Method and related device for evaluating and zoning shallow geothermal energy resources in bedrock formation

Abstract

32 20 25 28 36 41 20 D ec 2 02 5 A B S T R A C T O F T H E D I S C L O S U R E 2 0 2 5 2 8 3 6 4 1 2 0 D e c 2 0 2 5 2 / 3 Z o n in g m et h o d G eo lo g ic al d at a L it h o lo g y T h er m al p ro p er ty T h er m al d if fu si o n co ef fi ci en t H ea t tr an sf er co ef fi ci en t G eo th er m al ca p ac it y E v al u at e D is ad v an ta g eo u s w at er -c o n d u ct iv e an d w at er -s to ra g e st ru ct u re s (l o w es t sc o re ) A d v an ta g eo u s st ru ct u re (b u t N o n -c o n ce n tr at ed r u n o ff z o n es ) H y d ro g eo lo g ic al d at a B ed ro ck g ro u n d w at er s u p p ly so u rc es a n d s ea so n al f ea tu re s G ro u n d w at er fl o w v el o ci ty G ro u n d w at er fl o w r at e G ro u n d w at er fl o w d ir ec ti o n B ed ro ck g ro u n d w at er -r ic h re g u la ti o n N o n -c o n ce n tr at ed ru n o ff z o n es C o n ce n tr at ed r u n o ff z o n es (h ig h es t sc o re ) O th er A q u it ar d ( lo w es t sc o re ) S co re in g O b ta in in g a th er m al p ro p er ty co n d it io n s co re M o d if y in g h ea t tr an sf er c o ef fi ci en t S co re in g O b ta in in g a h y d ro g eo lo g ic al co n d it io n s co re S co re in g S co re in g M o d if y in g g eo th er m al ca p ac it y W ei g h ti n g t o o b ta in t h e to ta l sc o re S tr u ct u re F IG . 2 Thermal diffusion Evaluate coefficient Heat transfer Obtaining a Thermal Lithology coefficient Scoreing property Geothermal Geological data capacity Weighting to Disadvantageous water-conductive and Modifying geothermal obtain the total water-storage structures (lowest score) Structure capacity score Advantageous structure Zoning (but Non-concentrated runoff zones) I-L method Scoreing Obtaining a Scoreing hydrogeological condition score Hydrogeological data flow direction Scoreing Non-concentrated Bedrock groundwater-rich runoff zones regulation Other Concentrated runoff zones (highest score) FIG. 2 20 25 28 36 41 20 D ec 2 02 5 2 0 2 5 2 8 3 6 4 1 2 0 D e c 2 0 2 5 Thermal diffusion E v a l u a t e c o e f f i c i e n t H e a t t r a n s f e r c o e f f i c i e n t G e o t h e r m a l G e o l o g i c a l M o d i f y i n g h e a t transfer coefficient Disadvantageous water-conductive and Modifying geothermal water-storage structures (lowest score) S t r u c t u r e Advantageous structure (but Non-concentrated runoff zones) G r o u n d w a t e r f l o w v e l o c i t y Bedrock groundwater supply sources and seasonal features G r o u n d w a t e r f l o w r a t e H y d r o g e o l o g i c a l G r o u n d w a t e r f l o w d i r e c t i o n Aquitard (lowest score) Non-concentrated Bedrock groundwater-rich r u n o f f z o n e s r e g u l a t i o n Concentrated runoff zones ( h i g h e s t s c o r e )

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