottom of the prepolymerization spraying device is connected to the inlet pipe of the prepolymerization geothermal wells. The discharge port at the bottom of the prepolymer geothermal wells is connected to prepolymerization inlet via prepolymerized screw conveyor. The discharge opening section of the prepolymer geothermal wells is connected to prepolymer preheater inlet via the pipeline, and the discharge opening of the prepolymer preheater is connected to the prepolymerization filter via inlet pipe. The discharge port of prepolymer filter group is connected to prepolymer tube heat exchanger feed inlet via the pipeline; and the prepolymerization tube heat exchanger discharge port is connected to the prepolymerization stage spray device through the inlet pipe. The secondary prepolymerization spraying device discharge port is connected to bottom of the prepolymer cold wells via inlet pipe; the prepolymer cold wells discharge port is provided with a main channel; where the separated channels are connected to feed inlet of the plate heat exchanger. The plate heat exchanger feed inlet is connected to the prepolymer secondary spray device feed inlet; the overflow port at the lower section of prepolymer preheater is connected to geothermal wells tank overflow feed inlet via the pipeline; the second discharge port at the bottom of prepolymer preheater is connected to discharge port of prepolymerization screw conveyor bottom and discharge port at the bottom of geothermal wells overflow tank. The discharge port at the bottom of the continuous polymerization EG tank is connected to overflow port and duct channel, the duct channel is connected to the slurry mixing tank discharge port, and the duct channel is also connected to continuous polymerization EG tank return port via return pipeline.    DESCRIPTION OF DRAWING(S) - The drawing shows a schematic view of the ethylene glycol spraying circulation and supply means of prepolymerization vessel.    Prepolymerization reactor (1)    Prepolymerization secondary spray device (2)    Prepolymerization secondary spray device (3)    Prepolymer geothermal wells (4)    Prepolymerization filter group (5)