阅读说明：本技术 一种分布式压缩空气储能装置 (Distributed compressed air energy storage device ) 是由 陈辉 梅生伟 蔺通 庄重 雷震 牛晨晖 张宪岭 贾红金 章恂 董祥龙 张凯 于 2021-08-23 设计创作，主要内容包括：本发明提供了一种分布式压缩空气储能装置,所述系统包括储气结构、预储气结构、过滤结构、换热结构、空气输送结构及排污结构,空气输送结构包括空气输送管道,储气结构连接换热结构,过滤结构设置在储气结构的内部,储气结构还连接排污结构,系统还包括吸湿结构和空气状态检测结构,吸湿结构与储气结构连接,储气结构包括储气罐,预储气结构包括预储气罐,空气状态检测结构连接系统的进气口,空气状态检测结构连接预储气结构,预储气结构连接吸湿结构,预储气结构出气端设置有控制阀,在每个结构连接的部分均设置有密封环件用以满足输送空气的密封性要求,各个结构均设置在空气输送管道上,大大提升了空气除湿效率。(The invention provides a distributed compressed air energy storage device, which comprises an air storage structure, a pre-air storage structure, a filtering structure, a heat exchange structure, an air delivery structure and a sewage discharge structure, wherein the air delivery structure comprises an air delivery pipeline, the air storage structure is connected with the heat exchange structure, the filtering structure is arranged inside the air storage structure, the air storage structure is also connected with the sewage discharge structure, the system also comprises a moisture absorption structure and an air state detection structure, the moisture absorption structure is connected with the air storage structure, the air storage structure comprises an air storage tank, the pre-air storage structure comprises a pre-air storage tank, the air state detection structure is connected with an air inlet of the system, the air state detection structure is connected with the pre-air storage structure, the pre-air storage structure is connected with the moisture absorption structure, the air outlet end of the pre-air storage structure is provided with a control valve, and a sealing ring piece is arranged at the part connected with each structure to meet the sealing requirement of air delivery, each structure all sets up on air conveying pipeline, has promoted air dehumidification efficiency greatly.)

1. A distributed compressed air energy storage device is characterized in that the system comprises an air storage structure (105), a pre-air storage structure (102), a filtering structure, a heat exchange structure, an air conveying structure and a sewage discharge structure, the air conveying structure comprises an air conveying pipeline (101), the air storage structure (105) is connected with the heat exchange structure, the filtering structure is arranged inside the air storage structure (105), the air storage structure (105) is further connected with the sewage discharge structure, the system further comprises a moisture absorption structure (104) and an air state detection structure (106), the moisture absorption structure (104) and the air state detection structure (106) are connected with the air storage structure (105), the air storage structure (105) comprises an air storage tank, the pre-air storage structure (102) comprises a pre-air storage tank, the air state detection structure (106) is connected with an air inlet (100) of the system, and the air state detection structure (106) is connected with the pre-air storage structure (105) (102), the pre-air storage structure ((102) is connected with the moisture absorption structure (104), and a control valve (110) is arranged at the air outlet end of the pre-air storage structure (102).

2. The distributed compressed air energy storage device according to claim 1, wherein the moisture absorption structure (104) comprises a first moisture absorption pipeline (111), a second moisture absorption pipeline (112) and a third moisture absorption pipeline (117), the three moisture absorption pipelines are respectively provided with a first moisture absorption tank (116), a second moisture absorption tank (114) and a third moisture absorption tank (115), the air inlet and the air outlet of the first moisture absorption tank (116), the second moisture absorption tank (114) and the third moisture absorption tank (115) are respectively provided with a control valve (110), the diameter of the air inlet (100) is larger than the diameters of the first moisture absorption tank (116), the second moisture absorption tank (114) and the third moisture absorption tank (115), and the volume of the first moisture absorption tank (116) is larger than the volumes of the second moisture absorption tank (114) and the third moisture absorption tank (115).

3. A distributed compressed air energy storage device according to claim 2, wherein said air condition detection structure (106) comprises a detection box, and a silica gel (103) moisture absorption structure (104) is arranged in said detection box.

4. A distributed compressed air energy storage apparatus according to claim 3, wherein said first canister (116) is not located at the same level as said second canister (114) and said third canister (115).

5. A distributed compressed air energy storage apparatus according to claim 4, wherein said first, second and third moisture absorption tanks (116, 114, 115) are detachably connected to moisture absorption piping.

6. A distributed compressed air energy storage apparatus according to claim 5 wherein said detection box is provided with a viewing window (107).

7. A distributed compressed air energy storage device according to claim 6, wherein said silica gel (103) moisture absorption structure (104) is arranged in a peripheral mounting groove (119) in the detection box, the mounting groove (119) and the middle ventilation channel are provided with mounting plates (109).

8. A distributed compressed air energy storage device according to claim 1, wherein drying structures (113) are provided inside said first, second and third moisture absorption tanks (116, 114, 115).

Technical Field

The invention relates to the technical field of compressed air energy storage, in particular to a distributed compressed air energy storage device.

Background

The compressed air energy storage refers to an energy storage mode of using electric energy for compressing air in a power grid load valley period and releasing compressed air to drive a steam turbine to generate power in a power grid load peak period. The compressed air energy storage system mainly comprises a traditional compressed air energy storage system, a compressed air energy storage system with a heat storage device and a liquid-gas compressed energy storage system. Compressed-Air Energy Storage (CAES) refers to an Energy Storage mode in which electric Energy is used for compressing Air during the low-load period of a power grid, the Air is sealed in a scrapped mine, a settled seabed gas Storage tank, a cave, an overdue oil and gas well or a newly-built gas Storage well at high pressure, and the Compressed Air is released to push a steam turbine to generate electricity during the high-load period of the power grid. The compressed air energy storage system is also diversified in form, and can be divided into the following types according to working media, storage media and heat sources: the system comprises a traditional compressed air energy storage system (requiring fossil fuel combustion), a compressed air energy storage system with a heat storage device and a liquid-gas compressed energy storage system. In the air energy storage process, air needs to be fully dehumidified, but the common air storage device has a common dehumidification effect on air.

Disclosure of Invention

In order to solve the above problems, the present invention provides a distributed compressed air energy storage device, the system includes an air storage structure, a pre-air storage structure, a filtering structure, a heat exchange structure, an air delivery structure and a drainage structure, the air delivery structure includes an air delivery pipe, the air storage structure is connected to the heat exchange structure, the filtering structure is disposed inside the air storage structure, the air storage structure is further connected to the drainage structure, the drainage structure is disposed at the bottom of the air storage structure for discharging the impurity wastes inside the air storage tank, the system further includes a moisture absorption structure and an air state detection structure, the moisture absorption structure is connected to the air storage structure, the air storage structure includes an air storage tank, the pre-air storage structure includes a pre-air storage tank, the air state detection structure is connected to the air inlet of the system, the air state detection structure is connected to the pre-air storage structure, the pre-air storage structure is connected to the moisture absorption structure, the air outlet end of the pre-air storage structure is provided with a control valve, a sealing ring piece is arranged at the part connected with each structure and used for meeting the sealing requirement of air conveying, and each structure is arranged on an air conveying pipeline.

As an improvement of the invention, the moisture absorption structure comprises a first moisture absorption pipeline, a second moisture absorption pipeline and a third moisture absorption pipeline, the plurality of moisture absorption pipelines are arranged for dispersing the circulation of air so as to be convenient for removing moisture in the air better, three moisture absorption pipelines are respectively provided with a first moisture absorption tank, a second moisture absorption tank and a third moisture absorption tank, air inlets and air outlets of the first moisture absorption tank, the second moisture absorption tank and the third moisture absorption tank are respectively provided with a control valve, the control valves are used for controlling the moisture absorption mode of selectively conveying the air, the diameter of the air inlet is larger than the diameters of the first moisture absorption tank, the second moisture absorption tank and the third moisture absorption tank, the distance between the first moisture absorption pipeline and the air conveying pipeline is smaller than the distance between the second moisture absorption pipeline and the third moisture absorption pipeline and the air conveying pipeline, the design can improve the dehumidification efficiency of the air without influencing the circulation speed of the air, the volume of first moisture absorption jar is greater than the volume of second moisture absorption jar and third moisture absorption jar, first moisture absorption jar and second moisture absorption jar and third moisture absorption jar are not located same water flat line's position, and the arrangement of first moisture absorption jar and second moisture absorption jar and third moisture absorption jar stagger the position can save space under the condition of keeping multichannel dehumidification, reduces the distance of circulation of air.

As an improvement of the present invention, the air condition detection structure includes a detection box, a silica gel moisture absorption structure is disposed in the detection box, and the silica gel moisture absorption structure is used for visually observing the humidity in the air, so that the subsequent moisture absorption step can be accurately controlled.

As an improvement of the invention, the first moisture absorption tank, the second moisture absorption tank and the third moisture absorption tank are detachably connected with the moisture absorption pipeline, and the detachable structure can facilitate the cleaning or replacement of other moisture absorption tanks while one moisture absorption tank works.

As an improvement of the invention, the detection box is provided with an observation part which can be provided with a transparent observation window, the current humidity condition of the air in the pre-air storage tank can be visually observed through the transparent observation window, so that the subsequent moisture absorption step is convenient to control, when the air humidity is not high, the current humidity condition can be known through the color change condition of silica gel in the observation box, and therefore, only one or two moisture absorption pipelines can be opened to allow the air to pass through, and the air tank inlet efficiency is improved.

As an improvement of the invention, the silica gel moisture absorption structure is arranged in a peripheral mounting groove in the detection box, the mounting groove and the middle ventilation channel are provided with mounting plates, and the mounting plates are provided with through hole structures, so that air can be conveniently and fully contacted with the silica gel.

As an improvement of the invention, drying structures are arranged in the first moisture absorption tank, the second moisture absorption tank and the third moisture absorption tank, the drying structures can be drying agents or other substances capable of drying air, and similar to the internal structure of the detection box, installation groove structures contacting with the air are arranged.

The invention has the beneficial effects that: the air conditioner comprises a first moisture absorption tank, a second moisture absorption tank and a third moisture absorption tank, wherein the first moisture absorption tank, the second moisture absorption tank and the third moisture absorption tank are detachably connected with a moisture absorption pipeline, the first moisture absorption tank, the second moisture absorption tank and the third moisture absorption tank are detachably connected with the moisture absorption pipeline, the detachable structure can facilitate cleaning or replacing other moisture absorption tanks while one moisture absorption tank works, meanwhile, the arranged air state detection structure comprises a detection box, a silica gel moisture absorption structure is arranged in the detection box, and the silica gel moisture absorption structure is used for observing the humidity in the air more intuitively and accurately controlling the subsequent moisture absorption step.

Drawings

Fig. 1 is a schematic structural diagram of an energy storage device according to the present invention.

List of reference numerals: the air-conditioning system comprises an air inlet 100, an air conveying pipeline 101, a pre-air storage structure 102, silica gel 103, a moisture absorption structure 104, an air storage structure 105, an air state detection structure 106, an observation window 107, a through hole structure 108, a mounting plate 109, a control valve 110, a first moisture absorption pipeline 111, a second moisture absorption pipeline 112, a drying structure 113, a second moisture absorption tank 114, a third moisture absorption tank 115, a first moisture absorption tank 116, a third moisture absorption pipeline 117, a sealing ring piece 118 and a mounting groove 119.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention.

Example (b): referring to fig. 1, the present invention provides a distributed compressed air energy storage device, the system includes an air storage structure 105, a pre-air storage structure 102, a filtering structure, a heat exchange structure, an air delivery structure and a drainage structure, the air delivery structure includes an air delivery pipe 101, the air storage structure 105 is connected to the heat exchange structure, the filtering structure is disposed inside the air storage structure 105, the air storage structure 105 is further connected to the drainage structure, the drainage structure is disposed at the bottom of the air storage structure 105 and is used for draining the impurity wastes inside the air storage tank, the system further includes a moisture absorption structure 104 and an air state detection structure 106, the moisture absorption structure 104 is connected to the air storage structure 105, the air storage structure 105 includes an air storage tank, the pre-air storage structure 102 includes a pre-air storage tank, the air state detection structure 106 is connected to the air inlet 100 of the system, the air state detection structure 106 is connected to the pre-air storage structure 102, the pre-air storage structure 102 is connected to the moisture absorption structure 104, the air outlet of the pre-air storage structure 105102 is provided with a control valve 110, a sealing ring 118 is provided at the connection portion of each structure to meet the sealing requirement of air transportation, and each structure is provided on the air transportation pipeline 101. The moisture absorption structure 104 comprises a first moisture absorption pipeline 111, a second moisture absorption pipeline 112 and a third moisture absorption pipeline 117, wherein a plurality of moisture absorption pipelines are arranged for dispersing the circulation of air so as to better remove moisture in the air, three moisture absorption pipelines are respectively provided with a first moisture absorption tank 116, a second moisture absorption tank 114 and a third moisture absorption tank 115, air inlets and air outlets of the first moisture absorption tank 116, the second moisture absorption tank 114 and the third moisture absorption tank 115 are respectively provided with a control valve 110, the control valves 110 are used for controlling the moisture absorption mode of the selected conveying air, the diameter of the air inlet 100 is larger than the diameters of the first moisture absorption tank 116, the second moisture absorption tank 114 and the third moisture absorption tank 115, the distance between the first moisture absorption pipeline 111 and the air conveying pipeline 101 is smaller than the distance between the second moisture absorption pipeline 112 and the third moisture absorption pipeline 117 and the air conveying pipeline 101, and the design can improve the dehumidification efficiency of the air without influencing the circulation speed of the air, the volume of the first moisture absorption tank 116 is larger than the volumes of the second moisture absorption tank 114 and the third moisture absorption tank 115, the first moisture absorption tank 116, the second moisture absorption tank 114 and the third moisture absorption tank 115 are not located at the same horizontal line, and the staggered arrangement of the first moisture absorption tank 116, the second moisture absorption tank 114 and the third moisture absorption tank 115 can save space and reduce the distance of air circulation under the condition of multi-channel dehumidification. The air condition detection structure 106 comprises a detection box, wherein a silica gel 103 moisture absorption structure 104 is arranged in the detection box, and the silica gel 103 moisture absorption structure 104 can accurately control the subsequent moisture absorption step in order to observe the humidity in the air more intuitively. The first, second and third moisture absorption tanks 116, 114 and 115 are detachably connected to the moisture absorption pipeline, and the detachable structure can facilitate cleaning or replacing other moisture absorption tanks while one moisture absorption tank is working. First moisture absorption jar 116, second moisture absorption jar 114 and the inside dry structure 113 that is provided with of third moisture absorption jar 115, dry structure 113 can be for the drier or other can dry the material of air, the detection case is provided with the observation part, the observation part can set up transparent observation window 107, can the present humidity condition of the air in the storage tank in advance of audio-visual observation through transparent observation window 107, make things convenient for follow-up control to absorb moisture the step, when air humidity is not high, can learn through the silica gel 103 discoloration circumstances in the observation case this time to can only open one or two moisture absorption pipelines, let the air pass through, promoted the air and advanced a jar efficiency. The silica gel 103 moisture absorption structure 104 is arranged in a peripheral mounting groove 119 in the detection box, the mounting groove 119 and the middle ventilation channel are provided with a mounting plate 109, and the mounting plate 109 is provided with a through hole structure 108, so that air can be fully contacted with the silica gel 103 conveniently.

The working process is as follows: air enters an air conveying pipeline 101 through an air inlet 100, enters a detection box in an air state detection structure 106, after the humidity detection in the detection box, the air enters a pre-air storage tank, at the moment, a control valve 110 at the outlet end of the pre-air storage tank is in a closed state, a required moisture absorption mode is selected according to the color change degree of the silica gel 103, when the color change degree of the silica gel 103 is one degree, a first moisture absorption pipeline 111 is selected to be opened, a second moisture absorption pipeline 112 and a third moisture absorption pipeline 117 are closed, when the color change degree of the silica gel 103 is two degrees, the first moisture absorption pipeline 111, the second moisture absorption pipeline 112 and the third moisture absorption pipeline 117 are selected to be opened, the moisture absorption effect of the air is improved, after the proper moisture absorption mode is selected, the air enters a corresponding tank to be dried and then enters the air storage tank, at this point, the air within the air reservoir has completed an effective drying and dehumidification step.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various modifications can be made to the embodiments described in the foregoing embodiments, or some or all of the technical features of the embodiments can be equivalently replaced, and the modifications or the replacements do not make the essence of the corresponding technical solutions depart from the scope of the embodiments of the present invention.