CN204113544U - The Wind-driven rotating system of continuously-running - Google Patents

Abstract

The utility model discloses a continuously operating wind-force rotating system, which is composed of a motor, a fan device, a power conversion and measurement and control module, a storage battery, electrical equipment and the like. The motor can work in two modes of generator and motor to ensure that the rotating part of the fan device connected to the motor and the electrical equipment on it can run continuously under various wind conditions. By adjusting the blade angle of the fan device to ensure Under various wind conditions, the fan device can maximize the use of wind energy and reduce losses. At the same time, combined with motor speed regulation and other methods, it can achieve constant speed of electrical equipment under various wind conditions. The system has simple structure and high fan efficiency. advantage.

Description

Wind Rotation System for Continuous Operation

technical field

The utility model relates to a wind power rotating system capable of continuous operation, which belongs to the field of wind power generation and the field of special motors. the

Background technique

Some outdoor small electrical equipment, such as small radar, bird repellent device, decorative lamps, etc., need to be driven by the motor at a constant speed to ensure that it performs continuous and near-uniform rotational motion. Because it is outdoors, in order to make full use of wind energy and To reduce mechanical equipment, electrical equipment and wind power rotating power generation equipment can be designed as a whole, and installed on the rotating part of the fan device, but the rotating system usually has the problems of running with wind, stopping without wind, fast speed when the wind is strong, and speed when the wind is small Phenomena such as slowness and slowness lead to the inability of the generator to run continuously and unstable power generation, while the electrical equipment generally does not allow the phenomenon of fast and slow speed, or even stalling. At present, there is a way to solve this problem by combining a generator and an electric motor. The two are connected coaxially, or are connected by a clutch. The mechanism is complicated, the cost is high, and the volume is large. Therefore, the motor can be designed to work in both generator and motor modes, and can be automatically adjusted or switched according to control requirements or wind conditions to ensure continuous and stable operation of the rotating system. the

Contents of the invention

In order to overcome the deficiencies of the prior art, the utility model provides a wind power rotating system that can operate continuously, which can ensure the continuous operation of the motor, the constant speed of the electrical equipment installed in the rotating part, simplify the structure of the whole machine, reduce the cost and volume, and maximize the Maximize the use of wind energy. the

The technical scheme adopted by the utility model to solve its technical problems is: the wind power rotating system that can operate continuously is composed of a motor (1), a fan device (2), a power conversion and measurement and control module (3), a storage battery (4), and electrical equipment (5) Composition. The rotating part of the fan device (2) is equipped with outdoor small electrical equipment (5) to realize the synchronous rotation of the two. The rotating part of the fan device (2) is connected with the motor (1), and the motor (1) can work on the generator and The electric motor has two modes, and is connected to the storage battery (4) through the power conversion and measurement and control module (3), and the electric equipment (5) is powered by the power conversion and measurement and control module (3). the

When the wind power is sufficient, the motor (1) works in the generator state, and the electric energy generated is sent to the electric equipment (5) through the power conversion and measurement and control module (3), and the excess electric energy is stored in the battery (4), and the battery (4) ) is in the charging state; when the wind is too small or there is no wind, the motor (1) works in the motor state, the battery (4) is in the discharge state, and the energy stored in the battery (4) is converted by the power supply and a part of the measurement and control module (3) is used The electrical equipment (5) supplies power, and at the same time part of it is sent to the motor (1), and the driving motor (1) drives the fan device (2) to rotate, thereby ensuring that the fan device (2) and the electrical device (5) are stable under various wind conditions. Can maintain rotational motion. the

The angle of the blades of the fan device (2) is adjustable, and it is automatically adjusted to the optimum angle according to control requirements or wind conditions during power generation operation to ensure the power generation effect; during electric operation, the angle is adjusted to minimize wind resistance and energy consumption. the

In the case of power generation or electric operation, the power conversion and measurement and control module (3) can control the operating speed of the fan device (2) by adjusting the blade angle or motor speed regulation, etc. A certain running speed is maintained to realize the continuous and near-uniform rotational motion of the electrical equipment (5). the

Compared with the prior art, the utility model has the following advantages: the motor in the fan device can work in two modes of generator and motor, which can ensure continuous operation of the motor, constant speed of electrical equipment, simplify the structure of the whole machine, reduce costs and Volume, maximize the use of wind energy. the

Description of drawings

Fig. 1 is a schematic structural diagram of a wind power rotation system capable of continuous operation. the

Fig. 2 is a schematic diagram of blade angles in power generation state. the

Fig. 3 is a schematic diagram of blade angles in a motorized state. the

In the figure: 1—motor, 2—fan device, 3—power conversion and measurement and control module, 4—battery, 5—electrical equipment

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail:

In some applications, such as small radars, decorative lamps, etc., the electrical device (5) is the radar and the lamp itself; in some applications, such as a bird repelling device, the electrical device (5) may be an ultrasonic transducer or an LED. The strong light may also be directly coated with a specular reflective coating on the blades of the blower device (2), so that the electric equipment (5) is not needed, but no matter whether the electric equipment (5) is adopted, the blower device (2) must be guaranteed ) for continuous and near-uniform rotational motion. Therefore, the following specific implementation methods are adopted.

As shown in Fig. 1, the continuously operating wind-driven rotating system is composed of a motor (1), a fan device (2), a power conversion and measurement and control module (3), a battery (4), and electrical equipment (5). The rotating part of the blower device (2) is connected with the rotating part of the motor (1), the motor (1) can work in two modes of generator and motor, and is connected with the storage battery (4) through the power conversion and measurement and control module (3). When the wind power is sufficient, the motor (1) works in the generator state, and the electric energy generated is sent to the electric equipment (5) through the power conversion and measurement and control module (3), and the excess electric energy is stored in the battery (4), and the battery (4) ) is in the charging state; when the wind is too small or there is no wind, the motor (1) works in the motor state, the battery (4) is in the discharge state, and the energy stored in the battery (4) is converted by the power supply and a part of the measurement and control module (3) is used The electrical equipment (5) supplies power, while a part is sent to the motor (1), and the motor (1) drives the fan device (2) to rotate, thereby ensuring that the fan device (2) can keep rotating under various wind conditions. The storage battery (4) can also be replaced by the public grid, that is, the excess electric energy generated when the system works in the generator state can be sent to the grid, and it can be powered from the public grid when it works in the motor state. the

The blade angle of the fan device (2) can be automatically adjusted by the power conversion and measurement and control module (3). During power generation operation, as shown in Figure 2, according to the control requirements or wind conditions, under the action of the power conversion and measurement and control module (3) , the blades are automatically adjusted to the wind-eating angle to make full use of wind energy and ensure the power generation effect; during electric operation, as shown in Figure 3, under the action of the power conversion and measurement and control module (3), the blade angle is leveled to minimize wind resistance , reduce energy consumption. In the case of power generation or electric operation, the power conversion and measurement and control module (3) can control the operating speed of the fan device (2) by adjusting the blade angle or motor speed regulation, etc. A certain running speed is maintained to realize the continuous and near-uniform rotational motion of the electrical equipment (5). the

The above descriptions are only preferred implementation examples of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models. the

Claims (4)

1. A wind-driven rotating system capable of continuous operation, including a motor (1), a fan device (2), a power conversion and measurement and control module (3), a battery (4), and electrical equipment (5), characterized in that: the fan device ( 2) The rotating part is connected to the motor (1), the motor (1) can work in two modes of generator and motor, and is connected to the battery (4) through power conversion and measurement and control module (3), and the electrical equipment (5) Power is supplied through the power conversion and measurement and control module (3). 2. The wind power rotating system capable of continuous operation according to claim 1, characterized in that: when the wind force is sufficient, the motor (1) works in the generator state, and the electric energy generated is sent to the The excess part of the electric equipment (5) is stored by the battery (4); when the wind is too small or there is no wind, the motor (1) works in the motor state, and the energy stored in the battery (4) is transformed by the power supply and the measurement and control module (3) Directly supply power to the electrical equipment (5), and at the same time send it to the motor (1), and drive the motor (1) to drive the fan device (2) to rotate, thereby ensuring that the fan can keep rotating under various wind conditions. 3. The wind power rotation system capable of continuous operation according to claim 1, characterized in that: the angle of the blades of the fan device (2) is adjustable, and it is automatically adjusted to a suitable angle according to control requirements or wind conditions during power generation operation; then adjust the angle. 4. The wind power rotation system capable of continuous operation according to claim 1, characterized in that: in the case of power generation or electric operation, the power conversion and measurement and control module (3) can control the fan by adjusting the blade angle or motor speed regulation respectively The operating speed of the device (2), and maintain a certain operating speed in the case of wind fluctuations or no wind according to the requirements of use.