CN113670405A - Remote intelligent measurement technology for water level in caisson compartment - Google Patents
Remote intelligent measurement technology for water level in caisson compartment Download PDFInfo
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- CN113670405A CN113670405A CN202110955773.5A CN202110955773A CN113670405A CN 113670405 A CN113670405 A CN 113670405A CN 202110955773 A CN202110955773 A CN 202110955773A CN 113670405 A CN113670405 A CN 113670405A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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Abstract
The invention discloses a technology for remotely and intelligently measuring the water level in a caisson compartment, which comprises the following steps: the caisson structure is obtained by prefabricating and forming, and a pressure sensor, a gyroscope and a microchip are installed at preset positions before the caisson structure is transported by floating on the sea; the transfer satellite system is used for receiving and transferring the transmitting signals of the pressure sensor, the gyroscope and the microchip which are arranged at the preset position of the caisson structure, and realizes global communication by using a satellite which runs synchronously with the earth as the transfer of the signals, namely, the received signals are dispersedly transmitted to the preset position of the earth; and the land receiving device is used for carrying out real-time detection and control based on a land monitoring system. Compared with the existing artificial water level measurement in the caisson bulkhead, the water level remote intelligent measurement technology in the caisson bulkhead can make full use of high-tech products, and can be integrated with the underwater pressure measurement technology and the intelligent technology in the water level measurement of actual engineering, so that the risk of manual operation can be reduced.
Description
Technical Field
The invention relates to the technical field of motion characteristic research in the floating transportation process of a caisson structure of ocean engineering, in particular to a remote intelligent water level measurement technology in a caisson compartment.
Background
The caisson structure has certain advantages in the development and utilization process of ocean engineering structures and the wave-dissipating characteristic.
The caisson structure is an important deep foundation structure in ocean engineering, a box-type structure consisting of a plurality of cabins is arranged in the caisson structure, the construction of the offshore caisson structure is compared with land construction, the complexity of the caisson structure is increased due to the action of waves, tides, wind and the like, the caisson needs to be prefabricated and transported to a marine target position in a floating mode, the stability of the caisson in the floating process has important influence on the safety construction of the caisson and is the key for success and failure of the caisson construction, the stability of the caisson in the floating process is controlled through the height of the water level in each cabin, and the accurate determination of the water level in each cabin of the caisson is the premise for realizing the stability control of the caisson.
The traditional water level measurement by manpower has certain risk, the precision is poor, high-precision remote and intelligent water level measurement technology is needed, and the technology and the technical scheme for remotely and intelligently measuring the water level in the isolation chamber in the floating transportation process of the caisson are not related in a plurality of published technical patents at present. At present, under the background of more attention on intelligent technology and scientific technology in the ocean development process, the realization of the remote intelligent water level measurement technology in the caisson compartment has important significance for reducing engineering cost, avoiding potential risks and improving the construction environment of workers.
In order to solve the problems, a water level measurement technology in a caisson compartment is needed to be perfected through a water level remote intelligent measurement technology in the caisson compartment.
Disclosure of Invention
The invention aims to provide a remote intelligent water level measuring technology in a caisson compartment, which aims to solve the problems that the traditional technology of manually measuring the water level in the background art has certain risks and poor precision. In the next numerous published technical patents, no remote intelligent measurement technology and technical scheme for the water level in the compartment during the floating transportation of the caisson has been proposed. At present, under the background of more attention on intelligent technology and scientific technology in the ocean engineering development process, the technology for realizing remote intelligent water level measurement in a caisson compartment has important significance for reducing engineering cost, avoiding potential risks and improving the construction environment of workers.
In order to achieve the purpose, the invention provides the following technical scheme: a technology for remotely and intelligently measuring the water level in a caisson compartment comprises the following steps:
the caisson structure is obtained by prefabricating and forming, and a pressure sensor, a gyroscope and a microchip are installed at preset positions before the caisson structure is transported by floating on the sea;
the transfer satellite system is used for receiving and transferring the transmitting signals of the pressure sensor, the gyroscope and the microchip which are arranged at the preset position of the caisson structure, and realizes global communication by using a satellite which runs synchronously with the earth as the transfer of the signals, namely, the received signals are dispersedly transmitted to the preset position of the earth;
the land receiving device is used for carrying out real-time detection and control based on a land monitoring system, and a receiver and a data radio station are used for receiving signals transmitted by a transit satellite system.
Preferably, the key part of the remote intelligent measuring technology of the water level in the caisson compartment is collection and transmission of microchip data and onshore collection device and data processing, the water level of the measured point position can be calculated according to Bernoulli equation through the collected pressure data, and then the spatial distribution condition of the water level in the whole caisson can be obtained through the inclination data.
Preferably, the water level remote intelligent measurement technology in the caisson compartment comprises the following steps:
(1) arranging pressure sensors in each compartment of the caisson according to a design scheme, and recording an initial position and an initial elevation as measurement reference values;
(2) arranging a gyroscope at a proper position on the caisson, measuring the inclination of the caisson in the floating transportation process of the caisson, calculating the water level of each point according to the inclination measured by the gyroscope and the numerical value of the pressure sensor, and accurately obtaining the spatial distribution condition of the water level in each compartment through calculation;
(3) a microchip (waterproof) is arranged at the upper part of the caisson, chip information is transmitted to a land receiving device through a wireless signal, and the chip is connected with the pressure sensor and the gyroscope through a connecting wire;
(4) after the caisson sits at the bottom stably, the chip, the gyroscope and part of the pressure sensors are taken down for the next caisson to be constructed and used, the measurement is repeated, the accurate measurement of the water level in each compartment in the caisson floating transportation construction process is completed, and the caisson construction safety is ensured.
Preferably, the method is implemented based on a water level remote intelligent measurement technology in a caisson compartment:
(1) the specific steps for carrying out the above method are described in detail below
Step one, after the caisson is prefabricated, before the caisson is transported to the sea in a floating mode, installing a pressure sensor, a gyroscope and a microchip at preset positions on the caisson, and debugging;
secondly, emergency equipment is required to be installed before the caisson is transported in a floating mode, and the remote intelligent water level measuring equipment is prevented from being broken down;
thirdly, the caisson can be inclined under the action of water flow, waves and wind in the floating transportation process, the gyroscope can measure the inclination of the caisson, the pressure sensor can measure the water pressure applied to the target position, and the microchip can collect pressure data and caisson inclination data and transmit the pressure data and the caisson inclination data to a receiving device on the land;
and step four, after the land receiving device receives the relevant data, the water level change condition in each compartment of the caisson can be obtained through certain processing.
(2) Technical principle diagram
The technical schematic diagram of the remote intelligent measurement of the water level in the caisson compartment is as follows:
the key part of the system is a high-tech microchip and a land receiving device, and as long as the pressure sensor data and the gyroscope data on the caisson structure are transmitted to the land receiving device, the water level change conditions in each compartment of the caisson can be obtained in real time through the calculation of a computer program (as shown in figure 1);
schematic diagram of water level measuring principle in the compartment:
the water level in the compartment is measured by a pressure sensor, and then the water level height is calculated by a Bernoulli pressure balance equation, the measuring method is more accurate than a ruler measuring method for directly measuring the water level, the measurement can be carried out in real time, the sensitivity of the pressure sensor is higher, the accurate change condition of the water level can be reflected all the time, and the measuring range of the water level can be improved (as shown in figure 2);
(3) improvement direction of water level measuring technology in compartment
The intelligent water level measuring technology in the caisson compartment combines the intelligent technology with the water level measuring technology in the caisson compartment for the first time, utilizes the Bernoulli equation pressure conservation principle, is integrated into the intelligent chip high-tech, and effectively reduces the number of field workers. The remote intelligent water level measuring technology in the caisson compartment is characterized in that pressure sensors with reasonable quantity are arranged in each compartment of the caisson along the transverse direction and the longitudinal direction, the pressure sensors are used for measuring the water pressure applied to the target position underwater, and the water level height is reversely solved through a Bernoulli equation. The water level in the whole compartment is reversely pushed through the inclination measured by the gyroscope, and the water level in the compartment of the caisson is generally not changed violently in the floating transportation process. The remote intelligent water level measurement technology in the caisson compartment integrates science and technology, intelligence and convenience, reduces potential risks to a greater extent, saves engineering cost, introduces an intelligent high-technology into the construction process of the ocean engineering caisson, and starts a new mode of an intelligent construction technology.
Compared with the prior art, the invention has the beneficial effects that: the water level remote intelligent measuring technology in the caisson compartment,
1. compared with the conventional manual water level measurement in the caisson bay, the remote intelligent water level measurement technology in the caisson bay can fully utilize high-tech products, integrates the underwater pressure measurement technology and the intelligent technology into the water level measurement of actual engineering, and can reduce the risk of manual operation;
2. the remote intelligent measuring technology for the water level in the caisson compartment transmits offshore data to a land receiving device through a remote data transmission technology, so that the offshore remote water level measuring technology is realized;
3. according to the water level remote intelligent measurement technology in the caisson compartment, an underwater pressure sensor is adopted to measure the pressure applied, and then the water level height is reversely solved according to the Bernoulli equation, so that the accuracy of water level measurement is ensured;
4. the technology for remotely and intelligently measuring the water level in the caisson compartment enables scientific theories and technologies to be converted into reality while starting the intelligent construction of ocean engineering, thereby driving the rapid development of the offshore construction technology.
Drawings
FIG. 1 is a schematic flow chart of the remote intelligent measurement technology of the water level in the caisson compartment;
FIG. 2 is a schematic view showing the principle of measuring the water level in the compartment according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. 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.
The invention provides a technical scheme that: a technology for remotely and intelligently measuring the water level in a caisson compartment comprises the following steps:
the caisson structure is obtained by prefabricating and forming, and a pressure sensor, a gyroscope and a microchip are installed at preset positions before the caisson structure is transported by floating on the sea;
the transfer satellite system is used for receiving and transferring the transmitting signals of the pressure sensor, the gyroscope and the microchip which are arranged at the preset position of the caisson structure, and realizes global communication by using a satellite which runs synchronously with the earth as the transfer of the signals, namely, the received signals are dispersedly transmitted to the preset position of the earth;
the land receiving device is used for carrying out real-time detection and control based on a land monitoring system, and a receiver and a data radio station are used for receiving signals transmitted by a transit satellite system.
The key part of the technology for remotely and intelligently measuring the water level in the caisson compartment is the collection and transmission of microchip data and the onshore collection device and data processing, the water level of a measuring point position can be calculated according to Bernoulli equation through the collected pressure data, and then the spatial distribution condition of the water level in the whole caisson can be obtained through gradient data.
The method comprises the following implementation steps:
(1) arranging pressure sensors in each compartment of the caisson according to a design scheme, and recording an initial position and an initial elevation as measurement reference values;
(2) arranging a gyroscope at a proper position on the caisson, measuring the inclination of the caisson in the floating transportation process of the caisson, calculating the water level of each point according to the inclination measured by the gyroscope and the numerical value of the pressure sensor, and accurately obtaining the spatial distribution condition of the water level in each compartment through calculation;
(3) a microchip (waterproof) is arranged at the upper part of the caisson, chip information is transmitted to a land receiving device through a wireless signal, and the chip is connected with the pressure sensor and the gyroscope through a connecting wire;
(4) after the caisson sits at the bottom stably, the chip, the gyroscope and part of the pressure sensors are taken down for the next caisson to be constructed and used, the measurement is repeated, the accurate measurement of the water level in each compartment in the caisson floating transportation construction process is completed, and the caisson construction safety is ensured.
The method is realized based on a water level remote intelligent measurement technology in a caisson compartment:
(1) the specific steps for carrying out the above method are described in detail below
Step one, after the caisson is prefabricated, before the caisson is transported to the sea in a floating mode, installing a pressure sensor, a gyroscope and a microchip at preset positions on the caisson, and debugging;
secondly, emergency equipment is required to be installed before the caisson is transported in a floating mode, and the remote intelligent water level measuring equipment is prevented from being broken down;
thirdly, the caisson can be inclined under the action of water flow, waves and wind in the floating transportation process, the gyroscope can measure the inclination of the caisson, the pressure sensor can measure the water pressure applied to the target position, and the microchip can collect pressure data and caisson inclination data and transmit the pressure data and the caisson inclination data to a receiving device on the land;
and step four, after the land receiving device receives the relevant data, the water level change condition in each compartment of the caisson can be obtained through certain processing.
(2) Technical principle diagram
The technical schematic diagram of the remote intelligent measurement of the water level in the caisson compartment is as follows:
the key part of the system is a high-tech microchip and a land receiving device, and as long as the pressure sensor data and the gyroscope data on the caisson structure are transmitted to the land receiving device, the water level change conditions in each compartment of the caisson can be obtained in real time through the calculation of a computer program (as shown in figure 1);
schematic diagram of water level measuring principle in the compartment:
the water level in the compartment is measured by a pressure sensor, and then the water level height is calculated by a Bernoulli pressure balance equation, the measuring method is more accurate than a ruler measuring method for directly measuring the water level, the measurement can be carried out in real time, the sensitivity of the pressure sensor is higher, the accurate change condition of the water level can be reflected all the time, and the measuring range of the water level can be improved (as shown in figure 2);
(3) improvement direction of water level measuring technology in compartment
The intelligent water level measuring technology in the caisson compartment combines the intelligent technology with the water level measuring technology in the caisson compartment for the first time, utilizes the Bernoulli equation pressure conservation principle, is integrated into the intelligent chip high-tech, and effectively reduces the number of field workers. The remote intelligent water level measuring technology in the caisson compartment is characterized in that pressure sensors with reasonable quantity are arranged in each compartment of the caisson along the transverse direction and the longitudinal direction, the pressure sensors are used for measuring the water pressure applied to the target position underwater, and the water level height is reversely solved through a Bernoulli equation. The water surface in the whole compartment is reversely pushed by the inclination measured by the gyroscope, and the water level of the caisson in the compartment can not be violently changed in the floating transportation process. The remote intelligent water level measurement technology in the caisson compartment integrates science and technology, intelligence and convenience, reduces potential risks to a greater extent, saves engineering cost, introduces an intelligent high-technology into the construction process of the ocean engineering caisson, and starts a new mode of an intelligent construction technology.
Those not described in detail in this specification are within the skill of the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a long-range intelligent measurement technique of water level in caisson compartment which characterized in that: the method comprises the following steps:
the caisson structure is obtained by prefabricating and forming, and a pressure sensor, a gyroscope and a microchip are installed at preset positions before the caisson structure is transported by floating on the sea;
the transfer satellite system is used for receiving and transferring the transmitting signals of the pressure sensor, the gyroscope and the microchip which are arranged at the preset position of the caisson structure, and realizes global communication by using a satellite which runs synchronously with the earth as the transfer of the signals, namely, the received signals are dispersedly transmitted to the preset position of the earth;
the land receiving device is used for carrying out real-time detection and control based on a land monitoring system, and a receiver and a data radio station are used for receiving signals transmitted by a transit satellite system.
2. The technology for remotely and intelligently measuring the water level in the caisson compartment as claimed in claim 1, wherein: the key part of the technology for remotely and intelligently measuring the water level in the caisson compartment is the collection and transmission of microchip data and the onshore collection device and data processing, the water level of a measuring point position can be calculated according to Bernoulli equation through the collected pressure data, and then the spatial distribution condition of the water level in the whole caisson can be obtained through gradient data.
3. The technology for remotely and intelligently measuring the water level in the caisson compartment as claimed in claim 1, wherein: the method comprises the following implementation steps:
(1) arranging pressure sensors in each compartment of the caisson according to a design scheme, and recording an initial position and an initial elevation as measurement reference values;
(2) arranging a gyroscope at a proper position on the caisson, measuring the inclination of the caisson in the floating transportation process of the caisson, calculating the water level of each point according to the inclination measured by the gyroscope and the numerical value of the pressure sensor, and accurately obtaining the spatial distribution condition of the water level in each compartment through calculation;
(3) a microchip (waterproof) is arranged at the upper part of the caisson, chip information is transmitted to a land receiving device through a wireless signal, and the chip is connected with the pressure sensor and the gyroscope through a connecting wire;
(4) after the caisson sits at the bottom stably, the chip, the gyroscope and part of the pressure sensors are taken down for the next caisson to be constructed and used, the measurement is repeated, the accurate measurement of the water level in each compartment in the caisson floating transportation construction process is completed, and the caisson construction safety is ensured.
4. The technology for remotely and intelligently measuring the water level in the caisson compartment as claimed in claim 1, wherein: the method is realized based on a water level remote intelligent measurement technology in a caisson compartment:
(1) the specific steps for carrying out the above method are described in detail below
Step one, after the caisson is prefabricated, before the caisson is transported to the sea in a floating mode, installing a pressure sensor, a gyroscope and a microchip at preset positions on the caisson, and debugging;
secondly, emergency equipment is required to be installed before the caisson is transported in a floating mode, and the remote intelligent water level measuring equipment is prevented from being broken down;
thirdly, the caisson can be inclined under the action of water flow, waves and wind in the floating transportation process, the gyroscope can measure the inclination of the caisson, the pressure sensor can measure the water pressure applied to the target position, and the microchip can collect pressure data and caisson inclination data and transmit the pressure data and the caisson inclination data to a receiving device on the land;
and step four, after the land receiving device receives the relevant data, the water level change condition in each compartment of the caisson can be obtained through certain processing.
(2) Technical principle diagram
The technical schematic diagram of the remote intelligent measurement of the water level in the caisson compartment is as follows:
the key part of the system is a high-tech microchip and a land receiving device, and as long as the pressure sensor data and the gyroscope data on the caisson structure are transmitted to the land receiving device, the water level change conditions in each compartment of the caisson can be obtained in real time through the calculation of a computer program (as shown in figure 1);
schematic diagram of water level measuring principle in the compartment:
the water level in the compartment is measured by a pressure sensor, and then the water level height is calculated by a Bernoulli pressure balance equation, the measuring method is more accurate than a ruler measuring method for directly measuring the water level, the measurement can be carried out in real time, the sensitivity of the pressure sensor is higher, the accurate change condition of the water level can be reflected all the time, and the measuring range of the water level can be improved (as shown in figure 2);
(3) improvement direction of water level measuring technology in compartment
The intelligent water level measuring technology in the caisson compartment combines the intelligent technology with the water level measuring technology in the caisson compartment for the first time, utilizes the Bernoulli equation pressure conservation principle to be integrated into the intelligent chip high-tech, effectively reduces the number of field workers, arranges reasonable pressure sensors in each compartment of the caisson along the transverse direction and the longitudinal direction, utilizes the pressure sensors to measure the underwater water pressure at the target position, reversely calculates the height of the water level through the Bernoulli equation, reversely pushes the inclination measured by a gyroscope on the water surface in the whole compartment, generally prevents the water level of the caisson from changing in the floating process, integrates the technology, the intellectualization and the convenience into a whole, and greatly reduces the potential risk, save engineering cost, introduce the work progress of ocean engineering caisson with intelligent high-tech, open intelligent construction technology new mode.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117429567A (en) * | 2023-10-16 | 2024-01-23 | 上海勘测设计研究院有限公司 | Floating type offshore wind power cabin liquid level monitoring device and assessment method |
| CN117537783A (en) * | 2024-01-09 | 2024-02-09 | 甘肃建投土木工程建设集团有限责任公司 | Anti-inclination detection method and system for caisson construction |
| CN117687325A (en) * | 2024-01-30 | 2024-03-12 | 中国海洋大学 | Remote control system for offshore caisson shipment |
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