CN207635445U - Transducer air conditioning - Google Patents
Transducer air conditioning Download PDFInfo
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- CN207635445U CN207635445U CN201721341092.5U CN201721341092U CN207635445U CN 207635445 U CN207635445 U CN 207635445U CN 201721341092 U CN201721341092 U CN 201721341092U CN 207635445 U CN207635445 U CN 207635445U
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- air conditioning
- transducer air
- valve port
- compressor
- heat exchanger
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Abstract
The utility model discloses a kind of transducer air conditionings, transducer air conditioning includes compressor, indoor heat exchanger and outdoor heat exchanger, compressor has exhaust outlet and air entry, it is connected with exhaust outlet one of in indoor heat exchanger and outdoor heat exchanger, another in indoor heat exchanger and outdoor heat exchanger is connected with air entry, wherein the operation mechanical frequency of compressor is not less than 100Hz, induced voltage constant is no more than 45Vrms/krpm between line, when transducer air conditioning is three transducer air conditionings, the value range of three transducer air conditioning refrigerant volume flows under standard condition is 1600cm3/ s~2000cm3/s；When transducer air conditioning is two transducer air conditionings, the value range of two transducer air conditioning refrigerant volume flows under standard condition is 1000cm3/ s~1500cm3/s.Transducer air conditioning according to the present utility model can reduce the weight of compressor in the case where ensureing the ability of regulation and control to temperature, and then reduce the weight of the outdoor unit of transducer air conditioning, carrying, installation and maintenance convenient for personnel to transducer air conditioning.
Description
Technical field
The utility model is related to household appliance technical fields, in particular to a kind of transducer air conditioning.
Background technology
In the related technology, the outdoor unit weight of convertible frequency air-conditioner is all relatively bigger than normal, is unfavorable for air-conditioner installation people and carries, installs
With repair, difficulty and danger that personnel carry outdoor unit in working at height are increased.The compressor of outdoor unit and condensation
Device is the maximum two parts of weight, wherein the model of condenser decides the heat transfer effect of convertible frequency air-conditioner, can not arbitrarily reduce.
Therefore need the weight for reducing compressor to reduce outdoor unit weight.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
With it is novel propose a kind of personnel that are more convenient at least to a certain extent carry, the transducer air conditionings of installation and maintenance.
It is described according to transducer air conditioning described in the utility model, including compressor, indoor heat exchanger and outdoor heat exchanger
Compressor has exhaust outlet and air entry, one of in the indoor heat exchanger and the outdoor heat exchanger with the exhaust
Mouth is connected, another in the indoor heat exchanger and the outdoor heat exchanger is connected with the air entry,
Wherein, under rated voltage power supply, standard condition, the operation mechanical frequency of the compressor is critical not higher than weak magnetic
Frequency and it is not less than 100Hz, induced voltage constant (Vrms/krpm) between weak magnetic critical frequency=DC bus-bar voltage (V)/line
× k, k are the unit conversion coefficient set and value range as 10.6~13.55, and induced voltage constant is no more than between the line
45Vrms/krpm, when the transducer air conditioning is three transducer air conditionings, three transducer air conditionings are cold under standard condition
The value range of matchmaker's volume flow is 1600cm3/ s~2000cm3/s；When the transducer air conditioning is two transducer air conditionings, institute
The value range for stating two transducer air conditioning refrigerant volume flows under standard condition is 1000cm3/ s~1500cm3/ s, wherein
Refrigerant volume flow (cm3/ s)=compressor displacement (cm3/ rev) × mechanical separator speed (rev/s).
According to transducer air conditioning described in the utility model, it can reduce in the case where ensureing the ability of regulation and control to temperature and press
The weight of contracting machine, and then reduce the weight of the outdoor unit of transducer air conditioning, convenient for personnel to the carrying of transducer air conditioning, installation with
Repair.
According to transducer air conditioning described in the utility model, the value range of the unit conversion coefficient k is 10.6~
1178.Compressor is avoided to be in weak magnetic state it is possible thereby to be further ensured that, to be further ensured that the normal operation of compressor.
According to transducer air conditioning described in the utility model, refrigerant volume flow (cm3/ s)=compressor displacement (cm3/
Rev) × mechanical separator speed (rev/s), the wherein value range of compressor displacement are 9.5cm3/ rev~16cm3/ rev, standard condition
The operation mechanical frequency of compressor meets area requirement 100Hz~145Hz.Thus the discharge capacity of compressor can be smaller so that compression
The lighter in weight of machine, while the operation mechanical frequency of compressor can meet the thermoregulation effect of transducer air conditioning, and can be to avoid
Compressor operating is in weak magnetic state.
According to transducer air conditioning described in the utility model, the value range of the DC bus-bar voltage is under standard condition
350V~400V.Thus DC bus-bar voltage can it is higher so that standard condition compressor operation mechanical frequency maximum value compared with
Height can avoid compressor operating from further increasing the thermoregulation effect of transducer air conditioning under weak magnetic state.
According to transducer air conditioning described in the utility model, the transducer air conditioning further includes commutation component, the commutation
Component includes exhaust valve port, air-breathing valve port, indoor valve port and outdoor valve port, its in the exhaust valve port and the air-breathing valve port
In one be connected to the indoor valve port switching, another and the outdoor valve in the exhaust valve port and the air-breathing valve port
Mouth switching connection, the exhaust valve port are connected with the exhaust outlet, and the air-breathing valve port is connected with the air entry, the interior
Valve port is connected with the indoor heat exchanger, and the outdoor valve port is connected with the outdoor heat exchanger.It as a result, can by commutating component
To realize conversion of the transducer air conditioning between heating and refrigeration.
Further, the commutation component is four-way valve.It is possible thereby to realize in exhaust valve port and air-breathing valve port wherein
One be connected to indoor valve port switching, and realizes another and the outdoor valve port switching company in exhaust valve port and air-breathing valve port
It is logical, to realize conversion of the transducer air conditioning between heating and refrigeration.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment
Become apparent and is readily appreciated that, wherein：
Fig. 1 is the structural schematic diagram of the transducer air conditioning of the utility model embodiment.
Reference numeral：
Transducer air conditioning 100, compressor 1, restricting element 2, indoor heat exchanger 3, indoor fan 4, outdoor heat exchanger 5, room
Outer wind turbine 6, commutate component 7.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be
Mechanical connection can also be electrical connection or can communicate with one another；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, can be the interaction relationship of the connection or two elements inside two elements.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
The utility model is described below in conjunction with the accompanying drawings and with reference to specific embodiment.
Fig. 1 is combined to describe the transducer air conditioning 100 of the utility model embodiment first.
As shown in Figure 1, the transducer air conditioning 100 of the utility model embodiment may include outdoor unit and indoor unit, it is outdoor
Machine includes compressor 1 and the restricting element 2 for throttling to refrigerant.Indoor unit includes indoor heat exchanger 3 and indoor fan
4, outdoor unit further includes outdoor heat exchanger 5 and outdoor fan 6.
Compressor 1 can have exhaust outlet and air entry, can one of in indoor heat exchanger 3 and outdoor heat exchanger 5
To be connected with exhaust outlet, another in indoor heat exchanger 3 and outdoor heat exchanger 5 can be connected with air entry.
When transducer air conditioning 100 is three transducer air conditionings, three transducer air conditionings refrigerant volume flow under standard condition
The value range of amount can be 1600cm3/ s~2000cm3/ s, when transducer air conditioning 100 is two transducer air conditionings, two changes
The value range of frequency air conditioner refrigerant volume flow under standard condition can be 1000cm3/ s~1500cm3/s.Thus, it is possible to
Ensure that refrigerant volume flow is larger, to ensure that transducer air conditioning 100 has stronger thermoregulation effect.Wherein, three frequency conversion skies
Device is adjusted to refer to transducer air conditioning of the rated cooling capacity in 6900~7500W of range, two transducer air conditionings refer to rated cooling capacity and exist
Transducer air conditioning in 4800~5500W of range.
Due to refrigerant volume flow (cm3/ s)=compressor displacement (cm3/ rev) × mechanical separator speed (rev/s), if to protect
Hold that refrigerant volume flow is suitable, it can be by improving the mechanical separator speed of compressor 1 to reduce the discharge capacity of compressor 1, to reduce
The weight of compressor 1.
Wherein, under standard condition compressor 1 operation mechanical frequency≤weak magnetic critical frequency=DC bus-bar voltage (V)/
Induced voltage constant (Vrms/krpm) × k between line, k can be the unit conversion coefficient of setting, the value of unit conversion coefficient k
It may range from 10.6~13.55.It is possible thereby to ensure that compressor 1 is avoided to be in weak magnetic state, ensure the normal fortune of compressor 1
Row.
Induced voltage constant (i.e. back-emf virtual value between line) can be that frequency-changeable compressor 1 operates in 1000 revolutions per minute between line
When line between induced voltage virtual value, DC bus-bar voltage can refer to IPM modules in the drive control device of frequency-changeable compressor 1
(Intelligent Power Module, Chinese：Intelligent power module) supply voltage.
Meanwhile under rated voltage power supply, standard condition, the operation mechanical frequency of compressor 1 can be not less than 100Hz,
Induced voltage constant can be no more than 45Vrms/krpm, i.e., when compressor 1 operates in 1000 revolutions per minute rotating speed, compression between line
Induced voltage virtual value is no more than 45V between machine line.Wherein rated voltage can be specified shown in the nameplate of transducer air conditioning 100
Voltage or rated operational voltage.
Thus, it is possible to make compressor 1 that there is higher operation mechanical frequency to be imitated with the temperature adjustment for improving transducer air conditioning 100
Fruit, while preventing that the operation mechanical frequency of compressor 1 is excessively high and being in weak magnetic state, to ensure that transducer air conditioning 100 has
Higher energy efficiency.
For example, when DC bus-bar voltage is 380V, according to the efficiency requirement of transducer air conditioning 100, standard condition pushes
The operation mechanical frequency of contracting machine 1 is no more than the critical mechanical frequency of weak magnetic field operation, as a result, corresponding to not collinear induced voltage constant
Standard condition under the operation mechanical frequency of compressor 1 can meet 1 relationship of table.
The relationship for running induced voltage constant between mechanical frequency and line of compressor 1 under table 1- standard conditions
For example, when DC bus-bar voltage is 380V, according to the efficiency requirement of transducer air conditioning 100, standard condition pushes
The operation mechanical frequency of contracting machine 1 is no more than the critical mechanical frequency of weak magnetic field operation, as a result, under standard condition, the operation of compressor 1
Mechanical frequency be respectively 100Hz, 110Hz, 120Hz, 130Hz, 140Hz, 150Hz, 160Hz, 170Hz, 180Hz, 190Hz and
When 200Hz, it is as shown in table 2 to must satisfy condition for induced voltage constant between corresponding line.
The relationship for running induced voltage constant between mechanical frequency and line of compressor 1 under table 2- standard conditions
Transducer air conditioning 100 can be air conditioner, or simple refrigeration air conditioner, or simple heating
Air conditioner.
When transducer air conditioning 100 is air conditioner, standard condition may include specified cooling condition and specified heating
Operating mode.When transducer air conditioning 100 is simple refrigeration air conditioner, standard condition may include specified cooling condition.When frequency conversion sky
When tune device 100 is simple heating air conditioner, standard condition may include specified heating condition.
Specified cooling condition can be 27 DEG C of indoor dry-bulb temperature, 19 DEG C of wet-bulb temperature, 35 DEG C of outside dry-bulb temperature,
24 DEG C of wet-bulb temperature.Specified heating condition can be 20 DEG C of indoor dry-bulb temperature, 15 DEG C of wet-bulb temperature, outside dry-bulb temperature
7 DEG C, 6 DEG C of wet-bulb temperature.
According to the transducer air conditioning 100 of the utility model embodiment, in the case where ensureing that refrigerant volume flow is certain, lead to
The mechanical separator speed for improving compressor 1 is crossed to reduce the discharge capacity of compressor 1, can be subtracted in the case where ensureing the ability of regulation and control to temperature
The weight of small compressor 1, and then reduce the weight of the outdoor unit of transducer air conditioning 100, convenient for personnel to transducer air conditioning 100
The carrying of outdoor unit, installation and maintenance.
Specifically, the value range of unit conversion coefficient k can be 10.6~11.78.It is kept away it is possible thereby to be further ensured that
Exempt from compressor 1 and be in weak magnetic state, to be further ensured that the normal operation of compressor 1.More specifically, unit conversion coefficient
The value of k can be 11.78.
In some specific embodiments, refrigerant volume flow (cm3/ s)=compressor displacement (cm3/ rev) × machinery turn
Fast (rev/s), the wherein value range of compressor displacement can be 14cm3/ rev~16cm3/ rev, standard condition compressor 1
Operation mechanical frequency can meet area requirement 100Hz~145Hz.Thus the discharge capacity of compressor 1 can be smaller so that compressor 1
Lighter in weight, while the operation mechanical frequency of compressor 1 can meet the thermoregulation effect of transducer air conditioning 100, and can keep away
Exempt from compressor 1 and operates in weak magnetic state.
In some specific embodiments, the value range of DC bus-bar voltage is 350V~400V under standard condition,
Middle DC bus-bar voltage can be the average voltage level of DC bus when transducer air conditioning 100 works.Thus DC bus electricity
Pressure can it is higher so that standard condition compressor 1 operation mechanical frequency maximum value it is higher, can avoid compressor 1 run
Under weak magnetic state, the thermoregulation effect of transducer air conditioning 100 is further increased.
In some optional embodiments, transducer air conditioning 100 can be air conditioner, as shown in Figure 1, convertible frequency air-conditioner
Device 100 can also include commutation component 7, and commutation component 7 may include exhaust valve port, air-breathing valve port, indoor valve port and outdoor valve
Mouthful, it can switch with indoor valve port one of in exhaust valve port and air-breathing valve port and be connected to, in exhaust valve port and air-breathing valve port
Another can with outdoor valve port switch be connected to.
Exhaust valve port can be connected with exhaust outlet, and air-breathing valve port can be connected with air entry, and indoor valve port can be with interior
Heat exchanger 3 is connected, and outdoor valve port can be connected with outdoor heat exchanger 5.Convertible frequency air-conditioner may be implemented by the component 7 that commutates as a result,
Conversion of the device 100 between heating and refrigeration.
Specifically, commutation component 7 can be four-way valve.It is possible thereby to realize wherein one in exhaust valve port and air-breathing valve port
A switching with indoor valve port be connected to, and realize in exhaust valve port and air-breathing valve port another switch with outdoor valve port and be connected to,
To realize conversion of the transducer air conditioning 100 between heating and refrigeration.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, those skilled in the art can incite somebody to action
Different embodiments or examples described in this specification are engaged and are combined.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (6)
1. a kind of transducer air conditioning, which is characterized in that including：
Compressor, the compressor have exhaust outlet and air entry；
Indoor heat exchanger and outdoor heat exchanger, one of in the indoor heat exchanger and the outdoor heat exchanger with the row
Gas port is connected, another in the indoor heat exchanger and the outdoor heat exchanger is connected with the air entry；
Wherein, under rated voltage, standard condition, the operation mechanical frequency of the compressor not higher than weak magnetic critical frequency and
Not less than 100Hz, induced voltage constant (Vrms/krpm) × k between weak magnetic critical frequency=DC bus-bar voltage (V)/line, k are
The unit conversion coefficient that sets and value range is 10.6~13.55, and induced voltage constant is no more than 45Vrms/ between the line
krpm；
When the transducer air conditioning is three transducer air conditionings, three transducer air conditionings refrigerant volume flow under standard condition
The value range of amount is 1600cm3/ s~2000cm3/s；When the transducer air conditioning is two transducer air conditionings, two changes
The value range of frequency air conditioner refrigerant volume flow under standard condition is 1000cm3/ s~1500cm3/s；Wherein, refrigerant volume
Flow (cm3/ s)=compressor displacement (cm3/ rev) × mechanical separator speed (rev/s).
2. transducer air conditioning according to claim 1, which is characterized in that the value range of the unit conversion coefficient k is
10.6~11.78.
3. transducer air conditioning according to claim 1, which is characterized in that refrigerant volume flow (cm3/ s)=compressor displacement
(cm3/ rev) × mechanical separator speed (rev/s), the wherein value range of compressor displacement is 9.5cm3/ rev~16cm3/ rev, mark
The operation mechanical frequency of quasi- operating mode compressor meets area requirement 100Hz~145Hz.
4. transducer air conditioning according to claim 1, which is characterized in that the DC bus-bar voltage takes under standard condition
It is worth ranging from 350V~400V.
5. transducer air conditioning according to claim 1, which is characterized in that the transducer air conditioning further includes commutation component,
The commutation component includes exhaust valve port, air-breathing valve port, indoor valve port and outdoor valve port, the exhaust valve port and the inlet valve
It is connected to the indoor valve port switching one of in mouthful, another and institute in the exhaust valve port and the air-breathing valve port
Outdoor valve port switching connection is stated, the exhaust valve port is connected with the exhaust outlet, and the air-breathing valve port is connected with the air entry,
The interior valve port is connected with the indoor heat exchanger, and the outdoor valve port is connected with the outdoor heat exchanger.
6. transducer air conditioning according to claim 5, which is characterized in that the commutation component is four-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721341092.5U CN207635445U (en) | 2017-10-17 | 2017-10-17 | Transducer air conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721341092.5U CN207635445U (en) | 2017-10-17 | 2017-10-17 | Transducer air conditioning |
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| Publication Number | Publication Date |
|---|---|
| CN207635445U true CN207635445U (en) | 2018-07-20 |
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ID=62858971
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721341092.5U Active CN207635445U (en) | 2017-10-17 | 2017-10-17 | Transducer air conditioning |
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| CN (1) | CN207635445U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830571A (en) * | 2017-10-17 | 2018-03-23 | 广东美的制冷设备有限公司 | Transducer air conditioning |
-
2017
- 2017-10-17 CN CN201721341092.5U patent/CN207635445U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830571A (en) * | 2017-10-17 | 2018-03-23 | 广东美的制冷设备有限公司 | Transducer air conditioning |
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