Hazardous chemical substance filling control system

Abstract

The invention relates to a hazardous chemical substance filling control system, and the system comprises an environment sensor which is used for collecting the environment data of temperature and humidity, atmospheric pressure, illumination, and wind speed; the filling system sensor is used for collecting filling system data of side leakage, pressure, liquid level and gas; the networking controller display comprises a 4G communication module and is connected with the remote Internet of Things platform, remote control, state real-time reporting and system online linkage functions of the hazardous chemical substance filling control system are achieved, and meanwhile the real-time state of the filling system can be observed on site; the linkage communication interface comprises a field communication interface and is used for realizing an off-line linkage function of the hazardous chemical substance filling control system in an off-line state; the filling device and the power supply thereof provide a power supply and a control function for the hazardous chemical substance filling control system. The method has the beneficial effects of finding potential safety hazards in time, improving management efficiency and response speed, enhancing reliability and flexibility of the system and the like.

Description

Technical Field

[0001] The present application relates to the technical field of storage and transportation of hazardous chemicals, and in particular to a hazardous chemical filling control system. Background Art

[0002] Hazardous chemicals are dangerous chemicals that are flammable, explosive, toxic, harmful and radioactive. They can easily cause casualties and property damage during transportation, loading and unloading, storage and custody. Therefore, they require special protection. The hazardous chemicals filling system is a device that fills hazardous chemicals into the target container.

[0003] With respect to the above-mentioned related technologies, the inventors found the following defects: 1. The traditional filling system lacks complete and systematic information sensors and cannot comprehensively collect data on the environment and the filling system; 2. The traditional filling system lacks system networking capabilities and cannot achieve remote control and real-time status reporting; 3. The traditional filling system does not have a system linkage function. A single filling system works independently and cannot be linked with other filling systems in the same plant area. It also does not use an information platform for management.

[0004] Therefore, it is necessary to improve and upgrade the existing hazardous chemicals filling system. Summary of the invention

[0005] The present invention mainly aims at the above-mentioned problems existing in the prior art and provides a hazardous chemicals filling control system.

[0006] The purpose of the present invention is mainly achieved through the following solutions: Hazardous chemicals filling control system, including: Environmental sensors are used to collect environmental data such as temperature and humidity, atmospheric pressure, light, and wind speed; Filling system sensors are used to collect filling system data such as side leakage, pressure, liquid level, and gas; The networked controller display includes a 4G communication module, which is connected to the remote IoT platform to realize the remote control, real-time status reporting and system online linkage functions of the hazardous chemicals filling control system, and the real-time status of the filling system can be observed on site; Linkage communication interface, including field communication interface, used to realize offline linkage function of hazardous chemicals filling control system when offline; The filling device and its power supply provide power and control functions for the hazardous chemicals filling control system.

[0007] Preferably, the environmental sensors include a temperature and humidity sensor, an atmospheric pressure sensor, a light sensor and a wind speed sensor.

[0008] Preferably, the filling system sensors include a side leakage sensor arranged at a pipeline joint, a gas sensor arranged at a filling port, and a liquid level sensor installed in a storage tank.

[0009] Preferably, the networked controller display is communicatively connected to the environmental sensor, the filling system sensor, the filling device and its power supply via an RS485 communication interface.

[0010] Preferably, when the linkage communication interface is offline, it communicates with the local PLC system via the RS232 communication interface.

[0011] In summary, compared with the prior art, the present invention has the following beneficial technical effects: (1) The present invention can collect environmental data and filling system data more comprehensively through the environmental sensors and filling system sensors provided, provide more accurate and detailed information support for the hazardous chemicals filling process, and help to timely discover potential safety hazards; (2) The present invention realizes remote control and real-time status reporting of the hazardous chemicals filling control system by setting up an online controller display, which is connected to the remote Internet of Things platform through a 4G communication module, making it convenient for operators to monitor and manage the filling system anytime and anywhere, thereby improving management efficiency and response speed; (3) The present invention has real-time online and offline linkage functions. When online, the linkage between systems can be realized through the Internet of Things platform, and when offline, the linkage can also be realized through the on-site communication interface, which enhances the reliability and flexibility of the system. Even in special circumstances such as network failures, it can ensure the safe and stable operation of the hazardous chemicals filling system; (4) The present invention adopts information platform management, making the management of the hazardous chemicals filling system more intelligent and standardized, which helps to improve the overall safety management level and reduce the possibility of accidents. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 It is a wiring diagram of the present invention. DETAILED DESCRIPTION

[0013] The technical solution of the present invention is further described in detail below through specific embodiments and in conjunction with the accompanying drawings. It should be understood that the implementation of the present invention is not limited to the following embodiments, and any form of modification and / or change made to the present invention will fall within the protection scope of the present invention.

[0014] like Figure 1 As shown, the present invention discloses a technical solution, a hazardous chemicals filling control system, comprising: The environmental sensor is used to collect environmental data such as temperature and humidity, atmospheric pressure, light, and wind speed. In this embodiment, the environmental sensor includes a temperature and humidity sensor, an atmospheric pressure sensor, a light sensor, and a wind speed sensor.

[0015] The filling system sensor is used to collect filling system data such as side leakage, pressure, liquid level and gas. In this embodiment, the filling system sensor includes a side leakage sensor arranged at the pipeline joint, a gas sensor arranged at the filling port and a liquid level sensor installed in the storage tank; the side leakage sensor adopts a distributed optical fiber side leakage sensor, the gas sensor adopts an infrared gas analyzer, and the liquid level sensor adopts a resonant liquid level meter.

[0016] The networked controller display includes a 4G communication module, which is connected to the remote Internet of Things platform to realize remote control of the hazardous chemicals filling control system, real-time status reporting and system online linkage functions. At the same time, the real-time status of the filling system can be observed on site, and the networked controller display communicates with the environmental sensors, filling system sensors, filling devices and their power supply through the RS485 communication interface.

[0017] The linkage communication interface includes a field communication interface, which is used to realize the offline linkage function of the hazardous chemicals filling control system when offline. When offline, the linkage communication interface communicates with the local PLC system through the RS232 communication interface.

[0018] The filling device and its power supply provide power and control functions for the hazardous chemicals filling control system.

[0019] like Figure 2 As shown, the above-mentioned networked controller display adopts a 4G Android industrial control display screen as a human-computer interaction interface. It is equipped with two linkage communication interfaces, RS232 and RS485. It is connected to multiple safety barriers through the RS485 communication interface to send instructions to the safety barriers and receive data fed back by the safety barriers. It can also be connected to a remote Internet of Things platform through a 4G communication module.

[0020] Each safety barrier is connected to the 4G Android industrial control display screen through the RS485 communication interface, and is also connected to the environmental sensor and the filling system sensor respectively. The sensor signal is isolated and processed before being transmitted to the 4G Android industrial control display screen.

[0021] The local PLC system is equipped with an RS232 communication interface, which is connected to the 4G Android industrial control display screen through the RS232 communication interface to receive data transmitted by the 4G Android industrial control display screen. At the same time, it is connected to the auxiliary lighting equipment to control the auxiliary lighting equipment. The AC220V power supply is converted into 24V power supply through the AC filter to power the local PLC system; the AC380V power supply is used to power some equipment in the system through the main switch, leakage protector, three-phase power indicator light and AC sensor, and the three-phase power parameters are monitored through the three-phase power collector; air switches, relays, high-temperature protection modules, etc. are used to protect and control equipment such as oil engines and pumps.

[0022] The hazardous chemicals filling control system provided by the present invention has the following system workflow: Environmental data collection: Environmental sensors collect environmental data such as temperature and humidity, atmospheric pressure, light, wind speed, etc. in real time, and transmit the data to the 4G Android industrial control display through the safety barrier; Filling system data collection: The filling system sensors collect filling system data such as side leakage, pressure, liquid level, gas, etc. in real time, and also transmit them to the 4G Android industrial control display; Data processing and display: The 4G Android industrial control display screen processes and displays the received environmental data and filling system data, so that operators can intuitively observe the real-time status of the filling system on site; Remote control and status reporting: The 4G Android industrial control display connects data to the remote IoT platform via TCPIP through the 4G communication module. Operators can remotely monitor and control the hazardous chemicals filling system through the IoT platform. At the same time, the system status is reported to the platform in real time, which facilitates timely detection of abnormal situations. Linkage control: When online, the linkage between different hazardous chemicals filling systems in the same factory is realized through the Internet of Things platform; when offline, the offline linkage between hazardous chemicals filling systems is realized through the on-site communication line of the communication interface with linkage function.

[0023] In actual application, the system successfully realized remote monitoring, intelligent early warning and efficient linkage of refueling operations, significantly improving operation safety and efficiency.

[0024] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. Hazardous chemicals filling control system, characterized in that: include: Environmental sensors are used to collect environmental data such as temperature and humidity, atmospheric pressure, light, and wind speed; Filling system sensors are used to collect filling system data such as side leakage, pressure, liquid level, and gas; The networked controller display includes a 4G communication module, which is connected to the remote IoT platform to realize the remote control, real-time status reporting and system online linkage functions of the hazardous chemicals filling control system, and the real-time status of the filling system can be observed on site; Linkage communication interface, including field communication interface, used to realize offline linkage function of hazardous chemicals filling control system when offline; The filling device and its power supply provide power and control functions for the hazardous chemicals filling control system.

2. The hazardous chemicals filling control system according to claim 1 is characterized in that: The environmental sensors include a temperature and humidity sensor, an atmospheric pressure sensor, a light sensor and a wind speed sensor.

3. The hazardous chemicals filling control system according to claim 1 is characterized in that: The filling system sensor comprises a side leakage sensor arranged at the pipeline joint, a gas sensor arranged at the filling port and a liquid level sensor installed in the storage tank.

4. The hazardous chemicals filling control system according to claim 1 is characterized in that: The networked controller display is communicatively connected with the environmental sensor, the filling system sensor, the filling device and its power supply via an RS485 communication interface.

5. The hazardous chemicals filling control system according to claim 1 is characterized in that: When the linkage communication interface is offline, it communicates with the local PLC system through the RS232 communication interface.

Images