CN217836897U - Refrigerated container - Google Patents
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- CN217836897U CN217836897U CN202221168110.5U CN202221168110U CN217836897U CN 217836897 U CN217836897 U CN 217836897U CN 202221168110 U CN202221168110 U CN 202221168110U CN 217836897 U CN217836897 U CN 217836897U
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Abstract
The utility model discloses a refrigerated container, which comprises a refrigerated container, a refrigerating system and an energy supply system; the refrigerating box comprises a heat preservation box body; the refrigerating system comprises a diesel-electric dual-purpose cooler and a heat exchanger; the heat exchanger is connected with the diesel-electric dual-purpose refrigerator and is used for cooling the refrigerator; the energy supply system comprises a fuel module, a frequency converter, a battery management module, a high-voltage electricity storage module and an alternating current power supply module; the fuel module is connected with the diesel-electric dual-purpose cooler and can provide fuel power for the diesel-electric dual-purpose cooler; the battery management module is respectively connected with the high-voltage electricity storage module, the alternating current power supply module and the frequency converter; the alternating current power supply module charges the high-voltage power storage module through the battery management module; the alternating current power supply module is connected with the frequency converter; the frequency converter is connected with the diesel-electric dual-purpose cooler, and the electric energy provided by the alternating current power supply module or the battery management module is supplied to the diesel-electric dual-purpose cooler after being subjected to frequency modulation. The utility model discloses use the power supply of high-voltage electricity storage module and AC power supply module and charge, when extension electric energy provides, reduce carbon and discharge.
Description
Technical Field
The utility model belongs to the technical field of the railway cold chain transportation, specifically speaking relates to a refrigerated container.
Background
At present, the refrigerated container is very important transportation equipment whether railway transportation, ocean transportation or road transportation. The refrigerating system of land transportation (railway transportation and road transportation) mostly adopts a diesel electric refrigerator. The operation modes of the refrigerating unit are as follows. When the commercial power is available, the commercial power supplies power to the motor of the diesel electric cooler, so that the motor drives the compressor of the diesel electric cooler to work; when no commercial power is supplied, diesel oil is provided for the diesel engine to drive the compressor to work. The land transportation refrigerated container uses diesel oil as energy under the condition of no commercial power, and carbon dioxide and waste gas containing sulfur and phosphorus compounds discharged by diesel oil combustion and fuel oil leakage hidden danger of a fuel oil tank can pollute the environment.
Disclosure of Invention
The utility model provides a refrigerated container, including high-pressure electricity storage module and can charge and for the alternating current power supply module of the dual-purpose cold quick-witted direct power supply of firewood electricity for high-pressure electricity storage module, make the dual-purpose cold machine of firewood electricity select the energy supply way according to the outside power supply condition, and the clean energy supply way of preferential use, reduce environmental pollution in the time of extension refrigerated container's duration.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes:
a refrigerated container comprises a refrigerated container, a refrigeration system and an energy supply system;
the refrigerating box comprises a heat preservation box body used for placing the articles to be refrigerated and transported;
the refrigerating system comprises a diesel-electric dual-purpose cooler and a heat exchanger; the heat exchanger is connected with the diesel-electric dual-purpose refrigerator and is used for cooling the interior of the refrigerating box;
the energy supply system comprises a fuel module, a frequency converter, a battery management module, a high-voltage electricity storage module and an alternating current power supply module; the fuel module is connected with the diesel-electric dual-purpose cooler and can provide fuel power for the diesel-electric dual-purpose cooler; the battery management module is respectively connected with the high-voltage electricity storage module, the alternating current power supply module and the frequency converter; the alternating current power supply module charges the high-voltage power storage module through the battery management module; the alternating current power supply module is connected with the frequency converter; the frequency converter is connected with the diesel-electric dual-purpose cooler and used for adjusting the frequency of the electric energy provided by the alternating current power supply module or the battery management module and then providing the electric energy to the diesel-electric dual-purpose cooler.
In some embodiments, the energy supply system further comprises a dc power supply module, an electricity generation module; the direct current power supply module is connected with the battery management module and charges the high-voltage power storage module through direct current transmitted by the direct current power supply module; the power generation module is respectively connected with the frequency converter and the battery management module, the high-voltage power storage module is charged through the battery management module, and the diesel-electric dual-purpose cold machine is supplied with power through the frequency converter.
In some embodiments, the power generation module comprises a photovoltaic power generation module, a DC-DC converter; the power generation module provides stable charging current for the battery management module through the DC-DC converter and the battery management module;
the power generation module is arranged at the top of the refrigerating box.
In some embodiments, the top of the cooler is recessed, including a recess; the groove comprises a groove bottom; the photovoltaic power generation module is fixedly arranged on the tank bottom.
In some embodiments, the recess comprises an opening on which a transverse and/or longitudinal barrier is arranged.
In some embodiments, the energy supply system further comprises a constant temperature cabinet, an air conditioner; the constant temperature cabinet comprises a heat preservation cabinet body provided with a switch door, is positioned outside one end of the refrigerating box and is fixedly connected with the refrigerating box; the air conditioner, the high-voltage electricity storage module and the battery management module are all arranged in the constant-temperature cabinet, and the air conditioner is used for adjusting the temperature in the constant-temperature cabinet;
the diesel-electric dual-purpose cooler, the fuel module and the frequency converter are fixedly arranged above the constant temperature cabinet.
In some embodiments, a plurality of columns of vertically arranged partitions are arranged in the constant temperature cabinet; the high-voltage electricity storage module comprises a plurality of battery assemblies which are detachably and fixedly arranged in the partitions;
each battery component is divided into at least two groups, and each battery component in each group is connected in series to form a series battery pack; and the series battery packs are connected in parallel.
In some embodiments, the battery assembly is a lithium battery assembly; the energy supply system also comprises a human-computer interaction module; the battery management module is a BMS, is in communication connection with the human-computer interaction module and is used for displaying power supply information of the battery management module.
In some embodiments, the system further comprises a remote communication module which is respectively in communication connection with the diesel-electric dual-purpose cooler and the battery management module and is used for connecting the diesel-electric dual-purpose cooler and the battery management module with a remote device in a communication way; the remote equipment is used for remotely monitoring the running state of the diesel-electric dual-purpose cooler, the power supply state of the battery management module and inputting a control instruction.
In some embodiments, the energy supply system further comprises a low voltage storage module, a dc transformer; the direct current transformer is respectively connected with the battery management module and the low-voltage electricity storage module and charges the low-voltage electricity storage module; the low-voltage electricity storage module is connected with the remote communication module and supplies power to the remote communication module.
Compared with the prior art, the utility model discloses an advantage is with positive effect: the utility model discloses a refrigerated container includes multiple energy supply modules such as fuel module, alternating current power supply module, battery management module, makes the energy supply mode of diesel-electric dual-purpose cold machine can select according to the energy supply condition who satisfies, and can use clear electric energy preferentially, not only makes things convenient for the energy supply of diesel-electric dual-purpose cold machine, improves the adaptability of diesel-electric dual-purpose cold machine operation, and then improves the adaptability of refrigerated container; in addition, the direct power supply and the alternating current power supply module of accessible alternating current power supply module charge for high-voltage electricity storage module, improve the flexibility that firewood electricity dual-purpose cold machine used the electric energy, improve high-voltage electricity storage module's duration, reduce the opportunity of fuel energy supply and long time, reduce carbon and discharge, and then reduce air pollution, environmental protection.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic view of the refrigeration system power supply connection for a refrigerated container as set forth in the present invention;
fig. 2 is a schematic structural view of a refrigerating system and an energy supply system of a refrigerated container according to the present invention.
In the figure, the position of the first and second end faces,
11. a diesel-electric dual-purpose cooler; 12. a frequency converter; 13. an alternating current power supply standby interface; 14. a remote communication module; 15. a low voltage power storage module; 2. a fuel module; 31. a high voltage electricity storage module; 32. an alternating current power supply module; 33. a power generation module; 34. a DC power supply module; 35. a human-computer interaction module; 36. a constant temperature cabinet; 37. separating; 38. an air conditioner; 311. a battery assembly; 321. an AC charging pile interface; 322. an AC transformer; 331. a photovoltaic power generation module; 341. an AC-DC converter; 342. a DC-DC converter; 343. a variable voltage DC charger; 344. a direct current charging pile interface; 4. a battery management module; 5. a refrigerated container; 51. a groove; 511. the bottom of the tank; 512. an opening; 6. and (4) a fence.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 and 2, the refrigerated container of the present invention includes a refrigerating box 5, a refrigerating system, and an energy supply system.
The refrigerating box 5 includes a heat-insulating box body for maintaining the temperature inside the refrigerating box 5 and accommodating the articles to be refrigerated for transportation without deterioration of the articles.
The refrigerating system comprises a diesel-electric dual-purpose cooler 11 and a heat exchanger. The diesel-electric dual-purpose cooler 11 is a compressor module which can be driven by diesel oil and electric energy, is connected with the heat exchanger and is used for cooling the refrigerating box 5.
The energy supply system comprises a fuel module 2, a frequency converter 12, a battery management module 4, a high-voltage electricity storage module 31 and an alternating current power supply module 32. The fuel module 2 is connected with the diesel-electric dual-purpose cooler 11 and is used for providing fuel power for the diesel-electric dual-purpose cooler 11 which can be directly driven by diesel oil.
The battery management module 4 is respectively connected with the alternating current power supply module 32, the frequency converter 12 and the high-voltage power storage module 31; the frequency converter 12 is connected with the diesel-electric dual-purpose cooler 11; the alternating current power supply module 32 can charge the high-voltage power storage module 31 through the battery management module 4; the high-voltage electricity storage module 31 supplies power through the battery management module 4, changes the frequency through the frequency converter 12, and supplies the power to the diesel-electric dual-purpose cooler 11.
The frequency converter 12 is connected to the battery management module 4, the ac power supply module 32, and the diesel/electric dual-purpose cooler 11, and converts the frequency of the electric energy provided by the battery management module 4 and the electric energy provided by the ac power supply module 32 and then provides the converted electric energy to the diesel/electric dual-purpose cooler 11.
The utility model discloses a refrigerated container makes the energy supply mode of the diesel-electric dual-purpose cooler 11 can be selected according to the satisfied energy supply condition through setting up the energy supply system including fuel module 2, AC power supply module 32, battery management module 4, and can use clear electric energy preferentially, not only makes things convenient for the energy supply of the diesel-electric dual-purpose cooler 11, improves the adaptability of the operation of the diesel-electric dual-purpose cooler 11, and then improves the adaptability of refrigerated container; in addition, the direct power supply of accessible alternating current power supply module 32 and alternating current power supply module 32 charge for high-voltage electricity storage module 31, improve the flexibility that diesel-electric dual-purpose cold machine 11 used the electric energy, improve high-voltage electricity storage module 31's duration, reduce the opportunity of using the fuel energy supply and time, reduce carbon and discharge, and then reduce air pollution, environmental protection.
In an embodiment, referring to fig. 1 and fig. 2, the ac power supply module 32 may be a commercial power, and is connected to an ac charging pile installed in an external environment by setting an ac charging pile interface 321. The AC power supply module 32 includes an AC transformer 322, an AC-DC converter 341; the alternating current transformer 322 is respectively connected with the alternating current charging pile interface 321 and the AC-DC converter 341; the AC-DC converter 341 is connected to the battery management module 4 to charge the high-voltage power storage module 31; when the battery management module 4 detects that the high-voltage electricity storage module 31 is not full of electricity and the high voltage of the ac charging pile interface 321, the high-voltage electricity storage module 31 is charged to full of electricity through the ac charging pile.
The ac power supply module 32 further includes a switching interface; the alternating current charging pile interface 321 is connected with the switching interface through a power transmission cable; the adapter interface is connected with the frequency converter 12, and when the alternating current power supply is met in the transportation process or during parking, the diesel-electric dual-purpose cooler 11 can be powered by the alternating current and is charged to full power for the non-full-power high-voltage power storage module 31.
When this embodiment can realize having the AC supply condition, use the interchange to charge for the power supply of diesel-electric dual-purpose cold machine 11 simultaneously and for high-pressure accumulate module 31, the high-efficient AC charging stake resource that utilizes prolongs 31 endurance times of high-pressure accumulate module, reduces to use and has the fuel energy supply way of pollution.
In an embodiment, referring to fig. 1 and 2, the energy supply system further includes an ac power supply backup interface 13, which is adapted to the universal interface connection of the power supply system, connected to the frequency converter 12, and capable of providing the frequency-converted power to the diesel-electric dual-purpose cooler 11 through the universal interface connection of the power supply system and the frequency converter 12.
The embodiment enlarges the application range of the energy supply system of the refrigerated container and improves the adaptability of the energy supply system.
In an embodiment, referring to fig. 1 and fig. 2, the energy supply system further includes a human-machine interaction module 35, which is in communication connection with the battery management module 4, and is configured to monitor a power supply state and parameters of the battery management module 4.
In one embodiment, referring to fig. 1 and 2, the battery management module 4 employs a battery management system, i.e., a BMS system.
In one embodiment, referring to fig. 1 and 2, the energy supply system further includes a dc power supply module 34, which includes a dc charging post interface 344 for connecting a dc charging post of an external environment; the dc charging pile interface 344 is connected to the battery management module 4 through a power transmission line, and is used for charging the high voltage electricity storage module 31; and when the charging condition of the dc charging pile is satisfied, the dc charging pile interface 344 is connected to the dc charging pile to charge the high-voltage power storage module 31.
In this embodiment, the charging path of the high-voltage power storage module 31 is extended, the charging adaptability is improved, and the cruising ability of the high-voltage power storage module 31 is further extended.
In one embodiment, referring to fig. 1 and 2, the power generation module 33 includes a photovoltaic power generation module 331, a DC-DC converter 342; the photovoltaic power generation module 331 is connected with the DC-DC converter 342; the DC-DC converter 342 is connected to the battery management module 4; the photovoltaic power generation module 331 charges the high-voltage power storage module 31 after stabilizing its current by the electricity generated by the sunlight through the DC-DC converter 342. The photovoltaic power generation module 331 is disposed on the top of the refrigerator 5.
Of course, other usable power generation devices, such as wind power generation, may be provided.
In one embodiment, the DC-DC converter 342 is a DC-DC converter, which can convert the DC power output by the solar cell into a DC power with a stable voltage for output, is an important component of a solar photovoltaic power generation system, and has various combination capabilities of Boost (Boost), buck (Buck) and reversible mode.
The embodiment uses the clean power generation energy of photovoltaic direct current, and no mechanical rotation loss reduces friction loss cost and maintenance cost.
In one embodiment, referring to fig. 1 and 2, the top of the cooler 5 is configured as a recessed configuration, which includes a recess 51; the recess 51 includes a slot bottom 511; the photovoltaic power generation module 331 is fixedly disposed on the tank bottom 511.
The photovoltaic power generation module 331 of this embodiment sets up the collision damage that reduces the container loading and unloading in-process on the tank bottom 511, prolongs photovoltaic power generation module 331 life-span, reduces maintenance and cost of maintenance.
In one embodiment, referring to fig. 1 and 2, the recess 51 further includes an opening 512; a horizontal and/or vertical fence 6 is provided on the opening 512 to block an external force from damaging the photovoltaic power generation module 331.
Preferably, the transverse and/or longitudinal barriers 6 are flush with the openings 512.
In one embodiment, referring to fig. 1 and 2, the high voltage electricity storage module 31 includes a plurality of battery assemblies 311, which are uniformly divided into at least two groups; each battery assembly 311 of each group is connected in series to form a series battery pack; the series battery packs are connected in parallel.
The refrigerated container of the embodiment can realize that when a certain serial battery pack or a certain battery assembly 311 in the certain serial battery pack fails and cannot be charged and discharged, the rest serial battery packs can continue to be charged and discharged, and the reliability of the high-voltage electricity storage module 31 is improved.
Preferably, the battery assembly 311 is a lithium battery assembly.
In one embodiment, referring to fig. 1 and 2, the energy supply system further includes a thermostat cabinet 36, an air conditioner 38; the thermostatic cabinet 36 comprises a heat-insulating cabinet body provided with a switch door, is positioned outside one end of the refrigerating box 5, and is fixedly connected with the refrigerating box 5. The air conditioner 38, the high-voltage electricity storage module 31, the battery management module 4 and the man-machine interaction module 35 are all arranged in the constant temperature cabinet 36, and the air conditioner 38 keeps the temperature in the constant temperature cabinet 36.
The refrigerated container of this embodiment passes through the temperature in the air conditioner 38 assurance constant temperature cabinet 36, guarantees the operating temperature of high-pressure electricity storage module 31 to guarantee the stability of the electric storage stability of high-pressure electricity storage module 31 and electric energy output.
In one embodiment, referring to fig. 1 and 2, a plurality of rows of vertically arranged partitions 37 are disposed in the constant temperature cabinet 36; each battery module 311 and the battery management module 4 are detachably and fixedly provided in each partition 37.
This embodiment realizes when need not refrigerated transport or when whole commercial power supply, can remove high-pressure electricity storage module 31, alleviates the weight of reefer container itself, increases the reefer container capacity.
Of course, the constant temperature cabinet 36 can be detachably and fixedly connected with the refrigerating box, and when the refrigerating function is not needed, the constant temperature cabinet 36 can be integrally detached by carrying the high-voltage electricity storage module 31, so that the weight of the container is reduced, and the cargo capacity of the container is improved.
In one embodiment, referring to fig. 2, the human-computer interaction module 35 is connected to the DC-DC converter 342 for monitoring the power generation condition of the photovoltaic power generation module 331.
In one embodiment, referring to FIG. 2, the human-computer interaction module 35 includes a display screen and an input device, such as a keypad or the like.
In an embodiment, referring to fig. 1 and fig. 2, the system further includes a remote communication module 14, which is in communication connection with the diesel-electric dual-purpose cooler 11 and the battery management module 4 respectively, and is used for connecting the diesel-electric dual-purpose cooler 11 and the battery management module 4 with a remote device in communication; the remote equipment is used for remotely monitoring the running state of the diesel-electric dual-purpose cooler 11, the power supply state of the battery management module 4 and inputting a control instruction.
The refrigerated container of this embodiment makes things convenient for the electric energy control and to the control of diesel-electric dual-purpose cold machine 11, energy supply system, and then makes things convenient for the management of refrigerated container.
In one embodiment, referring to fig. 1 and fig. 2, the energy supply system further includes a low voltage storage module 15, a variable voltage dc charger 343; the variable voltage direct current charger 343 is connected with the battery management module 4 and the low voltage electricity storage module 15 respectively to charge the low voltage electricity storage module 15; the low voltage power storage module 15 is connected to the telecommunications module 14 to supply power to the telecommunications module 14.
Preferably, the low voltage electricity storage module 15 is a battery.
In one embodiment, the connection between the remote communication module 14 and the diesel-electric dual-purpose cooler 11, the connection between the diesel-electric dual-purpose cooler 11 and the battery management module 4, and the communication connection between the battery management module 4 and the remote communication module 14 are realized through bus connection.
In an embodiment, the remote monitoring module may further set a remote device in the form of a remote background or a mobile phone APP, a PC terminal, or the like to check the states and parameters of the battery management module 4 and the diesel-electric dual-purpose cooler 11.
In one embodiment, referring to fig. 2, the diesel-electric refrigerator 11 and the fuel module 2 are fixedly arranged at the upper part of the outer side of one end of the refrigerating box 5; the constant temperature cabinet 36 is arranged at the lower part of the outer side of one end of the refrigerating box 5; the fuel module 2 is arranged between the diesel-electric dual-purpose cooler 11 and the constant temperature cabinet 36.
The partition 37 is arranged at the lower part of the constant temperature cabinet 36; the battery assembly 311, the battery management module 4, the energy supply management module 35, and the air conditioner 38 are respectively fixedly disposed in the constant temperature cabinet 36 and located in each partition 37.
This embodiment makes things convenient for dismantlement, installation and the maintenance of each part of energy supply system.
In one embodiment, a manual switch is disposed in the constant temperature cabinet 36, so that the high voltage electricity storage module 31 can be controlled by the battery management module 4 to automatically control charging and discharging, and the high voltage electricity storage module 31 can be controlled by manual operation to stop charging and discharging, thereby facilitating the operation of the high voltage electricity storage module 31 to stop when the high voltage electricity storage module 31 is abnormal, and improving the power supply safety.
In one embodiment, the power supply switching of the power supply system is as follows.
When no commercial power is available, the transportation equipment has no external power supply (an AC charging pile or a DC charging pile), and the electric quantity of the high-voltage electricity storage module 31 is lower than a set value such as 20% (or other set values, at the moment, the high-voltage electricity storage module 31 is in a discharge stopping state), fuel oil is used for supplying energy.
When the diesel-electric dual-purpose cooler is provided with a mains supply and an external power supply (an AC charging pile and a DC charging pile), and in the process of supplying power to the high-voltage power storage module 31, after the mains supply is connected with the AC, one path of AC passes through the alternating current transformer 322 and the AC-DC converter 341 and then charges the high-voltage power storage module 31 through the battery management module 4, and the other path of AC (three-phase 220V 50Hz/60Hz or three-phase 380V 50Hz) directly passes through the frequency converter 12 and then outputs three-phase adjustable AC380V to drive the compressor of the diesel-electric dual-purpose cooler 11 to operate, so that the high-voltage power storage module 31 stops supplying power.
When the AC charging to the high-voltage storage module 31 is in a full state, the battery management module 4 controls the charging to stop. At this time, the AC continues to supply power to the diesel-electric refrigerator 11. When the AC charging gun is pulled out, the high-voltage electricity storage module 31 starts to supply electricity to the diesel-electric dual-purpose cooler 11.
In the power supply process of the high-voltage electricity storage module 31, after the DC charging pile is connected, the high-voltage electricity storage module 31 is directly charged through the battery management module 4. At this time, the high voltage electricity storage module 31 continues to supply power to the refrigeration system. When the DC charging is performed to the full state of the high voltage storage module 31, the battery management module 4 controls the charging to stop.
When no commercial power is available and no external power supply is available (AC charging pile and DC charging pile). The high-voltage electricity storage module 31 supplies power, and if the illumination intensity is good, the photovoltaic power generation module 331 charges the high-voltage electricity storage module 31 through the battery management module 4, so that the high-voltage electricity storage module 31 does not influence the power supply of the diesel-electric dual-purpose cooler 11.
When the illumination intensity is good and the generated power is higher than the power consumption power of the diesel-electric dual-purpose cooler 11, the high-voltage electricity storage module 31 can also be set to stop supplying power to the diesel-electric dual-purpose cooler 11, and the photovoltaic power generation module 331 outputs three-phase adjustable AC380V through the frequency converter 12 to supply power to the diesel-electric dual-purpose cooler 11.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A refrigerated container, comprising:
the refrigerator comprises a heat preservation box body for placing articles to be refrigerated and transported;
the refrigerating system comprises a diesel-electric dual-purpose refrigerator and a heat exchanger; the heat exchanger is connected with the diesel-electric dual-purpose refrigerator and is used for cooling the interior of the refrigerating box;
the energy supply system comprises a fuel module, a frequency converter, a battery management module, a high-voltage electricity storage module and an alternating current power supply module; the fuel module is connected with the diesel-electric dual-purpose cooler and can provide fuel power for the diesel-electric dual-purpose cooler; the battery management module is respectively connected with the high-voltage electricity storage module, the alternating current power supply module and the frequency converter; the alternating current power supply module charges the high-voltage power storage module through the battery management module; the alternating current power supply module is connected with the frequency converter; the frequency converter is connected with the diesel-electric dual-purpose cooler and used for adjusting the frequency of the electric energy provided by the alternating current power supply module or the battery management module and then providing the electric energy to the diesel-electric dual-purpose cooler.
2. A refrigerated container as claimed in claim 1,
the energy supply system also comprises a direct current power supply module and a power generation module; the direct current power supply module is connected with the battery management module, and the high-voltage power storage module is charged by direct current transmitted by the direct current power supply module; the power generation module is respectively connected with the frequency converter and the battery management module, the battery management module is used for charging the high-voltage power storage module, and the frequency converter is used for supplying power to the diesel-electric dual-purpose cold machine.
3. A reefer container as claimed in claim 2, wherein the power generation module comprises a photovoltaic power generation module, a DC-DC converter; the power generation module provides stable charging current for the battery management module through the DC-DC converter and the battery management module;
the power generation module is arranged at the top of the refrigerating box.
4. A refrigerated container as claimed in claim 3 wherein the top of the refrigerated container is recessed and includes a recess; the groove comprises a groove bottom; the photovoltaic power generation module is fixedly arranged on the tank bottom.
5. A refrigerated container as claimed in claim 4 wherein the recess comprises an opening over which a transverse and/or longitudinal barrier is provided.
6. A refrigerated container as claimed in any one of claims 1 to 5 wherein the energy supply system further includes a thermostat cabinet, an air conditioner; the constant temperature cabinet comprises a heat preservation cabinet body provided with a switch door, is positioned outside one end of the refrigerating box and is fixedly connected with the refrigerating box; the air conditioner, the high-voltage electricity storage module and the battery management module are all arranged in the constant-temperature cabinet, and the air conditioner is used for adjusting the temperature in the constant-temperature cabinet;
the diesel-electric dual-purpose cooler, the fuel module and the frequency converter are fixedly arranged above the constant temperature cabinet.
7. A refrigerated container as claimed in claim 6 wherein a plurality of columns of vertically arranged partitions are provided within the cabinet; the high-voltage electricity storage module comprises a plurality of battery components which are detachably and fixedly arranged in the partitions;
each battery component is divided into at least two groups, and each battery component in each group is connected in series to form a series battery pack; and the series battery packs are connected in parallel.
8. A refrigerated container as recited in claim 7 wherein the battery pack is a lithium battery pack; the energy supply system also comprises a human-computer interaction module; the battery management module is a BMS, is in communication connection with the human-computer interaction module and is used for displaying power supply information of the battery management module.
9. A refrigerated container as claimed in any one of claims 1 to 5 further comprising a remote communication module communicatively connected to the diesel-electric chiller and the battery management module respectively for communicatively connecting the diesel-electric chiller and the battery management module to a remote device; the remote equipment is used for remotely monitoring the running state of the diesel-electric dual-purpose cooler, the power supply state of the battery management module and inputting a control instruction.
10. A refrigerated container as recited in claim 9 wherein the energy supply system further comprises a low voltage electricity storage module, a dc transformer; the direct current transformer is respectively connected with the battery management module and the low-voltage electricity storage module and used for charging the low-voltage electricity storage module; the low-voltage electricity storage module is connected with the remote communication module and supplies power to the remote communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221168110.5U CN217836897U (en) | 2022-05-16 | 2022-05-16 | Refrigerated container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221168110.5U CN217836897U (en) | 2022-05-16 | 2022-05-16 | Refrigerated container |
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| CN217836897U true CN217836897U (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221168110.5U Active CN217836897U (en) | 2022-05-16 | 2022-05-16 | Refrigerated container |
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| CN (1) | CN217836897U (en) |
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2022
- 2022-05-16 CN CN202221168110.5U patent/CN217836897U/en active Active
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