CN117217650B - Whole-course order track system for international transportation of bulk cargo - Google Patents
Whole-course order track system for international transportation of bulk cargo Download PDFInfo
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Abstract
The invention discloses an international bulk cargo whole-course order track system, which relates to the technical field of computers and software thereof and comprises the following components: the method comprises the steps that firstly, a destination generates freight transmission information, a target destination in the freight transmission information is obtained, and a scheduling node determines the position of the target destination; the destination sends out freight transmission information, the freight transmission information is transmitted to a central control node corresponding to the destination, and the dispatching node dispatches the freight transmission information to plan a freight transmission path; the central control node transmits the freight transmission information to the central control node where the target destination is located according to the selected transmission path, and the central control node transmits the freight transmission information to the target destination according to the destination transmission path. By arranging the scheduling module, the central control node module and the freight module, the waiting time of freight and the transportation time of freight can be integrated for any starting point and target destination, and a route with short freight route and low freight load can be selected.
Description
Technical Field
The invention relates to the technical field of computers and software thereof, in particular to an international bulk cargo whole-course order track system.
Background
The existing international transportation generally adopts sea transportation, and when planning the cargo track, the waiting time and the actual transportation time of the cargo cannot be comprehensively considered, so that the transportation track is selected to be longer, or the waiting time is long.
Disclosure of Invention
In order to solve the technical problems, the technical scheme provides an international bulk cargo whole-course order track system, and solves the problems that the conventional international bulk cargo is usually transported by sea, and the waiting time and the actual transporting time of cargoes cannot be comprehensively considered when the cargo track is planned, so that the transporting track is longer or the waiting time is long.
In order to achieve the above purpose, the invention adopts the following technical scheme:
an international bulk cargo whole course order trajectory system, comprising:
the dispatching module is provided with at least one dispatching node and is used for carrying out turnover dispatching according to the freight transportation transmission information requirement;
the central control node module is provided with at least one central control node, the central control node corresponds to the destination, the central control node is used for positioning a GPS, and the GPS is used for positioning and displaying the position of the destination corresponding to the central control node;
the freight transportation module is provided with at least one destination, the destination I is used as a freight starting point according to freight transportation information, a target destination in the freight transportation information is obtained, and the scheduling module determines the position of the target destination;
the method comprises the steps that a destination sends out freight transmission information, the freight transmission information is transmitted to a central control node corresponding to the destination, a scheduling node schedules the freight transmission information, and a freight transmission path is planned, namely, a path from the central control node corresponding to the destination to the central control node corresponding to the destination is planned, at least one freight transmission path is obtained, the length of the freight transmission path is calculated according to a freight path pre-statistics result, and the scheduling node selects the shortest freight transmission path as the transmission path of the freight transmission information;
storing a transmission path from a central control node corresponding to the destination I to a central control node where the target destination is located, and when the same two central control nodes are used as a starting point and a destination point, preferentially calling the stored transmission path by a scheduling node to carry out freight transmission;
the freight path pre-statistics result is updated once every one hour in real time;
the central control node transmits freight transmission information to a central control node where a target destination is located according to the selected transmission path, the freight transmission information passes through at least one central control node, a scheduling node counts freight loads of destinations subordinate to the central control node, the scheduling node plans a destination transmission path by using a uniform load method, and the central control node transmits the freight transmission information to the target destination according to the destination transmission path;
in the cargo transportation process, the cargo is positioned and displayed by GPS positioning of the central control node nearest to the cargo.
Preferably, at least one destination is arranged below the central control node;
the central control node exchanges information through high-frequency signals, the central control node exchanges information with the destination through the medium-high-frequency signals, and the destination exchanges information through the medium-high-frequency signals;
the central control nodes transmit high-frequency signals, and at least one central control node is connected with each other through the high-frequency signals;
the method comprises the steps that the central control nodes in the high-frequency signal coverage range of the central control nodes all receive signals, and at least two central control nodes are arranged in the high-frequency signal coverage range of the central control nodes;
the medium-high frequency signals are transmitted by the medium-control node to cover at least one subordinate destination, the medium-high frequency signals are transmitted by the destination subordinate to the medium-control node, the destination within the coverage range of the medium-high frequency signals receives the medium-high frequency signals, and the destination subordinate to the medium-control node transmits signals through a destination chain, so that the signal transmission from the appointed destination subordinate to the medium-control node is completed;
the radiation range of the medium-high frequency signals is smaller than the coverage range of the central control node.
Preferably, the determining, by the scheduling node, the location of the target destination includes the following steps:
the dispatching node gives a central control node identification code and gives a sequence code to a subordinate destination of the central control node;
the scheduling node pairs and stores the identification code and the sequence code, and ensures that the destination corresponding to the sequence code belongs to the central control node corresponding to the identification code;
the dispatching node obtains the identification code and the serial number of the target destination, compares the identification code with the identification code of the central control node, determines the identification code of the central control node consistent with the identification code of the target destination, and determines the central control node as the central control node corresponding to the target destination.
Preferably, the planning freight transportation path includes the steps of:
determining a central control node corresponding to the destination I as an initial central control node, and determining the central control node where the target destination is located as a tail end central control node;
searching other central control nodes in the coverage range of the high-frequency signal range of the initial central control node, and taking the searched central control nodes as a transit central control node set;
counting the distance D from the initial central control node to the tail end central control node;
counting the distance D from one central control node in the transit central control node set to the tail end central control node, if D is smaller than D, reserving the central control node by the transit central control node set, and if D is larger than or equal to D, removing the central control node from the transit central control node set;
stopping statistics when traversing each central control node in the transit central control node set;
selecting a central control node with the smallest distance to the tail end central control node within the coverage range of the high-frequency signal range of the central control node for any central control node in the transit central control node set;
according to the previous step, sequentially selecting the next central control node until the selected central control node is the terminal central control node;
connecting any one of the central control nodes in the transit central control node set with the selected central control node to form a path, obtaining the path from any one of the central control nodes in the transit central control node set to the terminal central control node, adding the path from the initial central control node to any one of the central control nodes in the transit central control node set, and obtaining the path from the initial central control node to the terminal central control node;
each central control node in the transit central control node set corresponds to a path from an initial central control node to a tail end central control node, and at least one freight transmission path is obtained.
Preferably, the calculating the length of the freight transmission path includes the steps of:
for any central control node, determining the central control node in the coverage range of the high-frequency signal range of the central control node;
counting the transmission time from a central control node to the central control node in the coverage range of a high-frequency signal range, and mapping the transmission time with two corresponding central control nodes one by one to obtain a freight path pre-counting result;
determining the next central control node of each central control node in the freight transmission path;
starting from an initial central control node of the freight transmission path, counting the time from the central control node to the next central control node according to the pre-counted result of the freight transmission path until the central control node at the tail end of the freight transmission path;
and accumulating the time from all the central control nodes to the next central control node in the freight transmission path to obtain the length of the freight transmission path.
Preferably, the uniform loading method is specifically as follows:
determining at least one transmission path from the central control node to the target destination;
counting the freight load of the destination in each transmission path, and accumulating the freight load to obtain the total freight load of the transmission path;
and selecting the transmission path with the minimum total freight load as a destination transmission path from the central control node to the target destination.
Compared with the prior art, the invention has the beneficial effects that:
by arranging the scheduling module, the central control node module and the freight module, the waiting time of freight and the transportation time of freight can be comprehensively considered for any starting point and target destination, and the route with short freight route and low freight load can be selected, so that the condition that the waiting time is long or the freight time is long due to high freight route field and freight load is avoided, and the minimum timeliness of the freight transmission track is ensured.
Drawings
FIG. 1 is a schematic flow diagram of an international bulk cargo whole-course order trajectory system according to the present invention;
FIG. 2 is a schematic diagram of a flow chart of determining a location of a target destination by a scheduling node according to the present invention;
FIG. 3 is a schematic flow chart of a planned freight transportation path according to the present invention;
FIG. 4 is a schematic diagram of a length flow for calculating a cargo transport path according to the present invention;
FIG. 5 is a flow chart of the uniform load method of the present invention.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
Referring to fig. 1, an international bulk cargo whole course order track system comprises:
the dispatching module is provided with at least one dispatching node and is used for carrying out turnover dispatching according to the freight transportation transmission information requirement;
the central control node module is provided with at least one central control node, the central control node corresponds to the destination, the central control node is used for positioning a GPS, and the GPS is used for positioning and displaying the position of the destination corresponding to the central control node;
during transmission, the central control node is used as a long-distance transmission, the destination subordinate to the central control node performs small-range transmission, the central control node performs transmission with the adjacent central control node, so that chain transmission can be realized, all the central control nodes can perform mutual information interaction, the destination subordinate to the central control node performs chain transmission with the adjacent destination, so that mutual information interaction among the destinations subordinate to the central control node can be ensured, and any two destinations subordinate to the central control node can not be directly connected, namely, the information interaction among the destinations subordinate to the central control node can be transferred through transfer of at least one destination;
the freight transportation module is provided with at least one destination, the destination I is used as a freight starting point according to freight transportation information, a target destination in the freight transportation information is obtained, and the scheduling module determines the position of the target destination;
the method comprises the steps that a destination sends out freight transmission information, the freight transmission information is transmitted to a central control node corresponding to the destination, a scheduling node schedules the freight transmission information, and a freight transmission path is planned, namely, a path from the central control node corresponding to the destination to the central control node corresponding to the destination is planned, at least one freight transmission path is obtained, the length of the freight transmission path is calculated according to a freight path pre-statistics result, and the scheduling node selects the shortest freight transmission path as the transmission path of the freight transmission information;
the shortest freight transmission path is selected as the transmission path of freight transmission information, so that the freight transmission is faster, the delay time is short, and secondly, the transmission speed block occupies short time of the transmission path, thereby reducing congestion caused to the transmission path;
storing a transmission path from a central control node corresponding to the destination I to a central control node where the target destination is located, and when the same two central control nodes are used as a starting point and a destination point, preferentially calling the stored transmission path by a scheduling node to carry out freight transmission;
namely, after the transmission paths of the two central control nodes are established, the movement of the central control nodes cannot be easily changed in a short time, so that when the two central control nodes are transmitted, the stored paths are used, the recalculation can be avoided, the waiting time is reduced, and the efficiency of the transmission process is improved;
the freight path pre-statistics result is updated once every one hour in real time, so that the central control node is prevented from moving in a small range according to the working requirement;
the central control node does not move in a short time, but can move in each hour, so that the pre-statistics result of the freight path is required to be updated;
the central control node transmits freight transmission information to a central control node where a target destination is located according to the selected transmission path, the freight transmission information passes through at least one central control node, a scheduling node counts freight loads of destinations subordinate to the central control node, the scheduling node plans a destination transmission path by using a uniform load method, and the central control node transmits the freight transmission information to the target destination according to the destination transmission path;
the freight load is the freight occupation amount of the destination, and each destination is taken as a medium point when in transmission, and the destination transmission is blocked at the point when the freight load is large, so that a path with small load is selected when the transmission path can be allocated.
The subordinate of the central control node is provided with at least one destination;
the central control node exchanges information through high-frequency signals, the central control node exchanges information with the destination through the medium-high-frequency signals, and the destination exchanges information through the medium-high-frequency signals;
the central control nodes transmit high-frequency signals, and at least one central control node is connected with each other through the high-frequency signals;
the method comprises the steps that the central control nodes in the high-frequency signal coverage range of the central control nodes all receive signals, and at least two central control nodes are arranged in the high-frequency signal coverage range of the central control nodes;
the medium-high frequency signals are transmitted by the medium-control node to cover at least one subordinate destination, the medium-high frequency signals are transmitted by the destination subordinate to the medium-control node, the destination within the coverage range of the medium-high frequency signals receives the medium-high frequency signals, and the destination subordinate to the medium-control node transmits signals through a destination chain, so that the signal transmission from the appointed destination subordinate to the medium-control node is completed;
the radiation range of the medium-high frequency signals is smaller than the coverage range of the central control node.
Referring to fig. 2, the determining, by the scheduling node, the location of the target destination includes the steps of:
the dispatching node gives a central control node identification code and gives a sequence code to a subordinate destination of the central control node;
the scheduling node pairs and stores the identification code and the sequence code, and ensures that the destination corresponding to the sequence code belongs to the central control node corresponding to the identification code;
the dispatching node obtains the identification code and the serial number of the target destination, compares the identification code with the identification code of the central control node, determines the identification code of the central control node consistent with the identification code of the target destination, and determines the central control node as the central control node corresponding to the target destination.
Referring to fig. 3, planning a freight transmission path includes the steps of:
determining a central control node corresponding to the destination I as an initial central control node, and determining the central control node where the target destination is located as a tail end central control node;
searching other central control nodes in the coverage range of the high-frequency signal range of the initial central control node, and taking the searched central control nodes as a transit central control node set;
counting the distance D from the initial central control node to the tail end central control node;
counting the distance D from one central control node in the transit central control node set to the tail end central control node, if D is smaller than D, reserving the central control node by the transit central control node set, and if D is larger than or equal to D, removing the central control node from the transit central control node set;
one of the central control nodes in the transit central control node set is a point which is closer to the tail central control node than the initial central control node;
stopping statistics when traversing each central control node in the transit central control node set;
for any one of the intermediate control nodes in the intermediate control node set, selecting an intermediate control node II which is in the coverage range of the high-frequency signal of the intermediate control node I and has the smallest distance to the end intermediate control node, wherein the distance from the intermediate control node II to the end intermediate control node is smaller than the distance from the intermediate control node I to the end intermediate control node, for the intermediate control node II, selecting an intermediate control node III which is in the coverage range of the high-frequency signal of the intermediate control node and has the smallest distance to the end intermediate control node, wherein the distance from the intermediate control node III to the end intermediate control node is smaller than the distance from the intermediate control node II to the end intermediate control node, and so on, the distance from the selected intermediate control node to the end intermediate control node is finally 0, connecting the selected intermediate control nodes into paths in sequence, obtaining the paths from any intermediate control node in the intermediate control node set to the end intermediate control node, and adding the paths from the initial intermediate control node to any intermediate control node in the intermediate control node set, and obtaining the paths from the initial intermediate control node to the end intermediate control node;
each central control node in the transit central control node set corresponds to a path from an initial central control node to a tail end central control node, and at least one freight transmission path is obtained.
Referring to fig. 4, calculating the length of the shipping transmission path includes the steps of:
for any central control node, determining the central control node in the coverage range of the high-frequency signal range of the central control node;
counting the transmission time from a central control node to the central control node in the coverage range of a high-frequency signal range, wherein the signal transmission time is long, the freight time is long, the signal transmission time is short, the freight time is short, the signal transmission time can be used for replacing the freight time, the shortest path obtained is the shortest path of freight, and the transmission time is mapped with the two corresponding central control nodes one by one to obtain a freight path pre-counting result;
determining the next central control node of each central control node in the freight transmission path;
starting from an initial central control node of the freight transmission path, counting the time from the central control node to the next central control node according to the pre-counted result of the freight transmission path until the central control node at the tail end of the freight transmission path;
and accumulating the time from all the central control nodes to the next central control node in the freight transmission path to obtain the length of the freight transmission path.
Referring to fig. 5, the uniform load method is specifically as follows:
determining at least one transmission path from the central control node to the target destination;
counting the freight load of the destination in each transmission path, and accumulating the freight load to obtain the total freight load of the transmission path;
the freight load is large, and the freight limit of each line is fixed, so that the waiting time for shipping is long;
the transmission path with the minimum total freight load is selected as the destination transmission path from the central control node to the target destination, so that the use of the existing destination with high load can be ensured, and the blockage can be avoided.
The whole order track system for international bulk cargo transportation has the working process that:
step one: the scheduling module determines the position of a target destination according to the target destination to which the freight transmission information needs to be transmitted, and the scheduling module determines the shortest freight transmission path as the transmission path of the freight transmission information;
step two: the freight module sends freight transmission information to the central control node module, and the central control node module transmits the freight transmission information to a central control node where a target destination is located according to a transmission path of the freight transmission information;
step three: the dispatching module counts freight load of a subordinate destination of the central control node, and the dispatching module plans a destination transmission path by using a uniform load method;
step four: and the central control node module determines a central control node nearest to the goods according to the destination transmission path, and the goods are positioned and displayed by GPS positioning of the central control node.
A storage medium having stored thereon a computer readable program which when invoked stores the international bulk cargo whole course order trajectory system described above.
It is understood that the storage medium suitable for the above system may be a magnetic medium, for example, a floppy disk, a hard disk, a magnetic tape; optical media such as DVD; or a semiconductor medium such as a solid state disk SolidStateDisk, SSD, etc.
In summary, the invention has the advantages that: by arranging the scheduling module, the central control node module and the freight module, the waiting time of freight and the transportation time of freight can be comprehensively considered for any starting point and target destination, and the route with short freight route and low freight load can be selected, so that the condition that the waiting time is long or the freight time is long due to high freight route field and freight load is avoided, and the minimum timeliness of the freight transmission track is ensured.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. An international bulk cargo whole-course order trajectory system, comprising:
the dispatching module is provided with at least one dispatching node and is used for carrying out turnover dispatching according to the freight transportation transmission information requirement;
the central control node module is provided with at least one central control node, the central control node corresponds to the destination, the central control node is used for positioning a GPS, and the GPS is used for positioning and displaying the position of the destination corresponding to the central control node;
the freight transportation module is provided with at least one destination, the destination I is used as a freight starting point according to freight transportation information, a target destination in the freight transportation information is obtained, and the scheduling module determines the position of the target destination;
the method comprises the steps that a destination sends out freight transmission information, the freight transmission information is transmitted to a central control node corresponding to the destination, a scheduling node schedules the freight transmission information, and a freight transmission path is planned, namely, a path from the central control node corresponding to the destination to the central control node corresponding to the destination is planned, at least one freight transmission path is obtained, and the length of the freight transmission path is calculated according to a freight path pre-statistics result;
calculating the length of the shipping transmission path includes the steps of:
for any central control node, determining the central control node in the coverage range of the high-frequency signal range of the central control node;
counting the transmission time from a central control node to the central control node in the coverage range of a high-frequency signal range, and mapping the transmission time with two corresponding central control nodes one by one to obtain a freight path pre-counting result;
determining the next central control node of each central control node in the freight transmission path;
starting from an initial central control node of the freight transmission path, counting the time from the central control node to the next central control node according to the pre-counted result of the freight transmission path until the central control node at the tail end of the freight transmission path;
accumulating the time from all central control nodes to the next central control node in the freight transmission path to obtain the length of the freight transmission path;
the scheduling node selects the shortest freight transmission path as the transmission path of freight transmission information;
storing a transmission path from a central control node corresponding to the destination I to a central control node where the target destination is located, and when the same two central control nodes are used as a starting point and a destination point, preferentially calling the stored transmission path by a scheduling node to carry out freight transmission;
the freight path pre-statistics result is updated once every one hour in real time;
the central control node transmits freight transmission information to a central control node where a target destination is located according to the selected transmission path, the freight transmission information passes through at least one central control node, a scheduling node counts freight loads of destinations subordinate to the central control node, the scheduling node plans a destination transmission path by using a uniform load method, and the central control node transmits the freight transmission information to the target destination according to the destination transmission path;
in the cargo transportation process, the cargo is positioned and displayed by GPS positioning of the central control node nearest to the cargo.
2. The international bulk cargo whole course order trajectory system according to claim 1, wherein the central node is provided with at least one destination;
the central control node exchanges information through high-frequency signals, the central control node exchanges information with the destination through the medium-high-frequency signals, and the destination exchanges information through the medium-high-frequency signals;
the central control nodes transmit high-frequency signals, and at least one central control node is connected with each other through the high-frequency signals;
the method comprises the steps that the central control nodes in the high-frequency signal coverage range of the central control nodes all receive signals, and at least two central control nodes are arranged in the high-frequency signal coverage range of the central control nodes;
the medium-high frequency signals are transmitted by the medium-control node to cover at least one subordinate destination, the medium-high frequency signals are transmitted by the destination subordinate to the medium-control node, the destination within the coverage range of the medium-high frequency signals receives the medium-high frequency signals, and the destination subordinate to the medium-control node transmits signals through a destination chain, so that the signal transmission from the appointed destination subordinate to the medium-control node is completed;
the radiation range of the medium-high frequency signals is smaller than the coverage range of the central control node.
3. The international bulk cargo whole course order trajectory system of claim 2, wherein the scheduling node determining the location of the target destination comprises the steps of:
the dispatching node gives a central control node identification code and gives a sequence code to a subordinate destination of the central control node;
the scheduling node pairs and stores the identification code and the sequence code, and ensures that the destination corresponding to the sequence code belongs to the central control node corresponding to the identification code;
the dispatching node obtains the identification code and the serial number of the target destination, compares the identification code with the identification code of the central control node, determines the identification code of the central control node consistent with the identification code of the target destination, and determines the central control node as the central control node corresponding to the target destination.
4. An international shipment bulk cargo whole course order path system in accordance with claim 3, wherein said planning a shipping transmission path comprises the steps of:
determining a central control node corresponding to the destination I as an initial central control node, and determining the central control node where the target destination is located as a tail end central control node;
searching other central control nodes in the coverage range of the high-frequency signal range of the initial central control node, and taking the searched central control nodes as a transit central control node set;
counting the distance D from the initial central control node to the tail end central control node;
counting the distance D from one central control node in the transit central control node set to the tail end central control node, if D is smaller than D, reserving the central control node by the transit central control node set, and if D is larger than or equal to D, removing the central control node from the transit central control node set;
stopping statistics when traversing each central control node in the transit central control node set;
selecting a central control node with the smallest distance to the tail end central control node within the coverage range of the high-frequency signal range of the central control node for any central control node in the transit central control node set;
according to the previous step, sequentially selecting the next central control node until the selected central control node is the terminal central control node;
connecting any one of the central control nodes in the transit central control node set with the selected central control node to form a path, obtaining the path from any one of the central control nodes in the transit central control node set to the terminal central control node, adding the path from the initial central control node to any one of the central control nodes in the transit central control node set, and obtaining the path from the initial central control node to the terminal central control node;
each central control node in the transit central control node set corresponds to a path from an initial central control node to a tail end central control node, and at least one freight transmission path is obtained.
5. The global order trajectory system for transporting bulk cargo of claim 4, wherein said uniform loading method is specifically as follows:
determining at least one transmission path from the central control node to the target destination;
counting the freight load of the destination in each transmission path, and accumulating the freight load to obtain the total freight load of the transmission path;
and selecting the transmission path with the minimum total freight load as a destination transmission path from the central control node to the target destination.
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