CN107395093A - Compressor and air conditioner - Google Patents
Compressor and air conditioner Download PDFInfo
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- CN107395093A CN107395093A CN201710628874.5A CN201710628874A CN107395093A CN 107395093 A CN107395093 A CN 107395093A CN 201710628874 A CN201710628874 A CN 201710628874A CN 107395093 A CN107395093 A CN 107395093A
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- compressor
- winding
- binding post
- control circuit
- motor
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- 238000004804 winding Methods 0.000 claims abstract description 111
- 230000004044 response Effects 0.000 claims abstract description 26
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/16—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
- H02P25/22—Multiple windings; Windings for more than three phases
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/26—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor
- H02P1/32—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor by star/delta switching
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
The present invention proposes a kind of compressor, including：At least six binding post；Motor in upper shell and the polyphase windings electrically connected with motor；Control circuit, electrically connected with motor；Multiple binding posts, each binding post is interior to be provided with least one binding post, and each binding post is electrically connected by least one binding post with control circuit；Microcontroller, with control circuit and winding, compression mechatronics；Wherein, during compressor low-frequency operation, the first electric signal that control circuit is sent in response to microcontroller controls one end of each winding to link together；When compressor high frequency is run, the second electric signal that control circuit is sent in response to microcontroller controls the head and the tail of all windings to connect.Pass through technical scheme, the connected mode of motor polyphase windings can be adjusted in real time according to the operating mode and running frequency of compressor, motor is kept higher efficiency under corresponding operating mode and frequency, so as to improve the efficiency of compressor, increase the efficiency of compressor.
Description
Technical field
The present invention relates to compressor field, in particular to a kind of compressor and air conditioner.
Background technology
Inverter compressor motor is generally permagnetic synchronous motor, is by what frequency converter conversion was input to compressor electric motor side
Three-phase sine-wave electric current.There is binding post on upper shell of compressor, have binding post on binding post.Three-phase after frequency converter conversion
Electric current is linked into inside compressor by this three piece-root graftings terminal.There are star connection and triangle to connect inside the wiring of compressor electric motor
Two kinds of method.During star connection, one end of compressor electric motor three-phase windings links together, and the other end is coupled with three piece-root grafting terminals
On.During triangle connection, each phase joins end to end, and forms triangle.In each tie point, lead-out wire is coupled with three and connect
On terminal.The binding post quantity of upper shell of compressor is 3.In the prior art, the wiring of motor is inside compressor, during production
Just have determined.It can not be adjusted in operation of air conditioner different frequency and working condition.Therefore motor and whole system can only be one
It is more excellent to determine efficiency when frequency and working condition, it is impossible to reach the optimal and reliability of efficiency in the range of whole operation of air conditioner again and carry
Rise.
The content of the invention
It is contemplated that at least solves one of technical problem present in prior art or correlation technique.
In view of this, it is an object of the present invention to provide a kind of compressor.
It is another object of the present invention to provide a kind of air conditioner.
To achieve these goals, the technical scheme of first aspect present invention provides a kind of compressor, including：Upper casing
Body, including：At least six binding post；Motor in upper shell and the polyphase windings electrically connected with motor；Control circuit,
Electrically connected with motor；Multiple binding posts, each binding post is interior to be provided with least one binding post, and each binding post passes through extremely
A few binding post electrically connects with control circuit；Microcontroller, with control circuit and winding, compression mechatronics；Wherein, compress
During machine low-frequency operation, the first electric signal that control circuit is sent in response to microcontroller controls one end of each winding to be connected to
Together；When compressor high frequency is run, the second electric signal that control circuit is sent in response to microcontroller, the head of all windings is controlled
Tail connects.
In the technical scheme, motor and multiphase are provided with by being provided with upper shell at least six binding post, and housing
Winding, so as to have sufficient amount of winding and binding post, make to have Y-connection in housing simultaneously and triangle connects
Two kinds of modes of connection are connect, and possess the primary condition that Y-connection connects conversion with triangle；By setting control circuit and electricity
Mechatronics, motor electrically connect with polyphase windings, are easy to the both ends tie point switching of control circuit controling winding, so as to realize star
The switching that shape connection connects with triangle.Multiple binding posts electrically connect with control circuit, wherein, each binding post passes through extremely
A few binding post is electrically connected with control circuit, and microcontroller is used with control circuit and winding, compression mechatronics, microcontroller
In sending control signal to control control circuit.
During compressor low-frequency operation, microcontroller sends the first electric signal, and control circuit is sent in response to microcontroller
First electric signal, one end of each winding is controlled to link together, so as to switch to the mode of connection of Y-connection；Now compress
Other any two wiring intercolumniations that machine does not link together are serially connected with two phase windings, effective turn is more between line, now motor
Back-emf is bigger between line, and system effectiveness is put down compared with excellent water.
When compressor high frequency is run, microcontroller sends the second electric signal, and control circuit is sent in response to microcontroller
The second electric signal, control all windings to join end to end, so as to switch to triangle connect the mode of connection；Now compressor does not have
The other any two wiring intercolumniations to link together only have a phase winding, between line effective turn compared with low-frequency operation when substantially subtract
Few, the line back-emf of motor reduces, and so as to improve the utilization rate of electric energy, and compressor is more difficult to enter weak magnetic, improves compression
The efficiency of machine, increase the efficiency of compressor.
Pass through above-mentioned technical proposal, under the different operating modes that compressor low-and high-frequency is run, wiring connects control circuit in star
The switching between mode and triangle connected mode is connect, it is reliable during so as to improve the operational efficiency of whole system and operation
Property.
In the above-mentioned technical solutions, it is preferable that wiring column diameter is more than 2mm.
In the technical scheme, wiring column diameter is more than 2mm, can reduce the resistance of binding post, so as to reduce heating, subtracts
Few unnecessary power consumption, reduce because the heating of binding post position causes the possibility caused danger.
In the above-mentioned technical solutions, it is preferable that during compressor low-frequency operation, control circuit is sent in response to microcontroller
3rd electric signal, the tie point potential for controlling each winding is zero, the other end input alternating current of each winding.
In the technical scheme, during compressor low-frequency operation, microcontroller sends the 3rd electric signal, control circuit in response to
The 3rd electric signal that microcontroller is sent, the tie point potential for controlling each winding is zero, the other end input alternation electricity of each winding
Stream, other any two wiring intercolumniations that now compressor does not link together are serially connected with two phase windings, and effective turn is more between line,
Now the back-emf of motor is bigger, and system effectiveness is put down compared with excellent water.
In the above-mentioned technical solutions, it is preferable that the virtual value of the alternating current of the input of each winding is identical with frequency.
In the technical scheme, the virtual value of the alternating current of the input of each winding is identical with frequency, makes the negative of each winding
Carry and keep balance, the energy of position of the common connecting point of each winding remains zero, so that compressor operating is steady, reduces failure.
In the above-mentioned technical solutions, it is preferable that when compressor high frequency is run, winding is three-phase windings, and winding is triangle
Connection, the 4th electric signal that control circuit is sent in response to microcontroller, the both ends per phase winding all input alternating current.
In the technical scheme, when compressor high frequency is run, winding is three-phase windings, and microcontroller sends the 4th telecommunications
Number, the 4th electric signal that control circuit is sent in response to microcontroller, by controlling the connected mode of binding post and binding post,
So that winding is delta connection, the both ends per phase winding all input alternating current, now compressor do not link together its
Its any two wiring intercolumniation only has a phase winding, between line effective turn compared with low-frequency operation when significantly reduce, now due to reality
Effective turn is reduced, and the back-emf of motor reduces, and so as to improve the utilization rate of electric energy, and compressor is more difficult to enter weak magnetic,
The efficiency of compressor is improved, increases the efficiency of compressor.
In the above-mentioned technical solutions, it is preferable that when compressor high frequency is run, winding is five phase windings, and winding is pentagon
Connection, the 5th electric signal that control circuit is sent in response to microcontroller, the both ends per phase winding all input alternating current.
In the technical scheme, when compressor high frequency is run, winding is five phase windings, and microcontroller sends the 5th telecommunications
Number, the 5th electric signal that control circuit is sent in response to microcontroller, by controlling the connected mode of binding post and binding post,
So that winding is pentagon connection, the both ends per phase winding all input alternating current, now because the actually active number of turn is reduced, electricity
The back-emf of machine reduces, and so as to improve the utilization rate of electric energy, and compressor is more difficult to enter weak magnetic, improves the effect of compressor
Rate, increase the efficiency of compressor.
In the above-mentioned technical solutions, it is preferable that comprise at least 2 binding posts on each binding post.
In the technical scheme, by comprising at least 2 binding posts on each binding post, the mode of connection is easy to implement
Switching, can also save material, reduce the control difficulty of control system.
Specifically, when upper shell of compressor is provided with 6 binding posts, 3 be one group on a binding post, totally 2 connect
Line terminals；When upper shell of compressor is provided with 6 binding posts, 4 on a binding post, another 2 on a binding post；
When upper shell of compressor is provided with 9 binding posts, 3 be one group on a binding post, totally 3 binding posts；On compressor
When housing is provided with 10 binding posts, 5 be one group on a binding post, totally 2 binding posts.
In the above-mentioned technical solutions, it is preferable that during compressor operating, the quantity that binding post has electric current to pass through is no less than 2
It is individual.
In the technical scheme, during compressor operating, each binding post is at least provided with a binding post, and electric current passes through
Binding post and binding post enter the winding of motor and flowed out by binding post and binding post from winding, and now binding post has
The quantity of electric current to form loop in motor no less than 2 ability.
In the above-mentioned technical solutions, it is preferable that frequency converter, electrically connected with control circuit, frequency converter input is AC power.
In the technical scheme, frequency converter can reduce electric current and stir influence to motor, be capable of the electricity that controlled motor starts
Stream, there is provided more reliable variable voltage and frequency, reduce reactive loss, add the efficiency of compressor.
Specifically, compressor and its control circuit, frequency converter input can be single phase poaer supply, or three-phase or multiphase
Power supply.The technical scheme of second aspect of the present invention provides appointing in a kind of air conditioner, including above-mentioned first aspect technical scheme
One compressor.
, can be according to motor by using any compressor in above-mentioned first aspect technical scheme in the technical scheme
Running status and operating mode the connected mode between compressor electric motor polyphase windings is adjusted so that air conditioner keep
Efficiency is more excellent, increases the efficiency of air conditioner, reduces the energy consumption of air conditioner, improves the performance of air conditioner.
The additional aspect and advantage of the present invention will become obvious in following description section, or the practice by the present invention
Recognize.
Brief description of the drawings
Fig. 1 shows the profile of compressor complete machine vertical cross-section according to an embodiment of the invention；
Fig. 2 shows compressor electric motor drive control circuit diagram according to an embodiment of the invention；
Fig. 3 shows three-phase motor circuit according to an embodiment of the invention and control circuit wiring schematic diagram；
Three phase electric machine control circuit wiring when Fig. 4 shows low frequency operating according to an embodiment of the invention；
Fig. 5 shows three phase electric machine control circuit wiring according to an embodiment of the invention when operating in a high frequency；
Fig. 6 shows the upper shell of compressor schematic diagram according to an embodiment of the invention for being provided with 6 binding posts.
Wherein, corresponding relations of the Fig. 1 into Fig. 6 between reference and component names is：
10 compressors, 102 motors, 104 upper shells, 106 binding posts, 108 control circuits, the output connection of 110 frequency converters.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to which the above objects, features and advantages of the present invention can be more clearly understood that
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be different from other modes described here using other to implement, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Described referring to Fig. 1 to Fig. 6 according to some embodiments of the present invention.
As shown in Figure 1 to Figure 3, according to the compressor 10 of one embodiment proposed by the present invention, including：Upper shell 104, bag
Include：At least six binding post；Motor 102 in upper shell 104 and the polyphase windings electrically connected with motor 102；Control electricity
Road 108, electrically connected with motor 102；Multiple binding posts 106, each binding post 106 is interior to be provided with least one binding post, often
Individual binding post 106 is electrically connected by least one binding post with control circuit 108；Microcontroller, with control circuit 108 and around
Group, compressor 10 electrically connect；Wherein, during 10 low-frequency operation of compressor, control circuit 108 sent in response to microcontroller first
Electric signal, one end of each winding is controlled to link together；When the high frequency of compressor 10 is run, control circuit 108 is in response to micro-control
The second electric signal that device processed is sent, the head and the tail of all windings are controlled to connect.
In this embodiment, it is provided with the He of motor 102 by being provided with upper shell 104 at least six binding post, and housing
Polyphase windings, so as to have sufficient amount of winding and binding post, make can have Y-connection and triangle in housing simultaneously
Shape connects two kinds of modes of connection, and possesses the primary condition that Y-connection connects conversion with triangle；By setting control circuit
108 electrically connect with motor 102, and motor 102 electrically connects with polyphase windings, are easy to the both ends of the controling winding of control circuit 108 to connect
Point switching, so as to realize switching that Y-connection connects with triangle.Multiple binding posts 106 electrically connect with control circuit 108,
Wherein, each binding post 106 is electrically connected by least one binding post with control circuit 108, microcontroller and control circuit
108 and winding, compressor 10 electrically connect, microcontroller be used for send control signal to control control circuit 108.
During 10 low-frequency operation of compressor, as shown in figure 4, microcontroller sends the first electric signal, control circuit 108 in response to
The first electric signal that microcontroller is sent, controls one end of each winding to link together, so as to switch to connecing for Y-connection
Line mode；Other any two wiring intercolumniations that now compressor does not link together are serially connected with two phase windings, effective circle between line
Number is more, and now back-emf is bigger between the line of motor 102, and system effectiveness is put down compared with excellent water.
When the high frequency of compressor 10 is run, as shown in figure 5, microcontroller sends the second electric signal, control circuit 108 responds
In the second electric signal that microcontroller is sent, all windings are controlled to join end to end, so as to switch to the wiring side that triangle connects
Formula；Other any two wiring intercolumniations that now compressor does not link together only have a phase winding, and effective turn is relatively low between line
Frequency significantly reduces when running, and the line back-emf of motor 102 reduces, and so as to improve the utilization rate of electric energy, and compressor 10 is more
Weak magnetic difficult to get access, the efficiency of compressor 10 is improved, increase the efficiency of compressor 10.
By above-described embodiment, control circuit 108 is under the different operating modes that the low-and high-frequency of compressor 10 is run, and wiring is in star
Switching between connected mode and triangle connected mode, it is reliable during so as to improve the operational efficiency of whole system and operation
Property.
In the above embodiment, it is preferable that wiring column diameter is more than 2mm.
In this embodiment, wiring column diameter is more than 2mm, can reduce the resistance of binding post, so as to reduce heating, reduces
Unnecessary power consumption, reduce because the heating of binding post position causes the possibility caused danger.
In the above embodiment, it is preferable that during 10 low-frequency operation of compressor, control circuit 108 is sent out in response to microcontroller
The 3rd electric signal gone out, the tie point potential for controlling each winding is zero, the other end input alternating current of each winding.
In this embodiment, during 10 low-frequency operation of compressor, microcontroller sends the 3rd electric signal, the sound of control circuit 108
Should be in the 3rd electric signal that microcontroller is sent, the tie point potential for controlling each winding is zero, and the other end input of each winding is handed over
Time-dependent current, other any two wiring intercolumniations that now compressor does not link together are serially connected with two phase windings, effective circle between line
Number is more, and now the back-emf of motor 102 is bigger, and system effectiveness is put down compared with excellent water.
In the above embodiment, it is preferable that the virtual value of the alternating current of the input of each winding is identical with frequency.
In this embodiment, the virtual value of the alternating current of the input of each winding is identical with frequency, makes the load of each winding
Balance is kept, the energy of position of the common connecting point of each winding remains zero, so that compressor 10 operates steadily, reduces failure.
In the above embodiment, it is preferable that when the high frequency of compressor 10 is run, winding is three-phase windings, and winding is triangle
Connection, the 4th electric signal that control circuit 108 is sent in response to microcontroller, the both ends per phase winding all input alternating current.
In this embodiment, when the high frequency of compressor 10 is run, winding is three-phase windings, and microcontroller sends the 4th telecommunications
Number, the 4th electric signal that control circuit 108 is sent in response to microcontroller, by the company for controlling binding post 106 and binding post
Connect mode so that winding is delta connection, and the both ends per phase winding all input alternating current, and now compressor is not connected to one
The other any two wiring intercolumniations risen only have a phase winding, between line effective turn compared with low-frequency operation when significantly reduce, now by
Reduced in the actually active number of turn, the back-emf of motor 102 reduces, and so as to improve the utilization rate of electric energy, and compressor 10 is more
Weak magnetic difficult to get access, the efficiency of compressor 10 is improved, increase the efficiency of compressor 10.
In the above embodiment, it is preferable that when the high frequency of compressor 10 is run, winding is five phase windings, and winding is pentagon
Connection, the 5th electric signal that control circuit 108 is sent in response to microcontroller, the both ends per phase winding all input alternating current.
In this embodiment, when the high frequency of compressor 10 is run, winding is five phase windings, and microcontroller sends the 5th telecommunications
Number, the 5th electric signal that control circuit 108 is sent in response to microcontroller, by the company for controlling binding post 106 and binding post
Connect mode so that winding is pentagon connection, and the both ends per phase winding all input alternating current, now due to the actually active number of turn
Reduce, the back-emf of motor 102 reduces, and so as to improve the utilization rate of electric energy, and compressor 10 is more difficult to enter weak magnetic, improves
The efficiency of compressor 10, increase the efficiency of compressor 10.
In the above embodiment, it is preferable that comprise at least 2 binding posts on each binding post 106.
In this embodiment, by comprising at least 2 binding posts on each binding post, it is easy to implement cutting for the mode of connection
Change, material can also be saved, reduce the control difficulty of control system.
Specifically, when upper shell of compressor is provided with 6 binding posts, 3 be one group on a binding post, totally 2 connect
Line terminals；When upper shell of compressor is provided with 6 binding posts, 4 on a binding post, another 2 on a binding post；
When upper shell of compressor is provided with 9 binding posts, 3 be one group on a binding post, totally 3 binding posts；On compressor
When housing is provided with 10 binding posts, 5 be one group on a binding post, totally 2 binding posts.
In the above embodiment, it is preferable that when compressor 10 is run, the quantity that binding post 106 has electric current to pass through is many
In 2.
In this embodiment, when compressor 10 is run, each binding post 106 is at least provided with a binding post, electric current
The winding of motor 102 is entered by binding post 106 and binding post and flowed out by binding post 106 and binding post from winding,
The quantity that now binding post 106 has electric current to form loop in motor 102 no less than 2 ability.
In the above embodiment, it is preferable that frequency converter, is electrically connected with control circuit 108, frequency converter input is alternating current
Source.
In this embodiment, frequency converter can reduce electric current and stir influence to motor, be capable of the electric current that controlled motor starts,
More reliable variable voltage and frequency are provided, reduce reactive loss, adds the efficiency of compressor.
Specifically, compressor and its control circuit, frequency converter input can be single phase poaer supply, or three-phase or multiphase
Power supply.
Another embodiment of the present invention proposes a kind of air conditioner, includes the compressor of any of the above-described individual embodiment.
In this embodiment, can be according to the running status of motor 102 using the compressor 10 of any of the above-described individual embodiment
And operating mode is adjusted to the connected mode between the polyphase windings of 10 motor of compressor 102, so that air conditioner keeps efficiency
It is more excellent, increase the efficiency of air conditioner, reduce the energy consumption of air conditioner, improve the performance of air conditioner.
Specific embodiment one：
As depicted in figs. 1 and 2, in a specific embodiment of the invention, including compressor 10, the upper shell of compressor 10
Three phase electric machine 102, binding post, binding post 106, control circuit 108 and microcontroller in 104, in this specific embodiment
Microcontroller uses single-chip microcomputer.
When compressor 10 is in low-frequency operation, as shown in figure 4, single-chip microcomputer sends the first electric signal, control circuit 108 is corresponding
In the 3rd electric signal of single-chip microcomputer, the corresponding connected mode for controlling binding post and binding post 106, binding post is divided into two groups simultaneously
It is connected respectively with two binding posts 106, now the tie point potential of each winding is zero, and the other end of each winding passes through frequency converter
Output 110 incoming frequencies of connection and virtual value all identical alternating currents so that each phase winding load in operating of motor 102
All same, prevent from causing rotor to produce the possibility of added losses and heating because motor 102 is run under non-equilibrium state, carry
The Stability and dependability of high motor 102.Other any two wiring intercolumniations that now compressor does not link together are serially connected with
Two phase windings, effective turn is more between line, and now back-emf is bigger between the line of motor 102, and the efficiency of motor 102 is put down compared with excellent water,
So as to improve the efficiency of compressor 10.
When compressor 10 is run in high frequency, when the high frequency of compressor 10 is run, control single-chip microcomputer sends the second electric signal, makes
The second electric signal that circuit is sent in response to single-chip microcomputer, control the binding posts of polyphase windings by binding post 106 be connected so as to
Realize that polyphase windings join end to end, other any two wiring intercolumniations that now compressor does not link together only have a phase around
Group, between line effective turn compared with low-frequency operation when significantly reduce, now because the actually active number of turn is reduced, the back-emf of motor 102
Reduce, so as to improve the utilization rate of electric energy, and compressor 10 is more difficult to enter weak magnetic, improves the efficiency of compressor 10, increase
The efficiency of compressor 10.
Technical scheme is described in detail above in association with accompanying drawing, being capable of basis by technical scheme
The operating mode and running frequency of compressor adjust the connected mode of motor polyphase windings in real time, so that motor is in corresponding operating mode
With higher efficiency is kept under frequency, so as to improve the efficiency of compressor, increase the efficiency of compressor.
In the present invention, term " first ", " second ", " the 3rd " are only used for the purpose described, and it is not intended that instruction
Or imply relative importance；Term " multiple " then refers to two or more, is limited unless otherwise clear and definite.Term " installation ",
The term such as " connected ", " connection ", " fixation " all should be interpreted broadly, for example, " connection " can be fixedly connected or can
Dismantling connection, or be integrally connected；" connected " can be joined directly together, and can also be indirectly connected by intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In description of the invention, it is to be understood that the instruction such as term " on ", " under ", "left", "right", "front", "rear"
Orientation or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of the description present invention and simplification is retouched
State, rather than instruction or imply signified device or unit there must be specific direction, with specific azimuth configuration and operation,
It is thus impossible to it is interpreted as limitation of the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean to combine at least one reality that specific features, structure, material or the feature that the embodiment or example describe are contained in the present invention
Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term
Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with
Suitable mode combines.
The preferred embodiments of the present invention are these are only, are not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
- A kind of 1. compressor, it is characterised in that including：Upper shell, including：At least six binding post；Motor in the upper shell and the polyphase windings electrically connected with the motor；Control circuit, electrically connected with the motor；Multiple binding posts, each binding post is interior to be provided with least one binding post, and each binding post leads to At least one binding post is crossed to electrically connect with the control circuit；Microcontroller, with the control circuit and the winding, the compression mechatronics；Wherein, during the compressor low-frequency operation, the first electric signal that the control circuit is sent in response to the microcontroller, One end of each winding of control links together；During compressor high frequency operation, the second electric signal that the control circuit is sent in response to the microcontroller, control The head and the tail connection of all windings.
- 2. compressor according to claim 1, it is characterised in that the wiring column diameter is more than 2mm.
- 3. compressor according to claim 1, it is characterised in that during the compressor low-frequency operation, the control circuit The 3rd electric signal sent in response to the microcontroller, the tie point potential for controlling each winding is zero, each winding The other end input alternating current.
- 4. compressor according to claim 3, it is characterised in that the virtual value of the alternating current of the input of each winding It is identical with frequency.
- 5. compressor according to claim 1, it is characterised in that during the compressor high frequency operation, the winding is three Phase winding, the winding are delta connection, the 4th electric signal that the control circuit is sent in response to the microcontroller, often The both ends of winding described in phase all input alternating current.
- 6. compressor according to claim 1, it is characterised in that during the compressor high frequency operation, the winding is five Phase winding, the winding are pentagon connection, the 5th electric signal that the control circuit is sent in response to the microcontroller, often The both ends of winding described in phase all input alternating current.
- 7. compressor according to claim 1, it is characterised in that comprised at least on each binding post described in 2 Binding post.
- 8. compressor according to claim 7, it is characterised in that during the compressor operating, the binding post has electricity The quantity that stream passes through is no less than 2.
- 9. compressor according to claim 1, it is characterised in that also include：Frequency converter, electrically connected with the control circuit, the frequency converter input is AC power.
- 10. a kind of air conditioner, it is characterised in that including the compressor any one of claim 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710628874.5A CN107395093A (en) | 2017-07-28 | 2017-07-28 | Compressor and air conditioner |
| PCT/CN2018/085694 WO2019019761A1 (en) | 2017-07-28 | 2018-05-04 | Compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710628874.5A CN107395093A (en) | 2017-07-28 | 2017-07-28 | Compressor and air conditioner |
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| CN107395093A true CN107395093A (en) | 2017-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710628874.5A Pending CN107395093A (en) | 2017-07-28 | 2017-07-28 | Compressor and air conditioner |
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