71 results about "Engineering humans" patented technology

The invention provides a method for computing equivalent elastic parameters of a fiber reinforced composite material, and belongs to the technical field of calculation of statics performance parameters of composite materials. A composite material micro-structure model is established by using an XCT (X-ray computed tomography) technology and more approaches a true situation; important parameters affecting elasticity modulus, such as fiber bundle shape, fiber volume ratio, porosity and pore distribution, can be automatically obtained without a hypothesis. The method is more reasonable, higher in computation accuracy, and more universal in flow; various paradoxical hypotheses and complicated mathematical derivations are eliminated, and an engineer accepts and masters the method more easily.

The invention discloses an integrated five-prevention operation ticket system-based programmed control system, which is a novel mode for implementing programmed operation of a substation. The system automatically remotely controls the completion of operation items configured to be subjected to programmed control in sequence from operation tickets which have been subjected to simulation preview. In the system, running states of intervals and the operation tickets switched between the running states are not needed to be preset before the commissioning, and the operation tickets are made out before operation. The system allows prestore tickets and heavy load tickets in an operation ticket system framework, so the system also supports various preset soft strap programmed control operations. Meanwhile, the system supports and matches a computer key for field operation. The integrated five-prevention operation ticket system-based programmed control system has the advantages of not needing presetting the running states of the intervals, or presetting the operation tickets switched between the running states, or performing complicated inspection and acceptance work before acceptance of works, and saving programmed control configuration of engineers and the inspection and acceptance work of operating personnel for the programmed control tickets. A part which is required to be remotely controlled manually at a background originally is changed into an automatic execution part so as to accord with a rule of first preview and then operation.

A numerical control machining tool feeding and retracting track interference check method based on dynamic visualization is characterized in that firstly, through machining operation built by click engineers in a CAM system, a part process model is automatically read, the machining track of the operation is calculated, tool feeding and retracting parameter information included in the operation is obtained, and the operation machining track can be modified by manually inputting the parameter information. Any face in the part model is clicked, interference check is performed on a certain macroelement of the machined track according to the clicked face, and the check condition is instantly fed back to the engineers. The method is good in visualization, good in flexibility, high in accuracy, good in interaction and capable of improving the work efficiency of the engineers, rehandling of the engineers is avoided, the engineers can visually check the interference condition of the machining track and the part, and instant modification is performed.

The invention provides a BIM (Building Information Modeling)-based engineering personnel control system and method. The system comprises portable wireless pulse positioning equipment, a base station, a computer database and an intelligent mobile terminal, wherein the portable wireless pulse positioning equipment has a GIS-based positioning application module for positioning an engine, is connected with a signal sent by the base station through an emitted wireless pulse signal, and transfers positioning data into the computer database through WLAN (Wireless Local Area Networks); the base station is connected with the portable wireless pulse positioning equipment through an emitted microwave signal, and tracks personnel positioning information data; the computer database stores positioning data and transfers the data to the intelligent mobile terminal through the WLAN and an intelligent open API (Application Programming Interface); intelligent mobile terminal represents three-dimensional precise positioning of the personnel positioning information through the BIM. According to the invention, the system terminal user can implement 3D and 2D positioning, 1D distance measurement and regional presence detection, accurate personnel positioning, and the combination of BIM.

The invention belongs to the field of aviation strength test numerical simulation, and particularly relates to a fastener load-deformation curve numerical simulation method comprising the steps of: abstracting a mechanical model according to an actual structure containing a fastener, forming a finite element numerical simulation model, and carrying out simulated analysis. According to the method disclosed by the invention, the numerical simulation method of a rivet load-deformation curve is established, and the fastener load-deformation curve is obtained through the numerical simulation analysis; the simple numerical simulating calculation is adopted to replace a test, and the fastener load-deformation curve satisfying the engineering requirements is obtained under the circumstance that the precision is not reduced; the simulated analysis method is simple, and the computational efficiency is high; the distribution bottleneck of precisely confirming fastener strength in an engineering structural analysis is solved, and the technical support is provided for engineers in adopting a commercial finite element software to analyze the riveted structure ultimate bearing capacity; the research and development progress of an airplane structure is accelerated, and the research and development costs of a new airplane are saved.

The invention relates to the field of underground engineering monitoring and measuring devices and particularly provides a real-time observation device for surrounding rock displacement of underground engineering. The real-time observation device for surrounding rock displacement of underground engineering comprises a displacement transfer rod and an internal anchoring end connected with the displacement transfer rod; the displacement transfer rod is also connected with a displacement data acquisition device inside the surrounding rock; the displacement data acquisition device inside the surrounding rock comprises a bracket, a laser transmitting and receiving vertical column and a mirror device; the mirror device is hinged between the bracket and the left end of the displacement transfer rod; the laser transmitting and receiving vertical column comprises a laser transmitter, a laser sensor, a display and a length scale arranged along the longitudinal direction; the laser sensor and the display are in signal connection with a microprocessor respectively; the microprocessor is in signal connection with a wireless communication module; and the wireless communication module is in wireless signal connection with a monitoring host. The internal displacement data of the surrounding rock of the underground engineering can be monitored accurately and in real time, the displacement data can be transmitted to the monitoring host in a remote monitoring room, and an engineering person can perform real-time monitoring conveniently.

The present invention discloses a system and method of a foundation pit and underground engineering intelligent monitoring based on a Revit platform. The monitoring system comprises: an information collection module configured to collect monitoring data in real time and consisting of a collector configured to collect data in real time and a plurality of sensors; a transmission module configured to upload information collected by the collector to a server in real time; the server configured to lead data into a Revit platform; the Revit platform configured to create a foundation pit and underground engineering three-dimensional model, lead data collected by the collector from the server for comparison analysis, display an analysis result to users and uploading the analysis result to a cloud storage module; and the cloud storage module configured to store an equal proportion foundation pit and underground engineering three-dimensional model, the information collected by the information collection module and the analysis result of the Revit platform. The system and method of the foundation pit and underground engineering intelligent monitoring based on the Revit platform greatly improve monitoring efficiency, allow engineers to understand engineering data in real time, effectively avoid the occurrence of accidents and provide guarantee for safety construction.

The invention provides an analysis method for the critical rotational speed of a rotor based on a probability box frame, and relates to the bearing-rotor system dynamics. The method includes the steps of establishing a finite element model of a structure; describing a bearing support and other boundary conditions of the rotor as spring stiffness and damping in two directions; quantifying the uncertainty of each input parameter; calculating the critical speed of a rotor system under different parameter combinations through commercial finite element software; using a probability box method to analyze experimental results. The probability box can simultaneously describe the problems which simultaneously exist in stochastic uncertainty and cognitive uncertainty; existing probability models, interval numbers and evidence structures can be directly transformed into the form of probabilistic boxes, and the uncertainty described by the probability box is in accordance with engineering customs, and can be easily accepted and used by engineering personnel.

The invention belongs to the technical field of coal mining and discloses a method for judging mining feasibility of middle residual coal in a complex residual mining area. The method includes: firstly, clarifying rock formation conditions of upper and lower coal seams in the complex residual mining area according to geologic columns of a mining area; secondly, acquiring relevant parameters according to specific occurrence conditions of the coal seams and existing mine data; thirdly, deducing a maximum damage depth of a lower interlaminated rock formation in mining of an upper coal seam and a damage range of an overlying rock formation in mining of a lower coal seam according to elastic-plastic basic theories; fourthly, judging mining feasibility of the middle residual coal on the basis of multiple mining influences, caused by mining of upper and lower coal seams, of the middle residual coal. The method is easy for engineers to master and apply, non-renewable resources are utilized reasonably and effectively, enormous market economic benefits can be created, and mine service life can be prolonged.

A method applicable to monitoring of a dynamic construction page of a service application comprises a component construction method and a page configuration method that are matched to achieve a particular implementation process. The method comprises the steps: designing an appearance of a component via an interactive design of a UI (user interface), designing an interface of the component, performing a realization design of the component, designing a data feature value to allow the component to acquire relevant data from a background, rendering the data into the component to form a component representation matched with the design, and finally configuring the component, wherein the interface of the component is also a configuration manner of the component; the realization process of the component is actually to accomplish a transition from component interface design to final component application design; and the development of each component include logical codes JS and display codes HTML+CSS (hypertext markup language + cascading style sheet). The method forms a complete set of a perfect page configuration procedure and method, and allows different engineering persons to focus on respective responsible fields.

The invention discloses application research of an in-vivo tumor engineering human oophoroma tumor model established on the basis of an injectable collagen aquogel composite human oophoroma cells in a noninvasive subcutaneous injection form to a nude mouse. The injectable collagen aquogel stent used as a substrate material is compounded with human oophoroma cell SKOV3 to noninvasively establish the in-vivo tumor engineering human oophoroma tumor model at the nude mouse subcutaneous tissues; and compared with the traditional human oophoroma tumor model established in an independent cell injection mode under the condition of no stent material, the detection on the tumor model indicates that the malignancy of the human oophoroma tumor established on the basis of the injectable collagen aquogel is higher, and is more approximate to that of the human oophoroma tumor, and the in-vivo tumor model established in such a mode has smaller trauma possibility. The tumor model established by the method has higher tumor formation rate (up to 95%), which is about 15% higher than the traditional mode, thereby providing a more reliable tumor model for further research.

The invention discloses a real-time transmission and remote control method for relay protection device human-computer interfaces. Aiming at different relay protection device human-computer interface systems, a device side program and a PC side software tool are developed, and an image processing and transmission technology is utilized to achieve real-time representation and remote control over the device human-computer interfaces. On the basis that schemes such as image collection, run length encoding compression, image transmission and restoration are designed well, the image transmission control is achieved, the problem that when devices are provided with no liquid crystal display or liquid crystal displays are damaged, the devices can not be monitored normally is solved, the defect that remote control over the device interfaces cannot be achieved in the prior art is overcome, meanwhile, engineers can utilize a PC to debug and operate devices more conveniently, and the method plays an important role in relay protection devices and monitoring systems. In addition, the scheme of the method is not affected by updating of the device program or changing of configuration files, and the method has high practicability under the condition that various regions have different requirements for the devices currently.

The invention discloses a visual liquid crystal display operation system. The system comprises the steps that 1, a test fixture is provided; 2, a model to be tested is input through a human-machine exchange module; 3, configuration parameters are imported; 4, a display screen is connected with the fixture through an LCD interface; 5, a CPU conducts electrification detection on a display module, reads the ID of the display module and whether current conforms to a configuration file, initializes the display screen if yes, and conducts electricity supply interruption and gives an alarm if not; 6, whether an image is abnormal is judged, it is concluded that the tested display screen is qualified if not, and it is concluded that the tested display screen is unqualified if yes. The system has the advantages that different interfaces are configured through software on the premise that hardware is unchanged, and operation on different interfaces and different types of hardware is simplified; information of tested products can be saved and loaded directly next time, repetitive work of engineers is greatly simplified, and working efficiency is improved.

The invention provide a project schedule management system, comprising a data management module, a data inquiry statistic module, a data relation coordinating module and a user information management module. The system is mainly used for the tracking and controlling in each section by engineering project managing personnel, and for organizing, guiding, coordinating and supervising supervision departments, construction departments and relevant departments to in time carry out effective measures to regulate the project schedule plan. The invention provides an effective platform for dealing with various project failures of a project and each section work of a complicated project and enhancing the work efficiency of the project, thus greatly enhancing the work efficiency of project personnel and management personnel, fully realizing electronic inspection, and meeting the informatization management requirement.

The invention provides a cost optimizing calculation method for on-site operation. The method includes the following steps that S1, basic task list types are established, and object content and operation types are defined for all the basic task list types; personnel files are established for all engineers, and proficiency degree parameter setting and operation quality grade setting are performed for all the operation types of all the object content to form the personnel files; S2, task lists are obtained, and the object content and positions and operation types of objects of all the task lists are obtained; S3, position information of all the engineers is obtained; S4, the distance between the position of any engineer and the position of any object is calculated to obtain distance parameters; S6, S2, S3 and S4 are repeatedly executed. According to the cost optimizing calculation method for on-site operation, all the task lists and engineers are integrated, and optimizing calculation is performed on cost, which provides more favorable evidences for a scheduling strategy.

The invention belongs to the technical field of communication engineering, and particularly relates to a communication engineering construction whole process engineering consultation management systemwhich comprises an engineering information cloud storage module, an engineering information drawing input module, an engineering personnel information input module, an engineering progress information input module, an engineering information query management module and an engineering material information input module. The engineering drawing information, the engineering progress information, theengineering personnel information and the engineering material information are stored through the engineering information cloud storage module; a user can access the storage information of the cloud through the engineering information query management module; therefore, the progress of the whole project can be known, the progress of the project can be known at any time, and material use and personnel configuration on any project node can also be known, so that great convenience is brought to managers to perform corresponding adjustment and management on the project, and the quality of the project is effectively ensured.

The invention belongs to the field of underground engineering construction, and discloses a method for constructing a tunnel and adjacent historical buildings. The processing method comprises the steps of: (a) quantizing closeness levels of the tunnel and existing historical buildings; (b) evaluating current safety levels of the existing historical buildings; (c) analyzing a safety risk level of constructing the tunnel close to the historical buildings, and according to the safety risk level, determining a specific response solution of neighbor historical building protection and control; and (d) tracking and observing influence of tunnel construction on foundation settlement of the historical buildings in real time, and carrying out real-time feedback and active control on safety states of the historical buildings. By the method disclosed by the invention, when tunneling construction safety is ensured, engineering cost is saved, and a positive guidance decision is provided for an engineer for safety management on historical buildings around tunnel construction; and the method is particularly suitable for integral protection and control on historical building groups close to tunnel construction.

A building construction quality safety monitoring system based on BIM relates to the information management technology field. The system is used to increase production efficiency, save cost and shorten a construction period. The method is characterized by according to the structure characteristic of cross-river tunnel engineering, establishing the BIM model of the cross-river tunnel engineering; during a cross-river tunnel engineering construction process, when a quality safety problem is generated, marking a problem area in the BIM model by a supervisor, filling in or uploading a problem listin an on-line mode, and automatically pushing to correlation engineering personnel so that the correlation engineering personnel can check the problem area in the BIM model, take pictures on site andreply and solve the problem; and according to the reply and measures, carrying out checking by the supervisor.

The invention relates to the technical field of engineering project management, in particular to a digitalized bridge construction system based on the BIM model, which comprises a model establishing module which is used for establishing a bridge BIM three-dimensional model and can establish a topographic model around a bridge and divide the BIM three-dimensional model into a plurality of plate models, wherein the plate models are decomposed into a plurality of part models according to the machining process requirements; an information sharing platform which is used for information sharing among engineering personnel; an engineering operation terminal which is used for formulating a part process, providing a part forming method, simulating splicing and checking errors; and a construction information display terminal which is used for acquiring process information and splicing information of constructors. According to the digitalized bridge construction system based on the BIM model provided by the invention, the plates can be quickly arranged, the material loss is effectively reduced, and the quality and efficiency of constructors in bridge construction can be improved.

The invention relates to a barrier-free passage civil air defense door of a civil air defense engineering entrance. The barrier-free passage civil air defense door comprises a door leaf, a door frame,hidden closing locks and dual-axis double hinges. The lower portion of the door leaf is provided with sealing beams and sealing beam lifting mechanisms. The sealing beam lifting mechanisms comprise inverted-L-shaped vertical connecting rods, cranks, shaft seats, bearings, sealing beam lifting mechanism transmission shafts, double-inlet and double-outlet reversing reducers and sealing beam liftinghandles. The double-inlet and double-outlet reversing reducers are arranged in the middles of the sealing beam lifting mechanism transmission shafts, and rotating arms are arranged in the hidden closing locks. According to the civil air defense door, a sill protruding out of the ground is omitted, passage at ordinary times is facilitated, quick closing in position can also be achieved in wartime,and the protection and airtight functions are achieved. The barrier-free passage civil air defense door is suitable for protection and airtight of the civil air defense engineering personnel and vehicle entrance, the problem of unbalanced stress of the beams and lock heads is solved, the stress is uniform, opening and closing are flexible, and operation is convenient.

The invention discloses a bridge structure crack health monitoring analysis method. The bridge structure crack health monitoring analysis method comprises the following steps: according to a bridge structure cracking condition, a plurality of crack sensors are arranged on the cracks of the key stress parts of a selected structure; framework acquisition and transmission equipment remotely monitor and acquire the original monitoring crack numerical value acquired by the transmission equipment; the data processing is carried out on the received original monitoring crack numerical value; the threshold value alarm on the total width and the month speed is given according to the processed original monitoring crack numerical value. According to the method, cracks are evaluated and analyzed through the development tendency and the development rate of cracks, and then the threshold value early warning is carried out when the crack development rate and the absolute width exceed a certain limit value. As a result, the cracks of the bridge structure can be effectively monitored in real time, so that the unattended alarm function is realized. After the system judges that the monitoring value exceeds a threshold value, the alarm information is pushed to the engineering personnel. Therefore, the engineering personnel can arrive at the site for treatment at the first time, and the use safety of the bridge is guaranteed.

The invention discloses a multi-robot communication system based on 2.4G wireless radio frequency chips, in particular to a multi-robot communication system of which multiple robots are capable of detecting environmental information in a dangerous environment and transmitting the information in a specific point-to-multipoint communication mode. The system comprises at least three robots; each robot at least comprises a body, a controller, a motion mechanism, a sensor assembly and one of the 2.4G radio frequency chips, wherein the sensor assembly is connected with the controller for collectingthe environmental information; one of all the robots is used as a host robot, and the rest robots are used as slave robots; and point-to-multipoint communication is achieved between the host robot andthe slave robots. The system is applicable to dangerous scenes, engineering personnel can remotely detect environmental data, the breadth of environmental information detection is increased advantageously, the information detection efficiency is improved, and the personal safety of engineering personnel is ensured.

The invention discloses a BP neural network heating system energy consumption prediction method based on similar sample screening. The method comprises the following steps successively: constructing an initial training sample set A, screening main influence factors, and constructing a training sample set; constructing an influence factor matrix B, calculating a comprehensive similarity coefficient, and screening similar sample subsets; and constructing a final training sample set; predicting energy consumption of heating system of building by utilizing BP neural network. According to the method, the problem that a traditional BP neural network heating system is low in energy consumption prediction precision is solved, the method is simple, the process is easy to calculate, the accuracy ishigh, and engineering personnel can master and learn the energy consumption easily; the method is suitable for predicting the energy consumption of the heating system of the building.

The invention discloses a data processing method and a system of production engineering of a transformer, wherein the method comprises the steps: receiving login information which is input by a user and carrying out verification, when the login information passes through the verification, distributing corresponding use permission to the user, wherein the use permission corresponds to the login information which is input by the user; when the use permission is use permission of an engineer, receiving an engineering parameter which is input by the user, calling a preset gauge database and an iron core performance database, automatically outputting an engineering scheme of the production engineering of the transformer with the lowest cost according to the input engineering parameter, and storing the engineering scheme into an engineering design database. Guide wire gauge standards are stored in the gauge database. Iron core performance parameters of the transformer under different engineering parameters, engineering schemes and cost of engineering schemes are stored in the iron core performance database.

The invention provides an intelligent engineering helmet and belongs to the technical field of helmets. The helmet comprises a shell, an AR display eyepiece, a camera device and a matched control circuit, wherein the AR display eyepiece and the camera device are arranged on a helmet brim in the shell, and the control circuit comprises a CPU module and a data transmitting and receiving module, a GPS positioning module, a distance detection module, a brain wave detection module, a storage module and a power module which are connected with the CPU module. The shell is also provided with a micro auxiliary camera module; the AR display eyepiece comprises an eyepiece frame arranged on the front lower end face of the helmet brim through a six-dimensional adjusting mechanism and a display eyepiecearranged in the eyepiece frame. A control circuit and a functional module of the helmet are improved; on the basis of a traditional engineering helmet, the helmet integrates the functions of on-sitecamera shooting, AR display, people positioning, danger warning, visual scheduling, detection of the working state of a wearer and the like, the working efficiency of engineering workers is improved,and meanwhile, formed electronic working records are convenient for tracing and inquiring afterwards.