CN106779152A - Oil-gas pipeline Integrity Management platform on line - Google Patents
Oil-gas pipeline Integrity Management platform on line Download PDFInfo
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Abstract
The invention discloses oil-gas pipeline Integrity Management platform on line, including cloud server unit, the cloud server unit is connected with local embedded data administrative unit by wireless signal, and the local embedded data administrative unit is connected with display function unit, memory function unit and Integrity Assessment unit under line by electric conductor.The present invention makes oil-gas pipeline Life cycle information data and Integrity Assessment module slitless connection, realize from data acquisition, management, call the conversion of Integrity Assessment and management, integrity assessment data are in communication with each other with oil field on line with zone duct information centre under overall architecture Support Line, platform architecture has function integrated, structural module, transmission variation and business intelligentization four characteristicses, effectively analyzed with reference to big data application, assessment, prediction, the platform build it is final for domestic oil-gas pipeline Integrity Management and assessment technique field provide science according to.
Description
Technical field
The present invention relates to management platform technical field on line, oil-gas pipeline Integrity Management platform specially on line.
Background technology
During oil-gas mining, pipe-line is an important group in oil-gas gathering and transportation and accumulating production system
Into part, it is the big gauging of continuous conveying（Gas）The most means of transportation of quick, most safety and economic and reliable, many Oil/Gas Pipes of China
Road has been enter into military service stage middle and later periods, and the existing different degrees of damage of some pipelines also occurred pipeline for several times and damages in recent years
Accident；
And it is directed to the solution of problem above --- pipeline integrity is managed, and is a continuous process for growing with each passing hour.This
Because the failure mode of pipeline is a kind of time dependent pattern.Burn into is aging, tired, natural calamity, mechanical damage can
Cause pipeline failure, constantly corrode pipeline with the passing of the years.Therefore, it is necessary to continuously be divided pipeline
The Integrity Managements such as analysis, detection, integrity assessment, maintenance, staff training work.Generally, pipeline integrity manages and is exactly
The mistake for being continuously evaluated and reducing pipeline risk carried out to reduce the possibility of accident generation and the consequence of accident generation
Journey；
Oil-gas gathering and transportation and long distance pipeline that China has built up, some long services, these pipelines under arms during not
Produce the stress under various damages, including the external corrosion of interior media burn into, internal pressure and other outer load combined effects with can avoiding
Corrosion and corrosion fatigue, Mechanical Damage, and the fatigue that the natural environment load such as typhoon, ocean current causes pipe vibration and formed
Progressive damage etc., these factors can directly affect the service life of pipeline；
With oil exploitation market in recent years depressed, domestic and international main flow oil company progressively changes developing direction from drilling
For hydrocarbon assets Integrity Management, make full use of, lengthen the life, the exploitation to this project core product provides opportunity with promoting,
Regarding to the issue above, it is special to propose oil-gas pipeline Integrity Management platform on line.
The content of the invention
It is an object of the invention to provide oil-gas pipeline Integrity Management platform on line, to solve to be carried in above-mentioned background technology
The problem for going out.
To achieve the above object, the present invention provides following technical scheme：Oil-gas pipeline Integrity Management platform on line, including
Cloud server unit, the cloud server unit is connected with local embedded data administrative unit, institute by wireless signal
State local embedded data administrative unit and display function unit, memory function unit and integrality under line are connected with by electric conductor
Evaluation unit；
Wherein：The cloud server unit for high in the clouds data storage bank, including pipe database, technological parameter, environment ginseng
Number and detection history data；
The local embedded data administrative unit is processed Monitoring Data, and is carried out with the cloud server unit
Good data interchange；
The display function unit is used to show the data message of oil-gas pipeline, is detected with diagrammatic form display pipeline and is commented with risk
The result estimated, realizes the digitlization and visualization of information and result of calculation；
The memory function unit is used for displaying and storage to document, picture and audio-visual format data, it is ensured that meet assessment work(
Can, while can be extended for system later data；
Integrity Assessment unit is based on the research of pipeline integrity evaluation theory and Life cycle information centre under the line
Exploitation, exploitation pipeline integrity evaluates digital module, realizes its Function of Evaluation.
The local embedded data administrative unit includes pipeline statistics management module, pipe detection management module, pipeline
Detection management schedule module, pipe detection information management module, pipeline operations management module, pipeline relevant item information management mould
Block and pipeline integrity related data assessment information module；
Wherein：The pipeline statistics management module be used for manage and count all duct size informations, including operation area, starting point, terminal,
Pumped (conveying) medium, duct length, line size, type, wall thickness, operation time and projected life；
The pipe detection management module is used to detect all pipe detection historical informations, including detection time and detection unit；
The pipe detection governing plan module is used to manage all pipe detection governing plans, including projected life, has detected
Number of times and last time detection time；
The pipe detection information management module is used to detect all pipe detection information, including the reinspection meter for having detected pipeline
Draw, residual life, preventive maintenance scheduling, the detection plan for not detecting pipeline, do not detect reason and risk class；
The pipeline operations management module is used for all pipeline operations, the management of technological parameter, storage；
The pipeline relevant item information management module is used to manage all items ready message, pipeline cleaning implementation project letter
Breath, electronics geometry survey inspection project information, interior detection and implement project information and examining report；
The pipeline integrity related data assessment information module is used for the related maintenance Index Assessment letter of all pipeline integrities
Breath, Residual Strength Assessment information, residual life evaluation information and other integrity assessment relevant informations.
Under the line Integrity Assessment unit include flaw evaluation module, corrosion rate prediction module, suspended span evaluation module,
Sit bottom estimation of stability module, thermal expansion evaluation module, flexing evaluation module, the inspection together in in-service evaluation module and opportunity risk
Survey evaluation module；
Wherein：The flaw evaluation module be used for inside and outside burn into erosion, recessed damage, crack defect residual intensity evaluation, choose
Suitable evaluation method, standard, carry out the comparative analysis in terms of failure pressure computing formula, safety criterion and failure criteria；
The evaluation content of the corrosion rate prediction module is CO2Corrosion rate appraising model and O2Corrosion rate appraising model,
The comprehensive corrosion rate compared for interior detection data is estimated, and obtains the local and overall different corrosion of pipeline respectively
Speed；
The suspended span evaluation module is used for following current to magnitude determinations, pipeline intrinsic frequency is calculated with crossing current, following current to crossing current
Calculated to whirlpool frequency meter of releasing, Approximatelyization speed is calculated, and suspended span defect under wave flow action vibration analysis, suspended span defect fatigue is commented
Valency, suspended span section stress inspection, minimum suspended span length computation allowable；
The seat bottom estimation of stability module is calculated for pipeline weight in wet base, vertical estimation of stability, lateral stability evaluation, pipeline
Lateral displacement is checked；
The thermal expansion evaluation module be mainly detection and evaluate in the operating condition pipeline afterbody and afterbody to virtual anchor point it
Between the coefficient of expansion, the final expansion length of pipeline afterbody of each pipe afterbody calculated by temperature using balance method is strained
The overall strain in pipeline that degree, pressure and frictional force cause；
The flexing evaluation module is used to calculate buried required depth at the operational, and for determining in operating condition
Whether lower lateral buckling occurs, and obtains maximum lateral displacement；
It is described to be tested by defective pipeline section together in in-service evaluation module, with reference to its corresponding corrosion rate model,
Residual life for predicting pipeline；
The detection evaluation module of the opportunity risk is used to work as preceding pipeline assessment of remaining strength, the pipeline based on different threat types
CALCULATION OF FAILURE PROBABILITY, and pipeline failure Consequence calculation, pipeline risk are determined, risk assessment and pipeline based on risk assessment
Detection plan.
Preferably, the wireless signal of transmission is between the cloud server unit and body embedded data administrative unit
WIFI or bluetooth.
Preferably, under the memory function unit and line between Integrity Assessment unit and local embedded data administrative unit
Electric connection mode be two-way electrical connection.
Compared with prior art, the beneficial effects of the invention are as follows：Oil-gas pipeline Integrity Management platform, makes Oil/Gas Pipe on line
Road Life cycle information data and Integrity Assessment module slitless connection, realize from data acquisition, manage, call to complete
Property evaluate conversion with management, oil field and zone duct information centre on integrity assessment data and line under overall architecture Support Line
It is in communication with each other, platform architecture has integrated function, structural module, transmission variation and business intelligentization four characteristicses, knot
Close big data application effectively to be analyzed, assessed, predicted, building final for the platform is domestic oil-gas pipeline Integrity Management
Scientific basis is provided with assessment technique field.
Brief description of the drawings
Fig. 1 is structured flowchart of the invention；
Fig. 2 is the structured flowchart of local embedded data administrative unit in the present invention；
Fig. 3 is the structured flowchart of Integrity Assessment unit under center line of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：Oil-gas pipeline Integrity Management platform on line, including cloud
End server unit, the cloud server unit is connected with local embedded data administrative unit by wireless signal, described
Local embedded data administrative unit is connected with display function unit, memory function unit by electric conductor and integrality is commented under line
Valency unit；
Wherein：The cloud server unit for high in the clouds data storage bank, including pipe database, technological parameter, environment ginseng
Number and detection history data；
The local embedded data administrative unit is processed Monitoring Data, and is carried out with the cloud server unit
Good data interchange；
The display function unit is used to show the data message of oil-gas pipeline, is detected with diagrammatic form display pipeline and is commented with risk
The result estimated, realizes the digitlization and visualization of information and result of calculation；
The memory function unit is used for displaying and storage to document, picture and audio-visual format data, it is ensured that meet assessment work(
Can, while can be extended for system later data；
Integrity Assessment unit is based on the research of pipeline integrity evaluation theory and Life cycle information centre under the line
Exploitation, exploitation pipeline integrity evaluates digital module, realizes its Function of Evaluation.
The local embedded data administrative unit includes pipeline statistics management module, pipe detection management module, pipeline
Detection management schedule module, pipe detection information management module, pipeline operations management module, pipeline relevant item information management mould
Block and pipeline integrity related data assessment information module；
Wherein：The pipeline statistics management module be used for manage and count all duct size informations, including operation area, starting point, terminal,
Pumped (conveying) medium, duct length, line size, type, wall thickness, operation time and projected life；
The pipe detection management module is used to detect all pipe detection historical informations, including detection time and detection unit；
The pipe detection governing plan module is used to manage all pipe detection governing plans, including projected life, has detected
Number of times and last time detection time；
The pipe detection information management module is used to detect all pipe detection information, including the reinspection meter for having detected pipeline
Draw, residual life, preventive maintenance scheduling, the detection plan for not detecting pipeline, do not detect reason and risk class；
The pipeline operations management module is used for all pipeline operations, the management of technological parameter, storage；
The pipeline relevant item information management module is used to manage all items ready message, pipeline cleaning implementation project letter
Breath, electronics geometry survey inspection project information, interior detection and implement project information and examining report；
The pipeline integrity related data assessment information module is used for the related maintenance Index Assessment letter of all pipeline integrities
Breath, Residual Strength Assessment information, residual life evaluation information and other integrity assessment relevant informations.
Under the line Integrity Assessment unit include flaw evaluation module, corrosion rate prediction module, suspended span evaluation module,
Sit bottom estimation of stability module, thermal expansion evaluation module, flexing evaluation module, the inspection together in in-service evaluation module and opportunity risk
Survey evaluation module；
Wherein：The flaw evaluation module be used for inside and outside burn into erosion, recessed damage, crack defect residual intensity evaluation, choose
Suitable evaluation method, standard, carry out the comparative analysis in terms of failure pressure computing formula, safety criterion and failure criteria；
The evaluation content of the corrosion rate prediction module is CO2Corrosion rate appraising model and O2Corrosion rate appraising model,
The comprehensive corrosion rate compared for interior detection data is estimated, and obtains the local and overall different corrosion of pipeline respectively
Speed；
The suspended span evaluation module is used for following current to magnitude determinations, pipeline intrinsic frequency is calculated with crossing current, following current to crossing current
Calculated to whirlpool frequency meter of releasing, Approximatelyization speed is calculated, and suspended span defect under wave flow action vibration analysis, suspended span defect fatigue is commented
Valency, suspended span section stress inspection, minimum suspended span length computation allowable；
The seat bottom estimation of stability module is calculated for pipeline weight in wet base, vertical estimation of stability, lateral stability evaluation, pipeline
Lateral displacement is checked；
The thermal expansion evaluation module be mainly detection and evaluate in the operating condition pipeline afterbody and afterbody to virtual anchor point it
Between the coefficient of expansion, the final expansion length of pipeline afterbody of each pipe afterbody calculated by temperature using balance method is strained
The overall strain in pipeline that degree, pressure and frictional force cause；
The flexing evaluation module is used to calculate buried required depth at the operational, and for determining in operating condition
Whether lower lateral buckling occurs, and obtains maximum lateral displacement；
It is described to be tested by defective pipeline section together in in-service evaluation module, with reference to its corresponding corrosion rate model,
Residual life for predicting pipeline；
The detection evaluation module of the opportunity risk is used to work as preceding pipeline assessment of remaining strength, the pipeline based on different threat types
CALCULATION OF FAILURE PROBABILITY, and pipeline failure Consequence calculation, pipeline risk are determined, risk assessment and pipeline based on risk assessment
Detection plan.
The wireless signal transmitted between the cloud server unit and body embedded data administrative unit is WIFI or indigo plant
Tooth, the electric connection mode under the memory function unit and line between Integrity Assessment unit and local embedded data administrative unit
Be two-way electrical connection, make oil-gas pipeline Life cycle information data and Integrity Assessment module slitless connection, realize from
Data acquisition, the conversion for managing, calling Integrity Assessment and management, integrity assessment data and line under overall architecture Support Line
Upper oil field is in communication with each other with zone duct information centre, and platform architecture has integrated function, structural module, transmission variation
With business intelligentization four characteristicses, effectively analyzed with reference to big data application, assessed, predicted, building for the platform is final
It is that domestic oil-gas pipeline Integrity Management and assessment technique field provide scientific basis.
Operation principle of the invention：With internet and application be combined traditional oil-gas pipeline assessment technique by the present invention,
Integrity Management platform on line is built simultaneously, by each unit subitem Integrity Assessment Module-embedding line upper mounting plate, Oil/Gas Pipe is realized
Data transfer between road Integrity Management platform and evaluation module with communicate, the Primary Reference specification bag of flaw evaluation module
Include：ASME B31G、Modified B31G（RSTRENG）、DNV RP F101（Part A and Part B）、API RP 579
With BS 7910, it is remaining for inside and outside burn into erosion, recessed damage, crack defect by the research to above-mentioned value disciplines and method
The evaluation of intensity, chooses suitable evaluation method, standard, carries out failure pressure computing formula, safety criterion and failure criteria side
The comparative analysis in face.These specifications are formed at different times, and the pipeline strength studied also is not quite similar.It is surplus to corrosion pipeline
The research that residual strength evaluation method compares, understands the similarities and differences and its weak point of these specifications, and these specifications are formed correctly
Understanding.By the way that to corrosion oil-gas pipeline Residual Strength Assessment method comparative study, pipeline appraiser chooses suitable evaluation side
Method provides reference, while providing decision-making to determine whether defective pipeline continues to be on active service, repair or change, corrosion rate prediction mould
Block Primary Reference NORSOK specifications, deWaard＆Milliam models, evaluation content is CO2Corrosion rate appraising model, O2Corrosion
Rate estimation model, based on the comprehensive corrosion rate appraising model that interior detection data is compared, the Primary Reference of suspended span evaluation module
Specification is：DNV RP F105 and DNV OS F101, evaluation content be following current to crossing current to magnitude determinations, pipeline intrinsic frequency
Calculate, following current is calculated to crossing current to whirlpool frequency meter of releasing, and Approximatelyization speed is calculated, suspended span defect under wave flow action vibration analysis
（Onset Criteria）, suspended span defect fatigue evaluation, suspended span section stress inspection, minimum suspended span length computation allowable, sit bottom it is steady
The Primary Reference specification of qualitative evaluation module is：DNV RP E305 and DNV RP F109, evaluation content is calculated for pipeline weight in wet base,
Vertical estimation of stability, lateral stability evaluation, pipeline lateral displacement checks, the thermal expansion of pipeline be probably by internal pressure and
Temperature-induced, thermal expansion of pipeline evaluation module is based on DNV OS F101 code requirements, is mainly defined in operating condition down tube
Road afterbody and afterbody are to virtual anchor point（VAP）Between the coefficient of expansion, the final expansion length of pipeline afterbody of each pipe afterbody
Calculated using balance method is strained, the method is summarized by temperature（Key factor）, in the pipeline that causes of pressure and frictional force
Overall strain, the Main Basiss of flexing evaluation module are：Hobbs is theoretical and Palmer is theoretical, and based on DNV OS F101 rule
Model requirement, for lateral buckling, can calculate the residual force and effective axial force of given pipeline with it.According to result of calculation,
Can determine whether lateral buckling occurs in the operating condition, and maximum lateral displacement is obtained according to four kinds of models, together in using
The Primary Reference specification of evaluation module is：API RP 579, and based on DNV RP F101 specifications, the specifications of API RP 579,
ASME B31G code requirements, evaluation content is that, when preceding pipeline assessment of remaining strength, pipeline is following remaining based on interior detection data
Intensity evaluation, based on maximum demand operating pressure（MAOP）Pipeline together in usability inspection, pipeline predicting residual useful life, pipeline
Bearing capacity degradation trend predicts that the Primary Reference specification of the detection evaluation module based on risk is：DNV RP F101、API
1160th, ASME B31G and API RP 581, according to DNV RP F101 Part A specifications and Structural Reliability Evaluation method
（SRA）, the detailed assessment to excessive risk failure mode is realized, by considering the uncertainty of system and model, realize to pipeline
The Calculation of Reliability of residual intensity；Using safety index（β Index）Method, quantitative calculating pipeline failure probability, with pipeline
Expected reliability（Target Reliability）Compare, the final detailed failure probability for determining pipeline is complete to pipeline
Property Data Detection and calculate after, counted and managed by local embedded data administrative unit, pipeline statistical management mould
Block be used for manage and count all duct size informations, including operation area, starting point, terminal, pumped (conveying) medium, duct length, line size,
Type, wall thickness, operation time and projected life, the pipe detection management module are used to detect all pipe detection history letters
Breath, including detection time and detection unit, pipe detection governing plan module are used to manage all pipe detection governing plans, wrap
Include projected life, detected number of times and the last time detection time, pipe detection information management module is used to detect all pipelines
Detection information, including detected the reinspection plan of pipeline, residual life, preventive maintenance scheduling, the detection plan for not detecting pipeline,
Reason and risk class are not detected, pipeline operations management module is used for all pipeline operations, the management of technological parameter, storage, pipe
Road relevant item information management module is used to manage all items ready message, pipeline cleaning implementation project information, electronics geometry
Survey inspection project information, interior detection and implement project information and examining report, pipeline integrity related data assessment information module is used for
The related maintenance Index Assessment information of all pipeline integrities, Residual Strength Assessment information, residual life evaluation information and other
Integrity assessment relevant information, and passed with wireless signal with cloud server unit using body embedded data administrative unit
Defeated mode carries out data transmission.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (5)
1. oil-gas pipeline Integrity Management platform on line, including cloud server unit, it is characterised in that：The cloud server
Unit is connected with local embedded data administrative unit by wireless signal, and the local embedded data administrative unit is by electricity
Conductor is connected with display function unit, memory function unit and Integrity Assessment unit under line；
Wherein：The cloud server unit for high in the clouds data storage bank, including pipe database, technological parameter, environment ginseng
Number and detection history data；
The local embedded data administrative unit is processed Monitoring Data, and is carried out with the cloud server unit
Good data interchange；
The display function unit is used to show the data message of oil-gas pipeline, is detected with diagrammatic form display pipeline and is commented with risk
The result estimated, realizes the digitlization and visualization of information and result of calculation；
The memory function unit is used for displaying and storage to document, picture and audio-visual format data, it is ensured that meet assessment work(
Can, while can be extended for system later data；
Integrity Assessment unit is based on the research of pipeline integrity evaluation theory and Life cycle information centre under the line
Exploitation, exploitation pipeline integrity evaluates digital module, realizes its Function of Evaluation.
2. oil-gas pipeline Integrity Management platform on line according to claim 1, it is characterised in that：It is described local embedded
Data Management Unit includes pipeline statistics management module, pipe detection management module, pipe detection governing plan module, pipeline inspection
Measurement information management module, pipeline operations management module, pipeline relevant item information management module and pipeline integrity related data
Assessment information module；
Wherein：The pipeline statistics management module be used for manage and count all duct size informations, including operation area, starting point, terminal,
Pumped (conveying) medium, duct length, line size, type, wall thickness, operation time and projected life；
The pipe detection management module is used to detect all pipe detection historical informations, including detection time and detection unit；
The pipe detection governing plan module is used to manage all pipe detection governing plans, including projected life, has detected
Number of times and last time detection time；
The pipe detection information management module is used to detect all pipe detection information, including the reinspection meter for having detected pipeline
Draw, residual life, preventive maintenance scheduling, the detection plan for not detecting pipeline, do not detect reason and risk class；
The pipeline operations management module is used for all pipeline operations, the isoparametric management of technique and storage；
The pipeline relevant item information management module is used to manage all items ready message, pipeline cleaning implementation project letter
Breath, electronics geometry survey inspection project information, interior detection and implement project information and examining report；
The pipeline integrity related data assessment information module is used for the related maintenance Index Assessment letter of all pipeline integrities
Breath, Residual Strength Assessment information, residual life evaluation information and other integrity assessment relevant informations.
3. oil-gas pipeline Integrity Management platform on line according to claim 1, it is characterised in that：Integrality under the line
Evaluation unit includes flaw evaluation module, corrosion rate prediction module, suspended span evaluation module, sits bottom estimation of stability module, heat
Expansion evaluation module, flexing evaluation module, the detection evaluation module together in in-service evaluation module and opportunity risk；
Wherein：The flaw evaluation module be used for inside and outside burn into erosion, recessed damage, crack defect residual intensity evaluation, choose
Suitable evaluation method, standard, carry out the comparative analysis in terms of failure pressure computing formula, safety criterion and failure criteria；
The evaluation content of the corrosion rate prediction module is CO2Corrosion rate appraising model and O2Corrosion rate appraising model, uses
The comprehensive corrosion rate compared in interior detection data is estimated, and obtains the local and overall different corrosion speed of pipeline respectively
Rate；
The suspended span evaluation module is used for following current to magnitude determinations, pipeline intrinsic frequency is calculated with crossing current, following current to crossing current
Calculated to whirlpool frequency meter of releasing, Approximatelyization speed is calculated, and suspended span defect under wave flow action vibration analysis, suspended span defect fatigue is commented
Valency, suspended span section stress inspection, minimum suspended span length computation allowable；
The seat bottom estimation of stability module is calculated for pipeline weight in wet base, vertical estimation of stability, lateral stability evaluation, pipeline
Lateral displacement is checked；
The thermal expansion evaluation module be mainly detection and evaluate in the operating condition pipeline afterbody and afterbody to virtual anchor point it
Between the coefficient of expansion, the final expansion length of pipeline afterbody of each pipe afterbody calculated by temperature using balance method is strained
The overall strain in pipeline that degree, pressure and frictional force cause；
The flexing evaluation module is used to calculate buried required depth at the operational, and for determining in operating condition
Whether lower lateral buckling occurs, and obtains maximum lateral displacement；
It is described to be tested by defective pipeline section together in in-service evaluation module, with reference to its corresponding corrosion rate model,
Residual life for predicting pipeline；
The detection evaluation module of the opportunity risk is used to work as preceding pipeline assessment of remaining strength, the pipeline based on different threat types
CALCULATION OF FAILURE PROBABILITY, and pipeline failure Consequence calculation, pipeline risk are determined, risk assessment and pipeline based on risk assessment
Detection plan.
4. oil-gas pipeline Integrity Management platform on line according to claim 1, it is characterised in that：The cloud server
The wireless signal transmitted between unit and body embedded data administrative unit is WIFI or bluetooth.
5. oil-gas pipeline Integrity Management platform on line according to claim 1, it is characterised in that：The memory function list
Electric connection mode under unit and line between Integrity Assessment unit and local embedded data administrative unit is two-way electrical connection.
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