CN215185881U - Energy storage and supply system - Google Patents
Energy storage and supply system Download PDFInfo
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- CN215185881U CN215185881U CN202121461167.XU CN202121461167U CN215185881U CN 215185881 U CN215185881 U CN 215185881U CN 202121461167 U CN202121461167 U CN 202121461167U CN 215185881 U CN215185881 U CN 215185881U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 70
- 238000010248 power generation Methods 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 10
- 230000006855 networking Effects 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides an energy storage energy supply system can solve the limited problem of networking of being incorporated into the power networks when solving the energy supply, and this energy storage energy supply system includes: the photovoltaic power supply group is used for generating energy, supplying or storing the energy according to the requirement and is arranged at a use position; the energy storage group is used for acquiring energy generated by the photovoltaic power supply group to generate cold or heat, storing the cold or heat, and is connected with the photovoltaic power supply group and the end equipment; the utility model provides an energy storage energy supply system selects photovoltaic power generation as required for the position to can select the power supply mode as required, the better power supply mode that networks the net that is incorporated into the power networks has improved holistic availability factor.
Description
Technical Field
The utility model belongs to the technical field of photovoltaic power generation and energy storage cooling heat supply technique and specifically relates to an energy storage energy supply system is related to.
Background
With the change of the global energy pattern, the service life of fossil energy is gradually shortened, the traditional fossil energy faces the influence of the uncertainty of the international market, the influence of the traditional fossil energy on the environment is increasingly serious, the investment on new energy is increased in more and more countries, the influence of the fossil energy on the fossil energy is weakened, and more traditional energy enterprises start to put limited resources into the development of the new energy.
According to prediction, solar photovoltaic power generation occupies an important seat of world energy consumption in the 21 st century, and not only needs to replace most conventional energy sources, but also becomes a main body of world energy supply.
The limitation that photovoltaic power generation relates to grid-connected networking causes that most photovoltaic power generation projects cannot be connected to the grid, and great waste of photovoltaic energy is caused. Because the direct energy supply (cooling or heating) of solar photovoltaic power generation is unstable, the cold quantity and the heat quantity are not used completely when the sun exists in the daytime, the cold quantity and the heat quantity are not used at night, and other standby energy equipment is required to be put into a cooling and heating project.
Therefore, an energy storage energy supply system which can absorb photovoltaic power generation nearby and effectively solve the problem of grid-connected networking limitation during energy supply is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an energy storage and supply system, which can solve the problem that the grid-connected networking is limited during energy supply;
the utility model provides an energy storage energy supply system, include:
the photovoltaic power supply group is used for generating energy, supplying or storing the energy according to the requirement and is arranged at a use position;
and the energy storage group is used for acquiring energy generated by the photovoltaic power supply group to generate cold or heat, storing the cold or heat, and is connected with the photovoltaic power supply group, and the energy storage group is also connected with the terminal equipment.
As a further technical solution, a photovoltaic power supply set includes:
the photovoltaic power generation system is arranged in a use place;
and the power supply system is arranged in the use place and is connected with the photovoltaic power generation system.
As a further technical scheme, the photovoltaic power generation system comprises a plurality of photovoltaic panels, and the photovoltaic panels are connected in series/parallel and then connected with the power supply system.
As a further technical solution, a power supply system includes:
the inverter is connected with the photovoltaic power generation system;
and the storage battery is connected with the inverter.
As a further technical solution, the energy storage group comprises:
the energy generation system is connected with the photovoltaic power supply set;
a power system connected to the energy generation system;
and the energy storage device is connected with the power system.
Preferably, the energy generating system is an air energy heat pump unit.
Preferably, the energy storage device is an energy storage water tank.
Preferably, the power system is communicated with the energy storage device through a pipeline.
Preferably, the power system is in communication with the end device via a conduit.
As a further technical solution, the method further comprises:
and the monitoring group is used for monitoring the photovoltaic power supply group and the energy storage group and is connected with an external control system.
The technical scheme of the utility model is that the photovoltaic power supply group obtains electric energy, and different power supply modes are switched according to needs, the power supply mode of the photovoltaic power supply group can be selected according to actual needs to provide energy required by the action of the energy storage group, and the energy required by the action of the energy storage group is generated; compared with the prior art, the photovoltaic power generation device can select the position of photovoltaic power generation as required, can select the power supply mode as required, better performs the power supply mode of grid-connected networking, and improves the overall use efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of an energy storage and supply system of the present invention;
fig. 2 is a control block diagram of the energy storage and supply system of the present invention.
Description of reference numerals:
1-a photovoltaic power supply set; 11-a photovoltaic power generation system; 12-a power supply system; 121-an inverter; 122-a battery; 2-an energy storage group; 21-an energy generating system; 22-a power system; 23-an energy storage device; 3-monitoring group; 31-environmental tester; 32-a heat energy meter; 33-electric meter; 34-a water meter; 35-a sensor; 4-terminal equipment;
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-2, the present invention provides an energy storage and supply system, including:
the photovoltaic power supply group 1 is arranged at a use position; energy is generated through the photovoltaic power supply set 1 and supplied or stored according to the requirement; wherein the content of the first and second substances,
the photovoltaic power supply group 1 comprises a photovoltaic power generation system 11 and a power supply system 12, wherein the photovoltaic power generation system 11 is arranged at a use place; the power supply system 12 is arranged in a use place and is connected with the photovoltaic power generation system 11; namely, when in use, the photovoltaic power generation system 11 generates power according to the requirement, and the generated power is sent to the power supply system 12, in addition, the power supply system 12 comprises an inverter 121 and a storage battery 122, and the inverter 121 is connected with the photovoltaic power generation system 11; the battery 122 is connected to the inverter 121; when the photovoltaic power generation system 11 generates electric energy, the electric energy is sent to the inverter 121, processed by the inverter 121 and sent to the storage battery 122 for storage; in the present invention, preferably, the photovoltaic power generation system 11 includes a plurality of photovoltaic panels, and the plurality of photovoltaic panels are connected in series/parallel and then connected to the power supply system 12; namely, in the utility model, a plurality of photovoltaic panels can be connected in series in sequence and connected with the power supply system 12 after being connected in series, or a plurality of photovoltaic panels can be grouped, and after the photovoltaic panels in each group are connected in series, each group is connected with the power supply system 12 after being connected in parallel; of course, each photovoltaic panel can be an independent individual, and is connected with the power supply system 12 after being connected in parallel, and the actual use is mainly used, so that the utility model is not further limited to this;
specifically, the following are: the photovoltaic power generation system 11 is connected with the inverter 121 through a lead, and the inverter 121 is connected with the storage battery 122 through a lead; as shown in fig. 2, the number of inverters 121 is selected according to actual needs, specifically based on the fact, which is not further limited by the present invention;
the energy storage group 2 is connected with the photovoltaic power supply group 1, and the energy storage group 2 is also connected with the terminal equipment 4; the energy of the photovoltaic power supply set 1 is generated to generate cold or heat through the energy storage set 2, and the cold or heat is stored; wherein the content of the first and second substances,
the energy storage group 2 comprises an energy generation system 21, a power system 22 and an energy storage device 23, wherein the energy generation system 21 is connected with the photovoltaic power supply group 1; the power system 22 is connected with the energy generation system 21; the energy storage device 23 is connected with the power system 22, and the specific power system 22 is communicated with the energy storage device 23 through a pipeline; in fact, in the present invention, the energy generating system 21 is connected to the inverter 121 through a wire, and when it is needed, the electric energy in the photovoltaic power generating system 11 or the storage battery 122 is converted by the inverter 121 and then transmitted to the energy generating system 21 for use; in the utility model, the energy generating system 21 is an air energy heat pump unit, so that the air energy heat pump unit acts after obtaining the converted electric energy to generate the required energy (cold or heat), and transmits the generated energy to the power system 22, and the generated energy enters the energy storing device 23 to be stored after passing through the power system 22;
in the utility model, the energy storage device 23 is preferably an energy storage water tank; the power system 22 comprises a circulating water pump, a manual butterfly valve, an electric regulating valve, a temperature sensor, an auxiliary heating module and an electric control cabinet; specifically, the circulating water pump is communicated with the energy generating system 21 and the energy storage device 23 through pipelines, and the manual butterfly valve, the electric regulating valve, the temperature sensor 35 and the auxiliary heating module are all arranged on the pipelines, so that the manual butterfly valve or the electric regulating valve is selected to control the pipelines to be opened or closed according to needs; the auxiliary heating module is used for adjusting the temperature of medium energy flowing through a pipeline, the basis of temperature adjustment is numerical values obtained by the temperature sensor, in addition, the data of the temperature sensor are obtained, and the electric control valve and the auxiliary heating module are controlled by the electric control cabinet, the electric control cabinet is connected with an external control system, the unified control of the external control system can be realized, the external control system adopts the prior art, and the impracticable new type is not further limited;
the utility model discloses in, can set up a plurality of sensors 35 on photovoltaic power generation system 11 in a supporting manner, detect illumination intensity, illumination direction, temperature, wind speed and wind direction respectively through a plurality of sensors 35, and send the result that a plurality of sensors 35 detected to external control system, after external system handles, the slope and the rotation angle of photovoltaic board in the control photovoltaic power generation system 11, and then promote photovoltaic power generation system 11 power generating capacity, and can be according to actual need carry inverter 121 with generated energy, handle through inverter 121 and carry to battery 122 and save or air source heat pump set uses;
specifically, as shown in fig. 2, the system further includes a monitoring group 3, and the monitoring group 3 is connected to an external control system; monitoring the photovoltaic power supply group 1 and the energy storage group 2 through the monitoring group 3; the monitoring group 3 comprises an environment tester 31, a heat energy meter 32, an electric meter 33, a water meter 34 and a sensor 35, wherein the environment tester 31, the heat energy meter 32, the electric meter 33, the water meter 34 and the sensor 35 are all connected with an external control system; in addition, the environment tester 31 is arranged at the position of the photovoltaic power supply set 1, and acquires the illumination intensity, the temperature, the wind speed and the wind direction of the environment where the photovoltaic power supply set 1 is located; the heat energy meter 32 is connected with the power system 22 in the energy storage group 2 to obtain the cold and heat loads produced and output by the power system 22; the electric meter 33 is connected with the energy generating system 21 and the power system 22, and the number of the electric meters 33 can be adjusted according to the requirement, in the utility model, two electric meters 33 are preferably arranged and respectively connected with the energy generating system 21 and the power system 22, and the electric load connected with the energy generating system 21 and the power system 22 is obtained through the electric meters 33; the water meter 34 is connected with the energy storage device 23, and the water consumption load of the water tank is monitored through the water meter 34 because the energy storage device 23 is the water tank; of course, in the utility model, the sensor 35 can be set to different sensors 35 according to different needs as required, and the required data is acquired for use, and the humidity sensor 35 is set at different positions of the environment tester 31, and other sensors 35 can be provided, specifically taking actual conditions as the standard, the utility model is not further limited to this;
the inverter 121 is controlled by an external control system, the inverter 121 is controlled to store the electric energy of the power grid in the storage battery 122 in the electricity utilization valley time period at night, and the electric energy stored in the storage battery 122 is released through the inverter 121 in the daytime or the energy utilization peak time period for other equipment to use; certainly, the electric energy generated by the photovoltaic power generation system 11 can also be processed by the inverter 121 and then stored by the storage battery 122, so that the purposes of peak-to-valley electricity transfer, energy conservation and emission reduction are achieved;
when in use:
when sunlight is sufficient, the external control system preferentially allocates the electric quantity produced by the photovoltaic power generation system 11 for the energy storage group 2 to use, specifically for the energy generation system 21 and the power system 22, by detecting the energy production and energy use requirements of the photovoltaic power generation system 11, the power supply system 12 and the energy storage group 2, and after the energy generation system 21 produces the cold quantity/heat quantity, the generated cold quantity/heat quantity is stored in the energy storage device 23 through the power system 22; when cold/heat is required at the end device 4, the cold/heat is transported to the end device 4 by the power system 22;
the storage battery 122 drives the energy generation system 21 to generate cold/heat through the inverter 121 at night (non-valley period) or on rainy days, and the generated cold/heat is stored in the energy storage device 23 through the energy generation system 21; when the end device 4 requires cold/heat, the cold/heat is transported to the end device 4 by the power system 22;
when the electric quantity produced by the photovoltaic power generation system 11 is greater than that of the energy storage group 2, the redundant electric quantity is stored in the storage battery 122, when the electric quantity produced by the photovoltaic power generation system 11 is less than that of the energy storage group 2, the electric quantity in the storage battery 122 is preferentially released to the energy storage group 2 for use, and when the electric quantity in the storage battery 122 cannot meet the requirement of the energy storage group 2 for use, the external control system automatically allocates the commercial power to the energy storage group 2 for use;
the external control system detects the residual storage capacity of the storage battery 122 during the off-peak period of the night electricity, and when the storage capacity of the storage battery 122 is lower than 80%, the commercial power is automatically allocated to supplement the electric energy during the off-peak period to the storage battery 122. The external control system detects the requirement of the cold/heat quantity of the terminal equipment; when the requirement of the terminal equipment 4 is larger than the cold/heat quantity stored by the energy storage device 23, the external control system sends a valley energy storage instruction to the power system 22, and the power system 22 starts the energy generation system 21 to generate the cold/heat quantity; and a part of the energy generating system 21 is used for supplying cold/heat to the end equipment, and the other part is stored in the energy storage device 23.
The technical scheme of the utility model limit that photovoltaic power generation was incorporated into the power networks can be effectively solved to solve the direct cooling heating operation of solar photovoltaic power generation unstable, cold volume/heat is incomplete when having the sun daytime, does not have cold volume heat to use night, and the cooling heating project still need drop into the realistic problem of reserve other energy equipment. The method has the advantages of efficiently utilizing primary energy and renewable energy, reducing the use of fossil energy, saving energy, reducing emission and lowering operating cost.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. An energy storage and supply system, comprising:
the photovoltaic power supply set (1) is used for generating energy, supplying or storing energy according to needs and is arranged at a use position;
the energy storage group (2) is used for acquiring energy of the photovoltaic power supply group (1) to generate cold or heat, storing the cold or heat, and is connected with the photovoltaic power supply group (1), and the energy storage group (2) is also connected with the terminal equipment (4).
2. Energy storage and supply system according to claim 1, characterized in that said photovoltaic power supply group (1) comprises:
a photovoltaic power generation system (11) provided at a place of use;
and the power supply system (12) is arranged at a use place and is connected with the photovoltaic power generation system (11).
3. An energy storage and supply system according to claim 2, characterized in that the photovoltaic power generation system (11) comprises a plurality of photovoltaic panels, and the photovoltaic panels are connected in series/parallel to connect with the power supply system (12).
4. Energy storage and supply system according to claim 2, characterized in that said power supply system (12) comprises:
an inverter (121) connected to the photovoltaic power generation system (11);
and a battery (122) connected to the inverter (121).
5. Energy storage and supply system according to claim 1, characterized in that said energy storage group (2) comprises:
an energy generation system (21) connected to the photovoltaic power supply group (1);
a power system (22) connected to the energy generation system (21);
and the energy storage device (23) is connected with the power system (22).
6. Energy storage and supply system according to claim 5, characterized in that the energy generation system (21) is an air-energy heat pump unit.
7. Energy storage and supply system according to claim 5, characterized in that the energy storage device (23) is an energy storage water tank.
8. An energy storage and supply system according to claim 5, characterised in that the power system (22) communicates with the energy storage means (23) by means of a conduit.
9. Energy storage and supply system according to claim 5, characterized in that the power system (22) communicates with the terminal equipment (4) by means of a pipe.
10. The energy storage and supply system of claim 1, further comprising:
and the monitoring group (3) is used for monitoring the photovoltaic power supply group (1) and the energy storage group (2) and is connected with an external control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121461167.XU CN215185881U (en) | 2021-06-29 | 2021-06-29 | Energy storage and supply system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121461167.XU CN215185881U (en) | 2021-06-29 | 2021-06-29 | Energy storage and supply system |
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| Publication Number | Publication Date |
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| CN215185881U true CN215185881U (en) | 2021-12-14 |
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| CN202121461167.XU Expired - Fee Related CN215185881U (en) | 2021-06-29 | 2021-06-29 | Energy storage and supply system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114584065A (en) * | 2022-05-07 | 2022-06-03 | 西安热工研究院有限公司 | Photovoltaic power generation system and electric energy storage system |
| CN114992825A (en) * | 2022-07-05 | 2022-09-02 | 嘉兴学院 | Photovoltaic direct-drive energy storage air conditioner control system based on network cooperation and Internet of things |
-
2021
- 2021-06-29 CN CN202121461167.XU patent/CN215185881U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114584065A (en) * | 2022-05-07 | 2022-06-03 | 西安热工研究院有限公司 | Photovoltaic power generation system and electric energy storage system |
| CN114584065B (en) * | 2022-05-07 | 2022-10-14 | 西安热工研究院有限公司 | Photovoltaic power generation system and electric energy storage system |
| CN114992825A (en) * | 2022-07-05 | 2022-09-02 | 嘉兴学院 | Photovoltaic direct-drive energy storage air conditioner control system based on network cooperation and Internet of things |
| CN114992825B (en) * | 2022-07-05 | 2023-07-11 | 嘉兴学院 | Photovoltaic direct-driven energy storage air conditioner control system based on network cooperation and Internet of things |
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Granted publication date: 20211214 |