AM, EM, AQ, BA, ASW - IOM
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Ing.Ji
ř
í Jiránek
Drill holes - Clay, Slate 13m/kW
No of Drills
Loop type
HP Type
H.Cap.
B0W35
[kW]
Total
Depth
[m]
Pipe
Dimension
4x
4x
Depth
1 Drill
[m]
Pipe
Length
[m]
Circuit
Volume
[l]
AQ17
6,6
86
PE32
1
-
86
344
183
AQ22(AQ22I)
7,8
102
PE25
2
-
51
408
128
AQ26
10,1
132
PE32
2
-
66
528
280
AQ30(AQ30I)
11,4
150
PE32
2
-
75
600
318
AQ37
14,1
184
PE32
3
-
61
736
391
AQ45
17,2
224
PE32
3
-
75
896
475
AQ50
18,5
242
PE32
3
-
81
968
514
AQ60(AQ45I)
22,8
298
PE40
-
4
75
596
479
AQ75
27,8
362
PE40
-
5
72
724
582
AQ90(AQ60I)
33,2
432
PE40
-
6
72
864
695
Drill holes - rocky ground 10m/kW
No of Drills
Loop type
HP Type
H.Cap.
B0W35
[kW]
Total
Depth
[m]
Pipe
Dimension
4x
4x
Depth
1 Drill
[m]
Pipe
Length
[m]
Circuit
Volume
[l]
AQ17
6,6
66
PE32
1
-
66
264
140
AQ22(AQ22I)
7,8
78
PE32
1
-
78
312
166
AQ26
10,1
102
PE32
2
-
51
408
217
AQ30(AQ30I)
11,4
114
PE32
2
-
57
456
242
AQ37
14,1
142
PE32
2
-
71
568
301
AQ45
17,2
172
PE32
3
-
57
688
365
AQ50
18,5
186
PE32
3
-
62
744
395
AQ60(AQ45I)
22,8
228
PE40
3
-
76
912
484
AQ75
27,8
278
PE40
-
4
70
556
447
AQ90(AQ60I)
33,2
332
PE40
-
4
83
664
534
4.3 Caution
This dimensioning of heat exchangers assumes standard heating season for a family house in
CR of average length 230 days and a year-round preparation of domestic hot water (DHW) for 4
persons. For the following cases the collector must be designed by a specialist and for example
the drill holes are regenerated by solar collectors:
• Heating season exceeding 250 days, typical for mountain and submountain areas
• Pool heating, especially indoor
• High demands on DHW preparation
4.4 Piping
For the exchanger is used thin-wall PE piping of outer diameter 32 or 40mm. We recommend
piping from the PE100 material, pressure line PN16. This piping can be connected only using
electrofusion welding or compression fittings. For the armature of drill holes we recommend
using only prefabricated and certified probes.