CN208359871U - A kind of refrigeration unit of self power generation - Google Patents
A kind of refrigeration unit of self power generation Download PDFInfo
- Publication number
- CN208359871U CN208359871U CN201820741497.6U CN201820741497U CN208359871U CN 208359871 U CN208359871 U CN 208359871U CN 201820741497 U CN201820741497 U CN 201820741497U CN 208359871 U CN208359871 U CN 208359871U
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- generator
- lithium battery
- refrigeration unit
- electric machine
- power generation
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Abstract
The utility model relates to insure refrigerating equipment field, more particularly to a kind of refrigeration unit of self power generation, including transfer gear, generator, electric machine controller, lithium battery and compressor, generator generates electricity in the case where the output shaft of transfer gear drives, the alternating current that generator generates is converted to direct current as lithium battery charging and powered to compressor by electric machine controller, so that realizing the timely charging to lithium battery in refrigerator car driving process, can satisfy refrigeration unit power consumption requirements when refrigerator car stops；Generator generates biggish generated output, overcomes the damage for driving generator that can cause belt by belt, is conducive to the power generation of the stability and high efficiency in refrigerator car traveling；Generator output has the electric current of high voltage, can reduce the electric energy loss in boost process to compressor work energy without carrying out boosting, efficiency of energy utilization is high.
Description
Technical field
The utility model relates to fresh-keeping and cold storage apparatus field more particularly to a kind of refrigeration units of self power generation.
Background technique
Vehicular refrigeration unit is by driving compressor operation, and the fresh-keeping and cold storage for being freezed and being defrosted in compartment is set
It is standby, it is the core of refrigerated transportation vehicle.Existing Vehicular refrigeration unit is usually energized by the engine of refrigerator vehicle, once occur
Situations such as driver's rest or overhaul of the equipments, leads to the case where stopping for a long time, so that the engine of refrigerator vehicle does not open for a long time
It is dynamic, then it can cause refrigeration unit power failure, cannot keep low temperature in compartment, and then influence the cold storing and fresh-keeping for storing object in compartment
Effect.
Lasting power supply unit, such as lithium battery can be such as set to Vehicular refrigeration unit, then are able to solve above-mentioned refrigeration machine
The problem of group power failure, but existing lithium battery capacity is limited, it is full that the long-time for being unable to satisfy refrigeration unit, which uses,
Sufficient electricity supply then needs to be arranged the lithium battery device of ultra-large volume, so that refrigerator car self weight aggravates, and lithium battery cost
It is higher, in addition, being also required to the long period to the charging of lithium battery, and actual use needs can not be solved.
Current mobile generator is low pressure power generation, and its power is lower, is unable to satisfy the compressor to refrigeration unit
Use need, and to low tension by the way of inversion of boosting, then due to the volume of transformer is larger and energy loss compared with
High reason cannot achieve.And if in order to meet the needs of the compressor of refrigeration unit, increase generated output simply if, can
The damage for causing belt, can not normal use.
In conclusion the traveling that can efficiently use refrigerator car generates electricity to refrigeration machine it is urgent to provide a kind of refrigeration unit
Group energy supply, and charge simultaneously to lithium battery, refrigeration unit power consumption requirements when travelling and stop to refrigerator car to meet.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of refrigeration machine
Group.
The utility model is to be achieved by the following technical programs:
A kind of refrigeration unit of self power generation, including transfer gear, generator, electric machine controller, lithium battery and compressor,
In,
Transfer gear, it is equipped with output shaft and affixed with the input shaft of generator；
Generator generates electricity in the case where the output shaft of transfer gear drives；
Electric machine controller is connect with generator, and the alternating current that generator generates is converted to direct current；
The DC output end of lithium battery, input terminal and electric machine controller connects, the direct current converted by electric machine controller
Electricity charging；
Compressor is connect with the output end of the DC output end of electric machine controller and lithium battery respectively.
The electric machine controller is also connected with AC charge port, when refrigerator car stops, outside that AC charge port is filled with
Alternating current is converted to direct current and charges to lithium battery.
The input terminal of the lithium battery is also connected with PDU electric power source distribution device, and PDU electric power source distribution device exports DC potential lithium electricity
Pond charging.
The generator is fixed on position of the chassis close to transfer gear.
The output shaft of the transfer gear couples with the input shaft spline of generator.
The generator is permanent magnet synchronous motor.
The utility model has the advantage that
1. charging, electrical power generators so that refrigerating while power supply to compressor to lithium battery in refrigerator car traveling
The timely charging to lithium battery is stored is realized in vehicle driving process, can satisfy refrigeration unit power consumption requirements when refrigerator car stops.
2. driving electrical power generators by transfer gear, and biggish generated output is generated, overcomes to drive by belt and send out
Motor can cause the damage of belt, be conducive to the power generation of the stability and high efficiency in refrigerator car traveling.
3. the generator output of technical solution has the electric current of high voltage in this example, can be to compressor without carrying out boosting
Function, reduces the electric energy loss in boost process, and efficiency of energy utilization is high.
Detailed description of the invention
Fig. 1 is the transfer gear and generator attachment structure schematic diagram of the utility model.
Fig. 2 is each module connection structure schematic diagram of the utility model.
In figure: 1. transfer gears, 2. generators, 3. electric machine controllers, 4. lithium batteries, 5. compressors, 6. AC charge ports,
7.PDU electric power source distribution device.
Specific embodiment
In order to make those skilled in the art more fully understand technical solution of the present invention, with reference to the accompanying drawing and most
The utility model is described in further detail for good embodiment.
As shown, the utility model includes transfer gear 1, generator 2, electric machine controller 3, lithium battery 4 and compressor 5,
Wherein,
Transfer gear, it is equipped with output shaft and affixed with the input shaft of generator；
On how shaft-driven automobile, in order to which the power of output is distributed to each drive axle equipped with transfer gear.Transfer gear
Function is exactly that the power of speed changer output is assigned to each drive axle.Transfer gear is also a gear train assembly, it is individually solid
It being scheduled on vehicle frame, the output shaft of input shaft and speed changer is connected with universal driving device, and the output shaft of transfer gear has several,
It is connected respectively through universal driving device with each drive axle.
Generator generates electricity in the case where the output shaft of transfer gear drives；Transfer gear in this example is equipped with an output shaft, with generator
Input shaft it is affixed, realize and electrical power generators driven by the output shaft of transfer gear；
Electric machine controller is connect with generator, and the alternating current that generator generates is converted to direct current；
The DC output end of lithium battery, input terminal and electric machine controller connects, the direct current converted by electric machine controller
Electricity charging；Lithium battery is selected, has small in size, light-weight and capacity big, charging rate is fast a little.
Compressor is connect with the output end of the DC output end of electric machine controller and lithium battery respectively.Compressor maintains
The normal refrigeration of interior refrigerating box.
The specific course of work are as follows:
When driving, the output shaft of transfer gear drives electrical power generators to refrigerator car, and the alternating current that generator generates is by motor control
Device processed is converted to direct current, the normal refrigeration of refrigerating box is maintained for compressor power supply, while also charging to lithium battery；Once refrigeration
Not in motion, generator stops power generation to vehicle, and at this moment lithium battery continues as compressor power supply.
Preferably, for convenient for enrich charging modes, be also connected with AC charge port 6, the input of lithium battery in electric machine controller
End is also connected with PDU electric power source distribution device 7.
Electric machine controller can realize the power supply of the vehicle-mounted refrigeration unit of intelligent control, the power generation of generator, the charging of lithium battery,
It discharges, the distribution of PDU.Specifically: electric machine controller can be according to cooling unit power demand and lithium battery charge power need
Control generated energy size is sought, and refrigeration unit and lithium battery are distributed to by PDU；In the process of moving, as lithium battery is full of,
Then electric machine controller can choose the generated energy for only providing and meeting refrigeration unit power supply；Such as refrigerator car up-hill journey, then motor control
Device processed can choose stopping power generation, only be refrigeration unit power supply by lithium battery；
Stop when driving in refrigerator car, electric machine controller can choose the external communication electricity conversion for being filled with AC charge port
It charges, and can power simultaneously for refrigeration unit for direct current and to lithium battery.
Preferably, the generator is fixed on position of the chassis close to transfer gear.Generator is fixed on chassis
It can be by reasonable Arrangement, so that the occupied space that generator is less, does not influence the storage and transportation space on vehicle top.
Preferably, the output shaft of transfer gear couples with the input shaft spline of generator, is easily installed, and stable connection.
Preferably, to guarantee that electrical power generators are high voltage, to realize without boosting again, selection generator is permanent magnetism
Synchronous motor.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of refrigeration unit of self power generation, which is characterized in that including transfer gear, generator, electric machine controller, lithium battery and pressure
Contracting machine, wherein
Transfer gear, it is equipped with output shaft and affixed with the input shaft of generator；
Generator generates electricity in the case where the output shaft of transfer gear drives；
Electric machine controller is connect with generator, and the alternating current that generator generates is converted to direct current；
The DC output end of lithium battery, input terminal and electric machine controller connects, and is filled by the direct current that electric machine controller is converted
Electricity；
Compressor is connect with the output end of the DC output end of electric machine controller and lithium battery respectively.
2. a kind of refrigeration unit of self power generation according to claim 1, which is characterized in that the electric machine controller is also connected with friendship
The external communication electricity that AC charge port is filled with is converted to direct current and filled to lithium battery by current charge mouth when refrigerator car stops
Electricity.
3. a kind of refrigeration unit of self power generation according to claim 1 or claim 2, which is characterized in that the input terminal of the lithium battery
It is also connected with PDU electric power source distribution device, PDU electric power source distribution device exports the charging of DC potential lithium battery.
4. a kind of refrigeration unit of self power generation according to claim 3, which is characterized in that the generator is fixed on chassis
Close to the position of transfer gear.
5. a kind of refrigeration unit of self power generation according to claim 4, which is characterized in that the output shaft and hair of the transfer gear
The input shaft spline of motor couples.
6. a kind of refrigeration unit of self power generation according to claim 5, which is characterized in that the generator is permanent magnet synchronous electric
Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820741497.6U CN208359871U (en) | 2018-05-18 | 2018-05-18 | A kind of refrigeration unit of self power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820741497.6U CN208359871U (en) | 2018-05-18 | 2018-05-18 | A kind of refrigeration unit of self power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208359871U true CN208359871U (en) | 2019-01-11 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820741497.6U Active CN208359871U (en) | 2018-05-18 | 2018-05-18 | A kind of refrigeration unit of self power generation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108656896A (en) * | 2018-05-18 | 2018-10-16 | 埃贝思（天津）冷链物流有限公司 | A kind of refrigeration unit of self power generation |
-
2018
- 2018-05-18 CN CN201820741497.6U patent/CN208359871U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108656896A (en) * | 2018-05-18 | 2018-10-16 | 埃贝思（天津）冷链物流有限公司 | A kind of refrigeration unit of self power generation |
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