導(dǎo)線測量計(jì)算

1、三.導(dǎo)線測量的內(nèi)業(yè)計(jì)算三、導(dǎo)線測量的內(nèi)業(yè)計(jì)算三、導(dǎo)線測量的內(nèi)業(yè)計(jì)算目的：目的： 計(jì)算各導(dǎo)線點(diǎn)的坐標(biāo)計(jì)算各導(dǎo)線點(diǎn)的坐標(biāo)要求：要求： 評定導(dǎo)線測量的精度、并合理評定導(dǎo)線測量的精度、并合理地分配測量誤差地分配測量誤差1.附合導(dǎo)線的計(jì)算 A A、繪制計(jì)算草圖，、繪制計(jì)算草圖，并在表內(nèi)填寫已知數(shù)據(jù)并在表內(nèi)填寫已知數(shù)據(jù)和觀測數(shù)據(jù)和觀測數(shù)據(jù)A AB B5 56 67 7C CD D8 8ABCDXB=1230.88=1230.88YB= 673.45= 673.45XC=1845.69=1845.69YC=1039.98=1039.98434317121712 4 416001600180180133613

2、361781782230223019319344004400181181130013002042045430543018018032483248B1234C124.08124.08164.10164.10208.53208.5394.1894.18147.44147.44A AB B5 56 67 7C CD D8 8ABCDXB=1230.88=1230.88YB= 673.45= 673.45XC=1845.69=1845.69YC=1039.98=1039.98434317121712 4 4160016001801801336133617817822302230193193440044

3、00181181130013002042045430543018018032483248B1234C124.08124.08164.10164.10208.53208.5394.1894.18147.44147.44 滿足圖形條件滿足圖形條件180)(n終始右理nf60允 精度要求精度要求 滿足縱橫坐標(biāo)條件滿足縱橫坐標(biāo)條件始終理始終理yyyxxx20001DfT 精度要求精度要求附合導(dǎo)線坐標(biāo)計(jì)算附合導(dǎo)線坐標(biāo)計(jì)算點(diǎn)點(diǎn)號號轉(zhuǎn)折角轉(zhuǎn)折角 ( (右右) )改正后改正后轉(zhuǎn)折角轉(zhuǎn)折角方向角方向角 邊邊 長長 D D (m) (m) 坐標(biāo)增量坐標(biāo)增量 ( (m)m) X X Y Y改正后增量改正后增量 (

4、(m)m) X X Y Y坐標(biāo)坐標(biāo) ( (m)m) X Y X YA AB B5 56 67 78 8C CD D1230.88673.451845.69 1039.9843 17 12 4 16 00 180 13 36178 22 30193 44 00181 13 00204 54 30180 32 48124. 08164. 10208. 53 94. 18147. 441119 00 24f容 606 =147理=11190112f= 測-理=-48+8+8+8+8+8+8180 13 44178 22 38193 44 08181 13 08204 54 38180 32 5611

5、19 01 1243 03 28 44 40 50 30 56 42 29 43 34 04 48 56 4 16 00+90.66+116.68+178.85+81.79+146.92+84.71+115.39+46.70+107.23+12.38+614.90 +366.41+614.81+366.53fx = +0.09fy =- 0.12f= fx + fy =0.150738.33T = = fD1490012000-2-2-2-1-2+2+3+3+2+2+12-9+90.64+116.66+178.83+81.78+146.90+84.73+115.42+107.26+46.72+

6、12.40+614.81+366.531321.521438.181617.011698.791845.69758.18873.60980.861027.581039.983390214 5213175 6512167 8463205 8074202 4504290 125.36m98.76m144.63m116.44m156.25m824423654.83786.1536 ABBBmymxAB10836017.128302.1429 CDCCmymxCDC1D423BA前進(jìn)方向前進(jìn)方向點(diǎn)點(diǎn)號號觀測角觀測角（左角） 改改正正數(shù)數(shù) 觀測角觀測角改正值改正值 A1B234CD輔輔助助計(jì)計(jì)算算坐坐

7、標(biāo)標(biāo)方位角方位角 距距 離離 D( m)點(diǎn)點(diǎn)號號A1B234CD增量計(jì)算值增量計(jì)算值改正后增量改正后增量坐標(biāo)值坐標(biāo)值x (m)y ( m)x ( m)y (m)x(m)y(m)205 36 48290 40 54202 47 08167 21 56175 31 25214 09 331256 07 44711180*nf 終始測714606 容f19. 0 xf11. 0yf22. 022yxfff2900144.64122. 0K20001容K-13-13-13-13-13-12-77205 36 35290 40 42202 46 55167 21 43175 31 12214 09 20

8、1256 06 25236 44 28211 07 53100 27 1177 40 1690 18 3394 47 2160 38 01125.3698.76144.63116.44156.25641.44 +0.04-107.31 +0.03 -17.92 +0.04+30.88 +0.03 -0.63 +0.05 -13.05-108.03 -0.02 -64.81 -0.02 +97.12 -0.02+141.29 -0.02+116.44 -0.03+155.70+445.74-107.27-17.89+30.92-0.60-13.00-64.83+97.10+141.27+116.

9、42+155.67+445.631536.86 837.541429.59 772.711411.70 869.811442.621011.081442.02 1127.501429.021283.17-107.842 2A A1 13 34 4X XA A=536.27m=536.27mY YA A=328.74m=328.74m A1A1484843184318A1234 11211222242224979703000300 105105170617061011014624462412312330063006115.10115.10100.09100.09108.32108.3294.38

10、94.3867.8567.85 A A、計(jì)算步驟與附合導(dǎo)、計(jì)算步驟與附合導(dǎo)線線相同相同 B B、由于圖形不同，計(jì)、由于圖形不同，計(jì)算理論值的公式與附合導(dǎo)算理論值的公式與附合導(dǎo)線線不同不同C C、與附合導(dǎo)線計(jì)算的、與附合導(dǎo)線計(jì)算的不同之處不同之處縱橫坐標(biāo)條件不同縱橫坐標(biāo)條件不同 X X理理=0=0 Y Y理理=0=0 f fx x= =X X測測 f fy y= =Y Y測測圖形條件不同圖形條件不同 理理=(=(n-2)n-2) 180180 f f= =測測- -理理 2 2A A1 13 34 4X XA A=536.27m=536.27mY YA A=328.74m=328.74m A1A

11、1484843184318A1234 11211222242224979703000300 105105170617061011014624462412312330063006115.10115.10100.09100.09108.32108.3294.3894.3867.8567.85 (1)(1)繪制計(jì)算草圖，在繪制計(jì)算草圖，在表內(nèi)填寫已知數(shù)據(jù)和觀測表內(nèi)填寫已知數(shù)據(jù)和觀測數(shù)據(jù)數(shù)據(jù) (2)(2)角度閉合差的計(jì)算角度閉合差的計(jì)算與調(diào)整與調(diào)整(3)(3)各邊方向角的推算各邊方向角的推算(4)(4)計(jì)算坐標(biāo)增量計(jì)算坐標(biāo)增量(5)(5)坐標(biāo)增量閉合差的計(jì)算與調(diào)整坐標(biāo)增量閉合差的計(jì)算與調(diào)整(6)(6)

12、推算各點(diǎn)坐標(biāo)推算各點(diǎn)坐標(biāo) +0.09 -0.08閉合導(dǎo)線坐標(biāo)計(jì)算點(diǎn)點(diǎn)號號轉(zhuǎn)折角轉(zhuǎn)折角 ( (右右) )改正后改正后轉(zhuǎn)折角轉(zhuǎn)折角 方向角方向角 邊邊 長長 D D (m) (m) 坐坐 標(biāo)標(biāo)增量增量( (m)m) X X Y Y改改 正正 后后增量增量( (m)m) X X Y Y 坐標(biāo)坐標(biāo)( (m)m) X Y X YA A1 12 23 34 4A A1 1 536.27 536.27 328.74 328.7448 43 18 48 43 18 97 03 00105 17 06101 46 24123 30 06112 22 24115.10 100.09 108.32 94.38 67

13、.58539 59 00理=5400000f= 測-理= -60f容605 =134 +12 +12 +12 +12 +1297 03 12105 17 18101 46 36123 30 18112 22 36 540 00 00131 40 06 206 22 48 284 36 12 341 05 54 48 43 18 +75.93 -66.54 -97.04+23.80+63.94 +86.50 +74.77 -48.13 -91.33-21.89fx = +0.09fy = - 0.08f= fx + fy =0.120T = = fD1400012000 -2 -2 -2 -2

14、-1 +2 +2 +2 +1 +1+75.91-66.56-97.06+23.78+63.93+86.52+74.79-48.11-91.32-21.880 0612.18545.62448.56472.34536.27 415.26 490.05 441.94 350.62328.74 +0.09 -0.08485.47053389 閉合導(dǎo)線的計(jì)算練習(xí)閉合導(dǎo)線的計(jì)算練習(xí)北北1A320003125 036389 0384107 020073 78.16m105.22m129.34m80.18m00.50000.500AAYX閉合導(dǎo)線的計(jì)算練習(xí)答案閉合導(dǎo)線的計(jì)算練習(xí)答案輔輔助助計(jì)計(jì)算算點(diǎn)點(diǎn)號號觀

15、測角觀測角（右角）（右角） 改改正正數(shù)數(shù) 改正角改正角 123坐坐 標(biāo)標(biāo)方位角方位角 距離距離 D (m)點(diǎn)點(diǎn)號號A123增量計(jì)算值增量計(jì)算值改正后增量改正后增量坐標(biāo)值坐標(biāo)值x (m)y ( m)x (m)y (m)x(m)y(m)A1A1107 48 3089 36 3089 33 5053 18 42125 30 0073 00 20+12+13+13+12+50359 59 10107 48 4273 00 3289 34 0389 36 43360 00 00125 30 00306 19 14215 53 17105.2280.18129.3478.16392.90 -0.02 -6

16、1.10 -0.02 +47.90 -0.03 +76.61 -0.02 -63.32 +0.02 +85.66 +0.02 +64.30 +0.02-104.21 +0.01 -45.82+0.09-0.07+64.32+47.88+76.58 -104.19-45.81-63.34-61.12+85.680.000.00585.68545.81563.34438.88650.00486.76500.00500.00500.00500.0005180*)2n(f 測012406f 容09.0測xfx07. 0測yfy11. 022yxfff3500190.39211. 0K20001容KA3

17、 3、支導(dǎo)線計(jì)算、支導(dǎo)線計(jì)算 A AB B1 12 2 A A、B B為已知邊，點(diǎn)為已知邊，點(diǎn)1 1、2 2為新建支導(dǎo)線點(diǎn)。為新建支導(dǎo)線點(diǎn)。 已知數(shù)據(jù)：已知數(shù)據(jù)： ABAB,X,XB B,Y,YB B ABAB(X(XB B, ,Y YB B) ) 觀測數(shù)據(jù)：觀測數(shù)據(jù)：轉(zhuǎn)折角轉(zhuǎn)折角 B B, , 1 1 ；邊長邊長S SB1B1，S S1212。B1S SB1B1S S1212 由于由于支導(dǎo)線沒有多余觀測值支導(dǎo)線沒有多余觀測值, ,因此不會產(chǎn)生閉合差因此不會產(chǎn)生閉合差, ,從而從而 無須進(jìn)行任何改正。無須進(jìn)行任何改正。 由于由于支導(dǎo)線沒有多余觀測值，因此支導(dǎo)線沒有多余觀測值，因此沒有檢核條件沒有檢核條件，無無 法檢驗(yàn)觀測值的差錯(cuò)，施測與計(jì)算時(shí)法檢驗(yàn)觀測值的差錯(cuò)，施測與計(jì)算時(shí)必須十分小