pgi-nri experiences in geothermal parameters measurements · stability calculations (numerical...
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PGI-NRI experiences
in geothermal parameters
measurements
GEOPLASMA-CE: Knowledge exchange workshop on workflows and standards for the calibration of Thermal Response Test devices
PRAGUE, 15.03.2017
Grzegorz Ryżyński, Paweł Czarniak, Przemysław Sobótka
Polish Geological Institute - National Research Institute
ENGINEERING
GEOPHYSICS- field investigations team
INTRODUCTION
ERT, SRT, GCM,
GRAV, MAG, cross-hole...
NEW! – GEOTHERMAL (TRT)
STABILITY CALCULATIONS (numerical modelling PLAXIS & ZSOIL)
GEOTHERMAL
INVESTIGATIONS
- since 2016 (TRT)
GEOPHYSICS (ERT)
ENGINEERING-
GEOLOGICAL
CROSS
SECTION
INTRODUCTION –geological model
Model GERT produced by UBEG (purchased 2015)
THERMAL RESPONSE TEST (TRT)
TRT rig is planned to be used mostly for geothermal
mapping verification and for geothermal site
investigation for public and private sector projects
mountedon catepilar or trailer
Thermal dissipation tests are made with HT Type 110 thermometer
TRT – thermal dissipation testD
ep
th [
m]
Temperature [C]
Date of
TRT testSITE BHE type BHE depth
Borehole
diameter
Thermal
dissipation
test
09.2015
Modernised Hotel at
Miodowa St. Warsaw
Old Town
Single U, closed
loop.
HDPE, ø = 32 mm
200 m 140 mmnot
performed
λ = 1,55
W/m×Kt0 = 12,54°C
01.2016
Olympic Training
Centre in Zakopane,
Sports Hall
Single U, closed
loop.
PE DN40, ø = 40
mm
100 m 143 mm Doneλ = 2,48
W/m×Kt0 = 6,92°C
Single U, closed
loop.
PE DN40, ø = 40
mm
150 m 160 mm Doneλ1 = 1,92
W/m×Kt0 = 12,64°C
Single U, closed
loop.
PE DN40, ø = 40
mm
150 m 160 mm Doneλ2 = 2,35
W/m×Kt0 = 10,30°C
09.2016
New buildings of
Marshall Pilsudski's
Museum in
Sulejówek
Results
TRT test performed in PGI-NRI (not including calibration tests)
TRT results
interpretationWE USE PROGRAM:
INTERPRETATION WITH STANDARD METHOD
HEATING LOAD GRAPH
Customer No.:
Temat:
Nr Badania:
Date
Heat energy
#1 ~ E1
[MWh]
V1 [m3] T1 [C] T2 [C] FLOW1 [l/ h] EFFECT1 [kW]
10.09.2016 09:50 1,951 396,05 20,94 18 1303 4,4
10.09.2016 09:40 1,95 395,83 20,96 18 1285 4,3
10.09.2016 09:30 1,949 395,61 20,91 18 1306 4,4
10.09.2016 09:00 1,947 394,96 20,92 17,97 1317 4,4
10.09.2016 08:50 1,946 394,74 20,88 17,97 1346 4,6
... ... ... ... ... ... ...10.09.2016 08:30 1,945 394,31 20,99 17,94 1274 4,4
10.09.2016 08:20 1,944 394,09 20,87 17,92 1296 4,4
10.09.2016 08:10 1,943 393,87 20,86 17,91 1296 4,4
10.09.2016 08:00 1,943 393,66 20,82 17,91 1299 4,4
10.09.2016 07:50 1,942 393,44 20,81 17,89 1306 4,4
10.09.2016 07:40 1,941 393,22 20,83 17,9 1303 4,4
TRT 1
Wykonanie badań TRT i profilowania
temperaturowego na 2 otworowych gruntowych
wymiennikach ciepła o głębokości 150 m każdy,
wykonywanych w ramach budowy nowego
obiektu Muzeum Józefa Piłsudskiego w Sulejówku.
(”U” rurka HDPE o średnicy 40mm).
5348269
evaluation TRT data, Sulejówek
TRT results
interpretationRAW DATA
INTERPRETATION WITH STANDARD METHOD
HEATING LOAD GRAPH
Basic equipment for thermal parameters determination (thermal
conductivity) – devices were implemented in PGI-NRI Laboratory in 2015.
Laboratory equipment:
KD2PRO- Thermal Needle TK04 – Thermal conductivity meter
equipped with half space probe
Thermal
conductivity
(λ)
Temp(0)Test
duration
[W/(m·K)] [°C] [min]
19.05.2016 08:04 TR-1 3,068 20,84 5 HPM
19.05.2016 08:19 TR-1 2,832 20,82 5 HPM
19.05.2016 08:34 TR-1 3,214 20,68 5 HPM
19.05.2016 08:49 TR-1 3,045 20,54 5 HPM
... ... ... ... ... ...
20.05.2016 10:17 TR-1 1,884 20,38 5 HPM
20.05.2016 10:32 TR-1 1,882 20,42 5 HPM
20.05.2016 10:47 TR-1 1,876 20,41 5 HPM
20.05.2016 11:02 TR-1 1,875 20,39 5 HPM
Date Sensor type Test mode
Laboratory equipment:
Basic equipment for
thermal parameters
determination (thermal
conductivity) – devices
were implemented in PGI-
NRI Laboratory in 2015.
Currently first results of
measurements are
gathered
Example report from measurements
THANK YOU
FOR YOUR
ATTENTION!
Polish Geological InstituteNational Research Institute