Core Insights - Sinopec's Shengli Oilfield has successfully transitioned to energy utilization by using heat from extracted liquid at a depth of 3,200 meters, replacing traditional gas heating, marking significant progress in the industrial application of geothermal resources [1][4] Group 1: Project Overview - The Goudong project employs an innovative dual heat source technology that combines high-temperature heat from gas wells and medium-temperature heat from oil wells, achieving efficient utilization of clean thermal energy [1] - The project is estimated to provide an annual clean heating capacity of 209,000 GJ, reducing heating costs by 59% and replacing 6.38 million cubic meters of natural gas, which can meet the annual gas needs of approximately 20,000 urban households [1] Group 2: Environmental Impact - The project is expected to reduce carbon dioxide emissions by 13,500 tons annually, contributing to environmental sustainability [1] - The geothermal resource in the Jiyang Depression is equivalent to about 25 billion tons of standard coal, with an average geothermal gradient of 3.4-4.2 degrees Celsius per 100 meters, indicating a favorable geological structure for geothermal energy utilization [1] Group 3: Industry Significance - The practice of converting abandoned wells into heat source wells and developing new thermal fields in old oil fields provides a replicable model for the clean transformation of the traditional oil and gas industry [4] - This initiative is seen as a significant step towards the new energy transition in the oil and gas sector and contributes to the adjustment of the energy structure [4]