CN106295946A - A kind of chemical plant installations hazard and operability (Hazop) analyzes method and system - Google Patents
A kind of chemical plant installations hazard and operability (Hazop) analyzes method and system Download PDFInfo
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Abstract
The open a kind of chemical plant installations hazard and operability (Hazop) of the present invention analyzes method and system, and this system includes that essential information configures, Data Enter, experts database intellectual analysis, output result, generates five modules of report, is the specialty software that carries out chemical process Hazop analysis.Data Enter module includes the typing of the data such as physical data, design parameter, technological process；The data information of concrete device is analyzed and processes by experts database intelligent analysis module; determine process node and deviation; identify the reason of risk existence and analyze consequence; output object module automatically generates the Hazop for device practical situation and analyzes form; the discussion of result and protective measure etc.; realize intelligent decision, screen, add up, automatically identify the function that risk class, graphical association show, generate reporting modules and automatically generate report according to the form of customer requirement.This method improves HAZOP and analyzes the quality of work and the safety of device and operability, improves efficiency, time-consuming, and analyzes comprehensively, reduces the probability that process units has an accident.
Description
Technical field
The present invention relates to a kind of chemical plant installations hazard and operability (Hazop) and analyze method and system, be the specialty software kit that carries out chemical process Hazop analysis, this method achieves automatization, the intellectuality that Hazop analyzes.
Background technology
Carry out Hazop analysis to need to be difficult in a large number be modeled, the Heuristics of formulation, non-quantitation knowledge etc., whole analysis process need to use design in a large number, operate, each side knowledge and the document data such as control, and need divergent thinking, consider various probability, so the activity of " brainstorming " formula of being also referred to as.Hazop analyzes it is generally required to one experienced and have the group leader relatively understood in depth to analyzed flow process to propose problem, guides group member to be analyzed, and often the playing an active part in of temporary needs each side personnel.Owing to Hazop analysis knowledge is intensive, the most all there is no the automated analysis software that effective alternative artificial Hazop analyzes and is widely used.Artificial Hazop analytical technology plays an important role at industrial circle, but itself has some limitations, and is in particular in: 1) it is strongly depend on ability and the experience of small group leader；2) artificial Hazop analyzes and needs to process substantial amounts of data, information and calculating, time-consuming, laborious；3), during a long-term call for Votes together of expert group, it is easily trapped into inertial thinking；4) brain of people is difficult to traversal institute likely, and concordance and the completeness of analysis are difficult to ensure that.
Analyzing for artificial Hazop and there is weakness, company accumulates experience for many years in set, Excel develops practical Hazop and analyzes software on the basis of analyzing software, can the most automatically carry out chemical process Hazop analysis.Along with the fast development of computer and being continuously increased of Hazop project, the data base of our software can be the most perfect, and the effect of analysis and efficiency also will constantly be improved.
Summary of the invention
The open a kind of chemical plant installations hazard and operability (Hazop) of the present invention analyzes method and system; basic boom is: recording device unit, determine process node, use introducer establish deviation, identification reason and analyze consequence, identification protection device is also listed protective measure, is determined risk class, measure of advising.In conjunction with some cases in chemical industry, petrochemical iy produced, summing up the experience of expert, set up analysis method (as shown in Figure 1), form a stock of knowledge storehouse, be the auxiliary software of Hazop analysis, software evaluation step is as shown in Figure 2.What it designed is mainly characterized by being analyzed for the data information of concrete chemical plant installations and processing; automatically generate the Hazop for device practical situation and analyze form and report; the feature analyzed according to Hazop in form; the deviation being likely to occur more comprehensively is listed for each node; and reason, the result of deviation appearance is analyzed with protective measure etc., danger potential in analytical equipment.
A kind of chemical plant installations hazard and operability (Hazop) that the present invention provides analyzes method and system, comprises the following steps:
1) essential information configuration
The content that essential information configuration includes: customer information, stencil-chosen in project background introduction, device information, technological process introduction, report.
2) Data Enter
Data Enter includes physical data, such as: density, flash-point, freezing point etc.；Design parameter, such as: design temperature, design pressure, design discharge etc.；
Technological process, such as: the data such as PID, PFD figure.
3) foundation of data base
Typical case, the experience of expert and design specification in producing according to oil, chemical industry, medicine in software form a data base.
4) intellectual analysis
According to Hazop flow process, automatically use introducer, each node is carried out risk analysis, find inducement, consequence and existing protective measure according to the data in the information of typing and data base.According to existing risk class, automatically propose to build to change.Data information for concrete device is analyzed and processes, and determines process node and deviation, identifies reason that risk exists and analyzes consequence, it is achieved intelligent decision, screens, add up, automatically identify risk class.
5) output result
Automatically generate the Hazop for device practical situation and analyze form.
6) report is generated
Form according to customer requirement automatically generates report.
2. combining some cases in oil, Chemical Manufacture in step 3 described in, sum up expert's experience for many years, the data base of foundation is can be automatically analyzed the data information of concrete device and process.
3. intellectual analysis in step 4 described in: the data information for concrete device is analyzed and processes, according to Hazop flow process, automatically introducer is used (such as not have, less, be less than, more, higher, reverse, in addition, unnecessary, other, part etc.) each node carried out risk analysis, node divide the object selecting one or more equipment as research, can be a pipeline, a pump, a container, a heat exchanger or big to whole workshop section.Determine process node and deviation, find inducement, consequence and existing protective measure according to the data in the information of typing and data base.According to existing risk class, automatically advise.Identify reason that risk exists and analyze consequence, it is achieved intelligent decision, screening, add up, automatically identify risk class, there is the function that graphical association shows simultaneously.
4. step 5 described in automatically generates the Hazop for device practical situation and analyzes form; the feature analyzed according to Hazop in form more comprehensively lists the deviation being likely to occur for each node; and reason, the result of deviation appearance is analyzed with existing protective measure etc., and measure of advising.
5. the format and content generating report in step 6 described in can be configured as requested.
The present invention uses above technical scheme to have some advantage following:
1) automatization, intellectuality that Hazop analyzes are the method achieved；
2) improve HAZOP and analyze the quality of work, improve analysis efficiency, time-consuming, and analyze comprehensively, reduce the probability that process units has an accident.
3) the method overcome the ability being strongly depend on small group leader and the experience of artificial Hazop analytical technology, analyze time-consuming, laborious limitation.
Accompanying drawing explanation
Fig. 1 is that Hazop analyzes method schematic diagram
Fig. 2 is that Hazop analyzes software evaluation step
Detailed description of the invention
Hazop analyzes the operation desired data of method and system
Hazop analyzes the risk assessment being particularly well-suited to industrial production system, it carries out systematically Hazop by the data of the aspects such as association reaction material, technological design and operability to device and analyzes, comprehensively find out problem present on technique and operation, corresponding Countermeasures is proposed, it is ensured that the safety and steady of technique is carried out.The feature analyzed for Hazop, the master data needed for it runs is as follows:
● design instruction
● device rule of operation
● device data table
● pipeline data table
● safety attachment data
● boundary condition table
● interlocking cause effect relation figure
● pump lift and flow curve figure
● public work description and reliability (power, water supply etc.)
● the Process pipeline and instrument flow chart (PID) of device up-to-date use version and process chart (PFD).
Chemical plant installations Hazop analyzes system data typing
Chemical plant installations Hazop analyzes three big features: 1) combine everybody wisdom, it is ensured that process safety analysis work has more creative and comprehensive；2) introducer excites innovation, causes the brainstorming analyzed；3) system comprehensively examines technical process, in order to considers that institute is dangerous and there is a possibility that.The Main Analysis of the Hazop process instrumentation drawing (PID) (PID) to liking band control point; account for for each pipeline in flow chart and each equipment, analyze; and then identify all of failure cause, draw the safety measure that current safety precautions and needs are remedied.
The feature that this software is analyzed according to Hazop, classifies to equipment conventional in chemical industry and petrochemical equipment, and each type of equipment is divided into a module.Software interface module includes: the data inputting of PID figure number, physical data typing, relief valve data inputting, instrument and interlocking data inputting, the data inputting of pump, the data inputting of heat exchanger, the data inputting of container, the data inputting of tower, the data inputting of compressor, the data inputting of storage tank, the data inputting of reactor, the data inputting of heating furnace, the data inputting of node, risk Metrics, be analyzed by the data information of concrete device of input.
The foundation of data base
Typical case, the experience of expert and design specification in producing according to oil, chemical industry, medicine in software form a data base.
Intellectual analysis
According to Hazop flow process, automatically use introducer, each node is carried out risk analysis, find inducement, consequence and existing protective measure according to the data in the information of typing and data base.According to existing risk class, automatically advise.Data information for concrete device is analyzed and processes, and determines process node and deviation, identifies reason that risk exists and analyzes consequence, it is achieved intelligent decision, screens, add up, automatically identify risk class.
Output result
Automatically generate the Hazop for device practical situation and analyze form.
Generate report
After data analysis completes, automatically generate HAZOP analysis report.Reporting format can be set as requested.
It is embodied as example
Certain catalysis engineering project is carried out Hazop analysis comprise the following steps:
1. new construction, after input catalysis engineering name, clicks on menu " safety analysis " on the left of main interface, it will the details interface of essential information, equipment figure, risk Metrics, instrument and equipment occur.
2. logging data
1) PID drawing typing: HAZOP analyzes is to be analyzed for the pipeline in every PID figure and equipment and discuss, so needing to be input in software figure number and the designation of drawing of every PID figure.This engineering includes altogether 35 PID drawings, typing respectively.
2) medium typing: list some common process-stream physical data options in physical data table, wherein the phase of process-stream, density (20 DEG C), toxicity, corrosivity have to input, and other physical data should input completely as far as possible
3) relief valve data inputting, the information of main input has: the equipment that the PID figure number at relief valve place, the sequence number of relief valve, the title of relief valve and level pressure (MPa) thereof and relief valve are protected.
4) instrument and interlocking data inputting, the information of main input has: position that instrument item, the type of instrument, instrument are installed and the equipment protected thereof, and corresponding selection type of alarm and chain type.
5) equipment typing: according to engineering PID drawing information typing pump, storage tank, public work, heat exchanger, container, tower, the facility information of compressor respectively, facility information includes: equipment essential information, design parameter, operating parameter, analytical parameters
6) partitioning site, the process that HAZOP analyzes is that technical process is divided into rational analysis node, the most again for each analysis node, identifies potentially dangerous deviation.This engineering is divided into 4 nodes, is respectively as follows: raw oil system, fractionating column system, absorption tower system, stabilizer system.
3. carry out HAZOP analysis by HAZOP computation analysis module; respectively with the equipment of each node for analyzing object; coupling introducer; establish deviation; then identification accident occurrence cause, and analyze consequence, list protective measure; risk class is determined, measure of then advising according to contingency occurrence probability and severity of injuries.
The generation output of 4.HAZOP result; automatically generated the HAZOP assessment report of xx catalysis engineering by the analytical calculation of HAZOP computation analysis module, report mainly includes No. PID, parameter, deviation, consequence, reason, protective measure, seriousness, probability, risk class and suggestion and measure.As shown in table 1, the pressure excessive risk of the raw oil pump P-1201A/B in node 1, caused by different inducements respectively, corresponding different consequence and protective measure, sets forth seriousness, probability, three indexs of risk class simultaneously.
Certain catalysis engineering HAZOP assessment of table 1.
Claims (5)
1. chemical plant installations hazard and operability (Hazop) analyzes a method and system, and it comprises the following steps:
1) essential information configuration
2) Data Enter
Data Enter includes physical data, such as: density, flash-point, freezing point etc.；Design parameter, such as: design temperature, design pressure, design discharge etc.；
Technological process, such as: the data such as PID, PFD figure.
3) foundation of data base
Typical case, the experience of expert and design specification in producing according to oil, chemical industry, medicine in software form data
Storehouse.
4) intellectual analysis
According to Hazop flow process, automatically use introducer, each node is carried out risk analysis, look for according to the data in the information of typing and data base
To inducement, consequence and existing protective measure.According to existing risk class, automatically advise.Data information for concrete device is analyzed
With process, determine process node and deviation, identify reason that risk exists and analyze consequence, it is achieved intelligent decision, screen, add up, automatically identify
Risk class.
5) output result
Automatically generate the Hazop for device practical situation and analyze form.
6) report is generated
Form according to customer requirement automatically generates report.
Software basic boom is: recording device unit, determine process node, use introducer establish deviation, identification reason and analyze consequence, identification
Protection device is also listed protective measure, is determined risk class, measure of advising.
The most according to claim 1, chemical plant installations hazard and operability (Hazop) analyzes method and system, it is characterised in that: in described step 3
In conjunction with some cases in oil, Chemical Manufacture, summing up expert's experience for many years, the data base of foundation is can to the data information of concrete device certainly
Move and be analyzed and process.
The most according to claim 1, chemical plant installations hazard and operability (Hazop) analyzes method and system, it is characterised in that: described step 4
Middle intellectual analysis: the data information for concrete device is analyzed and processes, according to Hazop flow process, automatically use introducer (such as do not have,
Less, be less than, more, higher, reverse, in addition, unnecessary, other, part etc.) each node carried out risk analysis, the division choosing of node
Select one or more equipment object as research, can be a pipeline, a pump, a container, a heat exchanger or big to whole work
Section.Determine process node and deviation, find inducement, consequence and existing protective measure according to the data in the information of typing and data base.According to existing
Risk class, automatically advise.Identify reason that risk exists and analyze consequence, it is achieved intelligent decision, screening, add up, automatically identify wind
Danger grade, has the function that graphical association shows simultaneously.
The most according to claim 1, chemical plant installations hazard and operability (Hazop) analyzes method and system, it is characterised in that: in described step 5
Automatically generating the Hazop for device practical situation and analyze form, the feature analyzed according to Hazop in form more comprehensively arranges for each node
Go out the deviation being likely to occur, and reason, result that deviation occur have been analyzed with existing protective measure etc., and measure of advising.
The most according to claim 1, chemical plant installations hazard and operability (Hazop) analyzes method and system, it is characterised in that: described step 6
The middle format and content generating report can be configured as requested.
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| CN107092802A (en) * | 2017-04-26 | 2017-08-25 | 石家庄铁道大学 | A kind of shield driving Ground Deformation risk analysis method based on HAZOP from accuracy |
| CN109146228A (en) * | 2018-06-26 | 2019-01-04 | 沈阳透平机械股份有限公司 | The data analysing method and device of centrifugal compressor |
| CN109389268A (en) * | 2017-08-09 | 2019-02-26 | 中国石油化工股份有限公司 | Tank field construction operation risk intellectual analysis device and method based on natural hazard risk information |
| CN109711747A (en) * | 2019-01-03 | 2019-05-03 | 济南大学 | A kind of HAZOP analysis method of amusement facility |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106980921A (en) * | 2017-03-02 | 2017-07-25 | 上海歌略软件科技有限公司 | A kind of self-defined risk analysis method |
| CN107092802A (en) * | 2017-04-26 | 2017-08-25 | 石家庄铁道大学 | A kind of shield driving Ground Deformation risk analysis method based on HAZOP from accuracy |
| CN109389268A (en) * | 2017-08-09 | 2019-02-26 | 中国石油化工股份有限公司 | Tank field construction operation risk intellectual analysis device and method based on natural hazard risk information |
| CN109146228A (en) * | 2018-06-26 | 2019-01-04 | 沈阳透平机械股份有限公司 | The data analysing method and device of centrifugal compressor |
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| CN109711747A (en) * | 2019-01-03 | 2019-05-03 | 济南大学 | A kind of HAZOP analysis method of amusement facility |
| CN111553053A (en) * | 2020-04-08 | 2020-08-18 | 北京厚德邦安科技有限责任公司 | Risk and operability analysis method based on discontinuous chemical production device |
| CN112884285A (en) * | 2021-01-21 | 2021-06-01 | 北京联合普肯工程技术股份有限公司 | Danger and operability analysis method, device, equipment and storage medium |
| CN113050560A (en) * | 2021-03-09 | 2021-06-29 | 青岛中石大环境与安全技术中心有限公司 | Steam optimization research method based on 'guide word' analysis mode |
| CN113836670A (en) * | 2021-06-30 | 2021-12-24 | 天津大学 | Computer-aided chemical process safety analysis method based on first principle modeling |
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