Procurement Summary
Country: Finland
Summary: Fiber Optic Adts Monitoring System
Deadline: 19 Aug 2025
Other Information
Notice Type: Tender
TOT Ref.No.: 122767589
Document Ref. No.: GTK/36/02.03.01/2025/Optical Fiber Measurement with Ads Method
Financier: Self Financed
Purchaser Ownership: Public
Tender Value: Refer Document
Purchaser's Detail
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Login to see detailsTender Details
The purpose is to monitor medium -depth geothermal energy wells with the optical Distributed Tempeature Sensing (Active Distributed Tempera. The energy wells to be measured are about 600 to 800 meters deep with groundwater -filled wells and some wells have collection tubes installed. Adts in the method The heated copper cable to be used is either freely installed in the groundwater or inside the collection tube in the heat collection fluid. The method is heated by the cable and measured the temperature of the heating phase and recovery phase. As a result, brutal and breakdown zones, groundwater movement In the well and the effective thermal conductivity of the rock and bedrock rock species. The ADTS hardware to be purchased includes a DTS (Distributed Temperary System), a heating unit, ie the transformer and itself, a functional heated fiber cable copper cable. This procurement notice will be hankkimaan kaikki edella mainitut laitteet ja kaapelit. _____________________________________________________________________We are going to monitor deep geothermal boreholes by a distributed fiber optic sensing method ADTS (Active Distributed Temperature Sensing). The boreholes are from 600 to 800 meter deep groundwater filled boreholes and some assembled with a heat exchanger U-pipes. The heatable ADTS cable is installed inside the pipe or outside in the water. With the heating period and recovery phase, we are going to research the fracture zones, groundwater movement and the bedrock ty...
Published:16/07/2025
Deadline for submitting questions:04/08/2025
Deadline for tenders:19/08/2025
Documents
Tender Notice