CN205986645U - Photovoltaic inverter and cooling system thereof - Google Patents
Photovoltaic inverter and cooling system thereof Download PDFInfo
- Publication number
- CN205986645U CN205986645U CN201620960596.4U CN201620960596U CN205986645U CN 205986645 U CN205986645 U CN 205986645U CN 201620960596 U CN201620960596 U CN 201620960596U CN 205986645 U CN205986645 U CN 205986645U
- Authority
- CN
- China
- Prior art keywords
- photovoltaic
- fan
- cooling system
- side wall
- blast pipe
- Prior art date
- 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.)
- Active
Links
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The utility model discloses a photovoltaic inverter and cooling system thereof, this photovoltaic inverter's cooling system includes the cabinet physically, the cabinet body is including air -supply line and play tuber pipe, the air -supply line has a plurality of mutually independent wind channels, each all be equipped with the fan in the wind channel, the lateral wall that goes out the tuber pipe is equipped with and is used for the installation the installation position of photovoltaic inverter's contravariant module. The utility model provides a photovoltaic inverter and cooling system thereof possesses good heat -sinking capability, and can lasting effectual work.
Description
Technical field
This utility model is related to technical field of photovoltaic power generation equipment, and more particularly, to a kind of photovoltaic DC-to-AC converter and its radiating are
System.
Background technology
Photovoltaic DC-to-AC converter is one of critical piece of photovoltaic generating system, for turning unidirectional current produced by photovoltaic generation
Change alternating current into, the alternating current being obtained can be used for independently-powered it is also possible to the use that is connected to the grid.
The photovoltaic generating system of early stage is less due to generated energy, how based on off-network type, for independently-powered to meet no
The need for electricity of network users, now, the power of the photovoltaic DC-to-AC converter used by photovoltaic generation is also relatively small.With photovoltaic technology
Development, photovoltaic power generation quantity constantly increases, and the demand of the photovoltaic generating system of grid type starts to increase, its work(to photovoltaic DC-to-AC converter
Rate requires also increasing.
Powerful photovoltaic DC-to-AC converter generally comprises multiple three-phase inversion modules, and when using, each inversion module will
Produce substantial amounts of heat, the cooling system only relying on traditional radiating sheet form cannot meet its radiating requirements.If however, not
Can timely and effectively be radiated, photovoltaic DC-to-AC converter has the overheated risk burnt in some instances it may even be possible to blast can be produced, be existed serious
Potential safety hazard.On the other hand, the overheated and operation irregularity of photovoltaic DC-to-AC converter that causes, also results in the photovoltaic being connected to the grid and sends out
Electric system is difficult to continued power, the application prospect of impact photovoltaic generation.
Therefore, how to provide a kind of possess good heat radiating ability and can effectively work for a long time photovoltaic DC-to-AC converter, be still this
Skilled person's technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model be provide a kind of possess good heat radiating ability and can effectively work for a long time photovoltaic inversion
Device and its cooling system.
For solving above-mentioned technical problem, this utility model provides a kind of cooling system of photovoltaic DC-to-AC converter, including cabinet, institute
State blast pipe and the discharge pipe that cabinet includes being interconnected, described blast pipe has some separate air channels, each described wind
It is equipped with fan, the side wall of described discharge pipe is provided with the installation position of the inversion module for installing described photovoltaic DC-to-AC converter in road.
The cooling system of photovoltaic DC-to-AC converter provided by the utility model, relies primarily on the air in blast pipe and discharge pipe
Convection current is radiated.In specific works, produced by inversion module, heat will pass to cabinet in thermo-conducting manner, and cabinet
The air intake tube portion of body is provided with some air channels, and is provided with fan in each air channel, in the presence of each fan, will inside cabinet
Produce cross-ventilation to take away the heat of cabinet, than traditional mode relying on fin to carry out heat conducting and radiating, to wandering
Heat can obtain bigger radiating efficiency, and the heat-sinking capability of photovoltaic DC-to-AC converter obtains and is greatly improved.And in use, work people
Member can adjust the power of used fan as needed, thus controlling rate of heat dispation to adapt to the photovoltaic DC-to-AC converter of different capacity.
Additionally, being provided with multiple separate wind in the cooling system of photovoltaic DC-to-AC converter provided by the utility model
Road, is provided with fan in each air channel.In use, even if some fan is damaged, also will not be to other air channels
The normal work of middle fan produces impact, in the presence of other fans, still can carry out heat loss through convection inside cabinet, this radiating system
System may continue to use, thus ensure that permanent, effective work of cooling system.
Alternatively, it is equipped with check valve in each described air channel, and each described check valve is located at described fan and institute accordingly
State between the air inlet of blast pipe.
Alternatively, also include fan drawer, described fan drawer inserts in described blast pipe along the side wall of described blast pipe
Portion, each described check valve and each described fan may be contained within described fan drawer, and described fan drawer has handle.
Alternatively, described fan drawer includes drawer panel and drawer-bottom board, and described drawer-bottom board is provided with some and each wind
The opening that road matches, each described fan and described check valve may be contained within corresponding described opening.
Alternatively, the area of the cross section of described blast pipe is more than the area of the cross section of described discharge pipe, described cabinet
Also include the shaped telescopic tube between blast pipe and described discharge pipe.
Alternatively, described blast pipe, described discharge pipe and described shaped telescopic tube are respectively provided with coplanar installation side wall, described installation
Located at the side wall relative with the described installation side wall of described discharge pipe, described fan drawer is along the described peace with described blast pipe for position
Wall relative side wall in dress side inserts in described blast pipe.
This utility model also provides a kind of photovoltaic DC-to-AC converter, including inversion module and above-mentioned cooling system, described inversion
The side wall of the discharge pipe located at described cooling system for the module.
Cooling system due to above-mentioned photovoltaic DC-to-AC converter has had as above technique effect, then carried out using this cooling system
The photovoltaic DC-to-AC converter of radiating is also when possessing similar technique effect, therefore will not be described here.
Alternatively, it is additionally provided between the side wall of described discharge pipe of described inversion module and described inversion module for installing
Fin.
Alternatively, described inversion module is centrally located at the axis of described blast pipe.
Alternatively, the power of described photovoltaic DC-to-AC converter is 250KW～500KW.
Brief description
Fig. 1 is that a kind of structure of specific embodiment of the cooling system of photovoltaic DC-to-AC converter provided by the utility model is shown
It is intended to；
Fig. 2 is the structural representation during fan drawer open of cooling system of photovoltaic DC-to-AC converter in Fig. 1.
Description of reference numerals in Fig. 1-2 is as follows：
1 cabinet, 11 blast pipes, 111 air channels, 12 discharge pipes, 13 shaped telescopic tubes, 2 inversion modules, 3 fin, 31 installing plates, 4
Fan drawer, 41 handles, 42 fans, 43 check valves, 44 drawer panels, 45 drawer-bottom boards.
Specific embodiment
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with the accompanying drawings and tool
The utility model is described in further detail for body embodiment.
" some " specifically described herein are that exponential quantity is uncertain multiple, usually two or more.
Refer to Fig. 1 and Fig. 2, Fig. 1 is a kind of concrete of the cooling system of photovoltaic DC-to-AC converter provided by the utility model
The structural representation of embodiment, Fig. 2 is the structural representation during fan drawer open of cooling system of photovoltaic DC-to-AC converter in Fig. 1
Figure.
As depicted in figs. 1 and 2, this utility model provides a kind of cooling system of photovoltaic DC-to-AC converter, including cabinet 1, this cabinet
Body 1 includes the blast pipe 11 being interconnected and discharge pipe 12.There are inside blast pipe 11 some separate air channels 111, and
It is equipped with fan 42, the side wall of this discharge pipe 12 is provided with the peace of the inversion module 2 for installing photovoltaic DC-to-AC converter in each air channel 111
Dress position.
The cooling system of photovoltaic DC-to-AC converter provided by the utility model, relies primarily in blast pipe 11 and discharge pipe 12
Cross-ventilation is radiated.In specific works, heat produced by inversion module 2 will pass to cabinet in thermo-conducting manner
1, and blast pipe 11 part of cabinet 1 is provided with some air channels 111, and it is provided with fan 42 in each air channel 111, in each fan 42
In the presence of, cross-ventilation will be produced to take away the heat of cabinet 1 inside cabinet 1, carry out heat than traditional dependence fin 3
The radiating mode of radiation, heat loss through convection can obtain bigger radiating efficiency, and the heat-sinking capability of photovoltaic DC-to-AC converter obtains and is greatly improved.
In the specific implementation, those skilled in the art can adjust fan 42 used in each air channel 111 as needed
Power, to adapt to the photovoltaic DC-to-AC converter of different capacity.The power of the fan 42 in each air channel 111 can all identical it is also possible to
There is certain difference, each fan 42 all can arrange different gears, in order to the sky in staff's real-time adjustment cabinet 1
Gas velocity, and then regulate and control radiating efficiency.
Additionally, some air channels 111 are separate in the cooling system of photovoltaic DC-to-AC converter provided by the utility model, each wind
It is provided with fan 42 in road 111.In use, even if some fan 42 is damaged, also will not be to other air channels
In 111, the normal work of fan 42 produces impact, in the presence of other fans 42, still can carry out heat loss through convection inside cabinet 1,
This cooling system may continue to use, thus ensure that permanent, effective work of cooling system.And in use, also may be used
Actively close one or more of fans 42, to adjust heat loss through convection efficiency, enhance the controllability of cooling system and fit
Ying Xing.
Further, all can be provided with check valve 43 in each air channel 111, and each check valve 43 be located at corresponding fan 42 with
Between the air inlet of blast pipe 11.The setting of above-mentioned check valve 43 makes gas can only enter in cabinet 1 from each air channel 111
Portion, and can not go out it is ensured that the efficiency of air-tightness within cabinet 1 and heat loss through convection from each air channel 111.Especially when
When a certain fan 42 is damaged or needs to cut out, although this air channel 111 corresponding to fan 42 can not convey gas into cabinet 1
Body, but in the presence of check valve 43, the gas in cabinet 1 also will not spill from this air channel 111, it is to avoid air leakage phenomena
Produce it is ensured that cooling system work stability.
It should be appreciated that the quantity in above-mentioned air channel 111 is more, the air quantity that can be generated by cabinet 1 is also bigger, radiating effect
Also better.But the increasing of air channel 111 quantity, also will increase the complexity of blast pipe 11 part-structure so that whole cabinet 1
Manufacturing cost be significantly increased.Factor of both comprehensive radiating effect and cost, the air channel 111 in above-mentioned blast pipe 11
Quantity is preferably two.
As shown in Fig. 2 the cooling system of photovoltaic DC-to-AC converter provided by the utility model can also include fan drawer 4,
This fan drawer 4 inserts the inside of this blast pipe 11 along the side wall of blast pipe 11, and each check valve 43 and each fan 42 are respectively provided with
In this fan drawer 4, said fans drawer 4 is also provided with handle 41.Using this structure, each fan 42 and check valve
43 are all contained in the middle of fan drawer 4 so that the structure of blast pipe 11 part is more compact；And when needs are in each air channel 111
Fan 42 and check valve 43 when being overhauled, can directly fan drawer 4 be pulled out, you can easily each part is examined
Look into and keep in repair, drastically increase the maintenance of equipment and change efficiency.
Again referring to Fig. 2, said fans drawer 4 includes drawer panel 44 and drawer-bottom board 45, and this drawer-bottom board 45 is arranged
There are some openings, the shape of each opening, size are matched with the air channel 111 in corresponding blast pipe 11, each fan 42 and unidirectional
Valve 43 may be contained within corresponding opening, and when fan drawer 4 is closed, each fan 42 and check valve 43 are in
In corresponding air channel 111.
Further, the area of the cross section of above-mentioned blast pipe 11 is more than the area of the cross section of discharge pipe 12, and air intake
It is additionally provided with shaped telescopic tube 13 between pipe 11 and discharge pipe 12.Due to the gas of blast pipe 11 suction and discharge pipe 12 expellant gas
Total amount is certain, and the cross-sectional area of discharge pipe 12 is less than the cross-sectional area of blast pipe 11 so that gas at discharge pipe 12
Flow velocity is more than the flow velocity of gas at blast pipe 11, is more beneficial for taking away heat produced by inversion module 2.It should be appreciated that it is above-mentioned
Cross section refers to blast pipe 11 or discharge pipe 12 perpendicular to its axial section.
All there is coplanar installation side wall in above-mentioned blast pipe 11, discharge pipe 12 and shaped telescopic tube 13, with Fig. 2 as visual angle, on
State the left side wall that installation side wall is cabinet 1.When specifically used, can be utilized this coplanar installation side wall that above-mentioned cooling system is entered
Row is installed and is fixed, and installs more convenient.
It (is right side in Fig. 2 that the inversion module 2 of photovoltaic DC-to-AC converter is arranged at the side wall relative with the installation side wall of discharge pipe 12
Wall), fan drawer 4 is along along the relative side wall of the installation side wall with blast pipe 11 (being right side wall in Fig. 2) insertion blast pipe 11.As
This, the installation of fan drawer 4 and inversion module 2 will not be interferenceed with the installation fixation of cabinet 1, also allows for fan drawer 4
Open and close.
This utility model also provides a kind of photovoltaic DC-to-AC converter, including inversion module 2 and aforesaid cooling system, and this inversion
Module 2 is located at the side wall of the discharge pipe 12 of described cooling system.Because photovoltaic DC-to-AC converter provided by the utility model is mainly sharp
Radiated with aforesaid cooling system, the technique effect that aforesaid cooling system has, light provided by the utility model
Volt inverter also will be provided with similar technique effect, therefore will not be described here.
Photovoltaic DC-to-AC converter provided by the utility model also includes fin 3, and with Fig. 1 as visual angle, this fin 3 is located at inverse
Become between module 2 and the side wall of discharge pipe 12, and between the side wall of fin 3 and discharge pipe 12, be additionally provided with installing plate 31, so that
In installation on the side wall of discharge pipe 12 for the fin 3.When specifically used, the heat that inversion module 2 produces is with conduction of heat
Mode passes to fin 3, and the air that the heat of a portion is delivered to surrounding with thermal-radiating form is worked as by fin 3
In, another part passes to installing plate 31 and cabinet 1 in thermo-conducting manner, and then by cross-ventilated form by this portion
Heat is divided to take away.Photovoltaic DC-to-AC converter provided by the utility model, comprehensively uses heat radiation, conduction of heat and three kinds of heat loss through convection
Radiating mode is radiated, thus the radiating efficiency of photovoltaic DC-to-AC converter is greatly improved.Correspondingly, the power of photovoltaic DC-to-AC converter also may be used
Acquisition is greatly improved, and experiment proves that, the power of photovoltaic DC-to-AC converter provided by the utility model may be configured as 250KW～
500KW.
Generally, photovoltaic DC-to-AC converter provided by the utility model is when installing and using, the opening of its blast pipe 11
Down, and discharge pipe 12 opening up, after installation is complete, the center of inversion module 2 may be located at the axis of blast pipe 11
Line.So, whole photovoltaic DC-to-AC converter is stable preferable, and the horizontal area of whole photovoltaic DC-to-AC converter is relatively small, and structure is more
Compact.
The above is only preferred implementation of the present utility model it is noted that ordinary skill people for the art
For member, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improvements and modifications
Also should be regarded as protection domain of the present utility model.
Claims (10)
1. it is characterised in that including cabinet (1), described cabinet (1) includes being interconnected a kind of cooling system of photovoltaic DC-to-AC converter
Blast pipe (11) and discharge pipe (12), described blast pipe (11) has some separate air channels (111), each described air channel
(111) it is equipped with fan (42) in, the side wall of described discharge pipe (12) is provided with the inversion mould for installing described photovoltaic DC-to-AC converter
The installation position of block (2).
2. the cooling system of photovoltaic DC-to-AC converter according to claim 1 is it is characterised in that in each described air channel (111) all
It is provided with check valve (43), and each described check valve (43) is located at the air intake of described fan (42) and described blast pipe (11) accordingly
Between mouthful.
3. the cooling system of photovoltaic DC-to-AC converter according to claim 2 is it is characterised in that also include fan drawer (4), institute
To insert described blast pipe (11) internal along the side wall of described blast pipe (11) to state fan drawer (4), each described check valve (43) and
Each described fan (42) may be contained within described fan drawer (4), and described fan drawer (4) has handle (41).
4. the cooling system of photovoltaic DC-to-AC converter according to claim 3 is it is characterised in that described fan drawer (4) includes
Drawer panel (44) and drawer-bottom board (45), described drawer-bottom board (45) is provided with some openings matching with each air channel (111),
Each described fan (42) and described check valve (43) may be contained within corresponding described opening.
5. the cooling system of the photovoltaic DC-to-AC converter according to any one of claim 1-4 is it is characterised in that described blast pipe
(11) area of cross section is more than the area of the cross section of described discharge pipe (12), and described cabinet (1) is also included located at air intake
Shaped telescopic tube (13) between pipe (11) and described discharge pipe (12).
6. the cooling system of photovoltaic DC-to-AC converter according to claim 5 is it is characterised in that described blast pipe (11), described
Discharge pipe (12) and described shaped telescopic tube (13) are respectively provided with coplanar installation side wall, described installation position located at described discharge pipe (12)
The relative side wall of described installation side wall, described fan drawer (4) is along relative with the described installation side wall of described blast pipe (11)
Side wall insert in described blast pipe (11).
7. a kind of photovoltaic DC-to-AC converter, including inversion module (2) it is characterised in that also including as any one of claim 1-6 institute
The cooling system stated, described inversion module (2) is located at the side wall of described discharge pipe (12).
8. photovoltaic DC-to-AC converter according to claim 7 is it is characterised in that be used for installing the described of described inversion module (2)
It is additionally provided with fin (3) between the side wall of discharge pipe (12) and described inversion module (2).
9. photovoltaic DC-to-AC converter according to claim 8 it is characterised in that described inversion module (2) be centrally located at described
The axis of blast pipe (11).
10. photovoltaic DC-to-AC converter according to claim 8 it is characterised in that described photovoltaic DC-to-AC converter power be 250KW～
500KW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620960596.4U CN205986645U (en) | 2016-08-26 | 2016-08-26 | Photovoltaic inverter and cooling system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620960596.4U CN205986645U (en) | 2016-08-26 | 2016-08-26 | Photovoltaic inverter and cooling system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205986645U true CN205986645U (en) | 2017-02-22 |
Family
ID=58037109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620960596.4U Active CN205986645U (en) | 2016-08-26 | 2016-08-26 | Photovoltaic inverter and cooling system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205986645U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106301006A (en) * | 2016-08-26 | 2017-01-04 | 清源科技（厦门）股份有限公司 | A kind of photovoltaic DC-to-AC converter and cooling system thereof |
-
2016
- 2016-08-26 CN CN201620960596.4U patent/CN205986645U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106301006A (en) * | 2016-08-26 | 2017-01-04 | 清源科技（厦门）股份有限公司 | A kind of photovoltaic DC-to-AC converter and cooling system thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106301006A (en) | A kind of photovoltaic DC-to-AC converter and cooling system thereof | |
| CN208596882U (en) | A kind of heat sinking type distribution box | |
| CN104214747B (en) | Radiator | |
| CN103187893B (en) | The cooling structure of photovoltaic inverter and the type of cooling | |
| CN103720375A (en) | Electric oven and double-air-duct heat dissipating system thereof | |
| CN102904179A (en) | Heat radiating device of power distribution box | |
| CN107979951A (en) | A kind of power equipment high-efficiency cooling device | |
| CN112856800A (en) | Computing power type wall-mounted furnace | |
| CN104806309A (en) | Air cooling island condensed water potential energy utilizing system | |
| CN206685776U (en) | A kind of electrical engineering switch cubicle | |
| CN205986645U (en) | Photovoltaic inverter and cooling system thereof | |
| CN206313350U (en) | A kind of low-voltage drawer type power distributing cabinet | |
| CN207925217U (en) | A kind of energy-efficient photovoltaic transformer heat radiation box | |
| CN208851201U (en) | A kind of pulling environmental protection energy-saving steam cabinet | |
| CN207852444U (en) | A kind of heat dissipating device of transformer | |
| CN205491634U (en) | A heat abstractor and switch board for big power control cabinet | |
| CN201570786U (en) | Rainproof power supply box | |
| CN214605428U (en) | Valve block combined type thermotechnical pipeline | |
| CN208817738U (en) | Solar energy-magnetic fluid heat-exchanger rig | |
| CN208835758U (en) | Power cabinet energy-saving radiating system | |
| CN207183459U (en) | Electric cabinet heat radiation device | |
| CN202521804U (en) | Precise air supply system | |
| CN107800055A (en) | A kind of Novel outdoor transformer station | |
| CN108917196A (en) | Solar energy-magnetic fluid heat-exchanger rig | |
| CN205560134U (en) | Domestic emergency generator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 361100 No. 1001, 1003, 1005, 1007 and 1009 Min'an Avenue, torch high tech Zone (Xiang'an) Industrial Zone, Xiamen, Fujian Patentee after: Qingyuan Technology Co.,Ltd. Address before: 361101 No. 999-1009, Min'an Avenue, torch high tech Zone (Xiang'an) Industrial Zone, Xiamen, Fujian Patentee before: CLENERGY (XIAMEN) TECHNOLOGY Co.,Ltd. |