CN-122022421-A - Sand processing system process flow analysis method, system and terminal

CN122022421ACN 122022421 ACN122022421 ACN 122022421ACN-122022421-A

Abstract

The application relates to the technical field of sand and stone process flow analysis, and particularly discloses a sand and stone processing system process flow analysis method, a system and a terminal, wherein the sand and stone processing system process flow is decomposed into a plurality of independent basic units, a calculation model is built for each basic unit, and initial input quantity, equipment parameters and process quantity of the calculation model are determined; and then, carrying out flow modeling on the sandstone processing flow by using a matrix analysis method based on steady-state analysis, and using a vector iteration method based on dynamic analysis for cross-verifying the accuracy of data to realize quantitative analysis of the flow quantity of each link in a sandstone processing system and a production line and provide data support for guiding process flow optimization and equipment parameter setting.

Inventors

QIN YAGUANG
QI FEIXIANG
LI ZIHENG
XU LIANG
WU BIN
LAN FANG
PAN QI
LU FEI
ZHANG DESHUAI
CHEN HAORAN

Assignees

中国电建集团华东勘测设计研究院有限公司
浙江华东工程建设管理有限公司

Dates

Publication Date: 20260512
Application Date: 20250825

Claims (10)

1. A method for analyzing a process flow of a sand processing system, comprising: Decomposing the technological process of the sand and stone processing system into a plurality of independent basic units; Establishing a calculation model for each basic unit, and determining initial input quantity, equipment parameters and process quantity of the calculation model; Based on the calculation model, performing flow modeling by adopting a matrix analysis method, and obtaining the flow of each node in the basic unit balance state by constructing and solving a linear equation set.
2. The sand processing system process flow analysis method of claim 1, wherein each of the base units is formed by setting different start and end point boxes in the sand processing system process flow and is determined by the box type of screening equipment, the crushing equipment type, the number of all equipment, and the equipment connection order.
3. The method of claim 2, wherein the base unit includes a closed loop configuration, wherein the closed loop configuration indicates multiple cycles of material by providing a return path.
4. A sand processing system process flow analysis method according to claim 2 or claim 3, wherein establishing a calculation model for each of said base units and determining initial inputs, equipment parameters and process quantities of said calculation model comprises: Determining a total number of particle size fractions of the base unit; determining the initial input quantity based on the total number of the particle size classifications, wherein the initial input quantity is the flow quantity of the input material in each stage of particle size interval; Determining the equipment parameters by combining the screening equipment model and the crushing equipment model, wherein the equipment parameters comprise crushing characteristic parameters and screening characteristic parameters; The process quantity is determined based on the user input, the process quantity including a reflux duty cycle.
5. The method according to claim 4, wherein the process modeling by using a matrix analysis method based on the calculation model, the process quantity of each node in the basic unit balance state is obtained by constructing and solving a linear equation set, and the method comprises: constructing a linear equation set according to the topological structure of the basic unit, wherein the core constraint of the linear equation set is related to the equipment parameter and the process quantity; and if the linear equation set can be solved, obtaining the flow quantity of each node in the basic unit balance state by solving the linear equation set.
6. The method according to claim 5, wherein if the system of linear equations is solvable, obtaining the flow of each node in the basic unit balance state by solving the system of linear equations, comprises: The solvability of the linear equation set is determined by the rank of the linear equation set, and the linear equation set is solved through a matrix elimination method.
7. The sand processing system process flow analysis method of claim 4, further comprising: and carrying out flow modeling by adopting a vector iteration method based on the calculation model, and obtaining the flow quantity of each node in the basic unit balance state through iterative calculation.
8. The method for analyzing the process flow of the sand processing system according to claim 7, wherein the process modeling is performed by using a vector iteration method based on the calculation model, and the process flow of each node in the basic unit balance state is obtained by iterative calculation, comprising: constructing a multi-round iteration relation for representing a flow quantity loop relation according to the topological structure of the basic unit, wherein the core constraint of the multi-round iteration relation is related to the equipment parameter and the process quantity; And analyzing the convergence of the geometric series in the multi-round iteration relation, and if the geometric series is converged, obtaining the flow of each node in the basic unit balance state by calculating the multi-round iteration relation.
9. A sand processing system process flow analysis system operating in accordance with the method of any one of claims 1 to 8.
10. A terminal, comprising: a processor coupled with the memory and reading and executing instructions stored in the memory; The instructions, when executed by the processor, cause the processor to perform a sand processing system process flow analysis method.

Description

Sand processing system process flow analysis method, system and terminal Technical Field The application relates to the technical field of sand and stone process flow analysis, in particular to a sand and stone processing system process flow analysis method, a sand and stone processing system process flow analysis system and a sand and stone processing system process flow analysis terminal. Background In the traditional sand processing system and production line, sand processing mainly comprises the technological processes of crushing (coarse crushing, medium crushing and fine crushing), screening, sand making, water washing and the like. In the processing of sand aggregates, operators typically determine the host equipment in each process flow based on market demand and raw material crushing characteristics. For different production line scales, operators select different types of equipment according to past experience to finish corresponding process flow design. The configuration of the process equipment is highly dependent on subjective judgment of operators, systematic data support is lacked in equipment parameter setting, and fine adjustment and control on the sand grain size and yield distribution cannot be achieved. In the actual production process, the problems that the produced sand stone has aggregate diameter exceeding, the yield of finished products does not meet the requirements and the like easily occur. Therefore, a process flow analysis method of a sand processing system is expected to quantitatively analyze the flow quantity of each link in the sand processing system and a production line, and provide data support for guiding process flow optimization and equipment parameter setting. Disclosure of Invention The application aims to solve the technical problem of providing a method, a system and a terminal for analyzing the technological process of a sand and stone processing system, which solve the problem that the configuration of technological equipment in the prior art is highly dependent on subjective judgment of operators, and the equipment parameter setting lacks systematic data support. The technical problems to be solved by the application are realized by adopting the following technical scheme: in a first aspect, the application provides a method for analyzing a process flow of a sand processing system, comprising: Decomposing the technological process of the sand and stone processing system into a plurality of independent basic units; Establishing a calculation model for each basic unit, and determining initial input quantity, equipment parameters and process quantity of the calculation model; based on a calculation model, a matrix analysis method is adopted to carry out flow modeling, and the flow quantity of each node in the basic unit balance state is obtained by constructing and solving a linear equation set. Further, each basic unit is formed by setting different starting points and end points in the process flow of the sand processing system, and is determined by the model number of screening equipment, the model number of crushing equipment, the number of all equipment and the equipment connection sequence selected by the frames. Further, the base unit includes a closed loop configuration, wherein the closed loop configuration indicates multiple cycles of material by providing a return path. Further, building a calculation model for each base unit and determining initial input quantities, device parameters and process quantities of the calculation model, including: Determining the total number of particle size classifications of the basic units; Determining an initial input quantity based on the total number of particle size classification, wherein the initial input quantity is the flow quantity of an input material in each stage of particle size interval; determining equipment parameters by combining the type of the screening equipment and the type of the crushing equipment, wherein the equipment parameters comprise crushing characteristic parameters and screening characteristic parameters; a process quantity is determined based on the user input, the process quantity including a reflux duty cycle. Further, based on the calculation model, performing flow modeling by adopting a matrix analysis method, and obtaining the flow of each node in the basic unit balance state by constructing and solving a linear equation set, wherein the method comprises the following steps: constructing a linear equation set according to the topological structure of the basic unit, wherein the core constraint of the linear equation set is related to the equipment parameters and the process quantity; and if the linear equation set can be solved, obtaining the flow quantity of each node in the basic unit balance state by solving the linear equation set. Further, if the linear equation set is solvable, obtaining the flow of each node in the basic unit balance state by solving the linear equation set i