交通規(guī)劃課程設(shè)計(jì)

深圳大學(xué)交通規(guī)劃課程設(shè)計(jì)姓名：胡克川學(xué)號(hào)：2011090100專業(yè)班級(jí)：交通1班系(院)：土木工程學(xué)院指導(dǎo)老師：呂慎設(shè)計(jì)時(shí)間：2015-2016學(xué)年第2學(xué)期精品文庫(kù)《交通規(guī)劃》課程設(shè)計(jì)任務(wù)書1.設(shè)計(jì)目的通過課程設(shè)計(jì)使學(xué)生對(duì)《交通規(guī)劃》課程的基本概念、基本原理以及模型與方法得到全面的復(fù)習(xí)與鞏固，并且能在系統(tǒng)總結(jié)和綜合運(yùn)用本課程專業(yè)知識(shí)的課程設(shè)計(jì)教學(xué)環(huán)節(jié)中，掌握和熟悉交通規(guī)劃預(yù)測(cè)的操作程序和具體方法， 從而為畢業(yè)設(shè)計(jì)和將來(lái)走上工作崗位從事專業(yè)技術(shù)工作打下良好的基礎(chǔ)。2.設(shè)計(jì)內(nèi)容⑴無(wú)約束重力模型進(jìn)行交通分布預(yù)測(cè)⑵交通網(wǎng)絡(luò)的計(jì)算機(jī)建模⑶非平衡分配法（包括全無(wú)全有交通分配、容量限制－增量加載分配、多路徑概率分配）和平衡分配進(jìn)行交通分配預(yù)測(cè)設(shè)計(jì)題目⑴現(xiàn)有一規(guī)劃區(qū)域，共劃分為 5個(gè)交通區(qū)，經(jīng)調(diào)查其現(xiàn)狀 OD分布見表1，各交通區(qū)間的出行時(shí)間見表 2，通過對(duì)各交通區(qū)的交通生成進(jìn)行預(yù)測(cè)，得到各交通區(qū)未來(lái)交通產(chǎn)生、吸引量見表 3，分析計(jì)算得到未來(lái)各交通區(qū)間的交通出行時(shí)間見表4，試用無(wú)約束重力模型進(jìn)行交通分布預(yù)測(cè)，收斂條件為 3%。表1交通區(qū)1234511000500300200100245015005001001503350200800300504150150300700505801005070500歡迎下載 2精品文庫(kù)表2交通區(qū)123451510182030212410252031510815354202515103053525353512表3交通區(qū)產(chǎn)生量吸引量150004000240004500330003500425002500520002000表4交通區(qū)1234515101215202104820203101071030415201082053020303010⑵如下圖所示的交通網(wǎng)絡(luò)，其中節(jié)點(diǎn) 1、3、7、9為出行生成點(diǎn)，其余節(jié)點(diǎn)為交叉口，4個(gè)生成點(diǎn)之間出行分布如表 1所示。網(wǎng)絡(luò)中各路段的零流量的出行時(shí)間和通行能力如表 2，交通阻抗函數(shù)為ti t0i/(1 Vi/Ci)。請(qǐng)用平衡分配法確定各路段的交通量歡迎下載 3精品文庫(kù)Ⅰ Ⅱ1 2 3Ⅲ ⅢⅣ ⅤⅥ Ⅶ4 5 6Ⅷ Ⅸ Ⅹ789ⅪⅫ圖交通網(wǎng)絡(luò)圖表1OD表137910202050330040107403002093040300表2各路段零流量的出行時(shí)間和通行能力表ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩⅪⅫt0333243233542C180100501005050100806050501004.設(shè)計(jì)成果⑴采用手工的方式計(jì)算，提交成果包括設(shè)計(jì)計(jì)算書和計(jì)算結(jié)果，要求計(jì)算書提供每一關(guān)鍵步驟的計(jì)算。⑵采用計(jì)算機(jī)編程的方式計(jì)算，要求提供計(jì)算機(jī)的原代碼、輸入數(shù)據(jù)文件、輸出成果文件、程序流程圖和必要說明（包括變量說明等）。⑶采用軟件計(jì)算必須有輸入和輸出文件和詳細(xì)的計(jì)算界面。歡迎下載 4精品文庫(kù)課程設(shè)計(jì)成果設(shè)計(jì)一無(wú)約束重力模型進(jìn)行交通分布預(yù)測(cè)使用軟件：SPSS、Excel。設(shè)計(jì)步驟：根據(jù)無(wú)約束重力模型qij Oi1Dj2cij應(yīng)先求出代標(biāo)定參數(shù)α、β1、β2和γ，再根據(jù)模型計(jì)算一遍分布交通量，最后通過數(shù)次平均系數(shù)法迭代得到最終分布交通量。一、使用Excel處理數(shù)據(jù)并進(jìn)行運(yùn)算根據(jù)重力模型，兩邊取對(duì)數(shù)得ln(qij)=lnα+β1ln(Oi)+β2ln(Dj)-γln(cij)轉(zhuǎn)換式子為y=a0+a11x11+a12x12+a2x2參數(shù)定義：y=ln(qij)，a0=lnα，a1=β1，a12=β2，a2=-γ，x11=ln(Oi)，x12=ln(Dj)，x2=ln(cij)。為方便計(jì)算機(jī)處理數(shù)據(jù)，將現(xiàn)狀 OD分布和現(xiàn)狀、將來(lái)行駛時(shí)間 t的矩陣型表格轉(zhuǎn)化為目錄型表格。根據(jù)參數(shù)定義和OD表數(shù)據(jù)，計(jì)算出各 OD點(diǎn)對(duì)的對(duì)應(yīng)樣本數(shù)據(jù)如下：歡迎下載 5精品文庫(kù)二、使用SPSS軟件進(jìn)行回歸得到參數(shù)值將計(jì)算得到的y、x11、x12、x2數(shù)據(jù)復(fù)制到SPSS軟件中進(jìn)行線性回歸分析歡迎下載 6精品文庫(kù)歡迎下載 7精品文庫(kù)系數(shù)a非標(biāo)準(zhǔn)化系數(shù)標(biāo)準(zhǔn)系數(shù)模型B標(biāo)準(zhǔn)誤差試用版tSig.1(常量)9.9672.4963.993.001x11-.019.187-.008-.102.920x12-.012.200-.005-.061.952x2-1.551.142-.954-10.909.000因變量:y歡迎下載 8精品文庫(kù)由SPSS軟件得出a0=9.967，a11=-0.019，a12=-0.012，a2=-1.551根據(jù)參數(shù)定義算得參數(shù)值為=21311.455，β1=-0.019，β2=-0.012，γ=1.551標(biāo)定的無(wú)約束重力模型為q21311.455O0.019D0.012c1.551ijijij三、使用Excel求解已標(biāo)定重力模型的交通量由重力模型和樣本數(shù)據(jù)，使用 Excel計(jì)算分布交通量得到下表歡迎下載 9精品文庫(kù)四、使用Excel進(jìn)行平均系數(shù)法迭代第一次迭代：取重力模型分布交通量中的 V/D和U/O數(shù)據(jù)，根據(jù)平均系數(shù)法得到各點(diǎn)對(duì)應(yīng)的系數(shù)ijFO111.900613594121.900613594131.900613594141.900613594151.900613594211.174679687221.174679687231.174679687241.174679687251.174679687311.282572667321.282572667331.282572667341.282572667351.282572667411.440390758421.440390758431.440390758441.440390758451.440390758512.187785449522.187785449532.187785449542.187785449552.187785449

FD1.4963050871.3987357581.4503817421.5085414771.8798086941.4963050871.3987357581.4503817421.5085414771.8798086941.4963050871.3987357581.4503817421.5085414771.8798086941.4963050871.3987357581.4503817421.5085414771.8798086941.4963050871.3987357581.4503817421.5085414771.879808694

平均系數(shù)1.6984593411.6496746761.6754976681.7045775351.8902111441.3354923871.2867077221.3125307141.3416105821.527244191.3894388771.3406542131.3664772041.3955570721.5811906811.4683479231.4195632581.445386251.4744661181.6600997261.8420452681.7932606031.8190835951.8481634632.033797071歡迎下載 10精品文庫(kù)將各OD點(diǎn)對(duì)的交通量乘以平均系數(shù)得到第一次迭代的交通分布量表格， 整理為矩陣型表格如下：未達(dá)到收斂標(biāo)準(zhǔn)ε=3%，繼續(xù)進(jìn)行迭代。第二次迭代：歡迎下載 11精品文庫(kù)未達(dá)到收斂標(biāo)準(zhǔn)ε=3%，繼續(xù)進(jìn)行迭代。第三次迭代：ijFOFD平均系數(shù)111.0638027330.9574822451.010642489121.0638027331.027577181.045689957131.0638027331.0215902111.042696472141.0638027331.0094608961.036631815151.0638027330.9801312461.02196699210.9415591820.9574822450.949520714220.9415591821.027577180.984568181230.9415591821.0215902110.981574696240.9415591821.0094608960.975510039250.9415591820.9801312460.960845214310.9624274790.9574822450.959954862320.9624274791.027577180.995002329330.9624274791.0215902110.992008845340.9624274791.0094608960.985944187350.9624274790.9801312460.971279362410.9845371310.9574822450.971009688420.9845371311.027577181.006057156430.9845371311.0215902111.003063671440.9845371311.0094608960.996999013450.9845371310.9801312460.982334189511.0552833070.9574822451.006382776521.0552833071.027577181.041430244531.0552833071.0215902111.038436759541.0552833071.0094608961.032372102551.0552833070.9801312461.017707277歡迎下載 12精品文庫(kù)未達(dá)到收斂標(biāo)準(zhǔn)ε=3%，繼續(xù)進(jìn)行迭代。第四次迭代：ijFOFD平均系數(shù)111.0383499360.9662010571.002275497121.0383499361.0246682731.031509104131.0383499361.0180974161.028223676141.0383499361.0072733441.02281164151.0383499360.9762398891.007294913210.9633202270.9662010570.964760642220.9633202271.0246682730.99399425230.9633202271.0180974160.990708821240.9633202271.0072733440.985296785250.9633202270.9762398890.969780058310.9780290820.9662010570.972115069320.9780290821.0246682731.001348677330.9780290821.0180974160.998063249340.9780290821.0072733440.992651213350.9780290820.9762398890.977134485410.990292050.9662010570.978246554420.990292051.0246682731.007480161430.990292051.0180974161.004194733440.990292051.0072733440.998782697450.990292050.9762398890.98326597511.0306830150.9662010570.998442036521.0306830151.0246682731.027675644531.0306830151.0180974161.024390215541.0306830151.0072733441.018978179551.0306830150.9762398891.003461452歡迎下載 13精品文庫(kù)達(dá)到收斂標(biāo)準(zhǔn)ε=3%。綜上，滿足要求的交通分布量如下表所示：交通區(qū)1234512475.0907895.0129683.3189487.3083339.64492533.38812337.0043811.2517198.2075221.38633580.9357614.72601086.4325631.8488127.83704342.6480232.2344690.9578986.7265263.24935169.4511337.5494182.0857183.30121088.4032歡迎下載 14精品文庫(kù)設(shè)計(jì)二平衡分配法進(jìn)行交通分配預(yù)測(cè)使用軟件：TransCAD。設(shè)計(jì)步驟：使用TransCAD的交通分配功能直接進(jìn)行設(shè)計(jì)。軟件使用步驟如下：打開軟件，點(diǎn)擊菜單欄 file—new創(chuàng)建Geographicfile文件，選擇建立類型為linegeographic的文件在屬性窗口添加出行時(shí)間和通行能力，點(diǎn)擊 OK儲(chǔ)存圖層。歡迎下載 15精品文庫(kù)點(diǎn)擊菜單欄Tool—MapEditing—Toolbox彈出MapEditing小窗口，根據(jù)題目線路序號(hào)的順序，繪制路網(wǎng)：檢查路網(wǎng)連通性：點(diǎn)擊菜單欄 Tools—MapEditing—CheckLine Connectivity，選擇Threshold精度為0.01進(jìn)行校準(zhǔn)，點(diǎn)擊 OK得到NoConnectivityProblemsFound 提示即可。歡迎下載 16精品文庫(kù)切換圖層為Ne