Design method of regional state intelligent monitoring device

Abstract

The invention relates to a design method of a regional state intelligent monitoring device. The design method comprises the following steps: S1, designing an equipment working schematic diagram: determining a connection relationship between equipment and each module; s2, designing a power supply module, wherein a power supply comprises a power conversion circuit conversion part and an integrated control protection assembly part; s3, designing a signal processing module, wherein the detection content comprises pedestrian detection, open fire detection and smoke detection; s4, designing an Ethernet switching module; s5, designing a CAN communication module; s6, designing an analog quantity acquisition module; and S7, designing a processing module. The device can collect ship bottom layer sensor data, receive external CAN communication and Ethernet data, analyze the data through the processing module, and display a result through the display control module. The main functions comprise monitoring of the operation environment and the equipment state and fault reporting, the functions of pedestrian detection, open fire detection, smoke detection and the like are achieved, and intelligent management of the equipment is achieved.

Description

Technical Field

[0001] The present invention relates to a design method of an intelligent monitoring device, and more specifically to a design method of an area status intelligent monitoring device. Background Art

[0002] When a ship is sailing at sea, it will be affected by various factors, such as waves, wind and waves, etc. Sometimes extreme weather will also have some impact on the ship and the equipment itself, and sometimes even endanger the personal safety of the crew. Therefore, in response to the above situations, a regional status intelligent monitoring device is designed to monitor the ship and personnel information in real time, and take corresponding actions in time to ensure the safety of equipment and personnel.

[0003] The regional status intelligent monitoring device consists of a display and control module, a processing module, a CAN communication module, an analog acquisition module, a signal processing module, an Ethernet switching module, a power supply module, etc. The regional status intelligent monitoring device is responsible for collecting underlying sensor data, receiving external CAN communication and Ethernet communication data, and the processing module performs data analysis and processing, and the display and control module serves as a comprehensive display output of the host computer.

[0004] The present invention provides a design of an intelligent regional status monitoring device, which mainly realizes the following three functions: one is to evaluate the hardware of the operating environment and collect data; the second is a self-check function, which detects the status of the equipment itself and monitors the status in the cabin, and has a fault reporting function. The display and control module is used as a comprehensive display output of the upper computer, and the status monitoring data in the cabin is displayed in the form of charts, etc., to realize intelligent management; the third is to use the video information of the environment through the signal processing module to perform detection technology, open flame detection, and smoke detection on personnel. Summary of the invention

[0005] In order to solve the problems existing in the prior art, the present invention provides a design method of a regional status intelligent monitoring device, and the specific scheme is as follows:

[0006] A design method for a regional status intelligent monitoring device, the regional status intelligent monitoring device includes a display and control module, a processing module, a CAN communication module, an analog quantity acquisition module, a signal processing module, an Ethernet switching module, and a power supply module; the regional status intelligent monitoring device is responsible for collecting underlying sensor data, receiving external CAN communication and Ethernet communication data, and the processing module performs data analysis and processing, and the display and control module is used as a host computer for comprehensive display output; the design method includes the following steps:

[0007] S1. Design the working principle diagram of the equipment: determine the connection relationship between the equipment and each module;

[0008] S2. Design power supply module: The power supply includes power conversion part and integrated control and protection component part;

[0009] S3. Design signal processing module: detection contents include pedestrian detection, open flame detection, and smoke detection;

[0010] S4. Design Ethernet switching module;

[0011] S5. Design CAN communication module;

[0012] S6. Design analog quantity acquisition module;

[0013] S7. Design processing module.

[0014] Furthermore, the equipment in S1 includes an external adapter socket installation plate, a filter, a switch, an AC fan assembly, a switching power supply, a terminal block, a CPCI computer, a display and control module, and multiple compatible information collection and data interfaces; the equipment leads to 3 Gigabit power supply interfaces, which are interconnected with external Gigabit network equipment to power it and complete data transmission and collection; it leads to multiple DC24V power supply interfaces to power external devices; video information is displayed through the display and control module to achieve real-time monitoring and real-time analysis.

[0015] Furthermore, the power conversion circuit part of S2 is composed of an input filter component, a PFC component, a DC / DC converter component, an output sampling component, an output switch component, an output filter component, an output protection component, an integrated control and protection component, a serial communication component and a temperature monitoring component; the DC / DC modules all use high-frequency switching power supply modules and soft-switching DC / DC modules to effectively reduce the generation of switching noise and increase the operating frequency of the power supply; at the same time, the static power consumption of the DC / DC modules is controlled.

[0016] Furthermore, the detection frequency of the three detection algorithms of pedestrian detection, open flame detection and smoke detection in S3 is not less than 1 time / second; the detection rate of pedestrian detection is not less than 95%; the detection rate of open flame detection is 85%; and the detection rate of smoke detection is 80%.

[0017] Furthermore, the S4 single board realizes the interconnection of multiple network nodes, and each port has an independent and fixed bandwidth; the Ethernet switching module is equipped with 16 Gigabit Ethernet channels, including 8 external channels, 2 channels to the processing module, 2 channels to the signal processing module, 2 channels to the display and control module, 2 channels to the spare slot, 3 channels to the noise sensor, 1 RS485 interface, power supply and slot identification interface.

[0018] Furthermore, S5 provides a completely electrically isolated CAN channel. The CAN communication baud rate is programmable in the range of 20Kbps to 1Mbps. It adopts photoelectric isolation, DC / DC power supply isolation and TVS surge protection interface, supports independent or redundant working modes, and has board-level fault diagnosis function; the CAN communication module is equipped with 12 CAN interfaces, 1 RS485 interface, bus and power supply and slot identification interface; the CAN communication module is a CPEX bus module, integrating 12 independent CAN interfaces, and the terminal resistance of each interface can be set by jumper; the CAN communication module reports module fault information through RS485; the CAN communication module receives CAN data from external devices, and the FPGA controller on the module sends the communication data to the processing module through the PCIE bus.

[0019] Furthermore, the analog quantity acquisition module in S6 adopts a single-ended input form and has a self-diagnosis function. It can automatically reset and restart when a fault occurs in the module operation, and supports hot plugging; the analog quantity acquisition module is equipped with 16 analog quantity interfaces, 1 RS485 interface, bus and power supply and slot identification interface; the analog quantity acquisition module is a CPEX bus module with 16-channel analog signal acquisition function; the analog quantity acquisition module can report module fault information through RS485; the analog quantity acquisition module collects 4-20mA current signals from external sensors or equipment, and the FPGA controller sends the collected data to the processing module through the PCIE bus.

[0020] Furthermore, the processing module CPU of S7 adopts Loongson 3A2000, with no less than 8GB DDR3 on board and a 512G electronic disk; the processing module is equipped with 2 10 / 100 / 1000M adaptive Ethernet interfaces, 4 RS232 serial ports, 4 USB interfaces, 1 PS / 2 keyboard interface, and 1 PS / 2 mouse interface; the main processing module is equipped with BMC and IPMI management module, which remotely monitors the physical key health characteristics of the motherboard through IPMI.

[0021] Furthermore, the signal processing module is provided with 1 Gigabit network interface, 1 spare 100M network interface, 1 RS485 interface, power supply and slot identification interface.

[0022] Furthermore, the signal processing module is a non-bus block, which is mainly used to process external video data information, report module fault information through RS485, and communicate with the processing module or external Ethernet interface device through the Ethernet switching module.

[0023] Beneficial effects:

[0024] The present invention provides a design method for a regional status intelligent monitoring device, which specifically includes the following advantages:

[0025] (1) Through the signal processing module, comprehensive analysis of environmental data is carried out to achieve high-precision pedestrian detection, open flame detection and smoke detection, effectively improving the detection frequency and accuracy, ensuring real-time monitoring; it can better obtain the status information of different areas in the cabin and effectively meet the needs of regional environmental management.

[0026] (2) The equipment has a self-checking function and can monitor its own status in real time. The monitoring results can be intuitively displayed through the display and control module, so that faults can be discovered and reported in time, reducing safety hazards.

[0027] (3) The CAN communication and Ethernet communication modules are used to realize the efficient collection and transmission of multi-channel data. The processing module can quickly analyze the data and output the results, which improves the response speed of the system. By collecting the underlying sensor data, the status of the cabin and personnel information is monitored. After data analysis and processing, the display and control module is used as the comprehensive display output of the upper computer to realize intelligent management.

[0028] (4) The power module reduces noise and power consumption and extends the service life of the equipment through high-frequency switching power supply and soft switching technology.

[0029] (5) Each module is designed with redundant protection function to ensure the stability and reliability of the system. In particular, the CAN communication module and analog acquisition module can automatically reset in the event of a fault to ensure the continuous operation of the system. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is the electrical principle block diagram of the regional status intelligent monitoring device.

[0031] Figure 2 This is the bottom plate layout diagram of the regional status intelligent monitoring device.

[0032] Figure 3 It is the main view of the regional status intelligent monitoring device.

[0033] Figure 4 It is a side view of the regional status intelligent monitoring device.

[0034] Figure 5 It is a bottom view of the regional status intelligent monitoring device.

[0035] Figure 6 It is a three-dimensional diagram of the regional status intelligent monitoring device. DETAILED DESCRIPTION

[0036] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with examples. The examples are only used to explain the present invention and do not constitute a limitation on the protection scope of the present invention.

[0037] A regional status intelligent monitoring device is designed to obtain regional environmental status information.

[0038] The specific technical solution adopted by the present invention is as follows:

[0039] Step 1, design of equipment working principle diagram;

[0040] Step 2, power module design;

[0041] Step 3, signal processing module design;

[0042] Step 4, Ethernet switch module design;

[0043] Step 5, CAN communication module design;

[0044] Step 6, analog quantity acquisition module design;

[0045] Step 7, processing module design;

[0046] Optionally, in step 1, the method for designing the device working principle diagram is as follows:

[0047] Step 11: Use CAD software to make a preliminary design of the equipment. Draw the connection relationship between each device and each module on the CAD software page. The specific connection relationship is as follows: Figure 1 shown.

[0048] Step 12: As can be seen from the schematic diagram, the device uses a variety of information collection and data interfaces, and these interfaces are compatible and can adapt to different interface forms of the measured object. The device leads to 3 Gigabit power supply interfaces, interconnects with external Gigabit network devices, supplies power to them and completes data transmission and collection; leads to multiple DC24V power supply interfaces to power external devices; displays video information through the display and control module to achieve real-time monitoring and real-time analysis.

[0049] Optionally, in step 2, the power module is designed, and the specific design method is as follows:

[0050] Step 21, the power supply consists of two parts, one is the power conversion part, and the other is the integrated control and protection component part. The power conversion circuit part consists of an input filter component, a PFC component, a DC / DC converter component, an output sampling component, an output switch component, an output filter component, an output protection component, an integrated control and protection component, a serial communication component, and a temperature monitoring component.

[0051] Step 22: All DC / DC modules use high-frequency switching power modules, and use soft-switching DC / DC modules as much as possible to effectively reduce the generation of switching noise and increase the operating frequency of the power supply. At the same time, the static power consumption of the DC / DC module is strictly controlled to effectively reduce the static loss of the power supply and reduce the static temperature rise of the power supply.

[0052] Step 23, the DC output voltage passes through the output filter circuit to improve the output power quality and better respond to load changes. The DC voltage passes through the output sampling circuit and output filtering to provide the device with a stable and high-quality voltage level. The output sampling circuit mainly collects data on the output voltage and current and provides it to the integrated control and protection component to monitor the output data. The output switch component receives the switch signal transmitted by the integrated control and protection component to complete the output on-off control. The main function of the serial communication component is to complete the information communication between the power supply equipment and the management center.

[0053] Optionally, in step 3, the signal processing module is designed, and the specific design method is as follows:

[0054] Step 31, the design of the signal processing module mainly considers the following four points: ① Pedestrian detection rate: human body is detected within the visible range of the camera, and each visible human body occupies more than one-half of the size of the pedestrian, and the detection rate is not less than 95%; ② Open fire detection rate: open fire is detected within the visible range of the camera, and the visible open fire area occupies 1% of the visible area of ​​the camera, then it is output, and the detection rate is 85%; ③ Smoke detection rate: smoke is detected within the visible range of the camera, and the visible smoke area occupies 1% of the visible area of ​​the camera, then it is output, and the detection rate is 80%; ④ Detection frequency: the detection frequency of the three detection algorithms of pedestrian detection, open fire detection, and smoke detection is not less than 1 time / second; ⑤ Processing capacity: one signal processing module supports the simultaneous intervention of 4-way real-time video and real-time analysis for the three algorithms of open fire detection, smoke detection, and pedestrian detection.

[0055] Step 32, the signal processing module is provided with 1 Gigabit network interface, 1 spare 100M network interface, 1 RS485 interface, power supply and slot identification interface.

[0056] Step 33, the signal processing module is a non-bus block, which is mainly used to process external video data information, report module fault information through RS485, and communicate with the processing module or external Ethernet interface device through the Ethernet switching module. The signal processing module board and supporting software and hardware realize intelligent analysis of multi-channel videos, and solve the needs of intelligent recognition management such as fireworks recognition and personnel recognition.

[0057] Optionally, in step 4, the Ethernet switch module is designed, and the specific design method is as follows:

[0058] Step 41, the single board realizes the interconnection of multiple network nodes, and each port has an independent and fixed bandwidth; the Ethernet switching chip adopts the XL61330 of Xiongli Technology, with a switching capacity of 68Gbps.

[0059] Step 42, the Ethernet switching module is equipped with 16 Gigabit Ethernet channels (8 channels to the outside, 2 channels to the processing module, 2 channels to the signal processing module, 2 channels to the display and control module, 2 channels to the spare slot, and 3 channels to the noise sensor), 1 RS485 interface, power supply and slot identification interface.

[0060] Step 43, the Ethernet switching module is an important component for the external interaction of the regional status intelligent monitoring device. The Ethernet switching module can provide 16 10 / 100 / 1000M adaptive Ethernet interfaces, is responsible for internal and external network data interaction, and can report fault information through the Ethernet interface or RS485 interface.

[0061] Optionally, in step 5, the CAN communication module is designed, and the specific design method is as follows:

[0062] Step 51, providing a completely electrically isolated CAN channel, the CAN communication baud rate is programmable, ranging from 20Kbps to 1Mbps, using photoelectric isolation, DC / DC power supply isolation and TVS surge protection interface protection, supporting independent or redundant working modes, and having board-level fault diagnosis function.

[0063] Step 52, the CAN communication module is provided with 12 CAN interfaces, 1 RS485 interface, bus and power supply and slot identification interface.

[0064] Step 53, the CAN communication module is a CPEX bus module, which integrates 12 independent CAN interfaces, and each of which can set the terminal resistance through a jumper. The CAN baud rate can be flexibly configured. The CAN communication module can report module fault information through RS485. The CAN communication module receives CAN data from external devices, and the FPGA controller on the module sends the communication data to the processing module through the PCIE bus.

[0065] Optionally, in step 6, the analog quantity acquisition module is designed, and the specific design method is as follows:

[0066] Step 61, the analog quantity acquisition module adopts a single-ended input form and has a self-diagnosis function. When a failure occurs in the module operation, it can automatically reset and restart, and supports hot plugging.

[0067] Step 62, the analog quantity acquisition module is provided with 16 analog quantity interfaces, 1 RS485 interface, bus and power supply and slot identification interface.

[0068] Step 63, the analog quantity acquisition module is a CPEX bus module with 16-channel analog signal acquisition function. The analog quantity acquisition module can report module fault information through RS485. The analog quantity acquisition module collects 4-20mA current signals from external sensors or devices, and the FPGA controller sends the collected data to the processing module through the PCIE bus.

[0069] Optionally, in step 7, the processing module is designed, and the specific design method is as follows:

[0070] Step 71, the processing module CPU adopts Loongson 3A2000, with no less than 8GB DDR3 onboard and a 512G electronic disk.

[0071] Step 72, the processing module is provided with 2 10 / 100 / 1000M adaptive Ethernet interfaces, 4 RS232 serial ports, 4 USB interfaces, 1 PS / 2 keyboard interface, and 1 PS / 2 mouse interface.

[0072] Step 73, the BMC and IPMI management modules on the main processing module can remotely monitor the physical health characteristics of the mainboard through IPMI, such as temperature, voltage value, and remote startup, shutdown, and restart.

[0073] Figures 3 to 6 This is the appearance diagram of the regional status intelligent monitoring device, box description:

[0074] Dimensions: 450mm×400mm×300mm (excluding shock absorber and protruding parts);

[0075] The cabinet theme adopts aluminum structure;

[0076] Installation method: wall-mounted, installed through the back shock absorber;

[0077] Protection level: drip-proof;

[0078] Maintainability: front, the rotation angle must be less than 100° during maintenance;

[0079] Equipment weight: no more than 70kg;

[0080] The front panel is embedded with display and control module, buzzer and status indicator light;

[0081] The external signal connector of the box adopts an anti-misinsertion design to ensure the safety of the equipment and external sensors.

[0082] As a further improvement, the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A design method for an intelligent regional status monitoring device, characterized in that: The regional status intelligent monitoring device includes a display and control module, a processing module, a CAN communication module, an analog quantity acquisition module, a signal processing module, an Ethernet switching module, and a power supply module; the regional status intelligent monitoring device is responsible for collecting underlying sensor data, receiving external CAN communication and Ethernet communication data, and the processing module performs data analysis and processing, and the display and control module is used as a host computer comprehensive display output; the design method includes the following steps: S1. Design the working principle diagram of the equipment: determine the connection relationship between the equipment and each module; S2. Design power supply module: The power supply includes power conversion part and integrated control and protection component part; S3. Design signal processing module: detection contents include pedestrian detection, open flame detection, and smoke detection; S4. Design Ethernet switching module; S5. Design CAN communication module; S6. Design analog quantity acquisition module; S7. Design processing module.

2. The design method of a regional status intelligent monitoring device according to claim 1 is characterized in that: The equipment in S1 includes an external adapter socket installation plate, a filter, a switch, an AC fan assembly, a switching power supply, a terminal block, a CPCI computer, a display and control module, and multiple compatible information collection and data interfaces; the equipment leads to 3 Gigabit power supply interfaces, which are interconnected with external Gigabit network equipment to power them and complete data transmission and collection; it leads to multiple DC24V power supply interfaces to power external devices; the video information is displayed through the display and control module to achieve real-time monitoring and real-time analysis.

3. The design method of a regional status intelligent monitoring device according to claim 1 is characterized in that: The power conversion circuit part of S2 is composed of input filter components, PFC components, DC / DC converter components, output sampling components, output switch components, output filter components, output protection components, integrated control and protection components, serial communication components and temperature monitoring components; DC / DC modules all use high-frequency switching power supply modules and soft-switching DC / DC modules to effectively reduce the generation of switching noise and increase the operating frequency of the power supply; at the same time, the static power consumption of the DC / DC modules is controlled.

4. The design method of a regional status intelligent monitoring device according to claim 1 is characterized in that: The detection frequency of the three detection algorithms of pedestrian detection, open flame detection and smoke detection in S3 is not less than 1 time / second; the detection rate of pedestrian detection is not less than 95%; the detection rate of open flame detection is 85%; and the detection rate of smoke detection is 80%.

5. The design method of a regional status intelligent monitoring device according to claim 1 is characterized in that: The S4 single board realizes the interconnection of multiple network nodes, and each port has an independent and fixed bandwidth; the Ethernet switching module is equipped with 16 Gigabit Ethernet channels, including 8 external channels, 2 channels to the processing module, 2 channels to the signal processing module, 2 channels to the display and control module, 2 channels to the spare slot, 3 channels to the noise sensor, 1 RS485 interface, power supply and slot identification interface.

6. The design method of a regional status intelligent monitoring device according to claim 1 is characterized in that: S5 provides a completely electrically isolated CAN channel. The CAN communication baud rate is programmable in the range of 20Kbps to 1Mbps. It adopts photoelectric isolation, DC / DC power supply isolation and TVS surge protection interface, supports independent or redundant working modes, and has board-level fault diagnosis function; the CAN communication module is equipped with 12 CAN interfaces, 1 RS485 interface, bus and power supply and slot identification interface; the CAN communication module is a CPEX bus module, integrating 12 independent CAN interfaces, and the terminal resistance of each interface can be set by jumper; the CAN communication module reports module fault information through RS485; the CAN communication module receives CAN data from external devices, and the FPGA controller on the module sends the communication data to the processing module through the PCIE bus.

7. The design method of a regional status intelligent monitoring device according to claim 1 is characterized in that: The analog quantity acquisition module in S6 adopts single-ended input and has self-diagnosis function. It can automatically reset and restart when a fault occurs in the module operation and supports hot plugging. The analog quantity acquisition module is equipped with 16 analog quantity interfaces, 1 RS485 interface, bus and power supply and slot identification interface. The analog quantity acquisition module is a CPEX bus module with 16 analog signal acquisition function. The analog quantity acquisition module can report module fault information through RS485. The analog quantity acquisition module collects 4-20mA current signals from external sensors or equipment, and the FPGA controller sends the collected data to the processing module through the PCIE bus.

8. The design method of a regional status intelligent monitoring device according to claim 1 is characterized in that: The processing module CPU of S7 adopts Loongson 3A2000, with no less than 8GB DDR3 on board and 512G electronic disk. The processing module is equipped with 2 10 / 100 / 1000M adaptive Ethernet interfaces, 4 RS232 serial ports, 4 USB interfaces, 1 PS / 2 keyboard interface, and 1 PS / 2 mouse interface. The main processing module is equipped with BMC and IPMI management modules, which can remotely monitor the physical key health characteristics of the motherboard through IPMI.

9. The design method of a regional status intelligent monitoring device according to claim 4, characterized in that: The signal processing module is equipped with 1 Gigabit network interface, 1 spare 100M network interface, 1 RS485 interface, power supply and slot identification interface.

10. The design method of a regional status intelligent monitoring device according to claim 4, characterized in that: The signal processing module is a non-bus block, which is mainly used to process external video data information, report module fault information through RS485, and communicate with the processing module or external Ethernet interface device through the Ethernet switching module.

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