CN104567272A - Solar refrigerator - Google Patents
Solar refrigerator Download PDFInfo
- Publication number
- CN104567272A CN104567272A CN201510044860.XA CN201510044860A CN104567272A CN 104567272 A CN104567272 A CN 104567272A CN 201510044860 A CN201510044860 A CN 201510044860A CN 104567272 A CN104567272 A CN 104567272A
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- China
- Prior art keywords
- unit
- control unit
- energy storage
- solar
- electrical source
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
Abstract
The invention discloses a solar refrigerator comprising a mains supply input end, a solar input end and an output end. The output end is connected to a refrigeration device. The solar input end is connected to a cell energy storage unit which is connected to a DC (direct current)/AC (alternative current) inverter unit. The mains supply input end is connected to a power switching unit. Mains supply solar charging units are arranged on the power switching unit and the mains supply input end and are further arranged between the solar input end and the cell energy storage unit. The DC/AC inverter unit is further connected to the power switching unit. A control unit is further provided. The other end of the power switching unit is connected to the output end. According to a sampling result of voltage/current, the control unit controls the power switching unit to perform power switching between the mains supply input end and the cell energy storage unit.
Description
Technical field
The present invention relates to a kind of intelligent apparatus, specifically, is a kind of solar energy refrigerator.
Background technology
Solar photoelectric refrigerator mainly comprises photovoltaic refrigerator and solar semiconductor refrigerator.Photovoltaic refrigerator is developed on common conventional compression formula refrigerator basis, is made up of parts such as solar cell, controller, battery and refrigerators.Solar semiconductor refrigerator mainly comprises solar battery array, controller, battery and semiconductor cooling device, solar battery array is positioned at the end face of the face of shining upon or refrigerator, pass through line, one end is connected with the controller being arranged on side, refrigerator front, via controller is connected with the hot junction of the semiconductor cooling device being arranged on refrigerator opposite side again, the other end is directly connected with the cold junction of semiconductor cooling device, the one end being arranged on the battery in refrigerator is connected with controller, and the other end is connected between solar battery array and controller.
Because the internal structure of photovoltaic refrigerator is identical with conventional refrigerator, just electric supply installation changes solar cell into, therefore implements relatively simple.The display of foreign literature report, a lot of experimental result shows, after conventional AC refrigerator is changed system into the DC refrigerator being applicable to photovoltaic solar system, each parts can normally run, and refrigerator can normally work.And at home, the research for solar photoelectric refrigerator is quite a few, and there is certain progress." solar energy journal " reports the result of study to a kind of photovoltaic DC refrigerator system runnability such as Liu Qunsheng for 2007, and the sole power source of this system is solar energy, adopts direct current compressor, is furnished with battery in system.Experimental result shows: the minimum temperature of this freezer compartment of refrigerator can reach-16 DEG C, and refrigerating chamber can reach 0 ~ 10 DEG C, and when the operate at ambient temperature of 25 DEG C, running rate is 48%.As far back as 1997, new type digital formula SPWM modulation system was just applied in the frequency changer circuit of solar photoelectric refrigerator by yellow forint, and achieves the automatic control of refrigerator temperature.
Summary of the invention
Goal of the invention of the present invention is to provide a kind of solar energy refrigerator.
It is as follows that the present invention solves the problems of the technologies described above taked technical scheme:
A kind of solar energy refrigerator, comprise: mains electricity input end, solar energy input and output, output is connected to refrigerating plant, and solar energy input is connected to battery energy storage unit, battery energy storage unit is connected to again DC/AC inversion unit, and mains electricity input end is connected to electrical source exchange unit, and electrical source exchange unit and mains electricity input end are provided with civil power solar charging electric unit, this civil power solar charging electric unit is located between solar energy input and battery energy storage unit, in addition, DC/AC inversion unit is connected to again electrical source exchange unit, and, also be provided with control unit, the other end of electrical source exchange unit is connected to output, and be also provided with voltage/current sampling unit, described voltage/current sampling unit is connected to control unit, described control unit connects described DC/AC inversion unit and electrical source exchange unit, battery energy storage unit, and described control unit is according to the sampled result of voltage/current, control the electrical source exchange that described electrical source exchange unit carries out mains electricity input end and battery energy storage unit.
Further, preferred structure is, is provided with energy storage control unit between described control unit and battery energy storage unit.
Further, preferred structure is, is provided with output control unit between described control unit and electrical source exchange unit.
Further, preferred structure is, is provided with inversion driver element between described control unit and DC/AC inversion unit.
This cover system has two cover electric power systems, common mains-supplied and battery energy storage are powered, simultaneously, common civil power input can be charged to backup battery by charging module, when mains failure or voltage instability, corresponding Voltage Feedback is detected by control unit, control electrical source exchange module is carried out corresponding Power supply switching, when using battery to power, need to use AC-DC conversion module, the direct current of battery is switched to alternating current thus powers to self-cooling device, control unit is mainly and carries out sampling analysis to the power supply of difference and electric current, then have more different situations and corresponding instruction is assigned to different modules, to ensure the normal use of refrigerating plant.
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from description, or understand by implementing the present invention.Object of the present invention and other advantages realize by structure specifically noted in write description, claims and accompanying drawing and obtain.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in detail, to make above-mentioned advantage of the present invention definitely.
Fig. 1 is the physical circuit schematic diagram of solar energy refrigerator of the present invention;
Fig. 2 is the physical circuit schematic diagram of solar energy refrigerator of the present invention.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.
As shown in Figure 1, a kind of solar energy refrigerator, comprise: mains electricity input end, solar energy input and output, output is connected to refrigerating plant, and solar energy input is connected to battery energy storage unit, battery energy storage unit is connected to again DC/AC inversion unit, and mains electricity input end is connected to electrical source exchange unit, and electrical source exchange unit and mains electricity input end are provided with civil power solar charging electric unit, this civil power solar charging electric unit is located between solar energy input and battery energy storage unit, in addition, DC/AC inversion unit is connected to again electrical source exchange unit, and, also be provided with control unit, the other end of electrical source exchange unit is connected to output, and be also provided with voltage/current sampling unit, described voltage/current sampling unit is connected to control unit, described control unit connects described DC/AC inversion unit and electrical source exchange unit, battery energy storage unit, and described control unit is according to the sampled result of voltage/current, control the electrical source exchange that described electrical source exchange unit carries out mains electricity input end and battery energy storage unit.
Further, preferred structure is, is provided with energy storage control unit between described control unit and battery energy storage unit.
Further, preferred structure is, is provided with output control unit between described control unit and electrical source exchange unit.
Further, preferred structure is, is provided with inversion driver element between described control unit and DC/AC inversion unit.
Wherein, the advantage of solar energy refrigerator of the present invention is as follows:
1) AC/DC universal input.
2) management of battery charging and discharging is had concurrently.
3) tape starting time delay and compressor rotation-clogging protection function.
This cover system has two cover electric power systems, common mains-supplied and battery energy storage are powered, simultaneously, common civil power input can be charged to backup battery by charging module, when mains failure or voltage instability, corresponding Voltage Feedback is detected by control unit, control electrical source exchange module is carried out corresponding Power supply switching, when using battery to power, need to use AC-DC conversion module, the direct current of battery is switched to alternating current thus powers to self-cooling device, control unit is mainly and carries out sampling analysis to the power supply of difference and electric current, then have more different situations and corresponding instruction is assigned to different modules, to ensure the normal use of refrigerating plant.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. a solar energy refrigerator, it is characterized in that, comprise: mains electricity input end, solar energy input and output, output is connected to refrigerating plant, and solar energy input is connected to battery energy storage unit, battery energy storage unit is connected to again DC/AC inversion unit, and mains electricity input end is connected to electrical source exchange unit, and electrical source exchange unit and mains electricity input end are provided with civil power solar charging electric unit, this civil power solar charging electric unit is located between solar energy input and battery energy storage unit, in addition, DC/AC inversion unit is connected to again electrical source exchange unit, and, also be provided with control unit, the other end of electrical source exchange unit is connected to output, and be also provided with voltage/current sampling unit, described voltage/current sampling unit is connected to control unit, described control unit connects described DC/AC inversion unit and electrical source exchange unit, battery energy storage unit, and described control unit is according to the sampled result of voltage/current, control the electrical source exchange that described electrical source exchange unit carries out mains electricity input end and battery energy storage unit.
2. solar energy refrigerator according to claim 1, is characterized in that, is provided with energy storage control unit between described control unit and battery energy storage unit.
3. solar energy refrigerator according to claim 1, is characterized in that, is provided with output control unit between described control unit and electrical source exchange unit.
4. solar energy refrigerator according to claim 1, is characterized in that, is provided with inversion driver element between described control unit and DC/AC inversion unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044860.XA CN104567272A (en) | 2015-01-29 | 2015-01-29 | Solar refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044860.XA CN104567272A (en) | 2015-01-29 | 2015-01-29 | Solar refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104567272A true CN104567272A (en) | 2015-04-29 |
Family
ID=53083914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510044860.XA Pending CN104567272A (en) | 2015-01-29 | 2015-01-29 | Solar refrigerator |
Country Status (1)
| Country | Link |
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| CN (1) | CN104567272A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111965411A (en) * | 2020-07-20 | 2020-11-20 | 四川虹美智能科技有限公司 | Refrigerator locked-rotor protector verification device, method and system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886866A (en) * | 2009-05-14 | 2010-11-17 | 郑州尚阳科技有限公司 | Solar semiconductor refrigerator |
| CN102072606A (en) * | 2011-02-08 | 2011-05-25 | 赵杰 | Composite energy refrigerator |
| CN102297555A (en) * | 2011-07-07 | 2011-12-28 | 合肥美的荣事达电冰箱有限公司 | Movable freezer and method for controlling power to be supplied to same |
| CN202836042U (en) * | 2012-08-02 | 2013-03-27 | 山东轻工业学院 | Photovoltaic driven refrigeration refrigerator |
| CN203068894U (en) * | 2012-12-05 | 2013-07-17 | 云南师范大学 | Photovoltaic refrigerator with maximum power point tracing |
| CN204460924U (en) * | 2015-01-29 | 2015-07-08 | 广州菲利斯太阳能科技有限公司 | A kind of solar energy refrigerator |
-
2015
- 2015-01-29 CN CN201510044860.XA patent/CN104567272A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886866A (en) * | 2009-05-14 | 2010-11-17 | 郑州尚阳科技有限公司 | Solar semiconductor refrigerator |
| CN102072606A (en) * | 2011-02-08 | 2011-05-25 | 赵杰 | Composite energy refrigerator |
| CN102297555A (en) * | 2011-07-07 | 2011-12-28 | 合肥美的荣事达电冰箱有限公司 | Movable freezer and method for controlling power to be supplied to same |
| CN202836042U (en) * | 2012-08-02 | 2013-03-27 | 山东轻工业学院 | Photovoltaic driven refrigeration refrigerator |
| CN203068894U (en) * | 2012-12-05 | 2013-07-17 | 云南师范大学 | Photovoltaic refrigerator with maximum power point tracing |
| CN204460924U (en) * | 2015-01-29 | 2015-07-08 | 广州菲利斯太阳能科技有限公司 | A kind of solar energy refrigerator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111965411A (en) * | 2020-07-20 | 2020-11-20 | 四川虹美智能科技有限公司 | Refrigerator locked-rotor protector verification device, method and system |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150429 |