CN219999407U - Safety monitoring system suitable for high-head large ship lock process - Google Patents
Safety monitoring system suitable for high-head large ship lock process Download PDFInfo
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- CN219999407U CN219999407U CN202320996917.6U CN202320996917U CN219999407U CN 219999407 U CN219999407 U CN 219999407U CN 202320996917 U CN202320996917 U CN 202320996917U CN 219999407 U CN219999407 U CN 219999407U
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- ship lock
- safety monitoring
- process safety
- machine room
- sensor
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- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 238000012806 monitoring device Methods 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000004891 communication Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 2
- 230000009545 invasion Effects 0.000 abstract description 3
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
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- Safety Devices In Control Systems (AREA)
Abstract
The utility model discloses a process safety monitoring system suitable for a large-sized high-head ship lock, which comprises a plurality of process safety monitoring devices, wherein each opening and closing machine room of the ship lock is provided with a process safety monitoring device, and the process safety monitoring devices are electrically connected with a ship lock operation control system; the adjacent process safety monitoring devices are connected in series through BNC interfaces, key sensor signals of the machine room are collected, and the collected key sensor signals are pushed to the process safety monitoring devices of the adjacent machine rooms. On the basis of the existing ship lock operation control system, the system is provided with a set of independent process safety monitoring equipment at each opening and closing machine room of the ship lock, and important sensors of the machine room are monitored, so that the behavior of the ship lock operation control system affecting the process safety of the ship lock operation caused by equipment faults, external invasion, manual misoperation and the like is effectively prevented.
Description
Technical Field
The utility model belongs to the field of high-head large-scale ship lock process safety monitoring systems, and particularly relates to a high-head large-scale ship lock process safety monitoring system.
Background
The existing ship lock operation control system is generally composed of a PLC and a computer matched with various sensing and actuator devices, a ship lock operator operates the lock/valve to open and close according to the normal operation process flow of the ship lock, and the sensor is used for collecting signals to monitor the state of the device and automatically judge faults; however, when the sensor is abnormal or the master control PLC fails to cause misoperation of the ship lock operation, the control system has the function of not reliably realizing automatic emergency protection, and particularly, the emergency protection of key process safety in the water delivery process of the high-head ship lock has high dependence on operators, so that the working pressure of the operators is high.
Therefore, in addition to the normal industrial control and protection functions of the ship lock, an independent ship lock process safety monitoring system is needed to effectively prevent the potential risk existing in the ship lock operation process. Therefore, the utility model of the system has wide market prospect and demand. Therefore, based on the above design defects, there is a need to design a safety monitoring system suitable for high-head large-scale ship lock process to solve the above problems.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a process safety monitoring system suitable for a large-sized high-head ship lock, which is characterized in that on the basis of the existing ship lock operation control system, each opening and closing machine room of the ship lock is provided with a set of independent process safety monitoring equipment, so that important sensors of the machine room are monitored, and the behavior of the ship lock operation control system, which influences the process safety of the ship lock operation due to equipment faults, external invasion, manual misoperation and the like, is effectively prevented.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the technical safety monitoring system suitable for the high-head large ship lock comprises a plurality of technical safety monitoring devices, wherein each opening and closing machine room of the ship lock is provided with one technical safety monitoring device, and the technical safety monitoring devices are electrically connected with a ship lock operation control system; the ship lock operation control system comprises power distribution equipment and a driving mechanism, wherein the power distribution equipment and the driving mechanism are electrically connected with the hoist equipment, the auxiliary equipment and the sensor equipment respectively; the local PLC stations are all in network communication connection with the ship lock control system; the adjacent process safety monitoring devices are connected in series through BNC interfaces, key sensor signals of the machine room are collected, and the collected key sensor signals are pushed to the process safety monitoring devices of the adjacent machine rooms.
Preferably, the sensor device comprises a door body position sensor, a door head closing sensor, a horizontal sensor, a downstream water level gauge on a ship lock and a water level gauge in a lock chamber.
Further, the process safety monitoring device is preferably a cloud platform remote data acquisition controller with the model of DAM1066, and the equipment supports switching value and analog quantity input and supports wireless connection with a remote cloud platform; the process safety monitoring device is electrically connected with sensor equipment, wherein the sensor equipment comprises a door body position sensor, a door head folding device, a horizontal sensor, a ship lock upstream and downstream water level meter and a lock chamber water level meter, and the data of the sensor equipment are collected and compared with a preset threshold value to alarm or switch.
The safety monitoring system for the high-head large ship lock process has the following beneficial effects:
on the basis of realizing a normal control flow of a ship lock by the existing ship lock operation control system, a set of independent process safety monitoring equipment is arranged in each opening and closing machine room of the ship lock to monitor important sensors of the machine room, and BNC interfaces are used for connecting the important sensors in pairs to form an off-line process safety monitoring system. The system only collects key sensor signals related to key technology of the ship lock, and normal operation of the ship lock is not affected; through analysis and comparison, once the action of the prior art is not matched with the action calculated by the key signal of inspection, the process safety monitoring system can perform the actions of early warning, alarming, protection and the like of process safety protection, effectively prevent the behavior of the ship lock operation control system affecting the process safety of the ship lock operation caused by equipment faults, external invasion, manual misoperation and the like, realize the failure protection of the master control PLC system of the operation control system and the key operation process protection in the operation process of the ship lock, and improve the operation reliability of the ship lock.
Drawings
FIG. 1 is a diagram of a system network architecture of the present utility model;
FIG. 2 is a schematic diagram of a latch-up protection process in accordance with an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a fold protection process according to an embodiment of the present utility model;
the reference numerals in the drawings are: the system comprises a power distribution device and driving mechanism 1, an on-site PLC station 2, a process safety monitoring device 3, a hoist device 4, auxiliary equipment 5, sensor equipment 6 and a ship lock control system network 7.
Detailed Description
Example 1:
as shown in fig. 1, a process safety monitoring system suitable for a large-scale high-head ship lock comprises a plurality of process safety monitoring devices 3, wherein each opening and closing machine room of the ship lock is provided with one process safety monitoring device 3, and the process safety monitoring devices 3 are electrically connected with a ship lock operation control system; the ship lock operation control system comprises power distribution equipment and a driving mechanism 1, wherein the power distribution equipment and the driving mechanism 1 and a local PLC station 2 are respectively and electrically connected with a hoist device 4, an auxiliary device 5 and a sensor device 6; the local PLC station 2 is in communication connection with a ship lock control system network 7; the adjacent process safety monitoring devices 3 are connected in series through BNC interfaces, key sensor signals of the machine room are collected, and the collected key sensor signals are pushed to the process safety monitoring devices 3 of the adjacent machine room.
Preferably, the sensor device comprises a door body position sensor, a door head closing sensor, a horizontal sensor, a downstream water level gauge on a ship lock and a water level gauge in a lock chamber.
Further, the process safety monitoring device 3 is preferably a cloud platform remote data acquisition controller with a model of DAM1066, and the equipment supports switching value and analog quantity input and supports wireless connection with a remote cloud platform; the process safety monitoring device 3 is electrically connected with sensor equipment, including a door body position sensor, a door head folding device, a horizontal sensor, a ship lock upstream and downstream water level meter and a lock chamber water level meter, and is used for acquiring data of the sensor equipment and comparing the data with a preset threshold value to alarm or switch.
Example 2:
as shown in fig. 2-3, the system mainly compares the following three important ship lock operation states to achieve the protection purpose:
(1) Under different water level gauge differences, the ship lock normally transmits water at a single side/double sides; under different water level gauge differences, the ship lock normal single/double-side water delivery time comparison protection process comprises the following steps: comprehensively judging and calculating the water delivery time of the ship lock through the gate, the valve position sensing device and the ship lock water level gauge signal, and outputting an alarm if the water delivery time is abnormal;
(2) Lock-out condition of ship lock; the lock locking condition comparison protection process comprises the following steps: judging the lock condition situation of the ship lock through signals of the gate and the valve position sensing device, if the lock condition is not met, the control system does not make correct protection action, and the system can perform emergency valve closing or shutdown intervention and alarm output;
(3) The ship lock is closed by water delivery; the ship lock water delivery closure comparison protection process comprises the following steps: judging the closing state of the ship lock through signals of the gate, the valve position sensing device, the gate head closing device and the horizontal sensor device, and if the closing state is abnormal, the control system does not make correct protection action, and the system can perform emergency valve closing intervention and alarm output.
Claims (2)
1. The utility model provides a be applicable to large-scale ship floodgate technology safety monitoring system of high flood peak which characterized in that: the ship lock comprises a plurality of process safety monitoring devices (3), wherein each opening and closing machine room of the ship lock is provided with one process safety monitoring device (3), and the process safety monitoring devices (3) are electrically connected with a ship lock operation control system; the ship lock operation control system comprises a power distribution device and a driving mechanism (1), wherein the power distribution device and the driving mechanism (1) are electrically connected with an on-site PLC station (2) and a hoist device (4), an auxiliary device (5) and a sensor device (6) respectively; the local PLC stations (2) are all in communication connection with a ship lock control system network (7); the adjacent process safety monitoring devices (3) are connected in series through BNC interfaces, key sensor signals of the machine room are collected, and the collected key sensor signals are pushed to the process safety monitoring devices (3) of the adjacent machine room.
2. A process safety monitoring system for a high head large ship lock according to claim 1, wherein: the sensor device (6) comprises a door body position sensor, a door head folding sensor, a horizontal sensor, a ship lock upstream and downstream water level gauge and a lock chamber water level gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320996917.6U CN219999407U (en) | 2023-04-27 | 2023-04-27 | Safety monitoring system suitable for high-head large ship lock process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320996917.6U CN219999407U (en) | 2023-04-27 | 2023-04-27 | Safety monitoring system suitable for high-head large ship lock process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219999407U true CN219999407U (en) | 2023-11-10 |
Family
ID=88605935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320996917.6U Active CN219999407U (en) | 2023-04-27 | 2023-04-27 | Safety monitoring system suitable for high-head large ship lock process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219999407U (en) |
-
2023
- 2023-04-27 CN CN202320996917.6U patent/CN219999407U/en active Active
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