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Ableitung der thermischen Bodenfunktionen anhand von Körnung und Porengrößenverteilung als Grundlage für In-situ-Vorhersagen des Bodenwärmehaushaltes Cover

Ableitung der thermischen Bodenfunktionen anhand von Körnung und Porengrößenverteilung als Grundlage für In-situ-Vorhersagen des Bodenwärmehaushaltes

Die Bodenkultur: Journal of Land Management, Food and Environment
Volume 72 (2021): Issue 1 (March 2021)
By: Rainer Horn,  Yili Lu,  Tusheng Ren,  Robert Horton,  Anneka Mordhorst and  Heiner Fleige  
Open Access
|Sep 2021

Figures & Tables

Abbildung 1

Bodenübersichtskarte von Deutschland 1: 5.000.000 (BGR Hannover) einschließlich der Leitungsvorhaben im Stromübertragungsnetz.Figure 1. Soil overview map of Germany 1: 5,000,000 (BGR Hannover) with illustration of line projects in the electricity transmission network.
Bodenübersichtskarte von Deutschland 1: 5.000.000 (BGR Hannover) einschließlich der Leitungsvorhaben im Stromübertragungsnetz.Figure 1. Soil overview map of Germany 1: 5,000,000 (BGR Hannover) with illustration of line projects in the electricity transmission network.

Abbildung 2

Änderung der volumetrischen Wärmekapazität C (a), der Wärmeleitfähigkeit λ (b) und der Temperaturleitfähigkeit k (c) mit dem volumetrischen Wassergehalt Θ und der Trockenrohdichte ρt für die Bodenart Lt2.Figure 2. Changes in volumetric heat capacity C (a), thermal conductivity λ (b) and thermal diffusivity k (c) with volumetric water content Θ and bulk density ρt for the German Soil texture class Lt2.
Änderung der volumetrischen Wärmekapazität C (a), der Wärmeleitfähigkeit λ (b) und der Temperaturleitfähigkeit k (c) mit dem volumetrischen Wassergehalt Θ und der Trockenrohdichte ρt für die Bodenart Lt2.Figure 2. Changes in volumetric heat capacity C (a), thermal conductivity λ (b) and thermal diffusivity k (c) with volumetric water content Θ and bulk density ρt for the German Soil texture class Lt2.

Abbildung 3

Einfluss des Tongehaltes bei der Bodenart Tu3 auf die Unterschiede in der Temperaturleitfähigkeit k bei unterschiedlichen Trockenrohdichten und Matrixpotenzialen (pF-Wert).Figure 3. Impact of clay content across the German soil texture class Tu3 on differences in the thermal diffusivity k depending on bulk density and matric potential (pF-value).
Einfluss des Tongehaltes bei der Bodenart Tu3 auf die Unterschiede in der Temperaturleitfähigkeit k bei unterschiedlichen Trockenrohdichten und Matrixpotenzialen (pF-Wert).Figure 3. Impact of clay content across the German soil texture class Tu3 on differences in the thermal diffusivity k depending on bulk density and matric potential (pF-value).

Abbildung 4

Einfluss des Tongehaltes in der Bodenart Sl3 auf die Unterschiede in der Temperaturleitfähigkeit bei unterschiedlichen Trockenrohdichten und Matrixpotenzialen (pF-Wert).Figure 4. Impact of clay content across the German soil texture class Tu3 on differences in the thermal diffusivity k depending on bulk density and matric potential (pF-value).
Einfluss des Tongehaltes in der Bodenart Sl3 auf die Unterschiede in der Temperaturleitfähigkeit bei unterschiedlichen Trockenrohdichten und Matrixpotenzialen (pF-Wert).Figure 4. Impact of clay content across the German soil texture class Tu3 on differences in the thermal diffusivity k depending on bulk density and matric potential (pF-value).

Einfluss der Bodenarten (BA bei mittlerer Korngrößenzusammensetzung) auf die Wärmeleitfähigkeit λ in Abhängigkeit vom Matrixpotenzial (pF-Wert) für die 3 Klassen der Trockenrohdichte < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3Table 2a_ Impact of soil texture classes (BA with mean particle size distribution) on the thermal conductivity λ depending on matric potential (pF value) for the three bulk density classes < 1_4 g cm−3, 1_4–1_6 g cm−3 und > 1_6 g cm−3

λ [W m−1 K−1] bei ρt < 1,4 g cm−3λ [W m−1 K−1] bei ρt = 1,4–1,6 g cm−3λ [W m−1 K−1] bei ρt > 1,6 g cm−3
BApF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2
Ss2,031,240,730,732,421,281,130,832,801,681,300,88
Su21,851,481,180,752,121,701,190,742,552,121,690,98
Sl21,741,421,130,812,071,731,490,992,422,081,721,16
Sl31,611,401,100,921,951,691,401,062,312,071,761,31
St21,911,721,250,892,311,841,531,012,852,311,891,28
Su31,601,411,160,841,931,701,491,002,242,021,771,09
Su41,441,301,100,821,741,581,410,961,981,831,661,06
Slu1,441,301,170,911,701,561,441,071,901,781,651,23
Sl41,501,311,130,901,911,721,571,212,252,071,951,49
St31,651,441,331,082,011,771,641,362,452,232,061,77
Ls21,301,201,050,851,541,441,301,111,701,621,451,29
Ls31,351,221,060,911,681,561,401,231,871,771,571,42
Ls41,441,291,150,991,781,621,441,262,081,941,791,55
Lt21,271,191,080,951,491,421,361,191,641,581,521,38
Lts1,341,261,141,061,631,561,481,331,851,771,691,53
Ts41,461,341,221,121,941,781,751,452,202,081,961,77
Ts31,491,431,311,231,781,701,651,472,001,911,811,66
Uu1,301,231,080,641,491,431,350,801,671,641,461,02
Us1,341,251,120,671,531,441,360,721,761,711,630,97
Ut21,431,341,160,691,621,551,470,831,771,731,581,07
Ut31,391,301,170,721,571,511,450,871,711,681,521,04
Uls1,301,201,070,731,501,421,360,891,631,571,421,00
Ut41,341,241,150,811,511,441,391,001,671,631,511,21
Lu1,381,291,150,931,661,581,481,231,851,801,601,44
Lt31,381,331,231,121,631,581,521,401,821,781,711,60
Tu31,301,251,181,051,511,461,421,271,671,641,571,48
Tu41,321,241,170,961,501,441,401,151,631,591,501,29
Ts21,361,321,221,151,581,551,521,361,761,721,611,50
Tl1,211,181,101,051,371,341,301,191,521,491,431,33
Tu21,311,271,201,111,441,411,381,271,621,591,521,44
Tt1,231,201,141,081,421,401,361,251,641,621,541,43

Einfluss der Bodenarten (BA bei maximalem Tongehalt) auf die Wärmeleitfähigkeit λ in Abhängigkeit vom Matrixpotenzial (pF-Wert) für die 3 Klassen der Trockenrohdichte < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3Table 2b_ Impact of soil texture classes (BA with maximum clay content) on the thermal conductivity λ depending on matric potential (pF value) for the three bulk density classes < 1_4 g cm−3, 1_4–1_6 g cm−3 und > 1_6 g cm−3

λ [W m−1 K−1] bei ρt < 1,4 g cm−3λ [W m−1 K−1] bei ρt = 1,4–1,6 g cm−3λ [W m−1 K−1] bei ρt > 1,6 g cm−3
BApF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2
Ss2,051,250,730,732,441,291,130,832,831,691,310,88
Su21,741,391,110,711,981,591,120,702,361,971,570,92
Sl21,671,361,090,791,981,651,420,952,301,981,641,11
Sl31,451,260,990,831,711,491,240,951,991,791,531,15
St21,781,601,160,842,121,701,410,952,582,101,721,18
Su31,481,311,080,781,761,561,360,922,021,821,601,00
Su41,371,241,040,781,631,491,330,911,851,711,561,00
Slu1,311,201,070,741,521,421,310,851,681,601,480,98
Sl41,351,191,020,821,681,511,381,071,941,781,691,30
St31,531,341,231,011,841,621,501,252,212,011,861,60
Ls21,231,140,990,811,431,351,211,041,571,511,351,20
Ls31,291,170,990,801,571,481,321,121,741,661,471,30
Ls41,371,231,100,951,671,521,361,191,941,811,671,45
Lt21,351,271,161,011,621,541,471,291,801,731,661,50
Lts1,211,141,040,951,431,381,311,171,601,541,481,33
Ts41,461,341,221,121,941,781,751,452,202,081,961,77
Ts31,371,321,221,131,611,551,511,331,791,721,641,49
Uu1,271,201,060,631,441,381,310,781,621,591,410,99
Us1,361,271,140,681,561,471,380,731,801,741,660,99
Ut21,411,331,150,691,601,541,460,821,741,711,561,06
Ut31,361,271,150,711,531,471,410,851,671,631,471,01
Uls1,401,291,150,781,641,551,480,961,801,731,561,08
Ut41,341,241,150,811,511,441,391,001,671,631,511,21
Lu1,301,211,080,881,531,461,371,141,691,651,471,32
Lt31,301,241,161,051,511,461,401,301,671,631,561,47
Tu31,271,211,151,021,471,411,381,231,621,591,521,43
Tu41,341,261,190,981,531,471,431,171,671,631,531,32
Ts21,411,371,271,201,661,621,601,421,851,811,691,57
Tl1,301,261,181,121,481,451,411,281,671,631,561,45
Tu21,291,261,181,101,421,391,361,251,591,561,501,42
Tt1,231,201,141,081,421,401,361,251,641,621,541,43

Einfluss der Bodenarten (BA bei maximalem Tongehalt) auf die volumetrische Wärmekapazität C in Abhängigkeit vom Matrixpotenzial (pF-Wert) für die 3 Klassen der Trockenrohdichte < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3Table 1b_ Impact of soil texture classes (BA with maximal clay content) on the volumetric heat capacity C depending on matric potential (pF value) for the three bulk density classes < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3

C [MJ m−3 K−1] bei ρt < 1,4 g cm−3C [MJ m−3 K−1] bei ρt = 1,4–1,6 g cm−3C [MJ m−3 K−1] bei ρt > 1,6 g cm−3
BApF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2
Ss3,071,571,191,192,921,501,411,292,791,661,491,36
Su23,072,071,611,232,942,061,521,272,762,141,761,43
Sl23,102,131,631,302,922,171,831,412,762,221,841,51
Sl33,122,371,701,452,922,291,831,502,742,321,951,61
St23,072,491,651,322,902,061,731,392,702,071,781,53
Su33,122,411,821,362,922,331,961,462,762,352,011,51
Su43,142,551,931,432,922,462,081,502,762,432,141,55
Slu3,122,532,111,572,922,502,211,622,792,492,241,70
Sl43,162,411,911,492,902,392,101,642,722,382,221,76
St33,142,392,091,632,942,362,101,732,742,362,161,86
Ls23,142,602,091,722,922,542,171,872,792,532,161,95
Ls33,162,531,991,662,902,522,141,852,762,512,141,93
Ls43,162,532,071,702,922,462,081,792,742,452,201,91
Lt23,172,712,291,962,962,662,462,082,832,622,452,16
Lts3,192,782,322,062,962,712,462,122,812,602,432,14
Ts43,242,692,271,982,942,522,431,932,812,562,352,10
Ts33,152,862,442,192,962,712,582,162,832,622,412,16
Uu3,142,722,181,472,962,672,421,582,812,682,221,72
Us3,122,662,201,492,942,562,311,522,762,602,391,68
Ut23,072,662,111,482,922,672,421,582,812,682,311,72
Ut33,072,612,201,532,922,672,461,622,812,682,261,72
Uls3,122,572,161,572,922,582,371,662,812,602,221,72
Ut43,102,592,261,632,942,652,481,772,812,682,351,89
Lu3,142,642,181,762,922,632,331,912,792,622,201,99
Lt33,172,842,462,132,982,772,562,272,852,722,522,31
Tu33,172,842,542,132,982,732,602,182,852,722,522,31
Tu43,132,712,421,922,962,712,542,002,852,722,432,06
Ts23,152,942,482,272,962,792,712,252,832,702,412,20
Tl3,172,962,542,343,002,832,672,292,852,722,522,27
Tu23,152,942,572,273,022,852,732,352,872,752,542,33
Tt3,213,052,672,423,022,902,732,352,832,752,492,24

Einfluss der Bodenarten (BA bei mittlerer Korngrößenzusammensetzung) auf die Temperaturleitfähigkeit k in Abhängigkeit vom Matrix-potenzial (pF-Wert) für die 3 Klassen der Trockenrohdichte < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3Table 3a_ Impact of soil texture classes (BA with mean particle size distribution) on the thermal diffusivity k depending on matric potential (pF value) for the three bulk density classes < 1_4 g cm−3, 1_4–1_6 g cm−3 und > 1_6 g cm−3

λ [W m−1 K−1] bei ρt < 1,4 g cm−3λ [W m−1 K−1] bei ρt = 1,4–1,6 g cm−3λ [W m−1 K−1] bei ρt > 1,6 g cm−3
BApF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2
Ss5,586,926,776,777,088,828,808,538,6710,7610,7810,33
Su25,326,166,405,996,337,317,576,797,969,059,568,84
Sl25,115,615,544,836,326,916,966,037,618,258,377,30
Sl34,945,214,954,416,116,456,275,257,387,757,726,56
St25,405,424,553,186,906,675,893,759,098,847,755,13
Su34,945,656,316,596,096,977,608,117,168,038,829,50
Su44,905,606,567,285,886,697,518,756,677,468,309,95
Slu5,035,636,106,485,866,466,927,546,497,037,538,36
Sl44,735,135,244,916,146,606,786,507,317,777,967,89
St34,845,004,944,496,136,326,275,777,767,997,987,59
Ls24,404,724,944,877,037,467,817,869,309,7510,3210,43
Ls34,935,465,875,905,956,446,927,146,536,957,577,81
Ls44,785,095,174,965,916,266,396,196,897,227,427,36
Lt24,454,584,594,426,726,896,956,818,618,798,898,83
Lts4,955,195,375,365,866,076,266,366,516,766,937,08
Ts44,514,604,554,366,186,316,315,857,087,207,217,02
Ts34,975,035,004,865,915,985,995,786,636,716,716,51
Uu5,235,495,805,895,595,816,006,325,926,046,486,73
Us4,615,205,947,436,857,688,3611,1710,1810,8211,7316,10
Ut25,165,265,204,245,966,056,095,016,616,676,765,97
Ut35,265,375,364,595,795,885,925,166,206,266,355,72
Uls4,635,035,325,396,797,237,507,938,418,799,479,84
Ut45,355,355,234,405,625,635,614,865,855,875,825,30
Lu4,684,784,734,386,166,276,295,997,277,367,407,19
Lt34,684,644,484,165,995,975,885,607,077,056,956,72
Tu35,235,134,964,485,635,545,464,975,925,875,735,48
Tu45,505,395,214,535,575,505,424,725,605,585,424,88
Ts24,624,644,554,407,397,427,427,0510,1110,1610,039,59
Tl4,604,534,274,045,925,855,725,207,397,317,076,53
Tu25,405,264,844,345,545,405,274,695,705,585,304,88
Tt5,555,334,674,085,555,355,044,065,555,394,773,87

Einfluss der Bodenarten (BA bei minimalem Tongehalt) auf die Temperaturleitfähigkeit k in Abhängigkeit vom Matrixpotenzial (pF-Wert) für die 3 Klassen der Trockenrohdichte < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3Table 3c_ Impact of soil texture classes (BA with minimum clay content) on the thermal diffusivity k depending on matric potential (pF value) for the three bulk density classes < 1_4 g cm−3, 1_4–1_6 g cm−3 und > 1_6 g cm−3

λ [W m−1 K−1] bei ρt < 1,4 g cm−3λ [W m−1 K−1] bei ρt = 1,4–1,6 g cm−3λ [W m−1 K−1] bei ρt > 1,6 g cm−3
BApF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2
Ss5,527,548,058,056,949,789,9510,148,4511,6012,1212,35
Su25,526,627,187,456,728,048,949,018,7310,2111,2311,77
Sl25,265,825,885,446,737,427,577,008,369,119,408,73
Sl35,065,295,074,636,626,926,765,898,408,758,727,67
St25,605,936,075,547,378,027,997,1310,0310,8910,889,81
Su34,995,866,817,736,387,488,409,927,728,849,9712,13
Su44,835,656,898,316,016,988,0510,487,007,979,0612,37
Slu4,975,505,876,055,896,436,817,156,607,087,518,04
Sl44,744,984,954,536,666,977,036,518,368,708,808,37
St34,915,024,964,516,426,576,505,998,408,608,568,13
Ls24,875,255,535,535,916,296,646,756,636,977,437,57
Ls34,785,195,455,396,026,436,786,876,767,117,597,72
Ls44,714,944,974,766,186,466,536,307,537,817,967,83
Lt24,975,315,585,675,856,176,386,666,466,746,967,29
Lts4,734,874,944,876,016,156,256,237,007,177,277,28
Ts44,484,554,484,316,466,566,556,107,567,667,667,45
Ts34,944,994,964,836,016,076,085,876,856,926,916,71
Uu4,685,145,887,205,836,306,758,847,077,358,5610,38
Us5,015,736,688,925,766,557,2110,476,637,097,7711,47
Ut25,035,335,665,426,536,807,067,117,868,058,588,80
Ut35,055,325,515,206,316,526,696,577,397,537,967,85
Uls5,105,786,407,215,866,416,818,246,326,737,618,85
Ut44,985,155,184,735,936,076,135,816,886,967,136,92
Lu4,414,745,005,066,947,317,667,989,129,4410,1910,44
Lt34,404,524,584,526,786,927,027,049,059,189,359,42
Tu34,854,814,714,365,845,805,765,376,616,596,516,31
Tu45,195,195,114,655,795,805,785,316,206,226,175,79
Ts24,974,994,924,795,915,945,945,716,636,666,616,38
Tl4,394,474,554,536,816,927,007,0210,0110,1510,3210,32
Tu24,714,694,574,345,785,775,745,477,367,347,247,00
Tt5,555,394,914,465,555,415,194,455,555,444,994,29

Einfluss der Bodenarten (BA bei mittlerer Korngrößenzusammensetzung) auf die volumetrische Wärmekapazität C in Abhängigkeit vom Matrixpotenzial (pF-Wert) für die 3 Klassen der Trockenrohdichte < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3Table 1a_ Impact of soil texture classes (BA with mean particle size distribution) on the volumetric heat capacity C depending on matric potential (pF value) for the three bulk density classes < 1_4 g cm−3, 1_4–1_6 g cm−3 und > 1_6 g cm−3

C [MJ m−3 K−1] bei ρt < 1,4 g cm−3C [MJ m−3 K−1] bei ρt = 1,4–1,6 g cm−3C [MJ m−3 K−1] bei ρt > 1,6 g cm−3
BApF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2
Ss3,071,571,191,192,921,501,411,292,791,661,491,36
Su23,072,071,611,232,942,061,521,272,762,141,761,43
Sl23,102,131,631,302,922,171,831,412,762,221,841,51
Sl33,122,371,701,452,922,291,831,502,742,321,951,61
St23,072,491,651,322,902,061,731,392,702,071,781,53
Su33,122,411,821,362,922,331,961,462,762,352,011,51
Su43,142,551,931,432,922,462,081,502,762,432,141,55
Slu3,122,532,111,572,922,502,211,622,792,492,241,70
Sl43,162,411,911,492,902,392,101,642,722,382,221,76
St33,142,392,091,632,942,362,101,732,742,362,161,86
Ls23,142,602,091,722,922,542,171,872,792,532,161,95
Ls33,162,531,991,662,902,522,141,852,762,512,141,93
Ls43,162,532,071,702,922,462,081,792,742,452,201,91
Lt23,142,682,261,932,922,632,422,042,792,582,412,12
Lts3,192,782,322,062,962,712,462,122,812,602,432,14
Ts43,212,662,241,952,902,482,391,892,762,512,302,05
Ts33,152,862,442,192,962,712,582,162,832,622,412,16
Uu3,142,722,181,472,962,672,421,582,812,682,221,72
Us3,122,662,201,492,942,562,311,522,762,602,391,68
Ut23,072,662,111,482,922,672,421,582,812,682,311,72
Ut33,072,612,201,532,922,672,461,622,812,682,261,72
Uls3,122,572,161,572,922,582,371,662,812,602,221,72
Ut43,102,592,261,632,942,652,481,772,812,682,351,89
Lu3,142,642,181,762,922,632,331,912,792,622,201,99
Lt33,172,842,462,132,982,772,562,272,852,722,522,31
Tu33,172,842,542,132,982,732,602,182,852,722,522,31
Tu43,102,682,381,882,922,672,501,962,812,682,392,01
Ts23,152,942,482,272,962,792,712,252,832,702,412,20
Tl3,172,962,542,343,002,832,672,292,852,722,522,27
Tu23,152,942,572,273,022,852,732,352,872,752,542,33
Tt3,213,052,672,423,022,902,732,352,832,752,492,24

Einfluss der Bodenarten (BA bei minimalem Tongehalt) auf die Wärmeleitfähigkeit λ in Abhängigkeit vom Matrixpotenzial (pF-Wert) für die 3 Klassen der Trockenrohdichte < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3Table 2c_ Impact of soil texture classes (BA with minimum clay content) on the thermal conductivity λ depending on matric potential (pF value) for the three bulk density classes < 1_4 g cm−3, 1_4–1_6 g cm−3 und > 1_6 g cm−3

λ [W m−1 K−1] bei ρt < 1,4 g cm−3λ [W m−1 K−1] bei ρt = 1,4–1,6 g cm−3λ [W m−1 K−1] bei ρt > 1,6 g cm−3
BApF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2
Ss1,991,220,710,712,361,261,100,812,731,641,270,86
Su21,991,591,260,792,311,841,280,782,802,331,851,06
Sl21,881,531,220,872,271,891,621,072,682,311,901,27
Sl31,801,561,221,012,221,921,591,192,682,392,031,49
St22,051,831,330,952,501,991,651,083,122,522,051,39
Su31,721,511,240,892,111,851,611,072,462,211,931,18
Su41,531,391,160,871,881,711,521,032,162,001,811,14
Slu1,481,341,210,941,761,621,501,111,981,851,721,28
Sl41,681,471,261,002,201,971,791,372,642,422,281,73
St31,761,531,411,152,171,911,761,462,682,432,251,92
Ls21,471,341,181,021,781,651,491,322,001,891,681,53
Ls31,441,291,120,971,811,681,511,322,041,921,711,54
Ls41,581,421,261,082,001,811,611,402,372,202,031,76
Lt21,391,301,181,061,671,581,511,341,871,791,711,55
Lts1,501,411,281,181,881,791,691,522,162,061,971,78
Ts41,551,421,291,182,101,931,881,562,402,262,131,93
Ts31,561,491,371,291,881,791,741,542,122,031,921,75
Uu1,381,311,150,681,601,531,450,851,821,781,581,09
Us1,451,341,210,861,681,561,470,971,951,881,781,23
Ut21,301,231,070,641,461,401,330,761,581,541,420,97
Ut31,271,191,070,671,411,361,300,801,521,491,350,94
Uls1,391,271,150,891,631,531,461,071,791,711,541,19
Ut41,421,321,220,851,611,541,491,071,801,761,631,30
Lu1,291,201,070,871,521,461,361,131,681,641,461,32
Lt31,311,251,171,061,521,481,421,311,691,651,581,49
Tu31,351,301,231,091,591,531,491,321,771,731,661,56
Tu41,371,291,221,001,571,511,461,201,711,681,581,35
Ts21,491,451,331,261,781,731,701,512,001,951,811,68
Tl1,351,321,231,171,551,521,481,341,761,721,651,53
Tu21,251,221,141,061,371,341,311,211,531,501,441,36
Tt1,231,201,141,081,421,401,361,251,641,621,541,43

Einfluss der Bodenarten (BA bei maximalem Tongehalt) auf die Temperaturleitfähigkeit k in Abhängigkeit in Abhängigkeit vom Matrix-potenzial (pF-Wert) für die 3 Klassen der Trockenrohdichte < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3Table 3b_ Impact of soil texture classes (BA with maximal clay content) on the thermal diffusivity k depending on matric potential (pF value) for the three bulk density classes < 1_4 g cm−3, 1_4–1_6 g cm−3 und > 1_6 g cm−3

λ [W m−1 K−1] bei ρt < 1,4 g cm−3λ [W m−1 K−1] bei ρt = 1,4–1,6 g cm−3λ [W m−1 K−1] bei ρt > 1,6 g cm−3
BApF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2
Ss5,606,005,005,007,127,377,076,238,759,338,677,36
Su25,226,086,315,756,087,087,286,317,458,539,008,08
Sl25,075,565,434,606,166,736,745,657,307,927,996,75
Sl35,015,786,376,275,866,767,387,246,747,588,358,41
St25,255,455,043,916,496,726,294,568,248,567,985,96
Su34,975,616,065,745,896,657,096,756,737,468,027,50
Su45,035,736,657,135,866,657,428,276,517,278,059,14
Slu4,625,025,265,156,947,467,797,699,129,6810,1310,19
Sl44,935,686,176,245,956,717,187,576,747,447,828,60
St34,835,055,014,535,886,136,105,617,157,437,467,10
Ls24,554,684,634,286,416,596,586,277,888,068,107,85
Ls34,194,504,614,427,467,898,198,099,9610,4210,9210,90
Ls44,895,335,565,495,856,346,646,606,677,117,447,60
Lt24,854,784,544,125,965,915,795,306,746,716,616,21
Lts4,394,344,083,796,416,376,215,688,168,107,967,33
Ts44,514,554,424,176,186,236,215,557,087,147,096,77
Ts34,644,754,804,737,607,787,847,7410,5810,8210,9410,78
Uu5,555,635,594,765,555,625,644,885,555,595,625,10
Us5,055,215,274,695,765,946,015,216,576,696,816,27
Ut25,195,355,424,775,896,026,125,496,446,526,716,31
Ut35,395,445,354,405,665,705,714,735,855,895,875,10
Uls4,865,035,044,516,086,246,305,706,887,027,146,52
Ut45,355,305,134,145,625,605,554,635,855,855,755,09
Lu5,285,174,844,165,665,595,414,775,895,865,545,15
Lt35,285,114,774,255,625,495,304,875,855,775,565,22
Tu35,555,355,074,405,555,375,254,585,555,465,244,90
Tu45,355,225,014,245,665,575,464,655,855,815,614,96
Ts24,814,694,213,846,166,015,914,967,277,126,525,79
Tl5,285,104,544,145,585,405,174,375,855,695,314,64
Tu25,555,344,794,165,555,365,194,455,555,385,024,52
Tt5,555,294,523,835,555,324,953,825,555,364,633,60

Einfluss der Bodenarten (BA bei minimalem Tongehalt) auf die volumetrische Wärmekapazität C in Abhängigkeit vom Matrixpotenzial (pF-Wert) für die 3 Klassen der Trockenrohdichte < 1,4 g cm−3, 1,4–1,6 g cm−3 und > 1,6 g cm−3Table 1c_ Impact of soil texture classes (BA with minimum clay content) on the volumetric heat capacity C depending on matric potential (pF value) for the three bulk density classes < 1_4 g cm−3, 1_4–1_6 g cm−3 und > 1_6 g cm−3

C [MJ m−3 K−1] bei ρt < 1,4 g cm−3C [MJ m−3 K−1] bei ρt = 1,4–1,6 g cm−3C [MJ m−3 K−1] bei ρt > 1,6 g cm−3
BApF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2pF −∞pF 1,8pF 2,5pF 4,2
Ss3,071,571,191,192,921,501,411,292,791,661,491,36
Su23,072,071,611,232,942,061,521,272,762,141,761,43
Sl23,102,131,631,302,922,171,831,412,762,221,841,51
Sl33,122,371,701,452,922,291,831,502,742,321,951,61
St23,072,491,651,322,902,061,731,392,702,071,781,53
Su33,122,411,821,362,922,331,961,462,762,352,011,51
Su43,142,551,931,432,922,462,081,502,762,432,141,55
Slu3,122,532,111,572,922,502,211,622,792,492,241,70
Sl43,162,411,911,492,902,392,101,642,722,382,221,76
St33,142,392,091,632,942,362,101,732,742,362,161,86
Ls23,142,602,091,722,922,542,171,872,792,532,161,95
Ls33,162,531,991,662,902,522,141,852,762,512,141,93
Ls43,162,532,071,702,922,462,081,792,742,452,201,91
Lt23,142,682,261,932,922,632,422,042,792,582,412,12
Lts3,162,742,282,032,922,672,422,082,762,552,392,09
Ts43,212,662,241,952,902,482,391,892,762,512,302,05
Ts33,152,862,442,192,962,712,582,162,832,622,412,16
Uu3,142,722,181,472,962,672,421,582,812,682,221,72
Us3,122,662,201,492,942,562,311,522,762,602,391,68
Ut23,072,662,111,482,922,672,421,582,812,682,311,72
Ut33,072,612,201,532,922,672,461,622,812,682,261,72
Uls3,122,572,161,572,922,582,371,662,812,602,221,72
Ut43,102,592,261,632,942,652,481,772,812,682,351,89
Lu3,142,642,181,762,922,632,331,912,792,622,201,99
Lt33,172,842,462,132,982,772,562,272,852,722,522,31
Tu33,172,842,542,132,982,732,602,182,852,722,522,31
Tu43,102,682,381,882,922,672,501,962,812,682,392,01
Ts23,152,942,482,272,962,792,712,252,832,702,412,20
Tl3,172,962,542,343,002,832,672,292,852,722,522,27
Tu23,152,942,572,273,022,852,732,352,872,752,542,33
Tt3,213,052,672,423,022,902,732,352,832,752,492,24
DOI: https://doi.org/10.2478/boku-2021-0004 | Journal eISSN: 2719-5430 | Journal ISSN: 0006-5471
Journal RSS Feed
Language: English
Page range: 33 - 43
Submitted on: Apr 1, 2021
|
Accepted on: Jun 1, 2021
|
Published on: Sep 18, 2021
Published by: Universität für Bodenkultur Wien
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
Bodenarten,
Porengrößenverteilung,
Modellierung,
Wärmeleitfähigkeit,
Temperaturleitfähigkeit,
Wärmekapazität
Related subjects:
Life sciences,
Ecology,
Life sciences, other

© 2021 Rainer Horn, Yili Lu, Tusheng Ren, Robert Horton, Anneka Mordhorst, Heiner Fleige, published by Universität für Bodenkultur Wien
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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