地理科学 ›› 2019, Vol. 39 ›› Issue (8): 1265-1275.doi: 10.13249/j.cnki.sgs.2019.08.008
收稿日期:
2018-07-11
修回日期:
2018-09-28
出版日期:
2019-08-10
发布日期:
2019-10-10
通讯作者:
曹小曙
E-mail:caoxsh@mail.sysu.edu.cn
作者简介:
陈慧灵(1992-),女,湖南邵阳人,博士研究生,主要从事交通地理与旅游地理研究。E-mail: chenhuiling0325@126.com
基金资助:
Chen Huiling1,Wang Boli2,Cao Xiaoshu3(),Shi Enming4,Liu Yongwei5
Received:
2018-07-11
Revised:
2018-09-28
Online:
2019-08-10
Published:
2019-10-10
Contact:
Cao Xiaoshu
E-mail:caoxsh@mail.sysu.edu.cn
Supported by:
摘要:
从时间与费用两个角度研究广州市地铁建设对公共交通可达性的影响及其影响的空间公平性。结果表明:① 加权时间与费用可达性均形成“核心-外围”的空间格局。通地铁后,南部郊区加权时间可达性变化率较大,花都区变化率最低;加权费用可达性高变率地区集中在地铁沿线及边缘地区。② 不乘地铁情境下,CBD等时圈呈同心圆状,80%的居民在50 min以及2元钱花费内能到达最近的商业综合体。乘地铁情境下等时圈沿着地铁网络延伸与扩散,80%的居民在30 min以及5元钱以内能到达最近的商业综合体。③ 无论是否乘坐地铁,出行时间的不公平程度都高于出行费用的不公平程度。番禺区的社区从地铁网络中时间可达性获益最多,最不公平的是白云区的社区,其绝对和相对变化较低;中心城区由于常规公交网络发达,地铁缩短的绝对出行时间较少,而变化率高。地铁对城市内中远距离出行性价比的影响最明显。
中图分类号:
陈慧灵,王伯礼,曹小曙,石恩名,刘永伟. 广州市地铁对常规公交出行成本影响及其空间公平性研究[J]. 地理科学, 2019, 39(8): 1265-1275.
Chen Huiling,Wang Boli,Cao Xiaoshu,Shi Enming,Liu Yongwei. Impact of Rail Transit on the Travel Cost of Bus Transit and the Spatial Equity: A Case Study of Guangzhou[J]. SCIENTIA GEOGRAPHICA SINICA, 2019, 39(8): 1265-1275.
表2
广州市地铁建设后出行时间绝对变化Z值在各区人口的分布"
Z值范围 | <-1.5 | -1.5~-0.5 | -0.5~0 | 0~0.5 | 0.5~1.5 | Z>1.5 | |
---|---|---|---|---|---|---|---|
内圈层 | 越秀区 | 3.47% | 78.41% | 15.46% | 2.10% | 0.56% | 0.00% |
海珠区 | 0.18% | 47.68% | 46.27% | 5.75% | 0.12% | 0.00% | |
荔湾区 | 0.47% | 12.46% | 44.98% | 32.40% | 9.68% | 0.00% | |
天河区 | 0.92% | 83.33% | 11.90% | 3.43% | 0.42% | 0.00% | |
过渡圈层 | 白云区 | 1.97% | 56.54% | 20.38% | 13.67% | 5.29% | 2.15% |
黄埔区 | 0.56% | 16.67% | 35.61% | 27.54% | 19.62% | 0.00% | |
番禺区 | 0.00% | 9.37% | 10.51% | 15.62% | 37.84% | 26.65% | |
外圈层 | 花都区 | 0.26% | 4.93% | 3.03% | 8.50% | 43.14% | 40.14% |
南沙区 | 0.00% | 0.53% | 0.67% | 21.96% | 64.28% | 12.55% | |
总和 | 1.02% | 42.16% | 22.31% | 12.67% | 14.07% | 7.77% |
表3
广州地铁建设后出行时间相对变化Z值在各区人口的分布"
Z值范围 | <-1.5 | -1.5~-0.5 | -0.5~0 | 0~0.5 | 0.5~1.5 | >1.5 | |
---|---|---|---|---|---|---|---|
内圈层 | 越秀区 | 3.87% | 11.10% | 27.38% | 33.31% | 24.34% | 0.00% |
海珠区 | 1.99% | 11.73% | 12.21% | 26.96% | 45.78% | 1.33% | |
荔湾区 | 0.47% | 5.25% | 11.51% | 28.00% | 54.77% | 0.00% | |
天河区 | 5.46% | 28.91% | 14.54% | 21.83% | 29.25% | 0.00% | |
过渡圈层 | 白云区 | 27.72% | 31.16% | 8.24% | 13.63% | 15.52% | 3.73% |
黄埔区 | 10.37% | 19.40% | 28.01% | 3.22% | 39.00% | 0.00% | |
番禺区 | 1.14% | 11.02% | 14.01% | 23.31% | 37.50% | 13.02% | |
外圈层 | 花都区 | 5.10% | 14.34% | 13.59% | 31.59% | 30.26% | 5.11% |
南沙区 | 2.14% | 29.51% | 27.90% | 25.00% | 13.70% | 1.75% | |
总和 | 8.64% | 18.65% | 15.22% | 22.14% | 32.01% | 3.33% |
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