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Geothermal production well temperature declines too slow

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Hey all,

I'm new to comsol (i've been using it for 3 weeks now). I'm currently modelling something that looks like the 'geothermal doublet' application from comsol, but instead I have a pressure driven flow. It also does not contain a fracture.

My problem now is that I want to compute the production temperatue of my production wells over the years. It seems like the well influences the temperature as such it remains high around the production well. Even after 80 years the temperature only decreased with 10 degrees, while the surrounding dropped to the injection temperature!

The image attached is a cross section through the mirrored simplified model with two wells inside an aquifer in between two impermeable layers.

Anyone please help?


1 Reply Last Post 22 giu 2018, 05:27 GMT-4
Yara Soares COMSOL Employee

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Posted: 6 years ago 22 giu 2018, 05:27 GMT-4

Dear Sophie,

Thank you for positing your question. I have noticed that you didn't receive an answer yet. If you have access to a license on subscription, I would like to suggest sending an email to support@comsol.com for a swift response.

Kind regards,

Yara Soares


COMSOL BV | Röntgenlaan 37 | 2719 DX Zoetermeer Phone: +31 (0)79 363 4230 | Fax: +31 (0)79 361 4212

www.comsol.nl | yara.soares@comsol.com

Dear Sophie, Thank you for positing your question. I have noticed that you didn't receive an answer yet. If you have access to a license on subscription, I would like to suggest sending an email to support@comsol.com for a swift response. Kind regards, Yara Soares -------------------------------------------------------------------------- COMSOL BV | Röntgenlaan 37 | 2719 DX Zoetermeer Phone: +31 (0)79 363 4230 | Fax: +31 (0)79 361 4212 www.comsol.nl | yara.soares@comsol.com ----------------------------------------------------

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