CN214153649U - Intelligent micro-grid power station with noise reduction function - Google Patents
Intelligent micro-grid power station with noise reduction function Download PDFInfo
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- CN214153649U CN214153649U CN202022716747.0U CN202022716747U CN214153649U CN 214153649 U CN214153649 U CN 214153649U CN 202022716747 U CN202022716747 U CN 202022716747U CN 214153649 U CN214153649 U CN 214153649U
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Abstract
The utility model discloses an intelligent microgrid power station with noise reduction function, the power station comprises an oil engine compartment and an equipment compartment, after the equipment compartment is electrically connected with the oil engine compartment, the equipment compartment controls the power generation and distribution of the oil engine compartment, the power station also comprises a battery compartment for power storage, the battery compartment is electrically connected with the equipment compartment, the oil engine compartment is also provided with a discharging interface, and the discharging interface is electrically connected with the equipment compartment; a noise reduction assembly is also provided in the power station. The equipment cabin realizes the control of the power generation and the power distribution of the oil engine cabin, the discharging interface has the power generation and supply functions of external equipment, the battery cabin is arranged to store part of electric energy in the battery cabin after the equipment cabin is used for controlling the oil engine cabin to generate power, and the battery cabin and the oil engine cabin can be discharged together to the outside by using the power distribution of the equipment cabin after certain electric energy is stored in the battery cabin, so that the high-power load requirement is realized. The setting of the noise reduction assembly realizes the noise reduction and cooling functions of the power station, and guarantees the service efficiency and the service life of the power station.
Description
Technical Field
The utility model belongs to the technical field of intelligent power station, in particular to intelligence microgrid power station with function of making an uproar is fallen.
Background
With the rapid development of national economy and the continuous improvement of the living standard of people in China, the electricity consumption of a plurality of infrastructure sites (such as automatic control systems or heat preservation systems of construction sites of high-speed railways, expressways, bridges, tunnels and the like) and occasions of living facilities (such as uninterrupted refrigeration of a refrigeration train unit in the transportation process or in a marshalling station or small refrigeration houses in remote villages) relates to the condition that no power grid is used for supplying power.
In order to solve the problems, the container power station is disclosed in the patent with the patent number of "CN 203201657U" and the name of "container power station", and comprises a first container, a second container, a third container, a diesel generator set, an auxiliary machine, a low-voltage electrical cabinet and a high-voltage electrical cabinet, wherein the auxiliary machine and the low-voltage electrical cabinet are arranged in the first container, the diesel generator set is arranged in the second container, and the high-voltage electrical cabinet is arranged in the third container.
In the patent, the power supply to remote areas or specific areas is realized through the design of container type power stations, but the power station has a complex structure, can be realized by a plurality of containers, has large floor area and is very inconvenient; in addition, the power station does not have a noise reduction function, and the power station can generate larger noise in the use process, so that the life of surrounding people is interfered, and the power station is very inconvenient.
Disclosure of Invention
In order to solve the above problems, a primary object of the present invention is to provide an intelligent microgrid power station with a noise reduction function, which is characterized in that power generation and distribution equipment are integrated in a container, so as to facilitate construction and use of the power station, and reduce requirements of laying the power station on the use environment; through the arrangement of the noise reduction structure, the noise generated in the working process of the power station is reduced, and the influence of the power station on the surrounding environment in the using process is reduced.
Another object of the utility model is to provide an intelligence microgrid power station with function of making an uproar is fallen, the electricity generation and the distribution point part rational distribution of this power station in a container, avoided the complicacy of power station inner line to lay.
Another object of the utility model is to provide an intelligence microgrid power station with function of making an uproar is fallen, this power station simple structure can realize holding and discharging outward, and can satisfy powerful discharge demand.
In order to achieve the above object, the technical solution of the present invention is as follows.
The intelligent micro-grid power station with the noise reduction function comprises an oil engine cabin and an equipment cabin, wherein the equipment cabin is electrically connected with the oil engine cabin and then controls the oil engine cabin to generate and distribute power; a noise reduction assembly is also provided in the power station. The control of the power generation and the power distribution of the oil engine room is realized through the equipment room, the power generation and power supply functions of external equipment are realized by utilizing the discharging interface, a part of electric energy can be stored in the battery room after the equipment room is utilized to control the oil engine room to generate power, and meanwhile, after certain electric energy is stored in the battery room, the power distribution of the equipment room is utilized, the external discharge of the battery room and the oil engine room can be realized together, and the high-power load demand is realized. Through the setting of the noise reduction assembly, the noise reduction and silencing function of the power station is achieved, noise pollution of the power station to the surrounding environment in the using process is reduced, and the power station is convenient to use.
Further, the power station further comprises a shell, the oil engine cabin, the equipment cabin and the battery cabin are all arranged inside the shell, and the equipment cabin is arranged between the battery cabin and the oil engine cabin. The setting of casing can realize the same storage to oil cabin, equipment cabin and battery compartment, makes it form a complete power station structure in the casing, and wherein this casing includes the container, utilizes the casing of container size to realize laying to the power station, both makes things convenient for laying of this power station, makes it receive the limitation of environment less, concentrates on the power station in the container in addition, also makes things convenient for the transport of power station.
Further, the noise reduction assembly comprises an oil engine noise reduction structure, an equipment noise reduction structure and a battery noise reduction structure, and the oil engine noise reduction structure, the equipment noise reduction structure and the battery noise reduction structure are respectively arranged in the oil engine cabin, the equipment cabin and the battery cabin. Through the arrangement of the oil engine noise reduction structure, the equipment noise reduction structure and the battery noise reduction structure, the noise reduction functions of the oil engine room, the equipment cabin and the battery cabin are respectively realized, the good working environment and efficiency of the oil engine room, the equipment cabin and the battery cabin are ensured, and the power station is convenient to use.
Further, be provided with the engine in the engine compartment, the structure of making an uproar includes first exhaust silencer and second exhaust silencer, detachable being connected with first exhaust silencer and second exhaust silencer on the gas outlet of engine. Through the arrangement of the first exhaust silencer and the second exhaust silencer, the two-stage silencing function of the engine exhaust is realized, the size of the sound generated by the engine exhaust can be reduced to a great extent, and the noise is avoided.
Furthermore, an oil engine air inlet and an oil engine air outlet are arranged on the oil engine room, the oil engine noise reduction structure further comprises an air inlet silencer, an air outlet silencer and air outlet sound-absorbing cotton, and the air inlet silencer and the air outlet silencer are detachably connected to the oil engine air inlet and the oil engine air outlet respectively; the air outlet sound absorption cotton is adhered to the air outlet of the oil machine; the air inlet silencer can reduce the size of sound generated by air inlet of the oil engine, the air outlet sound-absorbing cotton can reduce the size of sound generated by air outlet of the oil engine, and the air outlet sound-absorbing cotton can absorb the sound generated by air outlet of the oil engine.
The oil engine noise reduction structure further comprises a glass wool porous plate, and the glass wool porous plate is arranged on the inner surface of the cabin body of the oil engine cabin. The glass wool perforated plate can realize the absorption of the sound produced in the oil engine compartment, and the sound produced in the oil engine compartment can be fully absorbed in a multi-level manner by combining the design of the first exhaust silencer, the second exhaust silencer, the air inlet silencer, the air outlet silencer and the air outlet sound-absorbing wool.
Further, the structure of making an uproar falls in equipment includes that the air inlet inhales the sound cotton, the air inlet inhales the sound cotton setting on the air intake in equipment compartment. The sound that produces when inhaling the air of equipment compartment can be realized inhaling to the cotton setting of inhaling of air inlet.
Furthermore, the oil engine room further comprises a generator set, a switch cabinet and an oil engine control box, the switch cabinet, the engine and the generator set are all electrically connected with the oil engine control box, the equipment room comprises an energy storage converter, a power distribution cabinet and a central control cabinet, the energy storage converter, the power distribution cabinet and the oil engine control box are all electrically connected with the central control cabinet, and the energy storage converter is also electrically connected with the battery room. The oil engine control box controls the power generation of the generator set, and the switch cabinet is used for controlling the opening and closing of the oil engine control box, namely the control of starting or stopping the generator set. Wherein, the generating set includes the diesel generating set. The central control cabinet is used for controlling the switch of the energy storage converter, and the energy storage converter can be used for controlling the charging and discharging of the battery. The power distribution cabinet is used for realizing the configuration of the circuit.
Further, the battery noise reduction structure comprises heat-insulation sound-absorption cotton, and the heat-insulation sound-absorption cotton is arranged on the surface of the inner cabin body of the battery cabin. The heat preservation sound absorption cotton can realize the absorption of the sound that the battery compartment produced.
Further, the engine is arranged on the base, an engine shock absorber is arranged between the engine and the base, and a base shock absorber is arranged between the base and the shell. The engine often can produce great vibration in the operation process, utilizes the setting of engine shock absorber and base shock absorber, can realize the damping effect between engine and the casing, reduces the sound that engine and casing collision take place, avoids the production of noise.
Furthermore, a first partition plate is arranged between the battery cabin and the equipment cabin, a second partition plate is arranged between the equipment cabin and the oil engine cabin, an access door is arranged on the second partition plate, and after the access door is opened, the equipment cabin is communicated with the oil engine cabin; the side edge of the shell is provided with a battery cabin door, an equipment cabin door and an oil engine cabin door, the battery cabin door, the equipment cabin door and the oil engine cabin door are respectively arranged opposite to the battery cabin, the equipment cabin and the oil engine cabin door, and the equipment cabin door and the oil engine cabin door are respectively provided with more than one maintenance window. Through the arrangement of the first partition plate and the second partition plate, the battery compartment, the equipment compartment and the oil engine compartment are separated, the power station is convenient to construct, the battery compartment, the equipment compartment and the oil engine compartment are in a cleaned layout, and wiring inside the power station is simplified. Through the arrangement of the access door on the second partition plate, the access door is conveniently utilized to realize the overhaul between the equipment compartment and the oil engine compartment. The arrangement of the battery cabin door, the equipment cabin door and the oil engine cabin door facilitates the debugging and the maintenance of the battery cabin, the equipment cabin and the oil engine cabin respectively. The maintenance windows are arranged on the equipment cabin door and the oil engine cabin door, so that the equipment cabin and the oil engine cabin can be debugged and observed by using the maintenance windows.
Further, still be provided with external junction box in the oil engine room, external junction box is connected with the oil engine control box electricity, just external junction box still is connected with the interface electricity that discharges. After the external junction box is electrically connected with the discharging interface and the discharging interface is electrically connected with the external equipment, the power station can discharge the external equipment.
Furthermore, a fire control box is further arranged in the oil engine cabin, and a fire control hanging ball is further arranged in the equipment cabin. The fire control box can guarantee the fire control safety in the oil engine room, and the fire control safety in the equipment room can be guaranteed to the fire control davit.
Furthermore, a battery cluster and a battery cluster fixing support are arranged in the battery cabin, and the battery cluster is fixed in the battery cabin through the battery cluster fixing support. The storage to the electric energy can be realized to the battery cluster, through the setting of battery cluster fixed bolster, can guarantee the stability of the mounting structure of battery cluster.
Further, the battery cluster comprises batteries arranged longitudinally. Through setting up the battery to vertically arranging in the battery cluster, the efficient has reduced the horizontal length of power station, has saved length direction's size greatly, guarantees that power station length accords with the size of ISO 20FT container, convenient transportation and transportation.
The utility model discloses a storage of the electric energy of oil engine cabin electricity generation has been realized in the setting of battery compartment, utilizes battery compartment and oil engine cabin to externally discharge simultaneously, can satisfy powerful discharge demand.
The battery compartment, the equipment compartment and the oil engine compartment are integrally arranged in the container, so that the transportation and the transportation of the power station can be facilitated. Meanwhile, the power station with the size of the container is convenient to lay and use.
The equipment cabin is arranged in the middle of the battery cabin and the oil engine cabin, so that the complexity of wiring inside the power station can be reduced, and the construction efficiency of the power station is improved.
Through the arrangement of the noise reduction structure, the noise generated in the working process of the power station is reduced, and the influence of the power station on the surrounding environment in the using process is reduced.
Drawings
Fig. 1 is a structural view of the present invention.
Fig. 2 is a plan view of the present invention with the upper housing removed.
Fig. 3 is a front view of the present invention with the front housing removed.
Fig. 4 is a front view of the present invention.
Fig. 5 is a rear view of the present invention with the rear case removed.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-5, in order to provide the utility model for an intelligent microgrid power station with noise reduction function, the power station includes an oil engine room 1 and an equipment room 2, after the equipment room 2 is electrically connected with the oil engine room 1, the equipment room 2 controls the oil engine room 1 to generate and distribute power, the power station further includes a battery room 3 for storing power, the battery room 3 is electrically connected with the equipment room 2, the oil engine room 1 is further provided with a discharging interface (not shown), and the discharging interface is electrically connected with the equipment room 2; a noise reduction assembly 5 is also provided in the plant. Realize the control of the electricity generation and the distribution of oil engine room 1 through equipment compartment 2, utilize the interface that discharges, realize the power generation power supply function to external equipment, through the setting of battery compartment 3, after utilizing equipment compartment 2 to control oil engine room 1 electricity generation, can store some electric energy in battery compartment 3, and simultaneously, after 3 reserves certain electric energy in battery compartment, utilize the distribution of equipment compartment 2, can realize together external discharge of battery compartment 3 and oil engine room 1, realize powerful load demand. Through the setting of subassembly 5 of making an uproar, realize the noise elimination function of making an uproar that falls to the power station, reduced this power station to the noise pollution of surrounding environment in the use, make things convenient for the use of this power station.
The power station further comprises a shell 4, the oil engine cabin 1, the equipment cabin 2 and the battery cabin 3 are all arranged inside the shell 4, and the equipment cabin 2 is arranged between the battery cabin 3 and the oil engine cabin 1. The setting of casing 4 can realize the same storage to oil cabin 1, equipment cabin 2 and battery compartment 3, makes it form a complete power station structure in casing 4, and wherein this casing 4 includes the container, utilizes the casing 4 of container size to realize laying to the power station, both makes things convenient for laying of this power station, makes it receive the limitation of environment less, concentrates on the power station in the container in addition, also makes things convenient for the transport of power station.
The noise reduction assembly 5 comprises an oil engine noise reduction structure, an equipment noise reduction structure and a battery noise reduction structure, and the oil engine noise reduction structure, the equipment noise reduction structure and the battery noise reduction structure are respectively arranged in the oil engine compartment 1, the equipment compartment 2 and the battery compartment 3. Through the arrangement of the oil engine noise reduction structure, the equipment noise reduction structure and the battery noise reduction structure, the noise reduction functions of the oil engine room 1, the equipment room 2 and the battery room 3 are respectively realized, the good working environment and efficiency of the oil engine room 1, the equipment room 2 and the battery room 3 are ensured, and the power station is convenient to use.
The engine 10 is arranged in the engine room 1, the oil engine noise reduction structure includes a first exhaust muffler 51 and a second exhaust muffler 52, and the first exhaust muffler 51 and the second exhaust muffler 52 are detachably connected to an air outlet of the engine 10. By providing the first exhaust muffler 51 and the second exhaust muffler 52, a two-stage sound-deadening function for the exhaust of the engine 10 is realized, and the sound generated by the exhaust of the engine 10 can be reduced to a great extent, thereby avoiding the generation of noise.
The oil engine noise reduction structure comprises an air inlet silencer 53, an air outlet silencer 54 and air outlet sound absorption cotton 55, wherein the oil engine room 1 is provided with an oil engine air inlet 16 and an oil engine air outlet 17, and the air inlet silencer 53 and the air outlet silencer 54 are detachably connected to the oil engine air inlet 16 and the oil engine air outlet 17 respectively; the air outlet sound absorption cotton 55 is adhered to the air outlet 17 of the oil machine; the air inlet silencer 53 can reduce the sound generated by the inlet air of the oil engine air inlet 16, the air outlet sound-absorbing cotton 55 can reduce the sound generated by the outlet air of the oil engine air outlet 17, and the air outlet sound-absorbing cotton 55 can absorb the sound generated by the outlet air of the oil engine air outlet 17.
The oil engine noise reduction structure further comprises a glass wool porous plate 56, and the glass wool porous plate 56 is arranged on the inner surface of the cabin body of the oil engine cabin 1. The glass wool porous plate 56 can absorb the sound generated in the oil engine compartment 1, and the sound generated in the oil engine compartment 1 can be absorbed in a multi-level manner by combining the design of the first exhaust silencer 51, the second exhaust silencer 52, the air inlet silencer 53, the air outlet silencer 54 and the air outlet sound-absorbing cotton 55.
Wherein, the structure of making an uproar falls in equipment includes that the air inlet inhales sound cotton 57, the air inlet inhales sound cotton 57 setting on the air intake in equipment compartment. The arrangement of the air inlet sound absorption cotton 57 can realize the absorption of sound generated when air enters the equipment compartment.
The oil engine room 1 further comprises a generator set 11, a switch cabinet 12 and an oil engine control box 13, the switch cabinet 12, the engine 10 and the generator set 11 are all electrically connected with the oil engine control box 13, the equipment room comprises an energy storage converter 23, a power distribution cabinet 24 and a central control cabinet 25, the energy storage converter 23, the power distribution cabinet 24 and the oil engine control box 13 are all electrically connected with the central control cabinet 25, and the energy storage converter 23 is further electrically connected with a battery room. The fuel engine control box 13 controls the power generation of the generator set 11, and the switch cabinet 12 is used for controlling the opening and closing of the fuel engine control box 13, namely, the control of starting or stopping the operation of the generator set 11 is realized. Wherein the generator set 11 comprises a diesel generator set 11. The central control cabinet 25 is used for controlling the on-off of the energy storage converter 23, and the energy storage converter 23 can be used for controlling the charging and discharging of the battery. The switch board 24 is used for realizing the configuration of the circuit.
Wherein, the battery noise reduction structure includes that the sound is inhaled in the heat preservation cotton 58, the sound is inhaled in the heat preservation cotton 58 setting on the surface of the inside cabin body of battery compartment 3. The heat-insulating sound-absorbing cotton 58 can absorb the sound generated by the battery compartment 3.
The engine 10 is disposed on a base 18, an engine damper 101 is disposed between the engine 10 and the base 18, and a base damper 181 is disposed between the base 18 and the housing 4. The engine 10 often generates large vibration during operation, and the arrangement of the engine damper 101 and the base damper 181 can achieve a damping effect between the engine 10 and the housing, reduce the sound generated by collision between the engine 10 and the housing, and avoid the generation of noise
Wherein, be provided with first baffle 21 between battery compartment 3 and the equipment cabin 2, be provided with second baffle 22 between equipment cabin 2 and the oil engine cabin 1, be provided with access door 221 on the second baffle 22, after access door 221 opened, communicate between equipment cabin 2 and the oil engine cabin 1. Through the arrangement of the first partition plate 21 and the second partition plate 22, the battery compartment 3, the equipment compartment 2 and the oil engine compartment 1 are separated, the construction of the power station is facilitated, the battery compartment 3, the equipment compartment 2 and the oil engine compartment 1 form a cleaned layout, and wiring inside the power station is simplified. The arrangement of the access door 221 on the second partition 22 facilitates the use of the access door 221 to realize the access between the equipment compartment 2 and the fuel engine compartment 1.
The battery compartment door 43, the equipment compartment door 42 and the fuel engine compartment door 41 are arranged on the side edge of the shell 4, the battery compartment door 43, the equipment compartment door 42 and the fuel engine compartment door 41 are respectively arranged opposite to the battery compartment 3, the equipment compartment 2 and the fuel engine compartment 1, and more than one access window 421 is respectively arranged on the equipment compartment door 42 and the fuel engine compartment door 41. The arrangement of the battery compartment door 43, the equipment compartment door 42 and the fuel tank door 41 facilitates the debugging and maintenance of the battery compartment 3, the equipment compartment 2 and the fuel tank 1, respectively. By providing the access windows 421 on the equipment bay door 42 and the fuel tank door 41, the access windows 421 may be utilized to enable commissioning and observation of the equipment bay 2 and the fuel tank 1.
The oil engine room 1 is further provided with an external connection box 14, the external connection box 14 is electrically connected with the oil engine control box 13, and the external connection box 14 is further electrically connected with the discharging interface. After the external connection box 14 is electrically connected with the discharging interface and the discharging interface is electrically connected with the external equipment, the discharging of the power station to the external equipment can be realized.
Wherein, still be provided with fire control box 15 in the oil cabin 1, still be provided with fire control davit 26 in the equipment compartment 2. The fire control box 15 can ensure fire safety in the oil tank 1, and the fire-fighting sling ball 26 can ensure fire safety in the equipment tank 2.
Wherein, a battery cluster 31 and a battery cluster fixing bracket 32 are arranged in the battery compartment 3, and the battery cluster 31 is fixed in the battery compartment 3 through the battery cluster fixing bracket 32. The storage of electric energy can be realized to battery cluster 31, through the setting of battery cluster fixed bolster 32, can guarantee battery cluster 31's mounting structure's stability.
Wherein, the battery cluster 31 comprises batteries arranged longitudinally. Through setting up the battery to vertically arranging in the battery cluster 31, the efficient has reduced the horizontal length of power station, has saved length direction's size greatly, guarantees that power station length accords with the size of ISO 20FT container, convenient transportation and transportation.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The intelligent micro-grid power station with the noise reduction function comprises an oil engine cabin and an equipment cabin, wherein the equipment cabin is electrically connected with the oil engine cabin and then controls the oil engine cabin to generate and distribute power; a noise reduction assembly is also provided in the power station.
2. The intelligent microgrid power station with a noise reduction function of claim 1, further comprising a housing, wherein the oil cabin, the equipment cabin and the battery cabin are all arranged inside the housing, and the equipment cabin is arranged between the battery cabin and the oil cabin.
3. The intelligent microgrid power station with a noise reduction function of claim 2, wherein the noise reduction assembly comprises an oil engine noise reduction structure, an equipment noise reduction structure and a battery noise reduction structure, and the oil engine noise reduction structure, the equipment noise reduction structure and the battery noise reduction structure are respectively arranged in an oil engine compartment, an equipment compartment and a battery compartment.
4. The intelligent micro-grid power station with the noise reduction function as claimed in claim 3, wherein an engine is arranged in the oil engine room, the oil engine noise reduction structure comprises a first exhaust silencer and a second exhaust silencer, and the first exhaust silencer and the second exhaust silencer are detachably connected to an air outlet of the engine.
5. The intelligent micro-grid power station with the noise reduction function of claim 4, wherein an oil engine air inlet and an oil engine air outlet are formed in the oil engine room, the oil engine noise reduction structure further comprises an air inlet silencer, an air outlet silencer and air outlet sound absorption cotton, and the air inlet silencer and the air outlet silencer are detachably connected to the oil engine air inlet and the oil engine air outlet respectively; the air outlet sound absorption cotton is adhered to the air outlet of the oil machine;
the oil engine noise reduction structure further comprises a glass wool porous plate, and the glass wool porous plate is arranged on the inner surface of the cabin body of the oil engine cabin.
6. The intelligent microgrid power station with a noise reduction function of claim 3, wherein the equipment noise reduction structure comprises air inlet sound absorption cotton, and the air inlet sound absorption cotton is arranged on an air inlet of the equipment cabin.
7. The intelligent microgrid power station with a noise reduction function of claim 4, wherein the oil engine room further comprises a generator set, a switch cabinet and an oil engine control box, the switch cabinet, the engine and the generator set are all electrically connected with the oil engine control box, the equipment room comprises an energy storage converter, a power distribution cabinet and a central control cabinet, the energy storage converter, the power distribution cabinet and the oil engine control box are all electrically connected with the central control cabinet, and the energy storage converter is also electrically connected with the battery room.
8. The intelligent microgrid power station with a noise reduction function of claim 3, wherein the battery noise reduction structure comprises heat preservation and sound absorption cotton, and the heat preservation and sound absorption cotton is arranged on the surface of an inner cabin body of the battery cabin.
9. The intelligent microgrid power station with a noise reduction function of claim 4, wherein the engine is arranged on a base, an engine shock absorber is arranged between the engine and the base, and a base shock absorber is arranged between the base and the shell.
10. The intelligent microgrid power station with the noise reduction function of claim 1, wherein a battery cluster and a battery cluster fixing support are arranged in the battery compartment, and the battery cluster is fixed in the battery compartment through the battery cluster fixing support; the cell cluster comprises cells which are longitudinally arranged.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022716747.0U CN214153649U (en) | 2020-11-20 | 2020-11-20 | Intelligent micro-grid power station with noise reduction function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022716747.0U CN214153649U (en) | 2020-11-20 | 2020-11-20 | Intelligent micro-grid power station with noise reduction function |
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| CN214153649U true CN214153649U (en) | 2021-09-07 |
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| CN202022716747.0U Active CN214153649U (en) | 2020-11-20 | 2020-11-20 | Intelligent micro-grid power station with noise reduction function |
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