34results about How to "Reduce risk probability" patented technology

The present invention provides a quantitative evaluation method for failure risk of high-risk petroleum and petrochemical equipment, including the following steps: S1: analyzing the risk factors of failure modes in high-risk petroleum and petrochemical equipment to obtain the hierarchical structure of main failure modes; S2: establishing high-risk equipment The fuzzy fault tree analysis model and the fuzzy event tree analysis model of the system; S3: According to the fuzzy fault tree analysis model and the fuzzy event tree analysis model, establish the fuzzy Bow‑tie Model; S4: determine the fault in the fuzzy fault tree and fuzzy event tree analysis model Occurrence probability of each event in ; S5: Fuzzy risk and sensitivity analysis based on fuzzy Bow‑tie Model. Through the present invention, the quantitative evaluation of risk in the case of missing or uncertain data in risk analysis is realized, and the risk coefficient and risk ranking of key events are calculated, which can guide us to take appropriate equipment maintenance and risk control measures, thereby contributing to Enhance the reliability of high-risk equipment and reduce the probability of major risk accidents.

Embodiments of the present disclosure provide a method and device for establishing backup path, a method and device for selecting backup path. The method comprises a first node in a first IGP domain receiving a response message of successful establishment of a main path from a second node in a second IGP domain through the main path; the first node obtains path information of the main path from the response message; the path information of the main path includes at least SRLG information of a link composing the main path; the first node establishes, according to the path information of the main path, a backup path between the first node and the second node; the SRLG information of a link composing the backup path is different from the SRLG information of the link composing the main path.

The invention relates to a track-ground dual-purpose conveyor applied to forest, fruit and tea gardens and belongs to the technical field of agricultural conveying machinery. The track-ground dual-purpose conveyor applied to the forest, fruit and tea gardens comprises a double track frame, a plurality of conveying units and a traction mechanism. When a freight vehicle needs to be conveyed to a high place from a low place in a mountain and hill area, the freight vehicle is placed on sliding frames, the traction mechanism pulls the highest sliding frame to slide upward, every two adjacent sliding frames are connected through a chain, and thus the traction mechanism can pull all the conveying units to move upward. When the freight vehicle is conveyed to the particular height of the mountain and hill area along with the conveying units, the freight vehicle is moved off from the sliding frames, at the moment, since the freight vehicle is provided with ground wheels, the freight vehicle caneasily run on the particular height of the mountain and hill area, and thus the freight vehicle can run on tracks of the double track frame and the ground of the mountain and hill area, and the dual purpose effect is achieved. The freight vehicle can run on the ground and the tracks.

The invention discloses a safety knowledge graph construction method and a system for a smart power plant. The method comprises the following steps: firstly, collecting data and constructing a knowledge model, and classifying, cleaning and storing the data according to the knowledge model; performing knowledge extraction on the unseparated data of the entity, and constructing a knowledge graph by using a knowledge extraction result and the separated data of the entity; and finally, applying the constructed knowledge graph to different scenes. The invention further discloses a system using the method. Compared with the prior art, the knowledge extraction method based on the features can perform entity extraction more accurately, and relationship extraction can be performed more quickly and accurately by encoding entities and sentences and utilizing a CNN method. The knowledge graph constructed by the invention comprehensively considers the current application situation and demand of safety management of the power enterprise, can effectively reduce the safety risk of the production link of the power plant, is convenient for the enterprise to realize intelligent management in power production, and guarantees the production safety of the power plant.

The invention discloses an internet-basedvehicle charging system. The Internet-basedvehicle charging systemcomprises optimize charging equipment, a plurality ofcharging pile terminals and a plurality of vehicle terminals. The optimize charging equipmentis respectively connected with a plurality of charging pile terminals and a plurality of vehicle terminals,the charging pile terminals comprise a first processor,an output detection module connected to the first processor, a parameter detection module, a storage database and a first communication transmission module, the vehicle terminal connections comprises a second processor, a car memory connected to the second processor, a power detection module, a second processor, a connection matching module and a display terminal. Theinternet-basedvehicle charging systemguides the vehicle to a charging area with the shortest accumulative charging time to reduce the time wasted by the owner in blindly searching, improves the charging efficiency and reduces the waiting time through automatic unplugging and position calibration and positioning, and evaluates the danger of a charging pile in combination with the temperature, humidity and accumulated charging time in the charging pile, and thus improving the service life and safety of the charging pile.

The invention discloses an intelligent environment management system based on the Internet of Things. The system comprises a dust concentration detection module, an oxide detection module, an environment parameter detection module, a noise comparative analysis module, an environment parameter storage database, a particle content analysis module, a data pre-screening processing module, a managementcloud server, an intelligent display terminal and a mobile dust suppression mechanism. According to the invention, whether the dust content and the temperature in the factory reach the explosion danger degree under the combined action can be comprehensively analyzed, and a mode of combining software and hardware is adopted; the mobile dust suppression mechanism is controlled to move to the position of the detection sub-region of which the predicted explosion danger coefficient is greater than a set predicted safety explosion danger coefficient threshold value, so the dust suppression operation is realized, and the explosion risk is reduced; whether the working environment meets the personnel office environment requirements or not can be judged through the statistical working environment matching suppression system, the environmental conditions in the personnel working environment can be visually displayed and analyzed, and the detection accuracy is high.

The invention relates to a risk monitoring method and apparatus for insurance acceptance information. The method comprises the following steps: a monitoring object identifier and a corresponding rating score are obtained, and whether the rating score is lower than a preset rating score is determined; when the rating score is lower than a preset rating score, at least one insurance acceptance identifier corresponding to the monitoring object identifier is obtained as an insurance acceptance identifier to be investigated; insurance acceptance information to be investigated corresponding to the insurance acceptance identifier to be investigated is obtained, a questionnaire is generated according to the insurance acceptance information to be investigated and preset questionnaire template information and sent to a terminal, questionnaire reply information returned from the terminal is received, and whether the questionnaire investigation on the insurance acceptance information to be investigated is passed is determined according to the reply information; if not, the insurance acceptance information to be investigated is sent to an investigation system, and the insurance acceptance information to be investigated is subjected to exception investigation via the investigation system. The insurance acceptance information can be monitored in an intelligent and accurate manner, and therefore risk rates can be lowered.

The invention relates to a commercial tenant credit evaluation method and device, and belongs to the technical field of data processing, and the method comprises the steps: obtaining a plurality of evaluation indexes of a to-be-evaluated commercial tenant, and configuring a plurality of in-mold indexes for a first evaluation model and a second evaluation model according to the evaluation indexes;configuring a first index weight of the in-mold index in the first evaluation model, and calculating a first credit score according to the score of the in-mold index and the first index weight; configuring a second index weight of the in-mold index in the second evaluation model, and calculating a second credit score according to the score of the in-mold index and the second index weight; configuring a first score weight and a second score weight for the first credit score and the second credit score, and calculating the credit score of the to-be-evaluated merchant according to the first credit score, the first score weight, the second credit score and the second credit weight. According to the method, the accuracy of the evaluation result is improved, and the risk rate is reduced.

The invention discloses a method for evaluating the use reliability of airborne electromechanical equipment. The method comprises the steps: analyzing a fault mode of a specific product; counting fault data of the mechanical and electronic parts according to the fault mode; further fitting a product life distribution model; estimating distribution model parameters, respectively calculating fault weights of mechanical and electronic components of the system, then constructing a hybrid distribution model of the system, finally drawing the system reliability curve of target equipment, accuratelyreflecting the reliability level of parts, searching weak links of the system, accurately reflecting the overall reliability level of the system, and providing a basis for reducing the risk rate of the system, designing a preventive maintenance cycle and optimizing the maintenance cost.

The invention discloses a novel beer preparation process. Mixtures of soybean peptide and carbohydrate serve as beer raw materials, and the novel beer preparation process comprises the following steps: 10, mixing the beer raw materials with water for preparing a liquid mixture; 20, adding hops to the liquid mixture, and conducting boiling for a period of time; 30, filtering away thermal coagula generated in the liquid mixture obtained after boiling, and then conducting cooling; 40, injecting the liquid mixture which is cooled into a fermentation tank, introducing beer yeast for conducting fermentation, controlling the fermentation degree of the fermentation raw materials within the range from 60% to 75%, and obtaining beer. According to the novel beer preparation process, soybean peptide and various carbohydrate are used for substituting carbon sources and nitrogen sources in malt, the situation of dependence on malt in the beer industry at present can be changed, the novel preparation process is designed out according to raw material characteristics, so that beer production cost is remarkably lowered, in addition, quality of the beer which is produced out can be guaranteed, mouthfeel is pure, and obvious beer fragrance is obtained.

The invention provides a risk assessment method, a risk assessment device and a risk assessment system, and can be used in the financial field or other fields. The method comprises the following steps: obtaining transformation demand information of software, and determining at least one software service, which is influenced by the transformation demand information, in the software according to thetransformation demand information; calculating an influence probability of each affected software service, and generating to-be-analyzed service influence information which comprises a correspondingrelationship between each affected software service and the influence probability; and processing the to-be-analyzed service influence information by using an analysis model so as to evaluate a risk condition of the to-be-analyzed service influence information, the analysis model indicating a corresponding relationship between each of the plurality of pieces of service influence information and the risk condition. According to the risk assessment method, the risk assessment device and the risk assessment system, the labor cost is reduced so that the subjectivity is low, the judgment is accurate, the risk rate is reduced, and the user experience is improved.

The invention discloses a floor drain type water outlet box of a sectional material, and relates to the technical field of sectional material drainage design. The profile frame comprises a profile frame body, a drainage groove and a water outlet groove are formed in one side of the interior of the profile frame body, a limiting groove is formed in the bottom of the inner wall of the drainage groove, and a drainage mechanism is clamped in the limiting groove. The drainage device has the beneficial effects that a mutual limiting and fixing effect can be formed between the drainage mechanism and the noise reduction water outlet mechanism, the firmness between the drainage mechanism and the noise reduction water outlet mechanism is improved, the probability that the drainage mechanism and the noise reduction water outlet mechanism are loosened due to the influence of external wind power is reduced, and wind blown to the flow guide mechanism at all angles can be shunted and guided; according to the rainwater drainage device, the influence of wind power on rainwater drainage is reduced, part of flow wind power can be utilized to accelerate rainwater drainage, so that the problem of reverse osmosis caused by rainwater accumulation is solved, the wind flowing path can be dispersed and disordered, the wind power is mutually interfered and counteracted, and the effect of low wind noise is achieved.

The invention discloses a system for monitoring and correcting non-standard behaviors of important post operation by an artificial intelligence technology. The system comprises a server, the server isconnected with the cameras, the cameras are divided into a gun taking and warehouse-out behavior recognition camera, a pre-loading wearing recognition and warning behavior recognition camera, a pre-getting off warning behavior recognition camera and an accidental parking or other temporary parking warning behavior recognition camera. The server is connected with the artificial intelligence, the artificial intelligence is connected with the cameras through the server and a network, and the server is further connected with the monitoring command center. Compared with the prior art, the system has the advantages that the risk probability caused by non-standard operation or behavior of workers is reduced; the number and the cost of personnel for monitoring and managing the background of the command center are reduced; the management efficiency is improved; special crew behaviors are standardized; posts and personnel forms are automatically formed as correction statistics reports.

The invention provides bipolar electric coagulation forceps with a cutting function. The bipolar electric coagulation forceps comprise a forceps handle, a first forceps body and a second forceps body,the first forceps body and the second forceps body each comprise a forceps arm and a forceps tip, a driving part is arranged on the first forceps body, a knife outlet part is arranged on the second forceps body, and the driving part actuates the knife outlet part. The blades of the knife outlet part can extend out of the forceps tips. According to the bipolar electric coagulation forceps, a hidden blade structure is adopted, the blades can conveniently stretch out to conduct cutting, cutting can be conducted through simple operation after electric coagulation in the operation process, the operation efficiency is improved, and the risk rate of an operation can be reduced.

The invention provides an offshore wind power operation and maintenance research method, which comprises: operation and maintenance equipment for offshore wind power operation and maintenance, a quality management system for managing and controlling offshore wind power operation and maintenance, an operation and maintenance operation standard for improving offshore wind power operation and maintenance quality, an operation and maintenance team for serving offshore wind power operation and maintenance, an operation and maintenance work management system for improving offshore wind power operation and maintenance work efficiency and an intelligent operation and maintenance system suitable for modern offshore wind power operation and maintenance. According to the invention, the offshore windpower operation and maintenance research method achieves the purpose of providing offshore wind power operation and maintenance services for offshore wind power projects exceeding the quality guarantee period, provides special operation and maintenance services for offshore wind power project developers, reduces the autonomous operation and maintenance cost of the offshore wind power project developers, and substantially improves the operation and maintenance quality and efficiency compared with those of the offshore wind power project developers.

The invention belongs to the technical field of disaster prevention and reduction of power transformation equipment, and particularly relates to a converter transformer tap switch quick pressure release device and method. An oil conservator is connected with a tap switch body through an oil conduit; a tap switch oil pipe on the tap switch body is connected with the first end of a second three-wayoil pipe, the second end of the second three-way oil pipe is connected with a pressure release valve, and the other end of the pressure release valve is connected with a first oil discharge pipe; thethird end of the second three-way oil pipe is connected with the third oil discharge pipe, and the explosion-proof sheet is connected therebetween; the first end of the first three-way oil pipe is connected with a second oil discharge pipe; the other end of the second oil discharge pipe extends into a converter transformer oil pool; and the second end of the first three-way oil pipe is connected with the other end of the first oil discharge pipe; the third end of the first three-way oil pipe is connected with the third oil discharge pipe. The converter transformer tap switch quick pressure release device is simple in structure and high in economy and safety, and when the tapping switch is subjected to interstage short circuit, the pressure of the oil chamber of the tapping switch can be quickly released, combustible insulating oil is isolated, and the accident rate is reduced.

The invention provides a seat behavior safety monitoring method. The invention discloses a device, computer equipment and a storage medium and relates to the safety monitoring technology field. The method comprises steps that scanning is performed through a system log generated in the client; if it is scanned that the system log contains the target keyword, compilation information of a target agent logging in the client at present is further obtained, whether the target agent breaks the rule or not is judged according to the compilation information and the template keyword, and when the rule breaks the rule, a rule breaking notification carrying the number of the target agent is sent to an external monitoring platform. According to the method and the device, the operation of the seat can be recorded in the system log, and the seat cannot modify the system log, so that the host is monitored by periodically scanning the system log, whether the seat has illegal operation or not can be known, the illegal operation is monitored, and the risk rate in the face-to-face signing process is reduced.

The invention discloses an analysis method for water environment risk of a chemical enterprise, which comprises the following steps: establishing an identification table of water environment risk factors of the chemical enterprise, defining each risk factor qualitatively and quantitatively, and endowing corresponding score value; The calculation model of water environmental risk factors score of chemical enterprises was established. According to the score calculation model, the water environmental risk grades of chemical enterprises are divided into three levels: major environmental risk sources, medium environmental risk sources and general environmental risk sources. The corresponding value is obtained by the calculation model of water environmental risk factors score of chemical enterprises, and then divide the water environment risk of chemical enterprises into different grades, The risk identification gateway is moved forward to accurately identify and evaluate the major environmental risk sources existing in enterprises, and the corresponding countermeasures are formulated to eliminate the water environmental risk in the budding state, which is more conducive to the risk prevention and control work of chemical enterprises, and reduces the risk probability of water environment of chemical enterprises.

The invention discloses an anaesthesia method capable of protecting neurological functions of gastroscope patients and belongs to the technical field of anaesthesia methods. A control group comprisesNS+propofol of 1mg/kg, a fentanyl group including fentanyl of 0.8ug/kg and propofol of 1mg/kg; a remifentanil group including remifentanil of 0.5ug/kg and propofol of 1mg/kg; a sufentanil group including sufentanil of 0.08ug/kg and propofol of 1mg/kg; and a nalbuphine group including nalbuphine of 0.10mg/kg and propofol of 1mg/kg. After the dosage of medicines is calculated according to the weightof a gastroscopy patient, the components in each group are diluted to 1ml/kg with a 0.9% sodium chloride injection solution, besides, medicine injection sequence is arranged, the injection speeds ofthe front two medicines are respectively controlled to be 60s according to the scheduled medicine injection sequence and according to a chronograph by a person specially assigned, the medicine injection time at intervals is 60s, the third medicine is continuously injected, the pushing injection speed of the propofol is 1ml/6s, after eyelash reflection disappears, gastroscopy is begun, the propofolof 0.5-1mg/kg is additionally injected appropriately for body movement during a surgery, the pulse rate during the surgery is lower than 50 times/minute, intravenous injection of atropine is performed, the contractive pressure is 30% lower than a basic value, intravenous injection of ephedrine is performed, SPO2 is lower than 90%, and a face guard is used for assisting in breathing.

The invention belongs to the technical field of power distribution network overhead line protection mechanisms, and particularly relates to an overhead line parallel gap protection device for a power distribution network. The device comprises an insulator and a parallel gap protection device, and further comprises a grounding wire extending from a tower pole to the ground surface; the parallel gap protection device comprises a leading-out electrode and a mounting table, wherein the mounting table comprises a horizontal supporting plate and a control cylinder arranged on the supporting plate, the middle of the control cylinder is sleeved with a movable electrode, and a magnet 4d is arranged outside a movable electrode 4c; and a coil 4e is arranged in a control cylinder 4b, a mounting table 4 is provided with a lead-in wire 4f which is electrically connected with a conductive structure at the lower end of an insulator and the overhead transmission line, and the lead-in wire 4f is electrically connected with the movable electrode 4c. The device provided by the invention is simple in structure and convenient to disassemble and assemble, and the gap of parallel protection can be automatically adjusted according to the intensity of instantaneous current and voltage.