Sodium ion battery and lithium ion battery hybrid power supply mechanism

Abstract

The utility model discloses a sodium ion battery and lithium ion battery hybrid power supply mechanism which comprises a low-power power supply module, a high-power power supply module and an intelligent module arranged between the low-power power supply module and the high-power power supply module. The intelligent module intelligently selects the low-power power supply module or the high-power power supply module to supply power according to the power demand; according to the utility model, the lithium ion battery, the sodium ion battery and the intelligent protection plate module are arranged, so that the lithium ion battery and the sodium ion battery are mixed and assembled into a battery pack, the working states of the lithium ion battery and the sodium ion battery are intelligently controlled, the lithium ion battery works during high-power power supply, and the sodium ion battery works during low-power power supply; in other words, the whole battery pack does not need to be provided with lithium ion batteries with high cost, most of the battery capacities can be replaced by sodium ion batteries with low price, the material cost is greatly saved, and a solution is researched and developed for new energy lithium battery technology application and product cost reduction.

Description

Technical Field

[0001] The utility model belongs to the technical field of power supply mechanisms, in particular to a sodium ion battery and lithium ion battery hybrid power supply mechanism. Background Art

[0002] Advantages of sodium-ion batteries: low cost, no need for protection board to control overcharge and over-discharge; Disadvantages: cannot charge and discharge at high power; Advantages of lithium-ion batteries: can charge and discharge at high power, Disadvantages: high cost, need protection board to control overcharge and over-discharge; Combining the characteristics of the above two batteries, this application mixes the above two batteries into a battery pack, and the power protection board intelligently controls the working status of the two batteries. When high power is needed, the lithium-ion battery works, and low power is used by the sodium-ion battery;

[0003] That is, the entire battery pack does not need to be equipped with high-cost lithium-ion batteries. Most of the battery capacity can be replaced by lower-priced sodium-ion batteries, which greatly saves material costs and is a solution for the application of new energy lithium battery technology and the reduction of product costs. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a sodium ion battery and lithium ion battery hybrid power supply mechanism, which effectively solves the problems raised by the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sodium ion battery and lithium ion battery hybrid power supply mechanism, comprising a low-power power supply module, a high-power power supply module and an intelligent module arranged between the low-power power supply module and the high-power power supply module;

[0006] The intelligent module intelligently selects a low-power power supply module or a high-power power supply module for power supply according to power demand.

[0007] Preferably, the low-power power supply module includes a sodium-ion battery.

[0008] Preferably, the high-power power supply module includes a lithium-ion battery.

[0009] Preferably, the intelligent module includes a power detection module, a control module and an execution module.

[0010] Preferably, the power detection module is used to detect the power status of the low-power power supply module and the high-power power supply module.

[0011] Preferably, the control module intelligently selects a low-power power supply module or a high-power power supply module for power supply according to the power demand and the detection result of the power detection module.

[0012] Preferably, the execution module performs the power supply operation according to the instruction of the control module.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] By setting up lithium-ion batteries, sodium-ion batteries and intelligent protection board modules, lithium-ion batteries and sodium-ion batteries are mixed and assembled into a battery pack, and the working states of lithium-ion batteries and sodium-ion batteries are intelligently controlled. When high-power power supply is required, the lithium-ion battery works, and when low-power power supply is required, the sodium-ion battery works. That is, the entire battery pack does not need to be configured with high-cost lithium-ion batteries, and most of the battery capacity can be replaced by low-priced sodium-ion batteries, which greatly saves material costs and is a solution for the application of new energy lithium battery technology and the reduction of product cost research and development. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of a sodium ion battery and lithium ion battery hybrid power supply mechanism of the utility model;

[0018] Figure 2 A schematic diagram of an intelligent module of a sodium ion battery and lithium ion battery hybrid power supply mechanism of the utility model; DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] Embodiment 1, by Figure 1-2 The utility model relates to a sodium ion battery and lithium ion battery hybrid power supply mechanism, including a low-power power supply module, a high-power power supply module and an intelligent module arranged between the low-power power supply module and the high-power power supply module;

[0021] The intelligent module intelligently selects a low-power power supply module or a high-power power supply module for power supply according to power demand.

[0022] The low-power supply module includes a sodium-ion battery.

[0023] The high power supply module includes a lithium-ion battery.

[0024] The intelligent module includes a power detection module, a control module and an execution module.

[0025] The power detection module is used to detect the power status of the low-power power supply module and the high-power power supply module.

[0026] The control module intelligently selects a low-power power supply module or a high-power power supply module for power supply according to the power demand and the detection result of the power detection module.

[0027] The execution module performs the power supply operation according to the instruction of the control module.

[0028] Working principle:

[0029] When high-power power supply is required, the high-power power supply module is controlled to work through the intelligent module, that is, the lithium-ion battery is controlled to work, and the low-power power supply module does not work, that is, the sodium-ion battery does not work;

[0030] When low-power supply is needed, the low-power supply module is controlled to work through the intelligent module, that is, the sodium-ion battery is controlled to work. At this time, the high-power supply module does not work, that is, the lithium-ion battery does not work.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sodium ion battery and lithium ion battery hybrid power supply mechanism, characterized in that: It includes a low-power power supply module, a high-power power supply module, and an intelligent module arranged between the low-power power supply module and the high-power power supply module; The intelligent module intelligently selects a low-power power supply module or a high-power power supply module for power supply according to power demand.

2. A sodium ion battery and lithium ion battery hybrid power supply mechanism according to claim 1, characterized in that: The low-power supply module includes a sodium-ion battery.

3. A sodium ion battery and lithium ion battery hybrid power supply mechanism according to claim 1, characterized in that: The high-power supply module includes a lithium-ion battery.

4. A sodium ion battery and lithium ion battery hybrid power supply mechanism according to claim 1, characterized in that: The intelligent module includes a power detection module, a control module and an execution module.

5. A sodium ion battery and lithium ion battery hybrid power supply mechanism according to claim 4, characterized in that: The power detection module is used to detect the power status of the low-power power supply module and the high-power power supply module.

6. A sodium ion battery and lithium ion battery hybrid power supply mechanism according to claim 5, characterized in that: The control module intelligently selects a low-power power supply module or a high-power power supply module for power supply according to the power demand and the detection result of the power detection module.

7. A sodium ion battery and lithium ion battery hybrid power supply mechanism according to claim 6, characterized in that: The execution module performs the power supply operation according to the instruction of the control module.

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