CN104296335B - Wind speed gear control system and method of direct-current motor fan coil - Google Patents
Wind speed gear control system and method of direct-current motor fan coil Download PDFInfo
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- CN104296335B CN104296335B CN201410605737.6A CN201410605737A CN104296335B CN 104296335 B CN104296335 B CN 104296335B CN 201410605737 A CN201410605737 A CN 201410605737A CN 104296335 B CN104296335 B CN 104296335B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/30—Velocity
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention discloses a wind speed gear control system of a direct-current motor fan coil. A motor controller determines motor rotation speed gear information corresponding to wind speed gear information by recognizing the state of a switching element set, a motor rotation speed gear drive instruction including the motor rotation speed gear information is sent to the direct-current motor so as to drive the direct-current motor to have a corresponding rotation speed, and accordingly output wind speed corresponding to the wind speed gear information is obtained. The state of the switching element set is the on-off state of the switching element set obtained after all switching elements in the switching element set are switched on or switched off according to a switch control instruction. Wind speed gears are determined by the on-off states of all the switching elements in the switching element set, a multiple-to-one wind speed gear control mode is adopted, and compared with a one-to-one wind speed gear control mode in the prior art, the control efficiency of the fan coil for the wind speed gear is improved and the wind speed gears are increased.
Description
Technical field
The present invention relates to fan coil speed adjusting technique field, more particularly to a kind of wind-speed gear of direct current generator fan coil
Control system and method.
Background technology
Now, increasing large-scale commercial office building and business meetings room have selected central air conditioner system to adjust interior
Temperature.
Fan coil is the conventional indoor air supply system of central air conditioner system, and direct current generator to be that fan coil is conventional give
Wind apparatus.
In prior art, using direct current generator as air-supply arrangement temperature controller of the fan coil by itself, it is right to realize
The control of direct current generator output wind speed.Include a thermostat microcontroller on temperature controller, thermostat microcontroller is different by 3
Thermostat microcontroller pin, respectively to 3 switching devices, such as relay, the control being turned on or off.Work as above three
Have in relay and only one of which relay turn on when, direct current generator just according to a kind of specific rotary speed working, and then export with
The corresponding wind speed of this kind of rotating speed, that is, a pin of thermostat microcontroller controls a relay, and then controls direct current generator
A kind of rotating speed, such direct current generator can obtain 3 kinds of rotating speed gears, be generally divided into high gear, middling speed gear and low or first gear
Position, so as to obtain three kinds of wind speed of different sizes.
In prior art, when being controlled to wind-speed gear, a pin of thermostat microcontroller is controlled fan coil
One relay, and then a kind of wind speed is obtained, this man-to-man control mode to wind-speed gear is less efficient, and in reality
In life, user requires more and more higher for the control of the wind-speed gear of fan coil, expects to obtain the wind speed control of more grades
System, the temperature controller of prior art wind machine coil pipe cannot meet the actual demand of user for the control mode of wind-speed gear.
In sum as can be seen that how to improve control of the fan coil to wind-speed gear so as to meet the reality of user
Demand is current problem demanding prompt solution.
The content of the invention
In view of this, it is an object of the invention to provide a kind of wind-speed gear control system of direct current generator fan coil and side
Method, improves control efficiency of the fan coil to wind-speed gear.
Concrete scheme is as follows：
A kind of wind-speed gear control system of direct current generator fan coil, including wind-speed gear controller, switching device group,
Electric machine controller and direct current generator；
The wind-speed gear controller, for receiving wind-speed gear regulating command, obtains the wind-speed gear regulating command
In wind-speed gear information, and according to the corresponding relation of wind-speed gear information set in advance and switching control instruction, transmission is opened
Control instruction is closed to the switching device group；
The switching device group, for responding to the switching control instruction, correspondingly turns on or correspondingly turns off
Switching device in the switching device group, it is to form switching device group state corresponding with the switching control instruction, described
Switching device group includes N number of switching device, and the N is the positive integer not less than 3, one end of each switching device and the wind
Fast gear controller is connected, and the other end is connected with the electric machine controller, and the switching device group state is, the switching device
N number of switching device in group is respectively turned on according to the switching control instruction or the switching device group that obtains after turning off
On off operating mode, the kind number of the switching device group state is M, and the M is and the positive integer of no more than 2 Nth power more than 3；
The electric machine controller, for recognizing the switching device group state, according to switching device group shape set in advance
The corresponding relation of state and motor speed gear information, it is determined that motor speed gear corresponding with switching device group state letter
Breath, and the motor speed gear driving instruction for including the motor speed gear information is sent to the direct current generator；
The direct current generator, for responding to the motor speed gear driving instruction, is produced and is turned with the motor
The corresponding motor speed of fast gear information, obtains output wind speed corresponding with the wind-speed gear information.
Preferably, the direct current generator is brshless DC motor.
Preferably, the switching device group includes 3 switching devices.
Preferably, the switching device is relay.
Preferably, the switching device group includes 4 switching devices.
Preferably, the switching device is controllable silicon.
Preferably, the wind-speed gear controller is thermostat microcontroller.
Preferably, the electric machine controller is motor drive microcontroller.
Preferably, the wind-speed gear controller is programmable switch controller.
The application also discloses a kind of wind-speed gear control method of direct current generator fan coil, comprises the following steps：
Wind-speed gear controller receives wind-speed gear regulating command, obtains the wind speed shelves in the wind-speed gear regulating command
Position information, and according to wind-speed gear information set in advance and the corresponding relation of switching control instruction, send switching control instruction
To switching device group, the switching device group includes at least 3 switching devices；
The switching device group is responded to the switching control instruction, correspondingly conducting or correspondingly disconnect described in open
The switching device in device group is closed, to form switching device group state corresponding with the switching control instruction；
Electric machine controller recognizes the switching device group state, is turned with motor according to switching device group state set in advance
The corresponding relation of fast gear information, it is determined that motor speed gear information corresponding with the switching device group state, and send bag
Motor speed gear driving instruction containing the motor speed gear information is to direct current generator；
The direct current generator is responded to the motor speed gear driving instruction, is produced and the motor speed gear
The corresponding motor speed of information, obtains output wind speed corresponding with the wind-speed gear information.
The present invention has the advantages that：
In the present invention, electric machine controller passes through identification switch device group state, it is determined that electricity corresponding with wind-speed gear information
Machine rotating speed gear information, and the motor speed gear driving instruction for including motor speed gear information is sent to into unidirectional current
Machine, to drive direct current generator to produce corresponding rotating speed, so as to obtain output wind speed corresponding with wind-speed gear information, opening here
It is according to switching control instruction, after being respectively turned on or turning off by all of switching device in switching device group to close device group state
The on off operating mode of the switching device group for obtaining, a kind of switching device group state correspond to a kind of wind-speed gear, that is to say, the present invention
In a kind of wind-speed gear be to be together decided on by the on off operating mode of all of switching device in switching device group, this is that one kind is more
Wind-speed gear control mode to one, compared to the prior art using man-to-man wind-speed gear control mode, improves wind
Control efficiency of the machine coil pipe to wind-speed gear, increased the quantity of wind-speed gear.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with basis
The accompanying drawing of offer obtains other accompanying drawings.
Wind-speed gear control system structural representations of the Fig. 1 for direct current generator fan coil disclosed in the embodiment of the present invention one
Figure；
Wind-speed gear control system structural representations of the Fig. 2 for direct current generator fan coil disclosed in the embodiment of the present invention two
Figure；
Wind-speed gear control system structural representations of the Fig. 3 for direct current generator fan coil disclosed in the embodiment of the present invention three
Figure；
Fig. 4 is the wind-speed gear control method flow chart of direct current generator fan coil disclosed by the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The embodiment of the present application one discloses a kind of wind-speed gear control system of direct current generator fan coil, and Fig. 1 is the wind
The structural representation of fast gear control system, the wind-speed gear control system include wind-speed gear controller 11, switching device group
12, electric machine controller 13 and direct current generator 14；
Wind-speed gear controller 11, for receiving wind-speed gear regulating command, obtains the wind in wind-speed gear regulating command
Fast gear information, and according to wind-speed gear information set in advance and the corresponding relation of switching control instruction, send on-off control
Instruct switching device group 12；
Switching device group 12, for responding to switching control instruction, correspondingly turns on or correspondingly disconnects derailing switch
Switching device in part group 12, to form switching device group state corresponding with switching control instruction, switching device group 12 includes N
Individual switching device, N are the positive integer not less than 3, and one end of each switching device is connected with wind-speed gear controller 11, another
End is connected with electric machine controller 13, and switching device group state is that the N number of switching device in switching device group 12 is according to on-off control
The on off operating mode of the switching device group 12 for being respectively turned on or obtaining after turning off is instructed, the kind number of switching device group state is M, M
It is and the positive integer of no more than 2 Nth power more than 3；
Electric machine controller 13, for identification switch device group state, according to switching device group state set in advance and electricity
The corresponding relation of machine rotating speed gear information, it is determined that motor speed gear information corresponding with switching device group state, and send bag
Motor speed gear driving instruction containing motor speed gear information is to direct current generator 14；
Direct current generator 14, for responding to motor speed gear driving instruction, produces and motor speed gear information
Corresponding motor speed, obtains output wind speed corresponding with wind-speed gear information.
In the present embodiment, electric machine controller 13 passes through identification switch device group state, it is determined that corresponding with wind-speed gear information
Motor speed gear information, and the motor speed gear driving instruction for including motor speed gear information is sent to into direct current
Motor 14, to drive direct current generator 14 to produce corresponding rotating speed, so as to obtain output wind speed corresponding with wind-speed gear information, this
In switching device group state be by all of switching device in switching device group 12 according to switching control instruction, be respectively turned on or
The on off operating mode of the switching device group 12 obtained after person's shut-off, a kind of switching device group state correspond to a kind of wind-speed gear,
It is that a kind of wind-speed gear of the present embodiment is together decided on by the on off operating mode of all of switching device in switching device group 12
, this is a kind of many-to-one wind-speed gear control system, compared to using the existing of man-to-man wind-speed gear control system
Technology, improves control efficiency of the fan coil to wind-speed gear, increased the quantity of wind-speed gear.
Fig. 2 is the wind-speed gear control system of two disclosed another direct current generator fan coil of the embodiment of the present application, this
Wind-speed gear controller in embodiment is thermostat microcontroller 21, and switching device group is relay group 22, and electric machine controller is
Motor drive microcontroller 23, direct current generator are brshless DC motor 24；
Thermostat microcontroller 21, for receiving wind-speed gear regulating command, obtains the wind speed in wind-speed gear regulating command
Gear information, and according to wind-speed gear information set in advance and the corresponding relation of switching control instruction, send on-off control and refer to
Make relay group 22；
Relay group 22, for responding to switching control instruction, correspondingly turns on or correspondingly disconnects relay group
Relay in 22, to form relay group state corresponding with switching control instruction, relay group 22 includes 3 relays,
One end of each relay is connected with thermostat microcontroller 21, and the other end is connected with motor drive microcontroller 23, relay group
State is, the relay that 3 in relay group 22 relay is respectively turned on according to switching control instruction or obtains after turning off
The on off operating mode of group 22, the kind number of relay group state be more than 3, and no more than 8 positive integer；
Motor drive microcontroller 23, for recognizing relay group state, according to relay group state set in advance and electricity
The corresponding relation of machine rotating speed gear information, it is determined that motor speed gear information corresponding with relay group state, and sends and includes
There is the motor speed gear driving instruction of motor speed gear information to brshless DC motor 24, and then obtain believing with wind-speed gear
Cease corresponding output wind speed.
Relay group 22 in the present embodiment includes 3 relays, relay group 22 be at best able to be formed 8 kinds it is different
Kind of the different relay group state of switching device group state, i.e., 8, it is assumed that 0 represents relay shut-off, and 1 represents relay conducting, then
This 8 kinds of relay group states are respectively 000,111,100,110,010,101,001 and 011.Correspondingly, thermostat microcontroller 21
8 kinds of different wind-speed gear regulating commands can be at most received, for example, can receive ultra-high-speed gear instruction, high wind speed gear refers to
Order, the instruction of middle high wind speed gear, middle wind-speed gear instruction, in low wind-speed gear instruction, low wind-speed gear instruction, ultralow wind speed shelves
Bit instruction and the instruction of windless gear, this also implies that, thermostat microcontroller 21 at most can send out 8 to relay group 22
Different switching control instructions are planted, so that brshless DC motor 24 may finally export 8 grades of different output wind speeds.
Certainly, thermostat microcontroller 21 can also be by only receiving 7 kinds of different wind-speed gear regulating commands, to relay
Group 22 sends 7 kinds of different switching control instructions, corresponding with relay group state according to switching control instruction set in advance
Relation so that relay group 22 finally can be only formed 7 kinds of relay group states in above-mentioned 8 kinds different relay group states, from
And cause brshless DC motor 24 export 7 kinds of different output wind speeds, for example, only from 8 kinds of relay group states
7 kinds are chosen arbitrarily, wind-speed gear regulating commands different from 7 kinds respectively carries out correspondence, or, by 8 kinds of relay group states
A kind of wind-speed gear regulating command of any two kinds of correspondences, a kind of wind-speed gear regulating command of other then each correspondence.
Obviously, thermostat microcontroller 21 can also be by only receiving 6 kinds, 5 kinds, or 4 kinds of different wind-speed gears are adjusted and referred to
Order, correspondingly so that brshless DC motor 24 may finally export 6 grades, 5 grades, or 4 grades of different output wind speeds.
Certainly, the brshless DC motor in the present embodiment can also be replaced by brushed DC motor.
The present embodiment adopts 3 relays as switching device group, as relay has low cost and low-power consumption etc. excellent
Thus point, the technical scheme disclosed in the present embodiment also have relatively low cost and power consumption, in addition, the present embodiment is by limiting temperature
The kind number of the wind-speed gear regulating command that control device single-chip microcomputer 21 is received, can neatly obtain 4 grades to the 8 grades output wind speeds not waited
Gear, is so conducive to manufacturer be developed with 4 grades to the 8 grades output wind speed gears not waited according to different customer groups
Fan coil, meets more demands for the segmenting market.
Fig. 3 is the wind-speed gear control system of three disclosed another specific direct current generator fan coil of the embodiment of the present application
System, compared to a upper embodiment, the wind-speed gear controller in the present embodiment is programmable switch controller 31, switching device
Group is to include 4 silicon controlled Group of Silicon Controlled Rectifier 32, and the controllable silicon in the present embodiment is bidirectional triode thyristor or one-way SCR, motor
Controller is motor drive microcontroller 33；Wherein, programmable switch controller 31 be PLC switch controllers (PLC,
Programmable Logic Controller, programmable logic device), certainly, programmable switch controller 31 here
Thermostat microcontroller can also be replaced by, and controllable silicon may alternatively be relay；
Programmable switch controller 31, for receiving wind-speed gear regulating command, obtains in wind-speed gear regulating command
Wind-speed gear information, and according to the corresponding relation of wind-speed gear information set in advance and switching control instruction, send switch
Control instruction is to Group of Silicon Controlled Rectifier 32；
Group of Silicon Controlled Rectifier 32, for responding to switching control instruction, correspondingly turns on or correspondingly disconnects Group of Silicon Controlled Rectifier
Controllable silicon in 32, to form Group of Silicon Controlled Rectifier state corresponding with switching control instruction, Group of Silicon Controlled Rectifier 32 includes 4 controllable silicons,
Each silicon controlled one end is connected with programmable switch controller 31, and the other end is connected with motor drive microcontroller 33, can
Control silicon group state is, 4 in Group of Silicon Controlled Rectifier 32 controllable silicon is respectively turned on according to switching control instruction or obtains after turning off
The on off operating mode of Group of Silicon Controlled Rectifier 32, the kind number of Group of Silicon Controlled Rectifier state be more than 3, and no more than 16 positive integer；
Motor drive microcontroller 33, for recognizing Group of Silicon Controlled Rectifier state, according to Group of Silicon Controlled Rectifier state set in advance and electricity
The corresponding relation of machine rotating speed gear information, it is determined that motor speed gear information corresponding with Group of Silicon Controlled Rectifier state, and sends and includes
There is the motor speed gear driving instruction of motor speed gear information to direct current generator 34, and then obtain and wind-speed gear information pair
The output wind speed answered.
Obviously, the present embodiment employs 4 controllable silicons as switching device group, can at most export 16 grades of different wind speed
Gear, compared to a upper embodiment, the present embodiment further increases the quantity of the wind-speed gear that can be exported, and meets more
The demand of user.
The invention also discloses a kind of wind-speed gear control method of direct current generator fan coil, is applied to above-described embodiment
In direct current generator fan coil wind-speed gear control system.Fig. 4 is the flow chart of the wind-speed gear control method, the wind speed
Gear control method is comprised the following steps：
Step S41：Wind-speed gear controller receives wind-speed gear regulating command, obtains the wind in wind-speed gear regulating command
Fast gear information, and according to wind-speed gear information set in advance and the corresponding relation of switching control instruction, send on-off control
Switching device group, switching device group is instructed to include at least 3 switching devices；
Step S42：Switching device group is responded to switching control instruction, is correspondingly turned on or is correspondingly disconnected derailing switch
Switching device in part group, to form switching device group state corresponding with switching control instruction；
Step S43：Electric machine controller identification switch device group state, according to switching device group state set in advance and electricity
The corresponding relation of machine rotating speed gear information, it is determined that motor speed gear information corresponding with switching device group state, and send bag
Motor speed gear driving instruction containing motor speed gear information is to direct current generator；
Step S44：Direct current generator is responded to motor speed gear driving instruction, is produced and motor speed gear information
Corresponding motor speed, obtains output wind speed corresponding with wind-speed gear information.
In the wind-speed gear control method of direct current generator fan coil disclosed in the present embodiment, electric machine controller is by identification
Switching device group state, drives direct current generator to produce corresponding rotating speed, so as to obtain output wind corresponding with wind-speed gear information
Speed, as switching device group state here is, according to switching control instruction, to divide by all of switching device in switching device group
Not Dao Tong or shut-off after the on off operating mode of switching device group that obtains, so, a kind of wind-speed gear of the present embodiment is by opening
In the device group of pass, the on off operating mode of all of switching device is together decided on, and this is a kind of many-to-one wind-speed gear controlling party
Method, compared to the prior art using man-to-man wind-speed gear control method, improves control of the fan coil to wind-speed gear
Efficiency processed, increased the quantity of wind-speed gear.
The foregoing description of the disclosed embodiments, enables those skilled in the art to realize or using the present invention.To this
Various modifications of a little embodiments will be apparent for a person skilled in the art, and generic principles defined herein can
Without departing from the spirit or scope of the present invention, to realize in other embodiments.Therefore, the present invention will not be limited
It is formed on the embodiments shown herein, and is to fit to consistent with principles disclosed herein and features of novelty most wide
Scope.
Claims (10)
1. a kind of wind-speed gear control system of direct current generator fan coil, it is characterised in that including wind-speed gear controller, open
Close device group, electric machine controller and direct current generator；
The wind-speed gear controller, for receiving wind-speed gear regulating command, obtains in the wind-speed gear regulating command
Wind-speed gear information, and according to wind-speed gear information set in advance and the corresponding relation of switching control instruction, send switch control
System instruction is to the switching device group；
The switching device group, for responding to the switching control instruction, correspondingly turns on or correspondingly turns off described
Switching device in switching device group, to form switching device group state corresponding with the switching control instruction, the switch
Device group includes N number of switching device, and the N is the positive integer not less than 3, one end of each switching device and the wind speed shelves
Level controller is connected, and the other end is connected with the electric machine controller, and the switching device group state is, in the switching device group
N number of switching device break-make of the switching device group for being respectively turned on according to the switching control instruction or being obtained after turning off
State, a kind of switching device group state correspond to a kind of wind-speed gear, and the kind number of the switching device group state is M, and the M is
More than 3, and the positive integer of no more than 2 Nth power；
The electric machine controller, for recognizing the switching device group state, according to switching device group state set in advance with
The corresponding relation of motor speed gear information, it is determined that motor speed gear information corresponding with the switching device group state, and
Transmission includes the motor speed gear driving instruction of the motor speed gear information to the direct current generator；
The direct current generator, for responding to the motor speed gear driving instruction, produces and the motor speed shelves
The corresponding motor speed of position information, obtains output wind speed corresponding with the wind-speed gear information.
2. the wind-speed gear control system of direct current generator fan coil according to claim 1, it is characterised in that described straight
Stream motor is brshless DC motor.
3. the wind-speed gear control system of direct current generator fan coil according to claim 2, it is characterised in that described to open
Closing device group includes 3 switching devices.
4. the wind-speed gear control system of direct current generator fan coil according to claim 3, it is characterised in that described to open
Pass device is relay.
5. the wind-speed gear control system of direct current generator fan coil according to claim 1, it is characterised in that described to open
Closing device group includes 4 switching devices.
6. the wind-speed gear control system of direct current generator fan coil according to claim 5, it is characterised in that described to open
Pass device is controllable silicon.
7. the wind-speed gear control system of the direct current generator fan coil according to any one of claim 1 to 6, its feature exist
In the wind-speed gear controller is thermostat microcontroller.
8. the wind-speed gear control system of the direct current generator fan coil according to any one of claim 1 to 6, its feature exist
In the electric machine controller is motor drive microcontroller.
9. the wind-speed gear control system of the direct current generator fan coil according to any one of claim 1 to 6, its feature exist
In the wind-speed gear controller is programmable switch controller.
10. a kind of wind-speed gear control method of direct current generator fan coil, it is characterised in that comprise the following steps：
Wind-speed gear controller receives wind-speed gear regulating command, obtains the wind-speed gear letter in the wind-speed gear regulating command
Breath, and according to the corresponding relation of wind-speed gear information set in advance and switching control instruction, sends switching control instruction to opening
Device group is closed, the switching device group includes at least 3 switching devices；
The switching device group is responded to the switching control instruction, is correspondingly turned on or is correspondingly disconnected the derailing switch
Switching device in part group, to form switching device group state corresponding with the switching control instruction, a kind of switching device group
State correspond to a kind of wind-speed gear；
Electric machine controller recognizes the switching device group state, according to switching device group state set in advance and motor speed shelves
The corresponding relation of position information, it is determined that motor speed gear information corresponding with the switching device group state, and sends and includes
The motor speed gear driving instruction of the motor speed gear information is to direct current generator；
The direct current generator is responded to the motor speed gear driving instruction, is produced and the motor speed gear information
Corresponding motor speed, obtains output wind speed corresponding with the wind-speed gear information.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410605737.6A CN104296335B (en) | 2014-10-30 | 2014-10-30 | Wind speed gear control system and method of direct-current motor fan coil |
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| CN201410605737.6A CN104296335B (en) | 2014-10-30 | 2014-10-30 | Wind speed gear control system and method of direct-current motor fan coil |
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| CN104296335B true CN104296335B (en) | 2017-04-19 |
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| CN105805889B (en) * | 2016-03-11 | 2021-03-23 | 珠海格力电器股份有限公司 | Control method and device for dry type fan coil unit |
| CN105953376A (en) * | 2016-05-31 | 2016-09-21 | 徐海慧 | Air-conditioner thermostat based on power line carrier communication technology |
| WO2018094552A1 (en) * | 2016-11-22 | 2018-05-31 | City University Of Hong Kong | A thermostat apparatus and a temperature regulation system |
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| CN2463765Y (en) * | 2001-01-20 | 2001-12-05 | 广东科龙电器股份有限公司 | Digital switch tpye multi-grade temp. control computer refrigerator |
| CN2888629Y (en) * | 2005-09-27 | 2007-04-11 | 长垣县蒲东电子电器厂 | Mini gear-changing switch and miniature operation device for hoister |
| CN102588122A (en) * | 2012-03-31 | 2012-07-18 | 中联重科股份有限公司 | Accelerator knob, engine and rotary drilling rig |
| CN103338005A (en) * | 2013-06-26 | 2013-10-02 | 宁波奥克斯空调有限公司 | Wind speed control circuit, device and method for air conditioner motor |
| CN103899563A (en) * | 2012-12-29 | 2014-07-02 | 鸿富锦精密工业（深圳）有限公司 | Draught fan control system and method |
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- 2014-10-30 CN CN201410605737.6A patent/CN104296335B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2463765Y (en) * | 2001-01-20 | 2001-12-05 | 广东科龙电器股份有限公司 | Digital switch tpye multi-grade temp. control computer refrigerator |
| CN2888629Y (en) * | 2005-09-27 | 2007-04-11 | 长垣县蒲东电子电器厂 | Mini gear-changing switch and miniature operation device for hoister |
| CN102588122A (en) * | 2012-03-31 | 2012-07-18 | 中联重科股份有限公司 | Accelerator knob, engine and rotary drilling rig |
| CN103899563A (en) * | 2012-12-29 | 2014-07-02 | 鸿富锦精密工业（深圳）有限公司 | Draught fan control system and method |
| CN103338005A (en) * | 2013-06-26 | 2013-10-02 | 宁波奥克斯空调有限公司 | Wind speed control circuit, device and method for air conditioner motor |
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| Publication number | Publication date |
|---|---|
| CN104296335A (en) | 2015-01-21 |
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