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Symbols | Definition |
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Sets/parameters | |
| Set of directions, the up direction (), the down direction (). |
| Operating train set on direction, . |
| The current passenger flow control level, . |
| Station set on direction, . |
| Discrete time range of the study, . |
| The maximum capacity of the train. |
| The minimum fluctuant range of each gate at the timestamp allowing passengers to enter the control area of station on direction. |
| The maximum fluctuant range of each gate at the timestamp allowing passengers to enter the control area of station on direction. |
| The key area of the station, . |
| The acreage of area at station . |
| The acreage of area at station occupied by the passengers on direction. |
| The actual departing time of the train at the station on direction. |
| The maximum passing capacity of each gate at the timestamp on direction allowing passengers to enter the control area of station . |
| Under the current control level , the number of passengers arrived at area of station on direction at timestamp . |
| Under the current control level , the number of passengers arrived at area of station with trip on direction at timestamp . |
| Under the current control level , the percentage of the acreage at area assigned to the passengers along direction. |
| The timestamp index of the actual departing time . |
| The length of two adjacent timestamps. |
| Safety limitation factor. |
| The dynamic percentage of passengers with trip accounting for the total passengers boarding train at station on direction. |
Intermediate variable | |
| The number of passengers alighting from train i at station k on g direction. |
| The number of accumulated passengers entering the platform between departure time of train i-1 and i on g direction at timestamp t. |
| The boarding passengers for train i at station k on g direction. |
| Under the current control level L, the total passengers arriving at area of station k from timestamp 1 to t. |
| Under the current control level L, the total passengers arriving at area of station k on g direction from timestamp 1 to t. |
| Under the current control level L, the total passengers allowed to enter the control area of station k on g direction from timestamp 1 to t. |
| The total passengers allowed to enter platform and board train i at station k on g direction. |
| The loading passengers in train i between station k and k +1 on g direction. |
| The waiting time on platform for passengers to board train i on g direction. |
| The waiting time for passengers in area of station k on g direction. |
| Under the current control level L, the total passenger waiting time at station k on g direction. |
| Under the current control level L, the number of waiting passengers at area of station k on g direction from timestamp 1 to t. |
Decision variable | |
| The number of passengers allowed to enter the control area of station k on g direction at the timestamp t. |
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