Keyphrases
Performance Evaluation
100%
Closed-loop Vertical Ground Heat Exchanger
100%
In-situ Thermal Response Test
100%
Heat Transfer Tube
100%
Graphite
75%
Ground Heat Exchanger
75%
Pipe Type
75%
Effective Thermal Conductivity
50%
Loop Type
50%
Cost Analysis
50%
Pipe Section
50%
Cement Grouting
50%
Silica Sand
50%
U-loop
50%
South Korea
25%
Construction Cost
25%
Closed-loop
25%
Cost Reduction
25%
Thermal Performance
25%
Thermal Efficiency
25%
Cement Grout
25%
Bentonite Grout
25%
Bentonite
25%
Grouting Material
25%
Inlet pipe
25%
Graphite Additive
25%
Outlet pipe
25%
Different Additives
25%
Thermal Interference
25%
Installation Condition
25%
Engineering
Closed Loop
100%
Ground Heat Exchanger
100%
Heat Exchange
100%
Thermal Response Test
100%
Effective Thermal Conductivity
50%
Pipe Section
50%
Silicon Dioxide
50%
Test Result
25%
Applicability
25%
Construction Cost
25%
Cost Reduction
25%
Thermal Performance
25%
Cement Grout
25%
Grout
25%
Inlet Pipe
25%
Outlet Pipe
25%
Thermodynamic Efficiency
25%
Chemical Engineering
Thermal Conductivity
100%