CN217504463U

CN217504463U - Large-temperature-difference non-phase-change energy storage system device

Info

Publication number: CN217504463U
Application number: CN202221523256.7U
Authority: CN
Inventors: 宋皓
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-09-27
Anticipated expiration: 2032-06-17

Abstract

The utility model relates to an energy memory technical field specifically is big difference in temperature not phase change energy storage system device, including the energy storage jar, the energy storage tank deck end is provided with the top cap, the inside built-in type interchanger that is provided with of energy storage jar, energy storage jar one side is provided with energy input mechanism, and input mechanism includes energy outlet pipe and energy inlet pipe, and energy outlet pipe and energy inlet pipe all link to each other with built-in type interchanger. The utility model discloses a set the energy storage material to liquid, be no longer than the extreme condition of medium in application scope and design range, the heat of energy storage is the liquid body promptly.

Description

Large-temperature-difference non-phase-change energy storage system device

Technical Field

The utility model relates to an energy memory technical field specifically is big not phase change energy storage system device of difference in temperature.

Background

Phase change is a common physical process, which is widely related to production and scientific work, and the process of mutual conversion of substance forms necessarily requires the absorption or release of heat, while energy storage refers to the process of storing energy by a medium or equipment and releasing the energy when needed.

For example, the phase change energy storage device disclosed in the publication No. CN209926951U includes a housing, a partition pin rib, a central ring rib, and an inner cavity and an outer cavity filled with phase change energy storage material, wherein the partition plate is disposed in the center of the housing to divide the device into an upper layer and a lower layer, the pin rib is disposed in an equal area manner, and the inner ring rib divides the cavity into an inner part and an outer part. The utility model provides a phase change energy memory adopts the equal area method to arrange the pin rib on the one hand, has increased coefficient of heat conductivity, makes the heat of storing fully release fast, and on the other hand is two-layer about divideing into the device through the baffle, has reduced the thickness of cavity, restraines the natural convection effect of inside energy storage material, makes heat absorption, exothermic process more stable, and it is more stable to see current phase change energy memory basically and satisfy the user demand from this, but still has some not enoughly.

Current energy memory is the phase transition formula basically, and the conversion or the transfer of energy must appear in the emergence phase transition, consequently can take place energy loss when the energy storage, the utility model discloses it is exactly the design one kind and utilizes not phase transition to carry out the energy storage, the less energy loss of at utmost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at designing an utilize not phase transition to carry out the energy storage, improve transduction efficiency in the at utmost.

For solving the problem that prior art exists, the utility model provides a big difference in temperature does not change phase energy storage system device, including the energy storage jar, the energy storage tank top is provided with the top cap, and the top cap surface is provided with safety device and access hole, the inside built-in type interchanger that is provided with of energy storage jar, energy storage jar one side is provided with energy input mechanism, and input mechanism includes energy outlet pipe and energy inlet pipe, and energy outlet pipe and energy inlet pipe all link to each other with built-in type interchanger.

Preferably, the circular slot has been seted up on energy storage tank top surface, top cap bottom surface is provided with the collar, the collar stretches into inside the circular slot in energy storage tank top.

Preferably, a spraying device is arranged inside the energy storage tank, and a spray head is arranged at the bottom end of the spraying device.

Preferably, the spraying device is arranged in an open-frame cantilever type structure, the spraying device is positioned at the upper part of the energy storage tank, and the medium is sprayed from top to bottom or in a fluid form and exchanges heat with the energy storage medium in the heat exchanger.

Preferably, one side of the spraying device is respectively connected with an input pipe and an output pipe, and a fluid pump is arranged in the output pipe.

Preferably, the energy storage material in the built-in type exchanger is in a liquid state, and does not change phase within a certain temperature range.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the characteristics of large temperature difference of liquid phase materials adapting to temperature and high specific heat capacity of the materials are adopted as energy (cold and heat energy) storage media, and the energy storage media have the advantages that:

(1) the non-phase change has high efficiency in heat exchange;

(2) safety, gas state and solid state have pressure and stress problems, and have safety influence on the system; (3) the energy storage medium is liquid from-100 to 180 ℃.

2. The characteristics of the storage jar:

(1) open-frame type means that the tank is at normal pressure and can directly exchange with air (the heat preservation condition is not considered, and the tank is extremely safe);

(2) the cantilever type is that the built-in heat exchange exchanger is not directly contacted with the low-level liquid level of the refrigerant storage, and in actual work, the lowest section of the heat exchanger is higher than the highest liquid level of the refrigerant storage, so that the phenomenon that the temperature of the entering cold energy is lower than the freezing point of the refrigerant storage to cause solidification during energy storage is avoided, and the heat exchange efficiency and the stress safety of the energy storage tank are reduced.

Drawings

Fig. 1 is a first perspective view of the overall structure of the present invention;

FIG. 2 is a second perspective view of the overall structure of the present invention;

FIG. 3 is a schematic perspective view of the cross-sectional structure of the present invention;

fig. 4 is a perspective view of the present invention.

In the figure: 1. an energy storage tank; 2. a top cover; 22. a mounting ring; 3. a built-in type exchanger; 31. an energy outlet pipe; 32. an energy inlet tube; 4. a spraying device; 41. an input tube; 42. an output pipe; 43. a fluid pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Example one

As shown in fig. 1-4, the drawings are assembled from:

assembly description: the method comprises the following steps of fixedly installing pull rings 21 on two sides of the top end of a top cover 2, fixing an installation ring 22 on the surface of the bottom end of the top cover 2, installing a built-in type exchanger 3 inside an energy storage tank 1, installing an energy outlet pipe 31 and an energy inlet pipe 32 on one side of the built-in type exchanger 3 respectively, enabling the energy outlet pipe 31 and the energy inlet pipe 32 to penetrate through the surface of the energy storage tank 1, then installing a spraying device 4 on the top end of the built-in type exchanger 3, installing an input pipe 41 on one side of the spraying device 4, installing an output pipe 42 on one side, close to the spraying device 4, of the built-in type exchanger 3, and installing a fluid pump 43 on the surface of the output pipe 42.

Description of the working principle: the device is mainly applied to the following scenes and use conditions:

1. under the condition of field or no other energy sources, when cold and hot energy is required to be supplied on the spot, the medium in the energy storage tank can be heated or refrigerated in other places and then transported to the required place for use.

2. When the energy is supplied by using relative low price and energy, such as the price difference of peak-valley electricity price, the refrigeration compressor is used for medium cooling or heating at the valley electricity price, cold and heat energy is stored, the cold and heat energy is output at the peak electricity price, the refrigeration compressor is not used for operation or electric heating, so that the use cost is saved, and when the energy such as waste steam, geothermal energy, liquefied natural gas vaporization cold energy and the like exists, the medium is subjected to heat exchange to store the cold and heat energy.

Example two

As shown in fig. 1-4, the drawings are assembled from:

Description of the working principle: when the peak-valley electricity price is used for refrigeration and heating, a refrigerant or an electric heating device is started at the valley-bottom electricity price period to enter a low-temperature medium or a high-temperature medium into the built-in type exchanger 3 of the energy storage tank 1 through the energy inlet pipe 32, the low-temperature medium or the high-temperature medium can directly exchange heat with the medium during heating, the medium is not directly contacted in an immersed manner if the temperature of an energy cold source is lower than the freezing point temperature of the medium during refrigeration, the medium is sprayed by the spraying device 4 above the built-in type exchanger 3, the lower liquid level keeps a distance with the built-in type exchanger 3 so as to avoid solidification, and the energy input exchanging device stops when the temperature of the medium reaches a set temperature.

When external cold and heat supply is needed, the external output device is opened, the fluid pump 43 is used for outputting the medium of the energy storage tank 1, and the medium exchanges heat with an external heat exchanger and other media, such as water, air and the like, so that cold and heat energy is released.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Big not phase change energy storage system device of difference in temperature, including energy storage jar (1), its characterized in that: energy storage tank (1) top is provided with top cap (2), and top cap (2) surface is provided with safety device and access hole, energy storage tank (1) inside is provided with built-in type interchanger (3), energy storage tank (1) one side is provided with energy input mechanism, and input mechanism includes energy outlet pipe (31) and energy inlet pipe (32), and energy outlet pipe (31) and energy inlet pipe (32) all link to each other with built-in type interchanger (3).

2. The large temperature differential non-phase change energy storage system device of claim 1, wherein: circular fluting has been seted up on energy storage jar (1) top surface, top cap (2) bottom surface is provided with collar (22), collar (22) stretch into inside the circular fluting in energy storage jar (1) top.

3. The large temperature differential non-phase change energy storage system device of claim 1, wherein: the energy storage tank (1) is internally provided with a spraying device (4), and the bottom end of the spraying device (4) is provided with a spray head.

4. The large temperature differential non-phase change energy storage system device of claim 3, wherein: the spraying device (4) is arranged to be an open-frame cantilever type structure, the spraying device (4) is positioned at the upper part of the energy storage tank (1), and the medium is sprayed from top to bottom or exchanges heat with the energy storage medium in the spraying device (4) in a fluid mode.

5. The large temperature differential non-phase change energy storage system device of claim 3, wherein: one side of the spraying device (4) is respectively connected with an input pipe (41) and an output pipe (42), and a fluid pump (43) is arranged inside the output pipe (42).

6. The large temperature differential non-phase change energy storage system device of claim 1, wherein: the energy storage material in the built-in exchanger (3) is liquid and does not change phase within a certain temperature range.