CN217282362U - Refrigerating system and cold chain transport vechicle - Google Patents
Refrigerating system and cold chain transport vechicle Download PDFInfo
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- CN217282362U CN217282362U CN202220867946.8U CN202220867946U CN217282362U CN 217282362 U CN217282362 U CN 217282362U CN 202220867946 U CN202220867946 U CN 202220867946U CN 217282362 U CN217282362 U CN 217282362U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
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Abstract
The utility model relates to a refrigeration technology field especially relates to a refrigerating system, charge dc-to-ac converter, refrigeration generator, refrigerating unit and group battery including the three-phase energy storage. The three-phase energy storage charging inverter comprises a charging unit and an inversion unit, wherein the input end of the charging unit can be electrically connected with a power grid and the output end of a refrigeration generator, the output end of the charging unit can be electrically connected with a battery pack and a refrigeration unit, the output end of the battery pack is electrically connected with the inversion unit, the output end of the inversion unit is electrically connected with the refrigeration unit, and the output end of the refrigeration generator is electrically connected with the refrigeration unit. This refrigerating system can effectively reduce fuel consumption through setting up two kinds of power supply modes to refrigerating unit, prolongs the transportation time of cold chain transport vechicle. The utility model also provides a cold chain transport vechicle, including driver's cabin, freezer and foretell refrigerating system, this cold chain transport vechicle can energy saving and emission reduction, and has longer transit time.
Description
Technical Field
The utility model relates to a refrigeration technology field especially relates to a refrigerating system and cold chain transport vechicle.
Background
In recent years, the market demand of meat, fruits, vegetables, aquatic products, dairy products, quick-frozen foods, and cold-chain products such as vaccines, biological agents, medicines and the like in China is rapidly increased, and the development of cold-chain logistics faces new opportunities and challenges.
With the rapid development of cold chain transportation, the cold chain transport vehicle needs to save energy and oil and the transportation time is longer. However, the refrigeration system of the existing cold chain transport vehicle mainly adopts an independent double-temperature refrigerator, which has large power and large oil consumption, and can not achieve the purposes of long-time operation and oil saving.
Therefore, a refrigeration system and a cold chain transportation vehicle are needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a refrigerating system can energy-conserving fuel-efficient, prolongs the transit time after the cold chain transport vechicle single refuels.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a refrigerating system, includes three-phase energy storage charging inverter, refrigeration generator, refrigerating unit and group battery, three-phase energy storage charging inverter includes charging unit and contravariant unit, charging unit's input can with the electric wire netting and the output electricity of refrigeration generator is connected, charging unit's output can with the group battery and the refrigerating unit electricity is connected, the output of group battery with the contravariant unit electricity is connected, the output of contravariant unit with the refrigerating unit electricity is connected, the output of refrigeration generator with the refrigerating unit electricity is connected.
As a preferred scheme of a refrigerating system, the refrigerating system further comprises an oil tank, the refrigerating generator is a fuel oil generator, and a fuel oil input end of the fuel oil generator is communicated with the oil tank.
As a preferred scheme of refrigerating system, still include the controller, the controller with three-phase energy storage charging inverter the refrigeration generator the refrigerating unit the group battery and the equal communication of oil tank is connected, the controller can be according to the electric quantity of group battery with the oil mass of oil tank, control the group battery passes through three-phase energy storage charging inverter to the refrigerating unit power supply, or control the refrigeration generator to the refrigerating unit power supply.
As a preferable scheme of the refrigerating system, the refrigerating unit can provide cold for a cab and a cold storage of the cold chain transport vehicle.
As a refrigerating system's preferred scheme, the freezer includes cold-storage district and freezing district, refrigerating unit includes freezing district evaporimeter and cold-storage district evaporimeter, the output setting of freezing district evaporimeter is in the freezing district, the output setting of cold-storage district evaporimeter is in the cold-storage district.
As a preferable aspect of the refrigeration system, the system further includes a first temperature sensor for measuring a temperature in the cab.
As a preferable aspect of the refrigeration system, the refrigeration system further includes a second temperature sensor for measuring a temperature in the freezing region, and a third temperature sensor for measuring a temperature in the refrigerating region.
Preferably, the second temperature sensor is located within the freezer section remote from the freezer section evaporator and the third temperature sensor is located within the freezer section remote from the freezer section evaporator.
As a preferable scheme of the refrigeration system, the battery pack is a lithium iron phosphate battery pack.
Another object of the utility model is to provide a cold chain transport vechicle, can energy saving and emission reduction, and have longer transport time.
To achieve the purpose, the utility model adopts the following technical proposal:
a cold chain transport vehicle comprises a cab, a refrigeration house and the refrigeration system.
The utility model has the advantages that:
the utility model provides a refrigerating system, charge dc-to-ac converter, refrigeration generator, refrigerating unit and group battery including the three-phase energy storage. The three-phase energy storage charging inverter comprises a charging unit and an inversion unit, wherein the input end of the charging unit can be electrically connected with a power grid and the output end of a refrigeration generator, the output end of the charging unit can be electrically connected with a battery pack and a refrigeration unit, the output end of the battery pack is electrically connected with the inversion unit, the output end of the inversion unit is electrically connected with the refrigeration unit, and the output end of the refrigeration generator is electrically connected with the refrigeration unit.
The knowing is that, cold chain transport vechicle under parking state, the intercommunication electric wire netting, the charging unit that can charge the dc-to-ac converter through the three-phase energy storage charges the energy storage to the group battery, can also supply power to refrigerating unit simultaneously to guarantee the refrigeration demand of cold chain transport vechicle. The cold chain transport vehicle can supply power to the refrigerating unit by the refrigerating generator in an operating state, and can also supply power to the refrigerating unit by the battery pack through the inversion unit of the three-phase energy storage charging inverter. When the electric quantity of group battery is lower, when the refrigeration generator supplied power to the refrigerating unit, can also carry partial electric energy to the group battery through the charging unit of three-phase energy storage charging inverter to the energy storage that charges to improve energy utilization. It can know that this refrigerating system can effectively reduce fuel consumption, the transportation time of extension cold chain transport vechicle through setting up two kinds of power supply modes to refrigerating unit.
The utility model also provides a cold chain transport vechicle, including driver's cabin, freezer and foretell refrigerating system, this cold chain transport vechicle can energy saving and emission reduction, and has longer transit time.
Drawings
Fig. 1 is a schematic structural diagram of a refrigeration system provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a cold chain transport vehicle provided by an embodiment of the present invention.
In the figure:
1. a three-phase energy storage charging inverter; 11. a charging unit; 12. an inversion unit;
2. a refrigeration generator;
3. a refrigeration unit; 31. a freezing zone evaporator; 32. a refrigerated area evaporator;
4. a battery pack;
5. a power grid;
100. a cold chain transport vehicle; 101. a cab; 102. a cold storage; 1021. a cold storage area; 1022. a freezing zone.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection or a detachable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The refrigeration system of the existing cold chain transport vehicle mainly adopts an independent double-temperature refrigerator, which has large power and large oil consumption and can not achieve the purposes of long-time operation and oil saving.
Accordingly, the present embodiment provides a refrigeration system to solve the above-mentioned problems.
As shown in fig. 1, the refrigeration system includes a three-phase energy storage charging inverter 1, a refrigeration generator 2, a refrigeration unit 3, and a battery pack 4. The three-phase energy storage charging inverter 1 comprises a charging unit 11 and an inversion unit 12, the input end of the charging unit 11 can be electrically connected with the power grid 5 and the output end of the refrigeration generator 2, the output end of the charging unit 11 can be electrically connected with the battery pack 4 and the refrigeration unit 3, the output end of the battery pack 4 is electrically connected with the inversion unit 12, the output end of the inversion unit 12 is electrically connected with the refrigeration unit 3, and the output end of the refrigeration generator 2 is electrically connected with the refrigeration unit 3.
In the embodiment, the input of the charging unit 11 of the three-phase energy storage charging inverter 1 is three-phase 380V alternating current, the output voltage range is DC120V-DC850V, and the charging voltage of the battery pack 4 is DC 540V. The voltage of the battery pack 4 will slowly increase as the battery capacity increases during the charging process. The input voltage range of the inverter unit 12 of the three-phase energy storage charging inverter 1 is DC450V-DC650V, and the output is three-phase 380V alternating current.
In order to ensure that the battery pack 4 has sufficient storage capacity to independently supply power to the refrigerating unit 3, preferably, the battery pack 4 is a lithium iron phosphate battery pack, and the service life of the lithium iron phosphate battery pack is longer than that of other lithium ion batteries.
It can know is, cold chain transport vechicle 100 under the parking state, and intercommunication electric wire netting 5, the charging unit 11 that can charge inverter 1 through the three-phase energy storage to the energy storage that charges of group battery 4, can also supply power to refrigerating unit 3 simultaneously to guarantee cold chain transport vechicle 100's refrigeration demand. In the running state of the cold chain transport vehicle 100, the refrigeration unit 3 can be supplied with power by the refrigeration generator 2, and the refrigeration unit 3 can also be supplied with power by the battery pack 4 through the inverter unit 12 of the three-phase energy storage charging inverter 1. When the electric quantity of group battery 4 is lower, when refrigerating generator 2 supplied power to refrigerating unit 3, can also carry partial electric energy to group battery 4 through charging unit 11 of three-phase energy storage charging inverter 1, the energy storage that charges to improve energy utilization. It can be known that this refrigerating system can effectively reduce fuel consumption, the transportation time of extension cold chain transport vechicle 100 through setting up two kinds of power supply modes to refrigerating unit 3.
Preferably, the refrigeration system further comprises an oil tank, the refrigeration generator 2 is a fuel generator, and a fuel input end of the fuel generator is communicated with the oil tank. Optionally, the oil tank of the refrigeration system is in communication with the oil tank of the engine of the cold chain transport vehicle 100 to facilitate refueling. In other embodiments, of course, the refrigeration system shares the original oil tank with the engine to simplify the equipment and reduce the weight of the cold chain transport vehicle 100.
In order to realize the automatic control of the refrigeration system, preferably, the refrigeration system further comprises a controller, and the controller is in communication connection with the three-phase energy storage charging inverter 1, the refrigeration generator 2, the refrigeration unit 3, the battery pack 4 and the oil tank. The controller can control battery pack 4 to supply power to refrigerating unit 3 through three-phase energy storage charging inverter 1 or refrigerating generator 2 supplies power to refrigerating unit 3 according to the electric quantity of battery pack 4 and the oil mass of oil tank. When the refrigeration generator 2 supplies power to the refrigeration unit 3, the controller can also control the refrigeration generator 2 to transmit part of the electric energy to the battery pack 4 through the charging unit 11 of the three-phase energy storage charging inverter 1 according to the running state of the refrigeration unit 3, or the whole electric quantity of the refrigeration generator 2 is used for supplying power to the refrigeration unit 3. The refrigerating system can comprehensively control power generation output, energy storage control and inversion power supply to achieve the optimal operation mode of the refrigerating unit 3, so that the purposes of energy conservation and consumption reduction are achieved.
Optionally, the refrigeration system preferably selects a mode in which the battery pack 4 supplies power to the refrigeration unit 3, so as to avoid the problems of high fuel consumption and high emission of the fuel generator, and reduce the demand for oil storage, thereby making the cold chain transportation vehicle 100 light. When the electric quantity of the battery pack 4 is lower than a first preset electric quantity, the controller controls the fuel oil generator to supply power to the refrigerating unit 3, and when the refrigerating unit 3 enters a low-energy-consumption operation mode, the controller controls part of electric energy of the fuel oil generator to be transmitted to the battery pack 4 through the charging unit 11 of the three-phase energy storage charging inverter 1. And when the electric energy of the battery pack 4 reaches a second preset electric quantity, the mode of supplying power to the refrigerating unit 3 by the battery pack 4 is switched to realize the intelligent switching of the two power supply modes. Optionally, the first preset amount of power is 30% of full power, and the second preset amount of power is 80% of full power.
Preferably, the refrigerating unit 3 is capable of providing cold for the cabin 101 and the cold store 102 of the cold chain transport vehicle 100.
Preferably, the refrigeration house 102 includes a freezing area 1021 and a freezing area 1022, the refrigeration unit 3 includes a freezing area evaporator 31 and a freezing area evaporator 32, an output end of the freezing area evaporator 31 is disposed in the freezing area 1022, and an output end of the freezing area evaporator 32 is disposed in the freezing area 1021, so as to ensure a dual-temperature state of the freezing area 1022 and the freezing area 1021, so as to make the applicability of the cold chain transport vehicle 100 stronger.
For temperature monitoring of the cab 101 and the cold store 102, the refrigeration system preferably further comprises a first temperature sensor for measuring the temperature inside the cab 101. Preferably, the refrigeration system further includes a second temperature sensor for measuring the temperature within the freezer section 1022 and a third temperature sensor for measuring the temperature within the refrigerated section 1021.
To ensure that the temperature monitoring results are close to actual conditions and to avoid partial temperature compliance and partial temperature compliance, it is preferred that the second temperature sensor is located in the freezing zone 1022 remote from the freezing zone evaporator 31 and the third temperature sensor is located in the cold storage zone 1021 remote from the cold storage zone evaporator 32.
The first temperature sensor, the second temperature sensor and the third temperature sensor are all electrically connected with the controller, and the controller is electrically connected with the related display instrument, so that the temperature result is displayed on the related display instrument, and a user can know the temperature result.
The cold chain transport vehicle 100 provided by the embodiment includes a cab 101, a refrigerator 102 and the refrigeration system. The cold chain transport vehicle 100 can save energy and reduce emission, and has longer transport time.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a refrigerating system, its characterized in that, includes three-phase energy storage charging inverter (1), refrigeration generator (2), refrigerating unit (3) and group battery (4), three-phase energy storage charging inverter (1) is including charging unit (11) and contravariant unit (12), charging unit's (11) input can with electric wire netting (5) and the output electricity of refrigeration generator (2) is connected, charging unit's (11) output can with group battery (4) and refrigerating unit (3) electricity is connected, group battery's (4) output with contravariant unit (12) electricity is connected, contravariant unit's (12) output with refrigerating unit (3) electricity is connected, the output of refrigeration generator (2) with refrigerating unit (3) electricity is connected.
2. The refrigeration system as claimed in claim 1, further comprising a fuel tank, wherein the refrigeration generator (2) is a fuel generator, and a fuel input of the fuel generator is communicated with the fuel tank.
3. The refrigeration system according to claim 2, further comprising a controller, wherein the controller is in communication connection with the three-phase energy storage charging inverter (1), the refrigeration generator (2), the refrigeration unit (3), the battery pack (4) and the oil tank, and the controller can control the battery pack (4) to supply power to the refrigeration unit (3) through the three-phase energy storage charging inverter (1) or control the refrigeration generator (2) to supply power to the refrigeration unit (3) according to the electric quantity of the battery pack (4) and the oil quantity of the oil tank.
4. Refrigeration system according to claim 1, characterized in that the refrigeration unit (3) is capable of providing refrigeration to a cabin (101) and a cold store (102) of a cold chain transport vehicle (100).
5. The refrigeration system according to claim 4, wherein the cold store (102) comprises a cold storage zone (1021) and a cold storage zone (1022), the refrigeration unit (3) comprising a cold storage zone evaporator (31) and a cold storage zone evaporator (32), an output of the cold storage zone evaporator (31) being disposed within the cold storage zone (1022), an output of the cold storage zone evaporator (32) being disposed within the cold storage zone (1021).
6. The refrigeration system of claim 4, further comprising a first temperature sensor for measuring a temperature within the cab (101).
7. The refrigeration system of claim 5, further comprising a second temperature sensor for measuring a temperature within the freezer section (1022) and a third temperature sensor for measuring a temperature within the refrigerated section (1021).
8. The refrigeration system of claim 7, wherein the second temperature sensor is disposed within the freezing zone (1022) remote from the freezing zone evaporator (31), and the third temperature sensor is disposed within the refrigerated area (1021) remote from the refrigerated area evaporator (32).
9. A refrigeration system according to claim 1, characterized in that the battery (4) is a lithium iron phosphate battery.
10. Cold chain transport vehicle, characterized in that it comprises a driver's cab (101), a cold store (102) and a refrigeration system according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220867946.8U CN217282362U (en) | 2022-04-14 | 2022-04-14 | Refrigerating system and cold chain transport vechicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220867946.8U CN217282362U (en) | 2022-04-14 | 2022-04-14 | Refrigerating system and cold chain transport vechicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217282362U true CN217282362U (en) | 2022-08-23 |
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|---|---|---|---|
| CN202220867946.8U Active CN217282362U (en) | 2022-04-14 | 2022-04-14 | Refrigerating system and cold chain transport vechicle |
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| CN (1) | CN217282362U (en) |
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- 2022-04-14 CN CN202220867946.8U patent/CN217282362U/en active Active
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