阅读说明：本技术 基于机车作业指令的机车短进路开放控制方法 (Locomotive short-circuit open control method based on locomotive operation instruction ) 是由 申亮 王祥龙 肖苏 陆俊杰 刘峰 黄士忠 于 2019-01-15 设计创作，主要内容包括：本发明公开了一种基于机车作业指令的机车短进路开放控制方法,机车运行进路控制系统接收机车作业指令并拆分：i)当机车运行进路控制系统对收机车作业指令的判断结果为连挂状态,机车的终点不是当前位置时,下达行车指令并短进路开放机车前方的线路区段；ii)机车运行进路控制系统对收机车作业指令的判断结果为分解状态,且机车作业指令有连挂动作时,机车运行进路控制系统将对机车下达连挂指令；iii)机车运行进路控制系统判断结果为连挂状态,机车指令包含的终点位置与当前位置一致,机车作业指令有摘钩信息时,机车运行进路控制系统下达摘钩指令。本发明能对多台机车进行路径规划,提升机车的运行效率,并实时进行避让,确保机车运行安全。(The invention discloses a locomotive short access open control method based on locomotive operation instructions, wherein a locomotive operation access control system receives and splits the locomotive operation instructions: i) when the judgment result of the locomotive running route control system on the locomotive collecting operation instruction is in a continuous hanging state and the terminal point of the locomotive is not the current position, issuing a traveling instruction and opening a route section in front of the locomotive by short-circuiting; ii) the judgment result of the locomotive running route control system on the locomotive receiving operation instruction is in a decomposition state, and when the locomotive operation instruction has a linkage action, the locomotive running route control system gives a linkage instruction to the locomotive; and iii) when the judgment result of the locomotive operation access control system is in a connected state, the terminal position contained in the locomotive instruction is consistent with the current position, and the locomotive operation access control system issues a unhooking instruction when the locomotive operation instruction has unhooking information. The invention can plan the paths of a plurality of locomotives, improve the operation efficiency of the locomotives, carry out avoidance in real time and ensure the operation safety of the locomotives.)

1. A locomotive short-circuit access open control method based on locomotive operation instructions is characterized by comprising the following steps: the locomotive operation access control system receives a locomotive operation instruction, and splits and judges the locomotive operation instruction:

i) when the judgment result of the locomotive running route control system on the locomotive receiving operation instruction is in a linked state and the terminal position of the locomotive is not the current position, the locomotive running route control system gives a driving instruction to the locomotive, opens a line section in front of the locomotive by short-circuiting, and iteratively opens a section label;

ii) when the judgment result of the locomotive running route control system on the locomotive collecting operation instruction is in a decomposition state and the locomotive operation instruction has a linkage action, the locomotive running route control system gives a linkage instruction to the locomotive;

and iii) when the judgment result of the locomotive operation access control system is in a connected state, the terminal position contained in the locomotive instruction is consistent with the current position, and the locomotive operation instruction has unhooking information, the locomotive operation access control system gives a unhooking instruction to the locomotive.

2. The locomotive short access opening control method based on locomotive operation command as claimed in claim 1, wherein: the locomotive operation instruction comprises a locomotive starting point, operation contents and a locomotive ending point.

3. The locomotive short access opening control method based on locomotive operation command as claimed in claim 1, wherein: in the step of executing the running command in the linked state, the step of opening the short access comprises the following sub-steps:

step 1.1: the locomotive operation route control system acquires the starting point and the end point of the locomotive from the locomotive operation instruction;

step 1.2: calculating the front running route of the locomotive according to the shortest path algorithm and by combining with the railway running rule; the front running route comprises a line section and a turnout number which are required to be passed by the locomotive;

step 1.3: the short access open locomotive front line section is used for locomotive running, and the short access open locomotive front short access section is more than 2 times of the length of the locomotive;

step 1.4: according to the real-time position of the locomotive, the locomotive running route control system transmits the information of the front route open section to the locomotive in real time;

step 1.5: after the locomotive receives the driving instruction, the locomotive automatically operates according to the route information issued by the locomotive operation route control system.

4. The locomotive short access opening control method based on locomotive operation command as claimed in claim 3, wherein: in the automatic operation process of the locomotive, the locomotive operation route control system judges whether the locomotive needs to change the route or not according to the information of the starting point and the end point in the locomotive operation instruction, if so, the step 1.5.1 is executed, and if not, the step 1.5.4 is executed;

step 1.5.1: splitting a front running route of the locomotive into two sub-paths;

step 1.5.2: in the first section of the sub-path, controlling the locomotive to stop and wait before running to the turnout;

step 1.5.3: the locomotive operation route control system issues a turnout switching instruction, the turnout enters a second section of sub-path after being switched, and the operation route control system controls the locomotive to continue executing the non-executed traveling instruction;

step 1.5.4: during the running of the locomotive, the locomotive running access control system continuously opens a running access in front of the locomotive according to the position of the locomotive;

step 1.5.5: when a turnout is encountered, the locomotive running route control system judges whether the turnout running direction is correct according to the turnout running direction and the calculated running route, if the turnout running direction does not meet the requirement of the running route, step 1.5.6 is executed, and if the turnout running direction meets the requirement of the running route, step 1.5.7 is executed;

step 1.5.6: the locomotive operation route control system remotely issues an action command of turnout conversion, the turnout conversion is carried out, the correct route direction is opened, and the locomotive continuously operates according to route information issued by the locomotive operation route control system until the target position is reached;

step 1.5.7: and calculating the target of the locomotive antenna according to the driving direction and the distance between the front end and the antenna, and completing the route driving when a parking signal is received at the planned parking section.

5. The method of controlling locomotive short-circuit opening based on locomotive operation command as claimed in any one of claims 1-4, wherein: after the locomotive operation instruction is sent to the locomotive operation route control system, the operation starting point and the operation ending point of the locomotive are analyzed from the locomotive operation instruction, all route and turnout position information which are required to pass by the locomotive when the locomotive operates from the starting point to the ending point are calculated according to the operation rule, the operation principle, the route trend and the turnout position of molten iron transportation, and are marked in the locomotive operation route control system to be used as a reserved long route of the locomotive during the operation, but only a short route section which is 2 times of the length of the locomotive in front is actually opened to be used as the length of the locomotive in practical use.

6. The locomotive short access opening control method based on locomotive operation command as claimed in claim 1, wherein: in the decomposition state, after the locomotive receives a coupling instruction of a locomotive running route control system, the position of the coupled torpedo car, the serial number and the state of a coupler of the locomotive for coupling execution and the serial number and the state of the coupler of the coupled locomotive are calculated.

7. The locomotive short access opening control method based on locomotive operation command as claimed in claim 6, wherein: and if the position of the linked hot metal mixer calculated by the locomotive running route control system is different from the actual position of the linked hot metal mixer, the locomotive running route control system sends out an error alarm.

8. The locomotive short access opening control method based on locomotive operation command as claimed in claim 6, wherein: if the position of the coupled torpedo hot metal mixer calculated by the locomotive running route control system is consistent with the actual position of the coupled torpedo hot metal mixer, and the states of the car coupler of the locomotive and the coupled torpedo hot metal mixer are accurate, the locomotive can execute coupling operation according to a coupling instruction issued by the running route control system until the car coupler of the locomotive and the car coupler of the coupled torpedo hot metal mixer complete coupling.

9. The locomotive short access opening control method based on locomotive operation command as claimed in claim 1, wherein: in the step of executing the unhooking instruction issued in the linked state, after the unhooking instruction is started, the locomotive running route control system judges whether the unhooking is finished after the alignment or the direct unhooking; if the locomotive is unhooked after the alignment is finished, the locomotive operation access control system can execute the unhooking action after receiving the signal of the completion of the alignment; if the uncoupling is directly carried out, the locomotive running route control system judges the positions of two car couplers needing uncoupling and the car coupler numbers, the locomotive running route control system issues uncoupling instructions to the corresponding car couplers, and the car coupler uncoupling system executes uncoupling actions.

Technical Field

The invention relates to a railway transportation control method for metallurgical enterprises, in particular to a locomotive short-circuit open control method based on locomotive operation instructions.

Background

In the field of railway transportation of metallurgical enterprises, the operation task of a locomotive is to compile a locomotive operation plan instruction in a railway area L3 system according to the actual production performance of a blast furnace and steel making and the information of the on-site locomotive operation progress, position actual performance and the like by molten iron transportation scheduling, transmit the operation instruction to the locomotive through wireless data transmission, and a driver implements an operation plan according to the operation instruction.

At the present stage, the molten iron transportation adopts a self-selection route control mode, and a locomotive driver autonomously selects the opening direction of a turnout according to the specified route requirement by operating a control lever according to the terminal position of an operation plan so as to determine the route direction of the locomotive.

At present, an unmanned production system is put into use in a molten iron area, and an approach of a locomotive is automatically opened and autonomously monitored and autonomously performed with safety control measures.

Under the manual control mode and the automatic control mode of the route, after the control system of the route running of the locomotive measures and calculates the running route in front of the locomotive, if the running route from the starting point to the end point of the locomotive is opened at one time, namely the long route is opened, the section and the turnout on the whole route are locked and only can be used by the locomotive, and other locomotives cannot use the turnout and the section related to the route. However, a certain time is required for the locomotive to run to the tail end section of the route, during the time period, other locomotives cannot use the route of the tail end section, and other locomotives can only wait for the locomotive using the section to pass through the rear part, so that the passing efficiency of the section and the turnout is reduced, the waiting time of the locomotive is greatly prolonged, and the effective running efficiency of the locomotive is greatly reduced.

Disclosure of Invention

The invention aims to provide a locomotive short access open control method based on locomotive operation instructions, which can plan paths of a plurality of locomotives, improve the operation efficiency of the locomotives, avoid in real time and ensure the operation safety of the locomotives.

The invention is realized by the following steps:

a locomotive short access open control method based on locomotive operation instructions is characterized in that a locomotive operation access control system receives the locomotive operation instructions and splits and judges the locomotive operation instructions:

i) when the judgment result of the locomotive running route control system on the locomotive receiving operation instruction is in a linked state and the terminal position of the locomotive is not the current position, the locomotive running route control system gives a driving instruction to the locomotive, opens a line section in front of the locomotive by short-circuiting, and iteratively opens a section label;

ii) when the judgment result of the locomotive running route control system on the locomotive collecting operation instruction is in a decomposition state and the locomotive operation instruction has a linkage action, the locomotive running route control system gives a linkage instruction to the locomotive;

and iii) when the judgment result of the locomotive operation access control system is in a connected state, the terminal position contained in the locomotive instruction is consistent with the current position, and the locomotive operation instruction has unhooking information, the locomotive operation access control system gives a unhooking instruction to the locomotive.

The locomotive operation instruction comprises a locomotive starting point, operation contents and a locomotive ending point.

In the step of executing the running command in the linked state, the step of opening the short access comprises the following sub-steps:

step 1.1: the locomotive operation route control system acquires the starting point and the end point of the locomotive from the locomotive operation instruction;

step 1.2: calculating the front running route of the locomotive according to the shortest path algorithm and by combining with the railway running rule; the front running route comprises a line section and a turnout number which are required to be passed by the locomotive;

step 1.3: the short access open locomotive front line section is used for locomotive running, and the short access open locomotive front short access section is more than 2 times of the length of the locomotive;

step 1.4: according to the real-time position of the locomotive, the locomotive running route control system transmits the information of the front route open section to the locomotive in real time;

step 1.5: after the locomotive receives the driving instruction, the locomotive automatically operates according to the route information issued by the locomotive operation route control system.

In the automatic operation process of the locomotive, the locomotive operation route control system judges whether the locomotive needs to change the route or not according to the information of the starting point and the end point in the locomotive operation instruction, if so, the step 1.5.1 is executed, and if not, the step 1.5.4 is executed;

step 1.5.1: splitting a front running route of the locomotive into two sub-paths;

step 1.5.2: in the first section of the sub-path, controlling the locomotive to stop and wait before running to the turnout;

step 1.5.3: the locomotive operation route control system issues a turnout switching instruction, the turnout enters a second section of sub-path after being switched, and the operation route control system controls the locomotive to continue executing the non-executed traveling instruction;

step 1.5.4: during the running of the locomotive, the locomotive running access control system continuously opens a running access in front of the locomotive according to the position of the locomotive;

step 1.5.5: when a turnout is encountered, the locomotive running route control system judges whether the turnout running direction is correct according to the turnout running direction and the calculated running route, if the turnout running direction does not meet the requirement of the running route, step 1.5.6 is executed, and if the turnout running direction meets the requirement of the running route, step 1.5.7 is executed;

step 1.5.6: the locomotive operation route control system remotely issues an action command of turnout conversion, the turnout conversion is carried out, the correct route direction is opened, and the locomotive continuously operates according to route information issued by the locomotive operation route control system until the target position is reached;

step 1.5.7: and calculating the target of the locomotive antenna according to the driving direction and the distance between the front end and the antenna, and completing the route driving when a parking signal is received at the planned parking section.

After the locomotive operation instruction is sent to the locomotive operation route control system, the operation starting point and the operation ending point of the locomotive are analyzed from the locomotive operation instruction, all route and turnout position information which are required to pass by the locomotive when the locomotive operates from the starting point to the ending point are calculated according to the operation rule, the operation principle, the route trend and the turnout position of molten iron transportation, and are marked in the locomotive operation route control system to be used as a reserved long route of the locomotive during the operation, but only a short route section which is 2 times of the length of the locomotive in front is actually opened to be used as the length of the locomotive in practical use.

In the decomposition state, after the locomotive receives a coupling instruction of a locomotive running route control system, the position of the coupled torpedo car, the serial number and the state of a coupler of the locomotive for coupling execution and the serial number and the state of the coupler of the coupled locomotive are calculated.

And if the position of the linked hot metal mixer calculated by the locomotive running route control system is different from the actual position of the linked hot metal mixer, the locomotive running route control system sends out an error alarm.

If the position of the coupled torpedo hot metal mixer calculated by the locomotive running route control system is consistent with the actual position of the coupled torpedo hot metal mixer, and the states of the car coupler of the locomotive and the coupled torpedo hot metal mixer are accurate, the locomotive can execute coupling operation according to a coupling instruction issued by the running route control system until the car coupler of the locomotive and the car coupler of the coupled torpedo hot metal mixer complete coupling.

In the step of executing the unhooking instruction issued in the linked state, after the unhooking instruction is started, the locomotive running route control system judges whether the unhooking is finished after the alignment or the direct unhooking; if the locomotive is unhooked after the alignment is finished, the locomotive operation access control system can execute the unhooking action after receiving the signal of the completion of the alignment; if the uncoupling is directly carried out, the locomotive running route control system judges the positions of two car couplers needing uncoupling and the car coupler numbers, the locomotive running route control system issues uncoupling instructions to the corresponding car couplers, and the car coupler uncoupling system executes uncoupling actions.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention can plan the routes of a plurality of locomotives simultaneously by uniformly controlling the routes of the locomotives through the computer, and controls the flows of the routes, the transfer lines, the hooks, the unhooking and the like, adopts the mode of opening short routes and reserving long routes, takes a section 2 times the length of the locomotive in front of the locomotive as a short route opening section, and other sections can be opened to other locomotives, thereby effectively improving the operating efficiency of the locomotive.

2. The invention monitors and identifies basic information such as locomotives, iron mixing cars, turnouts, section occupation, station signals and the like through the locomotive operation route control system, is used for executing operation instructions such as traveling, coupling, unhooking and the like, iterates open section information in real time according to the position of the locomotive, ensures the operation safety of the locomotive and avoids collision and friction accidents.

Drawings

FIG. 1 is a flow chart of a method for controlling the opening of a short circuit of a locomotive in accordance with locomotive operational instructions in accordance with the present invention;

FIG. 2 is a system diagram of a locomotive short-circuit open control method based on locomotive operating commands in accordance with the present invention;

FIG. 3 is a flow chart illustrating the execution of locomotive driving commands in the locomotive short-circuit open control method based on locomotive operation commands according to the present invention;

FIG. 4 is a diagram illustrating a comparison of short and long access openings in the locomotive short access opening control method based on locomotive operating commands in accordance with the present invention;

FIG. 5 is a flow chart of locomotive diversion in the locomotive short-circuit open control method based on locomotive operation commands according to the present invention;

FIG. 6 is a flow chart illustrating the execution of a locomotive hitching command in the locomotive short-circuit open control method based on locomotive operation commands according to the present invention;

FIG. 7 is a flow chart illustrating the locomotive decoupling command execution in the locomotive short access open control method based on locomotive operation commands according to the present invention;

FIG. 8 is a locomotive initial state diagram of an embodiment 1 of a locomotive short-circuit open control method of the present invention based on locomotive operating commands;

FIG. 9 is a schematic diagram of locomotive switch transitions of embodiment 1 of the locomotive short access opening control method of the present invention based on locomotive operating commands.

Detailed Description

The invention is further described with reference to the following figures and specific examples.

Referring to fig. 1 and 2, a method for controlling the opening of a short access of a locomotive based on a locomotive operation command includes receiving a locomotive operation command by a locomotive operation access control system, where the locomotive operation command includes a locomotive start point, an operation content, a locomotive end point, and the like.

The locomotive running route control system monitors and identifies basic information such as locomotives, mixed iron cars, turnouts, zone occupation, station signals and the like, and is used for executing operation instructions such as driving, coupling, decoupling and the like. After the locomotive operation route control system receives a locomotive operation instruction, the locomotive and the torpedo car are judged to be in a disassembly state or a coupling state according to the locomotive and torpedo car position information and the coupling state of the locomotive and the torpedo car coupler collected by the control system. The locomotive operation route control system divides the locomotive operation instruction into a driving instruction, a coupling instruction and a decoupling instruction according to the judgment result of the system.

i) When the judgment result of the locomotive running route control system on the locomotive receiving operation instruction is in a continuous hanging state and the terminal position of the locomotive is not the current position, the locomotive running route control system gives a driving instruction to the locomotive, opens a line section in front of the locomotive by short-circuiting, and iteratively opens section labels.

Please refer to fig. 3, step 1.1: the locomotive operation route control system acquires the starting point position and the end point position of the locomotive from the locomotive operation instruction.

Step 1.2: calculating the front running route of the locomotive according to the shortest path algorithm and by combining with the railway running rule; the forward travel route includes a route section (a railway line is divided into sections with different lengths according to the principle of maximizing the operation efficiency) and a turnout number, wherein the route section is required to be passed by the locomotive.

Step 1.3: the short-circuit section in front of the open locomotive is used for running the locomotive, and the length of the short-circuit section in front of the open locomotive is more than 2 times of the length of the locomotive. Preferably, the length of the short access section is 2 times the length of the vehicle.

Step 1.4: according to the real-time position of the locomotive, the locomotive running route control system issues the information of the front route open section to the locomotive in real time.

Step 1.5, after the locomotive receives a driving instruction, the locomotive automatically operates according to the route information (the target position of the locomotive operation) issued by the locomotive operation route control system, please refer to the attached figure 4, in the process, the locomotive operation route control system continuously short-circuits the route section S in front of the open locomotive, but the route of the tail end section is not opened to the locomotive, so that the locomotive can be used by other locomotives, and the passing efficiency of the route can be improved compared with the long route open section L.

In the locomotive route process, the locomotive operation route control system judges whether the locomotive needs to change the route according to the starting point and the end point information in the locomotive operation instruction, if so, the step 1.5.1 is executed, and if not, the step 1.5.4 is executed.

Referring to fig. 5, the locomotive is switched from west 1 line to 2 lines, step 1.5.1: and splitting the front running route of the locomotive into two sub-paths.

Step 1.5.2: in the first section of the sub-path, the locomotive is controlled to stop and wait before running to the turnout.

Step 1.5.3: the locomotive operation route control system issues a turnout switching instruction, the turnout enters a second section of sub-path after being switched, and the operation route control system controls the locomotive to continue executing the non-executed traveling instruction.

Step 1.5.4: during the running of the locomotive, the locomotive running access control system can continuously open a running access (the length is more than 2 times of the length of the locomotive) in front of the locomotive according to the position of the locomotive.

Step 1.5.5: when a turnout is encountered, the locomotive operation route control system judges whether the turnout opening direction is correct according to the turnout opening direction and the calculated operation route, if the turnout opening direction does not meet the requirement of the operation route, the step 1.5.6 is executed, and if the turnout opening direction meets the requirement of the operation route, the step 1.5.7 is executed.

Step 1.5.6: the locomotive running route control system issues the action command of turnout conversion remotely, the turnout conversion is carried out, the correct route direction is opened, and the locomotive runs continuously according to the route information issued by the locomotive running route control system until the target position is reached.

Step 1.5.7: and calculating the target of the locomotive antenna according to the driving direction and the distance between the front end and the antenna, and completing the route driving when a parking signal is received at the planned parking section.

After receiving a locomotive operation instruction, the locomotive operation route control system analyzes the starting point and the end point of the locomotive operation from the locomotive operation instruction, calculates the position information of all lines, turnouts and the like which are required to pass by the locomotive when the locomotive operates from the starting point to the end point according to the conditions of the molten iron transportation operation rule, the operation principle, the line trend, the turnout position and the like, marks the position information in the locomotive operation route control system as a reserved long route of the locomotive during the current operation, and actually opens only a short route section which is 2 times of the length of the locomotive in front as the length of the locomotive in practical use.

ii) the judgment result of the locomotive running route control system on the locomotive receiving operation instruction is in a decomposition state, and when the locomotive operation instruction has a linkage action, the locomotive running route control system gives a linkage instruction to the locomotive.

Referring to fig. 6, after the locomotive receives the coupling command, the position of the coupled torpedo car, the serial number and state of the coupler of the locomotive performing coupling, and the serial number and state of the coupler of the coupled locomotive are calculated.

And if the position of the linked hot metal mixer calculated by the locomotive running route control system is different from the actual position of the linked hot metal mixer, the locomotive running route control system sends out an error alarm to remind a worker to check the error reason.

If the position of the coupled torpedo hot metal mixer calculated by the locomotive running route control system is consistent with the actual position of the coupled torpedo hot metal mixer, and the states of the locomotive and the coupler of the coupled torpedo hot metal mixer are accurate, the locomotive can execute coupling operation at a speed lower than 2km/h according to a coupling instruction issued by the running route control system until the coupler of the locomotive and the coupler of the coupled torpedo hot metal mixer complete coupling.

And iii) when the judgment result of the locomotive operation access control system is in a connected state, the terminal position contained in the locomotive instruction is consistent with the current position, and the locomotive operation instruction has unhooking information, the locomotive operation access control system gives a unhooking instruction to the locomotive.

Referring to fig. 7, after the unhooking command is started, the locomotive operation route control system judges whether the unhooking is completed after the alignment or the direct unhooking; if the locomotive is unhooked after the alignment is finished, the locomotive operation route control system can execute the unhooking action after waiting for the signal of the completion of the alignment; if the uncoupling is directly carried out, the locomotive running route control system judges the positions of two car couplers needing uncoupling and the car coupler numbers, the locomotive running route control system issues uncoupling instructions to the corresponding car couplers, and the car coupler uncoupling system executes uncoupling actions.