CN102478279A - Air-conditioning device capable of adjusting indoor air quality - Google Patents
Air-conditioning device capable of adjusting indoor air quality Download PDFInfo
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- CN102478279A CN102478279A CN2010105535419A CN201010553541A CN102478279A CN 102478279 A CN102478279 A CN 102478279A CN 2010105535419 A CN2010105535419 A CN 2010105535419A CN 201010553541 A CN201010553541 A CN 201010553541A CN 102478279 A CN102478279 A CN 102478279A
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- magnet synchronous
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The invention discloses an air-conditioning device capable of adjusting indoor air quality, which adopts a permanent-magnet type synchronous motor to drive a windmill and is combined with a human-computer interface unit for transmitting various control commands through clock pulse communications protocol so as to realize the parallel control for a plurality of machines. The air-conditioning device capable of adjusting the indoor air quality is stable and reliable in operation, has the performances of high efficiency and low noise under the condition of wider range of speed regulation, and leads all the machines to have the capability of adjusting the indoor air quality in a controllable way.
Description
Technical field
The present invention relates to a kind of air-conditioning equipment of scalable IAQ.
Background technology
Generally have the air quality of the different cold and hot matchmaker's fluid of the air-conditioning equipment collocation of fan coil unit (Fan Coil Unit) in can conditioning chamber, be widely used in places such as family, station, hospital, restaurant at present.This air-conditioning equipment is as shown in Figure 1, and coil pipe unit borrows valve to control the input of cold and hot matchmaker's fluid, makes itself and air carry out heat exchange, can also add electric calorifie installation to replace the heating agent fluid.Motor 11 drives windmill 12 and rotates to move air; The collocation temperature controller is as man-machine interface; Can regulate rotating speed, Open valve and the electric calorifie installation of motor 11, the size of control air flow and then the temperature and the humidity of regulating IAQ effectively.
Most of permanent split-phase capacitor formula (Permanent SplitCapacitor) monocyclic-start induction motor that adopts of this kind equipment drives windmill at present, and along with the behaviour in service difference the multiple velocity modulation of level is arranged.The efficient of this motor is lower, along with speed to downgrade efficient lower, and be accompanied by great noise, and the adjusting range of rotating speed is restricted also, be difficult to realize stepless rotation speed regulating and controlling, cause indoor air quality regulating power relatively poor.
In view of the shortcoming of above-mentioned permanent split-phase capacitor formula monocyclic-start induction motor, just occurred adopting phase controlling to solve the technology of original rotating speed control problem.Phase control technology can satisfy continuous rotating speed adjustment demand through importing energy control discontinuously, yet, though it can improve the lower problem of efficient, but still can't effectively suppress noise.Brushless direct current motor (Brushless DC Motor) efficient is high, service free; And under broad rotation speed regulating and controlling, still can keep high efficiency; But it is six step driven under square wave current, and the noise that when commutation process, produces makes brushless direct current motor on using, receive certain limitation.
Carrying out aspect the multiple computer desk Parallel Control; Carry out the transmission of control command with complicated communication protocol mostly at present; Wherein encode and decipher the running of the microprocessor time that significantly increased, and must set the station number of board respectively, make application process very complicated loaded down with trivial details.
Summary of the invention
The technical problem that the present invention will solve provides a kind of air-conditioning equipment of scalable IAQ, and this device is stable, and operating efficiency significantly improves, and suppresses the noise in the operation process effectively.
For solving the problems of the technologies described above; The present invention provides a kind of air-conditioning equipment of scalable IAQ; Include at least one board, this board includes a permanent-magnet synchronous electric motor and the driver element that electrically connects and drive this permanent-magnet synchronous electric motor rotation with permanent-magnet synchronous electric motor in order to drive the cold/hot blast of at least one windmill output; At least one electric signal boundary element; It includes the electrical isolation assembly and the speed setting assembly that electrically connects with driver element that electrically connect with said driver element, to set the use maximum (top) speed under the said permanent-magnet synchronous electric motor rated speed; One personal-machine boundary element electrically connects with said electrical isolation assembly, and this human and machine interface unit is regulated and control said permanent-magnet synchronous electric motor at the output speed that uses under the maximum (top) speed through a clock pulse communication protocol.
Said board also comprises a cold/hot cell, and said permanent-magnet synchronous electric motor drives windmill and rotates and produce cross-ventilation and air is blown in the board, this air flow through said cold/hot cell forms cold/hot blast output.
Said cold/hot cell is cold and hot matchmaker's coil pipe, cold and hot matchmaker's fluid of flowing through in it control by a valve member, said driver element comprises relay that this valve member of control opens and closes and one in order to drive the driver of said permanent-magnet synchronous electric motor rotation; Perhaps, said cold/hot cell is an electric calorifie installation, said driver element comprises relay that this electric calorifie installation of control opens and closes and one in order to drive the driver that said permanent-magnet synchronous electric motor rotates.
The clock pulse communication protocol of said human and machine interface unit utilizes the accurate position of electric signal to transmit control command with the relation of different time, uses the output speed of maximum (top) speed and the action of relay to regulate and control said permanent-magnet synchronous electric motor.
The external display unit that uses maximum (top) speed in order to display setting of said speed setting assembly.
The air-conditioning equipment employing speed-regulating range width of scalable IAQ of the present invention, the permanent-magnet synchronous electric motor that efficient is high, noise is low drive the windmill system, and combine man-machine interface to carry out the transmission of various control commands and the control of multiple computer desk.Under the principle of simplified structure, make that this air-conditioning equipment is stable, effectively keep IAQ, operating efficiency significantly improves, and suppresses the noise in the operation process effectively.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed explanation:
Fig. 1 is known air conditioner generalized section;
Fig. 2 is the schematic perspective view of first embodiment of the invention;
Fig. 3 is the theory diagram of first embodiment of the invention;
Fig. 4 is the circuit theory diagrams of first embodiment of the invention, and wherein cold/hot cell is cold and hot matchmaker's coil pipe;
Fig. 5 is the action sketch map of first embodiment of the invention, shows the clock pulse figure of electric signal boundary element speed setting;
Fig. 6 is the circuit theory diagrams of first embodiment of the invention, and wherein cold/hot cell is an electric calorifie installation;
Fig. 7 is the circuit theory diagrams of second embodiment of the invention, and wherein the electric signal boundary element is only controlled single permanent-magnet synchronous electric motor.
Wherein description of reference numerals is following:
Human and machine interface unit 20,20a
Electric signal boundary element 30,30a electrical isolation assembly 31
Valve member 42 windmills 43
Permanent-magnet synchronous electric motor 44 driver elements 45
Relay 451,453 drivers 452,454
Electric calorifie installation 46
The specific embodiment
The air-conditioning equipment of the scalable IAQ that first embodiment of the invention provides to shown in Figure 4, comprises 30, one clock pulse communication protocols of 20, two electric signal boundary elements of a personal-machine boundary element and two boards 40 like Fig. 2.Wherein, each board 40 comprises cold and hot matchmaker's coil pipe 41, valve member 42, a plurality of windmill 43, a permanent-magnet synchronous electric motor 44 and a driver element 45.Said driver element 45 comprises relay 451 and driver 452 that rotates in order to driving permanent-magnet synchronous electric motor 44 that a control valve member 42 opens and closes again.Each electric signal boundary element 30 comprises an electrical isolation assembly 31 that electrically connects with said driver element 45, and a speed setting assembly 32 that electrically connects with driver element 45.
After said human and machine interface unit 20 is accepted user command, can be automatically according to the temperature detecting result of this unit or manually, by electric signal boundary element 30, respectively electric order is passed in the driver 452 of corresponding board 40 with electrical isolation function.Said electric order is to be passed to driver 452 to simplify communication format through two-conductor line, and driver 452 is again according to permanent-magnet synchronous electric motor 44 rotating speeds in the order difference drive controlling board 40, the valve member 42 of open cold heating agent fluid.Said permanent-magnet synchronous electric motor 44 drives windmill 43 makes air flow into cold and hot matchmaker's coil pipe 41, to carry out heat exchange and dehumidifying action.
Because permanent-magnet synchronous electric motor 44 drives for sine-wave current, therefore in continuous speed adjustment, has the performance of high efficiency and low noise.
Said human and machine interface unit 20 is used aforesaid clock pulse communication protocol, through the two-conductor line transmission, relends by electric signal boundary element 30 and with the electrical equipment isolation method control command is passed to said two boards, 40 realization Parallel Control.
Wherein in electric signal boundary element 30; Utilize the actual maximum (top) speed order set-up function of 32 pairs of these permanent-magnet synchronous electric motors 44 of said speed setting assembly; Can set actual maximum (top) speed respectively; Sending down in the order parallel connection of percentage rotating speed can be in different machine station 40 acquisition different rotating speed effect, can realize that each board 40 has controlled IAQ regulating power during a plurality of board 40 Parallel Control.
Human and machine interface unit 20 among the present invention can be assigned the order of regulating air quality by the user, comprises time set, thermostatic control and air quantity control etc. in the automatic operation mode, and the control of the air quantity of manual operation pattern.This human and machine interface unit 20 also contains temperature detecting unit, the reference when the thermostatic control, and can send cold and hot matchmaker and provide information to the cold and hot matchmaker in upper reaches system.When human and machine interface unit 20 accept that the user assigns control order after, must this order be converted into the electric signal order of these permanent-magnet synchronous electric motor 44 rotating speeds of control and control valve member 42.
The electric signal order of said human and machine interface unit 20 triggers the electrical isolation assembly 31 in a plurality of electric signal boundary elements 30 through two-conductor line, and corresponding board 40 is delivered in the electric signal order.In the present embodiment, it is example that said electrical isolation assembly 31 is set up part jointly with the light lotus root, can avoid like this realizing that because of the different electric short circuit problems that produced in electric accurate position the electric signal order of human and machine interface unit 20 is passed to the Parallel Control of two boards 40.Said human and machine interface unit 20 is utilized order of percentage rotating speed and the speed setting assembly 32 in the clock pulse communication protocol, realizes that in the Parallel Control of each board 40 each board 40 has controlled IAQ regulating power.For example, relevant rotating speed order is 90% in the order of the electric signal of said human and machine interface unit 20, and the maximum (top) speed order in a plurality of electric signal boundary elements 30 is set and is respectively first 1200rpm; Second 1100rpm; Set different rotating speeds later on demand for the 3rd, then under the order of the rotating speed in identical clock pulse communication protocol, each board 40 can obtain the different rotating speed order; Be respectively first 1080rpm; Second 990rpm so just exempted general communication protocol needs a plurality of station numbers in many parallel connections design, satisfies user's elastic demand.
Clock pulse communication protocol among the present invention is to utilize the accurate position of electric signal and the relation of different time to reach the purpose of transmitting control command, and is as shown in Figure 5.In the present embodiment, utilize to trigger photo coupler and make V
SIGNALSignal present high electronegative potential, further define V
SIGNALThe high or low electric potential signal time, realize the control of permanent-magnet synchronous electric motor rotating speed, valve and electric calorifie installation.T
CMD(N) be the N time V
SIGNALThe low-potential signal time, T
CMD(N+1) be V in the N+1 time
SIGNALThe low-potential signal time, T
INTERVALBe the blanking time of front and back two signals.Then define different T
CMDThe control meaning of representative, T in the present embodiment
CMDFunction as shown in table 1 below.
Table 1, command definition and command determination table
| T CMDScope | Function |
| ＜0.05sec | Be regarded as noise |
| 0.05～0.4sec | Permanent-magnet synchronous electric motor stops, valve member is closed |
| 0.4～1.0sec | Ratio adjustment permanent-magnet synchronous electric motor rotating speed |
| 1.0～1.3sec | Valve member is opened |
| 1.3～1.6sec | Valve member is closed |
| ＞1.6sec | Control was lost efficacy |
When the order of the electric signal of said human and machine interface unit 20 triggers electrical isolation assembly 31 and clock pulse communication protocol in a plurality of electric signal boundary elements 30 through two-conductor line; After being sent to driver 452; Driver 452 carries out rotating speed control to permanent-magnet synchronous electric motor 44 respectively according to order; And valve member 42 controls, and then the air quality in the conditioning chamber.
What be worth explanation is that the speed setting assembly 32 of each electric signal boundary element 30 electrically connects to set the use maximum (top) speed under said permanent-magnet synchronous electric motor 44 rated speeds with driver 452.Wherein, this rated speed is meant permanent-magnet synchronous electric motor 44 under running well and the maximum (top) speed that can not burn, and this use maximum (top) speed is meant less than the rotating speed that sets under this rated speed.In addition, the use maximum (top) speed that sets with demonstration of said speed setting assembly 32 external display units 33.
Consult Fig. 6, under the basis of first embodiment of the invention, wherein cold and hot matchmaker's coil pipe 41 of each board 40 can be substituted by an electric calorifie installation 46.In practical application; Said electric calorifie installation 46 is the heater coils that can convert electrical energy into heat energy, and said driver element 45 comprises relay 453 that this electric calorifie installation of control 46 opens and closes and one equally in order to drive the driver 454 that this permanent-magnet synchronous electric motor 44 rotates.
The air-conditioning equipment of a kind of scalable IAQ provided by the invention except respectively controlling the board through two electric signal boundary elements, also has other configuration modes.The air-conditioning equipment of the scalable IAQ of second embodiment as shown in Figure 7; Its human and machine interface unit 20a is through board 40a action of single electric signal boundary element 30a control; Satisfy user's elastic demand, and this electric signal boundary element 30a is identical with first embodiment so repeat no more with the composition of this board 40a.
In sum; Two embodiment and accompanying drawing in the above-mentioned specific embodiment are preferred embodiment of the present invention; Be not in order to limiting the present invention, anyly know above operator, in not breaking away from spirit of the present invention and scope; Every equalization of doing according to claim of the present invention changes and modifies, and all belongs to the scope that patent of the present invention contains.
Claims (6)
1. the air-conditioning equipment of a scalable IAQ is characterized in that, includes:
At least one board, it includes a permanent-magnet synchronous electric motor and the driver element that electrically connects and drive this permanent-magnet synchronous electric motor rotation with permanent-magnet synchronous electric motor in order to drive the cold/hot blast of at least one windmill output;
At least one electric signal boundary element; It includes the electrical isolation assembly and the speed setting assembly that electrically connects with driver element that electrically connect with said driver element, to set the use maximum (top) speed under the said permanent-magnet synchronous electric motor rated speed;
One personal-machine boundary element electrically connects with said electrical isolation assembly, and said human and machine interface unit is regulated and control said permanent-magnet synchronous electric motor at the output speed that uses under the maximum (top) speed through a clock pulse communication protocol.
2. the air-conditioning equipment of scalable IAQ as claimed in claim 1; It is characterized in that: said board also comprises a cold/hot cell; Said permanent-magnet synchronous electric motor drives windmill and rotates and produce cross-ventilation and air is blown in the board, this air flow through said cold/hot cell forms cold/hot blast output.
3. the air-conditioning equipment of scalable IAQ as claimed in claim 2; It is characterized in that: said cold/hot cell is cold and hot matchmaker's coil pipe; Cold and hot matchmaker's fluid of flowing through in it control by a valve member, and said driver element comprises relay that this valve member of control opens and closes and one in order to drive the driver of said permanent-magnet synchronous electric motor rotation.
4. the air-conditioning equipment of scalable IAQ as claimed in claim 2; It is characterized in that: said cold/hot cell is an electric calorifie installation, said driver element comprises relay that this electric calorifie installation of control opens and closes and one in order to drive the driver that said permanent-magnet synchronous electric motor rotates.
5. like the air-conditioning equipment of claim 3 or 4 described scalable IAQs; It is characterized in that: the clock pulse communication protocol of said human and machine interface unit utilizes the accurate position of electric signal to transmit control command with the relation of different time, uses the output speed of maximum (top) speed and the action of relay to regulate and control said permanent-magnet synchronous electric motor.
6. the air-conditioning equipment of scalable IAQ as claimed in claim 1 is characterized in that: the external display unit of said speed setting assembly, and with the use maximum (top) speed of display setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010553541.9A CN102478279B (en) | 2010-11-22 | 2010-11-22 | The air-conditioning equipment of adjusting indoor air quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010553541.9A CN102478279B (en) | 2010-11-22 | 2010-11-22 | The air-conditioning equipment of adjusting indoor air quality |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102478279A true CN102478279A (en) | 2012-05-30 |
| CN102478279B CN102478279B (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010553541.9A Active CN102478279B (en) | 2010-11-22 | 2010-11-22 | The air-conditioning equipment of adjusting indoor air quality |
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Citations (10)
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|---|---|---|---|---|
| CN2229561Y (en) * | 1994-11-17 | 1996-06-19 | 刘敏 | Coil pipe for low noise, low-power-consumption tubular fan |
| CN2233053Y (en) * | 1993-12-13 | 1996-08-14 | 倪广普 | Fan coil pipe air conditioner |
| CN2244692Y (en) * | 1995-12-01 | 1997-01-08 | 湘潭顺风空调净化设备有限公司 | Coiled pipe set for central air-conditioning fan capable of purifying air |
| CN2262677Y (en) * | 1996-07-05 | 1997-09-17 | 刘兴非 | Column-type fan coiled air conditioner |
| CN2318561Y (en) * | 1998-02-10 | 1999-05-12 | 戈立仁 | No-volute type fan coil pipe |
| CN2431422Y (en) * | 2000-06-12 | 2001-05-23 | 秦帮耀 | Fan coiler |
| CN1307393A (en) * | 2000-01-31 | 2001-08-08 | 常州祥明电机有限公司 | Appliation of brushless DC motor in terminal equipment of central air conditioner |
| CN2489255Y (en) * | 2000-10-27 | 2002-05-01 | 广东国得空调冷冻工业有限公司 | Stepless speed-regulating fan-coil driven by permanent-magnet brushless DC electric machine |
| CN1997903A (en) * | 2004-02-05 | 2007-07-11 | 爱德万测试株式会社 | Measuring apparatus, measuring method, and test apparatus |
| CN101206050A (en) * | 2006-12-22 | 2008-06-25 | 同方人工环境有限公司 | Structure of fan coil pipe |
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2010
- 2010-11-22 CN CN201010553541.9A patent/CN102478279B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2233053Y (en) * | 1993-12-13 | 1996-08-14 | 倪广普 | Fan coil pipe air conditioner |
| CN2229561Y (en) * | 1994-11-17 | 1996-06-19 | 刘敏 | Coil pipe for low noise, low-power-consumption tubular fan |
| CN2244692Y (en) * | 1995-12-01 | 1997-01-08 | 湘潭顺风空调净化设备有限公司 | Coiled pipe set for central air-conditioning fan capable of purifying air |
| CN2262677Y (en) * | 1996-07-05 | 1997-09-17 | 刘兴非 | Column-type fan coiled air conditioner |
| CN2318561Y (en) * | 1998-02-10 | 1999-05-12 | 戈立仁 | No-volute type fan coil pipe |
| CN1307393A (en) * | 2000-01-31 | 2001-08-08 | 常州祥明电机有限公司 | Appliation of brushless DC motor in terminal equipment of central air conditioner |
| CN2431422Y (en) * | 2000-06-12 | 2001-05-23 | 秦帮耀 | Fan coiler |
| CN2489255Y (en) * | 2000-10-27 | 2002-05-01 | 广东国得空调冷冻工业有限公司 | Stepless speed-regulating fan-coil driven by permanent-magnet brushless DC electric machine |
| CN1997903A (en) * | 2004-02-05 | 2007-07-11 | 爱德万测试株式会社 | Measuring apparatus, measuring method, and test apparatus |
| CN101206050A (en) * | 2006-12-22 | 2008-06-25 | 同方人工环境有限公司 | Structure of fan coil pipe |
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| Publication number | Publication date |
|---|---|
| CN102478279B (en) | 2016-02-17 |
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