CN209928019U - Wave height measuring device for ice-water mixed environment - Google Patents
Wave height measuring device for ice-water mixed environment Download PDFInfo
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- CN209928019U CN209928019U CN201920612531.4U CN201920612531U CN209928019U CN 209928019 U CN209928019 U CN 209928019U CN 201920612531 U CN201920612531 U CN 201920612531U CN 209928019 U CN209928019 U CN 209928019U
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- 239000005457 ice water Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 238000005259 measurement Methods 0.000 abstract description 12
- 238000002474 experimental method Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 238000000691 measurement method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model provides a wave height measuring device for frozen water mixed environment. The utility model discloses a: the ultrasonic sensor, the laser emitter, the camera and the data processor are fixed on a steel support of the ship, the ultrasonic sensor is perpendicular to the water surface and keeps a preset safe distance with the water surface, the laser emitter and the high-definition camera are fixedly arranged at the preset position of the steel support respectively, and the preset position guarantees that the reflected laser can be received by the high-definition camera when the laser emitted by the laser emitter contacts the ice surface. The system adopts ultrasonic non-contact measurement, overcomes the problem that the ice-water mixed environment cannot be measured by the traditional measurement method, avoids the influence of the original wave height measurement equipment on the experiment due to the fact that the ultrasonic sensor and the ice-water mixed environment are not in contact, is slightly influenced by the environment, overcomes the defect that experimental instruments are easy to wear, ensures higher measurement precision, is flexible in measuring point selection, and is easy to install.
Description
Technical Field
The utility model relates to an ocean engineering field especially relates to a wave height measuring device for frozen water mixed environment.
Background
In ship and ocean engineering experiments, wave measurement and observation are one of important research methods. At present, a plurality of devices and methods for measuring the wave height exist, and the commonly used wave measuring devices are in a contact type and mainly comprise a resistance type wave height sensor, a capacitance type wave height sensor and the like. However, the main disadvantages of such sensors are that the resistance or capacitance is greatly affected by the environment, the measurement accuracy is not high, and especially when the sensors are applied to the environment of measuring ice and water mixture, the devices are easy to damage because the contact type measurement device is in contact with the measured water surface during measurement, and simultaneously the contact type measurement device can also obstruct the movement of ice blocks, so that the environment of ice and water mixture cannot be measured. Therefore, there is a need for a highly accurate and reliable device for measuring wave parameters of an ice-water mixed environment.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned technical problems, an apparatus for measuring wave height in an ice-water mixed environment is provided. The utility model discloses a technical means as follows:
a wave height measuring device for an ice-water mixed environment comprises: the device comprises a first ultrasonic sensor, a second ultrasonic sensor, a third ultrasonic sensor, a first laser emitter, a second laser emitter, a third laser emitter, a first high-definition camera, a second high-definition camera and a third high-definition camera which are fixed on a steel support of a ship, and a data processor which is electrically connected with the measuring devices and is arranged in the ship, wherein the first ultrasonic sensor, the second ultrasonic sensor and the third ultrasonic sensor are arranged perpendicular to the water surface and keep a preset safety distance with the water surface, the first laser emitter, the first high-definition camera, the second laser emitter, the second high-definition camera, the third laser emitter and the third high-definition camera are respectively and fixedly arranged at preset positions of the steel support, and the preset positions ensure that laser emitted by the first laser emitter, the second laser emitter and the third laser emitter is in contact with the ice surface, the reflected laser light can be received by the first high-definition camera, the second high-definition camera, and the third high-definition camera.
Further, first laser emitter, second laser emitter, third laser emitter, first high definition camera, second high definition camera and third high definition camera set firmly on the steel support of first ultrasonic sensor, second ultrasonic sensor and third ultrasonic sensor top, wherein, between first laser emitter and the first ultrasonic sensor, between second laser emitter and the second ultrasonic sensor, third laser emitter and third ultrasonic sensor all have preset contained angle, and each high definition camera is in same water flat line rather than the laser emitter that corresponds.
Further, the first ultrasonic sensor, the second ultrasonic sensor, the first laser emitter, the second laser emitter, the first high-definition camera and the second high-definition camera are placed in front of the ship, the distance between the first ultrasonic sensor and the second ultrasonic sensor cannot be smaller than 0.05 times of the wavelength and cannot be larger than 0.45 times of the wavelength, and the third ultrasonic sensor, the third laser emitter and the third high-definition camera are placed behind the ship.
Further, the distance between the first high-definition camera and the second high-definition camera is one quarter of the wavelength.
Further, the distance between the second high-definition camera and the bow is at least larger than 1 wavelength, and the distance between the third high-definition camera and the stern is larger than 1 wavelength.
The utility model has the advantages of it is following:
1. the system adopts ultrasonic non-contact measurement, overcomes the problem that the traditional measurement method cannot measure the ice-water mixed environment, avoids the influence of the original wave height measurement equipment on the experiment due to the fact that the ultrasonic sensor and the ice-water mixed environment are not in contact, is slightly influenced by the environment, overcomes the defect that experimental instruments are easy to wear, ensures higher measurement precision, is flexible in selecting a measuring point, and is easy to install.
2. The system can record the wave height under the ice-water mixed environment in real time, record the ice-water components of the detected environment, and can realize the synchronous measurement of the wave height and the stress of the ship model.
Based on the reason, the utility model discloses can extensively promote in fields such as ocean engineering.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic view of the wave height measuring device for ice-water mixed environment of the present invention.
Fig. 2 is a schematic diagram that is used for wave height measuring device of ice water mixing environment to separate incident wave and reflected wave in the embodiment of the utility model.
Fig. 3 is a schematic diagram of a wave height duration curve measured by the first ultrasonic sensor of the present invention.
In the figure: s1, a first ultrasonic sensor; s2, a second ultrasonic sensor; s3, a third ultrasonic sensor; 3. a first laser transmitter; 4. a first high definition camera; 5. a second laser transmitter; 6. A second high definition camera; 7. a third laser transmitter; 8. a third high-definition camera; 9. a data processor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment provides a wave height measuring device for an ice-water mixed environment, as shown in fig. 2, including: a first ultrasonic sensor S1, a second ultrasonic sensor S2, a third ultrasonic sensor S3, a first laser emitter 3, a second laser emitter 5, a third laser emitter 7, a first high-definition camera 4, a second high-definition camera 6 and a third high-definition camera 8 which are fixed on a steel bracket of a ship, and a data processor 9 which is electrically connected with the measuring devices and is arranged in the ship, namely, the output ports of the ultrasonic sensor and the laser emitter are connected with the input port of the data processor, the input/output ports of the high-definition cameras are connected with the input port of the data processor, wherein, the first ultrasonic sensor S1, the second ultrasonic sensor S2 and the third ultrasonic sensor S3 are all arranged vertical to the water surface and keep a preset safety distance with the water surface, the first laser emitter 3 and the first high-definition camera 4, the second laser emitter 5, the second high-definition camera 6, the third laser emitter 7 and the third high-definition camera 8 are fixedly arranged at preset positions of the steel support respectively, and the preset positions ensure that when laser emitted by the first laser emitter 3, the second laser emitter 5 and the third laser emitter 7 contacts the ice surface, reflected laser can be received by the first high-definition camera 2, the second high-definition camera 6 and the third high-definition camera 7.
In this embodiment, the ultrasonic sensors (all) are UltraLab ULS HF54/58, the laser transmitters are devices having laser transmitters, such as PW5AD650-1035GD, PW5AL11650-1035GD, PW5AC6650-1035GD, and the like, the high-definition cameras are HERO7 Black, One X, and CHDHX-701-RW, the processor is a computer, on which a donghua DHDAS dynamic signal acquisition and analysis system is installed, and a wave height duration curve diagram shown in fig. 3 is drawn by receiving signals fed back by the ultrasonic sensors.
As shown in fig. 1, taking a first set of devices as an example, each set of devices includes a laser transmitter, a high-definition camera and an ultrasonic sensor, wherein the first set of devices and the second set of devices are used for measuring incident waves and reflected waves, and the third set of devices are used for measuring transmitted waves. In a preferred embodiment, the first ultrasonic sensor S1, the second ultrasonic sensor S2, the first laser emitter 3, the second laser emitter 5, the first high-definition camera 4, and the second high-definition camera 6 are placed in front of the ship, and the distance therebetween is not less than 0.05 times and not more than 0.45 times the wavelength, and the third ultrasonic sensor S3, the third laser emitter 7, and the third high-definition camera 8 are placed behind the ship.
In order to make the precision of the separated incident wave and emitted wave more accurate, the distance between the first high-definition camera and the second high-definition camera is suggested to be a quarter of a wavelength as a preferred embodiment.
The distance between the second high-definition camera and the bow is at least larger than 1 time of wavelength, and the distance between the third high-definition camera and the stern is larger than 1 time of wavelength.
The embodiment also provides a specific use method of the wave height measuring system for the ice-water mixed environment, which comprises the following steps:
the method comprises the following steps: fixing a first ultrasonic sensor, a second ultrasonic sensor and a third ultrasonic sensor on a steel bracket of a ship, wherein the first ultrasonic sensor, the second ultrasonic sensor and the third ultrasonic sensor are all arranged perpendicular to the water surface and keep a preset safety distance with the water surface;
step two: the method comprises the following steps that a first laser emitter, a first high-definition camera, a second laser emitter, a second high-definition camera, a third laser emitter and a third high-definition camera are fixedly arranged at preset positions of a steel support respectively, and the preset positions ensure that reflected laser can be received by the first high-definition camera, the second high-definition camera and the third high-definition camera when the laser emitted by the first laser emitter, the second laser emitter and the third laser emitter is in contact with the ice surface;
step three: electrically connecting each measuring device with a data processor, and electrifying a test signal;
step four: in a still water state, starting an ultrasonic sensor testing system, and calibrating the distance from each ultrasonic sensor to a still water surface at the still water moment;
step five: recording wave fields around the ship and the contact condition of the ship and an ice block in real time through a first ultrasonic sensor, a second ultrasonic sensor and a third ultrasonic sensor, wherein the ultrasonic sensors have the functions of transmitting ultrasonic waves and receiving returned ultrasonic waves, calculating the distance from each ultrasonic sensor to the water surface at different moments by recording the moments of the generated ultrasonic waves and the returned ultrasonic waves and dividing the moments by the local sound velocity, and then converting the distance from the static water surface calibrated in the step four to obtain a wave surface duration curve under the ice-water mixed environment at different moments; if the ice surface is met, the reflected laser is collected by the high-definition camera and recorded as the ice surface height.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. A wave height measuring device for an ice-water mixed environment is characterized by comprising: the system comprises a first ultrasonic sensor, a second ultrasonic sensor, a third ultrasonic sensor, a first laser emitter, a second laser emitter, a third laser emitter, a first high-definition camera, a second high-definition camera and a third high-definition camera which are fixed on a steel support of a ship, and a data processor which is electrically connected with the ultrasonic sensors, the laser emitters and the high-definition cameras and arranged in the ship, wherein the first ultrasonic sensor, the second ultrasonic sensor and the third ultrasonic sensor are arranged perpendicular to the water surface and keep a preset safety distance with the water surface, the first laser emitter, the first high-definition camera, the second laser emitter, the second high-definition camera, the third laser emitter and the third high-definition camera are fixedly arranged at preset positions of the steel support respectively, and the preset positions guarantee that the first laser emitter, the second laser emitter and the third laser emitter are fixed on the steel support, When the laser emitted by the third laser emitter contacts the ice surface, the reflected laser can be received by the first high-definition camera, the second high-definition camera and the third high-definition camera.
2. The wave height measuring device for the ice-water mixed environment according to claim 1, wherein the first laser emitter, the second laser emitter, the third laser emitter, the first high-definition camera, the second high-definition camera and the third high-definition camera are fixedly arranged on a steel support above the first ultrasonic sensor, the second ultrasonic sensor and the third ultrasonic sensor, preset included angles exist between the first laser emitter and the first ultrasonic sensor, between the second laser emitter and the second ultrasonic sensor and between the third laser emitter and the third ultrasonic sensor, and each high-definition camera and the corresponding laser emitter thereof are located on the same horizontal line.
3. The wave height measuring device for the ice-water mixed environment according to claim 1 or 2, wherein the first ultrasonic sensor, the second ultrasonic sensor, the first laser emitter, the second laser emitter, the first high-definition camera and the second high-definition camera are placed in front of the ship at a distance which is not less than 0.05 times of the wavelength and not more than 0.45 times of the wavelength, and the third ultrasonic sensor, the third laser emitter and the third high-definition camera are placed behind the ship.
4. The wave height measuring device for the ice-water mixed environment as claimed in claim 3, wherein the distance between the first high-definition camera and the second high-definition camera is one quarter of a wavelength.
5. The wave height measuring device for the ice-water mixed environment as claimed in claim 3, wherein the distance between the second high-definition camera and the bow is at least more than 1 wavelength, and the distance between the third high-definition camera and the stern is more than 1 wavelength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920612531.4U CN209928019U (en) | 2019-04-29 | 2019-04-29 | Wave height measuring device for ice-water mixed environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920612531.4U CN209928019U (en) | 2019-04-29 | 2019-04-29 | Wave height measuring device for ice-water mixed environment |
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| Publication Number | Publication Date |
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| CN209928019U true CN209928019U (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920612531.4U Withdrawn - After Issue CN209928019U (en) | 2019-04-29 | 2019-04-29 | Wave height measuring device for ice-water mixed environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991606A (en) * | 2019-04-29 | 2019-07-09 | 大连理工大学 | A kind of wave height measuring device and method for ice water hybird environment |
-
2019
- 2019-04-29 CN CN201920612531.4U patent/CN209928019U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991606A (en) * | 2019-04-29 | 2019-07-09 | 大连理工大学 | A kind of wave height measuring device and method for ice water hybird environment |
| CN109991606B (en) * | 2019-04-29 | 2024-06-11 | 大连理工大学 | Wave height measuring device and method for ice water mixing environment |
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