CN108444143A - Transducer air conditioning - Google Patents
Transducer air conditioning Download PDFInfo
- Publication number
- CN108444143A CN108444143A CN201810495441.1A CN201810495441A CN108444143A CN 108444143 A CN108444143 A CN 108444143A CN 201810495441 A CN201810495441 A CN 201810495441A CN 108444143 A CN108444143 A CN 108444143A
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- China
- Prior art keywords
- compressor
- valve port
- heat exchanger
- air conditioning
- transducer air
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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
-
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/32—Weight
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/021—Inverters therefor
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a kind of transducer air conditionings, including：Compressor, indoor heat exchanger and outdoor heat exchanger.Compressor has exhaust outlet and air entry, 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.Under rated voltage power supply, standard condition, the mechanical frequency of compressor is not less than 100Hz, and the torque constant Kt of the motor of compressor is not less than 0.406Nm/Arms, and the value range of the refrigerant volume flow of transducer air conditioning is 1600cm3/s‑2000cm3/ s, compressor horsepower P=k × T × n/9550=k × π × T × ω × 60/30=2 × k × π × Kt × Is × ω.Transducer air conditioning according to the present invention can reduce the weight of compressor, so as to be convenient to the carrying, installation and repair of transducer air conditioning while ensureing the ability of regulation and control to temperature.
Description
Technical field
The present invention relates to household appliance technical fields, more particularly, to a kind of transducer air conditioning.
Background technology
In the related art, the outdoor unit weight of transducer air conditioning is all relatively bigger than normal, be unfavorable for air-conditioner installation people carry,
Installation and maintenance increase difficulty and danger that installer carries outdoor unit in working at height.In general, in outdoor unit
Compressor and condenser be the maximum two parts of weight, wherein the size of condenser decide transducer air conditioning heat exchange effect
Fruit can not arbitrarily reduce.Therefore need the weight for reducing compressor to reduce outdoor unit weight.
Invention content
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of change
Frequency air conditioner, the transducer air conditioning it is light-weight, be easy for installation and maintenance.
Transducer air conditioning according to the ... of the embodiment of the present invention, including：Compressor, the compressor have exhaust outlet and air-breathing
Mouthful；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, specified
Under power voltage supply, standard condition, the mechanical frequency of the compressor is not less than 100Hz, and the torque of the motor of the compressor is normal
Number Kt is not less than 0.406Nm/Arms；The transducer air conditioning is three transducer air conditionings, and the transducer air conditioning is in standard work
The value range of refrigerant volume flow is 1600cm under condition3/s-2000cm3/ s, wherein refrigerant volume flow (cm3/ s)=compression
Machine discharge capacity (cm3/ rev) × mechanical separator speed (rev/s)；Compressor horsepower P=k × T × n/9550=k × π × T × ω of consumption
× 60/30=2 × k × π × Kt × Is × ω, wherein k is unit transformation ratio, and T is the output torque of motor, and n is motor
Rotating speed, ω are the mechanical frequency of compressor, and Is is the D axis and Q axis resultant currents of compressor control.
Transducer air conditioning according to the ... of the embodiment of the present invention passes through raising in the case where ensureing that refrigerant volume flow is certain
The mechanical frequency of compressor can be subtracted with reducing the discharge capacity of compressor while ensureing ability of regulation and control of the transducer air conditioning to temperature
The weight of small compressor, and then the weight of the outdoor unit of transducer air conditioning can be reduced, personnel are easily installed to transducer air conditioning
Outdoor unit carrying, installation and repair.
According to some embodiments of the present invention, the value range of the unit conversion coefficient k is 0.9-1.1.
According to some embodiments of the present invention, the value range of compressor displacement is 9.5cm3/rev-16cm3/ rev, standard
The mechanical frequency ω of compressor meets area requirement 100Hz-145Hz under operating mode.
According to some embodiments of the present invention, city's electric power range of the transducer air conditioning consumption is under standard condition
3600W-4000W, compressor phase current virtual value are no more than 10A.
According to some embodiments of the present invention, the transducer air conditioning further includes commutation component, and the commutation component includes
Exhaust valve port, air-breathing valve port, indoor valve port and outdoor valve port, one of in the exhaust valve port and the air-breathing valve port with
The interior valve port switching is connected to, another in the exhaust valve port and the air-breathing valve port connects with the outdoor valve port switching
Logical, 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 and institute
It states indoor heat exchanger to be connected, the outdoor valve port is connected with the outdoor heat exchanger.
Optionally, the commutation component is four-way valve.
According to some embodiments of the present invention, the compressor includes liquid storage device, and the air entry is located at the liquid storage device
On.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 is the overall structure diagram of transducer air conditioning according to the ... of the embodiment of the present invention.
Reference numeral：
Transducer air conditioning 100,
Compressor 1, main casing 11, exhaust outlet 111, liquid storage device 12, air entry 121,
Indoor heat exchanger 2,
Outdoor heat exchanger 3,
Indoor fan 4,
Outdoor fan 5,
Restricting element 6,
Commutate component 7, exhaust valve port 71, air-breathing valve port 72, indoor valve port 73, outdoor valve port 74.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, the orientation or position of the instructions such as term "top", "bottom", "inner", "outside"
It is to be based on the orientation or positional relationship shown in the drawings to set relationship, is merely for convenience of description of the present invention and simplification of the description, rather than
Indicate or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot
It is interpreted as limitation of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Transducer air conditioning 100 according to the ... of the embodiment of the present invention is described below with reference to Fig. 1, which can use
In the temperature for adjusting indoor environment.
As shown in Figure 1, transducer air conditioning 100 according to the ... of the embodiment of the present invention, including：Compressor 1,2 and of indoor heat exchanger
Outdoor heat exchanger 3.
As shown in Figure 1, compressor 1 has exhaust outlet 111 and air entry 121.Specifically, compressor 1 can complete it is cold
The compression of matchmaker.When compressor 1 works, the refrigerant of low-pressure state can be entered by air entry 121 in compressor 1, compression
The compression mechanical part of machine 1 can compress refrigerant, and refrigerant is converted to high pressure conditions, the refrigerant of high pressure conditions by low-pressure state
It can be discharged by exhaust outlet 111.
As shown in Figure 1, can be connected with exhaust outlet 111 one of in indoor heat exchanger 2 and outdoor heat exchanger 3, room
Another in interior heat exchanger 2 and outdoor heat exchanger 3 can be connected with air entry 121.Specifically, working as transducer air conditioning 100
When carrying out heating work, the exhaust outlet 111 of compressor 1 is connected with indoor heat exchanger 2, and air entry 121 and the outdoor of compressor 1 are changed
Hot device 3 is connected.The refrigerant of high temperature and pressure is entered by exhaust outlet 111 in indoor heat exchanger 2, and refrigerant is indoors in heat exchanger 2
It can exchange heat with room air, it is possible thereby to promote indoor temperature.The refrigerant of indoor heat exchange is completed by through restricting element 6
Outdoor heat exchanger 3 is flowed into after reducing pressure by regulating flow, refrigerant exchanges heat in outdoor heat exchanger 3 with outdoor air, finally by air-breathing
Mouth 121 is back in compressor 1.
When transducer air conditioning 100 carries out refrigeration work, the exhaust outlet 111 of compressor 1 is connected with outdoor heat exchanger 3, pressure
The air entry 121 of contracting machine 1 is connected with indoor heat exchanger 2.The refrigerant of high temperature and pressure enters outdoor heat exchanger by exhaust outlet 111
In 3, refrigerant can exchange heat in outdoor heat exchanger 3 with outdoor air, and the refrigerant for the completion that exchanges heat is throttled by restricting element 6
It is converted to the state of low-temp low-pressure after decompression, is then flowed into indoor heat exchanger 2.The refrigerant of low temperature is indoors in heat exchanger 2
It completes to exchange heat with room air, it is possible thereby to realize the purpose for reducing room temperature.Finally, refrigerant is back to pressure by air entry 121
In contracting machine 1.
In the specific example of the present invention, transducer air conditioning 100 includes outdoor unit and indoor unit, and outdoor unit includes room
External heat exchanger 3, outdoor fan 5, compressor 1 and restricting element 6, indoor unit include indoor heat exchanger 2 and indoor fan 4.Wherein,
Indoor fan 4 is arranged with 2 face of indoor heat exchanger, and outdoor fan 5 is arranged with 3 face of outdoor heat exchanger, and indoor fan 4 can lead to
It crosses itself rotation guiding room air to enter in indoor unit and exchange heat with indoor heat exchanger 2, outdoor fan 5 can pass through it
Itself rotation guiding outdoor air enters in outdoor unit to exchange heat with outdoor heat exchanger 3.
Under rated voltage power supply, standard condition, the mechanical frequency of compressor 1 is not less than 100Hz, the motor of compressor 1
Torque constant Kt be not less than 0.406Nm/Arms.Specifically, the range of nominal tension of compressor 1 can be 210V-230V.
Mechanical frequency >=100Hz of compressor 1, compressor 1 are high rotating speed compressor.The torque constant Kt of the motor of compressor 1 is main
Depending on the structure and composition material of compressor 1, the structure and composition material of compressor 1 is different, then turn of the motor of compressor 1
Square constant Kt values it is of different sizes.
Transducer air conditioning 100 can be three transducer air conditionings 100, the refrigerant body under standard condition of transducer air conditioning 100
The value range of product flow is 1600cm3/s-2000cm3/s.Refrigerant volume flow referred in the unit interval is discharged into pipe from compressor 1
The refrigerant volume on road, refrigerant volume flow (cm3/ s)=compressor displacement (cm3/ rev) × mechanical separator speed (rev/s).
It is understood that transducer air conditioning 100 can be air conditioner, or simple refrigeration air conditioner, again
It can be simple heating air conditioner.When transducer air conditioning 100 is air conditioner, standard condition may include specified refrigeration work
Condition and specified heating condition.When transducer air conditioning 100 is simple refrigeration air conditioner, standard condition may include specified refrigeration work
Condition.When transducer air conditioning 100 is simple heating air conditioner, standard condition may include specified heating condition.Specified refrigeration work
Condition is 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
Operating mode is 20 DEG C of indoor dry-bulb temperature, 15 DEG C of wet-bulb temperature, 7 DEG C of outside dry-bulb temperature, 6 DEG C of wet-bulb temperature.
Power P=k × T × n/9550=k × π × T × ω × 60/30=2 × k of the compressor 1 of transducer air conditioning 100
× π × Kt × Is × ω, wherein k is unit transformation ratio, and T is the output torque of motor, and n is the rotating speed of motor, and ω is compression
The mechanical frequency of machine 1, Is are the D axis and Q axis resultant currents that compressor 1 controls.
Specifically, turn that compressor 1 can be generated when 1Kt can provide 1A effective currents for frequency converter to compressor 1
Square size.Due to compressor horsepower P=2 × k × π × Kt × Is × ω, the size of P is certain, and the torque constant Kt of motor >=
When 0.406Nm/Arms, the current value that frequency converter is supplied to compressor 1 can be reduced, so as to increase the machinery of compressor 1
Frequency.Due to mechanical frequency ω=2 π × n of compressor 1, the mechanical frequency of compressor 1 increases, then the mechanical separator speed of compressor 1
N also increases therewith.Since the refrigerant volume flow of transducer air conditioning 100 is constant, mechanical separator speed n increases can reduce compressor 1
Discharge capacity, so as to reduce the volume and quality of compressor 1.
Transducer air conditioning 100 according to the ... of the embodiment of the present invention, in the case where ensureing that refrigerant volume flow is certain, by carrying
The mechanical frequency of high compressor 1 can ensure ability of regulation and control of the transducer air conditioning 100 to temperature to reduce the discharge capacity of compressor 1
While reduce the weight of compressor 1, and then the weight of the outdoor unit of transducer air conditioning 100 can be reduced, be easily installed personnel
Carrying, installation and repair to the outdoor unit of transducer air conditioning 100.
In some embodiments of the invention, the value range of unit conversion coefficient k can be 0.9-1.1, it is possible thereby to
Reduce the electric energy that its ontology is consumed when high frequency is run of compressor 1, so as to save the use of transducer air conditioning 100 at
This.
In some embodiments of the invention, the value range of the discharge capacity of compressor 1 can be 9.5cm3/rev-16cm3/
Rev, the mechanical frequency ω of compressor 1 can meet area requirement 100Hz-145Hz under standard condition, it is possible thereby to reduce compression
The discharge capacity of machine 1, and then the volume and weight of compressor 1 can be reduced.Meanwhile the mechanical frequency of compressor 1 can meet frequency conversion
The thermoregulation effect of air conditioner 100 reduces the power consumption of compressor 1, so as to reduce the loss of compressor 1.
In some specific embodiments of the present invention, in city's electrical power model that standard condition down coversion air conditioner 100 consumes
It can be 3600W-4000W to enclose, and the virtual value of compressor phase current is no more than 10A, it is possible thereby to ensureing transducer air conditioning 100
Refrigerant volume flow while reduce compressor 1 loss.Specifically, the loss of compressor 1 during the work time can be with
Including mechanical loss and electromagnetic consumable, electromagnetic consumable includes winding copper loss, iron loss and eddy-current loss, and wherein winding copper loss is most heavy
The part loss wanted, winding copper loss=3 × compressor phase current2× phase resistance, when the virtual value of compressor phase current does not surpass
When crossing 10A, the winding copper loss of compressor 1 can be reduced, and then the working loss of compressor 1 can be reduced.
For example, when city's electrical power is 3700W, the efficiency according to transducer air conditioning 100 requires, compressor under standard condition
1 mechanical frequency is not less than 100HZ, and the virtual value of compressor phase current is not higher than 10A, as a result, different motor torque constants
The mechanical frequency of compressor 1 can meet 1 relationship of table under corresponding standard condition.
Under table 1- standard conditions between the mechanical frequency and line of compressor 1 induced voltage constant relationship
| Motor torque constant | The mechanical frequency of compressor under standard condition |
| 0.589Nm/Arms | =100.0Hz |
| 0.527Nm/Arms | ≤111.9Hz |
| 0.461Nm/Arms | ≤127.9Hz |
| 0.395Nm/Arms | ≤149.2Hz |
| 0.329Nm/Arms | ≤179.1Hz |
| 0.263Nm/Arms | ≤223.8Hz |
Under standard condition, the mechanical frequency of compressor 1 be respectively 100Hz, 110Hz, 120Hz, 130Hz, 140Hz,
When 150Hz, 160Hz, 170Hz, 180Hz, 190Hz and 200Hz, the value range of corresponding motor torque constant is as shown in table 2.
The relationship of the mechanical frequency and motor torque voltage constant of compressor 1 under table 2- standard conditions
| The mechanical frequency of compressor under standard condition | Motor torque constant |
| 100Hz | ≥0.589Nm/Arms |
| 110Hz | ≥0.536Nm/Arms |
| 120Hz | ≥0.491Nm/Arms |
| 130Hz | ≥0.453Nm/Arms |
| 140Hz | ≥0.421Nm/Arms |
| 150Hz | ≥0.393Nm/Arms |
| 160Hz | ≥0.368Nm/Arms |
| 170Hz | ≥0.347Nm/Arms |
| 180Hz | ≥0.327Nm/Arms |
| 190Hz | ≥0.310Nm/Arms |
| 200Hz | ≥0.295Nm/Arms |
As shown in Figure 1, according to some embodiments of the present invention, transducer air conditioning 100 further includes commutation component 7, commutation group
Part 7 includes exhaust valve port 71, air-breathing valve port 72, indoor valve port 73 and outdoor valve port 74, in exhaust valve port 71 and air-breathing valve port 72
One of can with indoor valve port 73 switch be connected to, another in exhaust valve port 71 and air-breathing valve port 72 can be with outdoor
The switching connection of valve port 74, exhaust valve port 71 are connected with exhaust outlet 111, and air-breathing valve port 72 is connected with air entry 121, indoor valve port 73
It is connected with indoor heat exchanger 2, outdoor valve port 74 is connected with outdoor heat exchanger 3, it is possible thereby to which control transducer air conditioning 100 is facilitated to exist
Switch between refrigeration work state and heating working condition.
Specifically, when transducer air conditioning 100 carries out heating work, exhaust valve port 71 connects with the indoor switching of valve port 73
Logical, air-breathing valve port 72 is connected to the outdoor switching of valve port 74, and the refrigerant of high temperature and pressure can pass sequentially through exhaust outlet 111, air bleeding valve
Mouthfuls 71 and indoor valve port 73 enter in indoor heat exchanger 2, the refrigerant of high temperature can indoors in heat exchanger 2 with room air into
Row heat exchange, so as to realize the purpose for promoting indoor temperature.The refrigerant of indoor heat exchange is completed after 6 reducing pressure by regulating flow of restricting element
It enters in outdoor heat exchanger 3, refrigerant exchanges heat in outdoor heat exchanger 3 with outdoor air, then passes through outdoor valve port 74
It is back in compressor 1 with air-breathing valve port 72.
When transducer air conditioning 100 carries out refrigeration work, exhaust valve port 71 is connected to the outdoor switching of valve port 74, air-breathing valve port
72 are connected to the indoor switching of valve port 73, and the refrigerant of high temperature and pressure can pass sequentially through exhaust outlet 111, exhaust valve port 71 and outdoor valve
Mouth 74 enters in outdoor heat exchanger 3, and the refrigerant of high temperature can exchange heat in outdoor heat exchanger 3 with outdoor air, completes
The refrigerant of outdoor heat exchange is converted to the state of low-temp low-pressure after 6 reducing pressure by regulating flow of restricting element and is flowed into indoor heat exchanger 2,
The refrigerant of low temperature exchanges heat in heat exchanger 2 indoors with room air, it is possible thereby to realize the purpose for reducing indoor temperature.It is complete
It is back in compressor 1 by indoor valve port 73 and air-breathing valve port 72 at the refrigerant of indoor heat exchange.
Optionally, commutation component 7 can be four-way valve, it is possible thereby to facilitate installation and operation.Specifically, in four-way valve
Solenoid valve can be set, and when the solenoid valve in four-way valve is in the state of power-off, exhaust valve port 71 can be with indoor valve port 73
Connection, air-breathing valve port 72 can be connected to outdoor valve port 74.When four-way valve is powered, exhaust valve port 71 can the outdoor company of valve port 74
Logical, air-breathing valve port 72 can be connected to indoor valve port 73.Therefore, transducer air conditioning 100 carry out when heating work four-way valve can be with
State in power-off, four-way valve may be at the state being powered when transducer air conditioning 100 carries out refrigeration work, by changing four
The energized state of port valve can realize that the refrigeration of transducer air conditioning 100 and the switching of heating, operation are more convenient.
As shown in Figure 1, according to some embodiments of the present invention, compressor 1 further includes liquid storage device 12, and air entry 121 can be with
It is located on liquid storage device 12, it is possible thereby to promote the working efficiency of compressor 1.For example, as shown in Figure 1, compressor 1 may include master
Shell 11 and liquid storage device 12, main casing 11 are connected with liquid storage device 12.Wherein, the compression mechanical part of compressor 1 is located at main casing
In 11, exhaust outlet 111 is located at the side of main casing 11, and air entry 121 is located on liquid storage device 12.When compressor 1 works, complete
The refrigerant of indoor/outdoor heat exchange can be entered by air entry 121 in liquid storage device 12, and liquid storage device 12 can be to the liquid in refrigerant
State refrigerant and gaseous coolant are detached, and gaseous coolant, which can enter in compression mechanical part, to be compressed, and liquid refrigerants is then deposited
Storage thus it can be prevented that liquid refrigerants enters in compression mechanical part and generates injury to compressor 1 in liquid storage device 12, can be with
Ensure the normal operation of compressor 1.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The range of invention is limited by claim and its equivalent.
Claims (7)
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 power supply, standard condition, the mechanical frequency of the compressor is not less than 100Hz, the compressor
Motor torque constant Kt be not less than 0.406Nm/Arms；
The transducer air conditioning is three transducer air conditionings, and transducer air conditioning refrigerant volume flow under standard condition takes
It is worth ranging from 1600cm3/s-2000cm3/ s, wherein refrigerant volume flow (cm3/ s)=compressor displacement (cm3/ rev) × machine
Tool rotating speed (rev/s)；Compressor horsepower P=k × T × n/9550=k × π × T × ω × 60/30=2 × k × π of consumption ×
Kt × Is × ω, wherein k is unit transformation ratio, and T is the output torque of motor, and n is the rotating speed of motor, and ω is compressor
Mechanical frequency, Is are the D axis and Q axis resultant currents of compressor control.
2. transducer air conditioning according to claim 1, which is characterized in that the value range of the unit conversion coefficient k is
0.9-1.1。
3. transducer air conditioning according to claim 1, which is characterized in that the value range of compressor displacement is 9.5cm3/
rev-16cm3/ rev, the mechanical frequency ω of compressor meets area requirement 100Hz-145Hz under standard condition.
4. transducer air conditioning according to claim 1, which is characterized in that the transducer air conditioning consumption under standard condition
City's electric power range be 3600W-4000W, compressor phase current virtual value be no more than 10A.
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.
7. transducer air conditioning according to claim 1, which is characterized in that the compressor includes liquid storage device, the air-breathing
Mouth is located on the liquid storage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495441.1A CN108444143A (en) | 2018-05-22 | 2018-05-22 | Transducer air conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495441.1A CN108444143A (en) | 2018-05-22 | 2018-05-22 | Transducer air conditioning |
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| Publication Number | Publication Date |
|---|---|
| CN108444143A true CN108444143A (en) | 2018-08-24 |
Family
ID=63204362
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810495441.1A Pending CN108444143A (en) | 2018-05-22 | 2018-05-22 | Transducer air conditioning |
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| Title |
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| 金友华等: "优化过程分析", 《冰箱压缩机用永磁同步电动机设计及优化》 * |
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