东南大学学报(自然科学版)
東南大學學報(自然科學版)
동남대학학보(자연과학판)
Journal of Southeast University (Natural Science Edition)
2015年
5期
996-1001
,共6页
王莉%朱涛%徐杰%靳磊%秦勇
王莉%硃濤%徐傑%靳磊%秦勇
왕리%주도%서걸%근뢰%진용
突发事件%行车组织%运行计划%开行方案%双层规划
突髮事件%行車組織%運行計劃%開行方案%雙層規劃
돌발사건%행차조직%운행계화%개행방안%쌍층규화
emergency%train operation%operation plan%line plan%bi-level programming
针对突发事件条件下行车组织所具有的结构复杂、涉及对象多样、运营环境动态变化等特点,建立了列车开行方案与运行计划调整的双层规划模型。上层对列车迂回、列车重联、列车停运等调度策略进行优化,以充分利用路网能力,完成旅客输送过程。在给定上层调度方案后,下层采取改变列车区间运行时间、列车停站时间和列车越行方式等策略,以尽量减少列车晚点的情况和被严重影响的列车数量,恢复按图行车。下层为上层提供调整后的运行时刻表,实现双层迭代整体优化。以京沪高速及相关铁路进行实例分析,实现了在不同突发事件影响范围和限速条件下双层规划模型的迭代过程。实验结果证明,借助双层规划模型可充分利用路网能力,减少突发事件造成的不利影响。
針對突髮事件條件下行車組織所具有的結構複雜、涉及對象多樣、運營環境動態變化等特點,建立瞭列車開行方案與運行計劃調整的雙層規劃模型。上層對列車迂迴、列車重聯、列車停運等調度策略進行優化,以充分利用路網能力,完成旅客輸送過程。在給定上層調度方案後,下層採取改變列車區間運行時間、列車停站時間和列車越行方式等策略,以儘量減少列車晚點的情況和被嚴重影響的列車數量,恢複按圖行車。下層為上層提供調整後的運行時刻錶,實現雙層迭代整體優化。以京滬高速及相關鐵路進行實例分析,實現瞭在不同突髮事件影響範圍和限速條件下雙層規劃模型的迭代過程。實驗結果證明,藉助雙層規劃模型可充分利用路網能力,減少突髮事件造成的不利影響。
침대돌발사건조건하행차조직소구유적결구복잡、섭급대상다양、운영배경동태변화등특점,건립료열차개행방안여운행계화조정적쌍층규화모형。상층대열차우회、열차중련、열차정운등조도책략진행우화,이충분이용로망능력,완성여객수송과정。재급정상층조도방안후,하층채취개변열차구간운행시간、열차정참시간화열차월행방식등책략,이진량감소열차만점적정황화피엄중영향적열차수량,회복안도행차。하층위상층제공조정후적운행시각표,실현쌍층질대정체우화。이경호고속급상관철로진행실례분석,실현료재불동돌발사건영향범위화한속조건하쌍층규화모형적질대과정。실험결과증명,차조쌍층규화모형가충분이용로망능력,감소돌발사건조성적불리영향。
Because of the train operation characteristics of complex structure,diverse objects and dy-namic changes in emergency,a bi-level programming model is proposed to handle line plan adjust-ment and timetable rescheduling problem.The top layer optimizes the dispatching policies including making trains detour,merging trains and cancelling trains to take full use of rail network capabilities and complete the passenger transportation.Given a specific dispatching scheme,the low layer takes the strategies of changing the running time at a section,the dwell time at a station and the train stop-overs to minimize the train delay as well as the number of seriously impacted trains and to realize the planned schedule.The low layer provides the adjusted timetable to the top layer,which realizes the double layer integration optimization.The case study on Beijing to Shanghai high-speed line and re-lated railway realizes the iteration of the bi-level programming model under different emergency con-ditions of affected area and speed restriction.The results show that the bi-level programming model can make full use of railway network capacity to reduce the impact of emergency.