CN222593480U - Marine ammonia fuel filling system - Google Patents
Marine ammonia fuel filling system Download PDFInfo
- Publication number
- CN222593480U CN222593480U CN202420162909.6U CN202420162909U CN222593480U CN 222593480 U CN222593480 U CN 222593480U CN 202420162909 U CN202420162909 U CN 202420162909U CN 222593480 U CN222593480 U CN 222593480U
- Authority
- CN
- China
- Prior art keywords
- monitoring data
- ammonia
- fueling
- interface box
- real
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
本申请公开了一种船用氨燃料加注系统，具体涉及燃料加注领域。该船用氨燃料加注系统包括设置于码头的第一接口箱和第一采集装置；设置于船体上的控制装置、第二采集装置、第二接口箱、加注室；第一采集装置与第一接口箱连接，第一接口箱与第二接口箱连接，第二接口箱、第二采集装置与控制装置连接。通过在船体上安装控制装置，利用控制装置采集第一采集装置和第二采集装置所采集的码头的监测数据和船体监测数据，确定码头的监测数据和船体监测数据是否是异常数据，当码头的监测数据和船体监测数据为异常数据时，经控制装置控制停止加注室加注氨燃料，从而实现对氨燃料的加注情况进行实时监测，满足船用需求。
The present application discloses a marine ammonia fuel filling system, which specifically relates to the field of fuel filling. The marine ammonia fuel filling system includes a first interface box and a first collection device arranged at the dock; a control device, a second collection device, a second interface box, and a filling chamber arranged on the hull; the first collection device is connected to the first interface box, the first interface box is connected to the second interface box, and the second interface box and the second collection device are connected to the control device. By installing a control device on the hull, the control device is used to collect the monitoring data of the dock and the hull monitoring data collected by the first collection device and the second collection device, and it is determined whether the monitoring data of the dock and the hull monitoring data are abnormal data. When the monitoring data of the dock and the hull monitoring data are abnormal data, the control device controls the filling chamber to stop filling ammonia fuel, thereby realizing real-time monitoring of the filling situation of ammonia fuel to meet the needs of ship use.
Description
Technical Field
The utility model relates to the field of fueling, in particular to a marine ammonia fueling system.
Background
Ammonia is a fuel that is toxic and corrosive. When the ship is being filled with ammonia, leakage occurs, and the low temperature of the leakage area can damage the hull structure. Therefore, the marine ammonia fueling operation is a key factor for ensuring the safety of crews. However, in the conventional fueling system for the ship, the communication mode is wireless intercom, which results in that when the ammonia fuel is being filled, the crew cannot monitor the filling condition of the ammonia fuel in real time, so that the conventional fueling system cannot meet the needs of the ship, and safety risks exist in the ammonia fuel filling process.
Disclosure of utility model
The technical problem underlying the present utility model is therefore how to improve the safety of a marine ammonia fueling system.
According to a first aspect, the present application provides a marine ammonia fueling system comprising:
The first interface box and the first acquisition device are arranged at the wharf;
the control device, the second acquisition device, the second interface box and the filling chamber are arranged on the ship body;
The first collecting device is connected with the first interface box, the first interface box is connected with the second interface box, the second interface box and the second collecting device are connected with the control device, and the second interface box is arranged in the filling chamber;
The ammonia fueling system comprises a first acquisition device, a first interface box, a control device and a control device, wherein the first acquisition device is used for acquiring real-time monitoring data of a wharf when ammonia fueling is carried out, the first interface box is used for transmitting the real-time monitoring data of the wharf and enabling a fueling chamber to be cut off or filled with ammonia fueling according to the real-time monitoring data, the second interface box is used for receiving the real-time monitoring data of the wharf and transmitting the real-time monitoring data on the wharf to the control device and enabling the fueling chamber to be cut off or filled with ammonia fueling according to the real-time monitoring data, the second acquisition device is used for acquiring real-time monitoring data of a ship body when ammonia fueling is carried out, and the control device is used for receiving the real-time monitoring data of the wharf or the real-time monitoring data on the ship body and stopping the fueling chamber from being filled with ammonia fueling when the real-time monitoring data of the wharf or the real-time monitoring data on the ship body is abnormal monitoring data.
Optionally, the marine ammonia fueling system further comprises:
The ship is characterized in that a plurality of mooring bollards are arranged on the wharf, bollards are arranged on the ship body, the bollards are connected with the mooring bollards through cables, the ship body is moored near the wharf, and the first acquisition device is arranged on the mooring bollards.
Optionally, the marine ammonia fueling system comprises at least one of said first collecting means.
Optionally, the first collecting device is a tension sensor.
Optionally, at least 1 filling chamber and at least 1 second collecting device are arranged on the hull.
Optionally, the second collecting device is at least one of a gas sensor, a liquid level sensor and a pressure sensor.
Optionally, the marine ammonia fueling system further comprises:
The emergency cutting device is connected with the control device and is used for cutting off ammonia fuel injection of the filling chamber according to the abnormal monitoring data on the wharf or the abnormal monitoring data on the ship body.
Optionally, the marine ammonia fuel filling system further comprises a communication device, wherein the communication device is connected with the control device and used for realizing the transmission of real-time monitoring data on the wharf and/or the transmission of real-time monitoring data on the ship body.
Optionally, the communication device comprises a communication phone.
Optionally, the marine ammonia fuel filling system comprises a cabinet, wherein the control device, the second acquisition device and the emergency cut-off device are arranged in the cabinet.
The technical scheme of the utility model has the following advantages:
The control device is arranged on the ship body, the monitoring data of the wharf and the ship body monitoring data acquired by the first acquisition device and the second acquisition device are acquired by the control device, whether the monitoring data of the wharf and the ship body monitoring data are abnormal data or not is determined, and when the monitoring data of the wharf and the ship body monitoring data are abnormal data, the control device is used for controlling the filling chamber to stop filling ammonia fuel, so that the real-time monitoring on the filling condition of the ammonia fuel is realized, and the marine requirements are met.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a marine ammonia fueling system embodying the present application;
FIG. 2 is a block diagram of an alternative marine ammonia fueling system embodying the present application;
Reference numerals illustrate:
100-hull, 200-dock, 101-central control room, 102-cabinet, 103-first acquisition device, 104-emergency disconnect device, 105-communication device, 106-filling room, 107-control device, 108-second interface box/hull interface box, 109-second acquisition device, 110-bollard, 111-cable, 201-mooring bollard, 202-first interface box/dock interface box.
Detailed Description
The following description of the embodiments of the present utility model will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intermediate medium, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
It should be noted that the marine ammonia fueling system provided by the present application is composed of two parts, namely, a hull 100 and a quay 200. Fig. 1 is a schematic view of an application scenario of a marine ammonia fueling system according to the present application. In an embodiment of the present application, the marine ammonia fueling system is operated after docking the ship at dock 200. Specifically, the marine ammonia fueling system provided by the application comprises:
A first interface box 202 and a first collection device 103 disposed at the dock 200.
A control device 107, a second acquisition device 109, a second interface box 108 and a filling chamber 106 which are arranged on the ship body 100.
The first collection device 103 is connected with the first interface box 202, the first interface box 202 is connected with the second interface box 108, the second interface box 108 and the second collection device 109 are connected with the control device 107, and the second interface box 108 is arranged in the filling chamber 106.
A first acquisition device 103 for acquiring real-time monitoring data of the quay 200 while ammonia fueling is taking place.
A first interface box 202 for transmitting real-time monitoring data of the dock 200 and for shutting off or filling the filling chamber 106 with ammonia fuel based on the real-time monitoring data.
The second interface box 108 is configured to receive the real-time monitoring data of the dock 200, transmit the real-time monitoring data on the dock 200 to the control device 107, and switch off or fill the filling chamber 106 with ammonia fuel according to the real-time monitoring data.
And the second acquisition device 109 is used for acquiring real-time monitoring data of the ship body 100 when ammonia fueling is performed.
The control device 107 is configured to receive the real-time monitoring data of the dock 200 or the real-time monitoring data on the hull 100, and stop filling the ammonia fuel into the filling chamber 106 when the real-time monitoring data of the dock 200 or the real-time monitoring data on the hull 100 is abnormal monitoring data.
In this embodiment, by installing the control device 107 on the hull 100, the monitoring data of the dock 200 and the monitoring data of the hull 100 acquired by the first acquisition device 103 and the second acquisition device 109 are acquired by using the control device 107, whether the monitoring data of the dock 200 and the monitoring data of the hull 100 are abnormal data is determined, and when the monitoring data of the dock 200 and the monitoring data of the hull 100 are abnormal data, the control device 107 controls the filling chamber 106 to stop filling ammonia fuel, so that the filling condition of the ammonia fuel is monitored in real time, and the marine requirement is met.
In the embodiment of the application, a plurality of mooring bollards 201 are arranged on the wharf 200, bollards 110 are arranged on the ship body 100, the bollards 110 and the mooring bollards 201 are connected through cables 111, the ship body 100 is moored near the wharf 200, and the first acquisition device 103 is arranged on the mooring bollards 201.
Optionally, the marine ammonia fueling system comprises at least one first collecting device 103, optionally the first collecting device 103 is a tension sensor.
Preferably, there may be 2 to 10 mooring bollards 201 on dock 200.
The mooring bollards 201 are arranged on the wharf 200 to facilitate the berthing monitoring of the ship body 100, and the first acquisition device 103 is arranged on the mooring bollards 201 to acquire monitoring data through the first acquisition device, so that the tension of the cable 111 between the bollards 110 and the mooring bollards 201 of the ship body 100 is checked in real time, whether the ship in the filling process is safe or not is judged through the tension, and if the ship is unsafe, ammonia fuel filling needs to be stopped.
In an embodiment of the application, the marine ammonia fueling system further comprises an emergency shut-off device 104, the emergency shut-off device 104 being connected to the control device 107 for shutting off the ammonia fueling of the fueling chamber 106 based on anomaly monitoring data on the quay 200 or on the hull 100.
By arranging the emergency cut-off device 104, the control device 107 is used for controlling the on-off of the emergency cut-off device 104, so that the supply of ammonia fuel to the injection chamber is stopped under abnormal monitoring data, and the safety of the ammonia fuel filling process is ensured. Alternatively, the emergency shut-off device 104 may be a solenoid valve or an electronic switch mounted either before the filler chamber 106 or on the filler pipe.
In an embodiment of the present application, the marine ammonia fueling system further comprises a communication device 105, wherein the communication device 105 is connected to the control device 107 for implementing the transmission of real-time monitoring data on the quay 200 and/or the transmission of real-time monitoring data on the hull 100. Optionally, the communication device 105 comprises a communication phone, and in order to facilitate contact with the dock 200 or an external person, the communication device 105 may also be an electronic device that uses a wireless communication protocol for signal transmission.
In order to timely respond to detect the ammonia fueling state in real time, a communication telephone can be installed on the ship body 100, so that a shipman can timely communicate with an external person, and the safety of the ammonia fueling process is ensured.
In an embodiment of the application, the marine ammonia fueling system further comprises a cabinet, wherein the control device 107, the second acquisition device 109 and the emergency cut-off device 104 are arranged in the cabinet. To facilitate crewman's work, the control device 107, the second acquisition device 109 and the emergency cut-off device 104 are thus provided in the same cabinet.
In this embodiment, there may be at least one filling chamber 106 in the marine ammonia fueling system, there may be at least one second collection device 109, and there may be at least one second interface box 108 for signal shut-off and for data transmission.
The marine ammonia fueling system provided by embodiments of the present application may include a dock 200 and a hull 100 portion.
The ship body 100 comprises a central control room and a filling room 106, wherein a cabinet is arranged in the central control room, a control device 107 is arranged in the cabinet, the control device 107 is connected with a second acquisition device 109, a communication device 105 and an emergency cutting device 104, wherein the second acquisition device 109 can be arranged in the cabinet or outside the cabinet, for example, the second acquisition device 109 is arranged in the filling room 106 and is used for detecting information such as the liquid level, the pressure and the like of ammonia fuel filled in the filling room 106 or gas information of the environment of the ship body 100/the filling room 106.
By setting an upper or lower limit value in the control device 107, a real-time automatic monitoring of the ammonia fueling process is achieved. The second collecting device 109 may be a liquid level sensor, a pressure sensor, a gas sensor, etc.
The communication device 105 can be a communication phone, and the communication phone can be arranged in a central control room or near the filling room 106, so that abnormal situation report can be conveniently carried out by a shipman.
The emergency shut-off device 104 may be an electronic switch or a solenoid valve for stopping the ammonia fueling in response to a signal from the control device 107, and in some special cases the emergency shut-off device 104 may also be controlled by the first interface box 202 or the second interface box 108. For example, manually disconnecting the interface box.
The dock 200 is provided with a first interface box 202 and a mooring bollard 201, and a first collector is arranged in the mooring bollard 201. The mooring bollard 201 is connected with the bollard 110 through the cable 111, and the first collector can collect the tension data of the cable 111 and send the tension data to the control device 107, when the tension of the cable 111 is abnormal, the control device 107 controls the emergency cutting device 104 to stop ammonia fuel filling, so that the safety of the ship body 100 is ensured.
In the present embodiment, the first interface box 202 and the second interface box 108 are used for data transmission, so that the control device 107 can implement the ammonia fueling control.
Alternatively, the first interface box 202 is a dock 200 interface box and the second interface box 108 is an interface box provided on the hull 100.
Referring to fig. 1 and 2, the ammonia fueling system is comprised of a hull 100 and a quay 200, the hull 100 comprising a central control room 101, a cabinet 102, a primary collection device 103, an emergency shut-off device 104, a communication device 105, a fueling room 106, a hull interface box 108, bollards 110, and cables 111.
Dock 200 includes mooring bollards 201 and dock headers 202.
Wherein, the cabinet 102 is located in the central control room 101 of the hull 100, and the control device 107 in the cabinet 102 collects data from the first collecting device 103, the emergency cutting device 104 and the communication device 105, communicates with the wharf 200 through the hull interface box 108, and collects signals of the mooring bollard 201 and the wharf interface box 202, and controls the emergency cutting device 104 to cut off ammonia fueling when an abnormal state is detected.
The first collecting device 103 is used for monitoring the liquid level, pressure and the like of the ammonia storage tanks of the wharf 200 and the filled ship (the hull 100) in real time, and automatically triggering the emergency cutting device 104 to cut off ammonia fuel filling for the monitored abnormal state, so as to protect the safety of the ship.
The emergency shut-off device 104 may be further provided with a manual shut-off of ammonia fueling of the hull 100 and the quay 200 to achieve a bi-directional emergency shut-off coordinated control.
The communication device 105 is intended to provide visual communication for the filling operation.
The hull interface box 108 and the quay interface box 202 enable the hull 100 to communicate with the quay 200, and the communication device 105 includes a dedicated filling phone.
The mooring bollard 201 is provided with a tension sensor, the tension of a cable 111 is transmitted to the control device 107 in the cabinet 102 through the ship body interface box 108, the mooring load state is checked in real time, and when the tension of the cable 111 is abnormal, the emergency cutting device 104 is automatically triggered to cut off ammonia fuel filling, so that the safety of a ship is protected.
The first collecting device 103 further comprises a gas leakage probe, the gas leakage probe is installed at the filling station, the gas leakage probe is connected to the first collecting device 103 in a signal mode and then is transmitted to the control device 107, an alarm is given when the gas leakage probe 112 detects that the ammonia concentration is 150ppm, the emergency cutting device 104 is started when the ammonia concentration is 350ppm, corresponding spraying, dilution and fire extinguishing operations are carried out, and when a fire disaster occurs, the mooring bollard 201 is unhooked, and a cable is disconnected.
In this embodiment, the communication device 105 is provided to provide a visual service for the filling operation, the emergency cut-off device is provided to increase the safety and reliability of the filling operation, and the first collecting device 103 is provided to monitor the states of the ammonia storage tanks of the wharf and the ship to be filled in real time.
Optionally, the control device 107 collects data from the first collection device 103, the emergency cut-off device 104, the communication device 105, monitors the liquid level, pressure and the like of the ammonia storage tanks of the wharf and the ship to be filled, communicates with the wharf 200 through the hull interface box 108, collects mooring bollards 201, and checks the mooring load state in real time by the wharf interface box 202 signals, and performs normal filling.
Alternatively, the first collecting device 103 may monitor the liquid level and pressure of the ammonia storage tanks (i.e. the filling chambers) of the wharf and the filled ship, and feed back to the control device 107 when abnormality occurs, automatically trigger the emergency cut-off device 104 to cut off, and stop filling.
Optionally, the second collecting device arranged in the mooring bollard 201 can transmit the tension of the cable 111 to the control device 107 through the hull interface box, the mooring load state is checked in real time, when the tension of the cable 111 is abnormal, the emergency cutting device 104 is automatically triggered to cut off, filling is stopped, the mooring bollard 201 is unhooked when the tension exceeds a set value, and the cable is disconnected.
Alternatively, in the marine ammonia fuel filling system provided by the application, when an abnormality is found by people, the emergency cutting device 104, the hull interface box 108 and the dock interface box 202 control the emergency cutting device 104 to cut off and stop filling.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. An ammonia fuel filling system for a ship, characterized by comprising the following steps:
The first interface box and the first acquisition device are arranged at the wharf;
the control device, the second acquisition device, the second interface box and the filling chamber are arranged on the ship body;
The first collecting device is connected with the first interface box, the first interface box is connected with the second interface box, the second interface box and the second collecting device are connected with the control device, and the second interface box is arranged in the filling chamber;
The ammonia fueling system comprises a first acquisition device, a first interface box, a control device and a control device, wherein the first acquisition device is used for acquiring real-time monitoring data of a wharf when ammonia fueling is carried out, the first interface box is used for transmitting the real-time monitoring data of the wharf and enabling a fueling chamber to be cut off or filled with ammonia fueling according to the real-time monitoring data, the second interface box is used for receiving the real-time monitoring data of the wharf and transmitting the real-time monitoring data on the wharf to the control device and enabling the fueling chamber to be cut off or filled with ammonia fueling according to the real-time monitoring data, the second acquisition device is used for acquiring real-time monitoring data of a ship body when ammonia fueling is carried out, and the control device is used for receiving the real-time monitoring data of the wharf or the real-time monitoring data on the ship body and stopping the fueling chamber from being filled with ammonia fueling when the real-time monitoring data of the wharf or the real-time monitoring data on the ship body is abnormal monitoring data.
2. The marine ammonia fueling system of claim 1, comprising:
The ship is characterized in that a plurality of mooring bollards are arranged on the wharf, bollards are arranged on the ship body, the bollards are connected with the mooring bollards through cables, the ship body is moored near the wharf, and the first acquisition device is arranged on the mooring bollards.
3. The marine ammonia fueling system of claim 1, comprising at least one of the first collection device.
4. The marine ammonia fueling system of claim 1 wherein the first collection device is a tension sensor.
5. Marine ammonia fueling system according to claim 1, wherein at least 1 fueling chamber and at least 1 of the second collecting means are provided on the hull.
6. The marine ammonia fueling system of claim 1 wherein the second collection device is at least one of a gas sensor, a liquid level sensor, and a pressure sensor.
7. The marine ammonia fueling system of claim 1, further comprising:
The emergency cutting device is connected with the control device and is used for cutting off ammonia fuel injection of the filling chamber according to the abnormal monitoring data on the wharf or the abnormal monitoring data on the ship body.
8. The marine ammonia fueling system of claim 1, further comprising:
And the communication device is connected with the control device and is used for realizing the transmission of real-time monitoring data on the wharf and/or the transmission of real-time monitoring data on the ship body.
9. The marine ammonia fueling system of claim 8 wherein the communication means comprises a communication telephone.
10. The marine ammonia fueling system of claim 7 comprising a cabinet, wherein the control device, the second collection device, and the emergency shut-off device are disposed within the cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420162909.6U CN222593480U (en) | 2024-01-23 | 2024-01-23 | Marine ammonia fuel filling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420162909.6U CN222593480U (en) | 2024-01-23 | 2024-01-23 | Marine ammonia fuel filling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222593480U true CN222593480U (en) | 2025-03-11 |
Family
ID=94863981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420162909.6U Active CN222593480U (en) | 2024-01-23 | 2024-01-23 | Marine ammonia fuel filling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222593480U (en) |
-
2024
- 2024-01-23 CN CN202420162909.6U patent/CN222593480U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213642915U (en) | Fire-fighting system for energy storage container and energy storage container | |
| CN106817403A (en) | Dangerous material monitoring system based on Big Dipper generation satellite communication | |
| CN115123588A (en) | Rocket ground filling control system and control method | |
| CN222593480U (en) | Marine ammonia fuel filling system | |
| CN114174787B (en) | System and method for using optical sensors in fire suppression systems | |
| CN102166396B (en) | Manual and automatic integrated fire extinguishing device for public transit | |
| CN216629483U (en) | Acoustic, optical, electric and thermal comprehensive fire-fighting system applicable to electrochemical energy storage scene | |
| CN203012069U (en) | Electrostatic grounding monitoring device for dimethyl ether loading | |
| CN113864647A (en) | Gas backflow partition device of marine gas supply system | |
| CN202061290U (en) | Manual automatic integration fire extinguishing apparatus for public transportation | |
| CN112076413A (en) | Intelligent unmanned ship fire extinguishing system and fire extinguishing method | |
| CN201614282U (en) | Electrostatic oil spill alarm device for top loading | |
| CN112002096A (en) | Vehicle-mounted fire alarm controller for rail transit | |
| CN212016542U (en) | Gas fire-fighting system | |
| CN216725613U (en) | Passive automatic fire-fighting system with dynamic monitoring, automatic control and positioning functions | |
| WO2023245237A1 (en) | "modular energy storage and dispensing system" | |
| CN214376037U (en) | Double-mechanism safety liquid level control device | |
| CN115212494B (en) | Fire extinguishing system of energy storage equipment and energy storage equipment | |
| CN211357522U (en) | Full-automatic intelligent fire extinguishing system of oiling machine | |
| CN212700217U (en) | Foam spraying extinguishing device bottle group pressure monitoring teletransmission device and system | |
| CN212805270U (en) | A anti-overflow jar facility for oil transportation station pressure release system | |
| CN223063659U (en) | Storage tank control system | |
| CN111613002B (en) | Marine fire alarm system for realizing remote operation and maintenance and application thereof | |
| CN116085670B (en) | Safety monitoring method for gas fuel injection port and industrial personal computer | |
| CN213964901U (en) | Foam fire extinguishing system for main transformer of unattended transformer substation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |