CN218787592U

CN218787592U - Phase change heat storage system

Info

Publication number: CN218787592U
Application number: CN202223106990.6U
Authority: CN
Inventors: 张泽浪
Original assignee: Suzhou Aierfa Energy Saving Technology Co ltd
Current assignee: Suzhou Aierfa Energy Saving Technology Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-04-04
Anticipated expiration: 2032-11-22

Abstract

The utility model relates to a phase transition heat-retaining system, including power supply, electrically controlled device and phase transition heat-retaining device, power supply passes through electrically controlled device and phase transition heat-retaining device and links to each other mutually, phase transition heat-retaining device's heat-retaining output passes through the inlet end of communicating pipe with the heat exchanger and links to each other, the end of giving vent to anger of heat exchanger links to each other with the inlet end of steam energy storage tank, the play steam end of steam energy storage tank links to each other with the inlet end of coil pipe fan, the coil pipe fan is external to have hot air exitus, the coil pipe fan passes through soda communicating pipe and links to each other with the inlet end of catch water tank, the end of intaking of catch water tank passes through purifier and links to each other with external moisturizing device, the end of intaking of catch water tank links to each other with the water pump, the end of intaking of water pump links to each other with the heat exchanger. The utility model discloses can reach reduce cost's purpose.

Description

Phase change heat storage system

Technical Field

The utility model relates to a phase transition heat-retaining system.

Background

The traditional household heat storage unit mostly adopts a water tank inner container, has the defects of weak heat storage capacity and large occupied space, and can influence the use after the internal water is repeatedly heated or stored for a long time. Meanwhile, as the sensible heat and the heat storage capacity of the water are small, the resources such as industrial waste heat and solar energy cannot be utilized more fully to achieve the ideal effect of saving energy.

The phase change material is a material that changes phase state (e.g., solid state to liquid state) with temperature change, and in the phase change process, the phase change material can absorb or release a large amount of heat, which is called latent heat of phase change, and the temperature in the phase change process is basically unchanged, so that the phase change material can store more heat than water in the same temperature interval.

Through retrieval, the patent: a phase change heat storage system and a control method (201910979126.0) thereof are disclosed, wherein an electric boiler, a first heat exchange device, a heat storage device, a second heat exchange device, a user side heat exchanger and a master control module are connected through pipelines; and the master control module is used for controlling the start and stop of the electric boiler and the start and stop of the first heat exchange device or the second heat exchange device according to the actual power utilization condition of the power grid and the actual temperature of a heat storage material in the heat storage device so as to change the working states of the electric boiler and the heat storage device. The system also comprises a current adjusting module which is used for adjusting the working current of the electric boiler so that the actual outlet temperature of the electric boiler is the target outlet temperature of the electric boiler. The current regulation module adopts a double closed loop structure of PID control and PI control, so that the temperature control response speed of an electric boiler in the phase change heat storage system is improved, and meanwhile, a master control module and the current regulation module of the system are regulated and controlled by a power grid dispatching center, so that the aim of the system participating in the dispatching of the power system is fulfilled.

Traditional boiler plant burden increases, and it is complicated to have the heat supply pipeline to have to different extent, and the energy consumption is high, maintains inconveniently etc. not enough to cause heat supply pipeline shortcoming such as tedious, coal and electricity are with high costs, heat supply unstability. In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create a new phase-change heat storage system, so that the system has more industrial utility value.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem, the present invention provides a phase change heat storage system.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a phase transition heat-retaining system, includes power supply, electrically controlled device and phase transition heat-retaining device, power supply passes through electrically controlled device and phase transition heat-retaining device looks electricity federation, phase transition heat-retaining device's heat-retaining output passes through communicating pipe and links to each other with the inlet end of heat exchanger, the end of giving vent to anger of heat exchanger links to each other with the steam inlet end of steam energy storage tank, the steam outlet end of steam energy storage tank links to each other with the inlet end of coil pipe fan, the coil pipe fan is external to have hot air outlet, the coil pipe fan passes through soda communicating pipe and links to each other with the inlet end of soda collecting box, the end of intaking of soda collecting box passes through purifier and links to each other with external moisturizing device, the end of giving out water of soda collecting box links to each other with the end of intaking of water pump, the end of water pump links to each other with the end of intaking of heat exchanger.

Preferably, in the phase change heat storage system, the phase change temperature range of the phase change heat storage device is 300-600 ℃.

Preferably, in the phase change heat storage system, the steam temperature of the steam energy storage tank is in a range of 110-150 ℃.

Preferably, in the phase change heat storage system, the coil pipe fan is communicated with an external air cooler.

Preferably, the phase-change heat storage system, the soda collecting box is connected with a level gauge, and the level gauge is electrically connected with an electric control device.

Preferably, in the phase change heat storage system, an insulating layer is wrapped on the outer layer of the phase change heat storage device.

Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:

the utility model discloses an adopt the low price millet electricity at night to come to charge the heat-retaining to phase change heat-retaining device, release heat-retaining energy supply place through phase change heat-retaining device daytime to reach reduce cost's purpose.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally placed when products of the application are used, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are absolutely required to be horizontal or vertical, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 application can be understood in a specific case by those of ordinary skill in the art.

Examples

As shown in fig. 1, a phase change heat storage system includes a power supply 1, an electric control device 2 and a phase change heat storage device 3, the power supply 1 is electrically connected with the phase change heat storage device 3 through the electric control device 2, a heat storage output end of the phase change heat storage device 3 is connected with an air inlet end of a heat exchanger 4 through a communication pipe, an air outlet end of the heat exchanger 4 is connected with an air inlet end of a steam energy storage tank 5, an air outlet end of the steam energy storage tank 5 is connected with an air inlet end of a coil fan 6, the coil fan 6 is externally connected with a hot air outlet 7, the coil fan 6 is connected with an air inlet end of a steam water collection box 9 through a steam water communication pipe 8, an air inlet end of the steam water collection box 9 is connected with an external water replenishing device 11 through a purification device 10, an air outlet end of the steam water collection box 9 is connected with an air inlet end of a water pump 12, and an air outlet end of the water pump 12 is connected with an air inlet end of the heat exchanger 4.

The utility model discloses in phase transition heat-retaining device 3's phase transition temperature range is at 300 ~ 600 ℃.

The steam temperature range of the steam energy storage tank 5 in the utility model is 110-150 ℃.

The utility model discloses in coil pipe fan 6 is linked together with external air-cooler 13.

The utility model discloses in 9 in-connections of catch water tank have the level gauge, the level gauge is connected with electrically controlled device mutually.

The utility model discloses in phase change heat-retaining device 3's outer parcel has the heat preservation, can ensure the save temperature of phase change heat-retaining device 3 longer time, improves the availability factor.

The utility model discloses well power supply is the commercial power, and electrically controlled device is the device that technical personnel in the field know, like MCU etc. and purifier 10 is filtering purification device simultaneously, for the common general knowledge that technical personnel in the field know.

The utility model discloses well phase transition heat storage device's heat-retaining time is all at night, is in the low price millet electricity, can control through electrically controlled device at this time quantum.

And the normal heating time is daytime, and heat energy is released through the phase-change heat storage device.

The working principle of the utility model is as follows:

specifically, when the phase change heat storage device releases heat energy, the heat storage device firstly enters the heat exchanger and simultaneously enters the heat exchanger, water enters the heat exchanger, the water is changed into steam after being heated and enters the steam energy storage tank, the steam energy storage tank enables the proper temperature of 120 ℃ to enter the coil pipe fan, and an operator realizes the outward release of hot air through the coil pipe fan.

When the water vapor is discharged outside, the water vapor is collected into the water vapor collecting box through the water vapor communicating pipe to be recycled, so that the purpose of saving is achieved.

And the monitoring of the water of the steam-water collecting box is monitored in real time through a liquid level meter, so that the steam-water collecting box is ensured to be full.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a phase transition heat-retaining system, includes power supply (1), electrically controlled device (2) and phase transition heat-retaining device (3), power supply (1) is through electrically controlled device (2) and phase transition heat-retaining device (3) looks electricity federation, its characterized in that: the phase-change heat storage device is characterized in that the heat storage output end of the phase-change heat storage device (3) is connected with the air inlet end of the heat exchanger (4) through a communicating pipe, the air outlet end of the heat exchanger (4) is connected with the air inlet end of the steam energy storage tank (5), the air outlet end of the steam energy storage tank (5) is connected with the air inlet end of the coil pipe fan (6), the coil pipe fan (6) is externally connected with a hot air outlet (7), the coil pipe fan (6) is connected with the air inlet end of the steam water collecting box (9) through a steam water communicating pipe (8), the water inlet end of the steam water collecting box (9) is connected with an external water supplementing device (11) through a purifying device (10), the water outlet end of the steam water collecting box (9) is connected with the water inlet end of a water pump (12), and the water outlet end of the water pump (12) is connected with the water inlet end of the heat exchanger (4).

2. The phase change thermal storage system of claim 1 wherein: the phase-change temperature range of the phase-change heat storage device (3) is 300-600 ℃.

3. The phase change thermal storage system of claim 1 wherein: the steam temperature range of the steam energy storage tank (5) is 110-150 ℃.

4. The phase change thermal storage system of claim 1 wherein: and the coil pipe fan (6) is communicated with an external air cooler (13).

5. The phase change thermal storage system of claim 1 wherein: and a liquid level meter is connected in the steam-water collecting box (9), and the liquid level meter is electrically connected with an electric control device.

6. The phase change thermal storage system of claim 1 wherein: the outer layer of the phase-change heat storage device (3) is wrapped with a heat insulation layer.