CN203964255U - A kind of intelligent energy-saving control system of tail end of central air conditioner pressure fan - Google Patents
A kind of intelligent energy-saving control system of tail end of central air conditioner pressure fan Download PDFInfo
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- CN203964255U CN203964255U CN201320588909.4U CN201320588909U CN203964255U CN 203964255 U CN203964255 U CN 203964255U CN 201320588909 U CN201320588909 U CN 201320588909U CN 203964255 U CN203964255 U CN 203964255U
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- power supply
- temperature controller
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Abstract
The utility model discloses a kind of intelligent energy-saving control system of tail end of central air conditioner pressure fan, it comprises that a temperature probe is arranged on the indoor temperature sensor of user (4), described temperature sensor (4) is connected with temperature controller (3), described temperature controller (3) is connected with Switching Power Supply (2), described Switching Power Supply (2) is connected with brshless DC motor (1), described brshless DC motor (1) drives air conditioning terminal pressure fan (10), described temperature controller (3) is electrically connected with brshless DC motor (1), a described temperature controller (3) and a Switching Power Supply (2) are one group, each group temperature controller (3) and Switching Power Supply (2) are controlled two brshless DC motors (1), described brshless DC motor (1) is realized stepless time adjustment by programmable module control.The utlity model has the feature of energy-conserving and environment-protective.
Description
Technical field:
The utility model relates to central air-conditioning technical field, more specifically to a kind of intelligent energy-saving control system of tail end of central air conditioner pressure fan.
Background technology:
In modern heavy construction, generally all can be equipped with central air conditioner system, the environment that it can improve people's life or work, but central air-conditioning is also the equipment of energy consumption maximum in building, account for 60%～70% of building total energy consumption, and tail-end blower fan accounts for 40%～50% of central air-conditioning total energy consumption, and wherein quite a few energy consumption by the blower fan in auxiliary unit of air conditioner, water pump consumes, due to air-conditioning draught fan, the capacity of water pump is all to add a part of allowance calculating according to maximum load to get again, and in actual motion, in most cases environment temperature does not reach maximum load requirement, if blower fan, water pump is still according to the capacity running of setting, there is great energy waste.
Utility model content:
The purpose of this utility model is just to provide a kind of intelligent energy-saving control system of tail end of central air conditioner pressure fan, and it has the feature of energy-conserving and environment-protective.
For achieving the above object, the intelligent energy-saving control system of a kind of tail end of central air conditioner pressure fan of the present utility model comprises that a temperature probe is arranged on the indoor temperature sensor of user, described temperature sensor is connected with temperature controller, described temperature controller is connected with Switching Power Supply, described Switching Power Supply is connected with brshless DC motor, described brshless DC motor drives air conditioning terminal pressure fan, described temperature controller and brshless DC motor are electrically connected, a described temperature controller and a Switching Power Supply are one group, each group temperature controller and two brshless DC motors of Switching Power Supply control, described brshless DC motor is realized stepless time adjustment by programmable module control.
As technique scheme preferably, described Switching Power Supply is made up of main circuit, control circuit, testing circuit and accessory power supply.
As technique scheme preferably, described temperature controller, Switching Power Supply and brshless DC motor are connected to COM by wire respectively and control power ground end.
As technique scheme preferably, described main circuit forms device by dash current limiter, input filter, rectification and wave filter, inversion and output rectification and filtering.
As technique scheme preferably, described temperature controller is bimetal leaf temperature controller.
The beneficial effects of the utility model are: the utility model improves the control system of tail-end blower fan in original technical foundation, adopt DC brushless motor, realize Based Intelligent Control according to the temperature difference of design temperature and room temperature, and change the constant speed control of traditional alternating current generator, realize VFC.The utility model can solve the problem that energy consumption is large, can save more than 50% energy consumption, and fills up the blank of domestic Fan Energy-saving deficiency, and it overcomes, and the air-conditioning energy consumption existing in prior art is large, a difficult problem for inconvenient operation.
Brief description of the drawings:
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is syndeton schematic diagram of the present utility model
Fig. 2 is the operation principle schematic diagram of central air conditioner system
In figure: 1, brshless DC motor; 2, Switching Power Supply; 3, temperature controller; 4, temperature sensor; 5, COM controls power ground end; 6, evaporimeter; 7, check valve; 8, check valve; 9, cooling tower; 10, end pressure fan; 11, choke valve; 12, refrigeration pump; 13, refrigeration compressor
Detailed description of the invention:
Therefore the following stated only, for embodying the preferred embodiment of the utility model principle, does not limit protection domain of the present utility model
Be illustrated in figure 1 the intelligent energy-saving control system of a kind of tail end of central air conditioner pressure fan of the utility model, it comprises that a temperature probe is arranged on the indoor temperature sensor of user 4, described temperature sensor 4 is connected with temperature controller 3, described temperature controller 3 is connected with Switching Power Supply 2, described Switching Power Supply 2 is connected with brshless DC motor 1, described brshless DC motor 1 drives air conditioning terminal pressure fan, described temperature controller 3 is electrically connected a described temperature controller 3 with brshless DC motor 1 and a Switching Power Supply 2 is one group, each group temperature controller 3 and Switching Power Supply 2 are controlled two brshless DC motors 1, described brshless DC motor 1 is realized stepless time adjustment by programmable module control, in the present embodiment, brshless DC motor 1 adopts bi-motor parallel connection with connecting of Switching Power Supply, adopt preset two interfaces, user can adopt single motor operation or bi-motor operation as required.
Switching Power Supply 2 is by main circuit, control circuit, testing circuit and accessory power supply form, main circuit is by dash current limiter, input filter, rectification and wave filter, inverter and output rectification and filtering form device, the effect of dash current limiter is to limit the dash current of the moment input side that switches on power, the effect of input filter is that the clutter that filters the clutter of electrical network existence and the generation of obstruction the machine feeds back to electrical network, the effect of rectification and wave filter is that by direct grid alternating current source rectification be more level and smooth direct current, the effect of inverter is the direct current after rectification to become high-frequency alternating current, this is the core of high frequency switch power, the effect that output rectification and filtering form device is according to load needs, reliable and stable dc source is provided.
Temperature controller 3, Switching Power Supply 2 and brshless DC motor 1 are connected to COM by wire respectively and control power ground end 5, and it plays the effect that prevents static.
The Intelligent temp controlled device that temperature controller 3 is control able to programme, the programming module that it can arrange by inside is realized temperature control, and can send stepless time adjustment signal to brshless DC motor 1.
The kind of central air conditioner system is a lot, wherein can be divided into air-cooled and water-cooled according to condensing mode, Figure 2 shows that a kind of water-cooled central air-conditioning adopting in the present embodiment, this central air-conditioning is by cooling tower 9, condenser 8, evaporimeter 6, refrigeration compressor 13, refrigeration pump 12, choke valve 11, check valve 7 and end pressure fan 10 form, in work, Switching Power Supply 2 accesses electrical network, this Switching Power Supply 2 powers to brshless DC motor 1 and temperature controller 3, the variation of temperature sensor 4 detectable indoor temperatures, then temperature controller 3 can send according to this indoor temperature change generated in case the rotating speed of instruction (stepless speed regulation signal) control brshless DC motor 1 to brshless DC motor 1, can control the air output of end pressure fan 10 with this, traditional AC motor is compared, this motor can economize on electricity more than 50%, can also eliminate the electromagnetism sonorant that alternating current generator produces in the time of low cruise, Switching Power Supply is responsible for producing 310V, 15V, 5V dc source, this system also has a feature: motor adopts bi-motor parallel connection with connecting of Switching Power Supply, preset two interfaces, user can also adopt single motor operation or bi-motor operation as required, greatly reduce production cost.
In addition, native system operation characteristic: native system has automatically and manually moves two kinds of patterns, and user can need to set according to self in temperature controller 3.While adopting manual mode, the air quantity that manufacturer can require according to end pressure fan 10 and noise requirement, the size of setting command voltage, the rotating speed of corresponding corresponding brshless DC motor 1.Owing to adopting program setting, a point speed section for brshless DC motor 1 can be much larger than the third gear of alternating current generator, and brshless DC motor 1 of the same race goes for polytypic end pressure fan 3, facilitate the buying of manufacturer, produce, and it can also greatly facilitate client's use, client can select applicable end pressure fan 3 according to demand, and it can reduce energy consumption greatly, play the effect of energy-conserving and environment-protective, while adopting automatic mode: user only need set required room temperature, temperature controller 3 can be according to the room temperature gathering and the contrast of setting, and the variation of temperature in system work process, set up Mathematical Modeling, by producing stepless speed regulation signal, brshless DC motor 1 is carried out to Based Intelligent Control, can realize refrigerating capacity, noise, the optimum Match of power consumption.In addition end pressure fan 10 manufacturers in process of production, can be according to end equipment model the minimum speed to brshless DC motor 1 under automatic mode state and maximum speed operation set command voltage and control.Brshless DC motor 1 of the same race is like this also applicable to polytypic end air flow device.
Claims (5)
1. the intelligent energy-saving control system of a tail end of central air conditioner pressure fan, it is characterized in that: it comprises that a temperature probe is arranged on the indoor temperature sensor of user (4), described temperature sensor (4) is connected with temperature controller (3), described temperature controller (3) is connected with Switching Power Supply (2), described Switching Power Supply (2) is connected with brshless DC motor (1), described brshless DC motor (1) drives air conditioning terminal pressure fan (10), described temperature controller (3) is electrically connected with brshless DC motor (1), a described temperature controller (3) and a Switching Power Supply (2) are one group, each group temperature controller (3) and Switching Power Supply (2) are controlled two brshless DC motors (1), described brshless DC motor (1) is realized stepless time adjustment by programmable module control.
2. the intelligent energy-saving control system of a kind of tail end of central air conditioner pressure fan according to claim 1, is characterized in that: Switching Power Supply (2) is made up of main circuit, control circuit, testing circuit and accessory power supply.
3. the intelligent energy-saving control system of a kind of tail end of central air conditioner pressure fan according to claim 1, is characterized in that: temperature controller (3), Switching Power Supply (2) and brshless DC motor (1) are connected to COM by wire respectively and control power ground end (5).
4. the intelligent energy-saving control system of a kind of tail end of central air conditioner pressure fan according to claim 2, is characterized in that: main circuit forms device by dash current limiter, input filter, rectification and wave filter, inversion and output rectification and filtering.
5. according to the intelligent energy-saving control system of a kind of tail end of central air conditioner pressure fan described in any one in claim 1 to 4, it is characterized in that: the Intelligent temp controlled device that temperature controller (3) is control able to programme.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588909.4U CN203964255U (en) | 2013-09-23 | 2013-09-23 | A kind of intelligent energy-saving control system of tail end of central air conditioner pressure fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588909.4U CN203964255U (en) | 2013-09-23 | 2013-09-23 | A kind of intelligent energy-saving control system of tail end of central air conditioner pressure fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203964255U true CN203964255U (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320588909.4U Expired - Fee Related CN203964255U (en) | 2013-09-23 | 2013-09-23 | A kind of intelligent energy-saving control system of tail end of central air conditioner pressure fan |
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| Country | Link |
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| CN (1) | CN203964255U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036482A (en) * | 2017-12-11 | 2018-05-15 | 珠海格力电器股份有限公司 | Heating ventilation air conditioner control method and control system |
-
2013
- 2013-09-23 CN CN201320588909.4U patent/CN203964255U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036482A (en) * | 2017-12-11 | 2018-05-15 | 珠海格力电器股份有限公司 | Heating ventilation air conditioner control method and control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20160923 |