CN114030769A - Intelligent early warning method for oil depot system - Google Patents
Intelligent early warning method for oil depot system Download PDFInfo
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- CN114030769A CN114030769A CN202111358924.5A CN202111358924A CN114030769A CN 114030769 A CN114030769 A CN 114030769A CN 202111358924 A CN202111358924 A CN 202111358924A CN 114030769 A CN114030769 A CN 114030769A
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 56
- 238000012545 processing Methods 0.000 claims abstract description 7
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/54—Large containers characterised by means facilitating filling or emptying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/26—Overfill prevention
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
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- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention provides an intelligent early warning method for an oil depot system, which comprises the steps of calculating the liquid level difference of a storage tank through the liquid level information of the storage tank, and analyzing whether the storage tank is in or out of an oil inlet state or not; calculating the used volume of the storage tank according to the liquid level information of the storage tank, and calculating the empty tank volume of the storage tank according to the maximum tank volume of the storage tank; acquiring the pipe flow by collecting the data of the pipe flow meter, and processing the ratio of the empty tank capacity of the storage tank to the pipe flow to obtain the full-capacity time of the storage tank; and setting early warning time according to the full-capacity time of the storage tank, and sending an early warning signal when the early warning time is reached. The intelligent early warning method for the oil depot system can judge the oil inlet condition of the storage tank, analyze and process the acquired data, count down the whole oil inlet process of the storage tank, set early warning time, early warn the oil inlet condition of the storage tank in advance and ensure the oil inlet safety of the storage tank.
Description
Technical Field
The invention relates to the technical field of oil depot monitoring, in particular to an intelligent early warning method for an oil depot system.
Background
At present, an oil depot control system simply compares acquired data with a preset threshold value, and generally adopts tank high-low liquid level interlocking to give an alarm, but the tank high-low liquid level interlocking is also opened only when the liquid level reaches a set value, and after the tank high-low liquid level interlocking is opened, the system gives an alarm or controls a valve to open and close, so that the acquired tank liquid level data cannot be utilized to realize real-time monitoring and early warning of the oil inlet process of a storage tank; meanwhile, once the high-low liquid level alarm of the storage tank is triggered, the risk of accidents is caused, the storage tank adopts high-low liquid level interlocking which is only a subsequent treatment measure, and the pre-warning function is not provided.
【1】 Technical problem to be solved
The invention aims to provide an intelligent early warning method for an oil depot system, which can monitor the dynamic state of a storage tank in real time and remind an operator in real time in an oil inlet process.
【2】 Technical scheme for solving problems
The invention provides an intelligent early warning method for an oil depot system, which comprises the following steps:
s1, collecting the liquid level information of the storage tank, calculating the liquid level difference of the storage tank, analyzing whether the liquid level of the storage tank changes or not according to the liquid level difference of the storage tank, and judging whether the storage tank is in an oil inlet state or not;
s2, calculating the used volume of the storage tank according to the liquid level information of the storage tank, and calculating the empty volume of the storage tank according to the maximum volume of the storage tank, wherein the empty volume of the storage tank is the difference between the maximum volume of the storage tank and the used volume of the storage tank;
s3, collecting real-time data of the oil flow meter input by the pipe to obtain a pipe flow value;
s4, carrying out ratio processing on the empty tank capacity of the storage tank and the oil transportation flow, and calculating the full-capacity time of the storage tank when the storage tank reaches the maximum tank capacity;
s5, collecting the storage tank full-capacity time data, outputting the storage tank full-capacity time data to a remote control terminal, wherein the remote control terminal counts down the storage tank full-capacity time and displays the storage tank full-capacity time on a display terminal, setting early warning time according to the counting down, and sending an early warning signal when the early warning time is reached, wherein the early warning signal comprises a field buzzer and sends the current oil inlet condition of the storage tank to a manager through a network, and the manager is informed to check and monitor the oil inlet condition of the storage tank.
Further, the storage tank oil inlet state judgment process is as follows:
YG _ ID is the oil in tank state; 0 represents that the storage tank has no liquid level change and has no oil inlet temporarily, and 1 represents that the liquid level of the storage tank is changing and is in an oil inlet state; YW _ a is a tank liquid level difference.
Further, the full-capacity time calculation formula of the storage tank is as follows:
wherein SY _ time is the full-capacity time of the storage tank; KGR is the empty tank capacity of the storage tank; GS _ LS is the pipe flow.
Further, the step S1 is specifically:
acquiring liquid level information of the storage tank by using a liquid level meter system, wherein the liquid level difference of the storage tank is the difference of the liquid level heights before and after the oil transportation of the storage tank; the real-time liquid level difference is larger than 0, which indicates that the liquid level of the storage tank changes and oil is entering, and the liquid level difference of the storage tank is equal to 0, which indicates that the liquid level of the storage tank does not change and oil is not entering temporarily.
Further, the step S3 is specifically:
the oil flow meter for the oil pipe is positioned on the oil pipeline and used for monitoring the oil flow of the oil pipeline in real time, wherein the oil flow is the volume of oil passing through the oil meter in unit time. .
Further, the early warning time is set to be 5-10 min before the countdown of the full-capacity time of the storage tank is finished.
Further, the step S5 further includes: the early warning signal is fed back to the remote control terminal, the remote control terminal opens and closes the storage tank valve body, and when the early warning signal is not input, the state of the storage tank valve body is unchanged; when the early warning signal is input, the valve body starts to be closed, the oil transportation channel is cut off, and the oil inlet of the storage tank is stopped.
Further, the step S5 further includes: and according to the empty storage tank capacity, setting an early warning empty tank capacity, and sending a second early warning signal when the empty storage tank capacity is less than or equal to the early warning empty tank capacity, wherein the second early warning signal has the same early warning mode as the first early warning signal.
【3】 Advantageous effects
According to the intelligent early warning method for the oil depot system, the acquired liquid level information and the volume data of the storage tank can be processed, the oil inlet state of the storage tank is judged, early warning is performed through countdown when the storage tank reaches the maximum tank capacity, meanwhile, an early warning signal is set, workers can be informed in advance to check and monitor the oil inlet condition of the storage tank, and the valve body of the storage tank can be automatically opened and closed through a remote control terminal to control the oil inlet state of the storage tank.
Drawings
Fig. 1 is a flow chart of an intelligent early warning method of an oil depot system.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
Referring to fig. 1, the intelligent early warning method for the oil depot system comprises the following steps:
s1, the liquid level of the storage tank is measured in real time through the liquid level meter system, the liquid level information of the storage tank is recorded and analyzed through the data acquisition module, the liquid level difference of the storage tank is calculated through the calculation module, the liquid level of the storage tank is analyzed to determine whether the storage tank is in an oil inlet state or not, and the specific analysis is as follows:
YG _ ID is the oil in tank state; 0 represents that the storage tank has no liquid level change and has no oil inlet temporarily, and 1 represents that the liquid level of the storage tank is changing and is in an oil inlet state; YW _ a is a real-time liquid level difference of the storage tank, and the unit is mm; when the liquid level difference of the storage tank is equal to 0, the storage tank is indicated to have no liquid level change and no oil is fed, and when the liquid level difference of the storage tank is greater than 0, the storage tank is indicated to be fed with oil;
s2, calculating the used volume of the storage tank according to the liquid level information of the storage tank, and obtaining the empty tank volume of the storage tank through a calculation module according to the maximum tank volume of the storage tank; the empty tank capacity of the storage tank is the difference between the maximum tank capacity of the storage tank and the used volume of the storage tank, and the calculation formula is as follows:
KGR=ZGRa-TJ_a
wherein, KGR is the empty tank capacity of the storage tank; ZGR _ a is the total tank capacity of the storage tank; TJ _ a is the used volume of the storage tank; each tank has a volume unit of m3;
S3, installing a pipe oil inlet flow meter on the oil inlet pipeline of the storage tank for monitoring the pipe oil inlet flow of each oil inlet pipeline in real time, wherein the pipe oil inlet flow is the volume of oil passing through in unit time and the unit of the pipe oil inlet flow is m3H; collecting pipe flow data through a data collection module;
s4, carrying out ratio processing on the empty tank capacity and the oil transportation flow of the storage tank, and calculating the full-capacity time of the storage tank when the rotating storage tank reaches the maximum tank capacity through a calculation module, wherein the full-capacity time of the storage tank has the following calculation formula:
wherein SY _ time is the full-capacity time of the storage tank; KGR is the empty tank capacity of the storage tank; GS _ LS is the pipe flow;
s5, acquiring storage tank full-volume time data through a data acquisition module, outputting the storage tank full-volume time data to a remote control terminal, performing countdown processing on the storage tank full-volume time by the remote control terminal, displaying the storage tank full-volume time on a display terminal, setting early warning time according to countdown in order to give early warning to workers and enable the workers to have certain reaction operation time, wherein the setting range of the early warning time is generally set to be about 5-10 min before countdown is finished; when the early warning time is up, a first early warning signal is sent, wherein the first early warning signal comprises a field buzzer and is used for sending the current oil inlet condition of the storage tank to an administrator through a network, informing a worker to check and monitor the oil inlet condition of the storage tank, and adjusting the oil inlet condition according to the actual condition; in order to realize the protection of the storage tank during early warning, the first early warning signal is also fed back to the remote control terminal, the remote control terminal opens and closes the storage tank valve body after receiving the first early warning signal, and when the first early warning signal is not input, the state of the storage tank valve body is unchanged; when the first early warning signal is input, the valve body starts to be closed, the oil transportation channel is cut off, and the oil storage tank stops feeding oil.
In the actual oil inlet process of the storage tank, some storage tanks are close to the maximum tank volume before oil inlet, if the oil inlet is carried out on the storage tank at the moment, the full-volume time of the storage tank is found to be too short, the full-volume time of the storage tank is less than the early warning time, and if oil delivery is carried out, a first early warning signal cannot be output, so that the early warning effect cannot be achieved; if oil transportation is not carried out, the space of the storage tank is wasted; at the moment, the early warning empty tank container is arranged according to the storage tank empty tank container, and when the storage tank empty tank container is less than or equal to the early warning empty tank container. And sending a second early warning signal, wherein the early warning mode of the second early warning signal is the same as that of the first early warning signal, and if any early warning signal is received by the remote control terminal, the remote control terminal can send out early warning, and two early warning signals are set, so that the oil inlet of the storage tank is safer.
According to the intelligent early warning method for the oil depot system, the acquired liquid level information and the volume data of the storage tank can be processed, the oil inlet state of the storage tank is judged, early warning is performed through countdown when the storage tank reaches the maximum tank capacity, meanwhile, an early warning signal is set, workers can be informed in advance to check and monitor the oil inlet condition of the storage tank, and the valve body of the storage tank can be automatically opened and closed through a remote control terminal to control the oil inlet state of the storage tank.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. An intelligent early warning method for an oil depot system is characterized by comprising the following steps:
s1, collecting the liquid level information of the storage tank, calculating the liquid level difference of the storage tank, analyzing whether the liquid level of the storage tank changes or not according to the liquid level difference of the storage tank, and judging whether the storage tank is in an oil inlet state or not;
s2, calculating the used volume of the storage tank according to the liquid level information of the storage tank, and calculating the empty volume of the storage tank according to the maximum volume of the storage tank, wherein the empty volume of the storage tank is the difference between the maximum volume of the storage tank and the used volume of the storage tank;
s3, collecting real-time data of the oil flow meter input by the pipe to obtain a pipe flow value;
s4, carrying out ratio processing on the empty tank capacity of the storage tank and the oil transportation flow, and calculating the full-capacity time of the storage tank when the storage tank reaches the maximum tank capacity;
s5, collecting the storage tank full-capacity time data, outputting the storage tank full-capacity time data to a remote control terminal, wherein the remote control terminal carries out countdown processing on the storage tank full-capacity time and displays the countdown processing on a display terminal, setting early warning time according to the countdown, and sending a first early warning signal when the early warning time is reached, wherein the first early warning signal comprises a field buzzer and sends the current oil inlet condition of the storage tank to a manager through a network, and the manager is informed of checking and monitoring the oil inlet condition of the storage tank.
2. The intelligent early warning method for the oil depot system according to claim 1, wherein the process of judging the oil-taking state of the storage tank is as follows:
YG _ ID is the oil in tank state; 0 represents that the storage tank has no liquid level change and has no oil inlet temporarily, and 1 represents that the liquid level of the storage tank is changing and is in an oil inlet state; YW _ a is a tank liquid level difference.
3. The intelligent early warning method for the oil depot system as recited in claim 1, wherein: the full-capacity time calculation formula of the storage tank is as follows:
wherein SY _ time is the full-capacity time of the storage tank; KGR is the empty tank capacity of the storage tank; GS _ LS is the pipe flow.
4. The intelligent early warning method for the oil depot system as claimed in claim 1, wherein the step S1 specifically comprises:
acquiring liquid level information of the storage tank in real time by using a liquid level meter system, wherein the liquid level difference of the storage tank is the difference of the liquid level height before and after oil transportation of the storage tank; the real-time liquid level difference is larger than 0, which indicates that the liquid level of the storage tank changes and oil is entering, and the liquid level difference of the storage tank is equal to 0, which indicates that the liquid level of the storage tank does not change and oil is not entering temporarily.
5. The intelligent early warning method for the oil depot system as claimed in claim 1, wherein the step S3 specifically comprises:
the oil pipe flow meter is positioned on an oil pipeline and used for monitoring the oil pipe flow of the oil pipeline in real time, wherein the oil pipe flow is the volume of oil passing through the oil pipeline in unit time.
6. The intelligent early warning method for the oil depot system as recited in claim 1, wherein: and the early warning time is set to be 5-10 min before the countdown of the full storage time of the storage tank is finished.
7. The intelligent early warning method for the oil depot system as recited in claim 1, wherein the step S5 further comprises: the first early warning signal is fed back to the remote control terminal, the remote control terminal opens and closes the storage tank valve body, and when the first early warning signal is not input, the state of the storage tank valve body is unchanged; when the first early warning signal is input, the storage tank valve body starts to be closed, the oil transportation channel is cut off, and the storage tank stops oil inlet.
8. The intelligent early warning method for the oil depot system as claimed in any one of claims 1 to 7, wherein the step S5 further comprises: and according to the empty storage tank capacity, setting an early warning empty tank capacity, and sending a second early warning signal when the empty storage tank capacity is less than or equal to the early warning empty tank capacity, wherein the second early warning signal has the same early warning mode as the first early warning signal.
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CN112478483A (en) * | 2020-12-01 | 2021-03-12 | 华设设计集团股份有限公司 | Automatic monitoring and early warning method and system for hazardous chemical substance normal-pressure storage tank |
CN113552907A (en) * | 2021-07-01 | 2021-10-26 | 山东新和成氨基酸有限公司 | Method, device, system, electronic device and storage medium for controlling extraction flow |
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2021
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Patent Citations (7)
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US20130183098A1 (en) * | 2010-09-29 | 2013-07-18 | Afif Samih HALAL | Fluid level control system and method of using same |
CN103697969A (en) * | 2013-11-25 | 2014-04-02 | 苏州克兰兹电子科技有限公司 | Ultrasonic liquid level tracker system and method based on low-power-consumption single-chip microcomputer |
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