CN216922337U - Self-circulation hydraulic energy storage power generation system of screw pressure pump - Google Patents
Self-circulation hydraulic energy storage power generation system of screw pressure pump Download PDFInfo
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- CN216922337U CN216922337U CN202220356112.0U CN202220356112U CN216922337U CN 216922337 U CN216922337 U CN 216922337U CN 202220356112 U CN202220356112 U CN 202220356112U CN 216922337 U CN216922337 U CN 216922337U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P80/00—Climate change mitigation technologies for sector-wide applications
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Abstract
The utility model discloses a self-circulation hydraulic energy storage and power generation system of a screw pressure pump, which comprises an energy storage water storage tower, a hydroelectric generation unit, a circulating water delivery device, a photovoltaic generation unit and an energy storage control cabinet; the circulating water delivery device is connected with the hydroelectric power generation unit and the energy storage water tower and is used for circulating the drained water of the hydroelectric power generation unit back to the energy storage water tower for energy storage; the photovoltaic power generation unit and the hydraulic power generation unit are connected with the energy storage control cabinet, and the photovoltaic power generation unit and the hydraulic power generation unit transmit power to the energy storage control cabinet. The photovoltaic power generation water storage and storage battery combined power generation system is reasonable in structural design, utilizes the photovoltaic power generation water storage and the storage battery to store together, and utilizes the circulating water supply unit to realize direct power supply water storage and utilizes residual potential energy to drive water storage during hydroelectric power generation so as to achieve low-cost, high-efficiency and flexible power generation.
Description
Technical Field
The utility model relates to a photovoltaic energy storage power generation system, in particular to a spiral pressure pump self-circulation hydraulic energy storage power generation system which converts electric energy into mechanical potential energy for storage and converts the mechanical potential energy into power generation output again.
Background
In the modern times, energy internet mainly comprising a smart grid, an extra-high voltage grid and clean energy becomes a trend, renewable clean energy such as wind energy and solar energy is developed on a large scale, and the transformation of an energy consumption structure to a low-carbonization and clean direction is promoted to be an important consensus.
In actual operation, new energy power systems such as photoelectricity and wind power often have the problems of insufficient power consumption and the like, so that power waste is caused to a certain extent, and the traditional mode that electric energy is used as soon as being generated can be changed by adding an energy storage link in the system, so that a 'rigid' power grid becomes flexible and flexible, the problem of consumption is solved, and the safety, economy and flexibility of power grid operation are improved.
The energy storage can improve the efficiency, safety and economy of conventional power generation and power transmission, and is an important means for realizing smooth fluctuation, peak regulation and frequency modulation of renewable energy sources and meeting large-scale consumption and access of the renewable energy sources.
At present, the energy storage adjustment of photovoltaic mainly relies on the storage battery, and the above-mentioned mode is high to the memory space demand of storage battery, causes the electricity storage cost high, and the construction popularization degree of difficulty is big, consequently, provides a low cost and can realize that nimble energy storage system has important using value to the development of photovoltaic trade.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a spiral pressure pump self-circulation hydraulic energy storage and power generation system so as to realize efficient and flexible energy storage of photovoltaic power generation.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a self-circulation hydraulic energy storage and power generation system with a spiral pressure pump comprises an energy storage water storage tower, a hydroelectric generation unit, a circulation water feeding device, a photovoltaic power generation unit and an energy storage control cabinet;
the circulating water delivery device is connected with the hydroelectric power generation unit and the energy storage water tower and is used for circulating and delivering the drained water of the hydroelectric power generation unit back to the energy storage water tower for energy storage;
the photovoltaic power generation unit and the hydraulic power generation unit are connected with the energy storage control cabinet and transmit power to the energy storage control cabinet;
the energy storage control cabinet is connected with the circulating water supply device;
the circulating water delivery device comprises an inclined drainage channel, a circulating water pool and a water delivery unit, wherein the high-level end of the inclined drainage channel is connected with a drainage port of the hydroelectric generation unit, and the low-level end of the inclined drainage channel is connected with the circulating water pool;
a plurality of rotating wheels are arranged on the inclined drainage channel from high to low, and each rotating wheel is connected and matched with a corresponding water supply unit arranged in the circulating water pool;
the water delivery unit comprises a spiral pressure pump and a pressure tank which is connected and matched with the spiral pressure pump, and the pressure tank is connected with the high position of the energy storage water storage tower through a pipeline with a one-way valve;
the spiral pressure pump is connected with the corresponding rotating wheel and driven by the rotating wheel to move;
the spiral pressure pump is provided with a driving motor which is controlled by the energy storage control cabinet and supplies power, and the driving motor can drive the spiral pressure pump to work.
Furthermore, an electric control valve controlled by an energy storage control cabinet is arranged on a connecting pipeline of the energy storage water storage tower and the hydroelectric generation unit.
Furthermore, the photovoltaic power generation unit is composed of a plurality of photovoltaic power generation boards and is arranged above the circulating water supply device through a support.
Furthermore, the energy storage control cabinet comprises a control module, a storage battery pack connected with the control module and a grid-connected inverter connected with the control module, and the control module is used for controlling the electric control valve and a driving motor in the circulating water supply device to work.
When the photovoltaic power generation system is implemented, photovoltaic power generation is firstly carried out by the light-priority power generation unit, the generated electric energy is transmitted to the energy storage control cabinet, the energy storage control cabinet can automatically select to send the electricity into a power grid through a grid-connected inverter according to the current power grid requirement, or can store the electricity when the power grid does not need grid-connected power supply, the photovoltaic electric energy is transmitted to the driving motor in the circulating water transmission device after the storage is met, the driving motor drives the spiral pressure pump to work, water in the circulating water pool is transmitted to the energy storage water storage tower through the pressure tank in a matching mode, water storage and energy storage are carried out, when needed, the energy storage control cabinet can open the electric control valve to send the water in the energy storage water storage tower into the hydraulic power generation unit to drive the hydraulic power generation unit to work and generate the generated water, and the generated water is transmitted to the energy storage control cabinet to be stored or used in a grid-connected mode. The water discharged by the hydroelectric generation unit is sent into the inclined drainage channel, the inclined drainage channel drives the rotating wheel by using the residual potential energy of the water, and then the spiral pressure pump is driven to send the water in the circulating water pool into the energy storage water storage tower, so that the storage potential energy of the water is more completely and fully utilized.
The photovoltaic power generation water storage and storage battery combined power generation system is reasonable in structural design, utilizes the photovoltaic power generation water storage and the storage battery to store together, and utilizes the circulating water supply unit to realize direct power supply water storage and utilizes residual potential energy to drive water storage during hydroelectric power generation so as to achieve low-cost, high-efficiency and flexible power generation.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the specification and together with the description, serve to explain the principles of the specification.
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the disclosure, its application, or uses. It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present embodiment, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present embodiment and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present embodiment.
In the description of the present embodiments, it should also be noted that the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly unless otherwise specifically stated or limited. The specific meanings of the above terms in the present embodiment can be understood by those of ordinary skill in the art according to specific situations.
Example (b):
an exemplary structure for realizing the utility model is shown in fig. 1, which comprises an energy storage water storage tower 1, a hydroelectric generation unit 2, a circulating water delivery device 3, a photovoltaic generation unit 4 and an energy storage control cabinet 5; the photovoltaic power generation unit 4 is composed of a plurality of photovoltaic power generation boards, and the photovoltaic power generation unit 4 is installed above the circulating water supply device 3 through a support. The energy storage water storage tower 1 is connected with the hydroelectric generation unit 2, the energy storage water storage tower 1 is used for storing water to drive the hydroelectric generation unit 2 to generate electricity, and the circulating water delivery device 3 is connected with the hydroelectric generation unit 2 and the energy storage water storage tower 1 and is used for circularly returning the drainage of the hydroelectric generation unit 2 to the energy storage water storage tower 1 for energy storage; the photovoltaic power generation unit 4 consists of a plurality of photovoltaic power generation plates, and the photovoltaic power generation unit 4 is arranged above the circulating water supply device 3 through a bracket; the photovoltaic power generation unit 4 and the hydraulic power generation unit 2 are both connected with the energy storage control cabinet 5, and the photovoltaic power generation unit 4 and the hydraulic power generation unit 2 supply power to the energy storage control cabinet 5; the energy storage control cabinet 5 is connected with the circulating water supply device 3; the circulating water delivery device 3 comprises an inclined drainage channel 6, a circulating water pool 7 and a water delivery unit 8, wherein the high-level end of the inclined drainage channel 6 is connected with a drainage port of the hydroelectric generation unit 2, and the low-level end of the inclined drainage channel is connected with the circulating water pool 7; three rotating wheels 9 are arranged on the inclined drainage channel 6 from high to low, and each rotating wheel 9 is connected and matched with a corresponding water supply unit 8 arranged in the circulating water pool 6; the water delivery unit 8 comprises a screw pressure pump 10 and a pressure tank 11 connected and matched with the screw pressure pump 10, and the pressure tank 11 is connected with the high position of the energy storage water storage tower 1 through a pipeline with a one-way valve; the spiral pressure pump 10 is connected with the corresponding rotating wheel 9 and driven by the rotating wheel 9 to move; the screw pressure pump 10 is provided with a driving motor 12 which is controlled and powered by the energy storage control cabinet 5, and the driving motor 12 can drive the screw pressure pump 10 to work. An electric control valve controlled by an energy storage control cabinet 5 is arranged on a connecting pipeline of the energy storage water storage tower 1 and the hydroelectric generation unit 2. The energy storage control cabinet 5 comprises a control module, a storage battery pack connected with the control module and a grid-connected inverter connected with the control module, wherein the control module is used for controlling the electric control valve and the driving motor 12 in the circulating water supply device 3 to work.
It should be noted that although not specifically shown in the drawings, the internal structure of the energy storage control cabinet 5 is common knowledge of those skilled in the art, and how to implement the specific internal structure of the device does not affect the implementation of the function of the energy storage control cabinet 5.
The foregoing description of the embodiments of the present specification has been presented for purposes of illustration and description, but is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein. The scope of the application is defined by the appended claims.
Claims (4)
1. The utility model provides a spiral force pump self-loopa hydraulic pressure energy storage power generation system which characterized in that: the system comprises an energy storage water storage tower, a hydroelectric generation unit, a circulating water supply device, a photovoltaic generation unit and an energy storage control cabinet;
the circulating water delivery device is connected with the hydroelectric power generation unit and the energy storage water tower and is used for circulating and delivering the drained water of the hydroelectric power generation unit back to the energy storage water tower for energy storage;
the photovoltaic power generation unit and the hydraulic power generation unit are connected with the energy storage control cabinet and transmit power to the energy storage control cabinet;
the energy storage control cabinet is connected with the circulating water supply device;
the circulating water delivery device comprises an inclined drainage channel, a circulating water pool and a water delivery unit, wherein the high-level end of the inclined drainage channel is connected with a drainage port of the hydroelectric generation unit, and the low-level end of the inclined drainage channel is connected with the circulating water pool;
a plurality of rotating wheels are arranged on the inclined drainage channel from high to low, and each rotating wheel is connected and matched with a corresponding water supply unit arranged in the circulating water pool;
the water delivery unit comprises a spiral pressure pump and a pressure tank which is connected and matched with the spiral pressure pump, and the pressure tank is connected with the high position of the energy storage water storage tower through a pipeline with a one-way valve;
the spiral pressure pump is connected with the corresponding rotating wheel and driven by the rotating wheel to move;
the spiral pressure pump is provided with a driving motor which is controlled by the energy storage control cabinet and supplies power, and the driving motor can drive the spiral pressure pump to work.
2. A screw pressure pump self-circulating hydraulic energy storage and generation system as claimed in claim 1, wherein: an electric control valve controlled by an energy storage control cabinet is arranged on a connecting pipeline of the energy storage water storage tower and the hydroelectric generation unit.
3. A screw pressure pump self-circulating hydraulic energy storage and generation system as claimed in claim 1, wherein: the photovoltaic power generation unit is composed of a plurality of photovoltaic power generation boards and is arranged above the circulating water supply device through a support.
4. A screw pressure pump self-circulating hydraulic energy storage and generation system as claimed in claim 1, wherein: the energy storage control cabinet comprises a control module, a storage battery pack connected with the control module and a grid-connected inverter connected with the control module, and the control module is used for controlling the electric control valve and a driving motor in the circulating water supply device to work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220356112.0U CN216922337U (en) | 2022-02-22 | 2022-02-22 | Self-circulation hydraulic energy storage power generation system of screw pressure pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220356112.0U CN216922337U (en) | 2022-02-22 | 2022-02-22 | Self-circulation hydraulic energy storage power generation system of screw pressure pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216922337U true CN216922337U (en) | 2022-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220356112.0U Active CN216922337U (en) | 2022-02-22 | 2022-02-22 | Self-circulation hydraulic energy storage power generation system of screw pressure pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216922337U (en) |
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2022
- 2022-02-22 CN CN202220356112.0U patent/CN216922337U/en active Active
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