CN116562739A - Liquid chemical engineering wharf operation flow planning and dynamic monitoring system - Google Patents
Liquid chemical engineering wharf operation flow planning and dynamic monitoring system Download PDFInfo
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- CN116562739A CN116562739A CN202310847913.6A CN202310847913A CN116562739A CN 116562739 A CN116562739 A CN 116562739A CN 202310847913 A CN202310847913 A CN 202310847913A CN 116562739 A CN116562739 A CN 116562739A
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- 239000007788 liquid Substances 0.000 title claims abstract description 498
- 238000012544 monitoring process Methods 0.000 title claims abstract description 223
- 238000003889 chemical engineering Methods 0.000 title claims abstract description 203
- 238000013439 planning Methods 0.000 title claims abstract description 17
- 239000000126 substance Substances 0.000 claims abstract description 214
- 238000011156 evaluation Methods 0.000 claims abstract description 52
- 230000002159 abnormal effect Effects 0.000 claims abstract description 29
- 238000007781 pre-processing Methods 0.000 claims abstract description 18
- 238000004458 analytical method Methods 0.000 claims abstract description 12
- 230000010365 information processing Effects 0.000 claims abstract description 11
- 238000004891 communication Methods 0.000 claims abstract description 10
- 230000002269 spontaneous effect Effects 0.000 claims description 65
- 239000000567 combustion gas Substances 0.000 claims description 62
- 238000000034 method Methods 0.000 claims description 27
- 239000007789 gas Substances 0.000 claims description 16
- 238000004364 calculation method Methods 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000007726 management method Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012384 transportation and delivery Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/08—Logistics, e.g. warehousing, loading or distribution; Inventory or stock management
- G06Q10/083—Shipping
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/21—Design, administration or maintenance of databases
- G06F16/215—Improving data quality; Data cleansing, e.g. de-duplication, removing invalid entries or correcting typographical errors
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/08—Logistics, e.g. warehousing, loading or distribution; Inventory or stock management
- G06Q10/083—Shipping
- G06Q10/0832—Special goods or special handling procedures, e.g. handling of hazardous or fragile goods
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Abstract
The invention discloses a liquid chemical engineering wharf operation flow planning and dynamic monitoring system, which particularly relates to the field of dynamic monitoring and comprises a liquid chemical engineering wharf area dividing module, a liquid chemical engineering wharf object communication module, a liquid chemical engineering wharf information acquisition module, a liquid chemical engineering wharf information preprocessing module, a liquid chemical engineering wharf information processing module, a liquid chemical engineering wharf information monitoring and alarming module, a liquid chemical engineering wharf information analysis module, a liquid chemical engineering wharf information evaluation module and a liquid chemical engineering wharf information storage cloud platform module. The state parameter values of all monitoring subareas of the target liquid chemical wharf operation area are acquired through the sensor, the data are processed and analyzed to obtain three groups of indexes, abnormal alarms are carried out in real time, the liquid chemical wharf safety monitoring evaluation coefficients are further analyzed and obtained, corresponding processing is carried out after comparison and analysis, supervision on wharf liquid chemical operation content is achieved, and reasonable decisions are timely made.
Description
Technical Field
The invention relates to the technical field of dynamic monitoring, in particular to a liquid chemical engineering wharf operation flow planning and dynamic monitoring system.
Background
The chemical wharf is used for operations such as loading and unloading of different dangerous chemicals, pipeline cleaning and the like, and because processes are inconsistent and technological requirements in each operation step are different, strict standard operation processes are required to be formulated, dynamic monitoring and early warning are realized on parameters such as temperature, pressure, flow and leakage gas concentration in the operation process according to different parameter requirements of each operation step, so that comprehensive monitoring and management of dangerous chemical loading and unloading operation and oil delivery pipelines are realized, safe operation is ensured, a safe working environment is provided for operators, and unnecessary loss caused by enterprises is avoided.
However, when the system is actually used, the system still has some defects, such as the existing wharf operation monitoring system compiles an operation flow according to an operation process file and distributes the operation flow to an operation responsible person for manual management and control, and the problems of low working efficiency, high error rate and low safety can be caused by the mode, and the safety risk can not be quickly and timely identified, so that reasonable decisions can not be timely made, and enterprises and personnel are threatened by safety;
the traditional wharf operation flow is in a semi-intelligent system and cannot be uniformly required, but under the background of extremely high safety requirements due to the particularity of a chemical wharf, the process requirements and specifications of loading and unloading operations must be strictly controlled, the difference of operation supervision personnel can also cause the difference of operation steps of the same operation implementation, the uniform control of the integrity and the process specifications of the loading and unloading operations of the chemical wharf cannot be realized, the requirements of parameters such as temperature, pressure, flow and leakage gas concentration and the like on different process specifications of different loading and unloading operations cannot be reasonably monitored, and the abnormal region is subjected to targeted early warning.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a liquid chemical dock operation flow planning and dynamic monitoring system for solving the problems set forth in the above-mentioned background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
liquid chemical engineering wharf region dividing module: the method is used for dividing the target liquid chemical engineering wharf operation area into monitoring subareas according to an equal area division mode, and marking the monitoring subareas of the target liquid chemical engineering wharf operation area as 1 and 2 … … n in sequence.
Liquid chemical engineering wharf thing communication module: the system is used for connecting and installing a pressure sensor, a temperature sensor, a flowmeter and an spontaneous combustion gas concentration meter on site of a liquid chemical wharf through the Internet of things.
The information acquisition module of the liquid chemical wharf: the system is used for collecting state parameter values of all monitoring subareas of the target liquid chemical engineering wharf operation area through the sensor.
The liquid chemical engineering wharf information acquisition module comprises a liquid chemical engineering wharf pressure acquisition unit, a liquid chemical engineering wharf liquid flow acquisition unit and a liquid chemical engineering wharf spontaneous combustion gas acquisition unit.
The information preprocessing module for the liquid chemical wharf: the system is used for receiving the state parameter values transmitted by the information acquisition module of the liquid chemical engineering wharf, eliminating abnormal values in the data, and calculating the weight of each state parameter value through a weighted average method.
Liquid chemical engineering wharf information processing module: the liquid chemical wharf pressure safety index is calculated by the starting operation pressure, the ending operation pressure, the starting operation liquid temperature and the ending operation liquid temperature of each monitoring subarea of the target liquid chemical wharf operation area, the starting operation liquid flow, the ending operation liquid flow, the starting operation time and the ending operation time of each monitoring subarea of the target liquid chemical wharf operation area, the liquid chemical wharf liquid flow safety index is calculated by the starting operation liquid flow, the ending operation liquid flow, the starting operation time and the ending operation time of each monitoring subarea of the target liquid chemical wharf operation area, and the liquid chemical wharf spontaneous combustion gas safety index is calculated by the spontaneous combustion gas concentration and the operation area temperature of each monitoring subarea of the target liquid chemical wharf operation area.
The information monitoring and alarming module for the liquid chemical wharf: the system is used for extracting the liquid chemical wharf pressure safety index, the liquid chemical wharf flow safety index and the liquid chemical wharf spontaneous combustion gas safety index of each monitoring subarea of the target liquid chemical wharf operation area, respectively analyzing corresponding variation fluctuation, carrying out dynamic monitoring and sending early warning information to a terminal.
The liquid chemical engineering wharf information monitoring and alarming module comprises a liquid chemical engineering wharf pressure monitoring unit, a liquid chemical engineering wharf liquid flow monitoring unit and a liquid chemical engineering wharf spontaneous combustion gas monitoring unit.
The information analysis module of the liquid chemical wharf: the system is used for receiving the data information transmitted by the liquid chemical engineering wharf information processing module, and calculating to obtain a liquid chemical engineering wharf safety monitoring evaluation coefficient through the liquid chemical engineering wharf pressure safety index, the liquid chemical engineering wharf liquid flow safety index and the liquid chemical engineering wharf spontaneous combustion gas safety index.
The liquid chemical engineering wharf information evaluation module: the system is used for acquiring the safety monitoring evaluation coefficients of the liquid chemical wharf in each monitoring subarea of the target liquid chemical wharf operation area, comparing the safety monitoring evaluation coefficients with the preset safety monitoring evaluation coefficients of the liquid chemical wharf, if the safety monitoring evaluation coefficients of the liquid chemical wharf are smaller than the preset safety monitoring evaluation coefficients of the liquid chemical wharf, indicating that the working state of the liquid chemical wharf operation area is abnormal, displaying the serial numbers of each monitoring subarea with abnormal work, otherwise, indicating that each monitoring subarea of the target liquid chemical wharf operation area temporarily has no abnormal risk.
Liquid chemical industry pier information storage cloud platform module: the system is used for setting management authority and storing the safety monitoring evaluation coefficients and the fluctuation indexes of the liquid chemical engineering wharf in each monitoring subarea of the target liquid chemical engineering wharf operation area.
The specific division mode of the liquid chemical wharf area division module is as follows:
the method comprises the steps of determining a target liquid chemical engineering wharf operation area as a target area, dividing the target area into monitoring subareas according to an equal area dividing mode, dividing the area into at least two parts, and marking the monitoring subareas of the target liquid chemical engineering wharf operation area as 1 and 2 … … n in sequence.
The liquid chemical wharf object communication module specifically comprises:
and installing a pressure sensor, a temperature sensor, a flowmeter and an spontaneous combustion gas concentration meter on site in each monitoring subarea of the target liquid chemical wharf operation area, and connecting the pressure sensor, the temperature sensor, the flowmeter and the spontaneous combustion gas concentration meter with an Internet of things system of the liquid chemical wharf.
The specific acquisition mode of the liquid chemical engineering wharf information acquisition module is as follows:
the liquid chemical engineering wharf pressure acquisition unit comprises: the method is used for collecting the starting operation pressure and the ending operation pressure of each monitoring subarea of the target liquid chemical engineering wharf operation area through the pressure sensor, and is respectively marked as、Where i=1, 2 … … n, i denotes the i-th monitoring subregion number.
Collecting a target liquid chemical wharf through a temperature sensorThe starting operation liquid temperature and the ending operation liquid temperature of each monitoring subarea of the industry area are respectively marked as、Where i=1, 2 … … n, i denotes the i-th monitoring subregion number.
Liquid chemical engineering wharf liquid flow acquisition unit: the method is used for collecting the starting operation liquid flow and the ending operation liquid flow of each monitoring subarea of the target liquid chemical engineering wharf operation area through the flowmeter, and is respectively marked as、Collecting the starting operation time and the ending operation time, which are respectively marked as、Where i=1, 2 … … n, i denotes the i-th monitoring subregion number.
The liquid chemical wharf spontaneous combustion gas acquisition unit comprises: the method is used for collecting the spontaneous combustion gas concentration and the operation area temperature of each monitoring subarea of the operation area of the target liquid chemical engineering wharf through a spontaneous combustion gas concentration instrument and a temperature sensor, and is respectively marked as、Where i=1, 2 … … n, i denotes the i-th monitoring subregion number.
The liquid chemical engineering wharf information preprocessing module specifically comprises:
substituting state parameter values acquired by all monitoring subareas of target liquid chemical engineering wharf operation areas into a weighted average formula K=Wherein k is a weight coefficient, and the calculation formula of k is=*100%。
The calculation formula of the pressure safety index of the liquid chemical wharf is as follows:
whereinExpressed as a liquid chemical terminal pressure safety index,represented by a natural constant which is a function of the natural constant,indicated as the start-up operating pressure,indicated as the end-of-line pressure,indicated as the starting operation liquid temperature,indicated as the end-of-working fluid temperature,、expressed as the liquid chemical jetty pressure, other influencing factors of the liquid chemical jetty liquid temperature, respectively.
The calculation formula of the liquid flow safety index of the liquid chemical wharf is as follows:
whereinExpressed as a liquid chemical jetty liquid flow safety index,expressed as a natural constant, la expressed as a start-operation liquid flow rate, le expressed as an end-operation liquid flow rate, lk expressed as a start-operation time, lj expressed as an end-operation time,、expressed as other influencing factors of the liquid flow rate and the working time, respectively.
The calculation formula of the spontaneous combustion gas safety index of the liquid chemical wharf is as follows:
whereinExpressed as the safety index of spontaneous combustion gas of the liquid chemical wharf,the concentration of the pyrophoric gas represented as the ith monitored sub-region,indicated as a preset concentration of the pyrophoric gas,the operating zone temperature denoted as the ith monitored sub-zone,indicated as the preset operating zone temperature,、expressed as the concentration of the pyrophoric gas, and other influencing factors of the operating region temperature, respectively.
The information monitoring and alarming module for the liquid chemical wharf specifically comprises the following components:
the liquid chemical engineering wharf pressure monitoring unit: the liquid chemical wharf pressure safety variation fluctuation index formula is used for extracting the liquid chemical wharf pressure safety indexes of all monitoring subareas of the target liquid chemical wharf operation area to obtain a liquid chemical wharf pressure safety variation fluctuation index formula of all monitoring subareas of the target liquid chemical wharf operation area:=if a certain monitoring subarea of the target liquid chemical engineering wharf operation areaIndicating that the pressure of the monitoring subarea in the target liquid chemical engineering wharf operation area is in an abnormal state, counting the area number and notifying wharf security personnel to detect the pressure and the temperature.
Liquid chemical industry pier liquid flow monitoring unit: the liquid chemical engineering wharf liquid flow safety variation fluctuation index formula is used for extracting the liquid chemical engineering wharf liquid flow safety indexes of all monitoring subareas of the target liquid chemical engineering wharf operation area to obtain the liquid chemical engineering wharf liquid flow safety variation fluctuation index formula of all monitoring subareas of the target liquid chemical engineering wharf operation area:=if a certain monitoring subarea of the target liquid chemical engineering wharf operation areaIndicating that the liquid flow of the monitoring subarea of the target liquid chemical engineering wharf operation area is in an abnormal state, and immediately notifying an operation manager to checkIn-situ liquid flow conditions.
The liquid chemical wharf spontaneous combustion gas monitoring unit comprises: the liquid chemical wharf spontaneous combustion gas safety index extraction method is used for extracting the liquid chemical wharf spontaneous combustion gas safety indexes of all monitoring subareas of the target liquid chemical wharf operation area to obtain a liquid chemical wharf spontaneous combustion gas safety index formula of all monitoring subareas of the target liquid chemical wharf operation area:=if a certain monitoring subarea of the target liquid chemical engineering wharf operation areaIndicating that the monitoring subarea of the target liquid chemical engineering wharf working area has spontaneous combustion risk, and immediately informing a working manager to check the on-site gas concentration and temperature.
The calculation formula of the liquid chemical engineering wharf safety monitoring evaluation coefficient is as follows:
whereinExpressed as a liquid chemical engineering wharf safety monitoring evaluation coefficient,expressed as a liquid chemical terminal pressure safety index,expressed as a liquid chemical jetty liquid flow safety index,expressed as the liquid chemical dock spontaneous combustion gas safety index.
The method comprises the following steps:
。
the concrete evaluation mode of the liquid chemical engineering wharf information evaluation module is as follows:
acquiring a liquid chemical engineering wharf safety monitoring evaluation coefficient of each monitoring subarea of a target liquid chemical engineering wharf operation area, and presetting the liquid chemical engineering wharf safety monitoring evaluation coefficientFor comparison, ifIndicating that the working state of the working area of the liquid chemical engineering wharf is abnormal, displaying the serial numbers of all monitoring subareas with abnormal working, informing a safety operator of the liquid chemical engineering wharf to monitor, otherwise, indicating that all monitoring subareas of the working area of the target liquid chemical engineering wharf have no abnormal risk temporarily.
The invention has the technical effects and advantages that:
1. the invention provides a liquid chemical wharf operation flow planning and dynamic monitoring system, which is characterized in that a pressure sensor, a temperature sensor, a flowmeter and an spontaneous combustion gas concentration meter which are arranged on a liquid chemical wharf site are connected through an Internet of things, the sensor acquires state parameter values of all monitoring subareas of a target liquid chemical wharf operation area, the data are processed and analyzed to obtain a liquid chemical wharf pressure safety index, a liquid chemical wharf liquid flow safety index and a liquid chemical wharf spontaneous combustion gas safety index, the liquid chemical wharf safety monitoring evaluation coefficients are further analyzed and obtained, corresponding processing is carried out after comparison and analysis, the supervision of wharf liquid chemical operation content is realized, and reasonable decisions are timely made;
2. according to the invention, the liquid chemical wharf pressure safety change fluctuation index, the liquid chemical wharf liquid flow safety change fluctuation index and the liquid chemical wharf spontaneous combustion gas safety change fluctuation index of each monitoring subarea of the target liquid chemical wharf operation area are obtained through analysis, so that the liquid level, the temperature, the pressure, the flow and the leakage gas concentration parameters can be monitored in real time, and early warning information is sent in real time, so that the safe operation is ensured.
Drawings
Fig. 1 is a schematic diagram of a system module connection according to the present invention.
Fig. 2 is a schematic diagram of a liquid chemical dock information acquisition module according to the present invention.
Fig. 3 is a schematic diagram of the information monitoring and alarming module of the liquid chemical wharf.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the invention provides a liquid chemical engineering wharf operation flow planning and dynamic monitoring system, which comprises a liquid chemical engineering wharf area dividing module, a liquid chemical engineering wharf object communication module, a liquid chemical engineering wharf information acquisition module, a liquid chemical engineering wharf information preprocessing module, a liquid chemical engineering wharf information processing module, a liquid chemical engineering wharf information monitoring and alarming module, a liquid chemical engineering wharf information analysis module, a liquid chemical engineering wharf information evaluation module and a liquid chemical engineering wharf information storage cloud platform module.
The liquid chemical engineering wharf area dividing module is connected with the liquid chemical engineering wharf object communication module and the liquid chemical engineering wharf information acquisition module, the liquid chemical engineering wharf information acquisition module is connected with the liquid chemical engineering wharf information preprocessing module, the liquid chemical engineering wharf information preprocessing module is connected with the liquid chemical engineering wharf information processing module, the liquid chemical engineering wharf information processing module is connected with the liquid chemical engineering wharf information monitoring and alarming module and the liquid chemical engineering wharf information analysis module, the liquid chemical engineering wharf information analysis module is connected with the liquid chemical engineering wharf information evaluation module, the liquid chemical engineering wharf information evaluation module is connected with the liquid chemical engineering wharf information storage cloud platform module, and the liquid chemical engineering wharf information monitoring and alarming module is connected with the liquid chemical engineering wharf information storage cloud platform module.
The liquid chemical engineering wharf region dividing module is used for dividing a target liquid chemical engineering wharf operation region into monitoring subareas according to an equal-area dividing mode, and sequentially marking the monitoring subareas of the target liquid chemical engineering wharf operation region as 1 and 2 … … n.
In one possible design, the specific division mode of the liquid chemical wharf area division module is as follows:
the method comprises the steps of determining a target liquid chemical engineering wharf operation area as a target area, dividing the target area into monitoring subareas according to an equal area dividing mode, dividing the area into at least two parts, and marking the monitoring subareas of the target liquid chemical engineering wharf operation area as 1 and 2 … … n in sequence.
The liquid chemical wharf thing communication module is used for connecting and installing a pressure sensor, a temperature sensor, a flowmeter and an spontaneous combustion gas concentration instrument on the liquid chemical wharf site through the Internet of things.
In one possible design, the liquid chemical dock communication module is specifically:
and installing a pressure sensor, a temperature sensor, a flowmeter and an spontaneous combustion gas concentration meter on site in each monitoring subarea of the target liquid chemical wharf operation area, connecting the monitoring subareas with an Internet of things system of the liquid chemical wharf, forwarding the monitoring subareas through OPC communication, and storing data to an information storage cloud platform module of the liquid chemical wharf.
The liquid chemical engineering wharf information acquisition module is used for acquiring state parameter values of all monitoring subareas of a target liquid chemical engineering wharf operation area through a sensor and transmitting the state parameter values to the liquid chemical engineering wharf information preprocessing module.
Referring to fig. 2, the information acquisition module of the liquid chemical engineering wharf includes a pressure acquisition unit of the liquid chemical engineering wharf, a liquid flow acquisition unit of the liquid chemical engineering wharf, and an spontaneous combustion gas acquisition unit of the liquid chemical engineering wharf.
In one possible design, the specific collection mode of the liquid chemical engineering wharf information collection module is as follows:
liquid chemical engineering wharf pressure miningCollection unit: the method is used for collecting the starting operation pressure and the ending operation pressure of each monitoring subarea of the target liquid chemical engineering wharf operation area through the pressure sensor, and is respectively marked as、Where i=1, 2 … … n, i denotes the i-th monitoring sub-area number and transmits the state parameter value to the petrochemical industry terminal information preprocessing module.
Collecting the starting operation liquid temperature and the ending operation liquid temperature of each monitoring subarea of the target liquid chemical engineering wharf operation area through a temperature sensor, and respectively marking as、Where i=1, 2 … … n, i denotes the i-th monitoring sub-area number and transmits the state parameter value to the petrochemical industry terminal information preprocessing module.
Liquid chemical engineering wharf liquid flow acquisition unit: the method is used for collecting the starting operation liquid flow and the ending operation liquid flow of each monitoring subarea of the target liquid chemical engineering wharf operation area through the flowmeter, and is respectively marked as、Collecting the starting operation time and the ending operation time, which are respectively marked as、Where i=1, 2 … … n, i denotes the i-th monitoring sub-area number and transmits the state parameter value to the petrochemical industry terminal information preprocessing module.
The liquid chemical wharf spontaneous combustion gas acquisition unit comprises: the method is used for collecting the spontaneous combustion gas concentration and the operation area temperature of each monitoring subarea of the operation area of the target liquid chemical engineering wharf through a spontaneous combustion gas concentration instrument and a temperature sensor, and is respectively marked as、Where i=1, 2 … … n, i denotes the i-th monitoring sub-area number and transmits the state parameter value to the petrochemical industry terminal information preprocessing module.
The liquid chemical engineering wharf information preprocessing module is used for receiving the state parameter values transmitted by the liquid chemical engineering wharf information acquisition module, eliminating abnormal values in the data, calculating the weight of each state parameter value through a weighted average method, and transmitting the data to the liquid chemical engineering wharf information processing module.
In one possible design, the liquid chemical industry dock information preprocessing module specifically includes:
substituting state parameter values acquired by all monitoring subareas of target liquid chemical engineering wharf operation areas into a weighted average formula K=Wherein k is a weight coefficient, and the calculation formula of k is=*100%。
The liquid chemical wharf information processing module is used for receiving data information transmitted by the liquid chemical wharf information preprocessing module, calculating to obtain a liquid chemical wharf pressure safety index through the starting operation pressure, the ending operation pressure, the starting operation liquid temperature and the ending operation liquid temperature of each monitoring subarea of the target liquid chemical wharf operation area, calculating to obtain a liquid chemical wharf liquid flow safety index through the starting operation liquid flow, the ending operation liquid flow, the starting operation time and the ending operation time of each monitoring subarea of the target liquid chemical wharf operation area, calculating to obtain a liquid chemical wharf spontaneous combustion gas safety index through the spontaneous combustion gas concentration and the operation area temperature of each monitoring subarea of the target liquid chemical wharf operation area, and transmitting data to the liquid chemical wharf information analysis module and the liquid chemical wharf information monitoring alarm module.
In one possible design, the calculation formula of the hydraulic engineering dock pressure safety index is:
whereinExpressed as a liquid chemical terminal pressure safety index,represented by a natural constant which is a function of the natural constant,indicated as the start-up operating pressure,indicated as the end-of-line pressure,indicated as the starting operation liquid temperature,indicated as the end-of-working fluid temperature,、expressed as the liquid chemical jetty pressure, other influencing factors of the liquid chemical jetty liquid temperature, respectively.
The calculation formula of the liquid flow safety index of the liquid chemical wharf is as follows:
whereinExpressed as a liquid chemical jetty liquid flow safety index,expressed as a natural constant, la expressed as a start-operation liquid flow rate, le expressed as an end-operation liquid flow rate, lk expressed as a start-operation time, lj expressed as an end-operation time,、expressed as other influencing factors of the liquid flow rate and the working time, respectively.
The calculation formula of the spontaneous combustion gas safety index of the liquid chemical wharf is as follows:
whereinExpressed as the safety index of spontaneous combustion gas of the liquid chemical wharf,the concentration of the pyrophoric gas represented as the ith monitored sub-region,indicated as a preset concentration of the pyrophoric gas,the operating zone temperature denoted as the ith monitored sub-zone,indicated as the preset operating zone temperature,、expressed as the concentration of the pyrophoric gas, and other influencing factors of the operating region temperature, respectively.
The liquid chemical engineering wharf information monitoring and alarming module is used for extracting the liquid chemical engineering wharf pressure safety index, the liquid chemical engineering wharf liquid flow safety index and the liquid chemical engineering wharf spontaneous combustion gas safety index of each monitoring subarea of the target liquid chemical engineering wharf operation area, respectively analyzing corresponding change fluctuation, dynamically monitoring and sending early warning information to the terminal.
Referring to fig. 3, the information monitoring and alarming module for the liquid chemical industry wharf includes a liquid chemical industry wharf pressure monitoring unit, a liquid chemical industry wharf liquid flow monitoring unit, and a liquid chemical industry wharf spontaneous combustion gas monitoring unit.
In one possible design, the liquid chemical engineering wharf information monitoring and alarming module specifically comprises:
the liquid chemical engineering wharf pressure monitoring unit: the liquid chemical wharf pressure safety variation fluctuation index formula is used for extracting the liquid chemical wharf pressure safety indexes of all monitoring subareas of the target liquid chemical wharf operation area to obtain a liquid chemical wharf pressure safety variation fluctuation index formula of all monitoring subareas of the target liquid chemical wharf operation area:=if a certain monitoring subarea of the target liquid chemical engineering wharf operation areaIndicating that the pressure of the monitoring subarea in the target liquid chemical engineering wharf operation area is in an abnormal state, counting the area number and notifying wharf security personnel to detect the pressure and the temperature.
Liquid chemical industry pier liquid flow monitoring unit: a liquid chemical industry wharf liquid flow safety index for extracting each monitoring subarea of target liquid chemical industry wharf operation area to obtain target liquidLiquid chemical wharf liquid flow safety change fluctuation index formula of each monitoring subarea of chemical wharf operation area:=if a certain monitoring subarea of the target liquid chemical engineering wharf operation areaIndicating that the liquid flow of the monitoring subarea of the target liquid chemical engineering wharf operation area is in an abnormal state, and immediately informing an operation manager to check the on-site liquid flow condition.
The liquid chemical wharf spontaneous combustion gas monitoring unit comprises: the liquid chemical wharf spontaneous combustion gas safety index extraction method is used for extracting the liquid chemical wharf spontaneous combustion gas safety indexes of all monitoring subareas of the target liquid chemical wharf operation area to obtain a liquid chemical wharf spontaneous combustion gas safety index formula of all monitoring subareas of the target liquid chemical wharf operation area:=if a certain monitoring subarea of the target liquid chemical engineering wharf operation areaIndicating that the monitoring subarea of the target liquid chemical engineering wharf working area has spontaneous combustion risk, and immediately informing a working manager to check the on-site gas concentration and temperature.
The liquid chemical engineering wharf information analysis module is used for receiving the data information transmitted by the liquid chemical engineering wharf information processing module, calculating to obtain a liquid chemical engineering wharf safety monitoring evaluation coefficient through the liquid chemical engineering wharf pressure safety index, the liquid chemical engineering wharf liquid flow safety index and the liquid chemical engineering wharf spontaneous combustion gas safety index, and transmitting the data to the liquid chemical engineering wharf information evaluation module.
In one possible design, the calculation formula of the liquid chemical engineering wharf safety monitoring evaluation coefficient is as follows:
whereinExpressed as a liquid chemical engineering wharf safety monitoring evaluation coefficient,expressed as a liquid chemical terminal pressure safety index,expressed as a liquid chemical jetty liquid flow safety index,expressed as the liquid chemical dock spontaneous combustion gas safety index.
The method comprises the following steps:
。
the liquid chemical engineering wharf information evaluation module is used for acquiring liquid chemical engineering wharf safety monitoring evaluation coefficients of all monitoring subareas of a target liquid chemical engineering wharf operation area, comparing the liquid chemical engineering wharf safety monitoring evaluation coefficients with preset liquid chemical engineering wharf safety monitoring evaluation coefficients, if the liquid chemical engineering wharf safety monitoring evaluation coefficients are smaller than the preset liquid chemical engineering wharf safety monitoring evaluation coefficients, indicating that the working state of the liquid chemical engineering wharf operation area is abnormal, displaying the serial numbers of all monitoring subareas with abnormal work, otherwise, indicating that all monitoring subareas of the target liquid chemical engineering wharf operation area have no abnormal risk temporarily.
In one possible design, the specific evaluation mode of the liquid chemical engineering wharf information evaluation module is as follows:
acquiring a liquid chemical engineering wharf safety monitoring evaluation coefficient of each monitoring subarea of a target liquid chemical engineering wharf operation area, and presetting the liquid chemical engineering wharf safety monitoring evaluation coefficientFor comparison, ifIndicating that the working state of the working area of the liquid chemical engineering wharf is abnormal, displaying the serial numbers of all monitoring subareas with abnormal working, informing a safety operator of the liquid chemical engineering wharf to monitor, otherwise, indicating that all monitoring subareas of the working area of the target liquid chemical engineering wharf have no abnormal risk temporarily.
The liquid chemical engineering wharf information storage cloud platform module is used for setting management authority and storing liquid chemical engineering wharf safety monitoring evaluation coefficients and fluctuation indexes of all monitoring subareas of a target liquid chemical engineering wharf operation area.
In this embodiment, it needs to be specifically explained that, the present invention provides a liquid chemical wharf operation flow planning and dynamic monitoring system, which is connected to a pressure sensor, a temperature sensor, a flowmeter, and an spontaneous combustion gas concentration meter installed on a liquid chemical wharf site through the internet of things, where the sensor collects state parameter values of each monitoring subarea of a target liquid chemical wharf operation area, processes the data, analyzes the processed data to obtain a liquid chemical wharf pressure safety index, a liquid chemical wharf liquid flow safety index, and a liquid chemical wharf spontaneous combustion gas safety index, and obtains a liquid chemical wharf pressure safety change fluctuation index, a liquid chemical wharf liquid flow safety change fluctuation index, and a liquid chemical wharf spontaneous combustion gas safety change fluctuation index through monitoring alarm analysis, so that real-time monitoring of liquid level, temperature, pressure, flow, and leakage gas concentration parameters can be performed, and early warning information can be sent in real time to ensure safe operation; further analyzing to obtain a safety monitoring evaluation coefficient of the liquid chemical wharf, and carrying out corresponding treatment after comparing and analyzing to realize supervision on the operation content of the liquid chemical of the wharf and timely make reasonable decisions.
Finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. The utility model provides a liquid chemical industry pier work flow planning and dynamic monitoring system which characterized in that includes:
liquid chemical engineering wharf region dividing module: dividing the target liquid chemical engineering wharf operation area into monitoring subareas according to an equal area dividing mode, and marking the monitoring subareas of the target liquid chemical engineering wharf operation area as 1 and 2 … … n in sequence;
liquid chemical engineering wharf thing communication module: the system is used for connecting a pressure sensor, a temperature sensor, a flowmeter and an spontaneous combustion gas concentration meter which are arranged on the site of a liquid chemical wharf through the Internet of things;
the information acquisition module of the liquid chemical wharf: the system comprises a sensor, a control unit and a control unit, wherein the sensor is used for acquiring state parameter values of all monitoring subareas of a target liquid chemical wharf operation area;
the liquid chemical wharf information acquisition module comprises a liquid chemical wharf pressure acquisition unit, a liquid chemical wharf liquid flow acquisition unit and a liquid chemical wharf spontaneous combustion gas acquisition unit;
the information preprocessing module for the liquid chemical wharf: is used for receiving the state parameter values transmitted by the information acquisition module of the liquid chemical engineering wharf, eliminating abnormal values in the data, and calculating the weight of each state parameter value by a weighted average method;
liquid chemical engineering wharf information processing module: the liquid chemical wharf information preprocessing module is used for receiving data information transmitted by the liquid chemical wharf information preprocessing module, calculating to obtain a liquid chemical wharf pressure safety index according to the starting operation pressure, the ending operation pressure, the starting operation liquid temperature and the ending operation liquid temperature of each monitoring subarea of the target liquid chemical wharf operation area, calculating to obtain a liquid chemical wharf liquid flow safety index according to the starting operation liquid flow, the ending operation liquid flow, the starting operation time and the ending operation time of each monitoring subarea of the target liquid chemical wharf operation area, and calculating to obtain a liquid chemical wharf spontaneous combustion gas safety index according to the spontaneous combustion gas concentration and the operation area temperature of each monitoring subarea of the target liquid chemical wharf operation area;
the information monitoring and alarming module for the liquid chemical wharf: the system is used for extracting the liquid chemical wharf pressure safety index, the liquid chemical wharf flow safety index and the liquid chemical wharf spontaneous combustion gas safety index of each monitoring subarea of the target liquid chemical wharf operation area, respectively analyzing corresponding variation fluctuation, dynamically monitoring and sending early warning information to a terminal;
the liquid chemical wharf information monitoring and alarming module comprises a liquid chemical wharf pressure monitoring unit, a liquid chemical wharf liquid flow monitoring unit and a liquid chemical wharf spontaneous combustion gas monitoring unit;
the information analysis module of the liquid chemical wharf: the liquid chemical engineering wharf safety monitoring and evaluating system is used for receiving data information transmitted by the liquid chemical engineering wharf information processing module and calculating to obtain a liquid chemical engineering wharf safety monitoring and evaluating coefficient through a liquid chemical engineering wharf pressure safety index, a liquid chemical engineering wharf liquid flow safety index and a liquid chemical engineering wharf spontaneous combustion gas safety index;
the liquid chemical engineering wharf information evaluation module: the system comprises a liquid chemical wharf safety monitoring evaluation coefficient, a liquid chemical wharf safety monitoring evaluation coefficient and a liquid chemical wharf safety monitoring evaluation coefficient, wherein the liquid chemical wharf safety monitoring evaluation coefficient is used for acquiring each monitoring subarea of a target liquid chemical wharf operation area, comparing the liquid chemical wharf safety monitoring evaluation coefficient with the preset liquid chemical wharf safety monitoring evaluation coefficient, if the liquid chemical wharf safety monitoring evaluation coefficient is smaller than the preset liquid chemical wharf safety monitoring evaluation coefficient, indicating that the working state of the liquid chemical wharf operation area is abnormal, displaying the serial numbers of each monitoring subarea with abnormal working, otherwise, indicating that each monitoring subarea of the target liquid chemical wharf operation area temporarily has no abnormal risk;
liquid chemical industry pier information storage cloud platform module: the system is used for setting management authority and storing the safety monitoring evaluation coefficients and the fluctuation indexes of the liquid chemical engineering wharf in each monitoring subarea of the target liquid chemical engineering wharf operation area.
2. The liquid chemical terminal workflow planning and dynamic monitoring system of claim 1, wherein: the specific division mode of the liquid chemical wharf area division module is as follows:
the method comprises the steps of determining a target liquid chemical engineering wharf operation area as a target area, dividing the target area into monitoring subareas according to an equal area dividing mode, dividing the area into at least two parts, and marking the monitoring subareas of the target liquid chemical engineering wharf operation area as 1 and 2 … … n in sequence.
3. The liquid chemical terminal workflow planning and dynamic monitoring system of claim 1, wherein: the liquid chemical wharf object communication module specifically comprises:
and installing a pressure sensor, a temperature sensor, a flowmeter and an spontaneous combustion gas concentration meter on site in each monitoring subarea of the target liquid chemical wharf operation area, and connecting the pressure sensor, the temperature sensor, the flowmeter and the spontaneous combustion gas concentration meter with an Internet of things system of the liquid chemical wharf.
4. The liquid chemical terminal workflow planning and dynamic monitoring system of claim 1, wherein: the specific acquisition mode of the liquid chemical engineering wharf information acquisition module is as follows:
the liquid chemical engineering wharf pressure acquisition unit comprises: the method is used for collecting the starting operation pressure and the ending operation pressure of each monitoring subarea of the target liquid chemical engineering wharf operation area through the pressure sensor, and is respectively marked as、/>Where i=1, 2 … … n, i is denoted as the i-th monitoring subregion number;
collecting the starting operation liquid temperature and the ending operation liquid temperature of each monitoring subarea of the target liquid chemical engineering wharf operation area through a temperature sensor, and respectively marking as、/>Where i=1, 2 … … n, i is denoted as the i-th monitoring subregion number;
liquid chemical engineering wharf liquid flow acquisition unit: by usingCollecting the beginning operation liquid flow and the ending operation liquid flow of each monitoring subarea of the target liquid chemical engineering wharf operation area through the flowmeter, and marking the beginning operation liquid flow and the ending operation liquid flow as respectively、/>And collecting the start operation time and the end operation time, which are marked as +.>、/>Where i=1, 2 … … n, i is denoted as the i-th monitoring subregion number;
the liquid chemical wharf spontaneous combustion gas acquisition unit comprises: the method is used for collecting the spontaneous combustion gas concentration and the operation area temperature of each monitoring subarea of the operation area of the target liquid chemical engineering wharf through a spontaneous combustion gas concentration instrument and a temperature sensor, and is respectively marked as、Where i=1, 2 … … n, i denotes the i-th monitoring subregion number.
5. The liquid chemical terminal workflow planning and dynamic monitoring system of claim 1, wherein: the liquid chemical engineering wharf information preprocessing module specifically comprises:
substituting state parameter values acquired by all monitoring subareas of target liquid chemical engineering wharf operation areas into a weighted average formula K=Wherein k is a weight coefficient, and the calculation formula of k is +.>=/>*100%。
6. The liquid chemical terminal workflow planning and dynamic monitoring system of claim 1, wherein: the calculation formula of the pressure safety index of the liquid chemical wharf is as follows:
wherein->Expressed as a liquid chemical dock pressure safety index +.>Expressed as natural constant>Expressed as start-up pressure +.>Expressed as end of working pressure +.>Expressed as start-up fluid temperature,/->Expressed as end-of-working fluid temperature,/-)>、/>Other influencing factors respectively expressed as the liquid chemical wharf pressure and the liquid chemical wharf liquid temperature;
the calculation formula of the liquid flow safety index of the liquid chemical wharf is as follows:
wherein->Expressed as a liquid chemical dock liquid flow safety index, < + >>Expressed as a natural constant, la expressed as a start-operation liquid flow rate, le expressed as an end-operation liquid flow rate, lk expressed as a start-operation time, lj expressed as and end-operation time,/-, and +>、/>Other influencing factors respectively expressed as liquid flow and working time;
the calculation formula of the spontaneous combustion gas safety index of the liquid chemical wharf is as follows:
wherein->Expressed as the safety index of spontaneous combustion gas of the liquid chemical wharf, < + >>The concentration of the autoignition gas, denoted as the ith monitoring zone,/, of>Expressed as a preset pyrophoric gas concentration, +.>Operating zone temperature, denoted as i-th monitoring zone,/->Expressed as preset operating zone temperature, +.>、/>Expressed as the concentration of the pyrophoric gas, and other influencing factors of the operating region temperature, respectively.
7. The liquid chemical terminal workflow planning and dynamic monitoring system of claim 1, wherein: the information monitoring and alarming module for the liquid chemical wharf specifically comprises the following components:
the liquid chemical engineering wharf pressure monitoring unit: the liquid chemical wharf pressure safety variation fluctuation index formula is used for extracting the liquid chemical wharf pressure safety indexes of all monitoring subareas of the target liquid chemical wharf operation area to obtain a liquid chemical wharf pressure safety variation fluctuation index formula of all monitoring subareas of the target liquid chemical wharf operation area:=/>if the target liquid chemical engineering wharf operation area is a monitoring subarea +.>Indicating that the pressure of the monitoring subarea in the target liquid chemical engineering wharf operation area is in an abnormal state, counting area numbers and notifying wharf security personnel to detect the pressure and the temperature;
liquid chemical industry pier liquid flow monitoring unit: the liquid chemical engineering wharf operation method comprises the steps of extracting liquid chemical engineering wharf liquid flow safety indexes of all monitoring subareas of a target liquid chemical engineering wharf operation area to obtain target liquid chemical engineering wharf operationLiquid chemical wharf liquid flow safety change fluctuation index formula of each monitoring subarea of the area:=/>if the target liquid chemical engineering wharf operation area is a monitoring subarea +.>Indicating that the liquid flow of the monitoring subarea of the target liquid chemical engineering wharf operation area is in an abnormal state, and immediately informing an operation manager to check the on-site liquid flow condition;
the liquid chemical wharf spontaneous combustion gas monitoring unit comprises: the liquid chemical wharf spontaneous combustion gas safety index extraction method is used for extracting the liquid chemical wharf spontaneous combustion gas safety indexes of all monitoring subareas of the target liquid chemical wharf operation area to obtain a liquid chemical wharf spontaneous combustion gas safety index formula of all monitoring subareas of the target liquid chemical wharf operation area:=/>if the target liquid chemical engineering wharf operation area is a monitoring subarea +.>Indicating that the monitoring subarea of the target liquid chemical engineering wharf working area has spontaneous combustion risk, and immediately informing a working manager to check the on-site gas concentration and temperature.
8. The liquid chemical terminal workflow planning and dynamic monitoring system of claim 1, wherein: the calculation formula of the liquid chemical engineering wharf safety monitoring evaluation coefficient is as follows:
wherein->Expressed as a liquid chemical engineering terminal safety monitoring evaluation coefficient, < + >>Expressed as a liquid chemical dock pressure safety index +.>Expressed as a liquid chemical dock liquid flow safety index, < + >>Expressed as the liquid chemical dock spontaneous combustion gas safety index;
the method comprises the following steps:
。
9. the liquid chemical terminal workflow planning and dynamic monitoring system of claim 1, wherein: the concrete evaluation mode of the liquid chemical engineering wharf information evaluation module is as follows:
acquiring a liquid chemical engineering wharf safety monitoring evaluation coefficient of each monitoring subarea of a target liquid chemical engineering wharf operation area, and presetting the liquid chemical engineering wharf safety monitoring evaluation coefficientFor comparison, if->Indicating that the working state of the working area of the liquid chemical engineering wharf is abnormal, displaying the serial numbers of all monitoring subareas with abnormal working, informing a safety operator of the liquid chemical engineering wharf to monitor, otherwise, indicating that all monitoring subareas of the working area of the target liquid chemical engineering wharf have no abnormal risk temporarily.
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