Dam break type simulation breaking wave experiment device

An experimental device and breaking wave technology, applied in measuring devices, fluid dynamics tests, instruments, etc., can solve problems affecting the safe operation of floating nuclear power plants and threats to staff safety, and achieve simple structure, low price, and simple device design Effect

Pending Publication Date: 2021-03-16
HARBIN ENG UNIV
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  • Abstract
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Problems solved by technology

Therefore, if the research, design and manufacture of floating nuclear power plants and nuclear-powered aircraft carriers do not have a deep understanding of the problems that may arise in this process and take correspo...

Method used

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  • Dam break type simulation breaking wave experiment device
  • Dam break type simulation breaking wave experiment device
  • Dam break type simulation breaking wave experiment device

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Embodiment Construction

[0016] The present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.

[0017] The invention provides an experimental device that can generate dam breaking waves, can flexibly control the speed of the drawing plate and the lighting position, and can realize the precise measurement of the attack pressure and the flow field. The advanced visualization technology is applied to this device, mainly to provide good conditions for the injection of laser light and the shooting of high-speed cameras. The generation of the dam breaking wave is realized by driving the control module to control the pulley block module to quickly pump the plate, so that the water in the high water level area of ​​the experimental water tank quickly pours into the low water level area. Through the combination of the frequency converter and the motor, the frequency converter is continuously adjusted to control the speed of the motor to ch...

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Abstract

The invention provides a dam break type simulation breaking wave experiment device. The dam break type simulation breaking wave experiment device comprises an experiment table module, a drive controlmodule, a pulley block module, a circulation experiment working medium module, an experiment water tank module and a PIV module. The experiment body is formed by matching a gate and an organic glass experiment water tank and is a three-dimensional dam break experiment water tank, distilled water is added into the organic glass experiment water tank to control the left liquid level and the right liquid level, and then wave break simulation is achieved through a rapid drawing plate. The experiment body is made of organic glass, the experiment body similar to rigidity is provided, the high transparency of the internal liquid level can be researched, and conditions are provided for shooting of a high-speed camera. Due to a flexible bottom lighting mode, experimental errors generated by refraction of laser penetrating through a gas-liquid interface are effectively reduced; the experimental device is made of angle steel materials, is stable in structural characteristic and simple in structure, and can provide a stable working environment. The device can be used for experimental research of ships and warships and the like impacted by waves; the device is simple in design, easy to processand low in price.

Description

technical field [0001] The invention provides a dam-breaking simulated breaking wave experimental device, which can realize the precise control of the pumping speed and the adjustable PIV bottom lighting, mainly involving the fields of fluid mechanics, device design, ship safety analysis and the like. Background technique [0002] Due to external and internal forces such as sea wind, celestial gravity, and uneven distribution of seawater density, the sea surface is very easy to form waves. As the waves move to the offshore, the gradual rise of the continental shelf forces the lower seawater to move upward, resulting in the phenomenon of rising waves. . In addition, due to the resistance of the lower seawater by the continental shelf, the movement speed of the upper seawater is significantly faster than that of the lower seawater. Under the action of inertia, the highest part of the wave falls forward and breaks. Floating nuclear power plants, nuclear-powered ships and nucle...

Claims

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Application Information

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IPC IPC(8): G01M10/00
CPCG01M10/00
Inventor 韩蕊王爽周鹏谭思超廖康平郭春雨
Owner HARBIN ENG UNIV
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