控制網(wǎng)平差總報(bào)告

1、中南林業(yè)科技大學(xué)誤差理論與測量平差基礎(chǔ)課程設(shè)計(jì)指導(dǎo)書測繪工程二班 許江學(xué)號 20144159目 錄一 誤差理論與測量平差課程設(shè)計(jì)說明與要求 二 實(shí)驗(yàn)內(nèi)容實(shí)驗(yàn)一 利用平差易軟件和程序設(shè)計(jì)語言完成水準(zhǔn)網(wǎng)平差實(shí)驗(yàn)二 利用平差易軟件完成某工程控制網(wǎng)的平差計(jì)算實(shí)驗(yàn)三 利用平差易軟件完成某工程導(dǎo)線網(wǎng)平差計(jì)算實(shí)驗(yàn)四 利用程序設(shè)計(jì)語言完成實(shí)驗(yàn)二某工程控制網(wǎng)或?qū)嶒?yàn)三某工程導(dǎo)線網(wǎng)平差計(jì)算實(shí)驗(yàn)一 利用平差易軟件和程序設(shè)計(jì)語言完成水準(zhǔn)網(wǎng)平差一、實(shí)驗(yàn)?zāi)康?掌握水準(zhǔn)平差的基本原理。2掌握程序語言設(shè)計(jì)的基礎(chǔ)。3. 掌握平差易軟件的基本功能。4. 能夠獨(dú)立完成水準(zhǔn)網(wǎng)觀測數(shù)據(jù)的平差處理過程二、實(shí)驗(yàn)數(shù)據(jù)如圖1所示水準(zhǔn)網(wǎng)，有1個(gè)已

2、知點(diǎn)，4個(gè)未知點(diǎn)，8個(gè)測段。各已知數(shù)據(jù)及觀測值見下表1，已知點(diǎn)高程H1=98m 。圖1表1.高差觀測值(m)端點(diǎn)號高差觀測值測段距離KM序號1-53.1021.3811-33.521.4221-22.5421.8132-31.0340.9442-4-1.5541.7653-4-2.6111.463-5-0.4820.9974-52.1321.358（3） 求各待定點(diǎn)的高程；2號點(diǎn)、3號點(diǎn)、4號點(diǎn)的高程中誤差。三、控 制 網(wǎng) 平 差 報(bào) 告控制網(wǎng)概況1.本成果為按平面網(wǎng)處理的平差成果 計(jì)算軟件：南方平差易2002 網(wǎng)名:xj 計(jì)算日期:2016/6/29 13:36 觀測人:xujiang 記錄

3、人:xujaing 計(jì)算者:xujaing 測量單位：m 備注:20144159高程控制網(wǎng)等級：等外水準(zhǔn)2.控制網(wǎng)中： 方向 方位 平距 XY點(diǎn) 待定 8 5 固定 每公里高差中誤差 = 20.11 (mm)距離觀測成果表測站照準(zhǔn)距離(m)改正數(shù)(m)平差后值(m)方位角(dms)151380.00000.00001380.0000360.00000031420.00000.00001420.0000360.00000021810.00000.00001810.0000360.00000023940.00000.0000940.0000360.00000041760.00000.0000176

4、0.0000360.000000341400.00000.00001400.0000360.0000005990.00000.0000990.0000360.000000451350.00000.00001350.0000360.000000高差觀測成果表測站照準(zhǔn)高差(m)改正數(shù)(m)平差后值(m)備注153.1020-0.01743.084633.52000.03353.553522.5420-0.01992.5221231.0340-0.00251.03154-1.5540-0.0147-1.568734-2.61100.0108-2.60025-0.48200.0131-0.468945

5、2.1320-0.00082.1312平面點(diǎn)位誤差表點(diǎn)名長軸(m)短軸(m)長軸方位dms點(diǎn)位中誤差m高程中誤差m20.018130.016140.020150.0171控制點(diǎn)成果表點(diǎn)名X(m)Y(m)H(m)備注10.00000.000098.0000固定點(diǎn)20.00000.0000100.542030.00000.0000101.520040.00000.000098.988050.00000.0000101.1020實(shí)驗(yàn)二 利用平差易軟件完成某工程控制網(wǎng)的平差計(jì)算一、實(shí)驗(yàn)?zāi)康?掌握邊角網(wǎng)平差的基本原理2掌握平差易軟件的基本功能3. 能夠獨(dú)立完成控制網(wǎng)觀測數(shù)據(jù)的平差處理過程二、實(shí)驗(yàn)數(shù)據(jù)如圖

6、所示某工程控制網(wǎng)中，有2個(gè)已知點(diǎn)，3個(gè)未知點(diǎn)，18個(gè)方向觀測值，8個(gè)邊長觀測值，且方向觀測值驗(yàn)前中誤差為1.2秒，邊長觀測值固定誤差為5mm，邊長觀測值比例誤差為5mm。各已知數(shù)據(jù)、觀測值見下表。（1）已知數(shù)據(jù)點(diǎn)號X（m）Y（m）131250.25000011500.410000233256.57000010900.840000（2）方向觀測值(D.M.S)測站 照準(zhǔn)點(diǎn) 方向值測站 照準(zhǔn)點(diǎn) 方向值1 2 00 00 0 3 57.203210 4 113.1406353 1 0.0000 2 56.253779 5 172.533944 4 282.2953832 5 0.0000 3 32.

7、122292 4 57.501530 1 98.2612734 1 0.0000 2 26.095412 3 46.361798 5 77.5946715 4 0.0000 3 39.0017792 70.195151（3）邊長觀測值m端點(diǎn)號邊長值端點(diǎn)號邊長值1-32300.0600001-43090.3530002-53643.2340002-32115.9190002-44363.6110003-52169.0730003-42620.9090004-53922.860000（4）求各待定點(diǎn)的坐標(biāo)值；評定p3號點(diǎn)、p4號點(diǎn)、p5號點(diǎn)的精度。并畫出其誤差橢圓和相對誤差橢圓三、控 制 網(wǎng) 平

8、差 報(bào) 告控制網(wǎng)概況1.本成果為按平面網(wǎng)處理的平差成果 計(jì)算軟件：南方平差易2002 網(wǎng)名:xj 計(jì)算日期:2016/6/29 13:36 觀測人:xujiang 記錄人:xujaing 計(jì)算者:xujaing 測量單位：m 備注:20144159平面控制網(wǎng)等級：圖根測量，驗(yàn)前單位權(quán)中誤差：12.0(s)2.控制網(wǎng)中： 方向 方位 平距 XY點(diǎn) 待定 13 8 3 固定 23.控制網(wǎng)中最大誤差情況 最大點(diǎn)位誤差 = 0.0066 (m) 最大點(diǎn)間誤差 = 0.0099 (m) 最大邊長比例誤差 = 1105049 平面網(wǎng)驗(yàn)后單位權(quán)中誤差 = 2.14 (s)方向觀測成果表測站照準(zhǔn)方向值(dms

9、)改正數(shù)(s)平差后值(dms)備注120.000000.00357.20321-0.1257.203204113.140642.28113.14086250.000000.00332.12229-0.5032.12224457.50153-0.7057.50146198.261270.1398.26129310.000000.00256.25378-0.2256.253765172.533941.87172.534134282.295380.41282.29542410.000000.00226.09541-1.0226.09531346.36180-0.3946.36176577.5946

10、70.2277.59469540.000000.00339.00178-0.0639.00177270.195150.0670.19516距離觀測成果表測站照準(zhǔn)距離(m)改正數(shù)(m)平差后值(m)方位角(dms)132300.06000.00012300.060140.42141643090.35300.00023090.353296.355081253643.2340-0.00473643.229364.55293132115.91900.00322115.922297.07517344363.6110-0.00714363.6039122.454391352169.07300.002621

11、69.075633.35554742620.90900.00402620.9130143.120840453922.8600-0.00373922.8563354.353774平面點(diǎn)位誤差表點(diǎn)名長軸(m)短軸(m)長軸方位dms點(diǎn)位中誤差m高程中誤差m30.00290.0016163.34100.003340.00540.002124.27560.005850.00620.0024138.11060.0066平面點(diǎn)間誤差表點(diǎn)名點(diǎn)名MT(m)MD(m)D/MDT方位D距離(m)備注130.00330.00211105049163.34102300.0601140.00580.0026117864

12、624.27563090.3532250.00660.00291263477138.11063643.2293230.00330.00191131240163.34102115.9222240.00580.0022194460524.27564363.6039310.00330.00211105049163.34102300.0601320.00330.00191131240163.34102115.9222350.00560.00191154144158.00442169.0756340.00500.0022121331510.48562620.9130410.00580.002611786

13、4624.27563090.3532420.00580.0022194460524.27564363.6039430.00500.0022121331510.48562620.9130450.00700.00321226151179.46303922.8563540.00700.00321226151179.46303922.8563530.00560.00191154144158.00442169.0756520.00660.00291263477138.11063643.2293控制點(diǎn)成果表點(diǎn)名X(m)Y(m)H(m)備注131250.250011500.41000.0000固定點(diǎn)2332

14、56.570010900.84000.0000固定點(diǎn)332993.901613000.39520.0000430895.190414570.29850.0000534800.597014200.70370.0000實(shí)驗(yàn)三 利用平差易軟件完成某工程導(dǎo)線網(wǎng)平差計(jì)算一、實(shí)驗(yàn)?zāi)康?掌握導(dǎo)線網(wǎng)平差的基本原理2掌握平差易軟件的基本功能3. 能夠獨(dú)立完成控制網(wǎng)觀測數(shù)據(jù)的平差處理過程二、實(shí)驗(yàn)數(shù)據(jù)某工程項(xiàng)目按城市測量規(guī)范（CJJ8-99）布設(shè)一個(gè)二級導(dǎo)線網(wǎng)作為首級平面控制網(wǎng)，主要技術(shù)要求為：平均邊長200 m，測角中誤差，導(dǎo)線全長相對閉合差，最弱點(diǎn)的點(diǎn)位中誤差不得大于5 cm，經(jīng)過測量得到觀測數(shù)據(jù)，設(shè)角度為等精

15、度觀測值、測角中誤差為 ，邊長為光電測距、測距中誤差為，完成該網(wǎng)的嚴(yán)密平差及精度評定計(jì)算：1、已知點(diǎn)成果表點(diǎn) 名坐 標(biāo)(m)XYA5256.9534520.068B5163.7524281.277C3659.3713621.210D4119.8793891.607E4581.1505345.292F4851.5545316.9532、角度和邊長觀測值編號角度觀測值 ° 編號邊長觀測值(m)1163 45 041238.6192 64 58 372170.7593250 18 113217.8694103 57 344318.1735 83 08 055245.6356258 54 1

16、86215.5147249 13 177273.8298207 32 348241.5609169 10 309224.99610 98 22 0410261.82611 94 53 5011279.84012111 14 2312346.44313 79 20 1813312.10914268 06 0414197.63715180 41 1816103 23 083.平面示意圖 三、控 制 網(wǎng) 平 差 報(bào) 告控制網(wǎng)概況1.本成果為按平面網(wǎng)處理的平差成果 計(jì)算軟件：南方平差易2002 網(wǎng)名:xj 計(jì)算日期:2016/6/29 14:0 觀測人:xujiang 記錄人:xujiang 計(jì)算者:

17、xujaing 測量單位：m 備注:20144159平面控制網(wǎng)等級：城市二級，驗(yàn)前單位權(quán)中誤差：8.0(s)2.控制網(wǎng)中： 方向 方位 平距 XY點(diǎn) 待定 16 14 12 固定 63.控制網(wǎng)中最大誤差情況 最大點(diǎn)位誤差 = 0.0227 (m) 最大點(diǎn)間誤差 = 0.0215 (m) 最大邊長比例誤差 = 59310 平面網(wǎng)驗(yàn)后單位權(quán)中誤差 = 11.19 (s)方向觀測成果表測站照準(zhǔn)方向值(dms)改正數(shù)(s)平差后值(dms)備注BA0.000000.002163.4504010.42163.45144DC0.000000.00683.0805012.8883.08179FE0.0000

18、00.0013111.142302.69111.142572B0.000000.00364.583702.6264.58396320.000000.004250.181103.68250.18147430.000000.005103.57340-2.66103.573135150.000000.0010103.230808.07103.231614198.165803.75198.170186D0.000000.007258.5418013.89258.54319760.000000.008249.131708.08249.13251870.000000.009207.323403.03207

19、.32370980.000000.0010169.103001.53169.103151090.000000.00598.22040-1.0398.2203013F0.000000.001479.201804.0879.2022114130.000000.0015268.060405.02268.0609015140.000000.005180.411806.77180.41248距離觀測成果表測站照準(zhǔn)距離(m)改正數(shù)(m)平差后值(m)方位角(dms)B2238.61900.0001238.6191232.255924D6245.6350-0.0002245.6348293.333070F1

20、3279.8400-0.0000279.84002857590-0.0002170.7588117.24388534217.8690-0.0001217.8689187.42535445318.1730-0.0003318.1727111.40248867215.5140-0.0001215.513912.28025978273.82900.0002273.829281.41276689241.56000.0002241.5602109.140470910224.99600.0002224.996298.243622105261.8260-0.0001261.8259

21、16.4639201314346.44300.0000346.4430184.3549341415312.1090-0.0000312.1090272.415836155197.6370-0.0000197.6370273.232313平面點(diǎn)位誤差表點(diǎn)名長軸(m)短軸(m)長軸方位dms點(diǎn)位中誤差m高程中誤差m20.01320.0030142.56300.013530.01240.0091134.09230.015440.01460.0106106.42520.018050.01590.0131156.30010.020660.01390.003022.46370.014370.01730.0

22、09256.38040.019680.01700.0147120.41190.022590.01780.0141140.06460.0227100.01640.0150114.09220.0222130.01490.003015.33150.0152140.01530.0133154.18420.0203150.01730.0128157.56150.0215平面點(diǎn)間誤差表點(diǎn)名點(diǎn)名MT(m)MD(m)D/MDT方位D距離(m)備注B20.01350.003080491142.5630238.6191D60.01430.00308268822.4637245.6348F130.01520.003

23、09269815.3315279.84002B0.01350.003080491142.5630238.6191230.01020.00295931032.0811170.7588320.01020.00295931032.0811170.7588340.01040.00297420598.3204217.8689430.01040.00297420598.3204217.8689450.01360.003110299474.2943318.17275150.00970.0029681011.0550197.63705100.01410.003087342166.5219261.8259540.01360.003110299474.2943318.17276D0.01430.00308268822.4637245.6348670.01270.002973467172.2136215.5139760.01270.002973467172.2136215.5139780.01480.00309103393.3556273.8292870.01480.00309103393.3556273.8292890.01180.00308150073.4649241.5602980.01180.00308150073.4649241.56029100.01240.00297654