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Soil Table 2: Themal Properties of Rocks at 25 deg C(1-4)
土壤属性表2:77℉岩石的热属性(1-4)
 
Rock Type
岩石类型
% Occurence
in Earth's 
Crust*
地壳中比例
k - All**
Thermal 
Conductivity
导热系数(W/m*K)
k - 80%***
Thermal 
Conductivity
导热系数(W/m*K)
c p
Specific Heat
比热(J/kg*K)

Density
密度

Thermal
Diffusivity
热扩散率
Dense Rock
致密岩石
--
3.46
--
840
3200
0.111
Average Rock
中质岩石
--
2.42
--
840
2800
0.089
Dense Concrete
密实混凝土
--
1.73
--
840
2400
0.073
Heavy Soil, Saturated
重质土,饱和
--
2.42
--
840
3200
0.078
Solid masonry
固体砖石
--
1.3
--
880
2290
0.056
Heavy Soil, Damp
重质土,湿
--
1.3
--
960
2100
0.056
Heavy Soil, Dry
重质土,干
--
0.87
--
840
2000
0.045
Light Soil, Damp
轻质土,湿
--
0.87
--
1050
1600
0.045
Light Soil, Dry
轻质土,干
--
0.35
--
840
1440
0.024
Igneous Rocks 火成岩
Granite 花岗岩
(10% Quartz 石英)
10.4
1.9-5.1
2.3-3.3
879
2640
0.084-0.12
Granite 花岗岩
(25% Quartz 石英)
2.6-3.6
0.093-0.13
Amphibolite闪岩
42.8
1.9-4.7
2.6-3.8
 
2800-3120
 
Andesite 安山岩
1.4-4.8
1.6-2.4
502
2560
0.10-0.16
Basalt 玄武岩
2.1-2.4
 
712-879
2880
0.065-0.084
Gabbro 辉长岩
(US Cen. Plains
美国中部平原)
1.6-2.8
 
753
2960
0.060-0.107
Gabbro 辉长岩
(US Rocky Mtns
美国洛基山脉)
2.1-3.6
 
0.079-0.14
Diorites 闪长岩
11.2
2.1-3.3
2.1-2.9
920
2880
0.065-0.093
Grandiorites
花岗岩闪长岩
2.1-3.5
 
879
2720
0.074-0.12
Seditmentary Rocks 沉积岩
Claystone 粘土石  
1.9-2.9
       
Dolomite 白云石  
1.6-6.2
2.8-6.2
879
2720-2800
0.10-0.21
Limestone 石灰石  
1.4-6.2
2.4-3.8
920
2400-2800
0.093-0.13
Rock Salt 矿盐  
6.4
 
837
2080-2160
 
Sandstone 砂岩
1.7
2.1-3.5
 
1005
2560-2720
0.065-0.11
Siltstone 粉砂岩   1.4-2.4        
Wet Shale 湿页岩
(25% Quartz 石英)
4.2
1.0-4.0
1.7-3.1
879
2080-2640
0.084-0.11
Wet Shale 湿页岩
(No Quartz 石英)
1.0-1.6
0.047-0.056
Dry Shale 干页岩
(25% Quartz 石英)
1.4-2.4
0.065-0.093
Dry Shale 干页岩
(No Quartz石英)
0.9-1.4
0.042-0.051
Metamorphic Rocks 变质岩
Gneiss 片麻岩
21.4
1.7-5.7
2.3-3.5
920
2650-2800
0.084-0.11
Marble 大理石
0.9
2.1-5.5
2.1-3.3
920
2720
0.074-0.11
Quartzite 石英岩  
5.2-6.9
 
837
2560
0.20-0.28
Schist 片岩
5.1
2.1-4.5
2.4-3.8
 
2720-3200
 
Slate 板岩  
1.6-2.6
 
920
2720-2800
0.056-0.084
*     Percentage of sedimentary rocks is higher near the surface. 越接近地表,沉积岩含量越高。
**    "All" represents the conductivity range of all samples tested.“All”表示所有样品测试获得的导热系数范围。
***   "80%" represents the mid-range for samples of rock.“80%”表示中档范围的岩石样品。

1. H.S. Carslaw and J.C. Jaeger, Conduction of Heat in Solids.  Oxford: Claremore Press, 1947.
2. L.R. Ingersoll, O.J. Zobel, and A.C. Ingersoll, Heat Conduction: with Engineering and Geological Applications, 2nd ed. McGraw-Hill, New York, 1954.
3. S.P. Kavenaugh, "Simulation of Ground-Coupled Heat Pumps with an Analytical Solution," Proceedings of the ASME International Solar Energy Conference.  New York: American Society of Mechanical Engineers, 1992.
4. Closed-Loop/Ground-Source Heat Pump Systems Installation Guide.  NRECA Research Project 86-1.  Oklahoma State University.  1988

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