CN214778163U - Container heat preservation system based on fuel cell - Google Patents
Container heat preservation system based on fuel cell Download PDFInfo
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- CN214778163U CN214778163U CN202121172299.0U CN202121172299U CN214778163U CN 214778163 U CN214778163 U CN 214778163U CN 202121172299 U CN202121172299 U CN 202121172299U CN 214778163 U CN214778163 U CN 214778163U
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Abstract
The utility model discloses a container heat preservation system based on fuel cell, including the hydrogen device, the fuel cell system, the converter, heat preservation unit and container body, be connected through the gas circuit between the hydrogen export of hydrogen device and the fuel cell system hydrogen entry, through electrical connection between the electricity output of fuel cell system and the converter input, commutate the output voltage of fuel cell system to the power system who is applicable to the heat preservation unit, through electrical connection between converter output and the heat preservation unit input, reach the purpose that the fuel cell system supplies power for the heat preservation unit through this kind of mode, be connected through the gas circuit between heat preservation unit output and the container body, thereby air temperature is in the suitable storage temperature range of goods in the adjusting container body. The utility model discloses can improve traditional diesel generator power supply mode's emission and noise scheduling problem, and can avoid drawbacks such as new forms of energy lithium battery power supply system duration is short, charge time is long.
Description
Technical Field
The utility model belongs to the technical field of the container, especially, relate to a container heat preservation system based on fuel cell.
Background
The existing heat-insulating container mostly adopts a mechanical heat-insulating mode taking diesel oil as an energy source, and a diesel generator provides electric energy for a heat-insulating unit. When the diesel oil is adopted as the energy source for mechanical heat preservation, the waste gas of nitrogen oxides and sulfur-containing phosphorus compounds discharged by the combustion of the diesel oil has serious pollution to the environment, and does not accord with the national green sustainable development strategy and the development concept of environmental protection and emission reduction; meanwhile, the diesel generator set has high noise and can generate noise pollution to the periphery when goods are transported. In addition, when the heat-insulating container passes through a cold or high-temperature area, diesel oil has the risk of solidification or flash combustion due to the special physical characteristics of the diesel oil, so that the heat-insulating unit cannot normally work, and the deterioration loss of transported goods is caused, which is a problem which is difficult to effectively solve so far. In order to solve the problems of the traditional fuel oil power generation system, the lithium battery power supply mode is adopted in the prior art, the risk of fuel oil solidification or flash combustion is completely avoided, and the fuel oil power generation system has the advantages of simple structure and easiness in implementation. Although the existing new energy lithium battery heat-insulating container can effectively solve the inherent defects of the traditional fuel power generation system, the container has the defects of short endurance time, long charging time, easy damage under extremely cold conditions, low reliability and the like.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art method, the utility model aims to provide a container heat preservation system based on fuel cell can improve the emission and the noise scheduling problem of traditional diesel generator power supply mode, and can avoid drawbacks such as new forms of energy lithium cell power supply system duration is short, charge time is long.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a container heat preservation system based on fuel cell, including the hydrogen device, the fuel cell system, the converter, heat preservation unit and container body, connect through the gas circuit between the hydrogen export of hydrogen device and the fuel cell system hydrogen entry, through electrical connection between the electricity output of fuel cell system and the converter input, change the electricity output of fuel cell system into the power system that is applicable to the heat preservation unit, through electrical connection between converter output and the heat preservation unit input, reach the purpose that the fuel cell system supplies power for the heat preservation unit through this kind of mode, connect through the gas circuit between heat preservation unit output and the container body, thereby adjust the suitable storage temperature within range of air temperature at the goods in the container body.
The energy storage battery is electrically connected with the input end of an auxiliary electrical component in the fuel cell system, supplies power for the auxiliary electrical component of the fuel cell system when the fuel cell system is started, is electrically connected with the output end of the converter, and can charge the energy storage battery when the fuel cell system works, so that the next starting power supply is ensured, the energy storage battery is directly electrically connected with the input end of the heat preservation unit, and the heat preservation unit can be directly supplied with power when necessary.
Further, the heat preservation device further comprises an external power supply, the external power supply is electrically connected with the input end of the heat preservation unit, the heat preservation unit can be continuously supplied with power, and the external power supply is electrically connected with the energy storage battery and can charge the energy storage battery.
Further, including the radiator in the fuel cell system, through the gas circuit connection between the air outlet of radiator and the container body, can provide the heating installation for the container body when needing, have the function of heating up with higher speed and emergent heat supply.
Furthermore, a three-way valve is arranged at an air outlet of the radiator and communicated to the container body and the outside respectively.
Further, the hydrogen device includes a hydrogen storage device or a hydrogen production device.
Further, the hydrogen storage device adopts a high-pressure hydrogen storage bottle, or the hydrogen production device adopts a methanol reforming hydrogen production device.
Further, the converter is at least one stage converter.
Further, the heat preservation unit comprises a refrigerating device and/or a heating device.
The beneficial effects of the technical scheme are as follows:
since a fuel cell is a power generation device that converts chemical energy in a hydrogen-rich fuel into electric energy and heat, the only product is water; as an application mode of new energy, the fuel cell has the characteristics of high energy conversion efficiency (60 percent of electric efficiency), zero pollution, low noise, wide environmental temperature range, long endurance time, short filling time, safety, reliability and the like. The utility model discloses thereby in through adopting fuel cell drive heat preservation unit for the container provides the heat preservation condition, can realize heat preservation container's heat preservation function, and can improve current traditional fuel energy power generation system noise big, arrange the problem of enlargiing, temperature adaptability is poor to and weak point such as battery duration is short, charge time is long.
Drawings
Fig. 1 is a schematic structural diagram of a container thermal insulation system based on a fuel cell according to the present invention;
FIG. 2 is a schematic structural diagram of a container thermal insulation system based on fuel cells according to a first preferred embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a container thermal insulation system based on fuel cells in a second preferred embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a container thermal insulation system based on a fuel cell in a third preferred embodiment of the present invention;
wherein, 1 is the hydrogen device, 2 is the fuel cell system, 3 is the converter, 4 is the heat preservation unit, 5 is the container body, 6 is the energy storage battery, 7 is external power supply.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is further explained below with reference to the accompanying drawings.
In this embodiment, referring to fig. 1, a container thermal insulation system based on fuel cells includes a hydrogen device 1, a fuel cell system 2, a converter 3, a thermal insulation unit 4 and a container body 5, a hydrogen outlet of the hydrogen device 1 is connected with a hydrogen inlet of the fuel cell system 2 through a gas path, an electrical output end of the fuel cell system 2 is electrically connected with an input end of the converter 3, an electrical output of the fuel cell system 2 is converted to a power system suitable for the thermal insulation unit 4, an output end of the converter 3 is electrically connected with an input end of the thermal insulation unit 4, the purpose that the fuel cell system 2 supplies power for the heat preservation unit 4 is achieved through the mode, the output end of the heat preservation unit 4 is connected with the container body 5 through the air path, and therefore the temperature of the air in the container body 5 is adjusted within the proper storage temperature range of goods.
As an optimization scheme 1 of the above embodiment, as shown in fig. 2, the system further includes an energy storage battery 6, the energy storage battery 6 is electrically connected to an input end of an auxiliary electrical component in the fuel cell system 2, the auxiliary electrical component of the fuel cell system 2 is powered when the fuel cell system 2 is started, the energy storage battery 6 is electrically connected to an output end of the converter 3, and the energy storage battery 6 can be charged when the fuel cell system 2 is in operation, so as to ensure that power is supplied for the next start, the energy storage battery 6 is directly electrically connected to an input end of the heat preservation unit 4, and the heat preservation unit 4 can be directly powered if necessary. The auxiliary electric component refers to a component of the fuel cell system that needs to be powered by a power supply outside the fuel cell system when the fuel cell system is started, and includes a controller, an air compressor, a water pump, a heater and the like.
The energy storage battery 6 supplies power for the auxiliary system power utilization components when the fuel cell system 2 is started, after the fuel cell system 2 is started, the auxiliary system power utilization components of the fuel cell system 2 are supplied with power by the fuel cell system 2, and can charge the energy storage battery 6 while supplying power for the heat preservation unit 4, so that the next start-up power supply is ensured, if necessary, if the hydrogen storage amount is insufficient or the fuel cell fails, the energy storage battery 6 can also directly supply power for the heat preservation unit 4, and the emergency power supply function is achieved.
As an optimized solution 2 of the above embodiment, as shown in fig. 3, the heat preservation unit 4 may be continuously supplied with power by electrically connecting the external power supply 7 with the input end of the heat preservation unit 4, and the energy storage battery 6 may be charged by electrically connecting the external power supply 7 with the energy storage battery 6.
The external power supply 7 is used for supplying power externally in a mode of externally plugging electricity and the like when the heat-insulating container is in a station or on a generator car, and the external power supply 7 is generally stable and reliable and has sufficient electric quantity, so that the heat-insulating unit 4 can be continuously supplied with power and the energy storage battery 6 can also be charged.
As an optimized solution 3 of the above embodiment, as shown in fig. 4, the fuel cell system 2 includes a radiator, and an air outlet of the radiator is connected to the container body 5 through an air path, so that the fuel cell system can provide heating for the container body 5 when needed, and has functions of accelerating heating and emergency heating.
Preferably, a three-way valve is arranged at the air outlet of the radiator and is respectively communicated to the container body 5 and the outside. The radiator of the fuel cell system 2 is divided into two air outlets by a three-way valve, the air outlet is led to the outside, the inner air outlet is led to the container body 5, and the radiator-exhausted heating air can be conveyed to the container body 5 when needed, so that the heating system has the functions of accelerating temperature rise and emergency heat supply.
Wherein the hydrogen device 1 comprises a hydrogen storage device or a hydrogen production device.
Preferably, the hydrogen storage device adopts a high-pressure hydrogen storage bottle, or the hydrogen production device adopts a methanol reforming hydrogen production device. The hydrogen device 1 can adopt various forms such as a high-pressure hydrogen storage bottle, methanol reforming hydrogen production and the like, the high-pressure hydrogen storage bottle is a common hydrogen storage device, the hydrogen storage density is improved by utilizing high pressure, and the methanol reforming hydrogen production mode is that a fuel tank stores methanol water solution and is provided with a methanol reforming hydrogen production machine.
Wherein the converter 3 is shown as at least one converter stage. The converter may adopt a DC/DC converter or a DC/AC converter, and the requirement is determined according to actual conditions.
Wherein, the heat preservation unit 4 comprises refrigeration equipment and/or heating equipment.
For better understanding, the utility model discloses, following is to the theory of operation of the utility model make a complete description:
when the device works, the hydrogen valve group of the high-pressure hydrogen storage bottle is controlled, the pressure difference between the inside and the outside of the hydrogen storage bottle is utilized to provide hydrogen for the fuel cell system 2, or the hydrogen is generated through the reaction of the methanol reforming hydrogen production machine, and the hydrogen is provided for the fuel cell. When the fuel cell system 2 works, the hydrogen and the oxygen generate electrochemical reaction to output electric energy, but because the output power supply of the fuel cell system 2 may not conform to the power supply system or the power utilization system of the heat preservation unit 4, the working voltage and the power utilization system of the heat preservation unit 4 can be achieved only by converting through the one-stage or multi-stage converter 3,
the heat preservation unit 4 can work under the working conditions of starting and stopping, continuous or other forms, cold air or warm air is conveyed into the container body 5, and the air temperature in the container body 5 is regulated, so that the transported goods meet the storage temperature condition during transportation; the container body 5 has good heat insulating properties and is responsible for loading and storing goods.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a container heat preservation system based on fuel cell, a serial communication port, including hydrogen device (1), fuel cell system (2), converter (3), heat preservation unit (4) and container body (5), connect through the gas circuit between the hydrogen export of hydrogen device (1) and fuel cell system (2) hydrogen entry, through electrical connection between the electricity output of fuel cell system (2) and converter (3) input, through electrical connection between converter (3) output and heat preservation unit (4) input, connect through the gas circuit between heat preservation unit (4) output and the container body (5).
2. The fuel cell-based container insulation system as recited in claim 1, further comprising an energy storage battery (6), wherein the energy storage battery (6) is electrically connected with an input end of an auxiliary electrical component in the fuel cell system (2), the energy storage battery (6) is electrically connected with an output end of the converter (3), and the energy storage battery (6) is directly electrically connected with an input end of the insulation unit (4).
3. The fuel cell-based container insulation system according to claim 2, further comprising an external power source (7), wherein the external power source (7) is electrically connected with the input end of the insulation unit (4), and the external power source (7) is electrically connected with the energy storage battery (6).
4. The fuel cell-based container insulation system as recited in claim 1, wherein the fuel cell system (2) comprises a radiator, and an air outlet of the radiator is connected with the container body (5) through an air path.
5. The fuel cell-based container insulation system as recited in claim 4, wherein the air outlet of the radiator is provided with a three-way valve respectively connected to the container body (5) and the outside.
6. A fuel cell based container insulation system as claimed in claim 1, wherein the hydrogen means (1) comprises a hydrogen storage means or a hydrogen generation means.
7. The fuel cell-based container insulation system of claim 6, wherein the hydrogen storage device is a high pressure hydrogen storage bottle, or the hydrogen production device is a methanol reforming hydrogen production device.
8. A fuel cell based container insulation system as claimed in claim 1, wherein said inverter (3) is at least one stage inverter.
9. A fuel cell based container insulation system according to claim 1, characterized in that the insulation unit (4) comprises refrigeration equipment and/or heating equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121172299.0U CN214778163U (en) | 2021-05-28 | 2021-05-28 | Container heat preservation system based on fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121172299.0U CN214778163U (en) | 2021-05-28 | 2021-05-28 | Container heat preservation system based on fuel cell |
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| CN214778163U true CN214778163U (en) | 2021-11-19 |
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| CN202121172299.0U Active CN214778163U (en) | 2021-05-28 | 2021-05-28 | Container heat preservation system based on fuel cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116290927A (en) * | 2022-09-08 | 2023-06-23 | 上海氢洋科技有限公司 | Container house for fuel cell cogeneration |
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2021
- 2021-05-28 CN CN202121172299.0U patent/CN214778163U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116290927A (en) * | 2022-09-08 | 2023-06-23 | 上海氢洋科技有限公司 | Container house for fuel cell cogeneration |
| CN116290927B (en) * | 2022-09-08 | 2023-09-19 | 上海氢洋科技有限公司 | Container house for fuel cell cogeneration |
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