Digital twin monitoring system and method

Abstract

The invention discloses a digital twinning monitoring system and method, and relates to the technical field of digital twinning. Comprising a data acquisition module, a digital twin module, a control center and a sound-light alarm module, the data acquisition module is connected with the input end of the digital twin module and is used for acquiring real-time data; the digital twin module is connected with the input end of the control center and used for receiving the real-time data and constructing a digital twin model so as to determine the personnel state in real time; the control center is connected with the input end of the sound-light alarm module and used for determining the number of abnormal expressions according to the state of the personnel and judging whether early warning needs to be carried out or not; and the sound-light alarm module is used for carrying out early warning on the abnormal state of the personnel. The position information of the personnel is monitored in real time, so that the safety and health of the personnel are ensured, the abnormal behaviors of the personnel are found in time, the state of the personnel is known in real time, and the efficiency and the safety are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of digital twins, and in particular to a digital twin monitoring system and method. Background Art

[0002] Digital twin is a technology that makes full use of data such as physical models, sensors, and operation history, integrates a simulation process of multiple disciplines, multiple physical quantities, multiple scales, and multiple probabilities, and completes mapping in a virtual space, thereby reflecting the entire life cycle process of the corresponding physical equipment. Digital twin is a concept that goes beyond reality and can be regarded as a digital mapping system of one or more important and interdependent equipment systems.

[0003] With the continuous progress of technologies such as networks, communication technologies, sensor technologies, and artificial intelligence, the intelligent industrial field has developed vigorously, and digital twin technology has also become a new direction for the next generation of industrial intelligence. Digital twin is a generally applicable theoretical and technical system that can be applied in many fields, and is more applied in fields such as product design, product manufacturing, medical analysis, and engineering construction.

[0004] Personnel positioning refers to the technology of accurately positioning the location of personnel in a specific place by using various positioning technologies. Personnel positioning technology is mainly applied to places that require real-time monitoring, management, and ensuring the safety of personnel, such as large factory areas, warehouses, hospitals, schools, shopping malls, etc. The application scope of personnel positioning technology is very wide. For example: on the factory production line, by positioning workers, their working status and efficiency can be monitored in real time, and their safety can be ensured; in the hospital, by positioning medical staff, the efficiency and quality of medical services can be improved, and the needs of patients can be responded to in a timely manner; in the school, by positioning students, the management and safety guarantee of students can be realized, and campus safety can be improved; in the shopping mall, by positioning customers, the analysis and statistics of customer behavior can be realized, and the sales efficiency and customer satisfaction can be improved.

[0005] Currently, the existing personnel positioning technologies mainly include GPS positioning: using the Global Positioning System (GPS) for personnel positioning, which is suitable for outdoor places; RFID positioning: by applying radio frequency identification technology (RFID) to personnel positioning, accurate positioning of personnel in indoor places can be achieved; Bluetooth positioning: using Bluetooth signals for positioning, precise positioning indoors can be achieved; UWB positioning: Ultra-Wideband technology has very high positioning accuracy and can achieve high-precision positioning indoors; WiFi positioning: positioning is carried out through the strength and time difference of WiFi signals, which is suitable for precise positioning indoors and within a limited range. However, how to use digital twin technology to achieve real-time and accurate monitoring of personnel positions is still a problem to be solved.

[0006] Therefore, it is an urgent problem for those skilled in the art to propose a digital twin monitoring system and method to solve the difficulties existing in the prior art. Summary of the Invention

[0007] In view of this, the present invention provides a digital twin monitoring system and method, which can monitor the position information of personnel in real time to ensure the safety and health of personnel, timely detect abnormal behaviors of personnel, understand the status of personnel in real time, and improve efficiency and safety.

[0008] To achieve the above object, the present invention adopts the following technical solutions:

[0009] A digital twin monitoring system includes: a data acquisition module, a digital twin module, a control center, and an audible and visual alarm module; wherein,

[0010] The data acquisition module is connected to the input end of the digital twin module and is used for acquiring real-time data;

[0011] The digital twin module is connected to the input end of the control center and is used for receiving real-time data, constructing a digital twin model, and thus determining the status of personnel in real time;

[0012] The control center is connected to the input end of the audible and visual alarm module and is used for determining the number of abnormal expressions according to the status of personnel and judging whether early warning is needed;

[0013] The audible and visual alarm module is used for giving early warning of the abnormal status of personnel.

[0014] In the above system, optionally, the data acquisition module includes a camera, an infrared detector, an environmental detector, a temperature sensor, an LBS positioning unit, and a navigation electronic map unit which are arranged in parallel;

[0015] The camera is used for acquiring visible light images;

[0016] The infrared detector is used for acquiring infrared images;

[0017] The environmental detector is used for acquiring surrounding environmental information;

[0018] The temperature sensor is used for acquiring temperature information;

[0019] The LBS positioning unit is used for obtaining the position information of personnel through the GSM network;

[0020] The navigation electronic map unit is used for providing map drawing, map operation, and map retrieval functions for personnel.

[0021] In the above system, optionally, the digital twin module includes a data receiving unit, a model updating unit, and a data processing unit which are connected in sequence;

[0022] A data receiving unit, used for receiving real-time data;

[0023] A model updating unit, used to update the generated digital twin model according to real-time data;

[0024] The data processing unit is used to perform data analysis and processing based on the digital twin model to generate scene data, and to visually monitor the scene data to determine the status of personnel in real time.

[0025] In the above system, optionally, the control center includes a processing unit, a judgment unit, a monitoring unit and a control unit connected in sequence;

[0026] A processing unit, for determining the number of abnormal expressions according to the status of the personnel;

[0027] A judgment unit, used to judge whether the number of abnormal expressions exceeds the standard;

[0028] The monitoring unit is a remote monitoring device via a mobile phone or PC terminal;

[0029] The control unit is used to control the sound and light alarm module to adjust / cancel the alarm state.

[0030] In the above system, optionally, the sound and light alarm module includes a speaker and an indicator light unit connected in sequence;

[0031] The indicator light unit includes a red LED light, a yellow LED light, and a green LED light.

[0032] A digital twin monitoring method, using any one of the above digital twin monitoring systems, comprises the following steps:

[0033] Collect real-time data;

[0034] Receive real-time data and build a digital twin model to determine personnel status in real time;

[0035] According to the status of the personnel, determine the number of abnormal expressions and judge whether an early warning is needed;

[0036] Provide early warning of personnel abnormal status.

[0037] It can be seen from the above technical solutions that, compared with the prior art, the present invention provides a digital twin monitoring system and method, which has the following beneficial effects:

[0038] (1) The present invention monitors the location information of personnel in real time to ensure the safety and health of personnel, and promptly detects abnormal behavior of personnel, understands the status of personnel in real time, and improves efficiency and safety;

[0039] (2) The overall situation of the monitored personnel is reflected through the digital twin model. After fusing various monitoring data for judgment, the accuracy of dangerous situation identification and prediction is improved, and false alarms and missed alarms are reduced.

[0040] (3) The digital twin model can clearly indicate the location where abnormal situations occur, facilitating quick viewing by users. The status of the monitored personnel can be viewed in real time through a remote mobile terminal. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only the embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on the provided drawings.

[0042] Figure 1 It is a block diagram of a digital twin monitoring system provided by the present invention;

[0043] Figure 2 It is a flowchart of a digital twin monitoring method provided by the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0044] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of them. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0045] Refer to Figure 1 As shown, the present invention discloses a digital twin monitoring system, including: a data acquisition module, a digital twin module, a control center, and an audible and visual alarm module; wherein,

[0046] The data acquisition module is connected to the input end of the digital twin module and is used to collect real-time data;

[0047] The digital twin module is connected to the input end of the control center and is used to receive real-time data, construct a digital twin model, and thus determine the personnel status in real time;

[0048] The control center is connected to the input end of the audible and visual alarm module and is used to determine the number of abnormal expressions according to the personnel status and judge whether early warning is required;

[0049] The audible and visual alarm module is used to give early warning of the abnormal status of personnel.

[0050] Further, the data acquisition module includes a camera, an infrared detector, an environment detector, a temperature sensor, an LBS positioning unit, and a navigation electronic map unit which are arranged in parallel;

[0051] The camera is used to collect visible light images;

[0052] The infrared detector is used to collect infrared images;

[0053] The environment detector is used to collect surrounding environment information;

[0054] The temperature sensor is used to collect temperature information;

[0055] The LBS positioning unit is used to obtain personnel location information through the GSM network;

[0056] The navigation electronic map unit is used to provide map drawing, map operation, and map retrieval functions for personnel.

[0057] Specifically, the data collected by the data acquisition module is preprocessed and analyzed, such as data cleaning, data association, data conversion, etc. The data after data processing can effectively match the input of the digital twin module.

[0058] Further, the digital twin module includes a data receiving unit, a model updating unit, and a data processing unit which are connected in sequence;

[0059] The data receiving unit is used to receive real-time data;

[0060] The model updating unit is used to update the generated digital twin model according to the real-time data;

[0061] The data processing unit is used to perform data analysis and processing based on the digital twin model to generate scenario data, and perform visual monitoring on the scenario data, so as to determine the personnel status in real time.

[0062] Specifically, first, the digital twin model is constructed, including:

[0063] Create a digital twin model, and the digital twin model includes an initial digital twin object;

[0064] The digital twin model is used to manage digital twin objects. For example, create and delete digital twin objects, store multiple digital twin objects on different timelines, select digital twin objects on different timelines, modify and save the digital twin objects under the current timeline;

[0065] Add one or more digital twin objects to the digital twin model, that is, click the root node of DigitalTwinNode to add digital twin objects; all digital twin objects are arranged according to the preset timing rules, and save the currently created digital twin model.

[0066] The main functions provided by the digital twin object include: serialization, deserialization, loading, unloading, and the twin's own timeline. The digital twin object mainly uses DigitalTwinNode (twin scene display rule file, tree node) for memory and disk data transmission. The concept of a digital twin object in a 3D scene is a SceneObject. The location of the object instantiation is in DigitalTwinNode. DigitalTwinNode provides general interfaces such as serialization, deserialization, loading, and unloading.

[0067] Visual monitoring uses Sidu Technology's 3D visual integrated management and control platform. The platform uses advanced 3D modeling and visualization technology to accurately replicate complex scenes and build a realistic virtual environment. It has powerful comprehensive management and control functions, can access data in real time, display equipment operating status, environmental parameters and other information, and support intelligent analysis and early warning.

[0068] Further, the control center includes a processing unit, a judgment unit, a monitoring unit and a control unit connected in sequence;

[0069] A processing unit, for determining the number of abnormal expressions according to the status of the personnel;

[0070] A judgment unit, used to judge whether the number of abnormal expressions exceeds the standard;

[0071] The monitoring unit is a remote monitoring device via a mobile phone or PC terminal;

[0072] The control unit is used to control the sound and light alarm module to adjust / cancel the alarm state.

[0073] Specifically, the processing unit obtains real-time data on personnel status; divides the real-time data into multiple data intervals according to a preset time interval; determines the number of sampling values in each data interval that exceeds the corresponding numerical interval according to a preset numerical interval; and converts the number of sampling values into the corresponding number of abnormal expressions according to a preset numerical interval, wherein the preset numerical interval is set as needed.

[0074] Further, the sound and light alarm module includes a speaker and an indicator light unit connected in sequence;

[0075] The indicator light unit includes a red LED light, a yellow LED light, and a green LED light.

[0076] In a specific embodiment, the following contents are included:

[0077] Collect visible light images through a camera, infrared images through an infrared detector, surrounding environment information through an environment detector, temperature information through a temperature sensor, obtain personnel location information through a GSM network by an LBS positioning unit, and the navigation electronic map unit provides map drawing, map operation, and map retrieval functions for personnel;

[0078] Preprocess and analyze the collected data, such as preprocessing like data cleaning, data association, data conversion, etc.;

[0079] Construct a digital twin model. After the digital twin model is constructed, the data processing unit performs data analysis and processing to generate scenario data, and conducts visual monitoring on the scenario data, thereby determining the personnel status in real time;

[0080] The control center determines the number of abnormal expressions according to the personnel status, and judges whether the number of abnormal expressions exceeds the standard; when the number of abnormal expressions exceeds the standard, it controls the sound and light alarm module to give an alarm; users who conduct remote monitoring on a mobile phone or PC terminal can view the detailed situation at the location of the personnel where the early warning occurs. If the situation is urgent, emergency measures are taken.

[0081] And Figure 1 Corresponding to the above-mentioned system, the embodiment of the present invention also provides a digital twin monitoring method, and its flowchart is as Figure 2 shown, including the following steps:

[0082] Collect real-time data;

[0083] Receive real-time data, construct a digital twin model, thereby determining the personnel status in real time;

[0084] According to the personnel status, determine the number of abnormal expressions, and judge whether early warning is needed;

[0085] Give an early warning for the abnormal status of personnel.

[0086] In this specification, each embodiment is described in a progressive manner. The key point of each embodiment is to illustrate the differences from other embodiments. The same or similar parts among the embodiments can be referred to each other. For the method disclosed in the embodiment, since it corresponds to the system disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the system part for explanation.

[0087] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A digital twin monitoring system, characterized in that, include: Data acquisition module, digital twin module, control center and sound and light alarm module; among them, A data acquisition module is connected to the input terminal of the digital twin module and is used to collect real-time data; The digital twin module is connected to the input terminal of the control center to receive real-time data and build a digital twin model to determine the status of personnel in real time; The control center is connected to the input end of the sound and light alarm module, and is used to determine the number of abnormal expressions according to the status of the personnel and determine whether an early warning is needed; The sound and light alarm module is used to warn of abnormal personnel conditions.

2. A digital twin monitoring system according to claim 1, characterized in that: The data acquisition module includes a camera, an infrared detector, an environmental detector, a temperature sensor, an LBS positioning unit and a navigation electronic map unit arranged in parallel; A camera, for collecting visible light images; Infrared detector, used for collecting infrared images; Environmental detector, used to collect surrounding environment information; Temperature sensor, used to collect temperature information; LBS positioning unit, used to obtain personnel location information through the GSM network; The navigation electronic map unit is used to provide personnel with map drawing, map operation and map retrieval functions.

3. A digital twin monitoring system according to claim 1, characterized in that: The digital twin module includes a data receiving unit, a model updating unit, and a data processing unit which are connected in sequence; A data receiving unit, used for receiving real-time data; A model updating unit, used to update the generated digital twin model according to real-time data; The data processing unit is used to perform data analysis and processing based on the digital twin model to generate scene data, and to visually monitor the scene data to determine the status of personnel in real time.

4. A digital twin monitoring system according to claim 1, characterized in that: The control center includes a processing unit, a judgment unit, a monitoring unit and a control unit connected in sequence; A processing unit, for determining the number of abnormal expressions according to the status of the personnel; A judgment unit, used to judge whether the number of abnormal expressions exceeds the standard; The monitoring unit is a remote monitoring device via a mobile phone or PC terminal; The control unit is used to control the sound and light alarm module to adjust / cancel the alarm state.

5. A digital twin monitoring system according to claim 1, characterized in that: The sound and light alarm module includes a speaker and an indicator light unit connected in sequence; The indicator light unit includes a red LED light, a yellow LED light, and a green LED light.

6. A digital twin monitoring method, characterized in that, A digital twin monitoring system according to any one of claims 1 to 5 is applied, comprising the following steps: Collect real-time data; Receive real-time data and build a digital twin model to determine personnel status in real time; According to the status of the personnel, determine the number of abnormal expressions and judge whether an early warning is needed; Provide early warning of personnel abnormal status.

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