KR20110026314A - Wind power system mounted on aerostat - Google Patents

Abstract

PURPOSE: An airship-mounted wind power system is provided to remove the constraint on the installation position of a plant since there is wind resource at a given altitude from the ground. CONSTITUTION: An airship-mounted wind power system comprises a power generating unit, a winch, a cable, an adjusting and safety unit, a measuring unit, a control unit and a system controller. The power generating unit is attached to one side of a floating body. The winch is installed on the ground to fix and maintain the floating body. The cable connects the winch to the power generating unit. The adjusting and safety unit is installed for the control of the floating body and the safety of the floating body and the power generating unit. The measuring unit is installed on the floating body. The control unit is installed for the control of the power generating unit.

Description

Airship mounted wind power generation system {WIND POWER SYSTEM MOUNTED ON AEROSTAT}

The present invention relates to a wind power generation system of a type that can be attached to an airship, specifically, to generate power in the air rich in wind resources, and to transmit power to the ground through a cable, higher efficiency than other wind power generation devices And it relates to an airship-type wind power generation system that can continuously produce clean energy at low cost.

In general, wind power generation is not only fast on the ground, but also does not always blow, so there is a limit to increase the output power generation efficiency is limited, and the year-round power generation is limited. In particular, the forest must be damaged for transportation and installation, and there are many environmental problems such as noise.

On the other hand, at a constant altitude from the ground, because of the influence of the Earth's rotation, the whistle wind is always blown in a certain direction and thus has abundant wind resources. As such, there is an infinite amount of wind energy in the air, and it is possible to obtain more energy to meet the total energy demand and there is little environmental destruction.

The type of wind power generator attached to the airship includes a "flying power generator" or a "air wind power generation system using a tube support body". However, the problem of this technology is that the development process itself is costly and is also mounted inside. Since a plurality of power generation devices are installed, the weight of the airship must be increased to increase the weight of the airship in order to increase the flotation force.

Therefore, in view of the above-described problems, the present invention enables to produce power in the air rich in wind resources, and to transmit power to the ground through the cable to continuously clean energy at high efficiency and low cost compared to other wind power generators Provide airship-mounted wind power generation system that can be produced.

Wind power generation system according to the present invention is a floating body; A power generation device attached to one side of the support body; A winch installed on the ground to fix and maintain the support body; And a cable connecting the winch and the generator.

Wind power generation system according to the present invention is a control or control device for the control of the support and the support and the generator; A measuring device installed on the support; A control device for controlling the power generation device; And a system controller for remotely controlling the flotation body and the power generation device.

The float may be an airship or a device using helium, and forms a plurality of partitions inside the float.

The generator includes a rotating body located in the center; A generator coupled to both sides of the rotating body; A drive shaft connecting the generator and the rotating body; An acceleration unit attached to one side of the generator; And a fixing part to attach the power generator to the lower side of the support body and to receive the generator.

In addition, the generator includes a pair of generators located in the center; A drive shaft connected to the generator; A rotating body coupled to the generator by the drive shaft; An acceleration unit attached to one side of the generator; And a fixing part to attach the power generator to the lower side of the support body and to receive the generator.

The fixing part may be attached to the lower side of the buoy by the ventricle.

The adjustment and safety device includes a gas pressure control unit, a GPS unit, a magnetic port member, a camera, a lightning protection unit, and an antistatic unit, and the adjustment and safety device is installed on a support body to control the horizontal and position of the support body. It can include direction control and attitude control.

The measuring device may include a sensor, an anemometer, a thermometer, an altimeter, and the like, and transmit the state measured by the measuring device to the adjusting and stabilizing device and the system control unit.

The system control unit includes an RF unit and a monitoring unit to remotely control the support body and the generator on the ground.

The control device may include an AVR unit, a hydraulic unit, a PLC, and a distribution panel to control the power generator.

The cable has a structure that can perform a complex function such as maintenance of the support, transmission of power, and transmission of data for controlling the support.

As described above, the airship-mounted wind power generation system according to the present invention enables power generation in the air rich in wind resources, and transmits power to the ground via cables, thus providing high efficiency and low cost compared to other wind power generation devices. Energy can be produced continuously.

In addition, the present invention is a constant wind resources are always at a constant altitude from the ground, so there is no restriction of the power plant installation site, and because the constant blowing of the whistle wind is always used, the power generation efficiency is significantly higher than that of the equivalent tower wind power generator, power productivity In addition, the development cost of the power plant site is low, and the investment cost is reduced, which is a groundbreaking product that enables early return of the investment, which can have both marketability and economic feasibility.

In addition, since the wind turbine generator of the present invention is attached to an airship, it is a portable device and can be easily installed and moved to a necessary place, so that it can be easily installed in commercial medium and large wind farms as well as island areas, remote areas, and mountainous areas. .

BRIEF DESCRIPTION OF THE DRAWINGS The above objects, features and advantages will become more apparent through the following examples in conjunction with the accompanying drawings. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Existing tower-type wind power generators have to be installed in a limited area with abundant airflow, and because of the large land required for the construction of the power plant, installation cost is high, and it is difficult to develop the power plant due to damage of natural resources such as deforestation. This is inherent, and the cost of power plant development and equipment installation is doubled, making the return of investment itself opaque.

Airship-mounted wind power generation system according to the present invention is to solve this, because the constant wind resources always exist when reaching a certain altitude from the ground, there is no restriction of the installation site of the power plant, and the constant blowing wind whilst the power generation efficiency It is much higher than the tower-type wind turbines in its class, which leads to better power productivity, lower development costs of the power plant site, and lower investment costs.

Since the wind power generation system is attached to an airship, it is a mobile device and can be easily installed and moved to a necessary place, and is easy to use in commercial medium and large wind farms as well as island areas, remote areas, and mountainous areas.

The wind power generation system according to the present invention is a wind power generator with improved safety and efficiency designed to install power generation equipment and transmit power to the ground by using precisely calculated airships with high stability.

1 is a conceptual diagram of an airship mounted wind power generation system according to the present invention, Figure 2 is a schematic diagram showing an example of an airship mounted wind power generation system according to an embodiment of the present invention, Figure 3 is an embodiment of the present invention A schematic diagram showing another example of the airship mounted wind power system according to the present invention.

As shown in Figures 1 to 3, the wind power generation system according to the present invention is a floating body (100); A generator 200 attached to one side of the support body 100; A winch (not shown) installed on the ground to fix and maintain the support body 100; And a cable 300 connecting the winch and the generator 200.

As shown in FIG. 2, as an example of a power generator according to an embodiment of the present invention, the power generator 200 includes a rotating body 210 positioned at the center thereof; A generator 220 coupled to both sides of the rotor 210; A drive shaft 240 connecting the generator 220 and the rotor 210; A speed increasing unit 230 attached to one side of the generator 220; And a fixing part 250 attaching the power generator to the lower side of the support body 100 and accommodating the generator 220.

In addition, as another example of the power generator, as shown in FIG. 3, the power generator includes a pair of generators 220 positioned at the center; A drive shaft 240 connected to the generator 220; A rotor 210 coupled to the generator 220 by the drive shaft 240; A speed increasing unit 230 attached to one side of the generator 220; And a fixing part 250 attaching the power generator to the lower side of the support body and accommodating the generator 220.

Here, another example shown in Figure 3 is the position of the generator 220 is located in the center portion and the rotor 210 is disposed in both sides to mount a generator of high capacity (2MW or more), or the type of generator And a structurally acceptable method can be used, and the main function is similar to that shown in FIG.

The rotating body 210 may be made of a blade. It is desirable to design the size of the blade which is the rotating body to an appropriate dimension by measuring the wind speed according to the altitude.

The support body 100 may be an airship or a mechanism using helium, and forms a plurality of partition walls inside the support body to maintain a rising pressure even when some of the breakage, and if the pressure falls below a certain level to maintain the pressure automatically Can be.

The helium-based apparatus is used for various purposes, and is being developed at a very high speed such as the development of commercial and advertising airships and cargo airships. It can be used for various purposes such as ground surveillance and meteorological observation.

Due to such a mechanism, the existing wind power generation shows an efficiency of about 20%, whereas the wind power generation system according to the present invention exhibits superior efficiency than the existing method, and thus is superior to the existing method in generating power generation and obtaining carbon credits. . Low installation cost, high production cost, high power production efficiency, little environmental damage and noise, low transportation, storage, management and operation costs.

In addition, the airship-mounted wind power generation system of the present invention can be used for advertising by attaching a promotional material in parallel with the power production, and can be promoted and tourism resources using a lighting device at night. In addition, it is equipped with various monitoring devices such as camera and radar, and can be used for various purposes such as forest fire monitoring and military weather observation.

In addition, for the design of the power generation device as described above, by varying the material of the generator 220, which is the heaviest weight, to reduce the weight by using a special alloy material, the design life is to enable continuous power generation for 20 years.

In addition, since the generator 220 performance should be economical, it is designed to mount two generators on one blade 210 to produce high-efficiency electricity, the generation efficiency is higher than the existing tower-type power generator, the installation cost is reduced The result is an increase in economic efficiency.

Here, the buoyancy of the flotation body 100 depends on the weight to be mounted, and if the heavy load is mounted, the size of the airship should be increased in order to increase the flotation force, and the increase in the size of the airship means that the cost and production period increase. do.

Accordingly, as described above, the material was sought to be diversified to reduce the weight of the heaviest generator 220 among the components, and the weight problem was significantly reduced by designing to minimize the weight of the entire component, thus reducing the weight. By means of increased flotation, the size of the airship can be reduced, thereby reducing the cost and production time.

Rotating chain blade 210 is a product made of reinforced plastic or carbon fiber (carbon product), made of a hard and light material, and attached to a pair of generators 220 that rotate in opposite directions on both sides of one blade. The speed increase unit 230 was attached to allow sufficient power generation even at a low rotational speed (40 to 50 RPM). In addition, the drive shaft 240 is a structure that connects the rotor 210 with the generator, the fixing of the drive shaft 240 is firmly attached to the fixing portion 250 that is a bearing device to prevent shaking. .

In addition, the cable 300 is preferably made of a structure that can perform a complex function, such as maintenance of the support body 100, transmission of power, and transmission of data for controlling the support body.

In other words, the transmission line connected to the ground used a special cable made of carbon fiber, and a plurality of cables for the airship control were built in the cable to allow the airship altitude adjustment, safety control and monitoring.

In addition, the cable 300 transmits the produced power to the ground, and is connected to the ground monitoring system to adjust the airship on the ground, the cable 300 has a plurality of power transmission function and flight control and monitoring to enable It is a strong and strong cable that contains a combination of cables and a structure that surrounds the outside with carbon fiber, which solves the problem of breakage and disconnection.

By attaching the fixing part 250 to the lower side of the support body 100, the power generator 200 is attached to the support body. This attachment is made by ventricle.

The wind power generation system according to the present invention can be made more efficient by adding more devices. That is, the automatic control system is applied to the automatic position control and the automatic direction control, the antistatic and lightning protection technology is applied, and the monitoring system with the ground control is applied to increase the safety.

Specifically, the wind power generation system according to the present invention includes a control and control device for the control of the support or the safety of the support and the generator; A measuring device installed on the support; A control device for controlling the power generator; And a system controller for remotely controlling the flotation body and the power generation device.

The adjustment and safety device includes a gas pressure control unit, a GPS unit, a magnetic port member, a camera, a lightning protection unit, and an antistatic unit, and the adjustment and safety device is installed on a support body to control the horizontal and position of the support body. It can include direction control and attitude control. Thereby, the floating body can be automatically lowered during abnormal high temperature and typhoon, and the automatic landing can be made to the designated place.

The measuring device may be composed of a sensor, anemometer, thermometer, altimeter, and the like, and transmits the state measured by the measuring device to the adjusting and stabilizing device and the system controller, thereby enabling the above-described control.

The system control unit includes an RF unit and a monitoring unit to remotely control the support body and the generator on the ground.

As shown in FIG. 4 and FIG. 5, the control device is composed of an AVR unit, a hydraulic unit, a PLC, a distribution panel and the like to control the power generation device.

As such, the power generation system including the airship is equipped with a position control system, lightning protection and antistatic technology in preparation for various safety accidents, and an automatic control system is installed to cope with abnormal weather, and a monitoring system can be adjusted from the ground. This was applied.

The purpose of the present invention is to place the product in order to reduce the cost of investment because it is placed on the production of products for efficient wind power, and to increase the economical efficiency to recover the investment cost early, and to attach safety devices of various stages to prevent safety accidents. Even small problems can be solved early.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the inventions. Will be clear to those who have knowledge of.

1 is a conceptual diagram of an airship mounted wind power generation system according to the present invention.

2 is a schematic view showing an example of an airship-mounted wind power generation system according to an embodiment of the present invention.

Figure 3 is a schematic diagram showing another example of the airship-mounted wind power generation system according to an embodiment of the present invention.

4 is a view showing an example of a system diagram in an airship mounted wind power generation system according to an embodiment of the present invention.

5 is a view showing another example of the schematic diagram in the airship mounted wind power generation system according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

100: flotation 200: generator

210: rotating body 220: generator

230: speed increasing unit 240: drive shaft

250: fixing part 300: cable

Claims (11)

Flotation; A power generation device attached to one side of the support body; A winch installed on the ground to fix and maintain the support body; And Cable connecting the winch and the generator Wind power generation system comprising a. The method of claim 1, An adjustment and safety device for controlling the support or for the safety of the support and the generator; A measuring device installed on the support; A control device for controlling the power generation device; And System control unit to remotely control the flotation and the generator Wind power generation system further comprising. The method of claim 1, The support is an airship or a device using helium, A plurality of partitions are formed in the flotation Wind power generation system. The method of claim 1, The power generator, A rotating body located in the center; A generator coupled to both sides of the rotating body; A drive shaft connecting the generator and the rotating body; An acceleration unit attached to one side of the generator; And Attaching the power generator to the lower side of the support and includes a fixing portion for receiving the generator Wind power generation system. The method of claim 1, The power generator, A pair of generators located centrally; A drive shaft connected to the generator; A rotating body coupled to the generator by the drive shaft; An acceleration unit attached to one side of the generator; And Attaching the power generator to the lower side of the support and includes a fixing portion for receiving the generator Wind power generation system. The method according to claim 4 or 5, The fixing part is attached to the lower side of the buoy by the ventricle ring Wind power generation system. The method of claim 2, The adjustment and safety device includes a gas pressure control unit, GPS unit, self-resistance member, camera, lightning protection unit, and anti-static unit, The adjustment and safety device is installed in the support body to perform the direction control and attitude control including the horizontal and position control of the support body Wind power generation system. The method of claim 2, The measuring device includes a sensor, an anemometer, a thermometer, and an altimeter, and transmits the state measured by the measuring device to the adjusting and stabilizing device and the system control unit. Wind power generation system. The method of claim 2, The system control unit includes an RF unit and a monitoring unit to remotely control the support body and the generator on the ground. Wind power generation system. The method of claim 2, The control device includes an AVR unit, a hydraulic unit, a PLC, and a distribution panel to control the power generation device. Wind power generation system. The method of claim 1, The cable has a structure that can perform a complex function such as maintenance of the support, transmission of power, and transmission of data for control of the support. Wind power generation system.

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