CN-121684223-B - Construction vehicle optimized dispatching method suitable for underground construction by drilling and blasting method

CN121684223BCN 121684223 BCN121684223 BCN 121684223BCN-121684223-B

Abstract

The application provides a construction vehicle optimized dispatching method suitable for underground construction by a drilling and blasting method, which relates to the technical field of underground construction, and comprises the steps of firstly obtaining engineering basic data, calculating basic dispatching parameters of single blasting, inputting the basic dispatching parameters into a construction dispatching model, solving and outputting a vehicle dispatching instruction set through an optimizing algorithm, monitoring construction and vehicle operation states in real time in construction, triggering a rescheduling mechanism when a dynamic dispatching event is monitored, updating model input parameters, and solving and generating an updated instruction set again to control continuous operation of a construction vehicle.

Inventors

LI PENG
WANG MINGJING
WANG GANG
MENG LINGBO
WU SHICHAO
ZHAO JIALEI
ZHANG JIAN
MIAO WENKANG
SONG JINGYI
WANG CHANG
WANG YU
LV WENLONG
WANG FAN
JIANG JUNWEN
LI PENGFEI
WANG HONGBO
DING QI
QU JIANYU
WANG LIANCHENG

Assignees

中铁隧道集团二处有限公司
中铁隧道局集团有限公司

Dates

Publication Date: 20260505
Application Date: 20260211

Claims (7)

1. The construction vehicle optimizing and scheduling method suitable for underground construction by the drilling and blasting method is characterized by comprising the following steps of: Acquiring engineering basic data, and calculating to obtain basic scheduling parameters of single blasting based on the engineering basic data; inputting the basic scheduling parameters into a construction scheduling model to generate an initial vehicle scheduling instruction set, wherein the construction scheduling model is configured to apply a preset scheduling rule, take the total scheduling period, the scheduling cost and the construction safety as comprehensive optimization targets and solve the problems through an optimization algorithm; controlling a construction vehicle to execute operation according to the initial vehicle dispatching instruction set, and monitoring a construction state and a vehicle running state in real time in a construction process; when a dynamic scheduling event is monitored, triggering a rescheduling mechanism, updating input parameters of the construction scheduling model based on the current construction state and the vehicle running state, and re-solving through the construction scheduling model to generate an updated vehicle scheduling instruction set so as to control the construction vehicle to continuously execute the operation; The engineering basic data at least comprises a tunnel section parameter, a blasting design parameter, a vehicle operation capacity parameter and a working procedure time parameter; engineering basic data are acquired, and basic scheduling parameters of single blasting are calculated based on the engineering basic data, and the method specifically comprises the following steps: Calculating to obtain the blasting rock quantity of single blasting according to the tunnel section parameters and the blasting design parameters; Calculating the number of the required transportation trucks and the time for shoveling the waste rocks according to the blasting rock quantity and the vehicle operation capacity parameters; Calculating to obtain the total time of the fixed working procedure according to the time of shoveling the waste stone and the working procedure time parameter; Inputting the basic scheduling parameters into a construction scheduling model to generate an initial vehicle scheduling instruction set, wherein the construction scheduling model is configured to apply a preset scheduling rule, take the total scheduling period, the scheduling cost and the construction safety as comprehensive optimization targets, and solve the problems through an optimization algorithm, and specifically comprises the following steps: Based on the basic scheduling parameters, the preset scheduling rules are applied to generate vehicle scheduling logic, wherein the preset scheduling rules comprise vehicle procedure matching rules and vehicle path priority rules; And solving the vehicle dispatching logic by an optimization algorithm by taking the total dispatching time limit, the dispatching cost and the construction safety as comprehensive optimization targets, and outputting the initial vehicle dispatching instruction set which is globally optimized.
2. The method for optimizing and dispatching construction vehicles suitable for underground construction by using the drilling and blasting method according to claim 1, wherein the method is characterized in that the method for optimizing and dispatching the construction vehicles is used for generating vehicle dispatching logic by applying the preset dispatching rules based on the basic dispatching parameters, and the preset dispatching rules comprise the following steps before the vehicle procedure matching rules and the vehicle path priority rules: Constructing a roadway space topology network, and numbering intersection points, construction sections, vehicle types and process states in the roadway.
3. The construction vehicle optimized dispatching method suitable for underground construction by using the drilling and blasting method according to claim 2, wherein the vehicle procedure matching rule is realized by a destination function, the input of the destination function is a procedure type number and a construction section number, and the output of the destination function is a vehicle type number which is to be dispatched according to the procedure type.
4. The method for optimizing and scheduling construction vehicles suitable for underground construction by using a drilling and blasting method according to claim 1, wherein the vehicle path priority rule is implemented by a dynamic priority function, the dynamic priority function assigns a priority according to a vehicle load state, and the priority of a load vehicle is higher than that of an empty vehicle.
5. The method for optimizing and dispatching the construction vehicle for underground construction by using the drilling and blasting method according to claim 1, wherein the vehicle dispatching logic is solved by an optimization algorithm by taking the total dispatching time limit, the dispatching cost and the construction safety as comprehensive optimization targets, and the initial vehicle dispatching instruction set which is globally optimized is output, and the method specifically comprises the following steps: Constructing a multi-objective fitness function for comprehensively evaluating any vehicle scheduling scheme, wherein the multi-objective fitness function is a weighted sum based on a total scheduling time function, a scheduling cost function and a safety scoring function; And taking the multi-objective fitness function as an evaluation standard, running the optimization algorithm, performing iterative search and comparison on various vehicle scheduling schemes generated based on the vehicle scheduling logic, and outputting a vehicle scheduling scheme with an optimal fitness value as the initial vehicle scheduling instruction set.
6. The method for optimizing and scheduling construction vehicles for underground construction by using the drilling and blasting method according to claim 5, wherein the optimization algorithm is operated by taking the multi-objective fitness function as an evaluation standard, and iterative search and comparison are performed on a plurality of vehicle scheduling schemes generated based on the vehicle scheduling logic, so that the vehicle scheduling scheme for optimizing the multi-objective fitness function value is output as the initial vehicle scheduling instruction set, and the method specifically comprises the following steps: S1, encoding different vehicle scheduling schemes to generate an initial population containing a plurality of vehicle scheduling schemes; s2, repeatedly executing selection, crossing and mutation operations on the initial population by taking the multi-target fitness function as an evaluation standard to generate a next generation population; s3, repeatedly executing the step S2 until the iteration termination condition is met by taking the generated next generation population as a new initial population each time; And S4, decoding the individuals with the optimal fitness value in the population obtained when the termination condition is met, and outputting the decoded individuals as the initial vehicle scheduling instruction set.
7. The method for optimizing and scheduling construction vehicles for underground construction by using the drilling and blasting method according to claim 1, wherein when a dynamic scheduling event is monitored, triggering a rescheduling mechanism, updating input parameters of the construction scheduling model based on the current construction state and the vehicle running state, and re-solving through the construction scheduling model to generate an updated vehicle scheduling instruction set so as to control the construction vehicles to continue to execute the operation, and specifically comprising the following steps: Comparing the monitored construction state with the running state of the vehicle and a currently executed vehicle dispatching instruction set to judge whether a dynamic dispatching event occurs or not, wherein the dynamic dispatching event comprises the overtime of the stay of the vehicle at a key node, the actual time consumption of a working procedure exceeds a planned threshold value or the reporting of a fault by the vehicle; Based on the current construction state and the vehicle running state, updating the input parameters of the construction scheduling model, wherein the input parameters at least comprise the affected vehicle position, the blocked working procedure state and available equipment resources; Inputting the input parameters into the construction scheduling model, and controlling the optimization algorithm to solve again to generate an updated vehicle scheduling instruction set; And issuing the updated vehicle dispatching instruction set to the corresponding construction vehicle, and controlling the vehicle to continue executing the operation.

Description

Construction vehicle optimized dispatching method suitable for underground construction by drilling and blasting method Technical Field The application relates to the technical field of underground construction, in particular to a construction vehicle optimization scheduling method suitable for underground construction by a drilling and blasting method. Background The drilling and blasting method is a common method for underground tunnel, chamber and mine tunnel construction, and relates to a series of procedures of drilling, charging, blasting, ventilation, slag discharging, supporting and the like. However, in the conventional construction process, the connection between the working procedures is mainly arranged by means of manual experience, and the systematic coordination and dynamic adjustment capability is lacking. Because the underground roadway space is limited, the construction sections are numerous, the vehicle resources are limited, the existing scheduling mode which depends on experience or static planning is difficult to respond to dynamic changes such as path conflict, process delay and the like in real time, the vehicle idle rate is high, the slag discharging time is long, and the overall construction efficiency is low. Disclosure of Invention In view of the foregoing drawbacks or shortcomings in the prior art, it is desirable to provide a construction vehicle optimizing and dispatching method suitable for underground construction by the drill and blast method that solves the foregoing technical problems. The application provides a construction vehicle optimizing and dispatching method suitable for underground construction by a drilling and blasting method, which comprises the following steps: Acquiring engineering basic data, and calculating to obtain basic scheduling parameters of single blasting based on the engineering basic data; inputting the basic scheduling parameters into a construction scheduling model to generate an initial vehicle scheduling instruction set, wherein the construction scheduling model is configured to apply a preset scheduling rule, take the total scheduling period, the scheduling cost and the construction safety as comprehensive optimization targets and solve the problems through an optimization algorithm; controlling a construction vehicle to execute operation according to the initial vehicle dispatching instruction set, and monitoring a construction state and a vehicle running state in real time in a construction process; When a dynamic scheduling event is monitored, triggering a rescheduling mechanism, updating input parameters of the construction scheduling model based on the current construction state and the vehicle running state, and re-solving through the construction scheduling model to generate an updated vehicle scheduling instruction set so as to control the construction vehicle to continuously execute the operation. According to the technical scheme provided by the application, the engineering basic data at least comprises a tunnel section parameter, a blasting design parameter, a vehicle operation capacity parameter and a working procedure time parameter; engineering basic data are acquired, and basic scheduling parameters of single blasting are calculated based on the engineering basic data, and the method specifically comprises the following steps: Calculating to obtain the blasting rock quantity of single blasting according to the tunnel section parameters and the blasting design parameters; Calculating the number of the required transportation trucks and the time for shoveling the waste rocks according to the blasting rock quantity and the vehicle operation capacity parameters; and calculating to obtain the total time of the fixed working procedure according to the time for shoveling the waste stone and the working procedure time parameter. According to the technical scheme provided by the application, the basic scheduling parameters are input into a construction scheduling model to generate an initial vehicle scheduling instruction set, wherein the construction scheduling model is configured to apply a preset scheduling rule, and solve by an optimization algorithm by taking the total scheduling period, the scheduling cost and the construction safety as comprehensive optimization targets, and specifically comprises the following steps: Based on the basic scheduling parameters, the preset scheduling rules are applied to generate vehicle scheduling logic, wherein the preset scheduling rules comprise vehicle procedure matching rules and vehicle path priority rules; And solving the vehicle dispatching logic by an optimization algorithm by taking the total dispatching time limit, the dispatching cost and the construction safety as comprehensive optimization targets, and outputting the initial vehicle dispatching instruction set which is globally optimized. According to the technical scheme provided by the application, the preset scheduling rule is appl