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30 results about "Management engineering" patented technology

Intelligent large-scale shield tunnel management system based on BIM and AI

InactiveCN106897813AEasy to visualize managementEasy to monitorResourcesInformation repositoryState of art
The invention relates to an intelligent large-scale shield tunnel management system based on BIM and AI. The system comprises a time management subsystem used for regulating and managing the construction process and construction matters, a BIM management subsystem used for planning and managing the space position of materials and equipment and mobilisation & demobilisation, and an AI intelligent subsystem used for predicting resources needed by future construction and optimizing resource configuration in advance according to learning about known engineering. Compared with the prior art, the system is advantaged in that the time is the main line, the integral construction process is regulated and managed, and man-machine-material regulation is carried out; the space is the support, the BIM management subsystem is used for planning and managing the space position of the materials and the equipment and mobilisation & demobilisation; data is taken as the root, an engineering information database is managed and is taken as learning resources of the AI intelligent subsystem, an intelligentization level is improved continuously, the three are mutually independent and are associated through the data, visual management and monitoring on the tunnel shield construction process are facilitated, and construction experience references for subsequent engineering are facilitated.
Owner:TONGJI UNIV

Monitoring system and method for push-movement type landslide-slide-resistant pile model test

The invention discloses a monitoring system and method for a push-movement type landslide-slide-resistant stake model test. The monitoring system comprises a model frame, a landslide model, a slide-resistant pile model, a rear edge pushing force monitoring unit, a slope surface displacement monitoring unit, a deep portion displacement monitoring unit, a soil pressure monitoring unit, a slide-resistant pile transformation and wear-stress monitoring unit and a slope surface temperature field monitoring unit. The landslide model is arranged in the model frame, the slide-resistant pile model is arranged in the landslide model in a buried mode, the rear edge pushing force monitoring unit is used for monitoring rear edge load pushing force of the landslide model, the slope surface displacement monitoring unit is used for monitoring slope surface displacement of the landslide model and stake top displacement of the slide-resistant pile model, the deep portion displacement monitoring unit is used for monitoring the inner portion of the landslide model, the soil pressure monitoring unit is used for monitoring the soil pressure of the inner portion of the landslide model and the soil pressure around a pile of the slide-resistant pile model, the slide-resistant pile transformation and wear-stress monitoring unit is used for monitoring the inner portion of a pile body of the slide-resistant pile model, and the slope surface temperature field monitoring unit is used for monitoring an area slope surface temperature field of the slide-resistant pile model. According to the monitoring system and method for the push-movement type landslide-slide-resistant pile model test, the situation that landslide which belongs to a geographical disaster happens can be effectively prevented and controlled, and the validity and the security of slide-resistant pile management engineering are improved.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)

Engineering data processing method and system for engineering model selection

The invention provides an engineering data processing method and system for engineering model selection. The method includes uploading and loading of engineering data between client model selection software and a database server in an engineering model selection management process. The uploading and loading process includes first presetting model selection data and pre-loading the data to the database server to be stored, then receiving unit parameters and work condition parameters of the engineering data transmitted from a client and required to be loaded, searching for model selection data matched with the unit parameters and the work condition parameters in the database server according to the received unit parameters and the received work condition parameters and loading the matched model selection data to the client model selection software. The engineering data processing method and system for the engineering model selection can timely update current model selection engineering data, facilitates loading of the engineering data by users and meanwhile avoids engineering data loss.
Owner:GREE ELECTRIC APPLIANCES INC

Application virtualization technique based computing cluster job management system and method

The invention discloses an application virtualization technique based computing cluster job management system and method through which engineering computing job can be managed effectively, and complexity in high-performance computing cluster operation and maintenance is lowered. The system comprises a WEB graphic user interface module and an engineering computing module; wherein, the WEB graphic user interface module is used for acquiring engineering computing job and parameter information inputted by a user, and transmitting the engineering computing job and parameter information to the engineering computing module; the engineering computing module is deployed on a high-performance computing cluster, and is used for analyzing the parameter information and executing the engineering computing job according to the analyzed parameter information; the WEB graphic user interface module is further used for monitoring the running status of the cluster.
Owner:BEIJING COMPUTING CENT

Assisted engineering design and development management system

Methods and systems for engineering design and management, can include constructing an engineering workflow development environment into an industrial automation control system, wherein the engineering workflow development environment speeds-up and manages engineering design and development activities and one or more phases with respect to the industrial automation control system. A workflow engine can operate within the engineering workflow development environment, wherein the workflow engine allows a user to track and modify the status of any of the phases.
Owner:HONEYWELL INT INC

Construction project field management information acquisition and subsequent application processing technology

The invention discloses construction project field management information acquisition and subsequent application processing technology. A construction project field management engineer adopts a mobile phone short message or multimedia message mode to send working information of each construction field in real time to a system center via a public wireless communication network or a self-built local wireless communication network; the system center separates contents and pictures in the short messages or multimedia messages, and a database is built; according to construction project management needs, the system automatically generates working logs; through searching and initial sorting functions, according to certain conditions, compilation of data such as the construction quality and the process are sorted and generated, and a foundation is laid for compiling the quality of the special project and the process; and administrators such as a project management person can query relevant management logs of the field engineer according to authorization and assess the working condition of the engineer. Thus, the field management working level and the efficiency are enhanced.
Owner:吴晓铭

Method for promoting volatile chlorinated hydrocarbons to reduce and decompose through electrical stimulation

The invention discloses a method for promoting volatile chlorinated hydrocarbons to reduce and decompose through electrical stimulation, which relates to a method for promoting volatile chlorinated hydrocarbons to degrade, and aims to solve the technical problems that existing methods for reducing anaerobic organisms of volatile chlorinated hydrocarbons are slow in degradation velocity, not complete to decompose and easy to produce poisonous and harmful intermediates. The method for promoting the volatile chlorinated hydrocarbons to reduce and decompose through the electrical stimulation comprises steps: 1 preparation of culture medium; 2 enrichment and reinforcement of functional floras; 3 configuration of anaerobic culture; 4 purification of enriched bacterial liquid; 5 construction and start of a biological electrochemical reactor system; and 6 operation of the biological electrochemical reactor system. The method for promoting the volatile chlorinated hydrocarbons to reduce and decompose through the electrical stimulation is a biological method by utilizing a bioelectrochemistry system to promote microorganisms to reduce volatile chlorinated hydrocarbons by adding voltage stimulation. The method for promoting the volatile chlorinated hydrocarbons to reduce and decompose through the electrical stimulation can achieve degradation rate above 95% in 24h, can reduce pollutants containing the volatile chlorinated hydrocarbons, and is used in environmental management engineering.
Owner:HARBIN INST OF TECH

Entry-level construction engineering management system

The invention provides an entry-level construction engineering management system. The entry-level construction engineering management system comprises a supplier management system, a branch managementsystem, an office management system, a talent resource management system, a contract management system, an engineering management project system, an engineering financial management system and a business management system which are in related connection, wherein the supplier management system is applied to a purchasing and supply management platform of construction industry material suppliers, the branch management system is for special full-platform management of each branch, the operation management system is for daily company operation management, the talent resource management system is an engineering and technical talent management and evaluation system, the contract management system is for management of all the engineering contracts, the engineering project management system is forwhole-process management of each project, the engineering financial management system is combined with the project management system to realize integrated financial project management, and the business management system is an engineering business form management system. The system is advantaged in that a single engineering management system function problem in the prior art is solved, and a problem that the system cannot be applied to a large number of engineering is solved.
Owner:HUBEI FUTAI BUILDING DECORATION ENG

Solution system for managing engineering based on engineering app

The invention provides a solution system for managing engineering based on engineering appolution system based on engineering app management engineering, and belongs to the field of smart communities.According to the invention, installation and debugging of a current project are carried out separately; and the construction period is too long. Key points of the technical scheme are as follows: thedevice comprises; Tthe system comprises an engineering app and an engineering management platform, the engineering app is connected with the engineering management platform; the engineering management platform comprises a basic information configuration module, a record table, a data verification mechanism, a business management background and a record query background. A device configuration process, a project debugging process, a project acceptance checking process and an inspection reporting process are sequentially carried out in the project app, corresponding data information is generated after the processes are completed, and the corresponding data information is inquired and configured by entering a project management platform. According to the method and the system, after an engineer installs the intelligent equipment, whether the intelligent equipment runs normally or not and whether communication between the intelligent equipment and other equipment is normal or not can be directly detected through the engineering app, so that the construction period is shortened.
Owner:SICHUAN CHANGHONG ELECTRIC CO LTD

Device and method for solving medium layer blockage in ecological management engineering

The invention discloses a device and method for solving medium layer blockage in ecological management engineering. The device structurally comprises a biological surfactant solution tank, an ultrasonic generator, ultrasonic vibration rods, a stainless steel flat strip, a hollow vibration conducting and liquid conveying rod structure and a medium layer structure. The hollow vibration conducting and liquid conveying rod structure is connected with the medium layer structure; the ultrasonic generator is connected with the ultrasonic vibration rods; the ultrasonic vibration rods are in rigid connection with the hollow vibration conducting and liquid conveying rod structure through the stainless steel flat strip; the biological surfactant solution tank is connected with the upper end of the hollow vibration conducting and liquid conveying rod structure through a water outlet hose. The hollow vibration conducting and liquid conveying rod structure comprises a hollow vibration conducting andliquid conveying rod, holes, a lock nut and a threaded bayonet. Compared with the prior art, the device and the method have advantages that the problem of medium layer blockage in ecological management engineering of constructed wetlands, soil infiltration treatment systems, artificial quick infiltration systems and the like at present can be effectively solved in short time, and a promising application prospect is achieved.
Owner:SHANGHAI WATERWAY ENG DESIGN & CONSULTING

Engineering project construction management completion settlement whole process management system

The invention provides an engineering project construction management completion settlement whole-process management system, and the system comprises an intelligent engineering cloud platform which is used for integrating and managing engineering resource data, and extracting basic settlement data of engineering project construction management according to the engineering resource data; the completion settlement platform is used for converting and processing the basic settlement data through a preset report module to generate a corresponding completion settlement report; the control terminal is used for receiving and displaying the completion settlement report; through grading completion settlement, the accuracy of completion settlement is improved, the risk that data is lost and is not perceived is reduced, and meanwhile through data refined management, real-time collection and updating and cloud computing deployment, the processing efficiency of platform data processing is improved.
Owner:BEJING NEW AIRPORT CONSTR HEADQUARTERS +1

Method and system for creating and managing engineered time standards

According to one embodiment of the invention, a computerized method for managing time standards includes receiving a set of work instructions associated with the manufacturing of a part and receiving an association of each work instruction of the set of work instructions with one or more of a plurality of time standard templates. Each time standard template includes a task associated with the manufacturing of the part at a task center, one or more variables associated with the task, one or more variables associated with the task center, and an algorithm operable to determine a time value associated with the task. The time value represents a time period to complete the task. The computerized method further includes receiving a change to one of the variables associated with the task, generating a plurality of time standards associated with the work instructions, and storing the time standards in a database.
Owner:LOCKHEED MARTIN CORP

Data organization mode, system and device and storage medium

The invention relates to a data organization mode. The data organization mode comprises the steps of creating a specific object of a data space class; wherein the specific object of the data space class is used for managing engineering data and mode information; customizing the data type of the engineering data in the current engineering business demand based on the type definition; creating a data entity object corresponding to the engineering data based on the data type; according to the data entity object, creating a view object and / or a document object and / or a graphic object associated with the engineering data, and delivering the created data entity object, view object and / or document object and / or graphic object to the data space object for management; and storing the specific object of the data space class. Engineering data is divided into document type data, graphic data and relational data, an organization module of a related data type is provided, support of data in any form can be achieved, and therefore the data organization mode can be suitable for data exchange in the full life cycle of the engineering industry.
Owner:北京博超时代软件有限公司

Building engineering management platform

The invention provides a building engineering management platform. The platform comprises a supplier management system, a branch company management system, an office management system, a talent resource management system, a contract management system, an engineering project management system, an engineering financial management system and a service management system which are correlatively connected, wherein the supplier management system is used for a purchase and supply management platform of a building industry material supplier; the branch company management system is used for special all-platform management of all branch companies; an operation management system is used for daily operation management of a company; the talent resource management system is used for a managing and evaluating system of engineering technical talents; the contract management system is used for managing all engineering contracts; the engineering project management system is used for all-process management of each project; the project financial management system is combined with the project management system, so that the project and finance integrated management is realized; and the service managementsystem is used for a management system in an engineering service form. According to the platform, the problems that an engineering management system is single in function and cannot be suitable for alarge amount of engineering in the prior art are solved.
Owner:福泽润森(武汉)科技股份有限公司

Pipeline survey system

The invention relates to the technical field of surveying and mapping, and aims to provide a pipeline surveying system, which comprises a data acquisition module, a background and a management module;the management module comprises mode configuration, engineering management, engineering configuration and pipe point pipeline operation; the mode configuration is used for configuring parameter information according to specification standards of different local areas; the project management is used for newly establishing or deleting projects; the engineering configuration is used for configuringa local standard of a project, and inputting and storing attribute information of surveyed pipe points in a background in sequence; the pipe point pipeline operation is used for drawing a pipeline anda pipe point, and the pipeline and the pipe point generate a two-dimensional map model; and in combination with the attribute information of the pipe points acquired by the data acquisition module, the attribute information of the positions, the pipe diameters and the pipe lengths of the pipe points on the two-dimensional map model are edited, a three-dimensional map model is generated, the flowcondition in the pipe is simulated by the three-dimensional map model, and the flow value of the pipe is displayed. The pipeline survey system has the effect of efficiently managing the underground sewage pipeline.
Owner:厦门市博业众成测绘有限公司

Electric power project process management and stage conformance analysis method

InactiveCN112381493AEasy to manageReduce investment decision errorsForecastingOffice automationFeasibility studyProject type
The invention relates to the technical field of electric power projects, and discloses an electric power project process management and stage conformance analysis method, which comprises the followingsteps: S1, positioning project types; s2, feasibility study of a project: controlling the investment range and direction macroscopically, and improving project management; s3, performing constructionperiod management of the engineering project; s4, ensuring and controlling the quality of the engineering project; managing the construction cost of the electric power engineering project; s6, performing project construction tracking response; and S7, providing a project completion acceptance report. According to the electric power project process management and stage conformance analysis method,comprehensive requirements of engineering contracts for project safety, applicability, economy, attractiveness and other performance within a specified period of time are guaranteed for engineering projects, so that the cost control in the electric power engineering project can adopt a series of supervision measures for the actual cost expenditure of the project on the premise of ensuring that the project quality, the construction period and the like meet the contract requirements.
Owner:YANTAI POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER

A team-level construction project management system

The present invention proposes a team-level construction project management system, including related connected supplier management system, branch company management system, office management system, human resources management system, contract management system, project management project system, project financial management system and The business management system and the supplier management system are used for the procurement and supply management platform of material suppliers in the construction industry; the branch company management system is used for the full platform management of each branch company; the operation management system is used for the company's daily operation management; human resources management The system is used for the management and evaluation system of engineering and technical personnel; the contract management system is used for the management of all engineering contracts; the project project management system is used for the whole process management of each project; the project financial management system is combined with the project management system to realize project financial projects Integrated management; the business management system is used in the management system of the engineering business form. The invention solves the problem that the project management system in the prior art has a single function and cannot be applied to a large number of projects.
Owner:福泽润森(武汉)科技股份有限公司

Method and platform for assisting in managing engineers

The invention discloses a method for assisting in managing engineers. The method comprises the following steps: acquiring parameter information of target equipment; generating an operation record of the target equipment according to the parameter information; and analyzing the operation record to generate an auxiliary management decision. The invention also discloses a platform for assisting in managing the engineers. According to the method and the platform provided by the invention, the time spent in the engineering on the maintenance of certain equipment in a certain hospital can be accurately recorded, and each step of operation of an engineer in the problem checking process can be recorded. According to the data, the problems of engineers with low maintenance efficiency are analyzed in a targeted mode, the link with the longest consumed time is found out, the engineers are trained and assessed in a targeted mode, the maintenance efficiency of the engineers for the medical equipment is greatly improved, and manpower resources are saved.
Owner:北京绪水互联科技有限公司

Electromechanical engineering management system

PendingCN113222312AAccurate control of progressAccurate cost controlOffice automationResourcesTerminal equipmentInternetware
The invention provides an electromechanical engineering management system, which is mainly connected with a management center server through a terminal device of a manager and a terminal device of a proprietor via an internet. The electromechanical engineering management system comprises: a terminal device which is a user of the electromechanical engineering management system and comprises the manager and the proprietor, wherein the terminal device is connected with the management center server through the terminal device and the internet; a management center server which comprises engineering information of an electromechanical engineering special case and is connected with the user through the internet to provide service; and an electromechanical engineering management application program which exists in the management center server and comprises a management operation interface, an owner picture operation interface, an engineering statistics operation interface and an engineering plan operation interface, so that an integrated innovation system for jointly checking and managing engineering information, progress and scheduling is constructed.
Owner:钜镒工程有限公司

Communication engineering progress management system and method based on data analysis

PendingCN111080112AEfficient managementCoordinate constructionResourcesOriginal dataComputer science
The invention discloses a communication engineering progress management system and method based on data analysis. The system comprises: a warehouse end platform for managing original data of engineering materials; an engineering terminal application which is used for responding to the operation of the construction party and inputting construction data of an engineering site; a data processing server which is used for carrying out data analysis processing on the construction data input by each engineering terminal application according to a first preset strategy to obtain processed data; and adata presentation platform which is used for presenting the processed data at the front end according to a second predetermined strategy. The project progress can be managed more efficiently, planningof a reasonable construction scheme is facilitated, the overall construction link is coordinated, construction procedure connection is optimized, the construction efficiency is improved, the projectquality is guaranteed, and the construction cost is controlled.
Owner:北京电旗连江科技发展有限公司

Windproof heat-preservation hood for microorganism solidification process in low-temperature environment and use method for windproof heat-preservation hood

The invention provides a windproof heat-preservation hood for a microorganism solidification process in low-temperature environment and a use method for the windproof heat-preservation hood. The windproof heat-preservation hood is composed of a double-layer air inflation hood, a pressing-covering thin film and ground nails. In a cold and dry season, the requirements for temperature and humidity ofmicroorganism accumulation can be maintained utilizing a maintenance hood, a reinforcement reaction is made to proceed continuously, and certain strength and reinforcement effect are obtained. The windproof heat-preservation hood for the microorganism solidification process in low-temperature environment and the use method for the windproof heat-preservation hood can be used in a microorganism sand-fixation wind-protection engineering and can also be used in a desert management engineering.
Owner:HOHAI UNIV

A construction project management platform

The invention proposes a construction project management platform, including related connected supplier management system, branch company management system, office management system, human resource management system, contract management system, project management project system, project financial management system and business management system, the supplier management system is used for the procurement and supply management platform of material suppliers in the construction industry; the branch company management system is used for the full-platform management of each branch company; the operation management system is used for the daily operation and management of the company; the human resources management system is used for The management and evaluation system for engineering and technical personnel; the contract management system is used for the management of all engineering contracts; the engineering project management system is used for the whole process management of each project; the engineering financial management system is combined with the project management system to realize the integration of project financial projects management; the business management system is used for the management system of the engineering business form. The invention solves the problem that the project management system in the prior art has a single function and cannot be applied to a large number of projects.
Owner:福泽润森(武汉)科技股份有限公司

Rotating equipment foundation natural frequency adjusting device and adjusting method thereof

The invention belongs to the technical field of vibration management engineering for large-scale rotating equipment of nuclear power plants, and particularly relates to a rotating equipment foundationnatural frequency adjusting device and an adjusting method thereof. An equipment foundation base, a plurality of rib plates, screw jacks, screw rods and nuts B are included; each screw jack includesa screw jack female piece, a screw jack male piece and a plurality of nuts A, wherein the screw jack female piece and the screw jack male piece are in threaded connection through the nuts A; the rib plates and the screw rods are in threaded connection through the nuts B to form a frame structure to be placed outside the equipment foundation base, and the screw jacks are axially installed into theequipment foundation base. By means of the rotating equipment foundation natural frequency adjusting device and the adjusting method, the foundation stiffness of existing rotating equipment foundations is adjusted in internally-supporting and externally-pressing manners, the natural frequency is increased, and the technical problem of staying away from a resonance zone is solved.
Owner:JIANGSU NUCLEAR POWER CORP

A load-bearing operating type floating island and its construction method

The invention relates to a weight-bearing business type floating island and a construction method, and belongs to the technical field of ecological comprehensive management engineering. The construction method comprises the following steps: constructing a flat construction field of a certain specification nearby a construction water area; assembling and splicing a floating island in the construction field; adding a plant growth matrix in a foamed substrate buoyancy bag; planting evergreen aquatic plants, aquatic flowers and herbal plants in the matrix; carrying and placing a prepared weight-bearing business type floating island in an immobile water area, and fixing or combining to obtain the weight-bearing business type floating island. Depending on a landscape construction demand, water surface is provided with a rowable weight-bearing business type floating island or production business type floating island. The weight-bearing business type floating island has the advantages of low construction cost, short construction time, easiness in operation and management of construction in a large area and wide application, and is applicable to lakes, large-area water areas and the like; the floating island is favorable for full development of ecological, ornamental, productive and economic benefits of the weight-bearing business type floating island.
Owner:云南今业生态建设集团有限公司

An entry-level construction project management system

The present invention proposes an entry-level construction project management system, including related connected supplier management system, branch company management system, office management system, human resource management system, contract management system, project management project system, project financial management system and The business management system and supplier management system are used for the procurement and supply management platform of material suppliers in the construction industry; the branch company management system is used for the full platform management of each branch company; the operation management system is used for the company's daily operation management; human resources management The system is used for the management and evaluation system of engineering technical personnel; the contract management system is used for the management of all engineering contracts; the engineering project management system is used for the whole process management of each project; the engineering financial management system is combined with the project management system to realize project financial projects Integrated management; the business management system is used in the management system of the engineering business form. The invention solves the problem that the project management system in the prior art has a single function and cannot be applied to a large number of projects.
Owner:HUBEI FUTAI BUILDING DECORATION ENG

A kind of treatment method to improve the germination rate of Salix chinensis seeds

The invention discloses a treatment method for improving the germination rate of willow willow seeds, which relates to the technical field of plant seed seedling raising, and its specific steps are: (1), seed harvesting; (2), seed screening and air-drying; (3) , high temperature treatment; (4), seed germination. The method is simple and easy to operate, low in management cost, simple in technical requirements, easy to popularize and apply, and can be widely used in the engineering technology of slope willow seedling raising and slope ecological restoration and control.
Owner:YUNNAN UNIV

Front-end engineering scaffold and engineering suite creating method, equipment and medium

The embodiment of the invention discloses a front-end engineering scaffold, an engineering suite creating method, equipment and a medium, and the front-end engineering scaffold comprises an engineering suite basic function module and a function expansion module, wherein the basic function module is used for creating and managing an engineering suite; and the function expansion module is used for establishing connection between the created engineering suite and a preset service function module, so that the created engineering suite has a service function of the preset service function module. According to the technical scheme disclosed by the embodiment of the invention, the problem of low efficiency of building the engineering suite by using the existing front-end engineering scaffold is solved, front-end business developers can pay attention to the business solution of the developed business in the business development process without paying attention to the operation mechanism of the bottom layer of the development project, and the front-end service development efficiency can be improved.
Owner:BEIJING YOUZHUJU NETWORK TECH CO LTD

Building engineering cost and progress management system and method based on BIM technology

The invention discloses a building engineering cost and progress management system and method based on a BIM technology. The method comprises the following steps: simulating a construction cost progress association model in advance according to a historical optimal BIM model and a corresponding final BIM model of each construction unit; collecting to-be-managed project information, creating a BIM model according to a multi-party building project modeling mode, inputting the created BIM model into the cost progress association model, and predicting a project cost progress scheme; and regularly acquiring the project process, importing a project progress file into the BIM model, determining a current project cost progress, comparing the current project cost progress with a predicted final project cost progress, generating an adjustment scheme according to a comparison result, issuing the adjustment scheme to the construction organization for progress adjustment. According to the method, the final project cost progress schemes of different construction parties are predicted through the pre-constructed association model, so that progress adjustment management can be performed according to appropriate places of the different construction parties.
Owner:付颖

An automatic frequency conversion cathodic protection station control method for suppressing DC interference in subway

ActiveCN107805816BSuppresses DC InterferenceSolve the problem of abnormal operationPower flowFrequency conversion
The invention discloses an automatic variable-frequency cathode protection station control method for restraining subway direct current interference. The automatic variable-frequency cathode protection station control method for restraining the subway direct current interference comprises the following content that firstly, test data in the earlier stage general testing period are collected; secondly, a typical position on a pipeline is selected; thirdly, targeted testing is carried out on the typical position; fourthly, the position of a station control point is determined; and fifthly, automatic variable-frequency cathode protection power source equipment is determined. The automatic variable-frequency cathode protection station control method for restraining the subway direct current interference integrates the functions of subway direct current interference restraining and forged current cathode protection. The automatic variable-frequency cathode protection power source equipmenthas the capacity to adjust and control current, and the interference restraining effect is remarkable. The corrosion speed of the buried steel pipeline in the action range is controlled to be smallerthan 0.01 mm / year. Restraining of the subway direct current interference is realized through a cathode protection station inside a station yard / valve chest, and the automatic variable-frequency cathode protection station control method for restraining the subway direct current interference has the advantages of being small in investment, reducing occupied land and being convenient to construct compared with the method of drainage improvement along the pipeline. The maintenance and management engineering amount is small after the subway direct current interference preventing measure is taken.
Owner:CHINA PETROLEUM ENG & CONSTR +1
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