CN103472783A - Monitoring method and system for production in petrochemical industry - Google Patents

Abstract

The invention discloses a monitoring method and system for production in a petrochemical industry to solve the problem that due to the fact that the feasibility of control parameters is not verified in an existing monitoring system, resource allocation can not be optimized. The monitoring method includes the steps of firstly, receiving the control parameters and production parameters; secondly, under the constraint condition that machining devices of the petrochemical machining and storage containers of the petrochemical machining are simulated, the connection relationship between the machining devices is simulated, and the connection relationship between the machining devices and the storage containers is simulated, verifying the feasibility of the control parameters according to the production parameters, if the control parameters are feasible, entering the fourth step, and if not, entering the third step; thirdly, adjusting parameters which restrain the feasibility of the control parameters according to the verification result, and returning to the second step after the control parameters are optimized; fourthly, generating control instructions according to the control parameters; fifthly, controlling the petrochemical machining according to the control instructions.

Description

Method for supervising and the system of for petrochemical industry, producing

Technical field

The present invention relates to the petrochemical technology field, particularly a kind of for petrochemical industry production monitoring method and system.

Background technology

The oil-refining chemical station-service is in the supervisory system of controlling petrochemical industry processing, the generation of steering order is all to carry out according to certain control parameter, to controlling parameter, do not carry out the checking of feasibility or be optimized processing, the production efficiency that will cause petrochemical industry to be processed is low, resource can't be optimized configuration, causes the problems such as production cost is high, wastage of material.

Summary of the invention

(1) technical matters that will solve

The technical problem to be solved in the present invention is: how to provide a kind of for petrochemical industry production monitoring method and system, to be verified and optimize and then reduce production costs, enhance productivity controlling parameter by dispatching simulation in advance.

(2) technical scheme

For addressing the above problem, the method for supervising that the present invention produces for petrochemical industry comprises:

Step S1: receive and control parameter and manufacturing parameter;

Step S2: under the constraint condition of the annexation of processing unit (plant), storage container, processing unit (plant) and the processing unit (plant) of processing in the simulation petrochemical industry and the annexation of processing unit (plant) and storage container, according to described manufacturing parameter, described control parameter is carried out to the checking of feasibility

If the result is feasible, enter step S4;

If the result is infeasible, enter step S3;

Step S3: restrict the parameter of described control parameter feasibility according to described the result adjustment, after the described control parameter that is optimized, return to described step S2;

Step S4: according to the instruction of described control parameter formation control;

Step S5: according to described steering order, control petrochemical industry processing.

Preferably, in described step S2 to described processing unit (plant) the described processing unit (plant) required according to the petrochemical industry work flow sequentially simulate and each described processing unit (plant) all adopted to following formula:

$\left[{\mathrm{\Σ}}_{\mathrm{ii}}\mathrm{VOL}(\mathrm{in},\mathrm{ii})\right]\×\left[\begin{array}{c}\mathrm{VOL}\left(a_1\right)\\ \mathrm{VOL}\left(a_2\right)\\ ...\\ \mathrm{VOL}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{VOL}(\mathrm{out},1)\\ \mathrm{VOL}(\mathrm{out},2)\\ ...\\ \mathrm{VOL}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

$\mathrm{PROP}(\mathrm{in},\mathrm{ii})\×\left[\begin{array}{c}\mathrm{PROP}\left(a_1\right)\\ \mathrm{PROP}\left(a_2\right)\\ ...\\ \mathrm{PROP}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{PROP}(\mathrm{out},1)\\ \mathrm{PROP}(\mathrm{out},2)\\ ...\\ \mathrm{PROP}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

Wherein, VOL means inventory, and VOL (in, ii) means ii thigh inlet amount, ∑ _iivOL (in, ii) means the total feed of processing unit (plant), and VOL (out, k) means k thigh side line amount, VOL(a _k) mean the side line yield of processing unit (plant) k thigh side line;

PROP means the material physical property, and PROP (in, ii) means the physical property of ii thigh charging, and PROP (out, k) means the physical property of k thigh side line, PROP(a _k) mean the transfer coefficient of the physical property of processing unit (plant) k thigh side line;

Wherein, described VOL (in, ii) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL(a _k) and described PROP(a _k) be the manufacturing parameter gathered in step S1.

Preferably, in described step S2, the simulation to each described storage container adopts following formula:

VOL(tank)＝VOL(tank，0)+Σ _ii?VOL(in，ii)-Σ _k?VOL(out，k)(ii≥1，k≥1)

$\mathrm{PROP}\left(\tan k\right)=\frac{\mathrm{VOL}(\tan k,0)\×\mathrm{PROP}(\tan k,0)+{\mathrm{\Σ}}_{\mathrm{ii}}(\mathrm{VOL}(\mathrm{in},\mathrm{ii})\×\mathrm{PROP}(\mathrm{in},\mathrm{ii}))}{\mathrm{VOL}\left(\tan k\right)}(\mathrm{ii}\≥1,k\≥1)$

PROP(out,k)＝PROP(tank)(k≥1)

Wherein, VOL (tank) deposits for calculating the storage container tank, and VOL (tank, 0) deposits for the initial storage container tank, ∑ _iithe general input that VOL (in, ii) is storage container, ∑ _kthe general output that VOL (out, k) is storage container; ∑ _k ⁱⁱthe weighted sum that (VOL (in, ii) * PROP (in, ii)) is each burst of input physical property of this storage container;

PROP (tank) is oil quality characteristic in mixed storage container, and PROP (tank, 0) is oil quality characteristic in the initial storage container;

Wherein, described VOL (in, ii), VOL (out, k) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL (tank, 0) and described PROP (tank, the 0) manufacturing parameter for gathering in step S1.

Preferably, also comprise the step that manufacturing parameter gathers;

Described manufacturing parameter comprises the mobility parameter of the mobile property of reaction mass and the physical parameter of reaction mass character;

Wherein, extract described mobility parameter by producing executive subsystem; Extract described physical parameter by the laboratory information ADMINISTRATION SUBSYSTEM

Described mobility parameter comprises corresponding material pan feeding source, discharging whereabouts and flow in different process equipments.

Preferably, in described step S2, the annexation of processing unit (plant) and processing unit (plant) and the annexation of processing unit (plant) and storage container are all set up according to described mobility parameter.

Preferably, the parameter that restricts described control parameter feasibility according to described the result adjustment in described step S3 is specially:

Judge according to the internal adjustment record whether the internal adjustment number of times reaches threshold value;

No, carry out internal adjustment, the internal adjustment number of times adds 1;

Be, according to the restraining factors of the described control parameter of described the result output constraint feasibility to carry out outside adjustment, described internal adjustment number of times zero clearing simultaneously.

For reaching above-mentioned purpose, the supervisory system that the present invention produces for petrochemical industry, comprise parameter receiver module, feasibility authentication module, control parameter adjustment module, steering order generation module and controller;

Described parameter receiver module, receive and control parameter and manufacturing parameter, and described control parameter and manufacturing parameter are transmitted to the feasibility authentication module;

Described feasibility authentication module; under constraint condition in order to the annexation of the annexation of processing unit (plant), storage container, processing unit (plant) and processing unit (plant) in simulation petrochemical industry processing and processing unit (plant) and storage container; according to described manufacturing parameter, described control parameter is carried out to the checking of feasibility; if the result be feasible by described steering order generation module according to the instruction of described control parameter formation control, and control petrochemical industry processing by described controller according to described steering order;

If the result is the infeasible parameter of its feasibility that restricted according to described the result adjustment by described control parameter adjustment module, optimizes described control parameter, and carry out the checking of feasibility by described feasibility authentication module to controlling parameter.

Further,

Described feasibility authentication module is specifically sequentially simulated in order to the described processing unit (plant) required according to the petrochemical industry work flow to described processing unit (plant) and each described processing unit (plant) is all adopted to following formula:

$\left[{\mathrm{\Σ}}_{\mathrm{ii}}\mathrm{VOL}(\mathrm{in},\mathrm{ii})\right]\×\left[\begin{array}{c}\mathrm{VOL}\left(a_1\right)\\ \mathrm{VOL}\left(a_2\right)\\ ...\\ \mathrm{VOL}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{VOL}(\mathrm{out},1)\\ \mathrm{VOL}(\mathrm{out},2)\\ ...\\ \mathrm{VOL}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

$\mathrm{PROP}(\mathrm{in},\mathrm{ii})\×\left[\begin{array}{c}\mathrm{PROP}\left(a_1\right)\\ \mathrm{PROP}\left(a_2\right)\\ ...\\ \mathrm{PROP}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{PROP}(\mathrm{out},1)\\ \mathrm{PROP}(\mathrm{out},2)\\ ...\\ \mathrm{PROP}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

Wherein, VOL means inventory, and VOL (in, ii) means ii thigh inlet amount, ∑ _iivOL (in, ii) means the total feed of processing unit (plant), and VOL (out, k) means k thigh side line amount, VOL(a _k) mean the side line yield of processing unit (plant) k thigh side line;

PROP means the material physical property, and PROP (in, ii) means the physical property of ii thigh charging, and PROP (out, k) means the physical property of k thigh side line, PROP(a _k) mean the transfer coefficient of the physical property of processing unit (plant) k thigh side line;

Wherein, described VOL (in, ii) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL(a _k) and described PROP(a _k) be the manufacturing parameter gathered in step S1.

Further, described feasibility authentication module also adopts following formula in order to the simulation to described storage container:

VOL(tank)＝VOL(tank，0)+Σ _ii?VOL(in，ii)-Σ _k?VOL(out，k)(ii≥1，k≥1)

$\mathrm{PROP}\left(\tan k\right)=\frac{\mathrm{VOL}(\tan k,0)\×\mathrm{PROP}(\tan k,0)+{\mathrm{\Σ}}_{\mathrm{ii}}(\mathrm{VOL}(\mathrm{in},\mathrm{ii})\×\mathrm{PROP}(\mathrm{in},\mathrm{ii}))}{\mathrm{VOL}\left(\tan k\right)}(\mathrm{ii}\≥1,k\≥1)$

PROP(out,k)＝PROP(tank)(k≥1)

Wherein, VOL (tank) deposits for calculating the storage container tank, and VOL (tank, 0) deposits for the initial storage container tank, ∑ _iithe general input that VOL (in, ii) is storage container, ∑ _kthe general output that VOL (out, k) is storage container; ∑ _k ⁱⁱthe weighted sum that (VOL (in, ii) * PROP (in, ii)) is each burst of input physical property of this storage container;

PROP (tank) is oil quality characteristic in mixed storage container, and PROP (tank, 0) is oil quality characteristic in the initial storage container;

Wherein, described VOL (in, ii), VOL (out, k) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL (tank, 0) and described PROP (tank, the 0) manufacturing parameter for gathering in step S1.

Further, also comprise and produce executive subsystem and laboratory information ADMINISTRATION SUBSYSTEM;

Described manufacturing parameter comprises the mobility parameter of the mobile property of reaction mass and the physical parameter of reaction mass character;

Described production executive subsystem is in order to extract described mobility parameter;

Described laboratory information ADMINISTRATION SUBSYSTEM is in order to extract described physical parameter;

Described mobility parameter comprises corresponding material pan feeding source, discharging whereabouts and flow in different process equipments.

Further, described feasibility authentication module, while simulating in order to the annexation of the annexation to processing unit (plant) and processing unit (plant) and processing unit (plant) and storage container, all set up according to described mobility parameter.

Further, described control parameter adjustment module comprises internal adjustment submodule, internal adjustment record sub module, judgement submodule and output interface;

Described internal adjustment submodule, in order to restrict the parameter of its feasibility according to described the result adjustment, carries out internal adjustment;

Described judgement submodule, in order to judge according to the internal adjustment record whether the internal adjustment number of times reaches threshold value;

Described internal adjustment submodule is not in order to when the internal adjustment number of times reaches threshold value, and the parameter that restricts its feasibility according to described the result adjustment realizes internal adjustment;

Described output interface, in order to when the internal adjustment number of times reaches threshold value, according to the restraining factors of the described control parameter of described the result output constraint feasibility to carry out outside adjustment;

Described internal adjustment record sub module, in order to be added up the internal adjustment number of times after having carried out internal adjustment; And described internal adjustment number of times be judged out reach threshold value after to the zero clearing of described internal adjustment number of times.

(3) beneficial effect

The present invention is for petrochemical industry production monitoring method and system, the control parameter received is carried out to the checking of feasibility, under the executable condition of checking, by steering order, produced again, if enforceability is not all right, be optimized, thereby add man-hour in concrete control petrochemical industry, what adopt is the control parameter of executable optimization, thereby can carry out distributing rationally of resource to the material of petrochemical industry processing, production equipment etc., thereby enhances productivity and reduced production cost.

The accompanying drawing explanation

Fig. 1 is the schematic flow sheet of the described method for supervising for petrochemical iy produced of the embodiment of the present invention;

Fig. 2 is one of structural representation of the described supervisory system for petrochemical iy produced of the embodiment of the present invention;

Fig. 3 be the described supervisory system for petrochemical iy produced of the embodiment of the present invention structural representation two.

Embodiment

Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for the present invention is described, but are not used for limiting the scope of the invention.

Embodiment mono-:

As shown in Figure 1, the present embodiment is described comprises the following steps for petrochemical industry production monitoring method:

Step S1: receive and control parameter and manufacturing parameter;

Step S2: under the constraint condition of the annexation of processing unit (plant), storage container, processing unit (plant) and the processing unit (plant) of processing in the simulation petrochemical industry and the annexation of processing unit (plant) and storage container, according to described manufacturing parameter, described control parameter is carried out to the checking of feasibility

If the result is feasible, enter step S4;

If the result is infeasible, enter step S3;

Step S3: restrict the parameter of described control parameter feasibility according to described the result adjustment, after the described control parameter that is optimized, return to described step S2;

Step S4: according to the instruction of described control parameter formation control;

Step S5: according to described steering order, control petrochemical industry processing.

Wherein, described processing unit (plant) comprises that several distilling apparatus, several materials to distilling apparatus output carry out machinery or the engineering structure of the processing use such as the secondary processing device of secondary treating and product oil mediation equipment; Described storage container is generally tank, in order to the storage of carrying out material, transfer etc.Described control parameter can be as current need to be to the feeding of a certain pan feeding, the controlled quentity controlled variables such as the extracted amount of a certain pan feeding.Flow process according to petrochemical industry processing in described step S2 is carried out the checking of feasibility to controlling parameter according to actual machined parameters; Described machined parameters comprise process equipment number, operational factor, current running status, comprise that but the handling capacity of current all devices is (concrete as the control parameter according to current, according to the operation of current manufacturing parameter, whether there will be problem that storage container is inadequate etc.).

If verified feasible specifically by described control parameter, corresponding each processing unit (plant), each storage container convert discernible steering order to, then by the operation of the concrete controlled working device of controller, storage container.

According to the result, analyze restraining factors and adjust and control parameter if infeasible, again verified, feasiblely carried out if verified, continue to adopt above-mentioned steps to be circulated if infeasible, until draw feasible control parameter, to petrochemical industry, processing is controlled.

The described parameter that restricts described control parameter feasibility according to described the result adjustment, carry out part or all of adjustment to controlling parameter, to obtain final executable parameter.

The method for supervising that the petrochemical industry that comprehensive above-mentioned the present embodiment provides is produced, with respect to traditional method according to controlling parameter, controlled the refinement of parameter, before producing corresponding executable detailed steering order, also to controlling parameter, carried out executable checking, thereby the control parameter of having avoided execution simply to carry out, idle, the production procedure of the waste of the raw material caused, equipment occurs excessively blocking up or the local generation that causes the problem that production efficiency is low that produces bottleneck.

Wherein, described steering order can be according to the oil product move that is divided into the mobility such as characterizing material pan feeding, discharging and is characterized the control parameter instruction that processing unit (plant) controls (the concrete duration as the temperature that realizes a certain reaction, pressure, the time of pressurization, a certain temperature, beginning and ending time etc.).

As the further improvement of the present embodiment, next to the simulation of described processing unit (plant), storage container, provide concrete implementation:

Concrete as: to as described in processing unit (plant) required according to the petrochemical industry work flow as described in processing unit (plant) sequentially simulate and processing unit (plant) as described in each all adopted to following formula:

$\left[{\mathrm{\Σ}}_{\mathrm{ii}}\mathrm{VOL}(\mathrm{in},\mathrm{ii})\right]\×\left[\begin{array}{c}\mathrm{VOL}\left(a_1\right)\\ \mathrm{VOL}\left(a_2\right)\\ ...\\ \mathrm{VOL}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{VOL}(\mathrm{out},1)\\ \mathrm{VOL}(\mathrm{out},2)\\ ...\\ \mathrm{VOL}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

$\mathrm{PROP}(\mathrm{in},\mathrm{ii})\×\left[\begin{array}{c}\mathrm{PROP}\left(a_1\right)\\ \mathrm{PROP}\left(a_2\right)\\ ...\\ \mathrm{PROP}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{PROP}(\mathrm{out},1)\\ \mathrm{PROP}(\mathrm{out},2)\\ ...\\ \mathrm{PROP}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

Wherein, VOL means inventory, and VOL (in, ii) means ii thigh inlet amount, ∑ _iivOL (in, ii) means the total feed of processing unit (plant), and VOL (out, k) means k thigh side line amount, VOL(a _k) mean the side line yield of processing unit (plant) k thigh side line;

PROP means the material physical property, and PROP (in, ii) means the physical property of ii thigh charging, and PROP (out, k) means the physical property of k thigh side line, PROP(a _k) mean the transfer coefficient of the physical property of processing unit (plant) k thigh side line;

Wherein, described VOL (in, ii) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL(a _k) and described PROP(a _k) be the manufacturing parameter gathered in step S1.

Above-mentioned formula is applicable to each processing unit (plant), the mapping relations between the pan feeding of each processing unit (plant) of sign, discharging and treatment capacity.Yet in concrete implementation process between equipment according to petrochemical industry processing production procedure---processing sequence is connected.At least part of pan feeding in the corresponding next equipment of the discharging of a upper equipment, thus when simulating production, must carry out according to work flow the simulation of order to the equipment such as processing unit (plant) of each class.Adopt above-mentioned formula to be simulated, realize easyly, thereby be applicable to any one processing unit (plant), have advantages of that applicability is wide.

Further, in described step S2, the simulation to described storage container adopts following formula:

VOL(tank)＝VOL(tank，0)+Σ _ii?VOL(in，ii)-Σ _k?VOL(out，k)(ii≥1，k≥1)

$\mathrm{PROP}\left(\tan k\right)=\frac{\mathrm{VOL}(\tan k,0)\×\mathrm{PROP}(\tan k,0)+{\mathrm{\Σ}}_{\mathrm{ii}}(\mathrm{VOL}(\mathrm{in},\mathrm{ii})\×\mathrm{PROP}(\mathrm{in},\mathrm{ii}))}{\mathrm{VOL}\left(\tan k\right)}(\mathrm{ii}\≥1,k\≥1)$

PROP(out,k)＝PROP(tank)(k≥1)

Wherein, VOL (tank) deposits for calculating the storage container tank, and VOL (tank, 0) deposits for the initial storage container tank, ∑ _iithe general input that VOL (in, ii) is storage container, ∑ _kthe general output that VOL (out, k) is storage container; ∑ _k ⁱⁱthe weighted sum that (VOL (in, ii) * PROP (in, ii)) is each burst of input physical property of this storage container;

PROP (tank) is oil quality characteristic in mixed storage container, and PROP (tank, 0) is oil quality characteristic in the initial storage container.

Wherein, described VOL (in, ii), VOL (out, k) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL (tank, 0) and described PROP (tank, the 0) manufacturing parameter for gathering in step S1.

Same above-mentioned formula is for relation between the pan feeding, discharging and the memory space that characterize each storage container, according to the simulation of above-mentioned relation can be clear know that whether storage container enough, whether there will be the idle or inadequate of container, thereby the production problem that can avoid storage container to cause not as early as possible, under the condition that simultaneously also can allow at other process equipments, guarantee the high effective rate of utilization of storage container.

In order to realize the monitoring to producing, also comprise the step that manufacturing parameter is extracted;

Described manufacturing parameter comprises the mobility parameter of the mobile property of reaction mass and the physical parameter of reaction mass character;

Wherein, extract described mobility parameter by producing executive subsystem; Extract described physical parameter by the laboratory information ADMINISTRATION SUBSYSTEM.

According to the extraction of manufacturing parameter, can react clear, truly the situation of producing, conveniently make in time the adjustment that is conducive to production efficiency or Production requirement.

Concrete described production executive subsystem can be common MES system, and described MES system is mainly the parameters such as pan feeding source, discharging whereabouts and flow that gather required material from various process equipments;

Described laboratory information ADMINISTRATION SUBSYSTEM is mainly used for the collection of laboratory to experimental data, usually experiment is mainly used in the material properties to various materials---the assay of physical property, thereby described laboratory information ADMINISTRATION SUBSYSTEM is mainly used in putting down in writing physical data.

In concrete implementation procedure, described manufacturing parameter, except described mobility parameter and described physical parameter, also comprises the process variable parameter.

Described process variable parameter the is processing unit (plant) process variable (as pressure, flow, temperature, liquid level etc.) in processing materials when reaction in process of production.Be specially provided with System---the scattered control system with DCS(Distributed Control for this reason) data acquisition interface.The liquid level sensor of the temperature sensor of detected temperatures, the pressure transducer of detected pressures, the flow sensor that detects mass flow, detection material liquid level etc. is equipped with on each processing unit (plant) or unit.For example, by installing the detection of each charging and discharging flow of same time, can calculate the yield of discharging (such as W _d,m).And for example, can also obtain the variation of device reaction temperature, pressure flow in certain variation range in conjunction with temperature sensor, pressure transducer, flow sensor to the detection of device each charging and discharging under different operating modes, obtain product yield with the rate of change of reaction conditions (such as

).For another example, the detection by liquid level sensor to tank liquid storage position, can obtain the initial tank farm stock of material (such as ) etc.

Further, foundation to the annexation of the annexation of processing unit (plant) and processing unit (plant) and processing unit (plant) and storage container can adopt several different methods, concrete as the reaction process according to petrochemical industry processing, according to physical connection concrete between processing unit (plant), and the mobility parameter of extracting according to described production executive subsystem is in the present embodiment set up automatically.This method has been simplified the loaded down with trivial details degree of setting up various annexations greatly, thereby realizes easier.

Further, realize to control the adjustment of parameter and the method for optimization and at least comprise two kinds, a kind of be internal adjustment, and another kind be outside the adjustment, and the present embodiment provides the method for a kind of connecting inner adjustment with the outside adjustment, specific as follows:

The parameter that restricts described control parameter feasibility according to described the result adjustment in described step S3 is specially:

Judge according to the internal adjustment record whether the internal adjustment number of times reaches threshold value;

No, carry out internal adjustment, the internal adjustment number of times adds 1;

Be, according to the restraining factors of the described control parameter of described the result output constraint feasibility to carry out outside adjustment, described internal adjustment number of times zero clearing simultaneously.

Described threshold value is the value set in advance, and span can be 1,2,3 etc.In concrete implementation process, described internal adjustment is mainly to adjust the time parameter of controlling in parameter, concrete as A constantly to processing unit (plant) input substance B, if verify infeasible A constantly processing unit (plant) be full, the time can be passed backward and adjust to A+1 constantly.Described outside the adjustment, related to feeding, the discharging time of kind, each material of the processing capacity of controlling parameter, material, the parameters such as whereabouts distribution of discharging.

By internal adjustment and outside adjustment, combine, for the control parameter that only needs to be finely tuned, realize internal adjustment, fast and simple, while for needs, doing large adjustment, export restraining factors, thereby externally carry out complete comprehensive adjustment, it is easy to be reasonable to realize, and has taken into account the efficiency of adjusting simultaneously.

Embodiment bis-:

As shown in Figure 2, the present embodiment provides a kind of supervisory system of producing for petrochemical industry, and described system comprises parameter receiver module 1, feasibility authentication module 2, controls parameter adjustment module 5, steering order generation module 3 and controller 4;

Described parameter receiver module 1, receive and control parameter and manufacturing parameter, and described control parameter and manufacturing parameter are transmitted to feasibility authentication module 2;

Described feasibility authentication module 2; under constraint condition in order to the annexation of the annexation of processing unit (plant), storage container, processing unit (plant) and processing unit (plant) in simulation petrochemical industry processing and processing unit (plant) and storage container; according to described manufacturing parameter, described control parameter is carried out to the checking of feasibility; if the result be feasible by described steering order generation module 3 according to the instruction of described control parameter formation control, and control petrochemical industry processing by described controller 4 according to described steering order;

If the result is infeasiblely by 5 parameters that restrict its feasibility according to described the result adjustment of described control parameter adjustment mould, to optimize described control parameter, and carry out the checking of feasibility by described feasibility authentication module to controlling parameter.

The described supervisory system of producing for petrochemical industry of the present embodiment is in order to realize the concrete physical unit of embodiment mono-any technical scheme, thereby same having is conducive to process smooth execution, reduce wastage of material, realize the advantage of distributing rationally of raw material, equipment.

It is below concrete implementation structure.

Described feasibility authentication module is specifically sequentially simulated in order to the described processing unit (plant) required according to the petrochemical industry work flow to described processing unit (plant) and each described processing unit (plant) is all adopted to following formula:

$\left[{\mathrm{\Σ}}_{\mathrm{ii}}\mathrm{VOL}(\mathrm{in},\mathrm{ii})\right]\×\left[\begin{array}{c}\mathrm{VOL}\left(a_1\right)\\ \mathrm{VOL}\left(a_2\right)\\ ...\\ \mathrm{VOL}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{VOL}(\mathrm{out},1)\\ \mathrm{VOL}(\mathrm{out},2)\\ ...\\ \mathrm{VOL}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

$\mathrm{PROP}(\mathrm{in},\mathrm{ii})\×\left[\begin{array}{c}\mathrm{PROP}\left(a_1\right)\\ \mathrm{PROP}\left(a_2\right)\\ ...\\ \mathrm{PROP}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{PROP}(\mathrm{out},1)\\ \mathrm{PROP}(\mathrm{out},2)\\ ...\\ \mathrm{PROP}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

Wherein, VOL means inventory, and VOL (in, ii) means ii thigh inlet amount, ∑ _iivOL (in, ii) means the total feed of processing unit (plant), and VOL (out, k) means k thigh side line amount, VOL(a _k) mean the side line yield of processing unit (plant) k thigh side line;

PROP means the material physical property, and PROP (in, ii) means the physical property of ii thigh charging, and PROP (out, k) means the physical property of k thigh side line, PROP(a _k) mean the transfer coefficient of the physical property of processing unit (plant) k thigh side line.

Wherein, described VOL (in, ii) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL(a _k) and described PROP(a _k) be the manufacturing parameter gathered in step S1.

Described feasibility authentication module also adopts following formula in order to the simulation to described storage container:

VOL(tank)＝VOL(tank，0)+Σ _ii?VOL(in，ii)-Σ _k?VOL(out，k)(ii≥1，k≥1)

$\mathrm{PROP}\left(\tan k\right)=\frac{\mathrm{VOL}(\tan k,0)\×\mathrm{PROP}(\tan k,0)+{\mathrm{\Σ}}_{\mathrm{ii}}(\mathrm{VOL}(\mathrm{in},\mathrm{ii})\×\mathrm{PROP}(\mathrm{in},\mathrm{ii}))}{\mathrm{VOL}\left(\tan k\right)}(\mathrm{ii}\≥1,k\≥1)$

PROP(out,k)＝PROP(tank)(k≥1)

Wherein, VOL (tank) deposits for calculating the storage container tank, and VOL (tank, 0) deposits for the initial storage container tank, ∑ _iithe general input that VOL (in, ii) is storage container, ∑ _kthe general output that VOL (out, k) is storage container; ∑ _k ⁱⁱthe weighted sum that (VOL (in, ii) * PROP (in, ii)) is each burst of input physical property of this storage container;

PROP (tank) is oil quality characteristic in mixed storage container, and PROP (tank, 0) is oil quality characteristic in the initial storage container.

Wherein, described VOL (in, ii), VOL (out, k) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL (tank, 0) and described PROP (tank, the 0) manufacturing parameter for gathering in step S1.

The described system of concrete the present embodiment also comprises produces executive subsystem and laboratory information ADMINISTRATION SUBSYSTEM;

Described manufacturing parameter comprises the mobility parameter of the mobile property of reaction mass and the physical parameter of reaction mass character;

Described production executive subsystem is in order to extract described mobility parameter;

Described laboratory information ADMINISTRATION SUBSYSTEM is in order to extract described physical parameter.

Described production executive subsystem can be common MES system, and described experiment is that information management subsystem can be common LIMS system.Described MES system and LIMS system are joined in system of the present invention, realized and being connected and compatibility of traditional equipment of producing for monitoring management, thereby strengthened portability and the practicality of system.

Concrete described feasibility authentication module, while simulating in order to the annexation of the annexation to processing unit (plant) and processing unit (plant) and processing unit (plant) and storage container, all set up according to described mobility parameter.

In concrete implementation procedure, described parameter receiver module can be parameter acquisition unit or simple input equipment, as the data interface, keyboard, touch screen or the special-purpose equipment such as input equipment.Described authentication module, control parameter adjustment module, the instruction generation module carried out can be a processor; And use the software of carrying out corresponding function on described processor.

In addition, described control parameter adjustment module comprises internal adjustment submodule, internal adjustment record sub module, judgement submodule and output interface;

Described internal adjustment submodule, in order to restrict the parameter of its feasibility according to described the result adjustment, carries out internal adjustment;

Described judgement submodule, in order to judge according to the internal adjustment record whether the internal adjustment number of times reaches threshold value;

Described internal adjustment submodule is not in order to when the internal adjustment number of times reaches threshold value, and the parameter that restricts its feasibility according to described the result adjustment realizes internal adjustment;

Described output interface, in order to when the internal adjustment number of times reaches threshold value, according to the restraining factors of the described control parameter of described the result output constraint feasibility to carry out outside adjustment;

Described internal adjustment record sub module, in order to be added up the internal adjustment number of times after having carried out internal adjustment; And described internal adjustment number of times be judged out reach threshold value after to the zero clearing of described internal adjustment number of times.

Setting by internal adjustment submodule and output interface, for the control parameter that only needs to be finely tuned, realize internal adjustment, fast and simple, while for needs, doing large adjustment, export restraining factors, thereby externally carry out complete comprehensive adjustment, it is easy to be reasonable to realize, and has taken into account the efficiency of adjusting simultaneously.

As shown in Figure 3, the present invention also provides another embodiment, the described supervisory system for petrochemical iy produced for example comprises at least one processor 10(: CPU), at least one interface 8 or other communication interfaces, storer 7 and at least one communication bus 9, for realizing the connection communication between these devices.Processor 10 for example, for the executable module of execute store 7 storages: computer program.Storer 7 may comprise high-speed random access memory (Random Access Memory, RAM), and ROM (read-only memory) (ROM) also may also comprise non-unsettled storer (non-volatile memory), for example: at least one magnetic disk memory.By at least one network interface 8(, can be wired or wireless) realize that the communication between other network elements of this system gateway and at least one is connected, and can use internet, wide area network, local network, Metropolitan Area Network (MAN) etc.

In some embodiments, storer 7 has been stored program, and program can be carried out by processor 10, and this program operation at least can realize following functions:

Step S1: receive and control parameter and manufacturing parameter;

Step S2: under the constraint condition of the annexation of processing unit (plant), storage container, processing unit (plant) and the processing unit (plant) of processing in the simulation petrochemical industry and the annexation of processing unit (plant) and storage container, according to described manufacturing parameter, described control parameter is carried out to the checking of feasibility

If the result is feasible, enter step S4;

If the result is infeasible, enter step S3;

Step S3: restrict the parameter of described control parameter feasibility according to described the result adjustment, after the described control parameter that is optimized, return to described step S2;

Step S4: according to the instruction of described control parameter formation control;

Step S5: according to described steering order, control petrochemical industry processing.

Above embodiment is only for illustrating the present invention; and be not limitation of the present invention; the those of ordinary skill in relevant technologies field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.

Claims (12)

1. a method for supervising of producing for petrochemical industry, is characterized in that, comprising:

Step S1: receive and control parameter and manufacturing parameter;

Step S2: under the constraint condition of the annexation of processing unit (plant), storage container, processing unit (plant) and the processing unit (plant) of processing in the simulation petrochemical industry and the annexation of processing unit (plant) and storage container, according to described manufacturing parameter, described control parameter is carried out to the checking of feasibility

If the result is feasible, enter step S4;

If the result is infeasible, enter step S3;

Step S3: restrict the parameter of described control parameter feasibility according to described the result adjustment, after the described control parameter that is optimized, return to described step S2;

Step S4: according to the instruction of described control parameter formation control;

Step S5: according to described steering order, control petrochemical industry processing.

2. method according to claim 1, is characterized in that, in described step S2 to described processing unit (plant) the described processing unit (plant) required according to the petrochemical industry work flow sequentially simulate and each described processing unit (plant) all adopted to following formula:

$\left[{\mathrm{\Σ}}_{\mathrm{ii}}\mathrm{VOL}(\mathrm{in},\mathrm{ii})\right]\×\left[\begin{array}{c}\mathrm{VOL}\left(a_1\right)\\ \mathrm{VOL}\left(a_2\right)\\ ...\\ \mathrm{VOL}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{VOL}(\mathrm{out},1)\\ \mathrm{VOL}(\mathrm{out},2)\\ ...\\ \mathrm{VOL}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

$\mathrm{PROP}(\mathrm{in},\mathrm{ii})\×\left[\begin{array}{c}\mathrm{PROP}\left(a_1\right)\\ \mathrm{PROP}\left(a_2\right)\\ ...\\ \mathrm{PROP}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{PROP}(\mathrm{out},1)\\ \mathrm{PROP}(\mathrm{out},2)\\ ...\\ \mathrm{PROP}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

Wherein, VOL means inventory, and VOL (in, ii) means ii thigh inlet amount, ∑ _iivOL (in, ii) means the total feed of processing unit (plant), and VOL (out, k) means k thigh side line amount, VOL(a _k) mean the side line yield of processing unit (plant) k thigh side line;

PROP means the material physical property, and PROP (in, ii) means the physical property of ii thigh charging, and PROP (out, k) means the physical property of k thigh side line, PROP(a _k) mean the transfer coefficient of the physical property of processing unit (plant) k thigh side line;

Wherein, described VOL (in, ii) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL(a _k) and described PROP(a _k) be the manufacturing parameter gathered in step S1.

3. method according to claim 2, is characterized in that, the simulation to each described storage container in described step S2 adopts following formula:

VOL(tank)＝VOL(tank，0)+Σ _ii?VOL(in，ii)-Σ _k?VOL(out，k)(ii≥1，k≥1)

$\mathrm{PROP}\left(\tan k\right)=\frac{\mathrm{VOL}(\tan k,0)\×\mathrm{PROP}(\tan k,0)+{\mathrm{\Σ}}_{\mathrm{ii}}(\mathrm{VOL}(\mathrm{in},\mathrm{ii})\×\mathrm{PROP}(\mathrm{in},\mathrm{ii}))}{\mathrm{VOL}\left(\tan k\right)}(\mathrm{ii}\≥1,k\≥1)$

PROP(out,k)＝PROP(tank)(k≥1)

Wherein, VOL (tank) deposits for calculating the storage container tank, and VOL (tank, 0) deposits for the initial storage container tank, ∑ _iithe general input that VOL (in, ii) is storage container, ∑ _kthe general output that VOL (out, k) is storage container; ∑ _k ⁱⁱthe weighted sum that (VOL (in, ii) * PROP (in, ii)) is each burst of input physical property of this storage container;

PROP (tank) is oil quality characteristic in mixed storage container, and PROP (tank, 0) is oil quality characteristic in the initial storage container;

Wherein, described VOL (in, ii), VOL (out, k) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL (tank, 0) and described PROP (tank, the 0) manufacturing parameter for gathering in step S1.

4. according to claim 1,2 or 3 described methods, it is characterized in that, also comprise the step that manufacturing parameter gathers;

Described manufacturing parameter comprises the mobility parameter of the mobile property of reaction mass and the physical parameter of reaction mass character;

Wherein, extract described mobility parameter by producing executive subsystem; Extract described physical parameter by the laboratory information ADMINISTRATION SUBSYSTEM;

Described mobility parameter comprises corresponding material pan feeding source, discharging whereabouts and flow in different process equipments.

5. method according to claim 4, is characterized in that, in described step S2, the annexation of processing unit (plant) and processing unit (plant) and the annexation of processing unit (plant) and storage container all set up according to described mobility parameter.

6. according to claim 1,2 or 3 described methods, it is characterized in that, the parameter that restricts described control parameter feasibility according to described the result adjustment in described step S3 is specially:

Judge according to the internal adjustment record whether the internal adjustment number of times reaches threshold value;

No, carry out internal adjustment, the internal adjustment number of times adds 1;

Be, according to the restraining factors of the described control parameter of described the result output constraint feasibility to carry out outside adjustment, described internal adjustment number of times zero clearing simultaneously.

7. a supervisory system of producing for petrochemical industry, is characterized in that, comprises parameter receiver module, feasibility authentication module, controls parameter adjustment module, steering order generation module and controller;

Described parameter receiver module, receive and control parameter and manufacturing parameter, and described control parameter and manufacturing parameter are transmitted to the feasibility authentication module;

Described feasibility authentication module; under constraint condition in order to the annexation of the annexation of processing unit (plant), storage container, processing unit (plant) and processing unit (plant) in simulation petrochemical industry processing and processing unit (plant) and storage container; according to described manufacturing parameter, described control parameter is carried out to the checking of feasibility; if the result be feasible by described steering order generation module according to the instruction of described control parameter formation control, and control petrochemical industry processing by described controller according to described steering order;

If the result is the infeasible parameter of its feasibility that restricted according to described the result adjustment by described control parameter adjustment module, optimizes described control parameter, and carry out the checking of feasibility by described feasibility authentication module to controlling parameter.

8. system according to claim 7, is characterized in that,

Described feasibility authentication module is specifically sequentially simulated in order to the described processing unit (plant) required according to the petrochemical industry work flow to described processing unit (plant) and each described processing unit (plant) is all adopted to following formula:

$\left[{\mathrm{\Σ}}_{\mathrm{ii}}\mathrm{VOL}(\mathrm{in},\mathrm{ii})\right]\×\left[\begin{array}{c}\mathrm{VOL}\left(a_1\right)\\ \mathrm{VOL}\left(a_2\right)\\ ...\\ \mathrm{VOL}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{VOL}(\mathrm{out},1)\\ \mathrm{VOL}(\mathrm{out},2)\\ ...\\ \mathrm{VOL}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

$\mathrm{PROP}(\mathrm{in},\mathrm{ii})\×\left[\begin{array}{c}\mathrm{PROP}\left(a_1\right)\\ \mathrm{PROP}\left(a_2\right)\\ ...\\ \mathrm{PROP}\left(a_k\right)\end{array}\right]=\left[\begin{array}{c}\mathrm{PROP}(\mathrm{out},1)\\ \mathrm{PROP}(\mathrm{out},2)\\ ...\\ \mathrm{PROP}(\mathrm{out},k)\end{array}\right](\mathrm{ii}\≥1,k\≥1)$

Wherein, VOL means inventory, and VOL (in, ii) means ii thigh inlet amount, ∑ _iivOL (in, ii) means the total feed of processing unit (plant), and VOL (out, k) means k thigh side line amount, VOL(a _k) mean the side line yield of processing unit (plant) k thigh side line;

PROP means the material physical property, and PROP (in, ii) means the physical property of ii thigh charging, and PROP (out, k) means the physical property of k thigh side line, PROP(a _k) mean the transfer coefficient of the physical property of processing unit (plant) k thigh side line;

Wherein, described VOL (in, ii) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL(a _k) and described PROP(a _k) be the manufacturing parameter gathered in step S1.

9. system according to claim 8, is characterized in that, described feasibility authentication module also adopts following formula in order to the simulation to described storage container:

VOL(tank)＝VOL(tank，0)+Σ _ii?VOL(in，ii)-Σ _k?VOL(out，k)(ii≥1，k≥1)

$\mathrm{PROP}\left(\tan k\right)=\frac{\mathrm{VOL}(\tan k,0)\×\mathrm{PROP}(\tan k,0)+{\mathrm{\Σ}}_{\mathrm{ii}}(\mathrm{VOL}(\mathrm{in},\mathrm{ii})\×\mathrm{PROP}(\mathrm{in},\mathrm{ii}))}{\mathrm{VOL}\left(\tan k\right)}(\mathrm{ii}\≥1,k\≥1)$

PROP(out，k)＝PROP(tank)(k≥1)

Wherein, VOL (tank) deposits for calculating the storage container tank, and VOL (tank, 0) deposits for the initial storage container tank, ∑ _iithe general input that VOL (in, ii) is storage container, ∑ _kthe general output that VOL (out, k) is storage container; ∑ _k ⁱⁱthe weighted sum that (VOL (in, ii) * PROP (in, ii)) is each burst of input physical property of this storage container;

PROP (tank) is oil quality characteristic in mixed storage container, and PROP (tank, 0) is oil quality characteristic in the initial storage container;

Wherein, described VOL (in, ii), VOL (out, k) and described PROP (in, ii) the control parameter for receiving in step S1;

Described VOL (tank, 0) and described PROP (tank, the 0) manufacturing parameter for gathering in step S1.

10. according to claim 7,8 or 9 described systems, it is characterized in that, also comprise and produce executive subsystem and laboratory information ADMINISTRATION SUBSYSTEM;

Described manufacturing parameter comprises the mobility parameter of the mobile property of reaction mass and the physical parameter of reaction mass character;

Described production executive subsystem is in order to extract described mobility parameter;

Described laboratory information ADMINISTRATION SUBSYSTEM is in order to extract described physical parameter;

Described mobility parameter comprises corresponding material pan feeding source, discharging whereabouts and flow in different process equipments.

11. system according to claim 10, it is characterized in that, described feasibility authentication module, while simulating in order to the annexation of the annexation to processing unit (plant) and processing unit (plant) and processing unit (plant) and storage container, all set up according to described mobility parameter.

12. according to claim 7,8 or 9 described systems, it is characterized in that, described control parameter adjustment module comprises internal adjustment submodule, internal adjustment record sub module, judgement submodule and output interface;

Described internal adjustment submodule restricts the parameter of its feasibility in order to the adjustment according to described the result, carry out internal adjustment;

Described judgement submodule, in order to judge according to the internal adjustment record whether the internal adjustment number of times reaches threshold value;

Described internal adjustment submodule is not in order to when the internal adjustment number of times reaches threshold value, and the parameter that restricts its feasibility according to described the result adjustment realizes internal adjustment;

Described output interface, in order to when the internal adjustment number of times reaches threshold value, according to the restraining factors of the described control parameter of described the result output constraint feasibility to carry out outside adjustment;

Described internal adjustment record sub module, in order to be added up the internal adjustment number of times after having carried out internal adjustment; And described internal adjustment number of times be judged out reach threshold value after to the zero clearing of described internal adjustment number of times.

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