CN113911269A - Emergency cut-off device of liquid cargo system - Google Patents
Emergency cut-off device of liquid cargo system Download PDFInfo
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- CN113911269A CN113911269A CN202111351528.XA CN202111351528A CN113911269A CN 113911269 A CN113911269 A CN 113911269A CN 202111351528 A CN202111351528 A CN 202111351528A CN 113911269 A CN113911269 A CN 113911269A
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- 239000007788 liquid Substances 0.000 title claims abstract description 63
- 230000000007 visual effect Effects 0.000 claims abstract description 21
- 238000012544 monitoring process Methods 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000001802 infusion Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000004913 activation Effects 0.000 claims 1
- 230000008447 perception Effects 0.000 claims 1
- 230000003068 static effect Effects 0.000 abstract description 3
- 230000001502 supplementing effect Effects 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/24—Arrangement of ship-based loading or unloading equipment for cargo or passengers of pipe-lines
- B63B27/25—Arrangement of ship-based loading or unloading equipment for cargo or passengers of pipe-lines for fluidised bulk material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B45/00—Arrangements or adaptations of signalling or lighting devices
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G3/00—Traffic control systems for marine craft
- G08G3/02—Anti-collision systems
Landscapes
- Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses an emergency cut-off device of a liquid cargo system, which comprises a ship end and a shore station end, wherein a main control box on the ship end and the shore station end comprises an AMS (automatic monitoring system) comprehensive monitoring alarm system, a fog whistle and steam whistle system, a watertight explosion-proof audible and visual alarm, a 5-pinhole watertight explosion-proof junction box, equipment for sensing fire to start ESD (electronic static discharge), and a pressure detection plate; the emergency cut-off device has the advantages that the emergency cut-off device can quickly and effectively cut off a dangerous source, realize a remote control function and an audible and visual alarm function, prevent safety accidents, effectively guarantee the lives of workers at a ship end and a shore station end, and ensure the safety of related equipment at the ship end and the shore station end.
Description
Technical Field
The invention relates to the technical field of emergency protection of ships, in particular to an emergency cut-off device of a liquid cargo system.
Background
The liquid cargo transport ship has higher conveying risk in the wharf operation process, the safety of the ship in liquid cargo conveying with a wharf at a shore station end needs to be ensured, and liquid cargo and the flow of vapor volatilized by the cargo need to be stopped in an emergency, so that a liquid cargo operation system is in a safe and static state; however, the conventional liquid cargo emergency cut-off device on the ship cannot realize the emergency cut-off between the ship and the shore;
in view of the above, there is a need for an improved emergency shut-off device for a liquid cargo system that can accommodate the current need to stop operation in an emergency situation.
Disclosure of Invention
Because the present ship can't carry out emergency braking to the liquefaction system under emergency when carrying out liquid cargo transportation with the pier of bank station end, the security has certain defect, therefore we have designed an emergency cut-off device of liquid cargo system on the basis of prior art defect, can brake under emergency, and the security is high, and the people of being convenient for use.
The technical scheme of the invention is that the emergency cut-off device of the liquid cargo system comprises a ship end and a bank station end, wherein a main control box on the ship end and the bank station end comprises an AMS comprehensive monitoring alarm system, a fog whistle and steam whistle system, a watertight explosion-proof audible and visual alarm, a 5-pinhole watertight explosion-proof junction box, a device for sensing fire to start ESD and a pressure detection plate, when the ship is in bank, the ship end and the bank station end are respectively inserted into the 5-pinhole watertight explosion-proof junction box on the ship end and the bank station end through 5-pinhole plugs at two ends of a portable electric rolling cable, and the ship end and the bank station end liquid cargo system are connected and controlled.
Further supplementing the technical scheme, the main control box further comprises a PLC, a man-machine interface touch screen, a UPS + BATTERY UPS capable of continuously supplying power for 90 minutes and an electrical element.
Further supplementing the technical scheme, an ESD normal state indicator lamp, a ship ESD fault alarm indicator lamp, a bank station end ESD fault alarm indicator lamp, a system fault alarm indicator lamp, a reset button with an indicator lamp, a buzzer, a test button, an alarm, an emergency manual cut-off button and an electric port and starboard selector switch are mounted on a panel of the main control box.
To further supplement the technical solution, the main control box signal connection IN/OUT is as follows:
IN (1), a manual cut-off button; (2) sensing the fire to start ESD; (3) 5, the pinhole is watertight and explosion-proof; (4) a pressure detection plate;
OUT (1), AMS comprehensive monitoring alarm system; (2) fog whistle, steam whistle systems; (3) and a watertight explosion-proof audible and visual alarm.
Further supplementing the technical scheme, the sensing temperature value of the device for sensing the fire to start the ESD is 98-104 ℃.
Further supplementing the technical scheme, the emergency cut-off device comprises a manual starting ESD emergency cut-off signal and an automatic starting ESD emergency cut-off signal.
Further supplementing the technical solution, the manually-initiated ESD emergency shutdown signal comprises the following steps:
I. ESD generated at the ship end;
(1) when a ship is in shore, 5-pin-hole plugs at two ends of a portable electric coil cable are respectively inserted into watertight explosion-proof junction boxes on the ship and the shore station end, and the ship end and the shore station end liquid cargo system emergency cut-off device are in butt joint;
(2) when ESD occurs when a ship loads liquid cargo, an emergency manual cut-off button is pressed, and an ESD emergency stop signal is started;
(3) stopping all cargo delivery pumps at the ship end;
(4) outputting an ESD alarm signal to activate a waterproof explosion-proof audible and visual alarm;
(5) an ESD signal generated by a ship is sent to a shore station end, a main control box on the shore station end receives an emergency cut-off signal, a valve on a liquid conveying pipe is automatically or manually closed, and liquid cargo conveying is stopped;
II. An ESD signal generated by a shore station end is sent to a ship;
(1) when a ship is in shore, 5-pin-hole plugs at two ends of the portable electric coiled cable are respectively inserted into watertight explosion-proof junction boxes at a ship end and a shore station end; butting the ship end and the shore station end liquid cargo system emergency cut-off device;
(2) when a liquid cargo tank at the shore station end is at a high liquid level, a high-level alarm triggers a buzzer on a control box panel, a field worker presses an emergency manual cut-off button of a main control box panel at the shore station end, and an ESD emergency stop signal is started; stopping the operation of a liquid cargo delivery pump at the shore station end, and closing a valve;
(3) an ESD signal generated by the shore end is sent to a main control box on the ship, and the main control box on the ship outputs an emergency cut-off signal to stop all cargo delivery pumps at the ship end;
(4) and outputting an ESD alarm signal to activate and sound the watertight explosion-proof audible and visual alarm.
Further supplementing the technical solution, the automatically starting ESD emergency shutdown signal comprises the following working steps:
I. ESD generated at the ship end;
(1) the ship end starts an ESD device by sensing fire and starts an ESD emergency cut-off signal;
(2) stopping all cargo delivery pumps at the ship end;
(3) outputting an ESD alarm signal to activate and sound an audible and visual alarm;
(4) an ESD signal generated by a ship is sent to a shore station end, and a main control box on the shore station end receives an emergency cut-off signal; automatically or manually closing a valve on the infusion tube to stop liquid cargo delivery;
II. An ESD signal generated by a shore station end is sent to a ship end;
(1) when the liquid cargo tank at the shore station end is at a high liquid level, a buzzer on a control box panel is triggered by a high-level alarm, and an ESD emergency stop signal is started; automatically stopping the operation of a liquid cargo delivery pump at the shore station end, and closing a valve;
(2) an ESD signal generated by the shore station end is sent to a main control box on the ship end, and the main control box on the ship end outputs an automatic emergency cut-off signal to stop all cargo delivery pumps on the ship end;
(3) and outputting an ESD alarm signal to activate and sound an audible and visual alarm.
The emergency cut-off device has the advantages that the emergency cut-off device can quickly and effectively cut off a dangerous source, realize a remote control function and an audible and visual alarm function, prevent safety accidents, effectively guarantee the lives of workers at a ship end and a shore station end, and ensure the safety of relevant equipment at the ship end and the shore station end;
the invention is suitable for the operation process of the liquid cargo transport ship at the wharf; when ESD occurs, all cargo delivery pumps can be stopped in time, and ESD signals generated by the ship are sent to a shore station end;
when the liquid cargo tank at the end of the shore station is at a high liquid level, the liquid cargo delivery pump at the end of the ship can be stopped in time, and an ESD signal generated at the end of the shore station can be sent to the end of the ship.
Detailed Description
Because the present ship can't carry out emergency braking to the liquefaction system under emergency when carrying out liquid cargo transportation with the pier of bank station end, the security has certain defect, therefore we have designed an emergency cut-off device of liquid cargo system on the basis of prior art defect, can brake under emergency, and the security is high, and the people of being convenient for use.
In order to make the technical solution more clear to those skilled in the art, the technical solution of the present invention will be explained in detail below:
an emergency cut-off device of a liquid cargo system comprises a ship end and a shore station end, wherein a main control box on the ship end and the shore station end comprises an AMS (automatic monitoring system) comprehensive monitoring alarm system, a fog whistle and steam whistle system, a watertight explosion-proof audible and visual alarm, a 5-pinhole watertight explosion-proof junction box, a device for sensing fire to start ESD (electronic static discharge), and a pressure detection plate; the device comprises a main control box, a PLC, a human-computer interface touch screen, a UPS + BATTERY UPS capable of continuously supplying power for 90 minutes and electrical elements, wherein the electrical elements are used for realizing the operation of the device and comprise a wiring bar, a relay and a contactor; the device sensing temperature value for sensing the fire starting ESD is 98-104 ℃.
For convenience of control and detection of states, an ESD normal state indicator lamp, a ship ESD fault alarm indicator lamp, a bank station end ESD fault alarm indicator lamp, a system fault alarm indicator lamp, a reset button with an indicator lamp, a buzzer, a test button, an alarm, an emergency manual cut-off button and an electric port and starboard selector switch are mounted on a panel of the main control box.
IN operation, the main control box is IN signal communication with IN/OUT as follows:
IN (1), a manual cut-off button; (2) sensing the fire to start ESD; (3) 5, the pinhole is watertight and explosion-proof; (4) a pressure detection plate;
OUT (1), AMS comprehensive monitoring alarm system; (2) fog whistle, steam whistle systems; (3) and a watertight explosion-proof audible and visual alarm.
According to the technical scheme, the emergency cut-off device can realize manual automatic and automatic starting emergency cut-off, is convenient to use and high in safety, and in detail, the emergency cut-off device comprises a manual starting ESD emergency cut-off signal and an automatic starting ESD emergency cut-off signal;
the manual starting ESD emergency cut-off signal comprises the following working steps:
I. ESD generated at the ship end;
(1) when a ship is in shore, 5-pin-hole plugs at two ends of a portable electric coil cable are respectively inserted into watertight explosion-proof junction boxes on the ship and the shore station end, and the ship end and the shore station end liquid cargo system emergency cut-off device are in butt joint;
(2) when ESD occurs when a ship loads liquid cargo, an emergency manual cut-off button is pressed, and an ESD emergency stop signal is started;
(3) stopping all cargo delivery pumps at the ship end;
(4) outputting an ESD alarm signal to activate a waterproof explosion-proof audible and visual alarm;
(5) an ESD signal generated by a ship is sent to a shore station end, a main control box on the shore station end receives an emergency cut-off signal, a valve on a liquid conveying pipe is automatically or manually closed, and liquid cargo conveying is stopped;
II. An ESD signal generated by a shore station end is sent to a ship;
(1) when a ship is in shore, 5-pin-hole plugs at two ends of the portable electric coiled cable are respectively inserted into watertight explosion-proof junction boxes at a ship end and a shore station end; butting the ship end and the shore station end liquid cargo system emergency cut-off device;
(2) when a liquid cargo tank at the shore station end is at a high liquid level, a high-level alarm triggers a buzzer on a control box panel, a field worker presses an emergency manual cut-off button of a main control box panel at the shore station end, and an ESD emergency stop signal is started; stopping the operation of a liquid cargo delivery pump at the shore station end, and closing a valve;
(3) an ESD signal generated by the shore end is sent to a main control box on the ship, and the main control box on the ship outputs an emergency cut-off signal to stop all cargo delivery pumps at the ship end;
(4) and outputting an ESD alarm signal to activate and sound the watertight explosion-proof audible and visual alarm.
In detail, the automatically-started ESD emergency shutdown signal comprises the following working steps:
I. ESD generated at the ship end;
(1) the ship end starts an ESD device by sensing fire and starts an ESD emergency cut-off signal;
(2) stopping all cargo delivery pumps at the ship end;
(3) outputting an ESD alarm signal to activate and sound an audible and visual alarm;
(4) an ESD signal generated by a ship is sent to a shore station end, and a main control box on the shore station end receives an emergency cut-off signal; automatically or manually closing a valve on the infusion tube to stop liquid cargo delivery;
II. An ESD signal generated by a shore station end is sent to a ship end;
(1) when the liquid cargo tank at the shore station end is at a high liquid level, a buzzer on a control box panel is triggered by a high-level alarm, and an ESD emergency stop signal is started; automatically stopping the operation of a liquid cargo delivery pump at the shore station end, and closing a valve;
(2) an ESD signal generated by the shore station end is sent to a main control box on the ship end, and the main control box on the ship end outputs an automatic emergency cut-off signal to stop all cargo delivery pumps on the ship end;
(3) and outputting an ESD alarm signal to activate and sound an audible and visual alarm.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides an emergent cutting device of liquid cargo system, its characterized in that, includes boats and ships end, bank station end, boats and ships end and bank station end main control box include AMS integrated monitoring alarm system, fog whistle and steam whistle system, the explosion-proof audible and visual alarm of watertight, the explosion-proof terminal box of 5 pinhole watertight, the equipment that the perception conflagration started ESD, pressure detection board, when boats and ships leaned on the bank, boats and ships end and bank station end are inserted respectively to boats and ships end and bank station end 5 pinhole watertight explosion-proof terminal box of end through the 5 pinhole plugs at portable electronic roll cable both ends on, hold and bank station end liquid cargo system connection control with boats and ships.
2. The emergency cut-off device of a liquid cargo system according to claim 1, wherein the main control box further comprises a PLC, a man-machine interface touch screen, a UPS + BATTERY UPS capable of continuously supplying power for 90 minutes, and electrical components.
3. The emergency cut-off device of the liquid cargo system according to claim 2, wherein an ESD normal status indicator lamp, a ship ESD fault alarm indicator lamp, a shore station end ESD fault alarm indicator lamp, a system fault alarm indicator lamp, a reset button with an indicator lamp, a buzzer, a test button, an alarm, an emergency manual cut-off button, and an electric port and starboard selector switch are mounted on the panel of the main control box.
4. The emergency cut-off device for liquid cargo system according to claim 3, wherein said main control box signal-contacts IN/OUT as follows:
IN (1), a manual cut-off button; (2) sensing the fire to start ESD; (3) 5, the pinhole is watertight and explosion-proof; (4) a pressure detection plate;
OUT (1), AMS comprehensive monitoring alarm system; (2) fog whistle, steam whistle systems; (3) and a watertight explosion-proof audible and visual alarm.
5. The emergency shutdown device of claim 1, wherein the fire activated ESD aware device senses a temperature of 98 ℃ -104 ℃.
6. The emergency shutdown device of claim 1, wherein the emergency shutdown device comprises a manually activated ESD emergency shutdown signal and an automatically activated ESD emergency shutdown signal.
7. The emergency shutdown device of a liquid cargo system according to claim 1, wherein the manual activation of the ESD emergency shutdown signal comprises the following working steps:
I. ESD generated at the ship end;
(1) when a ship is in shore, 5-pin-hole plugs at two ends of a portable electric coil cable are respectively inserted into watertight explosion-proof junction boxes on the ship and the shore station end, and the ship end and the shore station end liquid cargo system emergency cut-off device are in butt joint;
(2) when ESD occurs when a ship loads liquid cargo, an emergency manual cut-off button is pressed, and an ESD emergency stop signal is started;
(3) stopping all cargo delivery pumps at the ship end;
(4) outputting an ESD alarm signal to activate a waterproof explosion-proof audible and visual alarm;
(5) an ESD signal generated by a ship is sent to a shore station end, a main control box on the shore station end receives an emergency cut-off signal, a valve on a liquid conveying pipe is automatically or manually closed, and liquid cargo conveying is stopped;
II. An ESD signal generated by a shore station end is sent to a ship;
(1) when a ship is in shore, 5-pin-hole plugs at two ends of the portable electric coiled cable are respectively inserted into watertight explosion-proof junction boxes at a ship end and a shore station end; butting the ship end and the shore station end liquid cargo system emergency cut-off device;
(2) when a liquid cargo tank at the shore station end is at a high liquid level, a high-level alarm triggers a buzzer on a control box panel, a field worker presses an emergency manual cut-off button of a main control box panel at the shore station end, and an ESD emergency stop signal is started; stopping the operation of a liquid cargo delivery pump at the shore station end, and closing a valve;
(3) an ESD signal generated by the shore end is sent to a main control box on the ship, and the main control box on the ship outputs an emergency cut-off signal to stop all cargo delivery pumps at the ship end;
(4) and outputting an ESD alarm signal to activate and sound the watertight explosion-proof audible and visual alarm.
8. The emergency shutdown device of claim 7, wherein the automatic ESD emergency shutdown signal comprises the following steps:
I. ESD generated at the ship end;
(1) the ship end starts an ESD device by sensing fire and starts an ESD emergency cut-off signal;
(2) stopping all cargo delivery pumps at the ship end;
(3) outputting an ESD alarm signal to activate and sound an audible and visual alarm;
(4) an ESD signal generated by a ship is sent to a shore station end, and a main control box on the shore station end receives an emergency cut-off signal; automatically or manually closing a valve on the infusion tube to stop liquid cargo delivery;
II. An ESD signal generated by a shore station end is sent to a ship end;
(1) when the liquid cargo tank at the shore station end is at a high liquid level, a buzzer on a control box panel is triggered by a high-level alarm, and an ESD emergency stop signal is started; automatically stopping the operation of a liquid cargo delivery pump at the shore station end, and closing a valve;
(2) an ESD signal generated by the shore station end is sent to a main control box on the ship end, and the main control box on the ship end outputs an automatic emergency cut-off signal to stop all cargo delivery pumps on the ship end;
(3) and outputting an ESD alarm signal to activate and sound an audible and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111351528.XA CN113911269B (en) | 2021-11-16 | 2021-11-16 | Emergency cutting device of liquid cargo system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111351528.XA CN113911269B (en) | 2021-11-16 | 2021-11-16 | Emergency cutting device of liquid cargo system |
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| Publication Number | Publication Date |
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| CN113911269A true CN113911269A (en) | 2022-01-11 |
| CN113911269B CN113911269B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111351528.XA Active CN113911269B (en) | 2021-11-16 | 2021-11-16 | Emergency cutting device of liquid cargo system |
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| CN212243718U (en) * | 2020-03-26 | 2020-12-29 | 兴通海运股份有限公司 | Ship shore emergency cut-off system for wharf cargo transmission |
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2021
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102314173A (en) * | 2011-06-10 | 2012-01-11 | 武汉富高流体控制***工程有限公司 | Liquid cargo control system of liquefied gas carrier |
| CN104197183A (en) * | 2014-01-27 | 2014-12-10 | 江苏海企港华燃气发展有限公司 | Natural gas charging station process flow on water and charging device |
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| Publication number | Publication date |
|---|---|
| CN113911269B (en) | 2024-03-08 |
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