CN112050740A - Mooring safety monitoring and early warning system - Google Patents
Mooring safety monitoring and early warning system Download PDFInfo
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- CN112050740A CN112050740A CN202010917469.7A CN202010917469A CN112050740A CN 112050740 A CN112050740 A CN 112050740A CN 202010917469 A CN202010917469 A CN 202010917469A CN 112050740 A CN112050740 A CN 112050740A
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- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
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Abstract
The invention discloses a mooring safety monitoring and early warning system, which comprises: the hydrological information monitoring module is used for acquiring hydrological information of the open mooring wharf in real time; the distance measurement module is used for acquiring a mooring distance monitoring value between a mooring ship and the side wall of the wharf in real time; the information processing and storing module is used for receiving and storing hydrological information and a mooring distance monitoring value in real time, comparing the hydrological information and the mooring safety monitoring value with a prestored hydrological information safety critical value and a prestored mooring safety critical value respectively to obtain a comparison result, and judging whether to send an early warning instruction or not according to the comparison result; and a dynamic early warning module. The mooring safety monitoring and early warning system provided by the invention can be used for acquiring, monitoring, analyzing and early warning the movement information and marine environment information of the wharf berth ship in real time, so that potential safety hazards can be found in time, and related measures can be taken in advance to guarantee the operation safety of the mooring ship.
Description
Technical Field
The invention relates to the technical field of transportation, in particular to a mooring safety monitoring and early warning system.
Background
In China, the sea area with the cafe and the navian has good water depth conditions, a plurality of open wharfs are built, the conditions of wind, wave and flow for building the sea area of the open wharf are severe, the mooring conditions of the ship are extremely complex, the cable breakage condition is easy to occur, and the damage to ships in the mooring, particularly large ships, is very large. The mooring safety is influenced by a plurality of factors, such as climate reasons, water flow, waves, manual operation and the like. For sea areas such as the Caofen county, the Zhoushan and the like, the flow velocity of the water flow per se is large, and a certain included angle exists between the water flow per se and the wharf, so that the mooring operation of the ship is extremely unfavorable.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide a mooring safety monitoring and early warning system which can acquire, monitor, analyze and early warn the motion information and marine environment information of the wharf berthing ship in real time, so that potential safety hazards can be found in time, and related measures can be taken in advance to ensure the safety of operation of the mooring ship.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a mooring security monitoring and warning system comprising:
the hydrological information monitoring module is used for acquiring hydrological information acquired by a hydrological monitoring device of the open mooring wharf in real time;
the distance measurement module is used for acquiring a mooring distance monitoring value between a mooring ship and the side wall of the wharf, which is measured by the distance measurement device in real time;
the information processing and storing module is internally pre-stored with a hydrological information safety critical value and a mooring safety critical value; the information processing and storing module is further used for receiving and storing the hydrological information and the mooring distance monitoring value in real time, comparing the hydrological information and the mooring safety monitoring value with a hydrological information safety critical value and a mooring safety critical value respectively and obtaining a comparison result, and if the hydrological information exceeds the hydrological information safety critical value and/or the mooring safety monitoring value exceeds the mooring safety critical value, the information processing and storing module sends an early warning instruction; and
and the dynamic early warning module is used for receiving the early warning instruction sent by the information processing and storing module in real time and sending a corresponding early warning signal through the early warning device.
Preferably, the method further comprises the following steps: the flow prediction module is used for acquiring flow data in the hydrological information in real time, assimilating the data model in the prediction module by adopting the flow data to acquire flow prediction data in a future period of time T, receiving the flow prediction data of the flow prediction module in real time by the information processing and storing module, comparing the flow prediction data with a hydrological information safety critical value to acquire a comparison result, and sending an early warning instruction by the information processing and storing module if the flow prediction data exceeds the hydrological information safety critical value; the dynamic early warning module receives an early warning instruction sent by the information processing and storing module in real time and sends a corresponding early warning signal through the early warning device;
and the display equipment is used for displaying the hydrological information, the mooring distance monitoring value and the power flow prediction data in real time.
Preferably, the data model is established based on a two-dimensional shallow water equation by taking the actually measured tidal current data on site as an initial value, and then the actually measured tidal current data on site is continuously adopted to modify and correct the track of the mode in the phase space, so that the mode is close to the actually measured data to the maximum extent.
Preferably, the hydrological information comprises flow speed and direction, wind speed, tidal current and tide level at the wharf front;
the hydrologic information safety critical value comprises a flow rate critical value at the front edge of the wharf;
and the information processing and storing module sends out an early warning instruction when the flow speed of the wharf front in the hydrological information exceeds a flow speed critical value.
Preferably, at least two distance measuring devices are arranged on one berth, the at least two distance measuring devices are positioned on the same horizontal plane, and the maximum distance between the at least two distance measuring devices on one berth is smaller than or equal to the length of a ship board of a moored ship.
Preferably, the mooring safety monitoring value comprises an included angle value between a ship board and the trend of the wharf;
the mooring safety critical value comprises an included angle threshold value between a ship board and the trend of a wharf, and the included angle threshold value is 1 degree;
and when the included angle value is greater than the included angle threshold value, the information processing and storing module sends out an early warning instruction.
Preferably, the mooring safety monitoring values further include distance variation values, which are absolute values of differences between a distance L1 between the detection front end of the distance measuring device and the board of the moored ship at a previous time and a distance L2 between the detection front end of the distance measuring device and the board of the moored ship at a later time;
the mooring safety critical value further comprises a distance change threshold value, and the distance change threshold value is 0.5 m;
and when the distance change value detected by any distance measuring device is greater than the distance change threshold value or the included angle value is greater than the included angle threshold value, the information processing and storing module sends out an early warning instruction.
Preferably, the distance measuring device further includes: the longitudinal rail is vertically and fixedly arranged on the side wall of the wharf;
the first moving assembly comprises a guide pulley block which is arranged on the longitudinal rail in a sliding manner, and the guide pulley block comprises a connecting rod and at least two groups of wheel bodies arranged on the connecting rod; one end of the lifting rope is fixed at the upper end of the connecting rod, and the other end of the lifting rope is detachably fixed on the wharf; the movable structure supporting plate is vertically fixed on the connecting plate, and the movable structure supporting plate is not in contact with the longitudinal rail and the connecting plate;
a cross beam transversely disposed on the moving structure support plate;
the second moving assembly comprises a rack which is transversely arranged on the front end face of the cross beam, and the upper end of the rack protrudes out of the upper end face of the cross beam, so that a right-angle groove body is formed between the rack and the upper end face of the cross beam; the sensor support frame is movably hung on the rack through a U-shaped hanging plate; a driving gear and a limiting wheel set are respectively arranged between the two ends of the U-shaped hanging plate and the two sides of the rack, the driving gear is meshed with the rack, the limiting wheel set is arranged on the side wall and the bottom surface of the right-angle groove body in a rolling and abutting mode, and a wheel shaft of the limiting wheel set is fixed on the U-shaped hanging plate; the motor is fixedly arranged on the U-shaped hanging plate or the sensor supporting plate and drives the driving gear; the protective cover is a metal frame body and is arranged on the sensor supporting frame; and
the laser sensor is arranged in the protective cover, and the laser wave emitting end of the laser sensor faces the front end of the protective cover.
Preferably, the hydrologic monitoring device further comprises:
the flow measuring equipment is fixedly arranged on the tufted piles in the berth of the open wharf through a fixing frame, and is used for acquiring the flow velocity and the flow direction of a transverse 2D profile in a certain depth in the front edge of the wharf, and the setting depth of the flow measuring equipment is lower than the historical lowest water level line of the open wharf;
the meteorological monitoring equipment is arranged above the open wharf through the supporting columns; and the tide checking station is arranged on the side of the open wharf.
Preferably, the fixing frame further comprises: at least two fixing frames which are detachably and circularly fixed on the tufting pile;
the elastic gasket is arranged at the contact part of the at least two fixing frames and the tufting pile;
the upper end of the truss is pivoted on the uppermost fixed frame in the at least two fixed frames, and the truss is detachably fixed on the rest fixed frames in the at least two fixed frames through screws; the upper end of the truss is pivoted at a position lower than the historical highest water level of the berth, and the fixed height of the flow measuring equipment fixed at the lower end of the truss is at least 2 meters lower than the historical lowest water level; and
the inserting cone is arranged at the lowest end of the truss and at one side close to the tufting pile, and the inserting cone is detachably inserted into the clam layer on the periphery of the tufting pile.
The invention at least comprises the following beneficial effects:
the mooring safety monitoring and early warning system provided by the invention is a related information monitoring and early warning system which can be established aiming at potential safety hazards existing in loading and unloading operations or berthing of a mooring ship, and can be used for acquiring, monitoring, analyzing and early warning the motion information and ocean environment information of a wharf berth ship in real time, so that the potential safety hazards can be found in time, and related measures are taken in advance to ensure the operation safety of the mooring ship.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a system framework of a mooring safety monitoring and warning system according to an embodiment of the invention;
FIG. 2 is a schematic side view of a distance measuring device according to an embodiment of the present invention;
FIG. 3 is a schematic front view of a distance measuring device according to an embodiment of the present invention;
FIG. 4 is a schematic side view of a first moving assembly and a second moving assembly of a distance measuring device according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a front view of a dock with a mounting bracket according to an embodiment of the present invention;
fig. 6 is a side view of a anchor bracket on a tufting pile according to an embodiment of the present invention;
fig. 7 is an enlarged structural view of an upper end portion of a girder according to an embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1, the present invention provides a mooring safety monitoring and early warning system, which comprises:
the hydrological information monitoring module is used for acquiring hydrological information acquired by a hydrological monitoring device of the open mooring wharf in real time; the hydrological information obtained by the hydrological information module comprises three parts of meteorological monitoring (wind), tidal current monitoring and tidal level monitoring, and real-time hydrological information is mastered. And a weather monitoring station, a tide testing station and a tide testing station are arranged, and the conditions such as water flow, weather and the like during the mooring period of the wharf are mainly monitored so as to analyze and judge the possibility of ship drift. The meteorological monitoring equipment is mainly arranged in an area which is not shielded by a ship above the wharf; the general fixed point current measuring mode comprises anchoring buoy current measuring and fixed point support current measuring at the bottom of a seat, the flow velocity along a water depth section can be obtained, but as a wharf berth belongs to a ship operation area and is not suitable for current measuring arrangement of the two modes, a 2D section current measuring technology is adopted, the wharf berth is arranged on an underwater pile foundation below a wharf, the flow velocity at the water depth in a certain range from an installation position to an open sea can be monitored, if a ship is in shore, the flow velocity between the installation position and the ship can be monitored, and the number of tidal current measuring stations can be judged according to local water flow conditions; the tide level is arranged at the side of the wharf without influencing the berthing position of the ship;
the distance measurement module is used for acquiring a mooring distance monitoring value between a mooring ship and the side wall of the wharf, which is measured by the distance measurement device in real time; the module mainly comprises distance measuring equipment arranged in front of a wharf, at least two berths are arranged on each berth and are respectively placed on the side wall of the wharf to be opposite to the positions of the bow and the stern, but do not face to the bow and the stern, but are opposite to the two ends of the ship, so that the distance between the ship and the wharf can be monitored accurately and synchronously, and the position of the ship can be monitored by combining AIS data. In power supply configuration, a dock power supply can be employed according to field conditions.
The information processing and storing module is internally pre-stored with a hydrological information safety critical value and a mooring safety critical value; the information processing and storing module is further used for receiving and storing the hydrological information and the mooring distance monitoring value in real time, comparing the hydrological information and the mooring safety monitoring value with a hydrological information safety critical value and a mooring safety critical value respectively and obtaining a comparison result, and if the hydrological information exceeds the hydrological information safety critical value and/or the mooring safety monitoring value exceeds the mooring safety critical value, the information processing and storing module sends an early warning instruction; the information processing and storing module mainly realizes the functions of implementing conversion, release, management, storage and the like of various information, can transmit the monitoring information to a mobile phone and a communication tool of a system and a set person in real time, effectively transmits the information, stores various monitoring information in a database in a classified manner for later analysis and use, and is also used for sending an early warning instruction to the dynamic early warning module; the transmission of monitoring information mainly adopts a GPRS wireless data transmission module, hydrographic information such as tide (flow speed, flow direction), tide level and the like is transmitted to an information processing and storing module of the system in real time, and a man-machine interaction function is realized through a graphical interface. The real-time hydrological information on site is timely and accurately fed back to the management system, so that relevant managers can master the site situation in real time to make judgment; and
and the dynamic early warning module is used for receiving the early warning instruction sent by the information processing and storing module in real time and sending a corresponding early warning signal through the early warning device. The dynamic early warning module of the ship mainly grasps the real-time tide condition according to the monitored hydrological information and sends out an alarm so as to remind a manager to make relevant preparation in advance, and meanwhile, a safety critical value of the flow rate can be set for reminding and early warning. In addition, by setting a safety critical value of the distance between the mooring ship and the wharf, the system can directly judge real-time ranging information and judge the safety condition of ship mooring according to the safety critical value, and managers can make early warning and corresponding preparation before the ship drifts to a certain extent.
In conclusion, the mooring safety monitoring and early warning system provided by the invention is a related information monitoring and early warning system which can be established aiming at potential safety hazards existing in loading and unloading operations or berthing of a mooring ship, and can be used for acquiring, monitoring, analyzing and early warning the motion information and ocean environment information of the wharf berth ship in real time, so that the potential safety hazards can be found in time, and related measures can be taken in advance to ensure the operation safety of the mooring ship.
In a preferred embodiment, the method further comprises the following steps: the flow prediction module is used for acquiring flow data in the hydrological information in real time, assimilating the data model in the prediction module by adopting the flow data to acquire flow prediction data in a future period of time T, receiving the flow prediction data of the flow prediction module in real time by the information processing and storing module, comparing the flow prediction data with a hydrological information safety critical value to acquire a comparison result, and sending an early warning instruction by the information processing and storing module if the flow prediction data exceeds the hydrological information safety critical value; the dynamic early warning module receives an early warning instruction sent by the information processing and storing module in real time and sends a corresponding early warning signal through the early warning device; and the display equipment is used for displaying the hydrological information, the mooring distance monitoring value and the power flow prediction data in real time. According to the scheme, the power flow is predicted through the power flow prediction module, dynamic early warning is sent out within the specified time, potential safety hazards can be found in time, and relevant measures are taken in advance to guarantee the operation safety of the mooring ship. Wherein the future period of time T may be 2 days, 5 days, or even 7 days.
In a preferred scheme, the data model takes the actually measured tidal current data on site as an initial value, the data model is established based on a two-dimensional shallow water equation, and then the actually measured tidal current data on site is continuously adopted to modify and correct the track of the mode in the phase space, so that the mode is close to the actually measured data to the maximum extent.
Establishing a data model: (1) and (4) obtaining the harmonic constant of the flood diversion of the measuring station by adopting a harmonic analysis method according to the collected long-sequence tidal level process or the measured on-site short-term tidal level process. (2) Based on a two-dimensional shallow water equation, a set of hydrodynamic mathematical model is developed, which is different from commonly used MIKE, DELFT3D, ADCIRC and the like, assimilation can be carried out according to power flow data actually measured on site, and newly observed data are continuously used for modifying and correcting the track of a mode in a phase space in numerical prediction, so that the mode is close to the actual situation to the maximum extent. Data assimilation can provide improved initial field and boundary conditions for numerical calculations and numerical predictions, determine certain difficult-to-observe input quantities, and also optimize certain parameters in the model through assimilation. And the model can carry out parallel computation so as to improve the computation efficiency and improve the capability of quickly implementing short-term and long-term forecasting. (3) Verification and parameter calibration of the mathematical model: establishing a model by depending on a certain port area, adopting a tide harmonic constant to carry out tide level forcing on a boundary, taking field actual measurement as an initial field, calibrating model parameters through the verification of the actually measured tide level and flow velocity, and adjusting the tide harmonic constant on the boundary.
In a preferred scheme, the hydrological information comprises the flow speed and the flow direction of the wharf frontage, the wind direction, the wind speed, the tide current and the tide level; the hydrologic information safety critical value comprises a flow rate critical value at the front edge of the wharf;
and the information processing and storing module sends out an early warning instruction when the flow speed of the wharf front in the hydrological information exceeds a flow speed critical value.
In a preferred scheme, at least two distance measuring devices are arranged on one berth and are positioned on the same horizontal plane, and the maximum distance between the at least two distance measuring devices on one berth is smaller than or equal to the length of a ship board of a moored ship. The ship board is a linear part and is also the part closest to the wharf, so that the monitoring of the distance between the ship board and the wharf is the premise of ensuring accurate distance early warning.
In a preferred scheme, the mooring safety monitoring value comprises an included angle value between a ship board and the trend of a wharf; the mooring safety critical value comprises an included angle threshold value between a ship board and the trend of a wharf, and the included angle threshold value is 1 degree; and when the included angle value is greater than the included angle threshold value, the information processing and storing module sends out an early warning instruction.
In a preferable scheme, the mooring safety monitoring value further comprises a distance change value, wherein the distance change value is the absolute value of the difference between a distance L1 between the detection front end of the distance measuring device and the board of the mooring ship at the previous moment and a distance L2 between the detection front end of the distance measuring device and the board of the mooring ship at the later moment; the mooring safety critical value further comprises a distance change threshold value, and the distance change threshold value is 0.5 m; when the distance value detected and obtained by any distance measuring device is larger than the distance change threshold value or the included angle value is larger than the included angle threshold value, the fact that the parked ship is likely to float outwards is indicated, and therefore the information processing and storing module sends out an early warning instruction.
As shown in fig. 2 to 4, in a preferred embodiment, the distance measuring device further includes: the longitudinal rail 4 is vertically and fixedly arranged on the wharf side wall 3 below the wharf platform 2; a first moving assembly 12, which comprises a guide pulley block 5, which is slidably arranged on the longitudinal rail 4, wherein the guide pulley block comprises a connecting rod 14 and at least two groups of wheel bodies 15 and 17 arranged on the connecting rod; one end of the lifting rope 11 is fixed at the upper end of the connecting rod, and the other end of the lifting rope 11 is detachably fixed on the wharf; a movable structure supporting plate 16 which is vertically fixed on the connecting plate, and the movable structure supporting plate 16 is not contacted with the longitudinal rail 4 and the connecting plate; a cross beam 6 disposed transversely on the moving structure support plate 16; a second moving assembly including a rack 13 transversely disposed on the front end surface of the cross beam 6, and an upper end of the rack 13 protrudes from the upper end surface of the cross beam 6, so that a right-angled groove is formed between the rack 13 and the upper end surface of the cross beam 6; the sensor support frame 10 is movably hung on the rack 13 through a U-shaped hanging plate; a driving gear 20 and a limiting wheel set are respectively arranged between the two ends of the U-shaped hanging plate and the two sides of the rack 13, the driving gear 20 is meshed with the rack 13, the limiting wheel set is arranged on the side wall and the bottom surface of the right-angle groove body in a rolling and abutting mode, and a wheel shaft of the limiting wheel set is fixed on the U-shaped hanging plate; the motor 7 is fixedly arranged on the U-shaped hanging plate or the sensor supporting plate, and the motor 7 drives the driving gear 20; the protective cover 8 is a metal frame body, and the protective cover 8 is arranged on the sensor support frame 10; and a laser sensor 9 disposed in the protective cover 8, wherein a laser wave emitting end of the laser sensor 9 is disposed toward a front end of the protective cover 8, and the armored cable 1 is connected to the laser sensor and the motor 7. In the scheme, the longitudinal rail 4 is arranged on the side wall of the wharf and can be a square pipe with an opening on the outer side wall, the guide pulley block is arranged in the square pipe, the length of the lifting rope 11 is manually or mechanically controlled according to needs, the height of the guide pulley block in the square pipe is further adjusted, and finally the height position of the laser sensor 9 is adjusted; the guide pulley block comprises an upper pulley 15 and a lower pulley 17; the beam 6 provides support for the second moving assembly, so that the laser sensors 9 can conveniently move a certain distance in the transverse direction, the distance between the two laser sensors 9 on the same berth is adjusted, and at least two laser sensors 9 can be accurately aligned to the ship board instead of the head board or the tail board. The sensor support frame 10 can be arranged into an L-shaped plate body, and the vertical part of the plate body is used for being fixed on the U-shaped hanging plate; the plate body extending forwards horizontally is used for fixing the protective cover, the protective cover can be a metal frame body, and the laser sensor is placed in the protective cover to avoid collision; the vertical part of the sensor support frame 10 can be a hollow plate, and the driving gear 20 is horizontally arranged and extends to the rack 13 through the hollow part and then is meshed with the rack; in order to make the U-shaped hanging plate more stable in hanging and moving, the two limiting wheel sets can be arranged and staggered with the driving gear 20 to form three-point stable support on a horizontal plane, and any one limiting wheel set also comprises a supporting limiting wheel 18 and a side wheel 19 to support the U-shaped hanging plate and avoid the U-shaped hanging plate from rubbing against the rack 13 or the cross beam 6.
In a preferred embodiment, the hydrologic monitoring device further comprises: the flow measuring equipment is fixedly arranged on the tufted piles in the berth of the open wharf through a fixing frame, and is used for acquiring the flow velocity and the flow direction of a transverse 2D profile in a certain depth in the front edge of the wharf, and the setting depth of the flow measuring equipment is lower than the historical lowest water level line of the open wharf; the meteorological monitoring equipment is arranged above the open wharf through the supporting columns; and the tide checking station is arranged on the side of the open wharf.
As shown in fig. 5 to 7, in a preferred embodiment, the fixing frame further includes: at least two fixing frames 21 which are detachably fixed on the tufting pile 22; the elastic gasket is arranged at the contact part of the at least two fixing frames and the tufting pile; the upper end of the truss 23 is pivoted on the uppermost fixed frame of the at least two fixed frames 21, and the truss is detachably fixed on the rest fixed frames of the at least two fixed frames 21 through the screw 24; the pivoting position of the upper end of the truss 23 is lower than the historical highest water level of the berth, and the fixed height of the flow measuring equipment 25 fixed at the lower end of the truss 23 is at least 2 meters lower than the historical lowest water level; and a plug cone 26 arranged at the lowest end of the truss 23 and at one side close to the tufting pile 22, wherein the plug cone 26 is detachably inserted into the clam layer at the periphery of the tufting pile 22.
In the scheme, the fixing frame has a fixing effect on the flow measuring equipment 25, in practical application, the fixing frame consists of 4 channel steels and screws, and the design size in the frame of the fixing frame can be 1.5 meters multiplied by 1.5 meters according to the diameter of the vertical pile (tufting pile) 22; during construction, the exposed vertical piles (tufted piles) 22 are surrounded and tightly held and fixed, and rubber pads are laid at the contact positions of the frame and the vertical piles (tufted piles) 22 to protect the anti-corrosion layers on the surfaces of the piles; the inserting cone 26 is detachably inserted into the clam layer on the periphery of the vertical pile (tufting pile) 22 and is used for further fixing the truss 23;
in addition, the flow measuring equipment 25 is arranged on the truss 23 pivoted on the fixed frame, when the flow measuring equipment 25 needs to be normally maintained, replaced and the like, the truss 23 can be detached from the screw rods on the rest fixed frames in at least two fixed frames, only the pivoting part at the upper end of the truss 23 is left, then the truss can be rotated for a certain angle relative to the rotating shaft 27 of the pivoting part, and the flow measuring equipment 25 is pulled out and placed on a maintenance ship.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (10)
1. A mooring security monitoring and early warning system, comprising:
the hydrological information monitoring module is used for acquiring hydrological information acquired by a hydrological monitoring device of the open mooring wharf in real time;
the distance measurement module is used for acquiring a mooring distance monitoring value between a mooring ship and the side wall of the wharf, which is measured by the distance measurement device in real time;
the information processing and storing module is internally pre-stored with a hydrological information safety critical value and a mooring safety critical value; the information processing and storing module is further used for receiving and storing the hydrological information and the mooring distance monitoring value in real time, comparing the hydrological information and the mooring safety monitoring value with a hydrological information safety critical value and a mooring safety critical value respectively and obtaining a comparison result, and if the hydrological information exceeds the hydrological information safety critical value and/or the mooring safety monitoring value exceeds the mooring safety critical value, the information processing and storing module sends an early warning instruction; and
and the dynamic early warning module is used for receiving the early warning instruction sent by the information processing and storing module in real time and sending a corresponding early warning signal through the early warning device.
2. The mooring safety monitoring and warning system of claim 1, further comprising:
the flow prediction module is used for acquiring flow data in the hydrological information in real time, assimilating the data model in the prediction module by adopting the flow data to acquire flow prediction data in a future period of time T, receiving the flow prediction data of the flow prediction module in real time by the information processing and storing module, comparing the flow prediction data with a hydrological information safety critical value to acquire a comparison result, and sending an early warning instruction by the information processing and storing module if the flow prediction data exceeds the hydrological information safety critical value; the dynamic early warning module receives an early warning instruction sent by the information processing and storing module in real time and sends a corresponding early warning signal through the early warning device;
and the display equipment is used for displaying the hydrological information, the mooring distance monitoring value and the power flow prediction data in real time.
3. The mooring safety monitoring and early warning system of claim 2, wherein the data model is established based on a two-dimensional shallow water equation with the field-measured tidal current data as an initial value, and then the field-measured tidal current data is continuously used to modify and correct the trajectory of the model in the phase space so that the model is maximally close to the measured data.
4. The mooring safety monitoring and pre-warning system of claim 1, wherein the hydrologic information includes flow velocity and direction, wind speed, current and tide level at the quayside;
the hydrologic information safety critical value comprises a flow rate critical value at the front edge of the wharf;
and the information processing and storing module sends out an early warning instruction when the flow speed of the wharf front in the hydrological information exceeds a flow speed critical value.
5. The mooring safety monitoring and early warning system of claim 4, wherein at least two distance measuring devices are arranged on one berth, the at least two distance measuring devices are positioned on the same horizontal plane, and the maximum distance between the at least two distance measuring devices on one berth is smaller than or equal to the length of a board of a moored ship.
6. The mooring safety monitoring and pre-warning system of claim 1, wherein the mooring safety monitoring value comprises an angle between a side of the ship and a heading of the dock;
the mooring safety critical value comprises an included angle threshold value between a ship board and the trend of a wharf, and the included angle threshold value is 1 degree;
and when the included angle value is greater than the included angle threshold value, the information processing and storing module sends out an early warning instruction.
7. The mooring safety monitoring and early warning system of claim 6, wherein the mooring safety monitoring values further comprise distance variation values, the distance variation values being absolute values of differences between a distance L1 between the detection front end of the distance measuring device and the board of the moored vessel at a previous time and a distance L2 between the detection front end of the distance measuring device and the board of the moored vessel at a later time;
the mooring safety critical value further comprises a distance change threshold value, and the distance change threshold value is 0.5 m;
and when the distance change value detected by any distance measuring device is greater than the distance change threshold value or the included angle value is greater than the included angle threshold value, the information processing and storing module sends out an early warning instruction.
8. The mooring safety monitoring and warning system of claim 1, wherein the ranging device further comprises:
the longitudinal rail is vertically and fixedly arranged on the side wall of the wharf;
the first moving assembly comprises a guide pulley block which is arranged on the longitudinal rail in a sliding manner, and the guide pulley block comprises a connecting rod and at least two groups of wheel bodies arranged on the connecting rod; one end of the lifting rope is fixed at the upper end of the connecting rod, and the other end of the lifting rope is detachably fixed on the wharf; the movable structure supporting plate is vertically fixed on the connecting plate, and the movable structure supporting plate is not in contact with the longitudinal rail and the connecting plate;
a cross beam transversely disposed on the moving structure support plate;
the second moving assembly comprises a rack which is transversely arranged on the front end face of the cross beam, and the upper end of the rack protrudes out of the upper end face of the cross beam, so that a right-angle groove body is formed between the rack and the upper end face of the cross beam; the sensor support frame is movably hung on the rack through a U-shaped hanging plate; a driving gear and a limiting wheel set are respectively arranged between the two ends of the U-shaped hanging plate and the two sides of the rack, the driving gear is meshed with the rack, the limiting wheel set is arranged on the side wall and the bottom surface of the right-angle groove body in a rolling and abutting mode, and a wheel shaft of the limiting wheel set is fixed on the U-shaped hanging plate; the motor is fixedly arranged on the U-shaped hanging plate or the sensor supporting plate and drives the driving gear; the protective cover is a metal frame body and is arranged on the sensor supporting frame; and
the laser sensor is arranged in the protective cover, and the laser wave emitting end of the laser sensor faces the front end of the protective cover.
9. The mooring safety monitoring and warning system of claim 1, wherein the hydrologic monitoring device further comprises:
the flow measuring equipment is fixedly arranged on the tufted piles in the berth of the open wharf through a fixing frame, and is used for acquiring the flow velocity and the flow direction of a transverse 2D profile in a certain depth in the front edge of the wharf, and the setting depth of the flow measuring equipment is lower than the historical lowest water level line of the open wharf;
the meteorological monitoring equipment is arranged above the open wharf through the supporting columns; and
and the tide checking station is arranged on the side of the open wharf.
10. The mooring security monitoring and warning system of claim 9, wherein the mount further comprises:
at least two fixing frames which are detachably and circularly fixed on the tufting pile;
the elastic gasket is arranged at the contact part of the at least two fixing frames and the tufting pile;
the upper end of the truss is pivoted on the uppermost fixed frame in the at least two fixed frames, and the truss is detachably fixed on the rest fixed frames in the at least two fixed frames through screws; the upper end of the truss is pivoted at a position lower than the historical highest water level of the berth, and the fixed height of the flow measuring equipment fixed at the lower end of the truss is at least 2 meters lower than the historical lowest water level; and
the inserting cone is arranged at the lowest end of the truss and at one side close to the tufting pile, and the inserting cone is detachably inserted into the clam layer on the periphery of the tufting pile.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010917469.7A CN112050740A (en) | 2020-09-03 | 2020-09-03 | Mooring safety monitoring and early warning system |
| CN202211404613.2A CN115638735A (en) | 2020-09-03 | 2020-09-03 | Mooring safety monitoring and early warning system |
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| CN202010917469.7A CN112050740A (en) | 2020-09-03 | 2020-09-03 | Mooring safety monitoring and early warning system |
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| CN202211404613.2A Division CN115638735A (en) | 2020-09-03 | 2020-09-03 | Mooring safety monitoring and early warning system |
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| CN202211404613.2A Pending CN115638735A (en) | 2020-09-03 | 2020-09-03 | Mooring safety monitoring and early warning system |
| CN202010917469.7A Pending CN112050740A (en) | 2020-09-03 | 2020-09-03 | Mooring safety monitoring and early warning system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115410419A (en) * | 2022-08-23 | 2022-11-29 | 交通运输部天津水运工程科学研究所 | Ship mooring early warning method and system, electronic device and storage medium |
| WO2023103193A1 (en) * | 2021-12-08 | 2023-06-15 | 交通运输部天津水运工程科学研究所 | Shore-based intelligent mooring system and method based on real-time onsite feedback |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5432515A (en) * | 1992-04-09 | 1995-07-11 | O'conner; Joe S. | Marine information system |
| KR20100072738A (en) * | 2008-12-22 | 2010-07-01 | 지에스칼텍스 주식회사 | Docking aid system for ship |
| KR101029770B1 (en) * | 2010-07-30 | 2011-04-19 | 에스에이지주식회사 | The facility of come alongside the pier the use of wind power generation plant on the sea |
| CN102236327A (en) * | 2010-04-27 | 2011-11-09 | 上海冠卓企业发展有限公司 | Laser berthing monitoring system for ship |
| CN202331093U (en) * | 2011-11-08 | 2012-07-11 | 青岛港（集团）有限公司 | Automatic monitoring system for ship mooring position |
| CN102636661A (en) * | 2012-04-09 | 2012-08-15 | 中国海洋石油总公司 | Laser berthing and environment monitoring system |
| CN102944874A (en) * | 2012-10-24 | 2013-02-27 | 连云港步升机械有限公司 | Lifting mechanism of laser range finder |
| CN103901806A (en) * | 2014-03-07 | 2014-07-02 | 唐粮 | Intelligent ship berthing assistance system and method |
| CN105836066A (en) * | 2016-03-28 | 2016-08-10 | 大连交通大学 | Method and system for predicting posture of ship moored at open type wharf |
| CN107942860A (en) * | 2017-11-27 | 2018-04-20 | 大连交通大学 | Open Wharf mooring line power method for early warning and system |
| CN109146179A (en) * | 2018-08-23 | 2019-01-04 | 交通运输部天津水运工程科学研究所 | Coastal port shipping work condition monitoring method for early warning |
| CN109584636A (en) * | 2018-11-20 | 2019-04-05 | 武汉理工大学 | Berthing auxiliary device and its monitoring method for the monitoring of port ship machine Cooperative Security |
| CN110610277A (en) * | 2019-09-24 | 2019-12-24 | 青岛军融科技有限公司 | Ship operation condition forecasting and early warning system |
| CN110954069A (en) * | 2019-10-25 | 2020-04-03 | 天津水运工程勘察设计院 | River section probing type accurate flow measuring device and method |
| CN111444624A (en) * | 2020-04-03 | 2020-07-24 | 交通运输部天津水运工程科学研究所 | Method and system for judging safety of operation state of ship berthing in port area |
-
2020
- 2020-09-03 CN CN202211404613.2A patent/CN115638735A/en active Pending
- 2020-09-03 CN CN202010917469.7A patent/CN112050740A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5432515A (en) * | 1992-04-09 | 1995-07-11 | O'conner; Joe S. | Marine information system |
| KR20100072738A (en) * | 2008-12-22 | 2010-07-01 | 지에스칼텍스 주식회사 | Docking aid system for ship |
| CN102236327A (en) * | 2010-04-27 | 2011-11-09 | 上海冠卓企业发展有限公司 | Laser berthing monitoring system for ship |
| KR101029770B1 (en) * | 2010-07-30 | 2011-04-19 | 에스에이지주식회사 | The facility of come alongside the pier the use of wind power generation plant on the sea |
| CN202331093U (en) * | 2011-11-08 | 2012-07-11 | 青岛港（集团）有限公司 | Automatic monitoring system for ship mooring position |
| CN102636661A (en) * | 2012-04-09 | 2012-08-15 | 中国海洋石油总公司 | Laser berthing and environment monitoring system |
| CN102944874A (en) * | 2012-10-24 | 2013-02-27 | 连云港步升机械有限公司 | Lifting mechanism of laser range finder |
| CN103901806A (en) * | 2014-03-07 | 2014-07-02 | 唐粮 | Intelligent ship berthing assistance system and method |
| CN105836066A (en) * | 2016-03-28 | 2016-08-10 | 大连交通大学 | Method and system for predicting posture of ship moored at open type wharf |
| CN107942860A (en) * | 2017-11-27 | 2018-04-20 | 大连交通大学 | Open Wharf mooring line power method for early warning and system |
| CN109146179A (en) * | 2018-08-23 | 2019-01-04 | 交通运输部天津水运工程科学研究所 | Coastal port shipping work condition monitoring method for early warning |
| CN109584636A (en) * | 2018-11-20 | 2019-04-05 | 武汉理工大学 | Berthing auxiliary device and its monitoring method for the monitoring of port ship machine Cooperative Security |
| CN110610277A (en) * | 2019-09-24 | 2019-12-24 | 青岛军融科技有限公司 | Ship operation condition forecasting and early warning system |
| CN110954069A (en) * | 2019-10-25 | 2020-04-03 | 天津水运工程勘察设计院 | River section probing type accurate flow measuring device and method |
| CN111444624A (en) * | 2020-04-03 | 2020-07-24 | 交通运输部天津水运工程科学研究所 | Method and system for judging safety of operation state of ship berthing in port area |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023103193A1 (en) * | 2021-12-08 | 2023-06-15 | 交通运输部天津水运工程科学研究所 | Shore-based intelligent mooring system and method based on real-time onsite feedback |
| CN115410419A (en) * | 2022-08-23 | 2022-11-29 | 交通运输部天津水运工程科学研究所 | Ship mooring early warning method and system, electronic device and storage medium |
| CN115410419B (en) * | 2022-08-23 | 2024-02-02 | 交通运输部天津水运工程科学研究所 | Ship mooring early warning method, system, electronic equipment and storage medium |
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|---|---|
| CN115638735A (en) | 2023-01-24 |
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