CN216774302U - Cluster type wind power plant intelligent power supply system - Google Patents
Cluster type wind power plant intelligent power supply system Download PDFInfo
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- CN216774302U CN216774302U CN202123199504.5U CN202123199504U CN216774302U CN 216774302 U CN216774302 U CN 216774302U CN 202123199504 U CN202123199504 U CN 202123199504U CN 216774302 U CN216774302 U CN 216774302U
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Abstract
The utility model discloses an intelligent power supply system for a cluster wind power plant, which relates to the field of cluster wind power plants and comprises an electric energy acquisition module, an intelligent judgment module, a signal sending module, a circuit breaker module and an electric energy output net rack which are sequentially connected; the wind power generation device is connected with the breaker module, wherein: the electric energy acquisition module is used for acquiring electric energy information of electric energy output by the wind power generation device; the intelligent judgment module is used for acquiring the quality state of the electric energy output by the wind power generation device according to the electric energy information by taking a preset evaluation standard of the electric energy quality as a basis; and the signal sending module is used for generating a control signal for controlling the on-off of the circuit breaker in the circuit breaker module according to the quality state of the electric energy output by the wind power generation device and sending the control signal to the circuit breaker so as to control the circulation state of the electric energy output by the wind power generation device in the electric energy output net rack, and the problems of poor quality and instability of the traditional cluster type wind power plant power generation are solved.
Description
Technical Field
The utility model relates to the field of clustered wind power plants, in particular to an intelligent power supply system for a clustered wind power plant.
Background
The cluster type wind power plant integrates a plurality of wind power generation devices together, commonly undertakes the power generation task, provides a power plant of clean energy for a power system, has the advantages of small pollution, high power, low cost and the like, and becomes an important trend for future power generation development in China. However, wind power has certain instability, and when the wind speed is high, the power is high, and when the wind speed is low, the power is low, when the wind speed is too low, the conditions of insufficient output power, unqualified frequency and voltage level can be caused, and when the wind speed is too high, the conditions of transient overvoltage and frequency improvement can occur, so that the power quality is seriously insufficient. Therefore, the quality of wind power is only high under the condition of reasonable wind speed, the traditional cluster wind power plant cannot distinguish high-quality wind power, and only the wind power generated by all wind power generation devices can be completely output, so that the power generation quality of the cluster wind power plant is reduced, and inconvenience is brought to the use of a user.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the traditional clustered wind power plant cannot distinguish high-quality wind power and only can output all the wind power generated by all the wind power generation devices, so that the quality of the power generation of the clustered wind power plant is poor and unstable, the utility model provides an intelligent power supply system of the clustered wind power plant, wherein the clustered wind power plant comprises at least one wind power generation device, and the system comprises an electric energy acquisition module, an intelligent judgment module, a signal sending module, a circuit breaker module and an electric energy output net rack which are sequentially connected; the wind power generation device is connected with the breaker module, wherein:
the electric energy acquisition module is used for acquiring electric energy information of electric energy output by the wind power generation device;
the intelligent judgment module is used for acquiring the quality state of the electric energy output by the wind power generation device according to the electric energy information by taking a preset evaluation standard of the electric energy quality as a basis;
and the signal sending module is used for generating a control signal for controlling the on-off of the circuit breaker in the circuit breaker module according to the quality state of the electric energy output by the wind power generation device and sending the control signal to the circuit breaker so as to control the circulation state of the electric energy output by the wind power generation device in the electric energy output net rack.
Further, the system also comprises an energy storage module connected with the breaker module;
the circuit breaker module includes: a first circuit breaker, a second circuit breaker and a third circuit breaker; the second circuit breaker and the third circuit breaker are both connected to the first circuit breaker; the first circuit breaker is connected with the wind power generation device; the second circuit breaker is connected with the electric energy output net rack; the third circuit breaker is connected with the energy storage module; the signal sending module is connected to the first circuit breaker, the second circuit breaker and the third circuit breaker simultaneously.
Further, the quality state of the electric energy in the intelligent judgment module comprises: unqualified, qualified and excellent;
the signal emitting module includes:
the first signal module is used for generating control signals for controlling the first circuit breaker, the second circuit breaker and the third circuit breaker to be disconnected when the quality state of the electric energy output by the wind power generation device is unqualified, and sending the control signals to the corresponding circuit breakers so as to interrupt the connection of the wind power generation device with the electric energy output net rack and the energy storage module;
the second signal module is used for generating control signals for controlling the first breaker, the third breaker and the second breaker to be closed and to be disconnected when the quality state of the electric energy output by the wind power generation device is qualified, and sending the control signals to the corresponding breakers so as to conduct a connecting channel between the wind power generation device and the energy storage module to store energy;
and the third signal module is used for generating control signals for controlling the first breaker, the second breaker to be closed and the third breaker to be opened when the quality state of the electric energy output by the wind power generation device is excellent, and sending the control signals to the corresponding breakers so as to output the electric energy through the electric energy output net rack.
Further, the electric energy information of the electric energy output by the wind power generation device in the electric energy collection module comprises: voltage, frequency and waveform information of the electrical energy.
Further, the electric energy acquisition module is installed on the wind power generation device.
Compared with the prior art, the utility model at least has the following beneficial effects:
(1) the signal sending module generates a control signal for controlling the on-off of the circuit breaker in the circuit breaker module according to the quality state of the electric energy output by the wind power generation device and sends the control signal to the circuit breaker so as to control the circulation state of the electric energy output by the wind power generation device in the electric energy output grid frame, and the problem that the traditional cluster wind power plant cannot distinguish high-quality wind power and only can output all the wind power generated by all the wind power generation devices, so that the quality of the electricity generated by the cluster wind power plant is poor and unstable is solved;
(2) according to the utility model, the quality state of the electric energy output by the wind power generation device is obtained through the intelligent judgment module, and when the quality state is unqualified, the first signal module generates control signals to control the first circuit breaker, the second circuit breaker and the third circuit breaker to be disconnected, so that the connection of the wind power generation device with the electric energy output net rack and the energy storage module is interrupted, and the influence of inferior electric energy on the electric energy output by the cluster wind power plant is avoided;
(3) when the quality state of the output electric energy is qualified, the second signal module generates a control signal to control the first circuit breaker, the third circuit breaker to be closed and the second circuit breaker to be opened, so that a connecting channel of the wind power generation device and the energy storage module is conducted to store energy, the quality of the generated energy of the cluster type wind power place can be improved after the energy is stored, and the generated energy can be used as standby output electric energy;
(4) when the quality state of the output electric energy is high, the third signal module generates a control signal to control the first circuit breaker, the second circuit breaker to be closed and the third circuit breaker to be opened so as to output the electric energy through the electric energy output net rack, so that the quality of the output electric energy of all wind power generation devices is ensured, and the problems of poor quality and instability of the power generation of the traditional cluster wind power plant are solved;
(5) the system obviously improves the power generation quality of the cluster wind power station, improves the utilization rate of wind power after energy storage, and saves wind power energy.
Drawings
FIG. 1 is a system block diagram of an intelligent power supply system for a clustered wind farm;
fig. 2 is a system structure diagram of an intelligent power supply system of a cluster wind farm.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Example one
In order to solve the problem that the traditional clustered wind power plant cannot distinguish high-quality wind power and only can output all the wind power generated by all the wind power generation devices, so that the quality of the power generation of the clustered wind power plant is poor and unstable, as shown in fig. 1 and 2, the utility model provides an intelligent power supply system of the clustered wind power plant, wherein the clustered wind power plant comprises at least one wind power generation device, and the system comprises an electric energy acquisition module, an intelligent judgment module, a signal sending module, a breaker module and an electric energy output net rack which are sequentially connected; the wind power generation device is connected with the breaker module, wherein:
the electric energy acquisition module is used for acquiring electric energy information of electric energy output by the wind power generation device;
the intelligent judgment module is used for acquiring the quality state of the electric energy output by the wind power generation device according to the electric energy information by taking a preset evaluation standard of the electric energy quality as a basis;
and the signal sending module is used for generating a control signal for controlling the on-off of the circuit breaker in the circuit breaker module according to the quality state of the electric energy output by the wind power generation device and sending the control signal to the circuit breaker so as to control the circulation state of the electric energy output by the wind power generation device in the electric energy output net rack.
The signal sending module generates a control signal for controlling the on-off of the circuit breaker in the circuit breaker module according to the quality state of the electric energy output by the wind power generation device and sends the control signal to the circuit breaker so as to control the circulation state of the electric energy output by the wind power generation device in the electric energy output grid frame.
The system also includes an energy storage module connected to the circuit breaker module;
the circuit breaker module includes: a first circuit breaker, a second circuit breaker and a third circuit breaker; the second circuit breaker and the third circuit breaker are both connected to the first circuit breaker; the first circuit breaker is connected with the wind power generation device; the second circuit breaker is connected with the electric energy output net rack; the third circuit breaker is connected with the energy storage module; the signal sending module is connected to the first circuit breaker, the second circuit breaker and the third circuit breaker simultaneously.
The quality state of the electric energy in the intelligent judgment module comprises the following steps: unqualified, qualified and excellent;
the signal emitting module includes:
the first signal module is used for generating control signals for controlling the first circuit breaker, the second circuit breaker and the third circuit breaker to be disconnected when the quality state of the electric energy output by the wind power generation device is unqualified, and sending the control signals to the corresponding circuit breakers so as to interrupt the connection of the wind power generation device with the electric energy output net rack and the energy storage module;
according to the utility model, the quality state of the electric energy output by the wind power generation device is obtained through the intelligent judgment module, and the control signal is generated through the first signal module when the quality state is unqualified so as to control the disconnection of the first circuit breaker, the second circuit breaker and the third circuit breaker, so that the connection of the wind power generation device with the electric energy output net rack and the energy storage module is interrupted, and the influence of poor electric energy on the electric energy output by the cluster wind power plant is avoided.
The second signal module is used for generating control signals for controlling the first breaker, the third breaker and the second breaker to be closed and to be disconnected when the quality state of the electric energy output by the wind power generation device is qualified, and sending the control signals to the corresponding breakers so as to conduct a connecting channel between the wind power generation device and the energy storage module to store energy;
when the quality state of the output electric energy is qualified, the second signal module generates a control signal to control the first circuit breaker, the third circuit breaker to be closed and the second circuit breaker to be opened, so that a connecting channel of the wind power generation device and the energy storage module is conducted to store energy, the quality of the generated energy of the cluster type wind power place can be improved after the energy is stored, and the output electric energy can be used as standby output electric energy.
And the third signal module is used for generating control signals for controlling the first breaker, the second breaker to be closed and the third breaker to be opened when the quality state of the electric energy output by the wind power generation device is excellent, and sending the control signals to the corresponding breakers so as to output the electric energy through the electric energy output net rack.
When the quality state of the output electric energy is high, the third signal module generates the control signal to control the first circuit breaker, the second circuit breaker to be closed and the third circuit breaker to be opened so as to output the electric energy through the electric energy output net rack, so that the quality of the output electric energy of all the wind power generation devices is ensured, and the problems of poor quality and instability of the power generation of the traditional cluster wind power plant are solved.
As shown in fig. 1, in the present embodiment, a clustered wind farm including 4 wind power generation devices is taken as an example for structural display, and a first wind power generation device (a wind turbine 1) is correspondingly provided with: the intelligent energy storage system comprises an electric energy acquisition module 1, an intelligent judgment module 1, a signal sending module 1, a breaker module 1 (a first breaker QF11, a second breaker QF12, a third breaker QF13) and an energy storage module 1;
the second wind power generation device (fan 2) is correspondingly provided with: the intelligent power supply comprises an electric energy acquisition module 2, an intelligent judgment module 2, a signal sending module 2 and a circuit breaker module 2 (a first circuit breaker QF21, a second circuit breaker QF22 and a third circuit breaker QF 23);
the third wind power generation device (fan 3) is correspondingly provided with: the intelligent energy storage system comprises an electric energy acquisition module 3, an intelligent judgment module 3, a signal sending module 3, a breaker module 3 (a first breaker QF31, a second breaker QF32, a third breaker QF33) and an energy storage module 3;
the fourth wind power generation device (fan 4) is correspondingly provided with: the intelligent monitoring system comprises an electric energy acquisition module 4, an intelligent judgment module 4, a signal sending module 4 and a circuit breaker module 4 (a first circuit breaker QF41, a second circuit breaker QF42 and a third circuit breaker QF 43);
it should be noted that, an energy storage module can supply a plurality of wind power generation devices to store energy simultaneously, in this embodiment, energy storage module 1 supplies fan 1 and fan 2 to store energy simultaneously, and energy storage module 3 supplies fan 3 and fan 4 to store energy simultaneously.
Electric energy information of wind power generation set output electric energy in the electric energy collection module includes: voltage, frequency and waveform information of the electrical energy.
The electric energy acquisition module is installed on the wind power generation device.
The system obviously improves the power generation quality of the cluster wind power station, improves the utilization rate of wind power after energy storage, and saves wind power energy.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Claims (5)
1. The intelligent power supply system for the cluster wind power plant is characterized in that the cluster wind power plant comprises at least one wind power generation device, and the system comprises an electric energy acquisition module, an intelligent judgment module, a signal sending module, a circuit breaker module and an electric energy output net rack which are sequentially connected; the wind power generation device is connected with the breaker module, wherein:
the electric energy acquisition module is used for acquiring electric energy information of electric energy output by the wind power generation device;
the intelligent judgment module is used for acquiring the quality state of the electric energy output by the wind power generation device according to the electric energy information by taking a preset evaluation standard of the electric energy quality as a basis;
and the signal sending module is used for generating a control signal for controlling the on-off of the circuit breaker in the circuit breaker module according to the quality state of the electric energy output by the wind power generation device and sending the control signal to the circuit breaker so as to control the circulation state of the electric energy output by the wind power generation device in the electric energy output net rack.
2. The clustered wind farm intelligent power supply system of claim 1, further comprising an energy storage module connected to the breaker module;
the circuit breaker module includes: a first circuit breaker, a second circuit breaker and a third circuit breaker; the second circuit breaker and the third circuit breaker are both connected to the first circuit breaker; the first circuit breaker is connected with the wind power generation device; the second circuit breaker is connected with the electric energy output net rack; the third circuit breaker is connected with the energy storage module; the signal sending module is connected to the first circuit breaker, the second circuit breaker and the third circuit breaker simultaneously.
3. The intelligent power supply system for the clustered wind farm according to claim 2, wherein the quality state of the electric energy in the intelligent judgment module comprises: unqualified, qualified and excellent;
the signal emitting module includes:
the first signal module is used for generating control signals for controlling the first circuit breaker, the second circuit breaker and the third circuit breaker to be disconnected when the quality state of the electric energy output by the wind power generation device is unqualified, and sending the control signals to the corresponding circuit breakers so as to interrupt the connection of the wind power generation device with the electric energy output net rack and the energy storage module;
the second signal module is used for generating control signals for controlling the first breaker, the third breaker and the second breaker to be closed and to be disconnected when the quality state of the electric energy output by the wind power generation device is qualified, and sending the control signals to the corresponding breakers so as to conduct a connecting channel between the wind power generation device and the energy storage module to store energy;
and the third signal module is used for generating control signals for controlling the first breaker, the second breaker to be closed and the third breaker to be opened when the quality state of the electric energy output by the wind power generation device is excellent, and sending the control signals to the corresponding breakers so as to output the electric energy through the electric energy output net rack.
4. The intelligent power supply system for the clustered wind farm according to claim 1, wherein the electric energy information of the wind power generation device in the electric energy collection module, which outputs the electric energy, comprises: voltage, frequency and waveform information of the electrical energy.
5. The intelligent power supply system for the clustered wind farm according to claim 1, wherein the electric energy collection module is installed on a wind power generation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123199504.5U CN216774302U (en) | 2021-12-20 | 2021-12-20 | Cluster type wind power plant intelligent power supply system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202123199504.5U CN216774302U (en) | 2021-12-20 | 2021-12-20 | Cluster type wind power plant intelligent power supply system |
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| CN216774302U true CN216774302U (en) | 2022-06-17 |
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| CN202123199504.5U Active CN216774302U (en) | 2021-12-20 | 2021-12-20 | Cluster type wind power plant intelligent power supply system |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Beilun Dagang Technology Innovation Service Center Co.,Ltd. Assignor: Ningbo Polytechnic Contract record no.: X2022330000845 Denomination of utility model: An Intelligent Power Supply System for Clustered Wind Farm Granted publication date: 20220617 License type: Common License Record date: 20221226 |
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| EE01 | Entry into force of recordation of patent licensing contract |