CN110726805B - Oxygen leakage early warning device and oxygen leakage early warning method in aquarium fish transportation - Google Patents
Oxygen leakage early warning device and oxygen leakage early warning method in aquarium fish transportation Download PDFInfo
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- CN110726805B CN110726805B CN201910937010.0A CN201910937010A CN110726805B CN 110726805 B CN110726805 B CN 110726805B CN 201910937010 A CN201910937010 A CN 201910937010A CN 110726805 B CN110726805 B CN 110726805B
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Abstract
The invention relates to the technical field of environmental monitoring, and provides an oxygen leakage early warning device and an oxygen leakage early warning method in ornamental fish transportation, wherein the oxygen leakage early warning device comprises an oxygen detection subsystem, an environmental detection subsystem, an information processing subsystem and an early warning subsystem, and the oxygen detection subsystem and the environmental detection subsystem are respectively used for detecting the oxygen concentration and the environmental parameters of a leakage position; the information processing subsystem processes the oxygen concentration and the environmental parameters through the oxygen leakage coupling model to calculate the actual oxygen leakage rate of the leakage position in the current state and control the early warning subsystem to carry out corresponding early warning indication; according to the invention, the oxygen leakage early warning device is used for early warning the oxygen leakage in the transportation of the aquarium fish, so that the influence of environmental factors on the accuracy of the oxygen leakage detection of the fish oxygen bag is effectively prevented, and the normal survival probability of the aquarium fish in the transportation is ensured.
Description
Technical Field
The invention relates to the technical field of environmental monitoring, in particular to an oxygen leakage early warning device and an oxygen leakage early warning method in aquarium fish transportation.
Background
Currently, in order to prevent the oxygen leakage from causing the death of the aquarium fish in a large amount during the transportation of the aquarium fish, oxygenation is used as a very important link for the transportation of the aquarium fish, and the aquarium fish is usually placed in fish oxygen bags hermetically loaded with water and oxygen, and the fish oxygen bags are placed in a foam box to be transported with the vehicle body. However, the conventional method of sealing and bagging the aquarium fish has a problem of insufficient sealing to some extent, and the cost is greatly increased by adopting a higher-end sealing method.
Based on the actual conditions, in order to avoid the death of a large number of aquarium fishes caused by oxygen leakage in the transportation process, oxygen monitoring is carried out on the aquarium fishes in the transportation process, early warning is timely given out, and the method has very important significance for reducing loss.
Oxygen has wide application in various fields, and the early warning of oxygen leakage has important significance for safely using oxygen. Generally, in some oxygen use environments, there is a gap in the oxygen delivery connection seal, which can cause an oxygen leak condition. The traditional early warning for oxygen leakage generally triggers an early warning device through an oxygen concentration threshold, but under an open condition, due to the influence of factors such as gas diffusion, the actual oxygen leakage rate reaches a dangerous value, the oxygen concentration is still at a low level, and the threshold of corresponding concentration early warning is often difficult to reach, so that the traditional early warning device cannot accurately monitor oxygen leakage under the condition, and further cannot achieve the purpose of safety early warning.
Therefore, the traditional oxygen leakage early warning is not suitable for monitoring oxygen in the transportation process of the aquarium fishes, so that the normal survival of the aquarium fishes in the transportation process is difficult to ensure on the basis.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide an oxygen leakage early warning device, which is used for solving the problems that the traditional oxygen leakage early warning cannot realize accurate monitoring of oxygen leakage under an open condition and cannot achieve safety early warning.
The invention also aims to provide an oxygen leakage early warning method in aquarium fish transportation based on the oxygen leakage early warning device, so as to solve the problem that the conventional oxygen leakage early warning is not suitable for monitoring oxygen in the aquarium fish transportation process, so that the normal survival of the aquarium fish in transportation is difficult to ensure on the basis.
(II) technical scheme
In order to solve the above technical problems, the present invention provides, in one aspect, an oxygen leakage warning device, including an oxygen detection subsystem and a warning subsystem; the system also comprises an environment detection subsystem and an information processing subsystem;
the oxygen detection subsystem and the environment detection subsystem are respectively connected with the information processing subsystem, and the information processing subsystem is connected with the early warning subsystem;
the oxygen detection subsystem is used for detecting the oxygen concentration at the leakage position, and the environment detection subsystem is used for detecting the environment parameters near the leakage position;
the information processing subsystem processes the acquired oxygen concentration and the environmental parameters through an oxygen leakage coupling model to calculate the actual oxygen leakage rate of the leakage position in the current state and control the early warning subsystem to carry out corresponding early warning indication.
Preferably, the information processing subsystem in the invention comprises a signal collector and an information processing module; the signal collector synchronously collects the oxygen concentration and the environmental parameters through a timer and then transmits the oxygen concentration and the environmental parameters to the information processing module; the oxygen leakage coupling model is arranged in the information processing module, an oxygen leakage safety value is obtained based on the actual oxygen leakage rate of the leakage position in the current state, and the information processing module carries out early warning judgment on the oxygen leakage condition under the current environmental condition by comparing the actual oxygen leakage rate with the oxygen leakage safety value.
Preferably, the oxygen leakage coupling model in the invention includes a point source theoretical concentration model F (x, y, z, T, u) and an oxygen leakage correction model E (Q, T), the point source theoretical concentration model F (x, y, z, T, u) is used for calculating to obtain an actual oxygen leakage rate of the leakage position in the current state, and the oxygen leakage correction model E (Q, T) calculates to obtain a safety value of oxygen leakage according to the actual oxygen leakage rate;
E(Q,T)＝αTQ+β；
σ1(x, y, z, u) and σ2(x, y, z, t) are all Gaussian diffusion model equations, D0For the oxygen diffusion coefficient, f (x, y, z) is a gas diffusion position formula, T represents time, T represents temperature, Q represents oxygen leakage rate, α and β are parameters, and are obtained by a machine training model G (Q, T, α, β), where G (Q, T, α, β) is α TQ + TQr+β，QrAn error term is represented.
Preferably, in the present invention, the oxygen detection subsystem detects the oxygen concentration through an oxygen sensor; the environmental parameters detected by the environmental detection subsystem comprise wind speed and temperature near the leakage position, and are detected by a corresponding wind speed sensor and a corresponding temperature sensor;
the oxygen sensor, the wind speed sensor and the temperature sensor are respectively in communication connection with the signal collector.
Preferably, in the present invention, the information processing module controls a frequency of detecting the oxygen concentration by the oxygen sensor according to the environmental parameter.
Preferably, the environmental parameters detected by the environmental detection subsystem in the invention further include air pressure, and are detected by corresponding air pressure sensors, and the air pressure sensors are in communication connection with the signal collector.
Preferably, the information processing subsystem of the present invention further includes an information storage module and an information transmission module, which are respectively connected to the information processing module in a communication manner.
Preferably, the early warning subsystem comprises an information early warning device, a light emitting diode and a buzzer; the information early warning device is respectively connected with the information processing module, the light emitting diode and the buzzer.
Preferably, the invention also provides an oxygen leakage early warning method in ornamental fish transportation, which comprises the following steps: the oxygen leakage early warning device is adopted to carry out oxygen leakage early warning on the fish oxygen bag placed in an open environment.
Preferably, the present invention further comprises: and when the obtained actual oxygen leakage rate of the fish oxygen bag in the current state is greater than a preset safety threshold value, the information processing module sends a control instruction to the information early warning device, and the information early warning device controls the light emitting diode and the buzzer to start working.
(III) technical effects
When the oxygen leakage early warning device provided by the invention is used for early warning the oxygen leakage, the oxygen concentration at the leakage position is detected through the oxygen detection subsystem, the environmental parameters near the leakage position are detected through the environmental detection subsystem, and the influence of the environmental parameters on the oxygen leakage is comprehensively considered by the oxygen leakage coupling model in the information processing subsystem so as to calculate the actual oxygen leakage rate of the leakage position in the current state, thereby being convenient for realizing accurate detection on the oxygen leakage under the open condition and realizing safety early warning by the corresponding early warning subsystem.
According to the oxygen leakage early warning method in the transportation of the aquarium fish, due to the adoption of the oxygen leakage early warning device, the influence of environmental factors on the accuracy of oxygen leakage detection of the fish oxygen bag is effectively prevented, and through corresponding early warning, the survival environment of the aquarium fish in the fish oxygen bag can be accurately evaluated by related personnel, so that the normal survival probability of the aquarium fish in the transportation is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a block diagram of a control structure of an oxygen leakage warning device according to an embodiment of the present invention.
In the figure: 1-an oxygen detection subsystem, 101-an oxygen sensor, 2-an environment detection subsystem, 201-a wind speed sensor, 202-a temperature sensor, 203-a pressure sensor, 3-an information processing subsystem, 301-a signal collector, 302-an information processing module, 303-an information storage module, 304-an information transmission module, 4-an early warning subsystem, 401-an information early warning device, 402-a light emitting diode and 403-a buzzer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the embodiment provides an oxygen leakage early warning device, which includes an oxygen detection subsystem 1, an environment detection subsystem 2, an information processing subsystem 3, and an early warning subsystem 4; the oxygen detection subsystem 1 and the environment detection subsystem 2 are respectively connected with the information processing subsystem 3, and the information processing subsystem 3 is connected with the early warning subsystem 4; the oxygen detection subsystem 1 is used for detecting the oxygen concentration at the leakage position, and the environment detection subsystem 2 is used for detecting the environment parameters near the leakage position, wherein the environment parameters comprise wind speed, temperature or air pressure; the information processing subsystem 3 processes the acquired oxygen concentration and the environmental parameters through an oxygen leakage coupling model to calculate the actual oxygen leakage rate of the leakage position in the current state and control the early warning subsystem 4 to perform corresponding early warning indication.
Specifically, in an open environment, because the influence of the environmental factor on the oxygen leakage may cause the deviation of the oxygen detection, therefore, when the oxygen leakage is pre-warned, on the basis of detecting the oxygen concentration at the leakage position through the oxygen detection subsystem 1, the environmental parameter near the leakage position is detected through the environmental detection subsystem 2, and the influence of the environmental parameter on the oxygen leakage is comprehensively considered by the oxygen leakage coupling model in the information processing subsystem 3, so as to calculate the actual oxygen leakage rate at the current state of the leakage position, thereby facilitating the accurate detection of the oxygen leakage under the open condition, and controlling the corresponding pre-warning subsystem 4 to implement the safety pre-warning.
Further, in this embodiment, the information processing subsystem 3 includes a signal collector 301 and an information processing module 302; the signal collector 301 synchronously collects the oxygen concentration and the environmental parameters through a timer and then transmits the oxygen concentration and the environmental parameters to the information processing module 302; the oxygen leakage coupling model is built in the information processing module 302, and an oxygen leakage safety value is obtained based on an actual oxygen leakage rate of a leakage position in a current state, and the information processing module 302 performs early warning judgment on an oxygen leakage condition under a current environmental condition by comparing the actual oxygen leakage rate with the oxygen leakage safety value.
Specifically, the information processing module 302 may obtain the change rate of the oxygen concentration detected in real time in the current environment through calculation according to the oxygen concentration transmitted in real time by the oxygen detection subsystem 1, and the information processing module 302 may further obtain an actual oxygen leakage rate and an actual oxygen leakage safety value in the current state through calculation by the oxygen leakage coupling model after the change rate of the oxygen concentration obtained through collaborative calculation and the environmental parameter detected by the environment detection subsystem 2, so as to comprehensively evaluate the oxygen leakage condition in the current environmental condition, and control the corresponding early warning subsystem 4 to implement safety early warning when the actual oxygen leakage rate is greater than the oxygen leakage safety value, that is, the current environment is not in a safety condition.
Further, in this embodiment, the oxygen leakage coupling model includes a point source theoretical concentration model F (x, y, z, T, u) and an oxygen leakage correction model E (Q, T), where the point source theoretical concentration model F (x, y, z, T, u) is used to calculate and obtain an actual oxygen leakage rate of the leakage position in the current state, and the oxygen leakage correction model E (Q, T) calculates and obtains a safety value of oxygen leakage according to the actual oxygen leakage rate.
E(Q,T)＝αTQ+β；
σ1(x, y, z, u) and σ2(x, y, z, t) are all Gaussian diffusion model equations, D0For the oxygen diffusion coefficient, f (x, y, z) is a gas diffusion position formula, T represents time, T represents temperature, Q represents oxygen leakage rate, α and β are parameters, and are obtained by a machine training model G (Q, T, α, β), where G (Q, T, α, β) is α TQ + TQr+β，QrAn error term is represented.
Specifically, in the point-source theoretical concentration model F (x, y, z, t, u), σ1(x, y, z, u) is a Gaussian diffusion model empirical formula reflecting wind speed, σ2(x, y, z, t) is a Gaussian diffusion model empirical formula of reaction temperature, F (x, y, z) is an empirical formula of a gas diffusion position established based on experimental data, x, y and z represent three parameters of a space coordinate of an object, H represents the actual height of the object to be measured, and a Q value can be obtained through a point source theoretical concentration model F (x, y, z, t and u); further, through the training of the machine training model G (Q, T, α, β), the parameters α, β can be obtained, and the safety value of the oxygen leakage under the current environment can be further obtained from the parameters α, β.
Further, in the present embodiment, the oxygen detection subsystem 1 detects the oxygen concentration through the oxygen sensor 101; the environmental parameters detected by the environment detection subsystem 2 include the wind speed and the temperature near the leakage position, and the wind speed and the temperature near the leakage position are detected by the wind speed sensor 201 and the temperature sensor 202, respectively.
Specifically, the oxygen sensor 101, the wind speed sensor 201, and the temperature sensor 202 are all configured with corresponding signal transmitters, and the corresponding signal transmitters transmit the collected signals to the signal collector 301 respectively.
It should be noted that the oxygen sensor 101 may be an oxygen sensor manufactured by Alphasense corporation of UK under the model number O2-A2, the measurement range of the oxygen sensor 101 is 0-30%, the use temperature range is-20-50 ℃, the pressure range is 80-120 Kpa, and the humidity range is 5-95% RH; the model of the wind speed sensor 201 is WS200-UMB, the wind direction measuring range is 0-359.9 degrees, the wind speed measuring range is 0-60 m/s, the use humidity range is 0-100% RH, the temperature range is-50-60 ℃, and an RS485 interface is arranged; the model number of the temperature sensor 202 is NH122, the tail end of the temperature sensor adopts a standard XS12-4P aviation plug, the measuring range is-40-60 ℃ or-50-80 ℃, the use humidity range is 0-100% RH, and the air pressure range is 600 hP-1100 hP or 100 hP-1100 hP.
Further, in this embodiment, the information processing module 302 controls the frequency of detecting the oxygen concentration by the oxygen sensor 101 according to the environmental parameter.
Specifically, in the actual working process, the information processing module 302 can cooperate with the signal acquisition condition of the environment detection subsystem 2 in combination with the actual demand to set up a reasonable signal acquisition frequency and reduce the power consumption of the whole set of device in the working process.
Further, in this embodiment, the environmental parameter detected by the environmental detection subsystem 2 further includes air pressure, and the air pressure is detected by the air pressure sensor 203, and the air pressure sensor 203 is connected to the signal collector 301 in a communication manner.
Specifically, the air pressure sensor 203 may be considered to be added according to an actual working environment, but the pressure of the environment is considered to be atmospheric pressure in a general case. In addition, in the actual detection, the environmental parameters that have a large influence on the oxygen diffusion are the wind speed and the temperature, and may also be the air pressure and other environmental factors, but the embodiment is not limited thereto.
Further, in this embodiment, the information processing subsystem 3 further includes an information storage module 303 and an information transmission module 304 respectively connected to the signal processing module 302 in a communication manner.
Specifically, the information storage module 303 is configured to store data collected by the oxygen detection subsystem 1 and the environment detection subsystem 2, the information transmission module 304 may transmit the collected data and data processed by the information processing module 302 to a remote server or a wireless terminal, and the information transmission module 304 may employ a bluetooth module, a WIFI module, a 3G module, or a 4G module known in the art.
Further, in this embodiment, the warning subsystem 4 includes an information warning device 401, a light emitting diode 402, and a buzzer 403; the information early-warning device 401 is connected to the information processing module 302, the light emitting diode 402 and the buzzer 403.
Specifically, when the information processing module 302 determines that the current environment is not in the safe condition, it immediately sends a control instruction to the information early-warning device 401, and the information early-warning device 401 controls the light emitting diode 402 to emit light and controls the buzzer 403 to emit a buzzer alarm.
Further, this embodiment provides an oxygen leakage early warning method in aquarium fish transportation based on above-mentioned oxygen leakage early warning device, includes: the oxygen leakage early warning device is adopted to carry out oxygen leakage early warning on the fish oxygen bag placed in an open environment.
Specifically, during transportation of the aquarium fish, the aquarium fish is usually packaged in a fish oxygen bag together with water and oxygen, and a plurality of fish oxygen bags are placed in a foam box, so that the oxygen sensor 101, the wind speed sensor 201 and the temperature sensor 202 can be mounted on the foam box to detect oxygen leakage of the fish oxygen bags and surrounding wind speed and temperature.
In the detection process, the oxygen leakage coupling model built in the information processing module 302 performs cooperative processing on the acquired oxygen concentration, the acquired wind speed and the acquired temperature to calculate the actual oxygen leakage rate and the actual oxygen leakage safety value when the oxygen leakage of the fish oxygen bag occurs in the current state, and when the information processing module 302 determines that the oxygen leakage rate is greater than the oxygen leakage safety value, the current environment is determined not to be in the safety condition, so that a control instruction is sent to the information early-warning device 401, and the information early-warning device 401 controls the light emitting diode 402 and the buzzer 403 to start working.
It should be noted here that, regarding the semi-empirical model formula established on the basis of the gaussian model of the oxygen model in the open environment, in the oxygen leakage state, part of the oxygen leakage can be regarded as the gas emission of the point set, and the gaussian model has a good expression effect. Different space conditions also have great influence on the change of the oxygen concentration, and different parameter values are set based on different opening degrees and space sizes. The influence of the openness on oxygen is obtained through Time-Series Analysis based on experiments, and the space size influence is established according to a gas diffusion distribution rule.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. An oxygen leakage early warning device comprises an oxygen detection subsystem and an early warning subsystem, and is characterized by also comprising an environment detection subsystem and an information processing subsystem;
the oxygen detection subsystem and the environment detection subsystem are respectively connected with the information processing subsystem, and the information processing subsystem is connected with the early warning subsystem;
the oxygen detection subsystem is used for detecting the oxygen concentration at the leakage position, and the environment detection subsystem is used for detecting the environment parameters near the leakage position;
the information processing subsystem processes the acquired oxygen concentration and the environmental parameters through an oxygen leakage coupling model to calculate the actual oxygen leakage rate of the leakage position in the current state and control the early warning subsystem to carry out corresponding early warning indication;
the information processing subsystem comprises a signal collector and an information processing module; the signal collector synchronously collects the oxygen concentration and the environmental parameters through a timer and then transmits the oxygen concentration and the environmental parameters to the information processing module; the oxygen leakage coupling model is arranged in the information processing module, and a safety value of oxygen leakage is obtained based on the actual oxygen leakage rate of the leakage position in the current state;
the oxygen leakage coupling model comprises a point source theoretical concentration model F (x, y, z, T, u) and an oxygen leakage correction model E (Q, T), wherein the point source theoretical concentration model F (x, y, z, T, u) is used for calculating and obtaining the actual oxygen leakage rate of the leakage position in the current state, and the oxygen leakage correction model E (Q, T) calculates and obtains the safety value of oxygen leakage according to the actual oxygen leakage rate;
E(Q,T)＝αTQ+β；
σ1(x, y, z, u) and σ2(x, y, z, t) are all Gaussian diffusion model equations, D0For the oxygen diffusion coefficient, f (x, y, z) is a gas diffusion position formula, T represents time, T represents temperature, Q represents oxygen leakage rate, α and β are parameters, and are obtained by a machine training model G (Q, T, α, β), where G (Q, T, α, β) is α TQ + TQr+β，QrAn error term is represented.
2. The oxygen leakage warning device according to claim 1,
the oxygen detection subsystem detects the oxygen concentration through an oxygen sensor;
the environmental parameters detected by the environmental detection subsystem comprise wind speed and temperature near the leakage position, and are detected by a corresponding wind speed sensor and a corresponding temperature sensor;
the oxygen sensor, the wind speed sensor and the temperature sensor are respectively in communication connection with the signal collector.
3. The oxygen leakage warning device according to claim 2,
and the information processing module controls the frequency of the oxygen sensor for detecting the oxygen concentration according to the environmental parameters.
4. The oxygen leakage warning device according to claim 2,
the environment parameters detected by the environment detection subsystem further comprise air pressure, and are detected by corresponding air pressure sensors, and the air pressure sensors are in communication connection with the signal collector.
5. The oxygen leakage warning device according to claim 1,
the information processing subsystem also comprises an information storage module and an information transmission module which are respectively in communication connection with the information processing module.
6. The oxygen leakage warning device according to claim 1,
the early warning subsystem comprises an information early warning device, a light emitting diode and a buzzer;
the information early warning device is respectively connected with the information processing module, the light emitting diode and the buzzer.
7. An oxygen leakage early warning method in ornamental fish transportation is characterized in that,
the method comprises the following steps: the oxygen leakage early warning device of any one of claims 1 to 6 is used for early warning oxygen leakage of a fish oxygen bag placed in an open environment.
8. The method for warning oxygen leakage in transportation of aquarium fishes as claimed in claim 7, further comprising: and when the obtained actual oxygen leakage rate of the fish oxygen bag in the current state is greater than the safety value of oxygen leakage, the information processing module sends a control instruction to the information early warning device, and the information early warning device controls the light emitting diode and the buzzer to start working.
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| CN108932394B (en) * | 2018-07-19 | 2023-01-17 | 成都鼎安华智慧物联网股份有限公司 | Method for determining toxic gas leakage hazard range |
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