CN101446434A - Driving module of a DC motor and fan coil therewith - Google Patents
Driving module of a DC motor and fan coil therewith Download PDFInfo
- Publication number
- CN101446434A CN101446434A CNA2007101873819A CN200710187381A CN101446434A CN 101446434 A CN101446434 A CN 101446434A CN A2007101873819 A CNA2007101873819 A CN A2007101873819A CN 200710187381 A CN200710187381 A CN 200710187381A CN 101446434 A CN101446434 A CN 101446434A
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Abstract
The invention provides a fan coil which is applicable to receive ice water or hot water flowing out of a water supply host machine so as to adjust the room temperature; the fan coil comprises a DC motor, a temperature detection module capable of outputting the measured room temperature, a control module, a diversion pipeline and a driving module. the control module receives the given values of room temperature and wind speed; the diversion pipeline can guide the water flowing out of the water supply host machine back to the water supply host machine; the driving module leads the DC motor to drive the air to pass by the diversion pipeline according to the measured room temperature and the given room temperature so as to lead the measured room temperature to achieve the given room temperature; the fan coil utilizes a way of stepless transmission to drive the DC motor; therefore, the service efficiency of the electric energy is improved, the noise generated when the motor shifts the rotation speed is reduced and the cost of a three-way valve is saved.
Description
Technical field
The present invention is meant a kind of fan coil that can reduce noise and improve the electric energy service efficiency especially relevant for a kind of fan coil.
Background technology
Consult Fig. 1 and Fig. 2, existing central air conditioner system comprises that one is installed on the water supply main frame 9 (can be ice water host computer or hot-water boiler) and of outdoor buildings in order to order about the fan coil 8 in cold air or the hot-air inlet chamber, this water supply main frame 9 has an outlet pipe 91 and a water inlet pipe 92, and by its outlet pipe 91 output frozen water or hot water, this fan coil 8 comprises that a diversion pipeline 81, a temperature detecting module 82, an alternating current generator 83, drive module 84, a control module 85 and a triple valve 86.
This diversion pipeline 81 has a water inlet 811 and a delivery port 812.This triple valve 86 is connected between this water supply main frame 9 and this diversion pipeline 81.To this triple valve 86, this triple valve 86 can import frozen water or hot water the water inlet 811 of this diversion pipeline 81 or lead the water inlet pipe 92 of getting back to this water supply main frame 9 this water supply main frame 9 by its outlet pipe 91 output frozen water or hot water.
This temperature detecting module 82 is installed on indoor and detects indoor temperature, this control module 85 receives the room temperature that the user sets, this drives module 84 and electrically connects with this alternating current generator 83, this temperature detecting module 82 and this control module 85, and the room temperature that room temperature that records according to this temperature detecting module 82 and user set, drive this alternating current generator 83 and drive a fan 200 with one of them of three sections rotating speeds such as high rotating speed, medium speed and the slow-speed of revolution and rotate, this fan 200 rotates air is flow through in these diversion pipeline 81 outsides and the inlet chamber.When these water supply main frame 9 output frozen water, owing to enter the temperature that frozen water within this diversion pipeline 81 reduces these diversion pipeline 81 integral body, the air and this diversion pipeline 81 that flow through outside this diversion pipeline 81 carry out becoming cold air after the heat exchange, and cold air flows into the indoor purpose that reduces room temperature that just can reach.On the contrary, when these water supply main frame 9 output hot water, can reach the purpose of rising room temperature.
The room temperature that records when this temperature detecting module 82 and the room temperature of setting are not simultaneously, this driving module 84 drives this alternating current generator 83 with high rotating speed earlier and rotates, mode with quick coarse adjustment makes the room temperature that records near the temperature of setting, then drive this alternating current generator 83 with the medium speed or the slow-speed of revolution again, make the room temperature that records reach the temperature that the user sets gradually in the mode of fine tuning.
But the room temperature that records when this temperature detecting module 82 has reduced or has been elevated to the room temperature of setting, and this driving module 84 has been controlled this alternating current generator 83 at slow-revving state, because this alternating current generator 83 continues to blow to indoor and can't reduce rotating speed again with slow-speed of revolution rotating drive cold air or hot-air, in order to prevent that therefore room temperature from continuing to descend or raise, this fan coil 8 must utilize this triple valve 86 should the water supply main frame frozen water or the hot water of 9 outputs lead back this water supply main frame 9, avoid frozen water or hot water to continue to flow within this diversion pipeline 81, and the temperature that makes this diversion pipeline 81 rises gradually or descends, the air that flows through outside this diversion pipeline 81 just can not become cold air or hot-air, so can make this fan coil 8 in fact only do the air-supply action to indoor, and do not adjust temperature, keep the room temperature that room temperature is being set.
But when the room temperature that records reaches the room temperature of setting, this alternating current generator 83 still maintains slow-revving ventilation state, rotating speed can't be reduced to and level off to 0, will continue consumed power, but the electric energy that wherein is used to regulate temperature seldom, cause the electric energy service efficiency of this fan coil 8 very low, approximately have only 30%, cause waste of electric energy.And because this alternating current generator 83 can only differ greatly with limited three sections different rotational speed and this three sections rotating speeds, when this alternating current generator 83 can make rotating speed rise sharply or rapid drawdown among the process of speed-changings such as acceleration and deceleration, so tend to generation and make us uncomfortable noise.
In addition, in order to reach when setting value in room temperature, can make this fan coil 8 in fact only to the indoor action of doing air-supply, 86 pairs of these existing fan coils 8 of this triple valve are indispensable elements, can increase the cost of making this fan coil 8 and this triple valve 86 is installed, and make manufacture process become comparatively complicated.
Summary of the invention
Purpose of the present invention is to provide a kind of and can reduces noise and improve electric energy service efficiency fan coil.
For achieving the above object, fan coil of the present invention, be applicable to be connected to a water supply main frame and receive frozen water that this water supply main frame flows out or hot water adjusting room temperature, this fan coil comprises a temperature detecting module, a control module, a diversion pipeline, a direct current motor and and drives module.
The room temperature that this temperature detecting module detecting room temperature and output record.
This control module receives user to the setting value of room temperature and exported.
This diversion pipeline connects this water supply main frame, and the water that should the water supply main frame flows out is led back this water supply main frame.
This direct current generator is used to drive air and flows through this diversion pipeline.
This drives module and is electrically connected with this temperature detecting module, this control module and this direct current generator, and the room temperature that records of foundation and the room temperature of setting, controls this direct current generator driving air and flows through behind this diversion pipeline, flows into indoor again.
Effect of the present invention is, the rotating speed of this direct current generator can drop to very low, the service efficiency of electric energy is improved, and because this driving module drives this direct current generator in the mode of continuous variable speed, therefore the noise that sends during this direct current generator speed-changing is less, therefore can reach purpose of the present invention really.
Description of drawings
Fig. 1 is a schematic diagram, and a fan coil of existing central air conditioner system and the annexation between a water supply main frame are described;
Fig. 2 is a speed diagram, illustrates that an alternating current generator of existing this fan coil switches between three sections rotating speeds;
Fig. 3 is a schematic diagram, and the annexation between a fan coil of the present invention and a water supply main frame is described;
Fig. 4 is a speed diagram, and the mode speed-changing of a direct current motor of fan coil of the present invention with continuous variable speed is described;
Fig. 5 is that one of fan coil of the present invention drives the flow chart that module drives this direct current generator;
Fig. 6 is this driving module of fan coil of the present invention drives this direct current generator under the situation of the automatic wind speed of correspondence a flow chart.
The specific embodiment
Below by preferred embodiment and accompanying drawing fan coil of the present invention is elaborated.
Consult Fig. 3, the preferred embodiment of fan coil 3 of the present invention, be applicable to the frozen water of introducing a water supply main frame 4 (can be ice water host computer or hot-water boiler) or hot water adjusting indoor temperature, this fan coil 3 comprises a diversion pipeline 31, a temperature detecting module 32, a direct current motor 33, and drives a module 34 and a control module 35.This water supply main frame 4 has an outlet pipe 41 and a water inlet pipe 42, and by its outlet pipe 41 output frozen water or hot water.This diversion pipeline 31 has a water inlet 311 and a delivery port 312, corresponding respectively outlet pipe 41 and the water inlet pipe 42 that connects this water supply main frame 4 of its water inlet 311 and delivery port 312.
The indoor temperature of these temperature detecting module 32 detectings, this control module 35 receives users to the setting value of room temperature and to the setting value of wind speed, this driving module 34 comprises a processing unit 341 and a driver element 342, this driver element 342 can drive this direct current generator 33 and rotate, this processing unit 341 electrically connects with this temperature detecting module 32 and this control module 35, and the user's that the room temperature that detects according to this temperature detecting module 32 and this control module 35 receive setting, see through this this direct current generator 33 of driver element 342 controls and drive the speed that a fan 100 rotates, so that this diversion pipeline 31 of air guide is become cold air or hot-air, and flow into indoor to adjust the setting value of indoor temperature to the user.
In preferred enforcement of the present invention, this control module 35 can receive the user and set three sections wind speed and needed room temperature, and these three sections wind speed are respectively high wind, apoplexy and weak wind, 33 pairs in this direct current generator should three sections wind speed tachometer value be respectively 1200rpm, 600rpm and 300rpm, but not as limit.
When user's wind speed setting, this drives module 34 and drives this direct current generator 33 with different acceleration within one section specific time T 1, make its rotating speed reach the rotating speed of the wind speed of corresponding user's setting, and after this section special time T1, adjust its rotating speed automatically to just making room temperature maintain the temperature that the user sets.
In a preferred embodiment of the invention, this driving module 34 is set this section special time T1 and is equaled 10 minutes, but not as limit.
Shown in Figure 4 is these direct current generator 33 change in rotational speed situations under corresponding high wind and the weak wind.If for example the user sets high wind, then these driving module 34 these direct current generators 33 of driving make rotating speed reach 1200rpm with higher acceleration, and drive this direct current generator 33 after 10 minutes, its rotating speed are adjusted to automatically can make room temperature maintain setting value; And if the user sets weak wind, then these driving module 34 these direct current generators 33 of driving make rotating speed reach 300rpm with lower acceleration, and drive this direct current generator 33 after 10 minutes, its rotating speed are adjusted to automatically can make room temperature maintain setting value.Can increase noise though this direct current generator 33 rotates with higher acceleration, the user can adjust the wind speed of fan coil 3 of the present invention whereby, makes room temperature reach its needed temperature within the short time, to meet its needs.
And if the user does not have wind speed setting, then this driving module 34 is adjusted the rotating speed of this direct current generator 33 automatically to making room temperature maintain setting value.
Comparison diagram 2 and Fig. 4 are as can be known, because this driving module 34 changes the rotating speed of this direct current generator 33 in the mode of continuous variable speed, and the rotating speed of this direct current generator 33 can drop to no better than 0, when the room temperature that records has reached the room temperature of setting, can make the air velocity that flows through this diversion pipeline 31 equal 0 or level off to 0, so have the room temperature that influence has been adjusted in cold air or the hot-air inlet chamber hardly, therefore need lead back this water supply main frame with frozen water or hot water that triple valve will flow out this water supply main frame compared to existing fan coil, fan coil 3 of the present invention need not stop frozen water or hot water to flow into this diversion pipeline 31 with triple valve, therefore can save the cost of triple valve and the trouble of installing.
Consult Fig. 5, this driving module 34 is rotating speeds of controlling this direct current generator according to following flow process:
Consult Fig. 6, when these water supply main frame 4 output frozen water, step 29 comprises following substep:
When this water supply main frame output hot water, substep 294 correspondences are modified as this processing unit 341 and judge temperature difference size, if then follow execution in step 297 less than 0 (expression is heat inadequately); If equal 0 then execution in step 296; If greater than 0 (representing too hot) then execution in step 295 then.
It should be noted that, fan coil 3 of the present invention can also comprise a triple valve (not shown), and the connection state of this triple valve, this diversion pipeline 31 and this water supply main frame 4 is identical with the fan coil of existing central air conditioner system, by this triple valve should the water supply main frame frozen water or the hot water of 4 outputs lead back this water supply main frame 4, can make the temperature of this diversion pipeline 31 no longer keep low temperature or high temperature, it is very low to cooperate the rotating speed of this direct current generator 33 to be transferred to, and this fan coil 3 can maintain setting value with room temperature more accurately.Therefore this triple valve when omitting this triple valve, more can reduce the cost of manufacture of fan coil 3 of the present invention for fan coil 3 of the present invention and non-essential element.
In addition, because industrial quarters has had other many modes can drive the rotating speed of this direct current generator 33, this driving module 34 also can other mode drives this direct current generator 33 temperature is adjusted to the room temperature that the user sets, be not limited to Fig. 5 and flow process shown in Figure 6, just can as long as this direct current generator 33 can be adjusted to extremely low rotating speed in the mode of continuous variable speed.
Comprehensively above-mentioned, fan coil 3 of the present invention comprises this direct current generator 33, and the rotating speed that can make this direct current generator 33 drops to very low, the service efficiency of electric energy is improved, and because this driving module 34 drives this direct current generator 33 in the mode of continuous variable speed, therefore the noise that sends during these direct current generator 33 speed-changings is less, even and if save a triple valve should the water supply main frame frozen water or the hot water of 4 outputs lead back, because it is very low that this driving module 34 can make the rotating speed of this direct current generator 33 drop to, and then the flow velocity that can make cold air or hot-air is low to influencing indoor temperature hardly, therefore can reach purpose of the present invention really.
Claims (9)
1. fan coil, be used to be connected to a water supply main frame and receive water liquid that described water supply main frame flows out to adjust room temperature, described fan coil comprises the temperature detecting module of the room temperature that a detecting room temperature and output record, one receives the user to the setting value of room temperature and the control module of being exported, one connects described water supply main frame and the water that described water supply main frame flows out is led back the diversion pipeline of described water supply main frame, it is characterized in that:
Described fan coil also has a direct current motor and and drives module, described driving module is electrically connected with described temperature detecting module, described control module and described direct current generator, and according to the room temperature that records and the room temperature of setting, control described direct current generator and drive air and flow through behind the described diversion pipeline, flow into indoor again.
2. according to the described fan coil of claim 1, it is characterized in that:
Described control module also receives the setting value to wind speed.
3. according to the described fan coil of claim 2, it is characterized in that:
When described control module receives the wind speed of user's setting, described driving module drives described direct current generator within one specific period rotating speed reaches the rotating speed of corresponding described wind speed, and the rotating speed of automatically adjusting described direct current generator after described section special time is to making room temperature maintain the temperature of user's setting in fact; When described control module did not receive the wind speed of user's setting, described driving module was adjusted the rotating speed of described direct current generator automatically to making room temperature maintain the temperature that the user sets in fact.
4. according to the described fan coil of claim 3, it is characterized in that:
The mode that described driving module is automatically adjusted described dc motor speed is to judge the temperature difference of the room temperature of the room temperature that records and setting, keeps the rotating speed of described direct current generator when the temperature difference equals 0; When the temperature difference greater than 0 and increase and reduce the rotating speed of described direct current generator less than 0 the time respectively with the proportional integral technology.
5. according to the described fan coil of claim 3, it is characterized in that:
The mode that described driving module is automatically adjusted described dc motor speed is to judge the temperature difference of the room temperature of the room temperature that records and setting, keeps the rotating speed of described direct current generator when the temperature difference equals 0; When the temperature difference greater than 0 and reduce and increase the rotating speed of described direct current generator less than 0 the time respectively with the proportional integral technology.
6. according to the described fan coil of claim 1, it is characterized in that:
Described fan coil also comprises a triple valve, and described diversion pipeline has a water inlet, described triple valve is connected between described water supply main frame and the described diversion pipeline, and the water that flows out described water supply main frame can be imported the water inlet of described diversion pipeline, or leading back described water supply main frame flows into the water inlet of described diversion pipeline to prevent water.
7. the driving module of a direct current generator is used to drive the direct current motor rotation of a central air conditioner system, so that a room temperature that records reaches a room temperature of setting, it is characterized in that:
Described driving module comprises a driver element and a processing unit, the described direct current generator of described drive unit drives rotates, described processing unit is to receive a room temperature that records and a room temperature of setting, when receiving the wind speed of user setting, described processing unit is controlled described direct current generator through described driver element rotating speed reaches the corresponding wind speed of setting one specific period, and adjusts the rotating speed of described direct current generator automatically so that the room temperature that records reaches the room temperature of setting after described period; Otherwise described processing unit sees through described driver element and adjusts the rotating speed of described direct current generator automatically so that the room temperature that records reaches the room temperature of setting.
8. according to the driving module of the described direct current generator of claim 7, it is characterized in that:
Described processing unit sees through described driver element, and to adjust the mode of described dc motor speed automatically be to judge the temperature difference of the room temperature of the room temperature that records and setting, keeps the rotating speed of described direct current generator when the temperature difference equals 0; When the temperature difference greater than 0 and increase and reduce the rotating speed of described direct current generator less than 0 the time respectively with the proportional integral technology.
9. according to the driving module of the described direct current generator of claim 7, it is characterized in that:
Described processing unit sees through described driver element, and to adjust the mode of described dc motor speed automatically be to judge the temperature difference of the room temperature of the room temperature that records and setting, keeps the rotating speed of described direct current generator when the temperature difference equals 0; When the temperature difference greater than 0 and reduce and increase the rotating speed of described direct current generator less than 0 the time respectively with the proportional integral technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101873819A CN101446434B (en) | 2007-11-27 | 2007-11-27 | Driving module of a DC motor and fan coil therewith |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101873819A CN101446434B (en) | 2007-11-27 | 2007-11-27 | Driving module of a DC motor and fan coil therewith |
Publications (2)
| Publication Number | Publication Date |
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| CN101446434A true CN101446434A (en) | 2009-06-03 |
| CN101446434B CN101446434B (en) | 2011-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101873819A Expired - Fee Related CN101446434B (en) | 2007-11-27 | 2007-11-27 | Driving module of a DC motor and fan coil therewith |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102721141A (en) * | 2012-05-31 | 2012-10-10 | 广东欧科空调制冷有限公司 | Control system and control method for direct-current brushless fan coil unit |
| CN108361934A (en) * | 2018-03-31 | 2018-08-03 | 青岛海尔空调器有限总公司 | The control method of air-conditioning |
| CN108397878A (en) * | 2018-03-31 | 2018-08-14 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108397879A (en) * | 2018-03-31 | 2018-08-14 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108444059A (en) * | 2018-03-31 | 2018-08-24 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108444063A (en) * | 2018-03-31 | 2018-08-24 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108444069A (en) * | 2018-03-31 | 2018-08-24 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under refrigeration mode |
| CN108444068A (en) * | 2018-03-31 | 2018-08-24 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108444057A (en) * | 2018-03-31 | 2018-08-24 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108444062A (en) * | 2018-03-31 | 2018-08-24 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under refrigeration mode |
| CN108534324A (en) * | 2018-03-31 | 2018-09-14 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108548304A (en) * | 2018-03-31 | 2018-09-18 | 青岛海尔空调器有限总公司 | The control method of air-conditioning |
| CN108548287A (en) * | 2018-03-31 | 2018-09-18 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108548290A (en) * | 2018-03-31 | 2018-09-18 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108548293A (en) * | 2018-03-31 | 2018-09-18 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108548303A (en) * | 2018-03-31 | 2018-09-18 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under refrigeration mode |
| CN108548269A (en) * | 2018-03-31 | 2018-09-18 | 青岛海尔空调器有限总公司 | The control method of air-conditioning |
| CN108548292A (en) * | 2018-03-31 | 2018-09-18 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under refrigeration mode |
| CN108562007A (en) * | 2018-03-31 | 2018-09-21 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under refrigeration mode |
| CN108562008A (en) * | 2018-03-31 | 2018-09-21 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108758995A (en) * | 2018-03-31 | 2018-11-06 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under refrigeration mode |
| CN108759019A (en) * | 2018-03-31 | 2018-11-06 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108759022A (en) * | 2018-03-31 | 2018-11-06 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
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| CN108870647A (en) * | 2018-03-31 | 2018-11-23 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
-
2007
- 2007-11-27 CN CN2007101873819A patent/CN101446434B/en not_active Expired - Fee Related
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| CN102721141A (en) * | 2012-05-31 | 2012-10-10 | 广东欧科空调制冷有限公司 | Control system and control method for direct-current brushless fan coil unit |
| CN102721141B (en) * | 2012-05-31 | 2014-10-29 | 广东欧科空调制冷有限公司 | Control system and control method for direct-current brushless fan coil unit |
| CN108361934A (en) * | 2018-03-31 | 2018-08-03 | 青岛海尔空调器有限总公司 | The control method of air-conditioning |
| CN108397878A (en) * | 2018-03-31 | 2018-08-14 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108397879A (en) * | 2018-03-31 | 2018-08-14 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108444059A (en) * | 2018-03-31 | 2018-08-24 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
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| CN108444068A (en) * | 2018-03-31 | 2018-08-24 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108444057A (en) * | 2018-03-31 | 2018-08-24 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
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| CN108548293A (en) * | 2018-03-31 | 2018-09-18 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
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| CN108548269A (en) * | 2018-03-31 | 2018-09-18 | 青岛海尔空调器有限总公司 | The control method of air-conditioning |
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| CN108758995A (en) * | 2018-03-31 | 2018-11-06 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under refrigeration mode |
| CN108759019A (en) * | 2018-03-31 | 2018-11-06 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108759022A (en) * | 2018-03-31 | 2018-11-06 | 青岛海尔空调器有限总公司 | The control method of air-conditioning under heating mode |
| CN108758998A (en) * | 2018-03-31 | 2018-11-06 | 青岛海尔空调器有限总公司 | The control method of air-conditioning |
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| CN101446434B (en) | 2011-05-25 |
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