CN108488945A - Outdoor unit, PV air-conditioner system and control method - Google Patents
Outdoor unit, PV air-conditioner system and control method Download PDFInfo
- Publication number
- CN108488945A CN108488945A CN201810491502.7A CN201810491502A CN108488945A CN 108488945 A CN108488945 A CN 108488945A CN 201810491502 A CN201810491502 A CN 201810491502A CN 108488945 A CN108488945 A CN 108488945A
- Authority
- CN
- China
- Prior art keywords
- electrical appliance
- wind turbine
- appliance kit
- outdoor unit
- shell
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
Abstract
A kind of outdoor unit of present invention offer, PV air-conditioner system and control method, including shell, wind turbine, partition board and electrical appliance kit, the partition board is set to the enclosure interior and the shell is divided into air duct chamber and automatically controlled chamber, the wind turbine and the electrical appliance kit may be contained in the air duct chamber, and radiator structure 5 is provided on the electrical appliance kit.Outdoor unit provided by the invention, PV air-conditioner system and control method, heat in electrical appliance kit can be transferred to by radiator structure 5 in the chamber of air duct by radiator structure 5, and heat is taken away using the air-flow that wind turbine generates, achieve the effect that enhance electrical appliance kit and radiate, by the way that condensation plate is arranged and forms condensation space, the negative pressure generated using wind turbine makes electrical appliance kit only carry out condensation in condensation space, it is effective to prevent from leading to the problem of condensation in electrical appliance kit and causing short circuit, by the way that first through hole is arranged, second through-hole and opening, the negative pressure of wind turbine can be utilized to make to force to form air-flow in electrical appliance kit, increase the heat dissipation effect in electrical appliance kit.
Description
Technical field
The present invention relates to airhandling equipment technical field, especially a kind of outdoor unit, PV air-conditioner system and controlling party
Method.
Background technology
PV air-conditioner, especially full direct current PV air-conditioner have used a large amount of power device (the grid-connected DC/ of such as photovoltaic inversion
AC modules, rectification AC/DC modules, DC load power supply DC/DC modules etc.), it is required for good space and channel to radiate,
To ensure unit safety reliability service, but existing PV air-conditioner system utilizes electrical appliance kit when carrying out photovoltaic generation pattern
Natural heat dissipation radiate to the component in electrical appliance kit, cause the problem of the heat dissipation effect difference of electrical appliance kit.
Invention content
In order to solve the above-mentioned technical problem, a kind of outdoor unit, the PV air-conditioner of the radiating efficiency increasing electrical appliance kit are provided
System and control method.
A kind of outdoor unit, including shell, wind turbine and electrical appliance kit, the enclosure interior are formed with air duct chamber, the wind turbine and
The electrical appliance kit may be contained in the air duct chamber, and radiator structure is provided on the electrical appliance kit.
The radiator structure includes multi-disc fin, and all described fin one end are fixedly installed on the electrical appliance kit, another
It is directed toward the wind turbine in end.
All fins are arranged in parallel on the electrical appliance kit, and are had between first between the two neighboring fin
Away from.
Be provided with DC/AC modules and AC/DC modules in the electrical appliance kit, the radiator structure and the DC/AC modules and/
Or AC/DC modules are correspondingly arranged.
The electrical appliance kit includes shell and condensation plate, and the shell is set on the partition board, and the condensation plate is set to
On side of the shell far from the partition board, and condensation space is surrounded with the outer surface of the shell.
The outdoor unit includes partition board, and the partition board is set to the enclosure interior and the shell is divided into the air duct chamber
With automatically controlled chamber, the wind turbine and the electrical appliance kit may be contained in the air duct chamber, opening are provided on the shell, and described
Opening is connected to through the partition board with the automatically controlled chamber, and first through hole is provided on the shell, is provided on the condensation plate
Second through-hole, gas in the automatically controlled chamber is successively by the opening, the first through hole, the condensation space and described the
Enter the air duct chamber after two through-holes.
It is provided with fly net at the first through hole.
It is provided with discharge outlet in the condensation space.
It is provided with air inlet in the first side of the shell, outlet air is provided on the side adjacent with the first side
Mouthful, the first through hole is in the shell towards on the side of the air outlet.
The quantity of the wind turbine is two, and two wind turbines are vertically set to the enclosure, described
Electrical appliance kit is set to the top of the wind turbine in top.
A kind of PV air-conditioner system, including above-mentioned outdoor unit.
A kind of control method of PV air-conditioner system, including:
S1, the operating mode for detecting outdoor unit, and set electrical appliance kit electrical appliance kit minimum set temperature tmin；
If S2, outdoor unit are in pure photovoltaic mode, the temperature t of electrical appliance kit is detected, and compares t and tmin；
S3, the start and stop that wind turbine is controlled according to comparison result.
In S3, further include：
Compare rotation speed of fan T and wind turbine maximum setting speed Tmax；
If T is not less than Tmax, outdoor unit is shut down；
If T is less than Tmax, increase rotation speed of fan T.
In S3, further include：
If t is not less than tmin, start wind turbine；
If t is less than tmin, wind turbine stops.
The control method further includes：
Electrical appliance kit maximum set temperature tmax is set, and tmax is more than tmin；
Compare t and tmax and tmin；
If t is between tmin and tmax, rotation speed of fan T is kept.
Outdoor unit, PV air-conditioner system and control method provided by the invention, radiator structure can be by the warm in electrical appliance kit
Amount is transferred to by radiator structure in the chamber of air duct, and the air-flow generated using wind turbine in photovoltaic generation pattern is taken away heat, is reached
To the effect to electrical appliance kit enhancing heat dissipation, by the way that condensation plate is arranged and forms condensation space, the negative pressure generated using wind turbine makes electricity
Device box only carries out condensation in condensation space, effectively prevents from leading to the problem of condensation in electrical appliance kit and causing short circuit, by setting
First through hole, the second through-hole and opening are set, the negative pressure of wind turbine can be utilized to make to force to form air-flow in electrical appliance kit, increase electrical appliance kit
In heat dissipation effect.
Description of the drawings
Fig. 1 be outdoor unit provided by the invention, PV air-conditioner system and control method outdoor unit structural schematic diagram；
Fig. 2 be outdoor unit provided by the invention, PV air-conditioner system and control method Fig. 1 the portions A partial schematic diagram
Fig. 3 be outdoor unit provided by the invention, PV air-conditioner system and control method electrical appliance kit structural schematic diagram；
Fig. 4 be outdoor unit provided by the invention, PV air-conditioner system and control method electrical appliance kit partial sectional view；
In figure：
1, shell；2, wind turbine；3, partition board；4, electrical appliance kit；5, radiator structure；11, air duct chamber；12, automatically controlled chamber；41, shell；
42, condensation plate；43, condensation space.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, right with reference to the accompanying drawings and embodiments
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only used for explaining the present invention, not
For limiting the present invention.
Outdoor unit as shown in Figures 1 to 4, including shell 1, wind turbine 2 and electrical appliance kit 4 are formed with wind inside the shell 1
Road chamber 11, the wind turbine 2 and the electrical appliance kit 4 may be contained in the air duct chamber 11, and heat dissipation knot is provided on the electrical appliance kit 4
Structure 5 using radiator structure 5 by the heat transfer in electrical appliance kit 4 to shell 1, and rotates generation within the case 1 using wind turbine 2
Air-flow pass through radiator structure 5, and then to radiator structure 5 carry out forced heat radiation, increase electrical appliance kit 4 radiating efficiency.
The radiator structure 5 includes multi-disc fin, and all described fin one end are fixedly installed on the electrical appliance kit 4, separately
The wind turbine 2 is directed toward in one end, and the fin can conduct the heat of electrical appliance kit 4, reach the effect to radiate to electrical appliance kit 4
Fruit.
All fins are arranged in parallel on the electrical appliance kit 4, and have first between the two neighboring fin
Spacing.
DC/AC modules and AC/DC modules, the radiator structure 5 and the DC/AC modules are provided in the electrical appliance kit 4
And/or AC/DC modules are correspondingly arranged namely radiator can be as needed separately positioned in corresponding module, and then to right
The module answered radiates.
The electrical appliance kit 4 includes shell 41 and condensation plate 42, and the shell 41 is set on the partition board 3, the condensation
Plate 42 is set on side of the shell 41 far from the partition board 3, and surrounds condensation space with the outer surface of the shell 41
43 so that generate negative pressure at 43 position of condensation space in 2 rotation process of wind turbine, and then make the heat of electrical appliance kit 4 in condensation sky
Between carry out heat exchange with cryogenic gas or structure in 43, even if ensureing that it is also in condensation space 43, to prevent to generate condensation
4 inside of electrical appliance kit leads to the problem of condensation short circuit.
The outdoor unit includes partition board 3, and the partition board 3, which is set to inside the shell 1, divides the shell 1 for the wind
Road chamber 11 and automatically controlled chamber 12, the wind turbine 2 and the electrical appliance kit 4 may be contained in the air duct chamber 11, be set on the shell 41
It is equipped with opening, and the opening is connected to through the partition board 3 with the automatically controlled chamber 12, and it is logical that first is provided on the shell 41
Hole is provided with the second through-hole on the condensation plate 42, can generate negative pressure in the second through hole in 2 rotation process of wind turbine, in turn
Keep the gas in the automatically controlled chamber 12 empty by the opening, the first through hole, the condensation successively under the absorption of negative pressure
Between 43 and second through-hole after enter the air duct chamber 11, to by the heat in electrical appliance kit 4 by first through hole, condensation space
43 and second through-hole bring into air duct chamber 11 and achieve the effect that heat dissipation.
It is provided with fly net at the first through hole.
It is provided with discharge outlet in the condensation space 43, when the heat in electrical appliance kit 4 generates condensation in condensation space 43
When measuring excessive, condensation can be prevented to be back in electrical appliance kit 4 by discharge outlet by condensation discharge condensation space 43.
It is provided with air inlet in the first side of the shell 1, is provided with out on the side adjacent with the first side
Air port namely outdoor unit are side air-out outdoor unit, and the first through hole is in the shell 41 towards the side of the air outlet
On, the negative pressure at first through hole can be increased, and then increase the heat dissipation effect of electrical appliance kit 4.
The quantity of the wind turbine 2 is two, and two wind turbines 2 are vertically set to inside the shell 41,
The electrical appliance kit 4 is set to the top of the wind turbine 2 in top.
A kind of PV air-conditioner system, including above-mentioned outdoor unit.
The operating mode of PV air-conditioner system generally comprises pure air conditioning mode, PV air-conditioner pattern and pure photovoltaic mode, and
It is in the prior art, it is in pure photovoltaic mode in PV air-conditioner system, wind turbine is without rotation, so that electrical appliance kit
It is unable to reach effective heat dissipation, therefore, this application claims a kind of control methods of PV air-conditioner system, including:
S1, the operating mode for detecting outdoor unit, and set the minimum set temperature tmin of 4 electrical appliance kit of electrical appliance kit 4；
If S2, outdoor unit are in pure photovoltaic mode, the temperature t of electrical appliance kit 4 is detected, and compares t and tmin；
S3, the start and stop that wind turbine is controlled according to comparison result.
In S3, further include：
Compare 2 rotating speed T of wind turbine and the maximum setting speed Tmax of wind turbine 2；
If T is not less than Tmax, outdoor unit is shut down, and showing the heat dissipation of outdoor unit at this time, there are certain temperatures, need to room
Outer machine carries out maintenance down；
If T is less than Tmax, increase by 2 rotating speed T of wind turbine, increases the air-flow by electrical appliance kit radiator structure 5, and then increase electricity
The heat dissipation effect of device box.
In S3, further include：
If t is not less than tmin, start wind turbine 2, forced heat radiation is carried out to electrical appliance kit using wind turbine 2；
If t is less than tmin, wind turbine 2 stops, and restarting wind turbine 2 radiates when t is more than tmin.
The control method further includes：
The maximum set temperature tmax of electrical appliance kit 4 is set, and tmax is more than tmin；
Compare t and tmax and tmin；
If t is between tmin and tmax, 2 rotating speed T of wind turbine is kept, shows that 2 rotating speed of wind turbine at this time is full enough
The radiating requirements of sufficient electrical appliance kit 4 keep 2 rotating speed T of wind turbine.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (14)
1. a kind of outdoor unit, it is characterised in that：Including shell (1), wind turbine (2) and electrical appliance kit (4), the internal shape of the shell (1)
At there is air duct chamber (11), the wind turbine (2) and the electrical appliance kit (4) may be contained in the air duct chamber (11), and the electric appliance
Radiator structure (5) is provided on box (4).
2. outdoor unit according to claim 1, it is characterised in that：The radiator structure (5) includes multi-disc fin, Suo Yousuo
It states fin one end to be fixedly installed on the electrical appliance kit (4), the other end is directed toward the wind turbine (2).
3. outdoor unit according to claim 1, it is characterised in that：Be provided in the electrical appliance kit (4) DC/AC modules and
AC/DC modules, the radiator structure (5) are correspondingly arranged with the DC/AC modules and/or AC/DC modules.
4. outdoor unit according to claim 1, it is characterised in that：The electrical appliance kit (4) includes shell (41) and condensation plate
(42), the shell (41) is set on the partition board (3), and the condensation plate (42) is set to the shell (41) far from described
On the side of partition board (3), and condensation space (43) is surrounded with the outer surface of the shell (41).
5. outdoor unit according to claim 4, it is characterised in that：The outdoor unit includes partition board (3), the partition board (3)
It is set to the shell (1) inside and the shell (1) is divided into the air duct chamber (11) and automatically controlled chamber (12), the wind turbine (2)
It may be contained in the air duct chamber (11) with the electrical appliance kit (4), opening be provided on the shell (41), and the opening is passed through
It wears the partition board (3) to be connected to the automatically controlled chamber (12), first through hole, the condensation plate (42) is provided on the shell (41)
On be provided with the second through-hole.
6. outdoor unit according to claim 5, it is characterised in that：It is provided with fly net at the first through hole.
7. outdoor unit according to claim 5, it is characterised in that：It is provided with discharge outlet in the condensation space (43).
8. outdoor unit according to claim 5, it is characterised in that：It is provided with air inlet in the first side of the shell (1)
Mouthful, it is provided with air outlet on the side adjacent with the first side, the first through hole is in the shell (41) towards institute
It states on the side of air outlet.
9. outdoor unit according to claim 1, it is characterised in that：The quantity of the wind turbine (2) is two, and described in two
Wind turbine (2) is vertically set to the shell (41) inside, and the electrical appliance kit (4) is set to the wind turbine in top
(2) top.
10. a kind of PV air-conditioner system, it is characterised in that：Including the outdoor unit described in any one of claim 1 to 9.
11. a kind of control method of PV air-conditioner system, it is characterised in that：Including:
S1, the operating mode for detecting outdoor unit, and set the minimum set temperature tmin of electrical appliance kit (4)；
If S2, outdoor unit are in pure photovoltaic mode, the temperature t of electrical appliance kit (4) is detected, and compares t and tmin；
S3, the start and stop that wind turbine is controlled according to comparison result.
12. control method according to claim 11, it is characterised in that：In S3, further include：
Compare wind turbine (2) rotating speed T and the maximum setting speed Tmax of wind turbine (2)；
If T is not less than Tmax, outdoor unit is shut down；
If T is less than Tmax, increase wind turbine (2) rotating speed T.
13. control method according to claim 11, it is characterised in that：In S3, further include：
If t is not less than tmin, start wind turbine (2)；
If t is less than tmin, wind turbine (2) stops.
14. control method according to claim 13, it is characterised in that：The control method further includes：
The maximum set temperature tmax of electrical appliance kit (4) is set, and tmax is more than tmin；
Compare t and tmax and tmin；
If t is between tmin and tmax, wind turbine (2) rotating speed T is kept.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810491502.7A CN108488945A (en) | 2018-05-21 | 2018-05-21 | Outdoor unit, PV air-conditioner system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810491502.7A CN108488945A (en) | 2018-05-21 | 2018-05-21 | Outdoor unit, PV air-conditioner system and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108488945A true CN108488945A (en) | 2018-09-04 |
Family
ID=63350636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810491502.7A Pending CN108488945A (en) | 2018-05-21 | 2018-05-21 | Outdoor unit, PV air-conditioner system and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108488945A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506345A (en) * | 2018-10-17 | 2019-03-22 | 珠海格力电器股份有限公司 | Blower control method and device |
| CN114264042A (en) * | 2021-12-30 | 2022-04-01 | 珠海格力电器股份有限公司 | Control method of air conditioner and air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013015295A (en) * | 2011-07-06 | 2013-01-24 | Panasonic Corp | Cooling device and air conditioner with same |
| CN103644615A (en) * | 2013-12-07 | 2014-03-19 | 苏州市朗吉科技有限公司 | Solar air conditioner |
| CN203907884U (en) * | 2014-01-13 | 2014-10-29 | 广东美的制冷设备有限公司 | Temperature sampling device of electric control modules of air conditioner, electric control box and air conditioner |
| US20150345819A1 (en) * | 2014-05-28 | 2015-12-03 | Leviton Manufacturing Co., Inc. | Apparatus and methods for controlling a ventilation mechanism |
| CN205191779U (en) * | 2015-10-23 | 2016-04-27 | 珠海格力电器股份有限公司 | Air -conditioning outdoor unit and air -conditioning unit |
| CN208588003U (en) * | 2018-05-21 | 2019-03-08 | 珠海格力电器股份有限公司 | Outdoor unit, PV air-conditioner system |
-
2018
- 2018-05-21 CN CN201810491502.7A patent/CN108488945A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013015295A (en) * | 2011-07-06 | 2013-01-24 | Panasonic Corp | Cooling device and air conditioner with same |
| CN103644615A (en) * | 2013-12-07 | 2014-03-19 | 苏州市朗吉科技有限公司 | Solar air conditioner |
| CN203907884U (en) * | 2014-01-13 | 2014-10-29 | 广东美的制冷设备有限公司 | Temperature sampling device of electric control modules of air conditioner, electric control box and air conditioner |
| US20150345819A1 (en) * | 2014-05-28 | 2015-12-03 | Leviton Manufacturing Co., Inc. | Apparatus and methods for controlling a ventilation mechanism |
| CN205191779U (en) * | 2015-10-23 | 2016-04-27 | 珠海格力电器股份有限公司 | Air -conditioning outdoor unit and air -conditioning unit |
| CN208588003U (en) * | 2018-05-21 | 2019-03-08 | 珠海格力电器股份有限公司 | Outdoor unit, PV air-conditioner system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506345A (en) * | 2018-10-17 | 2019-03-22 | 珠海格力电器股份有限公司 | Blower control method and device |
| CN114264042A (en) * | 2021-12-30 | 2022-04-01 | 珠海格力电器股份有限公司 | Control method of air conditioner and air conditioner |
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