CN106643605A - Door horizontal jump real-time monitoring device and method in running state of navigation lock - Google Patents
Door horizontal jump real-time monitoring device and method in running state of navigation lock Download PDFInfo
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- CN106643605A CN106643605A CN201710004667.2A CN201710004667A CN106643605A CN 106643605 A CN106643605 A CN 106643605A CN 201710004667 A CN201710004667 A CN 201710004667A CN 106643605 A CN106643605 A CN 106643605A
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- door body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
The invention discloses a door horizontal jump real-time monitoring device and method in a running state of a navigation lock. The monitoring device comprises a tilt angle sensor, a herringbone door rotating angle and water level sensor, a tilt angle sensor data acquiring and transmitting module, a herringbone door rotating angle and water level sensor data acquiring and transmitting module and a computer analyzing and processing module, wherein the tilt angle sensor and the herringbone door rotating angle and water level sensor carry out AD conversion, data storage and high-speed serial interface data transmitting on acquired analog signals through the tilt angle sensor data acquiring and transmitting module and the herringbone door rotating angle and water level sensor data acquiring and transmitting module respectively, the analog signals are received and stored by the computer analyzing and processing module, and data are analyzed and processed in the computer analyzing and processing module. The tilt angle sensor is used for monitoring jump of a herringbone door body at the position in the horizontal direction conveniently and effectively, research resources are saved, and mounting and debugging are facilitated.
Description
Technical field
The present invention relates to Hydraulic Metal monitoring technical field, more particularly to a kind of Miter Lock Gates door body horizontal level
The method of real-time of saltus step.
Background technology
Miter Lock Gates are one of critical facilitys of dealing ship upstream and downstream navigation, undertake a large amount of logical long-time high load capacity
Boat task, miter gate be opened and closed repeatedly and charge and discharge water during, due to by water impact, under water pressure change and door body metal
The comprehensive function of the factors such as chemical attack so that irreversible structural damage occurs in miter gate's door body, and then it is hidden to produce safety
Suffer from.Existing detection method is that periodically ship lock is suspended, and expends a large amount of manpower and materials and is manually overhauled, and this method is not
Only affect normal shipping to transport, also there is the possibility of missing inspection, it is most important that cannot know within prolonged non-turn(a)round
The healthy running status of current Miter Lock Gates, it is therefore necessary to carrying out real-time monitoring to miter gate, pinpoints the problems early, and and
Shi Jinhang is overhauled.
Miter gate due to itself up to a hundred tons weight and a large amount of opening and closings repeatedly, cause door body mill inevitably occur
Damage, and abrasion is embodied a concentrated reflection of at the door-hinge mushroom head of miter gate bottom, so monitoring into the wear condition of mushroom head for people
One of important topic of word door operation health status monitoring.But mushroom head is in the lower tens meters of deep positions of miter gate's bottom water
On, contact surface easy to wear is operationally in the state of closure, it is difficult to directly by existing direct surveillance or three-dimensional structure
E measurement technology observes the current degree of wear.But because miter gate's door body can approximately regard a huge rigid body, door-hinge mushroom as
The abrasion of head and the structural damage of door body itself necessarily bring the change of door body horizontal level during miter gate's opening and closing, produce
Relative to the saltus step at horizontal direction inclination angle, so the saltus step of real-time monitoring miter gate's door body horizontal level can be used as a weight
Index is wanted to measure to miter gate's health status indirectly, and traditional method based on vibration calculating position hopping is because interference
The easy distortion of multipole, and data volume is huge, it is impossible to and true reflection is not suitable for miter gate's saltus step when the transitional states of front door body
Monitoring, so the horizontal saltus step for being badly in need of a kind of ripe correlation technique for miter gate position is measured in real time.
The content of the invention
To solve the problems referred to above that prior art is present, the present invention will design a kind of jump that can truly reflect when front door body
The horizontal saltus step real-time monitoring device of door body and its monitoring method under the again convenient and practical ship gateway operation state of change state.
For achieving the above object, technical scheme is as follows：Door body saltus step real-time monitoring dress under ship gateway operation state
Put, including obliquity sensor, miter gate's anglec of rotation and level sensor, obliquity sensor data acquisition and sending module, people
Word door rotation angle degree and level sensor data acquisition and sending module, computer analysis and processing module, described miter gate's rotation
Gyration includes miter gate's angular sensor and level sensor with level sensor, and described miter gate's anglec of rotation is passed
Sensor includes compass or encoder；Obliquity sensor and miter gate's anglec of rotation divide the analog signal for gathering with level sensor
Other Jing obliquity sensors data acquisition and sending module and miter gate's anglec of rotation and level sensor data acquisition and transmission mould
Block is AD converted, data storage and HSSI High-Speed Serial Interface data is activation, and is received and protected by computer analysis and processing module
Deposit, and the analysis and process of data are carried out in computer analysis and processing module；
Described obliquity sensor data acquisition includes A/D converter circuit, embedded control unit, storage with sending module
Unit and high speed data interface；
Described miter gate's anglec of rotation includes A/D converter circuit, is embedded in level sensor data acquisition and sending module
Formula control unit, memory cell and high speed data interface；
Described obliquity sensor has one, and along the direction parallel to the long side in door body upper surface the upper of door body is horizontally arranged at
At surface；
Described miter gate's angular sensor is horizontally arranged at the upper surface of door body；
Described level sensor is arranged on the lock wall below ship lock lowest water level at 2-3 rice；
Described obliquity sensor data acquisition is integrated in the embedded Control system of obliquity sensor itself with sending module
In system, miter gate's anglec of rotation is integrated in the embedded control system of itself with level sensor data acquisition and sending module
In, computer analysis and processing module is integrated in main control computer；
The monitoring method of the horizontal saltus step real-time monitoring device of door body, comprises the steps of under ship gateway operation state：
A, mounted angle sensor
Miter Lock Gates door body causes door body structural damage easily occur due to bearing huge load during operation, its
The horizontal hopping amplitude of middle door body is an important indicator of door body running status, therefore using obliquity sensor real-time monitoring herringbone
The horizontal hopping amplitude safe operation state current to monitor miter gate's door body of door door body；The top of selected miter gate is inclination angle
The installation site of sensor, in the horizontal direction parallel to door body an obliquity sensor is installed, and will be inclined using industrial glue
Angle transducer is fixed on assigned position；
B, installation miter gate's anglec of rotation and level sensor
Because the process of the horizontal saltus step of Miter Lock Gates door body appearance is a dynamic process, the amplitude of horizontal saltus step
Change with the state of miter gate's work operation, so wanting the current folding angle of real-time monitoring Miter Lock Gates door body and ship
Height of water level in lock these running state informations；Miter gate's angular sensor is placed in into people parallel to miter gate's door body
At the upper surface of word door door body, so as to obtaining the angle of miter gate and ship lock body of wall and uploading to computer in real time；Water level is passed
Sensor be arranged on ship lock lowest water level below-rice at lock wall on；
C, collection miter gate's door body inclination data
Obliquity sensor is substantially with a kind of acceleration transducer of principle of inertia, obliquity sensor acceleration of gravity
Angle between the gravity vertical axis and acceleration transducer sensitive axis in direction is inclination angle；Obliquity sensor data acquisition with send out
Module is sent to be converted into digital quantity by the electrical simulations amount that analog to digital conversion circuit collects obliquity sensor, and by calculating
To the inclination angle of Miter Lock Gates door body, it is uploaded to computer analysis and processing module finally by communication interface and is stored and shown
Show；Described obliquity sensor belongs to two-dimension tilt angle sensor, and with two measurement directions, measurement respectively is obtained parallel to door body
The inclination angle theta of long side directionxWith the inclination angle theta perpendicular to door body long side directiony；
D, the saltus step amount that miter gate's door body is calculated by the inclination data of miter gate's door body
The saltus step amount of miter gate is one of important health index of miter gate, and by inclination value miter gate's static state saltus step is calculated
Measurer has quickly and accurately advantage, as follows parallel to the saltus step amount computing formula of door body long side direction：
hx=r tan θx
In formula：θxBe parallel to door body long side direction inclination value, r between miter gate's door body measured point and door-hinge away from
From hxIt is the saltus step amount of the miter gate parallel to door body long side direction；
Saltus step amount computing formula perpendicular to door body long side direction is as follows：
In formula：θy(β) inclination value perpendicular to door body long side direction when being β for the anglec of rotation, β0For miter gate's rotation end
The angle value at moment, hyIt is the saltus step amount of the miter gate perpendicular to door body long side direction；
Total saltus step amount computing formula of miter gate's door body is as follows：
In formula：H is total saltus step amount of miter gate's door body；
By calculating obliquity sensor respectively parallel to door body long side direction and the saltus step amount perpendicular to door body long side direction,
Further it is calculated total saltus step amount of miter gate；
E, the dynamic hop amount data analyzed and process miter gate's door body
The jump variable data of miter gate's door body is processed by main control computer, by miter gate's anglec of rotation and level sensor
Resulting water level information and folding angle information is integrated with the jump variable information of miter gate's door body, obtains miter gate's hop value
Switch gate and the two-dimensional signal of ship lock charge and discharge water period, information is judged one by one, obtain jump variable data in different bars
Span under part simultaneously determines inclination angle secure threshold under various operating conditions, when the maximum of this period saltus step amount is more than
Secure threshold just illustrates this period miter gate in misoperation position, when the minimum of a value of this period saltus step amount is less than secure threshold
Illustrate that now miter gate is in normal operational position, formula is as follows：
S represents current safe state value in formula, and it is that this period of interval scale miter gate is in abnormal operating condition to be worth, and is worth for 0
This period of interval scale miter gate is in safe operation state, hrRepresent the length value of the total saltus step amount of present period, htForefathers are worked as in expression
The secure threshold of the saltus step amount of word door working condition, and the safe work state of current miter gate's operation is judged with this.
Compared with prior art, it is an advantage of the current invention that：
1st, traditional method required precision based on vibration calculating position hopping is high, needs to pass through algorithm to vibration acceleration
Vibration displacement is converted into, calculates complicated, the requirement to embedded control system is higher, needs to process substantial amounts of data, it is difficult to protect
Card data are undistorted, cause the research and development time long, relatively costly.And the present invention monitors miter gate's door body level using obliquity sensor
Direction position hopping, not only easily and effectively, and saves resources for research, facilitates installation and debugging, it is adaptable to Miter Lock Gates door body
Position hopping monitoring.
2nd, the present invention can be obtained using aiding sensors such as compass formula angular transducer, temperature sensor and water-level gauges
The dynamic folding angle information and dynamic water table information of the operation of current miter gate, so as to accurately obtain miter gate switch is currently at
Which state in door or charge and discharge water, the secure threshold of miter gate's door body tilt angles of different conditions is also differed, passed through
The present safe work state of trouble free service threshold decision miter gate under different working condition, draws valid conclusion.
Description of the drawings
The total width of accompanying drawing 2 of the present invention, wherein：
Fig. 1 is the herringbone door and scheme of installation of the present invention.
Fig. 2 is the flow chart of the inventive method.
In figure：1st, miter gate top, 2, obliquity sensor, 3, aiding sensors, 4, obliquity sensor data acquisition with send out
Send module, 5, auxiliary sensor data obtain and sending module, 6, computer analysis and processing module.
Specific embodiment
Below with reference to accompanying drawing, the preferred embodiments of the present invention are described in detail：
As shown in Figure 1-2, door body saltus step real-time monitoring device under ship gateway operation state, including obliquity sensor 2, miter gate
The anglec of rotation and level sensor 3, obliquity sensor data acquisition and sending module 4, miter gate's anglec of rotation and level sensor
Device data acquisition and sending module 5, computer analysis and processing module 6, described miter gate's anglec of rotation is wrapped with level sensor 3
Miter gate's angular sensor and level sensor 3 are included, described miter gate's angular sensor includes compass or coding
Device；The analog signal for gathering is distinguished Jing obliquity sensor numbers by obliquity sensor 2 and miter gate's anglec of rotation with level sensor 3
It is AD converted, counts with level sensor data acquisition and sending module 5 with sending module 4 and miter gate's anglec of rotation according to obtains
According to storage and HSSI High-Speed Serial Interface data is activation, and receive and preserve by computer analysis and processing module 6, and in computer point
The analysis and process of data are carried out in analysis processing module 6；
Described obliquity sensor data acquisition includes A/D converter circuit, embedded control unit, storage with sending module 4
Unit and high speed data interface；
Described miter gate's anglec of rotation and level sensor data acquisition and sending module 5 include A/D converter circuit, embedding
Enter formula control unit, memory cell and high speed data interface；
Described obliquity sensor 2 has one, and along the direction parallel to the long side in door body upper surface door body is horizontally arranged at
At upper surface；
Described miter gate's angular sensor is horizontally arranged at the upper surface of door body；
Described level sensor is arranged on the lock wall below ship lock lowest water level at 2-3 rice；
Described obliquity sensor data acquisition and sending module 4 are integrated in obliquity sensor 2 embedded Control of itself
In system, miter gate's anglec of rotation is integrated in the embedded Control system of itself with level sensor data acquisition and sending module 5
In system, computer analysis and processing module 6 is integrated in main control computer；
The monitoring method of the horizontal saltus step real-time monitoring device of door body, comprises the steps of under ship gateway operation state：
A, mounted angle sensor 2
Miter Lock Gates door body causes door body structural damage easily occur due to bearing huge load during operation, its
The horizontal hopping amplitude of middle door body is an important indicator of door body running status, therefore using the real-time monitoring people of obliquity sensor 2
The horizontal hopping amplitude of the word door door body safe operation state current to monitor miter gate's door body；Selected miter gate top 1 is to incline
The installation site of angle transducer 2, in the horizontal direction parallel to door body an obliquity sensor 2 is installed, and using industrial glue
Obliquity sensor 2 is fixed on into assigned position；
B, installation miter gate's anglec of rotation and level sensor 3
Because the process of the horizontal saltus step of Miter Lock Gates door body appearance is a dynamic process, the amplitude of horizontal saltus step
Change with the state of miter gate's work operation, so wanting the current folding angle of real-time monitoring Miter Lock Gates door body and ship
Height of water level in lock these running state informations；Miter gate's angular sensor is placed in into people parallel to miter gate's door body
At the upper surface of word door door body, so as to obtaining the angle of miter gate and ship lock body of wall and uploading to computer in real time；Water level is passed
Sensor is arranged on the lock wall below ship lock lowest water level at 2-3 rice；
C, collection miter gate's door body inclination data
Obliquity sensor 2 is substantially that, with a kind of acceleration transducer of principle of inertia, the gravity of obliquity sensor 2 accelerates
Angle between the gravity vertical axis and acceleration transducer sensitive axis in degree direction is inclination angle；Obliquity sensor data acquisition with
Sending module 4 is converted into digital quantity by the electrical simulations amount that analog to digital conversion circuit collects obliquity sensor 2, and by meter
Calculation obtains the inclination angle of Miter Lock Gates door body, is uploaded to computer analysis and processing module 6 finally by communication interface and is stored
And show；Described obliquity sensor 2 belongs to two-dimension tilt angle sensor, and with two measurement directions, measurement respectively obtains parallel
In the inclination angle theta of door body long side directionxWith the inclination angle theta perpendicular to door body long side directiony；
D, the saltus step amount that miter gate's door body is calculated by the inclination data of miter gate's door body
The saltus step amount of miter gate is one of important health index of miter gate, and by inclination value miter gate's static state saltus step is calculated
Measurer has quickly and accurately advantage, as follows parallel to the saltus step amount computing formula of door body long side direction：
hx=r tan θx
In formula：θxBe parallel to door body long side direction inclination value, r between miter gate's door body measured point and door-hinge away from
From hxIt is the saltus step amount of the miter gate parallel to door body long side direction；
Saltus step amount computing formula perpendicular to door body long side direction is as follows：
In formula：θy(β) inclination value perpendicular to door body long side direction when being β for the anglec of rotation, β0For miter gate's rotation end
The angle value at moment, hyIt is the saltus step amount of the miter gate perpendicular to door body long side direction；
Total saltus step amount computing formula of miter gate's door body is as follows：
In formula：H is total saltus step amount of miter gate's door body；
By calculating obliquity sensor respectively parallel to door body long side direction and the saltus step amount perpendicular to door body long side direction,
Further it is calculated total saltus step amount of miter gate；
E, the dynamic hop amount data analyzed and process miter gate's door body
The jump variable data of miter gate's door body is processed by main control computer, by miter gate's anglec of rotation and level sensor
Water level information and folding angle information obtained by 3 is integrated with the jump variable information of miter gate's door body, obtains miter gate's saltus step
The switch gate and the two-dimensional signal of ship lock charge and discharge water period of value, is judged one by one information, obtains jumping variable data in difference
Under the conditions of span and determine inclination angle secure threshold under various operating conditions, when the maximum of this period saltus step amount it is big
This period miter gate is just illustrated in misoperation position, in secure threshold when the minimum of a value of this period saltus step amount is less than safety threshold
Now miter gate is in normal operational position for value explanation, and formula is as follows：
S represents current safe state value in formula, and it is that this period of 1 interval scale miter gate is in abnormal operating condition to be worth, and is worth for 0
This period of interval scale miter gate is in safe operation state, hrRepresent the length value of the total saltus step amount of present period, htForefathers are worked as in expression
The secure threshold of the saltus step amount of word door working condition, and the safe work state of current miter gate's operation is judged with this.
The present invention is not limited to the present embodiment, any equivalent concepts in the technical scope of present disclosure or changes
Become, be classified as protection scope of the present invention.
Claims (2)
1. door body saltus step real-time monitoring device under ship gateway operation state, it is characterised in that：Including obliquity sensor (2), miter gate
The anglec of rotation and level sensor (3), obliquity sensor data acquisition and sending module (4), miter gate's anglec of rotation and water level
Sensing data is obtained and sending module (5), computer analysis and processing module (6), described miter gate's anglec of rotation and water level
Sensor (3) includes miter gate's angular sensor and level sensor (3), described miter gate's angular sensor bag
Include compass or encoder；Obliquity sensor (2) and miter gate's anglec of rotation divide the analog signal for gathering with level sensor (3)
Other Jing obliquity sensors data acquisition and sending module (4) and miter gate's anglec of rotation and level sensor data acquisition and transmission
Module (5) is AD converted, data storage and HSSI High-Speed Serial Interface data is activation, and by computer analysis and processing module (6)
Receive and preserve, and the analysis and process of data are carried out in computer analysis and processing module (6)；
Described obliquity sensor data acquisition is single including A/D converter circuit, embedded control unit, storage with sending module (4)
Unit and high speed data interface；
Described miter gate's anglec of rotation and level sensor data acquisition and sending module (5) include A/D converter circuit, embedded
Formula control unit, memory cell and high speed data interface；
Described obliquity sensor (2) has one, and along the direction parallel to the long side in door body upper surface the upper of door body is horizontally arranged at
At surface；
Described miter gate's angular sensor is horizontally arranged at the upper surface of door body；
Described level sensor is arranged on the lock wall below ship lock lowest water level at 2-3 rice；
Described obliquity sensor data acquisition is integrated in obliquity sensor (2) embedded Control of itself with sending module (4)
In system, miter gate's anglec of rotation is integrated in the embedded Control of itself with level sensor data acquisition and sending module (5)
In system, during computer analysis and processing module (6) is integrated in main control computer.
2. under ship gateway operation state the horizontal saltus step real-time monitoring device of door body monitoring method, it is characterised in that：Comprising following step
Suddenly：
A, mounted angle sensor (2)
Miter Lock Gates door body causes door body structural damage, wherein door easily occur due to bearing huge load during operation
The horizontal hopping amplitude of body is an important indicator of door body running status, therefore using obliquity sensor (2) real-time monitoring herringbone
The horizontal hopping amplitude safe operation state current to monitor miter gate's door body of door door body；Selected miter gate top (1) is to incline
The installation site of angle transducer (2), in the horizontal direction parallel to door body an obliquity sensor (2) is installed, and using industry
Obliquity sensor (2) is fixed on assigned position by glue；
B, installation miter gate's anglec of rotation and level sensor (3)
Because the process of the horizontal saltus step of Miter Lock Gates door body appearance is a dynamic process, the amplitude of horizontal saltus step is also with people
Word door work operation state and change, so wanting in the current folding angle of real-time monitoring Miter Lock Gates door body and ship lock
Height of water level these running state informations；Miter gate's angular sensor is placed in into miter gate parallel to miter gate's door body
At the upper surface of door body, so as to obtaining the angle of miter gate and ship lock body of wall and uploading to computer in real time；By level sensor
On the lock wall at 2-3 rice below ship lock lowest water level；
C, collection miter gate's door body inclination data
Obliquity sensor (2) is substantially that, with a kind of acceleration transducer of principle of inertia, obliquity sensor (2) gravity accelerates
Angle between the gravity vertical axis and acceleration transducer sensitive axis in degree direction is inclination angle；Obliquity sensor data acquisition with
The electrical simulations amount that obliquity sensor (2) is collected is converted into digital quantity by sending module (4) by analog to digital conversion circuit, and is led to
The inclination angle for being calculated Miter Lock Gates door body is crossed, computer analysis and processing module (6) is uploaded to finally by communication interface and is entered
Row storage simultaneously shows；Described obliquity sensor (2) belongs to two-dimension tilt angle sensor, with two measurement directions, measures respectively
Obtain the inclination angle theta parallel to door body long side directionxWith the inclination angle theta perpendicular to door body long side directiony；
D, the saltus step amount that miter gate's door body is calculated by the inclination data of miter gate's door body
The saltus step amount of miter gate is one of important health index of miter gate, and by inclination value miter gate's static state saltus step measurer is calculated
There is quickly and accurately advantage, it is as follows parallel to the saltus step amount computing formula of door body long side direction：
hx=r tan θx
In formula：θxIt is that, parallel to door body long side direction inclination value, r is the distance between miter gate's door body measured point and door-hinge, hxFor
Parallel to the saltus step amount of the miter gate of door body long side direction；
Saltus step amount computing formula perpendicular to door body long side direction is as follows：
In formula：θy(β) inclination value perpendicular to door body long side direction when being β for the anglec of rotation, β0The last moment is rotated for miter gate
Angle value, hyIt is the saltus step amount of the miter gate perpendicular to door body long side direction；
Total saltus step amount computing formula of miter gate's door body is as follows：
In formula：H is total saltus step amount of miter gate's door body；
By calculating obliquity sensor respectively parallel to door body long side direction and the saltus step amount perpendicular to door body long side direction, and then
It is calculated total saltus step amount of miter gate；
E, the dynamic hop amount data analyzed and process miter gate's door body
The jump variable data of miter gate's door body is processed by main control computer, by miter gate's anglec of rotation and level sensor (3)
Resulting water level information and folding angle information is integrated with the jump variable information of miter gate's door body, obtains miter gate's hop value
Switch gate and the two-dimensional signal of ship lock charge and discharge water period, information is judged one by one, obtain jump variable data in different bars
Span under part simultaneously determines inclination angle secure threshold under various operating conditions, when the maximum of this period saltus step amount is more than
Secure threshold just illustrates this period miter gate in misoperation position, when the minimum of a value of this period saltus step amount is less than secure threshold
Illustrate that now miter gate is in normal operational position, formula is as follows：
S represents current safe state value in formula, and it is that this period of 1 interval scale miter gate is in abnormal operating condition to be worth, and is worth for 0 epoch
This period of table miter gate is in safe operation state, hrRepresent the length value of the total saltus step amount of present period, htRepresent current miter gate
The secure threshold of the saltus step amount of working condition, and the safe work state of current miter gate's operation is judged with this.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710004667.2A CN106643605B (en) | 2017-01-04 | 2017-01-04 | Door body level jump real-time monitoring device and its monitoring method under ship gateway operation state |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710004667.2A CN106643605B (en) | 2017-01-04 | 2017-01-04 | Door body level jump real-time monitoring device and its monitoring method under ship gateway operation state |
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| CN106643605B CN106643605B (en) | 2018-12-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107450462A (en) * | 2017-09-04 | 2017-12-08 | 长江三峡通航管理局 | A kind of miter gate closes whole aligning control method |
| CN111625903A (en) * | 2020-05-27 | 2020-09-04 | 江苏物联网研究发展中心 | Sedimentation deformation analysis method, device and system for ship lock cambered surface triangular gate |
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| CN107450462A (en) * | 2017-09-04 | 2017-12-08 | 长江三峡通航管理局 | A kind of miter gate closes whole aligning control method |
| CN107450462B (en) * | 2017-09-04 | 2023-08-08 | 长江三峡通航管理局 | Closing final alignment control method for herringbone gate |
| CN111625903A (en) * | 2020-05-27 | 2020-09-04 | 江苏物联网研究发展中心 | Sedimentation deformation analysis method, device and system for ship lock cambered surface triangular gate |
| CN111625903B (en) * | 2020-05-27 | 2023-08-04 | 江苏物联网研究发展中心 | Sedimentation deformation analysis method, device and system for ship lock cambered surface triangular gate |
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