CN116797209B - Intelligent operation and maintenance management planning method, system and storage medium for air compressor unit - Google Patents
Intelligent operation and maintenance management planning method, system and storage medium for air compressor unit Download PDFInfo
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Abstract
The invention discloses an intelligent operation and maintenance management planning method, a system and a storage medium for an air compressor unit, which relate to the technical field of operation air compressor management and comprise the following steps: determining a currently available operation air compressor in an operation air compressor unit; calculating the optimal output gas quantity of the running air compressor; judging whether the sum of the optimal output gas volumes of all running air compressor units is larger than the current total required gas consumption; planning the output gas quantity of each operation air compressor in the operation air compressor unit; outputting a control signal to a corresponding operation air compressor; monitoring the output gas quantity of the running air compressor in real time; and judging whether the operation of the operation air compressor is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressor. The invention has the advantages that: the closed-loop management mode of the operation planning-control-monitoring operation air compressor set is realized, the operation air compressor set can be effectively ensured to maintain the optimal operation state, and further, the efficient and stable operation of industrial production activities is ensured.
Description
Technical Field
The invention relates to the technical field of operation air compressor management, in particular to an intelligent operation and maintenance management planning method, system and storage medium for an air compressor set.
Background
The air compressor is a main body in an air source device, which is a device for converting mechanical energy of a prime motor into air pressure energy, is an air pressure generating device of compressed air, and is air power supply equipment most commonly used in industry. Generally, the operation air compressor is divided into a screw type operation air compressor and a piston type operation air compressor.
The method is characterized in that the actual output capacity of the operation air compressor is directly related to the environment of the operation air compressor, if the ambient atmospheric pressure is reduced, the compression ratio is correspondingly reduced, the capacity of compressed gas delivery is reduced, the operation power of a power device of the operation air compressor in a high-temperature environment and a high-humidity environment is reduced, the capacity of compressed gas delivery is reduced, in the actual industrial application process, the single operation air compressor is difficult to meet the gas demand for industrial production, a plurality of operation air compressor devices are required to form an operation air compressor unit, the operation air compressor is designed for industrial production through an industrial pipeline to supply gas, in the actual operation air compressor unit of enterprises, different types of operation air compressors are often present, the coping capacities of the operation air compressors for environmental factors are different, how to comprehensively and intelligently plan the output capacity of the operation air compressor based on the operation air compressor of the different types in the operation air compressor unit in the actual operation environment set of the operation air compressor unit is realized, and the monitoring of the operation air compressor is realized, so that the technical problem to be solved in the operation air compressor unit operation and maintenance field is guaranteed.
Disclosure of Invention
In order to solve the technical problems, the technical scheme provides an intelligent operation and maintenance management planning method, system and storage medium for an air compressor unit, wherein the technical scheme is used for comprehensively and intelligently planning the output gas quantity of the operation air compressors of different types in the operation air compressor unit based on the actual operation environment set of the operation air compressor unit, monitoring the operation air compressors and realizing closed-loop intelligent management of the operation air compressors.
In order to achieve the above purpose, the invention adopts the following technical scheme:
an intelligent operation and maintenance management planning method for an air compressor unit comprises the following steps:
determining a currently available operation air compressor in the operation air compressor unit, and marking the operation air compressor as an operation air compressor;
acquiring operation environment state data of all operation air compressors through an environment sensor, and calculating the optimal output gas quantity of each operation air compressor by combining parameters of the operation air compressors to acquire an optimal output gas quantity array of an operation air compressor unit;
acquiring current total required air consumption, judging whether the sum of the optimal output air consumption of all the running air compressor units is larger than the current total required air consumption, if not, judging that the running air compressor units cannot meet the air consumption requirement, and outputting an insufficient air consumption warning signal to an operation and maintenance management terminal, if so, judging that the running air compressor units can meet the air consumption requirement;
the method comprises the steps of planning output gas quantity of each operation air compressor in an operation air compressor set, namely setting an output gas quantity array, for the operation air compressor set which is judged to meet the gas demand;
outputting a control signal to a corresponding operation air compressor based on the set output air quantity of the operation air compressor;
monitoring the output gas quantity of the running air compressor in real time to obtain the real-time output gas quantity;
judging whether the operation of the operation air compressor is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressor, if so, not outputting, and if not, outputting an operation alarm signal of the operation air compressor.
Preferably, the acquiring, by the environmental sensor, the operating environment status data of all the operating air compressors, and calculating, by combining parameters of the operating air compressors, an optimal output gas amount of each operating air compressor specifically includes:
based on historical operation experience of the operation air compressor, acquiring a plurality of environmental influence factors influencing the operation output capacity of the operation air compressor;
acquiring design parameters of an operation air compressor, and establishing a multi-element linear equation of the output air quantity of the operation air compressor and environmental influence factors based on the design parameters of the operation air compressor and a plurality of influence factors influencing the operation output air quantity of the operation air compressor;
and inputting the running environment state data of the running air compressor into a multi-element linear equation of the output air quantity of the running air compressor and the environment influence factors, and calculating the optimal output air quantity of the running air compressor.
Preferably, the acquiring, based on the historical operation experience of the operation air compressor, a plurality of environmental influence factors influencing the operation output capacity of the operation air compressor specifically includes:
based on the historical operation data, establishing a one-to-one correspondence between the output gas quantity of the historical operation air compressor and the historical environment data;
based on a one-to-one correspondence between the output gas quantity of the historical operation air compressor and the historical environmental data, calculating a correlation coefficient between the output gas quantity of the operation air compressor and environmental factors through a correlation calculation formula;
screening out environmental factors with correlation coefficients between the air output of the operation air compressor and the air output of the operation air compressor being larger than a preset threshold value, and recording the environmental factors as environmental influence factors;
the correlation calculation formula is as follows:in (1) the->For running the correlation coefficient between the output air volume of the air compressor and the ith environmental factor, +.>Standard deviation of historical environmental data for the ith environmental factor, +.>Standard deviation of output gas quantity of historically operated air compressor, < >>For the total number of historical operating data->The jth environmental data value for the ith environmental factor,>and outputting the air quantity for the history operation air compressor corresponding to the jth environmental data value.
Preferably, the operating air compressor output capacity-environment influence factor multiple linear equation is:in (1) the->For the optimal output of the operating air compressor, +.>Rated output capacity set for operating the air compressor, < >>For environmental data of a plurality of environmental influence factors influencing the operation output capacity of the operation air compressor, +.>The method comprises the steps of outputting air quantity-environment influence factor multiple linear equation coefficients for the running air compressor;
and the operating air compressor output gas quantity-environment influence factor multi-element linear equation coefficient is obtained by adopting a least square method.
Preferably, the planning operation air compressor unit outputs air volumes of all operation air compressors, and the setting output air volume array specifically includes:
establishing a planning limiting condition of the operation air compressor unit based on the total required air consumption and an optimal output air quantity array of the operation air compressor unit;
establishing a planning rationality evaluation model, wherein the planning rationality evaluation model takes a planning output gas quantity array of an operation air compressor set as input and takes a planning rationality index as output;
under the limiting condition of the planning of the operation air compressor set, generating a plurality of planning output gas quantity arrays of the operation air compressor set;
inputting the planning output gas quantity arrays of the operation air compressor units into a planning rationality evaluation model to obtain planning rationality indexes corresponding to the planning output gas quantity arrays of each operation air compressor unit;
screening out a planning output gas quantity array of the running air compressor set corresponding to the minimum value of the planning rationality index, and recording the planning output gas quantity array as a set output gas quantity array;
the expression of the operation air compressor unit planning limiting condition is as follows:in the expression of the operating air compressor group planning limit condition, < ->For the output of the first operating air compressor, < ->To operate the air compressorTotal number (S)/(S)>Air consumption for total demand->The optimal output capacity of the air compressor is the first operation;
the expression of the planning rationality evaluation model is as follows:in (1) the->Is a rationality index for planning.
Preferably, the judging whether the operation of the operation air compressor is normal based on the set output air quantity and the real-time output air quantity of the operation air compressor specifically comprises:
obtaining the allowable error standard of the design of the running air compressor, and recording as；
Determining an output gas standard range of the operation air compressor based on a set output gas of the operation air compressor and an allowable error standard of the operation air compressor, wherein the output gas standard range of the operation air compressor is as follows；
And judging whether the real-time output air quantity is within the output air quantity standard range of the operation air compressor, if so, judging that the operation air compressor is normal, and if not, judging that the operation air compressor is abnormal.
Further, an intelligent operation and maintenance management planning system for an air compressor unit is provided, which is used for implementing the intelligent operation and maintenance management planning method for the air compressor unit, and the intelligent operation and maintenance management planning system comprises the following steps:
the operation air compressor planning module is used for determining currently available operation air compressors in the operation air compressor unit, acquiring operation environment state data of all operation air compressors through an environment sensor, calculating the optimal output air quantity of each operation air compressor by combining the parameters of the operation air compressors, acquiring an optimal output air quantity array of the operation air compressor unit, acquiring the current total required air quantity, and judging whether the sum of the optimal output air quantities of all operation air compressor units is larger than the current total required air quantity and planning the output air quantity of each operation air compressor in the operation air compressor unit;
the operation air compressor management module is electrically connected with the operation air compressor planning module, and is used for outputting control signals to corresponding operation air compressors based on the set output air quantity of the operation air compressors, monitoring the output air quantity of the operation air compressors in real time, obtaining the real-time output air quantity, and judging whether the operation of the operation air compressors is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressors.
Optionally, the operation air compressor planning module includes:
the operation self-checking unit is used for determining an operation air compressor currently available in the operation air compressor unit and marking the operation air compressor as an operation air compressor;
the optimal calculation unit is used for acquiring the running environment state data of all the running air compressors through the environment sensor, calculating the optimal output gas quantity of each running air compressor by combining the parameters of the running air compressors, and acquiring an optimal output gas quantity array of the running air compressor unit;
the demand judging unit is used for acquiring the current total demand air consumption, judging whether the sum of the optimal output air consumption of all the running air compressor units is larger than the current total demand air consumption, if not, judging that the running air compressor units cannot meet the air consumption demand, outputting an insufficient air consumption warning signal to the operation and maintenance management terminal, and if so, judging that the running air compressor units can meet the air consumption demand;
the planning unit is used for planning the output gas quantity of each operation air compressor in the operation air compressor set for the operation air compressor set which is judged to meet the gas demand, and the output gas quantity is recorded as a set output gas quantity array.
Optionally, the operation air compressor management module includes:
the control unit is used for outputting a control signal to the corresponding operation air compressor based on the set output air quantity of the operation air compressor;
the monitoring unit is used for monitoring the output gas quantity of the running air compressor in real time to obtain the real-time output gas quantity;
the operation judging unit is used for judging whether the operation of the operation air compressor is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressor, if yes, the operation is not performed, and if not, the operation warning signal of the operation air compressor is output.
Still further, a computer readable storage medium is provided, on which a computer readable program is stored, the computer readable program executing the intelligent operation and maintenance management planning method for an air compressor set as described above when called.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides an intelligent operation and maintenance management planning scheme of an air compressor unit, which is used for calculating the optimal output of each operation air compressor in the operation air compressor unit based on operation environment data of the operation air compressor unit, planning the output of each operation air compressor in the operation air compressor unit based on the optimal output and the total required air consumption required in industrial production activities, and effectively ensuring that each operation air compressor device in the operation air compressor unit is kept in an optimal operation state, outputting a control signal to a corresponding operation air compressor based on the set output of the operation air compressor unit, outputting the operation air compressor according to the set output and monitoring the output of the operation air compressor, judging whether the operation air compressor is in a normal operation state, further realizing a closed-loop management mode of the operation air compressor unit for operation planning, control and monitoring, and further ensuring the efficient and stable operation of the industrial production activities.
Drawings
Fig. 1 is a flow chart of an intelligent operation and maintenance management planning method for an air compressor set provided by the invention;
FIG. 2 is a flow chart of a method for judging the operation state of an air compressor according to the present invention;
FIG. 3 is a flow chart of a method for obtaining environmental impact factors that affect the operational output of an operational air compressor in accordance with the present invention;
FIG. 4 is a flow chart of a method for planning the output of each operating air compressor in an operating air compressor unit according to the present invention;
FIG. 5 is a flow chart of a method for judging whether the operation of the air compressor is normal or not in the invention;
fig. 6 is a block diagram of an intelligent operation and maintenance management planning system for an air compressor set.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
Referring to fig. 1, an intelligent operation and maintenance management planning method for an air compressor unit includes:
determining a currently available operation air compressor in the operation air compressor unit, and marking the operation air compressor as an operation air compressor;
acquiring operation environment state data of all operation air compressors through an environment sensor, and calculating the optimal output gas quantity of each operation air compressor by combining parameters of the operation air compressors to acquire an optimal output gas quantity array of an operation air compressor unit;
acquiring current total required air consumption, judging whether the sum of the optimal output air consumption of all the running air compressor units is larger than the current total required air consumption, if not, judging that the running air compressor units cannot meet the air consumption requirement, and outputting an insufficient air consumption warning signal to an operation and maintenance management terminal, if so, judging that the running air compressor units can meet the air consumption requirement;
the method comprises the steps of planning output gas quantity of each operation air compressor in an operation air compressor set, namely setting an output gas quantity array, for the operation air compressor set which is judged to meet the gas demand;
outputting a control signal to a corresponding operation air compressor based on the set output air quantity of the operation air compressor;
monitoring the output gas quantity of the running air compressor in real time to obtain the real-time output gas quantity;
judging whether the operation of the operation air compressor is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressor, if so, not outputting, and if not, outputting an operation alarm signal of the operation air compressor.
According to the scheme, the optimal output gas quantity of each operation air compressor in the operation air compressor unit is calculated based on the operation environment data of the operation air compressor unit, the output gas quantity of each operation air compressor in the operation air compressor unit is planned based on the optimal output gas quantity and the total required gas consumption required in industrial production activities, in this way, each operation air compressor device in the operation air compressor unit can be effectively guaranteed to be kept in an optimal operation state, then a control signal is output to the corresponding operation air compressor based on the set output gas quantity of the operation air compressor unit, the operation air compressor is enabled to output according to the set output gas quantity, the operation air compressor is output and monitored, whether the operation air compressor is in a normal operation state is judged, and further the operation air compressor unit closed-loop management mode of operation planning, control and monitoring is achieved.
Referring to fig. 2, acquiring operation environment state data of all operation air compressors through an environment sensor, and calculating an optimal output gas amount of each operation air compressor by combining parameters of the operation air compressors specifically includes:
based on historical operation experience of the operation air compressor, acquiring a plurality of environmental influence factors influencing the operation output capacity of the operation air compressor;
acquiring design parameters of an operation air compressor, and establishing a multi-element linear equation of the output air quantity of the operation air compressor and environmental influence factors based on the design parameters of the operation air compressor and a plurality of influence factors influencing the operation output air quantity of the operation air compressor;
and inputting the running environment state data of the running air compressor into a multi-element linear equation of the output air quantity of the running air compressor and the environment influence factors, and calculating the optimal output air quantity of the running air compressor.
Referring to fig. 3, based on the historical operation experience of the operation air compressor, the acquisition of several environmental influence factors influencing the operation output capacity of the operation air compressor specifically includes:
based on the historical operation data, establishing a one-to-one correspondence between the output gas quantity of the historical operation air compressor and the historical environment data;
based on a one-to-one correspondence between the output gas quantity of the historical operation air compressor and the historical environmental data, calculating a correlation coefficient between the output gas quantity of the operation air compressor and environmental factors through a correlation calculation formula;
screening out environmental factors with correlation coefficients between the air output of the operation air compressor and the air output of the operation air compressor being larger than a preset threshold value, and recording the environmental factors as environmental influence factors;
the correlation calculation formula is:in (1) the->For running the correlation coefficient between the output air volume of the air compressor and the ith environmental factor, +.>Standard deviation of historical environmental data for the ith environmental factor, +.>Standard deviation of output gas quantity of historically operated air compressor, < >>For the total number of historical operating data->The jth environmental data value for the ith environmental factor,>and outputting the air quantity for the history operation air compressor corresponding to the jth environmental data value.
The multi-element linear equation of the output gas quantity of the running air compressor and the environmental influence factors is as follows:in (1) the->For the optimal output of the operating air compressor, +.>Rated output capacity set for operating the air compressor, < >>For environmental data of a plurality of environmental influence factors influencing the operation output capacity of the operation air compressor, +.>The method comprises the steps of outputting air quantity-environment influence factor multiple linear equation coefficients for the running air compressor;
and (3) calculating the output gas quantity of the running air compressor and the environment influence factor multiple linear equation coefficient by using a least square method.
In the scheme, firstly, the correlation coefficient of each environmental data for the output gas quantity of the operation air compressor is calculated, then, the comprehensive analysis is carried out by screening out the environmental factors with large correlation coefficient, a multi-element linear equation of the output gas quantity of the operation air compressor and the environmental influence factors is established, and then, the real-time environmental data is substituted into the multi-element linear equation of the output gas quantity of the operation air compressor and the environmental influence factors to calculate the optimal output gas quantity of the operation air compressor;
it can be understood that the environmental factors influencing the output air quantity of the running air compressors of different types are different, and the influence degree of each environmental factor is also different, so that in the scheme, a multi-element linear equation of the output air quantity-environmental influence factor of the running air compressor corresponding to each running air compressor in the running air compressor unit is established, and the accuracy of the calculated optimal output air quantity is ensured.
Referring to fig. 4, the output gas quantity of each operation air compressor in the planning operation air compressor unit is recorded as a set output gas quantity array specifically including:
establishing a planning limiting condition of the operation air compressor unit based on the total required air consumption and an optimal output air quantity array of the operation air compressor unit;
establishing a planning rationality evaluation model, wherein the planning rationality evaluation model takes a planning output gas quantity array of an operation air compressor unit as input and takes a planning rationality index as output;
under the limiting condition of the planning of the operation air compressor set, generating a plurality of planning output gas quantity arrays of the operation air compressor set;
inputting the planning output gas quantity arrays of the operation air compressor units into a planning rationality evaluation model to obtain planning rationality indexes corresponding to the planning output gas quantity arrays of each operation air compressor unit;
screening out a planning output gas quantity array of the running air compressor set corresponding to the minimum value of the planning rationality index, and recording the planning output gas quantity array as a set output gas quantity array;
the expression of the planning limiting condition of the running air compressor set is as follows:in the expression of the operating air compressor group planning limit condition, < ->For the output of the first operating air compressor, < ->For running the total number of air compressors>Air consumption for total demand->For the first run emptyOptimal output of the press;
the expression of the planning rationality evaluation model is:in (1) the->Is a rationality index for planning.
Based on the total output gas quantity of all the operation air compressors needs to be larger than the total required gas consumption and the output gas quantity of each operation air compressor needs to be smaller than the optimal output gas quantity, establishing operation air compressor set planning limiting conditions;
meanwhile, a planning rationality evaluation model is established based on a vector distance between a planning output gas quantity array of the operation air compressor unit and an optimal output gas quantity array of the operation air compressor unit, and the smaller the vector distance is, the closer the planning output gas quantity array of the operation air compressor unit is to the optimal output gas quantity array of the operation air compressor unit is, and the more optimal the planning output gas quantity array of the operation air compressor unit is;
according to the scheme, the planning output gas quantity array of the operation air compressor set corresponding to the minimum planning rationality index is calculated under the constraint of the planning limiting condition of the operation air compressor set to serve as a setting output gas quantity array, so that the operation air compressor set can be effectively ensured to maintain an optimal operation mode under the condition of meeting the gas consumption requirement of an industrial system;
referring to fig. 5, determining whether the operation of the operation air compressor is normal based on the set output and the real-time output of the operation air compressor specifically includes:
obtaining the allowable error standard of the design of the running air compressor, and recording as；
Based on the set output gas quantity of the operation air compressor and the allowable error standard of the design of the operation air compressor, determining the output gas quantity standard range of the operation air compressor, wherein the output gas quantity standard range of the operation air compressor is as follows；
And judging whether the real-time output air quantity is within the output air quantity standard range of the operation air compressor, if so, judging that the operation air compressor is normal, and if not, judging that the operation air compressor is abnormal.
It can be appreciated that during normal operation of the operating air compressor, there is an allowable error range within which the operating air compressor can be considered to be in a normal operating state.
Further, referring to fig. 6, based on the same inventive concept as the intelligent operation and maintenance management planning method of the air compressor unit, the present disclosure further provides an intelligent operation and maintenance management planning system of the air compressor unit, including:
the operation air compressor planning module is used for determining currently available operation air compressors in the operation air compressor unit, acquiring operation environment state data of all operation air compressors through an environment sensor, calculating the optimal output air quantity of each operation air compressor by combining the parameters of the operation air compressors, acquiring an optimal output air quantity array of the operation air compressor unit, acquiring the current total required air quantity, and judging whether the sum of the optimal output air quantities of all operation air compressor units is larger than the current total required air quantity and planning the output air quantity of each operation air compressor in the operation air compressor unit;
the operation air compressor management module is electrically connected with the operation air compressor planning module and is used for outputting control signals to corresponding operation air compressors based on the set output air quantity of the operation air compressors, monitoring the output air quantity of the operation air compressors in real time, obtaining real-time output air quantity and judging whether the operation of the operation air compressors is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressors.
The operation air compressor planning module comprises:
the operation self-checking unit is used for determining an operation air compressor currently available in the operation air compressor unit and marking the operation air compressor as an operation air compressor;
the optimal calculation unit is used for acquiring the running environment state data of all the running air compressors through the environment sensor, calculating the optimal output gas quantity of each running air compressor by combining the parameters of the running air compressors, and acquiring an optimal output gas quantity array of the running air compressor unit;
the demand judging unit is used for obtaining the current total demand air consumption, judging whether the sum of the optimal output air consumption of all the running air compressor units is larger than the current total demand air consumption, if not, judging that the running air compressor units cannot meet the air consumption demand, outputting an insufficient air consumption warning signal to the operation and maintenance management terminal, and if so, judging that the running air compressor units can meet the air consumption demand;
the planning unit is used for planning the output gas quantity of each operation air compressor in the operation air compressor set for the operation air compressor set which is judged to meet the gas demand, and the output gas quantity is recorded as a set output gas quantity array.
The operation air compressor management module comprises:
the control unit is used for outputting control signals to the corresponding operation air compressors based on the set output air quantity of the operation air compressors;
the monitoring unit is used for monitoring the output gas quantity of the running air compressor in real time to obtain the real-time output gas quantity;
the operation judging unit is used for judging whether the operation of the operation air compressor is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressor, if so, the operation is not carried out, and if not, the operation warning signal of the operation air compressor is outputted.
The intelligent operation and maintenance management planning system for the operation air compressor unit comprises the following using processes:
step one: the operation self-checking unit determines an operation air compressor currently available in the operation air compressor unit and marks the operation air compressor as an operation air compressor;
step two: acquiring operation environment state data of all operation air compressors through an environment sensor, and transmitting the operation environment state data to an optimal calculation unit, wherein the optimal calculation unit calculates the optimal output gas quantity of each operation air compressor by combining parameters of the operation air compressors, and acquires an optimal output gas quantity array of an operation air compressor unit;
step three: the demand judging unit acquires the current total demand air consumption, judges whether the sum of the optimal output air consumption of all the running air compressor units is larger than the current total demand air consumption, if not, judges that the running air compressor units cannot meet the air consumption demand, outputs an insufficient air consumption warning signal to the operation and maintenance management terminal, and if so, judges that the running air compressor units can meet the air consumption demand;
step four: the planning unit is used for planning the output gas quantity of each operation air compressor in the operation air compressor set, which is judged to meet the gas demand, and recording the output gas quantity as a set output gas quantity array;
step five: the control unit outputs a control signal to the corresponding operation air compressor based on the set output air quantity of the operation air compressor;
step six: the monitoring unit monitors the output gas quantity of the running air compressor in real time to obtain the real-time output gas quantity;
step seven: the operation judging unit judges whether the operation of the operation air compressor is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressor, if so, the operation judging unit does not output, and if not, the operation alarming signal of the operation air compressor is output.
Still further, the present invention also provides a computer readable storage medium, on which a computer readable program is stored, and when the computer readable program is called, the intelligent operation and maintenance management planning method for the air compressor set is executed as described above;
it is understood that the computer readable storage medium may be a magnetic medium, e.g., floppy disk, hard disk, tape; optical media such as DVD; or a semiconductor medium such as a solid state disk SolidStateDisk, SSD, etc.
In summary, the invention has the advantages that: the closed-loop management mode of the operation planning-control-monitoring operation air compressor set is realized, the operation air compressor set can be effectively ensured to maintain the optimal operation state, and further, the efficient and stable operation of industrial production activities is ensured.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An intelligent operation and maintenance management planning method for an air compressor unit is characterized by comprising the following steps of:
determining a currently available operation air compressor in the operation air compressor unit, and marking the operation air compressor as an operation air compressor;
acquiring operation environment state data of all operation air compressors through an environment sensor, and calculating the optimal output gas quantity of each operation air compressor by combining parameters of the operation air compressors to acquire an optimal output gas quantity array of an operation air compressor unit;
acquiring current total required air consumption, judging whether the sum of the optimal output air consumption of all the running air compressor units is larger than the current total required air consumption, if not, judging that the running air compressor units cannot meet the air consumption requirement, and outputting an insufficient air consumption warning signal to an operation and maintenance management terminal, if so, judging that the running air compressor units can meet the air consumption requirement;
the method comprises the steps of planning output gas quantity of each operation air compressor in an operation air compressor set, namely setting an output gas quantity array, for the operation air compressor set which is judged to meet the gas demand;
outputting a control signal to a corresponding operation air compressor based on the set output air quantity of the operation air compressor;
monitoring the output gas quantity of the running air compressor in real time to obtain the real-time output gas quantity;
judging whether the operation of the operation air compressor is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressor, if so, not outputting, and if not, outputting an operation alarm signal of the operation air compressor;
the method for calculating the optimal output gas quantity of each operation air compressor by combining the parameters of the operation air compressors specifically comprises the following steps:
based on historical operation experience of the operation air compressor, acquiring a plurality of environmental influence factors influencing the operation output capacity of the operation air compressor;
acquiring design parameters of an operation air compressor, and establishing a multi-element linear equation of the output air quantity of the operation air compressor and environmental influence factors based on the design parameters of the operation air compressor and a plurality of influence factors influencing the operation output air quantity of the operation air compressor;
inputting the operating environment state data of the operating air compressor into an output air quantity-environment influence factor multi-element linear equation of the operating air compressor, and calculating the optimal output air quantity of the operating air compressor;
based on the historical operation experience of the operation air compressor, the acquisition of a plurality of environmental influence factors influencing the operation output capacity of the operation air compressor specifically comprises the following steps:
based on the historical operation data, establishing a one-to-one correspondence between the output gas quantity of the historical operation air compressor and the historical environment data;
based on a one-to-one correspondence between the output gas quantity of the historical operation air compressor and the historical environmental data, calculating a correlation coefficient between the output gas quantity of the operation air compressor and environmental factors through a correlation calculation formula;
screening out environmental factors with correlation coefficients between the air output of the operation air compressor and the air output of the operation air compressor being larger than a preset threshold value, and recording the environmental factors as environmental influence factors;
the correlation calculation formula is as follows:in (1) the->For running the correlation coefficient between the output air volume of the air compressor and the ith environmental factor, +.>Standard deviation of historical environmental data for the ith environmental factor, +.>Standard deviation of output gas quantity of historically operated air compressor, < >>For the total number of historical operating data->The jth environmental data value for the ith environmental factor,>and outputting the air quantity for the history operation air compressor corresponding to the jth environmental data value.
2. The intelligent operation and maintenance management planning method of an air compressor unit according to claim 1, wherein the operational air compressor output capacity-environment influence factor multi-element linear equation is:in (1) the->For the optimal output of the operating air compressor, +.>Rated output capacity set for operating the air compressor, < >>For environmental data of a plurality of environmental influence factors influencing the operation output capacity of the operation air compressor, +.>The method comprises the steps of outputting air quantity-environment influence factor multiple linear equation coefficients for the running air compressor;
and the operating air compressor output gas quantity-environment influence factor multi-element linear equation coefficient is obtained by adopting a least square method.
3. The intelligent operation and maintenance management planning method of an air compressor unit according to claim 2, wherein the planning of the output gas quantity of each operation air compressor in the operation air compressor unit is specifically recorded as a set output gas quantity array comprising:
establishing a planning limiting condition of the operation air compressor unit based on the total required air consumption and an optimal output air quantity array of the operation air compressor unit;
establishing a planning rationality evaluation model, wherein the planning rationality evaluation model takes a planning output gas quantity array of an operation air compressor set as input and takes a planning rationality index as output;
under the limiting condition of the planning of the operation air compressor set, generating a plurality of planning output gas quantity arrays of the operation air compressor set;
inputting the planning output gas quantity arrays of the operation air compressor units into a planning rationality evaluation model to obtain planning rationality indexes corresponding to the planning output gas quantity arrays of each operation air compressor unit;
screening out a planning output gas quantity array of the running air compressor set corresponding to the minimum value of the planning rationality index, and recording the planning output gas quantity array as a set output gas quantity array;
the expression of the operation air compressor unit planning limiting condition is as follows:in the expression of the operating air compressor group planning limit condition, < ->For the output of the first operating air compressor, < ->For running the total number of air compressors>Air consumption for total demand->The optimal output capacity of the air compressor is the first operation;
the expression of the planning rationality evaluation model is as follows:in (1) the->Is a rationality index for planning.
4. The method for intelligent operation and maintenance management planning of an air compressor set according to claim 3, wherein the determining whether the operation of the air compressor is normal based on the set output air quantity and the real-time output air quantity of the air compressor comprises the following steps:
obtaining the allowable error standard of the design of the running air compressor, and recording as；
Determining an output gas standard range of the operation air compressor based on a set output gas of the operation air compressor and an allowable error standard of the operation air compressor, wherein the output gas standard range of the operation air compressor is as follows；
And judging whether the real-time output air quantity is within the output air quantity standard range of the operation air compressor, if so, judging that the operation air compressor is normal, and if not, judging that the operation air compressor is abnormal.
5. An intelligent operation and maintenance management planning system for an air compressor unit, which is characterized by being used for realizing the intelligent operation and maintenance management planning method for the air compressor unit according to any one of claims 1-4, comprising:
the operation air compressor planning module is used for determining currently available operation air compressors in the operation air compressor unit, acquiring operation environment state data of all operation air compressors through an environment sensor, calculating the optimal output air quantity of each operation air compressor by combining the parameters of the operation air compressors, acquiring an optimal output air quantity array of the operation air compressor unit, acquiring the current total required air quantity, and judging whether the sum of the optimal output air quantities of all operation air compressor units is larger than the current total required air quantity and planning the output air quantity of each operation air compressor in the operation air compressor unit;
the operation air compressor management module is electrically connected with the operation air compressor planning module, and is used for outputting control signals to corresponding operation air compressors based on the set output air quantity of the operation air compressors, monitoring the output air quantity of the operation air compressors in real time, obtaining the real-time output air quantity, and judging whether the operation of the operation air compressors is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressors.
6. The intelligent operation and maintenance management planning system of an air compressor unit according to claim 5, wherein the operation air compressor planning module comprises:
the operation self-checking unit is used for determining an operation air compressor currently available in the operation air compressor unit and marking the operation air compressor as an operation air compressor;
the optimal calculation unit is used for acquiring the running environment state data of all the running air compressors through the environment sensor, calculating the optimal output gas quantity of each running air compressor by combining the parameters of the running air compressors, and acquiring an optimal output gas quantity array of the running air compressor unit;
the demand judging unit is used for acquiring the current total demand air consumption, judging whether the sum of the optimal output air consumption of all the running air compressor units is larger than the current total demand air consumption, if not, judging that the running air compressor units cannot meet the air consumption demand, outputting an insufficient air consumption warning signal to the operation and maintenance management terminal, and if so, judging that the running air compressor units can meet the air consumption demand;
the planning unit is used for planning the output gas quantity of each operation air compressor in the operation air compressor set for the operation air compressor set which is judged to meet the gas demand, and the output gas quantity is recorded as a set output gas quantity array.
7. The intelligent operation and maintenance management planning system of an air compressor unit according to claim 6, wherein the operation air compressor management module comprises:
the control unit is used for outputting a control signal to the corresponding operation air compressor based on the set output air quantity of the operation air compressor;
the monitoring unit is used for monitoring the output gas quantity of the running air compressor in real time to obtain the real-time output gas quantity;
the operation judging unit is used for judging whether the operation of the operation air compressor is normal or not based on the set output air quantity and the real-time output air quantity of the operation air compressor, if yes, the operation is not performed, and if not, the operation warning signal of the operation air compressor is output.
8. A computer-readable storage medium having a computer-readable program stored thereon, wherein the computer-readable program when invoked performs the air compressor set intelligent operation and maintenance management planning method according to any one of claims 1 to 4.
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