阅读说明：本技术 一种舰船破舱搁浅稳性数据采集与分析系统 (Ship breaking stranding stability data acquisition and analysis system ) 是由 曾广会 李善成 邱家波 韩伟 张富刚 范江海 周博文 于 2021-07-22 设计创作，主要内容包括：一种舰船破舱搁浅稳性数据采集与分析系统,涉及船模实验技术领域,包括若干传感器、多通道数据采集仪以及数据分析控制柜,数据分析控制柜内设有主机,主机内设有数据分析系统及阀门控制系统,多通道数据采集仪通过有线或者无线的方式与主机信号连接,主机与舰船破舱模拟装置或舰船搁浅模拟装置上的各个电动阀门通过有线或者点对点无线传输的方式连接,主机还配置有显示屏、键盘、鼠标、以及触摸屏。本发明实现了舰船搁浅破舱模拟中阀门控制的自动化、非接触化；同时,通过数据采集的方式获得舰船破仓搁浅的各项数据,采集完成后,通过简单的软件操作即可快速得到实验结果,实现船模三维姿态、进水量搁浅分力数据的实时显示。(The utility model provides a naval vessel broken cabin stability data acquisition and analytic system that runs aground, relate to ship model experiment technical field, including a plurality of sensors, multichannel data acquisition appearance and data analysis switch board, be equipped with the host computer in the data analysis switch board, be equipped with data analysis system and valve control system in the host computer, multichannel data acquisition appearance is through wired or wireless mode and host computer signal connection, each electric valve on host computer and naval vessel broken cabin analogue means or the naval vessel simulation device that runs aground is connected through wired or point-to-point wireless transmission's mode, the host computer still disposes the display screen, a keyboard, a mouse, and a touch-sensitive screen. The invention realizes the automation and non-contact of valve control in the simulation of the ship stranding cabin breaking; meanwhile, various data of the ship broken bin stranding are obtained in a data acquisition mode, after the data are acquired, an experimental result can be quickly obtained through simple software operation, and the real-time display of the ship model three-dimensional posture and water inflow stranding component data is realized.)

1. A ship cabin breaking grounding stability data acquisition and analysis system is characterized in that: the multi-channel data acquisition instrument is connected with the host machine in a wired or wireless mode, the host machine is connected with each electric valve on the ship cabin-breaking simulation device or the ship stranding simulation device in a wired or point-to-point wireless transmission mode, and the host machine is further provided with a display screen, a keyboard, a mouse and a touch screen.

2. The ship breaking stranded stability data acquisition and analysis system of claim 1, characterized by: the sensor comprises a plurality of tension pressure sensors, a plurality of inclination angle sensors and a plurality of acceleration sensors, and the multichannel data acquisition instrument is correspondingly provided with a plurality of voltage output type sensor interfaces and strain type sensor interfaces; the data analysis switch board include the cabinet body, locate cabinet body front end upper portion the display screen, locate the touch-sensitive screen at cabinet body front end middle part, locate the keyboard drawer of touch-sensitive screen below, locate the mouse socket of touch-sensitive screen one side, locate the host computer room of keyboard drawer below, the host computer indoor be equipped with the host computer, the host computer pass through the wire respectively with touch-sensitive screen, display screen, place keyboard and mouse socket electric connection on the keyboard drawer, the mouse socket be connected with mouse, the indoor one side of host computer placed multichannel data acquisition instrument.

3. The ship breaking stranded stability data acquisition and analysis system of claim 1 or 2, characterized in that: the data analysis system comprises a ship cabin-breaking data analysis module and a ship grounding data analysis module, wherein the ship cabin-breaking data analysis module and the ship grounding data analysis module respectively display a main interface A and a main interface B on a display screen, and the main interface A and the main interface B both display the three-dimensional posture of the ship model in real time.

4. The ship breaking stranded stability data acquisition and analysis system of claim 3, characterized in that: the main interface A comprises a functional window I for displaying the three-dimensional posture of the hull model; a function window II for displaying calculation information, test type selection and calculation function buttons; a functional window III for displaying the distribution of the cabins of the ship body, the length and the depth of the cabins, the draught depths of the bow and the stern and the water inlet depths of the left and the right cabins; the functional window I is provided with a compass, and attitude information of the ship body is known in real time through the compass and the three-dimensional attitude of the ship body model; in the functional window II, the calculation function buttons comprise a water inflow calculation and stability calculation selection button, the test type selection is provided with test options for performing various cabin-breaking simulations on each cabin, and the calculation information is real-time information in the calculation process.

5. The ship breaking stranded stability data acquisition and analysis system of claim 3, characterized in that: the main interface B comprises a functional window IV for displaying the three-dimensional posture of the hull model, and the functional window IV is also provided with a compass; the test bed is characterized by also comprising a function window V for displaying a coordinate input port of a concentrated force action point, a numerical value input port of each pulling pressure sensor, test type selection and a calculation function button, wherein the test type selection is provided with a plurality of stranded selection buttons, and the calculation function button comprises a water inflow calculation and buoyancy calculation selection button; and the multifunctional ship further comprises a functional window VI for displaying the distribution of the cabins of the ship body, the length and the depth of the cabins, the draught depths of the bow and the stern and the water inlet depths of the left cabin and the right cabin.

6. The ship breaking stranded stability data acquisition and analysis system of claim 3, characterized in that: the ship cabin breaking data analysis module and the ship grounding data analysis module are both provided with data acquisition time history curve interfaces, and the attitude change, the cabin water inlet depth, the appointed point draught depth and the acceleration change of the ship model cabin in the whole water inlet process are recorded through the data acquisition time history curve interfaces.

7. The ship breaking stranded stability data acquisition and analysis system of claim 4, characterized in that: the ship cabin-breaking data analysis module is internally provided with a cabin-breaking water inflow calculation formula, an average draught calculation formula and a new stability high calculation formula of a damaged ship, and the water inflow, the new average draught and the new stability high calculation result of the ship model after cabin-breaking water inflow are directly obtained by automatically substituting acquired data into the formulas and then according to manual options of the main interface A and input in the calculation process.

8. The ship breaking stranded stability data acquisition and analysis system of claim 5, characterized in that: a grounding force size calculation formula, an action point position calculation formula and a loss stability high calculation formula are arranged in the ship grounding data analysis module, measured data are automatically substituted into the formulas, and then calculation results of the posture, the new average draught, the grounding resultant force size, the resultant force action point coordinate and the loss stability high calculation result of the ship model after the ship model is grounded and stabilized are directly obtained according to manual options and input items of a main interface B, and a component force and resultant force relative coordinate schematic diagram is also arranged in a function window V of the main interface B.

9. The ship breaking stranded stability data acquisition and analysis system of claim 2, characterized in that: the valve control system is provided with a valve control module, a main interface C is displayed on a touch screen, the main interface C is provided with a ship structure diagram and a switch button of an electric valve for each cabin, and the switch button is provided with a waiting time and an opening time setting button.

10. The ship breaking stranded stability data acquisition and analysis system of claim 2, characterized in that: the lower portion in the data analysis switch board still be equipped with humidity temperature monitoring system 15, humidity temperature monitoring system 15 configure to control the humiture in the data analysis switch board to show real-time humiture numerical value in main interface C.

Technical Field

The invention relates to the technical field of ship model experiments, in particular to a ship cabin breaking grounding stability data acquisition and analysis system.

Background

With the rapid development of economy and the further increase of import and export trade in China, the maritime transportation is increasingly busy, the number of large-scale and modern ships is continuously increased, and during maritime operation, the ships are inevitably stranded or are damaged by touching reefs or being impacted. At present, most ships are not provided with devices for monitoring ship postures, conventional methods are not used for solving the problems, and ballast self-rescue is adjusted or a marine salvage team is waited for support by ship managers according to experience of the ship managers. In the current stage of experimental research, a ship cabin-breaking simulation device and a ship grounding simulation device can be applied to obtain complex water inlet conditions, attitude changes, grounding force information and stability changes when a ship is integrally damaged or grounded, but the two types of simulation devices have great defects in data acquisition and processing and valve control.

Disclosure of Invention

The invention provides a ship cabin-breaking grounding stability data acquisition and analysis system, which realizes the automation and non-contact of valve control on the basis of a ship cabin-breaking simulation device and a ship grounding simulation device; meanwhile, various data of the ship broken bin stranding are obtained in a data acquisition mode, after the data acquisition is completed, an experimental result can be quickly obtained through simple software operation, and the real-time display of the ship model three-dimensional posture, the water inflow and the stranding component force data is realized.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a ship cabin-breaking stranding stability data acquisition and analysis system comprises a plurality of sensors, a multi-channel data acquisition instrument and a data analysis control cabinet, wherein the sensors are used for being installed on a ship cabin-breaking simulation device or a ship stranding simulation device, the multi-channel data acquisition instrument is in signal connection with the sensors in a wireless or wired mode, a host is arranged in the data analysis control cabinet, the host is internally provided with a data analysis system and a valve control system, the multi-channel data acquisition instrument is in signal connection with the host in a wired or wireless mode, the host is connected with each electric valve on the ship cabin-breaking simulation device or the ship stranding simulation device in a wired or point-to-point wireless transmission mode, and the host is further provided with a display screen, a keyboard, a mouse and a touch screen.

Preferably, the sensors comprise a plurality of tension and pressure sensors, a plurality of inclination angle sensors and a plurality of acceleration sensors, and the multichannel data acquisition instrument is correspondingly provided with a plurality of voltage output type sensor interfaces and strain type sensor interfaces; the data analysis switch board include the cabinet body, locate cabinet body front end upper portion the display screen, locate the touch-sensitive screen at cabinet body front end middle part, locate the keyboard drawer of touch-sensitive screen below, locate the mouse socket of touch-sensitive screen one side, locate the host computer room of keyboard drawer below, the host computer indoor be equipped with the host computer, the host computer pass through the wire respectively with touch-sensitive screen, display screen, place keyboard and mouse socket electric connection on the keyboard drawer, the mouse socket be connected with mouse, the indoor one side of host computer placed multichannel data acquisition instrument.

Preferably, the data analysis system comprises a ship cabin-breaking data analysis module and a ship grounding data analysis module, wherein the ship cabin-breaking data analysis module and the ship grounding data analysis module respectively display a main interface A and a main interface B on a display screen, and the main interface A and the main interface B both display the three-dimensional posture of the ship model in real time.

Preferably, the main interface a comprises a functional window I for displaying the three-dimensional posture of the hull model; a function window II for displaying calculation information, test type selection and calculation function buttons; a functional window III for displaying the distribution of the cabins of the ship body, the length and the depth of the cabins, the draught depths of the bow and the stern and the water inlet depths of the left and the right cabins; the functional window I is provided with a compass, and attitude information of the ship body is known in real time through the compass and the three-dimensional attitude of the ship body model; in the functional window II, the calculation function buttons comprise a water inflow calculation and stability calculation selection button, the test type selection is provided with test options for performing various cabin-breaking simulations on each cabin, and the calculation information is real-time information in the calculation process.

Preferably, the main interface B comprises a function window IV for displaying the three-dimensional attitude of the hull model, and the function window IV is also provided with a compass; the test bed is characterized by also comprising a function window V for displaying a coordinate input port of a concentrated force action point, a numerical value input port of each pulling pressure sensor, test type selection and a calculation function button, wherein the test type selection is provided with a plurality of stranded selection buttons, and the calculation function button comprises a water inflow calculation and buoyancy calculation selection button; and the multifunctional ship further comprises a functional window VI for displaying the distribution of the cabins of the ship body, the length and the depth of the cabins, the draught depths of the bow and the stern and the water inlet depths of the left cabin and the right cabin.

Preferably, the ship cabin-breaking data analysis module and the ship grounding data analysis module are both provided with data acquisition time history curve interfaces, and posture change, cabin water inlet depth, appointed point draft and acceleration change of the ship model cabin in the whole water inlet process are recorded through the data acquisition time history curve interfaces.

Preferably, a cabin breaking water inflow calculation formula, an average draught calculation formula and a new stability high calculation formula of a damaged ship are arranged in the ship cabin breaking data analysis module, and the water inflow, the new average draught and the new stability high calculation result of the ship model after cabin breaking water inflow are directly obtained by automatically substituting the acquired data into the formulas and then according to the manual options of the main interface A and the input in the calculation process.

Preferably, a stranding force size calculation formula, an action point position calculation formula and a loss stability high calculation formula are arranged in the ship stranding data analysis module, measured data are automatically substituted into the formula, and then according to manual options and input items of the main interface B, the posture of the ship model after the ship model is stranded and stabilized, new average draught, the size of stranding resultant force, resultant force action point coordinates and loss stability high calculation results are directly obtained, and a component force and resultant force relative coordinate schematic diagram is also arranged in a function window V of the main interface B.

Preferably, the valve control system is provided with a valve control module, and a main interface C is displayed on a touch screen, wherein the main interface C is provided with a ship structure diagram and a switch button of an electric valve for each cabin, and the switch button is provided with a waiting time setting button and an opening time setting button.

Preferably, a humidity and temperature monitoring system 15 is further disposed at a lower portion of the data analysis control cabinet, and the humidity and temperature monitoring system 15 is configured to control the temperature and humidity in the data analysis control cabinet and display real-time temperature and humidity values on the main interface C.

The post-earthquake analysis and optimization method of the urban water supply pipe network based on the time delay simulation has the following beneficial effects:

the cabinet body is subjected to waterproof and moistureproof treatment, and the humidity and temperature monitoring system is arranged in the cabinet body, so that a good operation environment of equipment in the cabinet body is ensured; the multi-channel data acquisition instrument is used for realizing automatic data acquisition and real-time data recording of various sensors; the valve control system is used for remotely controlling the opening and closing of the valve, the water inlet time is limited, and the experimental instrument is prevented from sinking into water due to forgetting to close the valve; the data analysis system is utilized to realize the real-time display of the three-dimensional posture and the rapid processing of the data, and the experimental efficiency and the quality of the original ship cabin-breaking simulation device and the ship grounding simulation device are improved.

Drawings

FIG. 1 is a conceptual diagram of the overall structure of the present invention during the experiment;

FIG. 2 is a schematic structural diagram of a data analysis control cabinet according to the present invention;

FIG. 3 is a schematic diagram of the channel of the multi-channel data acquisition instrument of the present invention;

FIG. 4 is a schematic view of the main interface C of the present invention;

FIG. 5 is a schematic view of the main interface A of the present invention;

FIG. 6 is a schematic view of the main interface B of the present invention;

FIG. 7 is a graph of a data collection time profile interface according to the present invention;

1. a cabinet body; 2. a power supply voltmeter; 3. starting and restarting a key; 4. a keyboard drawer; 5. reserving a position for a multi-channel data acquisition instrument; 6. a main machine room; 7. a mouse socket; 8. a power supply air switch; 9. a touch screen; 10. a multi-channel data acquisition instrument; 11. a data analysis control cabinet; 12. a display screen; 13. a valve control system; 14. a host; 15. a humidity and temperature monitoring system; 16. a voltage signal path; 17. a force measuring channel; 18. a voltage output type sensor interface; 19. a strain gauge sensor interface.

Detailed Description

In the following, embodiments of the present invention are described in detail in a stepwise manner, which is merely a preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

A ship cabin-breaking stability data acquisition and analysis system comprises a plurality of sensors, a multi-channel data acquisition instrument 10 and a data analysis control cabinet 11, wherein the sensors are arranged on a ship cabin-breaking simulation device or a ship cabin-breaking simulation device, the multi-channel data acquisition instrument 10 is in signal connection with the sensors in a wireless or wired mode, the data analysis control cabinet 11 is internally provided with a host 14, the host 14 is internally provided with a data analysis system and a valve control system 13, the multi-channel data acquisition instrument 10 is in signal connection with the host 14 in a wired or wireless mode, the host 14 is connected with each electric valve on the ship cabin-breaking simulation device or the ship cabin-breaking simulation device in a wired or point-to-point wireless transmission mode, and the host 14 is also provided with a display screen 12, a keyboard, a mouse and a touch screen 9;

as shown in fig. 3, the sensors include a plurality of tension and pressure sensors, a plurality of inclination sensors, and a plurality of acceleration sensors, the multichannel data acquisition instrument is correspondingly provided with a plurality of voltage output type sensor interfaces 18 and strain type sensor interfaces 19, and can be connected with various sensors through the interfaces to acquire tension, water depth pressure, three-axis angles and acceleration signals, and has the functions of simultaneously completing signal processing, display, storage and butt joint with other subsystem interfaces, and has wired and wireless data acquisition functions, and the data acquisition process is completed by the assistance of matched system software; the arrangement position of the pull pressure sensor can refer to a ship cabin-breaking simulation device or a ship grounding simulation device in the prior art, and the pull pressure sensor is used for detecting the pressure state of each monitoring point so as to assist water inflow calculation and buoyancy calculation in a grounding test of a main interface B, and the related contents are in the prior art and are not repeated; the inclination angle sensor can detect the inclination state of the ship model, so that the three-dimensional posture of the ship model can be known; by arranging the acceleration sensors at all parts of the ship model, the damage condition of the ship can be known;

as shown in fig. 2, the data analysis control cabinet comprises a cabinet body 1, a display screen 12 arranged on the upper portion of the front end of the cabinet body 1, a touch screen 9 arranged in the middle of the front end of the cabinet body 1, a keyboard drawer 4 arranged below the touch screen 9, a mouse socket 7 arranged on one side of the touch screen, and a host room 6 arranged below the keyboard drawer 4, wherein a host 14 is arranged in the host room 6, the host 14 is respectively and electrically connected with the touch screen 9, the display screen 12, a keyboard placed on the keyboard drawer and the mouse socket 7 through wires, the mouse socket 7 is connected with a mouse, and a multi-channel data acquisition instrument is placed on one side in the host room; as shown in fig. 1, the data analysis control cabinet is further provided with a power supply air switch 8, a host startup and restart button 3 and a power supply voltmeter 2, and all the devices are subjected to waterproof and antirust treatment;

as shown in fig. 5, 6 and 7, the data analysis system includes a ship cabin-breaking data analysis module and a ship grounding data analysis module, the ship cabin-breaking data analysis module and the ship grounding data analysis module respectively display a main interface a and a main interface B on a display screen, and the main interface a and the main interface B both display the three-dimensional attitude of the ship model in real time;

as shown in fig. 5, the main interface a includes a functional window I for displaying the three-dimensional posture of the hull model; a function window II for displaying calculation information, test type selection and calculation function buttons; a functional window III for displaying the distribution of the cabins of the ship body, the length and the depth of the cabins, the draught depths of the bow and the stern and the water inlet depths of the left and the right cabins; the functional window I is provided with a compass, and attitude information of the ship body is known in real time through the compass and the three-dimensional attitude of the ship body model; in the functional window II, the calculation function buttons comprise a water inflow calculation and stability calculation selection button, the test type selection is provided with test options for performing various cabin-breaking simulations aiming at each cabin, and the calculation information is real-time information in the calculation process;

as shown in fig. 6, the main interface B includes a functional window IV for displaying the three-dimensional posture of the hull model, and the functional window IV is also provided with a compass; the test bed is characterized by also comprising a function window V for displaying a coordinate input port of a concentrated force action point, a numerical value input port of each pulling pressure sensor, test type selection and a calculation function button, wherein the test type selection is provided with a plurality of stranded selection buttons, and the calculation function button comprises a water inflow calculation and buoyancy calculation selection button; the ship further comprises a functional window VI for displaying the distribution of the cabins of the ship body, the length and the depth of the cabins, the draught depths of the bow and the stern and the water inlet depths of the left cabin and the right cabin;

as shown in fig. 7, the ship cabin-breaking data analysis module and the ship grounding data analysis module are both provided with data acquisition time-history curve interfaces, and the attitude change, the cabin water inlet depth, the draught depth at the designated point and the acceleration change of the ship model cabin water inlet whole process are recorded through the data acquisition time-history curve interfaces; the water inlet depth of the cabin and the draught depth of a designated point are detected by a pull pressure sensor, for example, the pull pressure sensor is arranged at the bottom in the cabin, so that the pressure values of the point at different water depths can be sensed, and the water inlet depth can be calculated in a reverse direction according to the pressure values; the attitude change is detected by an inclination angle sensor, the acceleration change is detected by an acceleration sensor, for example, when the outer wall of a cabin is damaged, the acceleration sensor arranged at the position can detect the acceleration change inconsistent with the ship body model;

as shown in fig. 5 and 7, a cabin-breaking water inflow calculation formula, an average draught calculation formula and a new stability high calculation formula of a damaged ship are arranged in the ship cabin-breaking data analysis module, and the water inflow, the new average draught and the new stability high calculation result of the ship model after cabin-breaking water inflow are directly obtained by automatically substituting acquired data into the formulas and then according to manual options of the main interface a and input in the calculation process;

as shown in fig. 6 and 7, a stranding force magnitude calculation formula, an action point position calculation formula and a loss stability high calculation formula are arranged in the ship stranding data analysis module, measured data are automatically substituted into the formulas, and then according to manual options and input items of a main interface B, the posture, new average draft, stranding resultant force magnitude, resultant force action point coordinates and loss stability high calculation results of a ship model after the ship model is stranded and stabilized are directly obtained, and a component force and resultant force relative coordinate schematic diagram is also arranged in a function window V of the main interface B;

as shown in fig. 3, the valve control system is provided with a valve control module, and a main interface C is displayed on the touch screen 9, the main interface C is provided with a ship structure diagram and a switch button of an electric valve for each cabin, and the switch button is provided with a waiting time setting button and an opening time setting button; setting waiting time, namely setting how long the relevant electric valve is opened or closed, and setting the opening time of the relevant electric valve by opening a time button and closing the relevant electric valve when the time is up;

as shown in fig. 1, a humidity and temperature monitoring system 15 is further disposed at a lower portion of the data analysis control cabinet, and the humidity and temperature monitoring system 15 is configured to control the temperature and humidity in the data analysis control cabinet and display real-time temperature and humidity values on a main interface C; the temperature and humidity monitoring system is a part of the prior art, and is generally composed of a temperature and humidity sensor, a controller, a refrigerating and heating device, and a dehumidifier, which are not described herein.

The use principle of the invention is as follows:

1) ship cabin breaking simulation experiment: connecting a sensor arranged on the ship cabin-breaking simulation device with a multi-channel data acquisition instrument, and connecting an inclination angle sensor and an acceleration sensor to a voltage output type sensor interface and connecting a pull pressure sensor to a strain type sensor interface during connection; connecting the multichannel data acquisition instrument with a host through a network cable or point-to-point wireless data transmission equipment, and transmitting the acquired data to a valve control system and a data analysis system; the valve control system operates through the main interface C, controls a certain cabin valve to enable the cabin valve to feed water to a specified simulation state, and then closes the valve; opening a data acquisition time-history curve interface of a corresponding sensor in a data analysis system, and monitoring parameter change; after the ship state is stable and the readings of the sensors are stable, the manual selection item of the main interface A is selected, the water inflow volume and the water inflow of the cabin are obtained by clicking 'water inflow calculation', and the new average draught and the new stability of the ship body model are obtained by clicking 'stability calculation'; clicking the channel name, changing the channel name to correspond to the sensor position, and exporting a data file and a time-history curve graph.

2) Ship grounding simulation experiment: connecting a sensor arranged on the ship grounding simulation device with a multi-channel data acquisition instrument, wherein when the sensor is connected with the multi-channel data acquisition instrument, a tilt angle sensor and an acceleration sensor are connected to a voltage output type sensor interface, and a pull pressure sensor is connected to a strain type sensor interface; connecting the multichannel data acquisition instrument with a host through a network cable or point-to-point wireless data transmission equipment; jacking the ship body to a specified simulation state through a hydraulic lifting mechanism on the ship grounding simulation device; opening a data acquisition time-history curve interface of a corresponding sensor in a data analysis system, and monitoring parameter change; after the ship state is stable and the readings of the sensors are stable, the manual selection item in the main interface B is selected, and the grounding resultant force size, the resultant force action point coordinate, the new average draught of the ship body model and the high stability of the loss are obtained by clicking the buoyancy calculation; clicking the channel name, changing the channel name to correspond to the sensor position, and exporting a data file and a time-history curve graph. It should be noted that the process is also applicable to data acquisition and analysis when the cabin breaking simulation experiment and the stranding simulation experiment are performed simultaneously.