Katedra Geodezji i Astronomii Geodezyjnej Wtorek
Politechnika Warszawska
Ćwiczenie I
Obliczenie dziennika niwelacyjnego.
9.VI.2009 r.
Semestr: 4
Rok akademicki: 2008/2009
Grupa: 3a Piotr Mielnicki
Dziennik pomiaru niwelacyjnego - kierunek "tam" |
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OD REPERU : GW22 DO REPERU : GW23 |
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NUMER ODCINKA: 9 |
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NUMER LINII: 2 |
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KLASA NIWELACJI: 1 |
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instrument: ZEISS NI 7 139816 |
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lata w: 63218 |
lata p: 63161 |
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temp.komp.laty w(C ) = 22.7 |
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22,7 |
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temp.komp.laty p(C) = 20.0 |
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20,0 |
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wsp. komp.laty wstecz(mm/m) = 0.0170 |
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0,0170 |
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wsp. komp.laty przod (mm/m) = 0.0210 |
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0,0210 |
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wsp. roz. term.laty wstecz(mikrom/C/m) = 2.40 |
2,40 |
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wsp. roz. term laty przod(mikrom/C/m) = 2.90 |
2,90 |
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Nr st. |
W1 |
W2 |
P2 |
P1 |
d |
t |
n [mm] |
dh [dz] |
1 |
500823 |
1107329 |
876591 |
270088 |
8,0 |
25,0 |
-0,015 |
230737 |
2 |
397634 |
1004149 |
870572 |
264066 |
8,8 |
26,5 |
-0,045 |
133573 |
3 |
469848 |
1076364 |
807691 |
201181 |
12,0 |
26,5 |
-0,030 |
268670 |
4 |
428056 |
1034559 |
877350 |
270847 |
12,0 |
24,5 |
0,000 |
157209 |
5 |
379564 |
986075 |
895085 |
288589 |
12,0 |
26,5 |
-0,075 |
90983 |
6 |
373229 |
979740 |
889530 |
283009 |
12,0 |
27,5 |
0,050 |
90215 |
7 |
296812 |
903333 |
992345 |
385830 |
12,0 |
27,5 |
-0,030 |
-89015 |
8 |
236391 |
842889 |
1048254 |
441773 |
12,0 |
25,7 |
-0,085 |
-205374 |
9 |
221730 |
828238 |
1052858 |
446355 |
12,0 |
26,6 |
-0,025 |
-224623 |
10 |
234343 |
840840 |
993679 |
387168 |
12,0 |
27,5 |
0,070 |
-152832 |
11 |
287761 |
894278 |
934168 |
327651 |
12,0 |
28,0 |
0,000 |
-39890 |
12 |
409170 |
1015689 |
782599 |
176082 |
12,0 |
27,0 |
-0,010 |
233089 |
13 |
459690 |
1066188 |
815820 |
209319 |
12,0 |
27,0 |
0,015 |
250370 |
14 |
429844 |
1036346 |
910900 |
304379 |
12,0 |
28,0 |
0,095 |
125456 |
15 |
348970 |
955471 |
974090 |
367580 |
12,0 |
27,5 |
0,045 |
-18615 |
16 |
233299 |
839799 |
1026881 |
420361 |
12,0 |
27,0 |
0,100 |
-187072 |
17 |
241730 |
848241 |
1028092 |
421599 |
12,0 |
25,5 |
-0,090 |
-179860 |
18 |
188450 |
794974 |
1204029 |
597529 |
12,0 |
26,5 |
-0,120 |
-409067 |
Suma |
6137344 |
17054502 |
16980534 |
6063406 |
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73953 |
Obliczenie poprawki termicznej dla pomiaru "tam" |
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[n] = |
-0,15 |
mm |
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αśr = |
2,65 |
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h'T = |
0,369765 |
m |
[h1]-[h2] = |
-0,15 |
mm |
Δt = |
5,3 |
C |
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qT = |
0,01 |
mm |
hT = |
0,36977 |
m |
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dT = |
208,8 |
m |
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Dziennik pomiaru niwelacyjnego - kierunek "powrot" |
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OD REPERU : GW13 DO REPERU : GW12 |
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NUMER ODCINKA: 12 |
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NUMER LINII: 1 |
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KLASA NIWELACJI: 1 |
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instrument: ZEISS NI 7 139816 |
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lata w: 63161 |
lata p: 63218 |
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temp.komp.laty w(C ) = 20.0 |
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20,0 |
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temp.komp.laty p(C) = 22.7 |
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22,7 |
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wsp. komp.laty wstecz(mm/m) = 0.0210 |
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0,0210 |
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wsp. komp.laty przod (mm/m) = 0.0170 |
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0,0170 |
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wsp. roz. term.laty wstecz(mikrom/C/m) = 2.90 |
2,90 |
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wsp. roz. term laty przod(mikrom/C/m) = 2.40 |
2,40 |
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Nr st. |
W1 |
W2 |
P2 |
P1 |
d |
t |
n [mm] |
dh [dz] |
1 |
588810 |
1195309 |
782651 |
176126 |
12,0 |
26,5 |
0,130 |
412671 |
2 |
421815 |
1028339 |
855140 |
248649 |
12,0 |
22,0 |
-0,165 |
173183 |
3 |
414634 |
1021134 |
830800 |
224274 |
12,0 |
23,0 |
0,130 |
190347 |
4 |
360252 |
966777 |
947078 |
340575 |
12,0 |
25,5 |
-0,110 |
19688 |
5 |
296484 |
903010 |
1030711 |
424202 |
12,0 |
24,5 |
-0,085 |
-127710 |
6 |
215516 |
822021 |
1070861 |
464363 |
12,0 |
23,5 |
-0,035 |
-248844 |
7 |
175010 |
781520 |
1024890 |
418389 |
12,0 |
23,0 |
-0,045 |
-243375 |
8 |
347450 |
953949 |
903531 |
297030 |
12,0 |
23,0 |
0,010 |
50419 |
9 |
394128 |
1000648 |
849154 |
242639 |
12,0 |
22,0 |
-0,025 |
151492 |
10 |
447924 |
1054439 |
835119 |
228624 |
12,0 |
23,5 |
-0,100 |
219310 |
11 |
445100 |
1051617 |
839183 |
232679 |
12,0 |
22,5 |
-0,065 |
212428 |
12 |
389802 |
996308 |
907001 |
300498 |
12,0 |
21,5 |
-0,015 |
89306 |
13 |
299450 |
905954 |
997205 |
390702 |
12,0 |
22,0 |
-0,005 |
-91252 |
14 |
282894 |
889393 |
987606 |
381073 |
12,0 |
22,0 |
0,170 |
-98196 |
15 |
269711 |
876203 |
1037452 |
430950 |
12,0 |
22,5 |
0,050 |
-161244 |
16 |
211511 |
818015 |
1087659 |
481171 |
12,0 |
21,0 |
-0,080 |
-269652 |
17 |
274599 |
881102 |
1000940 |
394434 |
8,0 |
21,5 |
0,015 |
-119837 |
18 |
269074 |
875593 |
1108268 |
501768 |
8,0 |
23,0 |
-0,095 |
-232685 |
Suma |
6104164 |
17021331 |
17095249 |
6178146 |
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Obliczenie poprawki termicznej dla pomiaru z powrotem |
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[n] = |
-0,32 |
mm |
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αśr = |
2,65 |
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h'T = |
-0,36975 |
m |
[h1]-[h2] = |
-0,32 |
mm |
Δt = |
1,6 |
C |
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qT = |
0,00 |
mm |
hT = |
-0,36975 |
m |
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dT = |
208,0 |
m |
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Sprawdznie zamknięcia odcinka i obliczenie ostatecznej wartości przewyższenia |
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Długość odcinka niwelacyjnego: |
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dTśr = |
0,4168 |
km |
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Odchyłka niezamknięcia odcinka: |
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ρ |
0,02 |
mm |
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Odchyłka maksymalna dla niwelacji I klasy: |
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ρmax = |
0,77 |
mm |
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Odchyłka maksymalna dla niwelacji II klasy: |
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ρmax = |
0,97 |
mm |
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Wartość ρ mieści się w dopuszczalnych granicach I klasy niwelacji precyzyjnej. |
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Średnie przewyższenie odcinka z obu kierunków: |
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hT = |
0,36976 |
m |
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Poprawka komparacyjna łat: |
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qk = |
0,01 |
mm |
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Ostateczna wartość przewyższenia: |
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host = |
0,36977 |
m |
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