CN107314507A - Blower control method and device - Google Patents
Blower control method and device Download PDFInfo
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- CN107314507A CN107314507A CN201710598986.0A CN201710598986A CN107314507A CN 107314507 A CN107314507 A CN 107314507A CN 201710598986 A CN201710598986 A CN 201710598986A CN 107314507 A CN107314507 A CN 107314507A
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- air
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- floor
- blast
- fume extractor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/18—Details or features not otherwise provided for combined with domestic apparatus
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention provides a kind of blower control method and device, methods described includes：Obtain the facility information for being arranged at the on-off state information of the fume extractor of multiple floor air inlets and the fume extractor in flue；When there is the fume extractor in open state, determined to discharge the target blast and target air volume of flue gas in the flue according to the facility information of the fume extractor in open state；According to the target blast and the target air volume, determine to be arranged at the target frequency of the blower fan of floss hole using default air pressure air flow curve；Control signal is sent to frequency converter, so that the frequency converter drives the blower fan work according to the target frequency, and then discharge the flue gas discharged in the flue by the fume extractor, reach that the working frequency of blower fan is adjusted with the change of air quantity and blast in flue, match the demand and output of blast and air quantity, save the energy, the good technique effect of smoke discharging effect.
Description
Technical field
The present invention relates to center air purification system technique field, more particularly, to a kind of blower control method and device.
Background technology
High residential building common design has common flue, and the oil smoke in the same position premises kitchen per floor is all by oil
Cigarette machine is discharged into common flue, then in the presence of the blower fan of common flue floss hole is installed on, by common flue in roof
Outlet is entered in atmospheric environment.
However, operationally the ventilation of output can have mismatch to the blower fan in center air cleaning system with exhaust smoke level
The problem of, culinary art low peak period, when blower fan output ventilation be more than exhaust smoke level to be discharged when, may production capacity surplus, make
Into energy waste；In culinary art peak period, the lampblack absorber of each floor is all actively discharged fume by the blower fan carried into common flue,
Cumulative stress is very big in common flue, and the ventilation of blower fan output is less than exhaust smoke level to be discharged, causes the lampblack absorber in use
Smoke discharging effect be deteriorated.
The content of the invention
In view of this, it is an object of the invention to provide a kind of blower control method and device, to alleviate in the prior art
Operationally the ventilation of output can have unmatched technical problem to the blower fan of presence with exhaust smoke level.
In a first aspect, the embodiments of the invention provide a kind of blower control method, including：
Acquisition is arranged at the on-off state information of the fume extractor of multiple floor air inlets and the smoke evacuation in flue and set
Standby facility information；
When there is the fume extractor in open state, according to setting for the fume extractor in open state
Standby information determines the target blast and target air volume of flue gas in the discharge flue；
According to the target blast and the target air volume, determine to be arranged at floss hole using default air pressure air flow curve
Blower fan target frequency；
Control signal is sent to frequency converter, so that the frequency converter drives the blower fan work according to the target frequency,
And then discharge the flue gas discharged in the flue by the fume extractor.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the first of first aspect, wherein, institute
Stating method also includes：
Record the test blast produced when the blower fan works under a variety of test frequencies in the flue and test wind
Amount；
For every kind of test frequency, air pressure air flow curve is drawn according to the test blast and the test air quantity.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of second of first aspect, wherein, institute
State according to the target blast and the target air volume, determine to be arranged at the blower fan of floss hole using default air pressure air flow curve
Target frequency, including：
In multiple air pressure air flow curves, it is determined that multiple test blast corresponding with the target air volume；
The deviation between each test blast and the target blast in multiple test blast is calculated respectively；
It is determined that calculating the air pressure air flow curve where the test blast for the deviation for obtaining minimum；
Test frequency corresponding with the air pressure air flow curve where the test blast is defined as the target frequency.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the third of first aspect, wherein, institute
State according to the target blast and the target air volume, determine to be arranged at the blower fan of floss hole using default air pressure air flow curve
Target frequency, including：
In multiple air pressure air flow curves, it is determined that multiple test air quantity corresponding with the target blast；
The deviation between each test air quantity and the target air volume in multiple test air quantity is calculated respectively；
It is determined that calculating the air pressure air flow curve where the test air quantity for the deviation for obtaining minimum；
Test frequency corresponding with the air pressure air flow curve where the test air quantity is defined as the target frequency.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 4th of first aspect kind, wherein, institute
Stating facility information includes mount message, compressor flow information and blower pressure information；
The basis is in the facility information of the fume extractor of open state and determines flue gas in the discharge flue
Target blast and target air volume, including：
According to the mount message determine in open state each fume extractor where floor air inlet with
The distance between described blower fan；
Determined to discharge the coefficient of wind pres and air volume coefficient of flue gas by the fume extractor of each floor according to the distance；
According to the coefficient of wind pres, the air volume coefficient, the compressor flow information and the blower pressure information, calculate
The fume extractor of each floor discharges the floor blast and floor air quantity of flue gas；
By the floor blast of each floor and be defined as the target blast, by the floor air quantity and true of each floor
It is set to the target air volume.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 5th of first aspect kind, wherein, institute
Stating facility information includes being arranged at the wind pressure measurement information and air quantity sensing of the wind pressure sensor collection of each floor air inlet
The air measuring information of device collection；
The basis is in the facility information of the fume extractor of open state and determines flue gas in the discharge flue
Target blast and target air volume, including：
The fume extractor of floor discharges the building of flue gas according to where the wind pressure measurement information determines the wind pressure sensor
Layer blast, the fume extractor of floor discharges the floor wind of flue gas where the air measuring information determines the air flow sensor
Amount；
By the floor blast of each floor and be defined as the target blast, by the floor air quantity and true of each floor
It is set to the target air volume.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 6th of first aspect kind, wherein, institute
State acquisition and be arranged at the on-off state information of fume extractor of multiple floor air inlets and setting for the fume extractor in flue
Standby information, including：
Information acquisition request signal is sent to the fume extractor of multiple floor air inlets；
Receive multiple fume extractors and the answer signal that request signal is sent, the response letter are obtained according to the state
The on-off state information and facility information are comprised at least in number.
Second aspect, the embodiment of the present invention also provides a kind of fan controller, including：Wireless module, main control module, change
Frequency device, blower fan and power supply module；
The wireless module, request signal is obtained for sending state to the fume extractor of multiple floor air inlets, and,
Receive to comprise at least in the answer signal that fume extractor is sent, the answer signal and be arranged at multiple floor air inlets in flue
The on-off state information and facility information of fume extractor；
The main control module, for determining that discharge is described according to the facility information of the fume extractor in open state
The target blast and target air volume of flue gas, according to the target blast and the target air volume, utilize default blast in flue
Generator volume curve determines to be arranged at the target frequency of the blower fan of floss hole, to frequency converter transmission control signal；
The frequency converter, for driving the blower fan work according to the target frequency, and then discharge in the flue by
The flue gas of the fume extractor discharge；
The power supply module, for being powered for wireless module, main control module, frequency converter and blower fan.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of the first of second aspect, wherein, also
Including：Electro Magnetic Compatibility EMC devices, it is multiple to be installed on floor air inlet wind pressure sensor and multiple be installed on floor air inlet
Locate air flow sensor；
The Electro Magnetic Compatibility EMC devices are used to filter out electromagnetic interference for the frequency converter；
The wind pressure sensor is connected with the main control module, for the floor gathered to the main control module
The wind pressure measurement information of air inlet；
The air flow sensor is connected with the main control module, for the floor gathered to the main control module
The air measuring information of air inlet.
The third aspect, the embodiment of the present invention also provides a kind of meter for the non-volatile program code that can perform with processor
Calculation machine computer-readable recording medium, described program code makes the method described in the above-mentioned first aspect of the computing device.
The embodiment of the present invention brings following beneficial effect：The embodiment of the present invention is arranged at multiple buildings in flue by obtaining
The on-off state information and the facility information of the fume extractor of the fume extractor of layer air inlet；Open state is in when existing
The fume extractor when, determined to discharge cigarette in the flue according to the facility information of the fume extractor in open state
The target blast and target air volume of gas；It is bent using default air pressure air flow further according to the target blast and the target air volume
Line determines to be arranged at the target frequency of the blower fan of floss hole；Finally control signal can be sent to frequency converter, so that the frequency conversion
Device drives the blower fan work according to the target frequency, and then discharges the cigarette discharged in the flue by the fume extractor
Gas.
The embodiment of the present invention can determine that blower fan is needed according to the open state of each floor air inlet fume extractor in flue
The target blast and target air volume of output are wanted, and then determines to be arranged at the mesh of the blower fan of floss hole using default air pressure air flow curve
Frequency is marked, blower fan work is then controlled in specific frequency, so that blower fan discharges what is discharged in the flue by the fume extractor
Flue gas, the embodiment of the present invention can be such that the working frequency of blower fan is adjusted with the change of air quantity and blast in flue, blower fan production
The blast and air quantity gone out is adjusted therewith, matches the demand and output of blast and air quantity, saves the energy, and smoke discharging effect is good.
Other features and advantages of the present invention will be illustrated in the following description, also, partly be become from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and obtained in accompanying drawing.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of a kind of flow chart of blower control method provided in an embodiment of the present invention；
Fig. 2 is the air pressure air flow curve shown in an exemplary embodiment of the invention；
Fig. 3 is a kind of another flow chart of blower control method provided in an embodiment of the present invention；
The flow chart that Fig. 4 is step S203 in Fig. 3；
Fig. 5 is a kind of structure chart of fan controller provided in an embodiment of the present invention.
Icon：11- wireless modules；12- main control modules；13- frequency converters；14- blower fans；15- power supply modules.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Technical scheme be clearly and completely described, it is clear that described embodiment is a part of embodiment of the invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
At present, operationally the ventilation of output can have mismatch to the blower fan in center air cleaning system with exhaust smoke level
The problem of, for example：When blower fan output ventilation be more than exhaust smoke level to be discharged when, may production capacity surplus, cause the energy wave
Take；In culinary art peak period, the lampblack absorber of each floor is all actively discharged fume by the blower fan carried into common flue, common flue
Interior cumulative stress is very big, and the ventilation of blower fan output is less than exhaust smoke level to be discharged, causes the smoke evacuation effect of the lampblack absorber in use
Fruit is deteriorated, and based on this, a kind of blower control method and device provided in an embodiment of the present invention can be according to each floors in flue
The open state of air inlet fume extractor, determines that blower fan needs the target blast and target air volume of output, and then utilize default wind
Pressure generator volume curve determination is arranged at the target frequency of the blower fan of floss hole, blower fan work is then controlled in specific frequency, so that wind
Machine discharges the flue gas discharged in the flue by the fume extractor, the embodiment of the present invention can make the working frequency of blower fan with
The change of air quantity and blast in flue and adjust, the blast and air quantity of blower fan output are adjusted therewith, make the demand of blast and air quantity
With output matching, the energy is saved, and smoke discharging effect is good.
For ease of understanding the present embodiment, a kind of blower control method disclosed in the embodiment of the present invention is entered first
Row is discussed in detail, in the main control module that can apply to fan controller described in following Example, in embodiments of the present invention,
As shown in figure 1, methods described can include it is following pre- the step of first carry out.
In step S101, the test wind produced when the blower fan works under a variety of test frequencies in the flue is recorded
Pressure and test air quantity.
In this step, fan operation can be made under a variety of test frequencies, and measured under different test frequencies, blower fan
In the test blast and test air quantity of flue air inlet.
In step S102, for every kind of test frequency, wind is drawn according to the test blast and the test air quantity
Press generator volume curve.
As shown in Fig. 2 in being the air pressure air flow curve shown in an exemplary embodiment of the invention, Fig. 2, abscissa represents wind
Amount, ordinate represents blast, a plurality of curve represent respectively blower fan be operated in respectively 25Hz, 30Hz, 35Hz, 40Hz, 45Hz and
The fan delivery curve drawn under 50Hz frequency.
When carrying out air-blower control in actual applications, as shown in figure 3, may refer to following steps.
In step s 201, the on-off state information for being arranged at the fume extractor of multiple floor air inlets in flue is obtained
And the facility information of the fume extractor.
In embodiments of the present invention, flue can refer to the common flue of high residential building, and fume extractor can refer to lampblack absorber etc.,
Floor air inlet is used for exhaust outlet of the lampblack absorber to chimney meatus transmitting smoke, and each floor air inlet can access at least one lampblack absorber
Oil extraction mouth, the on-off state of fume extractor can at the time of needing main control module actively to fume extractor or management
Personnel obtain, and can also receive and be installed on what state monitoring apparatus on fume extractor was sent in advance, and state monitoring apparatus can be with
Main control module is wirelessly sent to after the on-off state of fume extractor is automatically detected；It can also be that resident family is using
It is manually pressed by during fume extractor after state monitoring apparatus, state monitoring apparatus is wirelessly sent etc..Facility information can be with
Refer to lampblack absorber and positional information, the exhaust air rate of the smoke evacuation of lampblack absorber and blast of floor etc. are installed.
In this step, acquisition of information can be sent to the fume extractor of multiple floor air inlets with main control module
Request signal, then receives multiple fume extractors and obtains the answer signal that request signal is sent according to the state, described
The on-off state information and facility information are comprised at least in answer signal.
In step S202, when there is the fume extractor in open state, according to the institute in open state
The facility information for stating fume extractor determines the target blast and target air volume of flue gas in the discharge flue.
In embodiments of the present invention, the facility information includes mount message, compressor flow information and blower pressure information；
The step S202, comprises the following steps.
According to the mount message determine in open state each fume extractor where floor air inlet with
The distance between described blower fan.Because the floor height of building is fixed, it is assumed that every layer of flue air inlet is arranged at same height
Degree, then the distance between flue air inlet and blower fan per floor can be obtained by calculating.
Determined to discharge the coefficient of wind pres and air volume coefficient of flue gas by the fume extractor of each floor according to the distance.Due to
The general only one of which of common flue is located at the outlet of roof, and this design feature causes flue internal pressure to be incremented by from top to bottom,
The position pressure of high-storey is smaller, and the position pressure of lowrise layer is larger, therefore in actual applications, can be according to floor air inlet
Coefficient of wind pres and air volume coefficient are highly set.
According to the coefficient of wind pres, the air volume coefficient, the compressor flow information and the blower pressure information, calculate
The fume extractor of each floor discharges the floor blast and floor air quantity of flue gas.For each floor, coefficient of wind pres can be multiplied
The floor blast of the floor is obtained with blower pressure information, air volume coefficient is multiplied by compressor flow information, the building of the floor is obtained
Layer air quantity.
By the floor blast of each floor and be defined as the target blast, by the floor air quantity and true of each floor
It is set to the target air volume.
In another embodiment of the present invention, the blast that the facility information includes being arranged at each floor air inlet is passed
The wind pressure measurement information of sensor collection and the air measuring information of air flow sensor collection；The step S202, can include with
Lower step.
The fume extractor of floor discharges the building of flue gas according to where the wind pressure measurement information determines the wind pressure sensor
Layer blast, the fume extractor of floor discharges the floor wind of flue gas where the air measuring information determines the air flow sensor
Amount；
By the floor blast of each floor and be defined as the target blast, by the floor air quantity and true of each floor
It is set to the target air volume.
It is true using default air pressure air flow curve according to the target blast and the target air volume in step S203
Surely it is arranged at the target frequency of the blower fan of floss hole.
It can determine whether fume extractor is currently in open state according to switch machine information, as many be connected with flue
When there is the fume extractor of open state in fume extractor, as shown in figure 4, step S203 may comprise steps of.
Step S2031, in multiple air pressure air flow curves, it is determined that multiple test wind corresponding with the target air volume
Pressure.
Such as Fig. 2, a longitudinal straight line by target air volume can be drawn first, and this longitudinal straight line is in each air pressure air flow
Multiple abscissas can be formed on curve identical (abscissa is target air volume), the different intersection point of ordinate, the vertical seat of these intersection points
Mark is multiple test blast corresponding with target air volume, it is assumed that target blast is 505, and target air volume is 2200, then in Fig. 2
In, obtained multiple test blast are respectively 545,529,510,495,475 and 458.
Step S2032, calculate respectively it is multiple it is described test blast in each test blast and the target blast between
Deviation.
Step S2033, it is determined that calculating the air pressure air flow curve where the test blast for the deviation for obtaining minimum.
For example, because target blast is 505, the deviation between test blast 510 and 505 is minimum, then can determine 505
The air pressure air flow curve at place is air pressure air flow curve of the blower fan work under 40Hz.
Step S2034, test frequency corresponding with the air pressure air flow curve where the test blast is defined as described
Target frequency.40Hz is defined as target frequency.
Identical principle, in another embodiment of the present invention, step S203 are based on step S2031 and step S2034
It may comprise steps of.
In multiple air pressure air flow curves, it is determined that multiple test air quantity corresponding with the target blast；Count respectively
Calculate the deviation between each test air quantity and the target air volume in multiple test air quantity；Minimum is obtained it is determined that calculating
The deviation test air quantity where air pressure air flow curve；By with it is described test air quantity where air pressure air flow curve pair
The test frequency answered is defined as the target frequency.
Herein is in doing one in Fig. 2 by the horizontal linear at target blast, by horizontal linear and multiple air pressure air flows
Curve forms at least one intersection point, then selects the test air quantity minimum with target air volume deviation in the intersection point of formation again,
The frequency of air pressure air flow curve where the test air quantity of the selection is defined as target frequency.
In step S204, control signal is sent to frequency converter, so that the frequency converter drives according to the target frequency
The blower fan work, and then discharge the flue gas discharged in the flue by the fume extractor.
In another embodiment of the present invention, as shown in figure 5, a kind of fan controller is also provided, including：Wireless module
11st, main control module 12, frequency converter 13, blower fan 14 and power supply module 15；
The wireless module 11, request letter is obtained for sending state to the fume extractor of multiple floor air inlets
Number, and, the answer signal that fume extractor is sent is received, comprises at least in the answer signal and is arranged at multiple floors in flue
The on-off state information and facility information of the fume extractor of air inlet；
The main control module 12, for determining the discharge cigarette according to the facility information of the fume extractor in open state
The target blast and target air volume of flue gas in road, according to the target blast and the target air volume, utilize default blast wind
Amount curve determines to be arranged at the target frequency of the blower fan of floss hole, to frequency converter transmission control signal；
The frequency converter 13, for driving the blower fan 14 to work according to the target frequency, and then discharges the flue
The interior flue gas discharged by the fume extractor；
The power supply module 15, for being powered for wireless module, main control module, frequency converter and blower fan.
In another embodiment of the present invention, fan controller also includes：Electro Magnetic Compatibility EMC devices, multiple installations
In floor air inlet wind pressure sensor and multiple it is installed on floor air inlet air flow sensor；
The Electro Magnetic Compatibility EMC devices are used to filter out electromagnetic interference for the frequency converter；
The wind pressure sensor is connected with the main control module, for the floor gathered to the main control module
The wind pressure measurement information of air inlet；
The air flow sensor is connected with the main control module, for the floor gathered to the main control module
The air measuring information of air inlet.
The technique effect and preceding method embodiment phase of the device that the embodiment of the present invention is provided, its realization principle and generation
Together, to briefly describe, device embodiment part does not refer to part, refers to corresponding contents in preceding method embodiment.
In another embodiment of the present invention, a kind of non-volatile program code that can perform with processor is also provided
Computer-readable medium, described program code makes the method described in the computing device above method embodiment.
Blower control method and the computer program product of device that the embodiment of the present invention is provided, including store program
The computer-readable recording medium of code, the instruction that described program code includes can be used for performing described in previous methods embodiment
Method, implement can be found in embodiment of the method, will not be repeated here.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description
With the specific work process of device, the corresponding process in preceding method embodiment is may be referred to, be will not be repeated here.
In addition, in the description of the embodiment of the present invention, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
If the function is realized using in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Understood based on such, technical scheme is substantially in other words
The part contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are to cause a computer equipment (can be individual
People's computer, server, or network equipment etc.) perform all or part of step of each of the invention embodiment methods described.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
Finally it should be noted that：Embodiment described above, is only the embodiment of the present invention, to illustrate the present invention
Technical scheme, rather than its limitations, protection scope of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those within the art that：Any one skilled in the art
The invention discloses technical scope in, it can still modify to the technical scheme described in previous embodiment or can be light
Change is readily conceivable that, or equivalent substitution is carried out to which part technical characteristic；And these modifications, change or replacement, do not make
The essence of appropriate technical solution departs from the spirit and scope of technical scheme of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
1. a kind of blower control method, it is characterised in that including：
Obtain and be arranged at the on-off state information of the fume extractor of multiple floor air inlets and the fume extractor in flue
Facility information；
When there is the fume extractor in open state, believed according to the equipment of the fume extractor in open state
Breath determines the target blast and target air volume of flue gas in the discharge flue；
According to the target blast and the target air volume, determine to be arranged at the wind of floss hole using default air pressure air flow curve
The target frequency of machine；
Control signal is sent to frequency converter, so that the frequency converter drives the blower fan work according to the target frequency, and then
Discharge the flue gas discharged in the flue by the fume extractor.
2. blower control method according to claim 1, it is characterised in that methods described also includes：
Record the test blast produced when the blower fan works under a variety of test frequencies in the flue and test air quantity；
For every kind of test frequency, air pressure air flow curve is drawn according to the test blast and the test air quantity.
3. blower control method according to claim 2, it is characterised in that described according to the target blast and the mesh
Air quantity is marked, determines to be arranged at the target frequency of the blower fan of floss hole using default air pressure air flow curve, including：
In multiple air pressure air flow curves, it is determined that multiple test blast corresponding with the target air volume；
The deviation between each test blast and the target blast in multiple test blast is calculated respectively；
It is determined that calculating the air pressure air flow curve where the test blast for the deviation for obtaining minimum；
Test frequency corresponding with the air pressure air flow curve where the test blast is defined as the target frequency.
4. blower control method according to claim 2, it is characterised in that described according to the target blast and the mesh
Air quantity is marked, determines to be arranged at the target frequency of the blower fan of floss hole using default air pressure air flow curve, including：
In multiple air pressure air flow curves, it is determined that multiple test air quantity corresponding with the target blast；
The deviation between each test air quantity and the target air volume in multiple test air quantity is calculated respectively；
It is determined that calculating the air pressure air flow curve where the test air quantity for the deviation for obtaining minimum；
Test frequency corresponding with the air pressure air flow curve where the test air quantity is defined as the target frequency.
5. the blower control method according to claim 3 or 4, it is characterised in that the facility information include mount message,
Compressor flow information and blower pressure information；
The basis is in the target that the facility information of the fume extractor of open state determines flue gas in the discharge flue
Blast and target air volume, including：
According to the mount message determine in open state each fume extractor where floor air inlet with it is described
The distance between blower fan；
Determined to discharge the coefficient of wind pres and air volume coefficient of flue gas by the fume extractor of each floor according to the distance；
According to the coefficient of wind pres, the air volume coefficient, the compressor flow information and the blower pressure information, calculate each
The fume extractor of floor discharges the floor blast and floor air quantity of flue gas；
By the floor blast of each floor and be defined as the target blast, by the floor air quantity of each floor and be defined as
The target air volume.
6. the blower control method according to claim 3 or 4, it is characterised in that the facility information includes being arranged at respectively
The wind pressure measurement information of the wind pressure sensor collection of individual floor air inlet and the air measuring information of air flow sensor collection；
The basis is in the target that the facility information of the fume extractor of open state determines flue gas in the discharge flue
Blast and target air volume, including：
The fume extractor of floor discharges the floor wind of flue gas according to where the wind pressure measurement information determines the wind pressure sensor
Pressure, the fume extractor of floor discharges the floor air quantity of flue gas where the air measuring information determines the air flow sensor；
By the floor blast of each floor and be defined as the target blast, by the floor air quantity of each floor and be defined as
The target air volume.
7. the blower control method according to claim 3 or 4, it is characterised in that the acquisition is arranged at multiple in flue
The on-off state information of the fume extractor of floor air inlet and the facility information of the fume extractor, including：
Information acquisition request signal is sent to the fume extractor of multiple floor air inlets；
Multiple fume extractors are received to be obtained in the answer signal that request signal is sent, the answer signal according to the state
Including at least the on-off state information and facility information.
8. a kind of fan controller, it is characterised in that including：Wireless module, main control module, frequency converter, blower fan and power supply mould
Block；
The wireless module, request signal is obtained for sending state to the fume extractor of multiple floor air inlets, and, receive
The smoke evacuation for being arranged at multiple floor air inlets in flue is comprised at least in the answer signal that fume extractor is sent, the answer signal
The on-off state information and facility information of equipment；
The main control module, for determining the discharge flue according to the facility information of the fume extractor in open state
The target blast and target air volume of interior flue gas, according to the target blast and the target air volume, utilize default air pressure air flow
Curve determines to be arranged at the target frequency of the blower fan of floss hole, to frequency converter transmission control signal；
The frequency converter, for driving the blower fan work according to the target frequency, and then is discharged in the flue by described
The flue gas of fume extractor discharge；
The power supply module, for being powered for wireless module, main control module, frequency converter and blower fan.
9. fan controller according to claim 8, it is characterised in that also include：Electro Magnetic Compatibility EMC devices are more
It is individual to be installed on floor air inlet wind pressure sensor and multiple be installed on floor air inlet air flow sensor；
The Electro Magnetic Compatibility EMC devices are used to filter out electromagnetic interference for the frequency converter；
The wind pressure sensor is connected with the main control module, for the floor air intake gathered to the main control module
Wind pressure measurement information at mouthful；
The air flow sensor is connected with the main control module, for the floor air intake gathered to the main control module
Air measuring information at mouthful.
10. a kind of computer-readable medium for the non-volatile program code that can perform with processor, it is characterised in that described
Program code makes any methods describeds of claim 1-4 described in the computing device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710598986.0A CN107314507B (en) | 2017-07-20 | 2017-07-20 | Blower control method and device |
| PCT/CN2018/095658 WO2019015534A1 (en) | 2017-07-20 | 2018-07-13 | Smoke ventilation device, air volume and check valve control method, bidirectional wireless communication method, and computer readable medium |
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|---|---|---|---|
| CN201710598986.0A CN107314507B (en) | 2017-07-20 | 2017-07-20 | Blower control method and device |
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| CN107314507A true CN107314507A (en) | 2017-11-03 |
| CN107314507B CN107314507B (en) | 2019-08-23 |
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