CN208344518U

CN208344518U - Rotation cylinder wind sail device based on Magnus Effect

Info

Publication number: CN208344518U
Application number: CN201820815154.XU
Authority: CN
Inventors: 刘子健; 李艳; 梅宁; 袁瀚; 张继
Original assignee: Ocean University of China
Current assignee: Ocean University of China
Priority date: 2018-05-29
Filing date: 2018-05-29
Publication date: 2019-01-08
Anticipated expiration: 2028-05-29

Abstract

The utility model discloses a cyclone sail device based on the Magnus effect, comprising a cyclone sail, a motor, a GPS sensing system and a central control device. Both ends are respectively provided with an upper end cover and a lower base, the main shaft is fixedly connected with the lower base, and the lower base is hingedly connected with the deck to realize the rotation of the cyclone sail; The depth of the groove does not exceed 1/2 of the radius of the air duct, and the spiral groove is a single-spiral rectangular channel. The wind can enter the air duct through the groove to assist the rotation of the air duct to improve the flow field generated by its rotation. The uniformity of distribution, through the ingenious design of the spiral channel, the Magnus force when it rotates in the flow field is greater, the wind energy conversion rate is higher, and the spiral channel also has the effect of eliminating eddy, reducing Wake vortex and vibration, improve practical application effect.

Description

Rotation cylinder wind sail device based on Magnus Effect

Technical field

The utility model relates to ship wind energy auxiliary propulsion fields, and in particular to and it is a kind of to utilize Magnus principle, by wind The spiral channel rotation cylinder wind sail device of kinetic energy can be converted into.

Background technique

With the development of modern shipping technology, foreign-going ship and inland navigation craft growth momentum are swift and violent, especially in the world and Under regional trade fast development background, Shipping is still the important channel of bulk supply tariff transport.Only for China, the Bohai Sea, The waterway transportations artery such as the East Sea, South Sea coastal shipping and Beijing-Hangzhou Grand Canal, the Changjiang river is supporting the whole nation and worldwide goods The circulation of object, personnel etc. are indispensable Transportation Models of bringing about a prosperous economy.But the prosperity of modern shipping is also brought unprecedented Pollution.And wind energy is returned as a kind of clean energy resource again in the visual field of people.

When the rotational angular velocity vector of a rotating object is not overlapped with object flight velocity vector, fast with rotation angle The plane of degree vector sum translational velocity vector composition will generate a cross force on perpendicular direction.In the work of this cross force The phenomenon that being deflected with lower object flight path referred to as Magnus effect, the Wind cylinder structure designed using Magnus effect Simply, easy-to-use installation and operation can effectively convert wind energy into the kinetic energy of ship advance.Although Magnus Effect It was found that it is more than 100 years existing, but for application of the Magnus Effect in terms of Ship Propeling it is the research of nearly more than ten years, There is also certain defect and drawbacks in terms of specific practical application.

The ship Magnus air duct applied on the market at present is mainly based on cylinder, wind energy utilization It is limited, and tail portion is easy to produce trailing vortex, and cylinder is made to generate the vibration of certain amplitude, practical application effect is poor.

Utility model content

The utility model in view of the above defects of the prior art, provides a kind of rotation cylinder based on Magnus Effect Wind sail device assists the rotation of air duct, to provide more wind energies, the horse that generates under same operating condition by design spiral channel Ge Nusili is also bigger, wind energy utilization is higher.

The utility model, which is that the following technical solution is employed, to be realized: a kind of rotation cylinder sail dress based on Magnus Effect It sets, including installing rotation cylinder sail, motor, GPS sensor-based system and control device above deck, rotation cylinder sail passes through transmission mechanism It is connected to the motor, GPS sensor-based system and motor are connected with control device；

The rotation cylinder sail includes air duct and its main shaft, and the air duct is cylindrical structure, and the upper and lower ends of air duct are distinguished It is provided with to steady air flow, reduces the upper end cover and lower bottom base of air duct leeward barometric gradient, and upper end cover and lower bottom base Diameter is greater than the diameter of air duct；The main shaft is fixedly connected with lower bottom base, and lower bottom base and deck are articulated and connected, and realizes rotation cylinder sail Rotation；The outer surface of air duct is provided with spiral channel along its length, and the groove depth of spiral channel is no more than air duct radius 1/2, the circle number of spiral channel is 4-8 circle, and the spiral channel is single-screw rectangular duct, passes through the structure to rotation cylinder sail Design is improved, compared with traditional round tubular wind sail device, when by beam wind, the magnus force of rotation cylinder sail generation For one along axial gradient force, center of effort is moved down, and making ship, stress is more stable in the process of moving.

It further, further include being arranged on ship to the wind speed wind direction sensor for detecting wind speed and direction, the wind speed Wind transducer is connected with control device.

Further, the control device includes MCU control unit and coupled control panel, MCU control unit Using MCS51 single-chip microcontroller.

Further, the rotation cylinder sail uses steel material.

Compared with prior art, it the advantages of the utility model and has the active effect that

The utility model proposes spiral channel revolve cylinder wind sail device, wind can enter cylinder by conduit, assist air duct Rotation makes it in flow field to improve the uniformity of the Flow Field Distribution generated after its rotation by the ingehious design of spiral channel The magnus force being subject to when rotation is bigger, and wind energy transformation rate is higher, and its spiral channel also has the function of the whirlpool that disappears, and reduces tail Whirlpool and vibration improve practical application effect.

Detailed description of the invention

Fig. 1 is that spiral channel described in the utility model embodiment revolves installation site signal of the cylinder wind sail device on ship Figure；

Fig. 2 is the structural schematic diagram that spiral channel described in the utility model embodiment revolves cylinder wind sail device.

Specific embodiment

In order to which the above objects, features, and advantages of the utility model are more clearly understood, with reference to the accompanying drawing and Embodiment is described further the utility model.It should be noted that in the absence of conflict, embodiments herein and Feature in embodiment can be combined with each other.

Embodiment, a kind of rotation cylinder wind sail device based on Magnus Effect, as shown in Figure 1, including installing above deck Rotation cylinder sail 1, motor 3, GPS sensor-based system and control device, rotation cylinder sail 1 is connected by transmission mechanism 2 with motor 3, GPS Sensor-based system and motor are connected with control device；With reference to Fig. 2, the rotation cylinder sail 1 is made of steel material, including air duct 15 and its main shaft 13, the air duct 15 is cylindrical structure, and the upper and lower ends of air duct are respectively arranged with to steady air flow, reduce The upper end cover 12 and lower bottom base 14 of air duct leeward barometric gradient, and the diameter of upper end cover 12 and lower bottom base 14 is greater than air duct 15 Diameter；The main shaft 13 is fixedly connected with lower bottom base 14, and lower bottom base 14 and deck are articulated and connected, and realizes the rotation of rotation cylinder sail； The outer surface of air duct 15 is provided with spiral channel 11 along its length, and the groove depth of spiral channel 11 is no more than 15 radius of air duct 1/2, preferably the 1/3 of air duct radius, while guaranteeing whole Wind cylinder structure intensity, improve when it is rotated in flow field by Magnus force, the circle number of spiral channel 11 is 4-8 circle, and the present embodiment preferably 5 encloses, and the spiral channel 11 is single-screw Rectangular duct improves design by the structure to rotation cylinder sail 1, compared with traditional round tubular wind sail device, by cross When aweather, the magnus force that rotation cylinder sail generates is one along axial gradient force, and center of effort moves down, and is travelling ship Stress is more stable in the process.

In addition, being additionally provided with the wind speed wind direction sensor to detect wind speed and direction on ship, the wind speed and direction is passed Sensor is connected with control device, and the control device includes MCU control unit and coupled control panel, and MCU control is single Member uses MCS51 single-chip microcontroller, such as 8051, and the new Hewlett-Packard's science and technology in Wuhan, which can be used, in wind speed wind direction sensor described in the present embodiment has The PH series anemoclinograph of limit company production has and shows, certainly for measuring instantaneous wind speed wind direction and average wind speed and direction The functions such as dynamic, real-time clock, overload alarm and data communication, the real-time Data Transmission that wind speed wind direction sensor will test to middle control Device controls motor rotation according to ship course and wind speed by control device, and then controls the state of rotation cylinder sail, realization pair The auxiliary propulsion of ship.

Described in this programme revolve cylinder wind sail device working principle it is as follows: ship in the process of moving, when by beam wind, wind It acts on the spiral channel of cylinder, generates the torsion for rotating air duct, while motor is installed in air duct lower end, motor can assist Air duct rotation, can generate a forward magnus force at this time, and auxiliary ship station advances；Motor can be under control device effect It detects to obtain the data such as wind direction, wind speed according to the wind speed and direction sensor installed on ship, to control revolving speed and the side of air duct To, thus reach auxiliary ship station propulsion, reduce the effect of fuel consumption.

The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent The equivalent embodiment of variation is applied to other fields, but all without departing from the content of the technical scheme of the utility model, according to this reality With novel technical spirit any simple modification, equivalent variations and remodeling to the above embodiments, it is practical new to still fall within this The protection scope of type technical solution.

Claims

1. The cyclone sail device based on the Magnus effect, including the cyclone sail installed on the deck, the motor, the GPS sensing system and the central control device, the cyclone sail is connected with the motor through the transmission mechanism, the GPS sensing system and the The motors are all connected to the central control device, and are characterized by:

The cyclone sail includes an air duct and its main shaft, the air duct is a cylindrical structure, and the upper and lower ends of the air duct are respectively provided with an upper end cover and a lower base for stabilizing the airflow and reducing the pressure gradient on the leeward surface of the air duct, and The diameter of the upper end cover and the lower base is larger than the diameter of the air duct; the main shaft is fixedly connected with the lower base, the lower base is hingedly connected with the deck, the outer surface of the air duct is provided with a spiral groove along its length direction, and the groove depth of the spiral groove is No more than 1/2 of the radius of the air duct, the number of turns of the spiral channel is 4-8, and the spiral channel is a single-spiral rectangular channel.

2. The cyclone sail device based on the Magnus effect according to claim 1, characterized in that: it also comprises a wind speed and direction sensor arranged on the ship to detect wind speed and direction, and the wind speed and direction sensor and the central control device connected.

3 . The cyclone sail device based on the Magnus effect according to claim 2 , wherein the central control device comprises an MCU control unit and a control panel connected thereto, and the MCU control unit adopts an MCS51 single-chip microcomputer. 4 .

4 . The cyclone sail device based on the Magnus effect according to claim 3 , wherein the cyclone sail is made of steel material. 5 .