CN104481908A - Fan motor device - Google Patents
Fan motor device Download PDFInfo
- Publication number
- CN104481908A CN104481908A CN201410764951.6A CN201410764951A CN104481908A CN 104481908 A CN104481908 A CN 104481908A CN 201410764951 A CN201410764951 A CN 201410764951A CN 104481908 A CN104481908 A CN 104481908A
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- CN
- China
- Prior art keywords
- fan motor
- temperature
- temperature detection
- frequency variator
- rotating speed
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/01—Purpose of the control system
- F05D2270/02—Purpose of the control system to control rotational speed (n)
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
The invention discloses a fan motor device. The fan motor device comprises a fan motor, a temperature detection component and a frequency converter, wherein the temperature detection component is used for collecting environmental temperature; the frequency converter is electrically connected with the temperature detection component and the fan motor respectively, and the rotating speed of the fan motor is improved along with the increase of the environmental temperature. According to the fan motor device provided by the invention, the frequency converter is electrically connected with the fan motor, and the frequency converter is connected with the temperature detection component, so that the temperature is detected by the temperature detection component, a temperature signal is converted into an electrical signal, the electrical signal is transmitted to the frequency converter, and the frequency converter is used for adjusting the rotating speed of the fan motor by adjusting the frequency of a working power supply of the fan motor, so that the rotating speed of the fan motor can be adjusted according to temperature requirements and the size of load, the rotating speed is no longer a definite value, and the electric energy is greatly saved.
Description
Technical field
The present invention relates to control technique field, particularly relate to a kind of fan motor machine.
Background technique
Rolling is the topmost Metal Forming method of Metallurgical Factory, and rolling is divided into hot rolling and cold rolling, generally the rolling of metal more than recrystallization temperature being called hot rolling, becoming cold rolling there being the rolling of work-hardening.
What adopt before calendering factory hot finishing, 2800 cold rolling, 1400 cold rolling mair motor cooling fan motor is contactor, relay control mode, and motor speed is non-adjustable, and the Size-dependent flashboard of cooling air quantity regulates.Due to flashboard adjustment operation difficulty, the reasons such as Boiler pressure control is inaccurate, make blower fan be in the fixed state turning and determine air quantity operation for a long time, cause the larger waste of electric energy, unfavorablely use factory's cost efficiency.
Therefore, how significantly saving power is those skilled in the art's technical issues that need to address.
Summary of the invention
The object of this invention is to provide a kind of fan motor machine, this fan motor machine can saving power significantly.
For solving the problems of the technologies described above, the invention provides a kind of fan motor machine, comprising blower motor, also comprise:
Temperature detection part, gathers the temperature of environment;
Frequency variator, is all electrically connected with described temperature detection part and described blower motor, and improves the rotating speed of described blower motor with the rising of ambient temperature.
Preferably, described frequency variator is provided with potentiometer.
Preferably, described temperature detection part is provided with the temperature detecting resistance of the staor winding for connecting cooled motor.
Preferably, described temperature detecting resistance is PT100 temperature transducer.
Preferably, described frequency variator is parallel with auxiliary reclay.
Preferably, described frequency variator is the MM430 frequency variator of Siemens.
Preferably, the model of described temperature detection part is E5CZ-C2MT.
Fan motor machine provided by the invention, blower motor is electrically connected with frequency variator, frequency variator is electrically connected with temperature detection part, temperature signal is converted to electrical signal and sends frequency variator in electrical signal form, after frequency variator receives above-mentioned signal, regulate the rotating speed of blower motor by changing power supply frequency, frequency variator is with the rotating speed of the rising raising blower motor of temperature.Then the rotating speed of blower motor can regulate according to temperature and own load, and when use contactor or relay, blower motor only has the situation of a rotating speed than before, and blower motor has saved electric energy after adopting Frequency Converter Control widely.
In a preferred embodiment, temperature detection part is provided with the temperature detecting resistance of the staor winding for connecting cooled motor.Then temperature detection part can detect the temperature of cooled motor by the temperature detecting resistance be connected on the staor winding of cooled motor, thus send said temperature to frequency variator as electronic signals, the rotating speed of frequency variator by regulating power supply frequency to regulate blower motor.Thus achieve the object needing to regulate blower motor rotating speed according to the temperature of cooled motor.
Accompanying drawing explanation
The anatomical connectivity sketch of the fan motor machine that Fig. 1 embodiment of the present invention provides;
The terminal figure of the right volume frequency variator of the fan motor machine that Fig. 2 provides for the embodiment of the present invention;
The terminal figure of the right volume temperature detection part of the fan motor machine that Fig. 3 provides for the embodiment of the present invention.
Embodiment
Core of the present invention is to provide a kind of fan motor machine, and this blower motor control system can saving power significantly.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Frequency variator (Variable-frequency Drive, VFD) is application converter technique and microelectronic technology, controls the electric control appliance of Wechselstrommotor by changing machine operation power supply frequency mode.Frequency variator is primarily of rectification (AC-DC), filtering, inversion (direct current becomes interchange), brake unit, driver element, detection unit and microprocessing unit composition.
As shown in Figure 1, the anatomical connectivity sketch of fan motor machine that provides of Fig. 1 embodiment of the present invention.As can be seen from Figure 1, the fan motor machine that the embodiment of the present invention provides mainly comprises blower motor (s1), frequency variator (s2) and temperature detection part (s3), due in the fan motor machine that the embodiment of the present invention provides, blower motor is electrically connected with frequency variator, frequency variator is electrically connected with temperature detection part, temperature detection part can testing environment temperature, temperature signal sends frequency variator to electrical signal, after frequency variator receives above-mentioned signal, the rotating speed of blower motor is regulated by changing power supply frequency, then regulate the air output size of blower fan, the rotating speed of blower motor can improve along with the rising of ambient temperature.The rotating speed of blower motor can environmentally temperature and own load regulate, and when use contactor or relay, blower motor only has the situation of a rotating speed than before, and blower motor has saved electric energy after adopting Frequency Converter Control widely.
And frequency variator is when going wrong, the fan motor machine that can send alarm signal or the embodiment of the present invention provides sends acoustooptic alarm signal, reminds operator on duty to carry out corresponding inspection, to guarantee blower motor safe operation.
And also a temperature threshold can be set to temperature detection part, when the threshold value is exceeded, the device that temperature detection part connects can send overtemperature alarm signal, or temperature detection part self produces overtemperature alarm signal, temperature detection part can also carry out Temperature displaying, reminds operator to note.
On frequency variator, potentiometer can be installed, when maintenance, debugging or commutator surface set up patina etc., need blower motor rotating speed artificially to timing, system can be made to be in manual mode, adopt potentiometer to carry out manual tune.
Can be provided with the temperature detecting resistance of the staor winding for connecting cooled motor on temperature detection part, temperature detecting resistance is PT100 temperature transducer, can certainly be the temperature detecting resistance of other types.Temperature detecting resistance can detect the winding temperature of cooled motor as the detection unit of frequency converter timing system, thus the rotating speed controlling blower motor according to the temperature of winding regulates with the automatic smoothing completing air output, makes blower motor be in optimum output power state.
Can be parallel with auxiliary reclay with frequency variator in circuit, when frequency variator breaks down, auxiliary reclay can play a role, and ensures the normal operation of blower motor.
Frequency variator can adopt the MM430 frequency variator of Siemens, the MM430 frequency variator of Siemens, is applicable to the application of multiple frequency conversion drive.Its flexibility makes it to have application area very widely.It is particularly suitable for using together with blower fan with industrial pump, and it is the performance of guiding and wieldy characteristic that this frequency variator has with user.And Siemens MM430 frequency variator CE/operator panel and communication module are easy to change.
The model of temperature detection part can be E5CZ-C2MT.
Due in the operation of rolling, the frequency variator used or temperature detection part more than certainly, is provided in the terminal figure of right volume frequency variator and the right volume temperature detection part used in 2800 cold rolling right volume fan motor machines below.
As shown in Figure 2, the terminal figure of the right volume frequency variator of fan motor machine that provides for the embodiment of the present invention of Fig. 2.1,2,3 and 4 connecting terminals of right volume frequency variator are connected to RT61 temperature detecting resistance as can be seen from Figure 2,5,6 and 9 connecting terminals are connected to automatic speed regulation and manual governing shelves, 10 and 11 terminals are analog output end, and 19 and 20 terminals are failure output terminal, and 24 and 25 is the ready end of right volume frequency variator.
As shown in Figure 3, the terminal figure of the right volume temperature detection part of fan motor machine that provides for the embodiment of the present invention of Fig. 3.In Fig. 3,1 and 2 terminals of temperature detection part are analog output end, and 3,4 and 5 connecting terminals are connected to temperature detecting resistance PT1, and 7 and 8 is failure output terminal, and 9 and 10 for connecting power end.
Above fan motor machine provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and mode of execution, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (7)
1. a fan motor machine, comprises blower motor, it is characterized in that, also comprises:
Temperature detection part, gathers the temperature of environment;
Frequency variator, is all electrically connected with described temperature detection part and described blower motor, and improves the rotating speed of described blower motor with the rising of ambient temperature.
2. fan motor machine as claimed in claim 1, is characterized in that, described frequency variator is provided with potentiometer.
3. fan motor machine as claimed in claim 1, is characterized in that, described temperature detection part being provided with the temperature detecting resistance of the staor winding for connecting cooled motor.
4. fan motor machine as claimed in claim 3, it is characterized in that, described temperature detecting resistance is PT100 temperature transducer.
5. fan motor machine as claimed in claim 1, it is characterized in that, described frequency variator is parallel with auxiliary reclay.
6. fan motor machine as claimed in claim 1, it is characterized in that, described frequency variator is the MM430 frequency variator of Siemens.
7. the fan motor machine as described in claim 1-6, is characterized in that, the model of described temperature detection part is E5CZ-C2MT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410764951.6A CN104481908A (en) | 2014-12-11 | 2014-12-11 | Fan motor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410764951.6A CN104481908A (en) | 2014-12-11 | 2014-12-11 | Fan motor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104481908A true CN104481908A (en) | 2015-04-01 |
Family
ID=52756490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410764951.6A Pending CN104481908A (en) | 2014-12-11 | 2014-12-11 | Fan motor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104481908A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807181A (en) * | 2015-04-15 | 2015-07-29 | 柳州凯通机械有限公司 | Control method for air heater |
| CN109931288A (en) * | 2019-04-22 | 2019-06-25 | 苏州市职业大学 | A kind of blower stepless speed controller |
| CN111005889A (en) * | 2019-11-06 | 2020-04-14 | 中水淮河规划设计研究有限公司 | Intelligent pump station main motor pit ventilation adjusting system and ventilation adjusting method |
| CN112383190A (en) * | 2020-10-29 | 2021-02-19 | 青岛中加特电气股份有限公司 | Frequency conversion all-in-one machine and manufacturing method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56101089A (en) * | 1980-01-18 | 1981-08-13 | Hitachi Ltd | Speed control circuit of blower |
| FR2632362A1 (en) * | 1988-06-03 | 1989-12-08 | Thomson Csf | Autonomous ventilation device with speed switching |
| CN2670983Y (en) * | 2003-11-19 | 2005-01-12 | 北京乐普四方科技发展有限公司 | Intelligent electric power-saving apparatus |
| CN101013834A (en) * | 2007-01-30 | 2007-08-08 | 中国空气动力研究与发展中心低速空气动力研究所 | Ventilation cooling system of high-power motor |
| CN201318306Y (en) * | 2008-12-19 | 2009-09-30 | 河南奥鑫合金有限公司 | Automatic frequency-changing speed-regulating system of electric stove environmental-protection dust-removing blower |
| CN201699651U (en) * | 2010-01-26 | 2011-01-05 | 连云港万禾科技有限公司 | Energy-saving equipment for AC motor |
| CN202326332U (en) * | 2011-11-15 | 2012-07-11 | 山东六和集团有限公司 | Control device for cooling fan |
| CN204476821U (en) * | 2014-12-11 | 2015-07-15 | 西南铝业（集团）有限责任公司 | A kind of blower motor system |
-
2014
- 2014-12-11 CN CN201410764951.6A patent/CN104481908A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56101089A (en) * | 1980-01-18 | 1981-08-13 | Hitachi Ltd | Speed control circuit of blower |
| FR2632362A1 (en) * | 1988-06-03 | 1989-12-08 | Thomson Csf | Autonomous ventilation device with speed switching |
| CN2670983Y (en) * | 2003-11-19 | 2005-01-12 | 北京乐普四方科技发展有限公司 | Intelligent electric power-saving apparatus |
| CN101013834A (en) * | 2007-01-30 | 2007-08-08 | 中国空气动力研究与发展中心低速空气动力研究所 | Ventilation cooling system of high-power motor |
| CN201318306Y (en) * | 2008-12-19 | 2009-09-30 | 河南奥鑫合金有限公司 | Automatic frequency-changing speed-regulating system of electric stove environmental-protection dust-removing blower |
| CN201699651U (en) * | 2010-01-26 | 2011-01-05 | 连云港万禾科技有限公司 | Energy-saving equipment for AC motor |
| CN202326332U (en) * | 2011-11-15 | 2012-07-11 | 山东六和集团有限公司 | Control device for cooling fan |
| CN204476821U (en) * | 2014-12-11 | 2015-07-15 | 西南铝业（集团）有限责任公司 | A kind of blower motor system |
Non-Patent Citations (1)
| Title |
|---|
| 陈浩: "三相异步电动机变频改造应用", 《科技成果纵横》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807181A (en) * | 2015-04-15 | 2015-07-29 | 柳州凯通机械有限公司 | Control method for air heater |
| CN109931288A (en) * | 2019-04-22 | 2019-06-25 | 苏州市职业大学 | A kind of blower stepless speed controller |
| CN111005889A (en) * | 2019-11-06 | 2020-04-14 | 中水淮河规划设计研究有限公司 | Intelligent pump station main motor pit ventilation adjusting system and ventilation adjusting method |
| CN112383190A (en) * | 2020-10-29 | 2021-02-19 | 青岛中加特电气股份有限公司 | Frequency conversion all-in-one machine and manufacturing method thereof |
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Application publication date: 20150401 |