CN114543140A - Air volume control method and device of kitchen and bathroom exhaust system - Google Patents

Air volume control method and device of kitchen and bathroom exhaust system Download PDF

Info

Publication number
CN114543140A
CN114543140A CN202210178648.2A CN202210178648A CN114543140A CN 114543140 A CN114543140 A CN 114543140A CN 202210178648 A CN202210178648 A CN 202210178648A CN 114543140 A CN114543140 A CN 114543140A
Authority
CN
China
Prior art keywords
kitchen
target
toilet
air
preset
Prior art date
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.)
Granted
Application number
CN202210178648.2A
Other languages
Chinese (zh)
Other versions
CN114543140B (en
Inventor
任富佳
李富强
李明
张建平
陈晓伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Robam Appliances Co Ltd
Original Assignee
Hangzhou Robam Appliances Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hangzhou Robam Appliances Co Ltd filed Critical Hangzhou Robam Appliances Co Ltd
Priority to CN202210178648.2A priority Critical patent/CN114543140B/en
Publication of CN114543140A publication Critical patent/CN114543140A/en
Application granted granted Critical
Publication of CN114543140B publication Critical patent/CN114543140B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/007—Ventilation with forced flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/30—Velocity
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Ventilation (AREA)
  • Fluid Mechanics (AREA)
  • Human Computer Interaction (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)

Abstract

The invention provides an air volume control method and device of a kitchen and bathroom exhaust system, which relate to the technical field of equipment control and comprise the following steps: after a first starting signal sent by a kitchen range hood in a building to be controlled and a second starting signal sent by a toilet ventilator are obtained, a first target air pressure of a target kitchen range hood and a second target air pressure of the target toilet ventilator are calculated by using preset parameters; determining a system power demand point based on the first target wind pressure, the second target wind pressure and preset parameters; based on the power demand point and the preset curve of the system, the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator are adjusted, so that the kitchen range hood and the toilet ventilator can exhaust air uniformly, and the technical problem that balance air exhaust of kitchens and toilets on all layers in a building is difficult to achieve in the prior art is solved.

Description

Air volume control method and device of kitchen and bathroom exhaust system
Technical Field
The invention relates to the technical field of equipment control, in particular to an air volume control method and device of a kitchen and bathroom exhaust system.
Background
The oil fume in the kitchen of the existing residential building is exhausted out of the roof through a common exhaust duct of the kitchen, the ventilation of the toilet is exhausted out of the roof through a common flue of the toilet, and the two sets of air exhaust modes are mutually independent. Kitchen exhaust smoke can be discharged through a range hood or centralized exhaust smoke, and exhaust air of a toilet has natural ventilation and a ventilator or centralized mechanical exhaust mode of the toilet.
However, the air exhaust mode has the problems that the balance air exhaust is carried out on kitchens and toilets at all floors in the residential building, so that the lower-layer air exhaust is not smooth and the odor is mixed during the peak period of use.
No effective solution has been proposed to the above problems.
Disclosure of Invention
In view of this, an object of the present invention is to provide an air volume control method for a kitchen and toilet exhaust system, so as to alleviate the technical problem that it is difficult to perform balanced exhaust for kitchens and toilets at each floor in a building in the prior art.
In a first aspect, an embodiment of the present invention provides an air volume control method for an exhaust system of a kitchen and a toilet, including: after a first starting signal sent by a kitchen range hood in a building to be controlled and a second starting signal sent by a toilet ventilator are obtained, calculating a first target air pressure of a target kitchen range hood and a second target air pressure of the target toilet ventilator by using preset parameters, wherein the target kitchen range hood is the kitchen range hood in the lowest floor of the building to be controlled in the kitchen range hood, the target toilet ventilator is the kitchen range hood in the lowest floor of the building to be controlled in the toilet ventilator, the first target air pressure is required when the air output of the target kitchen range hood is first preset air output, and the second target air pressure is required when the air output of the target toilet is second preset air output; determining a system power demand point based on the first target wind pressure, the second target wind pressure and the preset parameter, wherein the abscissa of the system power demand point is a third target wind pressure, the third target wind pressure is the larger target wind pressure of the first target wind pressure and the second target wind pressure, the ordinate of the system power demand point is a total wind volume, and the total wind volume is the sum of the wind volume of the kitchen range hood and the wind volume of the bathroom ventilator; adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator based on the system power demand point and a preset curve so as to enable the kitchen range hood and the toilet ventilator to exhaust air in a balanced manner, wherein the preset curve is a performance curve between air volume and air pressure corresponding to the maximum design working frequency of the host; wherein the preset parameters include: the volume of airing exhaust of predetermineeing of kitchen single family, the quantity of kitchen lampblack absorber, the floor that kitchen lampblack absorber located, the cross sectional dimension of the public flue in kitchen, the roughness of the public flue in kitchen, the quantity of bathroom ventilator, the volume of airing exhaust of predetermineeing of bathroom single family, the floor that the bathroom ventilator located, the cross sectional dimension of bathroom exhaust passage, first predetermine the volume of airing exhaust with the volume of airing exhaust is predetermine to the second.
Further, the preset parameters include: the system comprises a preset exhaust volume of a single kitchen household, the number of kitchen range hoods, the floor where the kitchen range hoods are located, the section size of a common kitchen flue, the roughness of the common kitchen flue, the number of toilet ventilators, the preset exhaust volume of the single toilet household, the floor where the toilet ventilators are located, the section size of a toilet exhaust passage, the first preset exhaust volume and the second preset exhaust volume; the calculation formula of the sum of the air exhaust volume of the kitchen range hood and the air exhaust volume of the toilet ventilator is Q0＝Qc×Mc+Qw×MwWherein Q is0The sum of the air exhaust volume of the kitchen range hood and the air exhaust volume of the toilet ventilator, QcFor the first preset exhaust air quantity, McNumber of kitchen ventilators, QwFor the second preset exhaust air quantity, MwNumber of said toilet ventilators.
Further, if system power demand point is located predetermine the inboard of curve, based on system power demand point and predetermine the curve, adjust kitchen flow distribution valve's that kitchen lampblack absorber corresponds degree of opening and shutting with the degree of opening and shutting of bathroom flow distribution valve that the bathroom ventilator corresponds includes: determining the actual operating frequency of the host corresponding to the system power demand point based on the preset curve; based on the actual operating frequency of host computer will the kitchen flow distribution valve's that kitchen lampblack absorber corresponds degree of opening and shutting of volume of first predetermineeing to exhaust the corresponding degree of opening and shutting of volume, and will the degree of opening and shutting of the bathroom flow distribution valve that the bathroom ventilator corresponds is adjusted extremely the second predetermines the degree of opening and shutting that the volume of exhausting corresponds, so that the volume of exhausting of kitchen lampblack absorber does the first volume of predetermineeing to exhaust, the volume of exhausting of bathroom ventilator does the second predetermines the volume of exhausting.
Further, if system power demand point is located predetermine the outside of curve, based on system power demand point with predetermine the curve, adjust kitchen flow distribution valve's that kitchen lampblack absorber corresponds degree of opening and shutting with the degree of opening and shutting of bathroom flow distribution valve that the bathroom ventilator corresponds includes:
determining the maximum operating frequency of the host corresponding to the system power demand point based on the preset curve so as to enable the host to operate at the corresponding maximum operating frequency of the host; determining a first target air exhaust volume corresponding to the third target air pressure when the host runs at the corresponding host maximum running frequency, and calculating a difference value between the total air volume and the first target air exhaust volume; and adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator based on the difference value and the preset parameters.
Further, if the working time of the kitchen and bathroom exhaust system is in a preset time period, based on the difference value and the preset parameter, the opening and closing degree of the kitchen flow distribution valve corresponding to the kitchen range hood and the opening and closing degree of the bathroom flow distribution valve corresponding to the bathroom ventilator are adjusted, including: adjusting the opening and closing degree of a toilet flow distribution valve corresponding to the toilet ventilator to the second preset opening and closing degree so as to enable the air exhaust volume of the toilet ventilator to be the second preset air exhaust volume; calculating a second target air exhaust volume of the single kitchen household based on the preset air exhaust volume of the single kitchen household, the number of the kitchen range hoods and the difference value; and adjusting a kitchen flow distribution valve corresponding to the kitchen range hood to the opening and closing degree corresponding to the second target exhaust air volume so that the exhaust air volume of the kitchen range hood is the second target exhaust air volume.
Further, if the working time of the kitchen and bathroom exhaust system is not within the preset time period, based on the difference value and the preset parameter, adjusting the opening degree of the kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of the bathroom flow distribution valve corresponding to the bathroom ventilator, including: adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood to the first preset opening degree so that the air exhaust amount of the kitchen range hood is the first preset air exhaust amount; calculating a third target air exhaust volume of the single toilet based on the preset air exhaust volume of the single kitchen user, the number of the ventilators of the single toilet and the difference value; and adjusting the toilet flow distribution valve corresponding to the toilet ventilator to the opening and closing degree corresponding to the third target air exhaust amount, so that the air exhaust amount of the toilet ventilator is the third target air exhaust amount.
Further, before calculating a first target air pressure of the target kitchen ventilator and a second target air pressure of the target toilet ventilator using preset parameters, the method further comprises: and controlling the opening of the kitchen air quantity master control valve and the toilet air quantity master control valve to a first preset angle, and controlling the opening of the target kitchen flow distribution valve and the target toilet flow distribution valve to a second preset angle.
In a second aspect, an embodiment of the present invention further provides an air volume control device for an exhaust system of a kitchen and a toilet, including: the kitchen ventilator is connected with the main exhaust pipe through a common kitchen exhaust passage, the kitchen flow distribution valve is arranged at the tail end of the kitchen ventilator and close to the joint of the common kitchen exhaust passage, the toilet flow distribution valve is arranged at the tail end of an air pipe of a range hood of the toilet and close to the common exhaust passage interface of the kitchen, and the induction detector is arranged at the air outlet of the toilet ventilator; the system comprises a host computer and a control module, wherein the host computer is used for calculating a first target air pressure of a target kitchen range hood and a second target air pressure of a target toilet ventilator by using preset parameters after acquiring a first starting signal sent by the kitchen range hood in a building to be controlled and a second starting signal sent by the toilet ventilator, the target kitchen range hood is a kitchen range hood at the lowest floor of the building to be controlled in the kitchen range hood, the target toilet ventilator is a kitchen range hood at the lowest floor of the building to be controlled in the toilet ventilator, the first target air pressure is required when the air output of the target kitchen range hood is a first preset air output, and the second target air pressure is required when the air output of the target toilet ventilator is a second preset air output; the host is used for determining a system power demand point based on the first target wind pressure, the second target wind pressure and the preset parameters, wherein the abscissa of the system power demand point is a third target wind pressure, the third target wind pressure is the larger target wind pressure of the first target wind pressure and the second target wind pressure, the ordinate of the system power demand point is a total wind volume, and the total wind volume is the sum of the wind volume of the kitchen range hood and the wind volume of the toilet ventilator; the host computer for based on system power demand point with predetermine the curve, adjust kitchen flow distribution valve's that the kitchen lampblack absorber corresponds degree of opening and bathroom flow distribution valve's that the bathroom ventilator corresponds degree of opening and closing, so that the kitchen lampblack absorber with the balanced air exhaust of bathroom ventilator, wherein, predetermine the curve for the host computer maximum design operating frequency correspond the amount of wind and the performance curve between the wind pressure.
Furthermore, the main machine is also used for providing power for the kitchen and bathroom exhaust system and purifying the gas in the kitchen and the bathroom.
Further, the kitchen air quantity master control valve is used for controlling the total flow of the kitchen common exhaust passage; and the main control valve of the air quantity of the toilet is used for controlling the total flow of the public exhaust passage of the toilet.
In the embodiment of the invention, after a first starting signal sent by a kitchen range hood in a building to be controlled and a second starting signal sent by a toilet ventilator are obtained, a first target air pressure of a target kitchen range hood and a second target air pressure of the target toilet ventilator are calculated by using preset parameters, wherein the target kitchen range hood is a kitchen range hood at the lowest floor of the building to be controlled in the kitchen range hoods, the target toilet ventilator is a kitchen range hood at the lowest floor of the building to be controlled in the toilet ventilator, the first target air pressure is required when the air output of the target kitchen range hood is a first preset air output, and the second target air pressure is required when the air output of the target toilet ventilator is a second preset air output; determining a system power demand point based on a first target air pressure, a second target air pressure and a preset parameter, wherein the abscissa of the system power demand point is a third target air pressure, the third target air pressure is the larger target air pressure of the first target air pressure and the second target air pressure, the ordinate of the system power demand point is a total air volume, and the total air volume is the sum of the air volume of a kitchen range hood and the air volume of a toilet ventilator; based on a system power demand point and a preset curve, adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator to enable the kitchen range hood and the toilet ventilator to exhaust air in a balanced manner, wherein the preset curve is a performance curve between air volume and air pressure corresponding to the maximum design working frequency of the host.
In the embodiment of the invention, by acquiring the starting number of the ventilators in the toilet and the starting number of the range hoods in the kitchen in real time, and combines the preset air exhaust volume of a single kitchen household, the number of kitchen range hoods, the floor where the kitchen range hoods are located, the section size of a common kitchen flue, the roughness of the common kitchen flue, the number of toilet ventilators, the preset air exhaust volume of a single toilet household, the floor where the toilet ventilators are located, the section size of a toilet exhaust passage, the first preset air exhaust volume, the second preset air exhaust volume and other parameters, the air exhaust volume of the kitchen range hood and the toilet ventilator on each floor of the building is adjusted in real time, the aim of balanced air exhaust of the kitchen and the toilet on each floor in the building is achieved, and then solved among the prior art and be difficult to carry out the technical problem of balanced airing exhaust to kitchen and bathroom at each layer in the building to realized having promoted the technological effect who is used for experiencing.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a flowchart of an air volume control method of an exhaust system of a kitchen and toilet according to an embodiment of the present invention;
fig. 2 is a schematic view of an air volume control device of an exhaust system of a kitchen and toilet according to an embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
according to an embodiment of the present invention, there is provided an embodiment of an air volume control method for a kitchen and bathroom exhaust system, it should be noted that the steps shown in the flowchart of the drawings may be executed in a computer system such as a set of computer executable instructions, and that although a logical order is shown in the flowchart, in some cases, the steps shown or described may be executed in an order different from that shown.
Fig. 1 is a flowchart of an air volume control method of a kitchen and bath exhaust system according to an embodiment of the present invention, as shown in fig. 1, the method includes the following steps:
step S102, after a first starting signal sent by a kitchen range hood in a building to be controlled and a second starting signal sent by a toilet ventilator are obtained, calculating a first target air pressure of a target kitchen range hood and a second target air pressure of the target toilet ventilator by using preset parameters, wherein the target kitchen range hood is a kitchen range hood in the lowest floor of the building to be controlled in the kitchen range hood, the target toilet ventilator is a kitchen range hood in the lowest floor of the building to be controlled in the toilet ventilator, the first target air pressure is required when the air output of the target kitchen range hood is a first preset air output, and the second target air pressure is required when the air output of the target toilet ventilator is a second preset air output;
step S104, determining a system power demand point based on the first target wind pressure, the second target wind pressure and the preset parameter, wherein the abscissa of the system power demand point is a third target wind pressure, the third target wind pressure is the larger target wind pressure of the first target wind pressure and the second target wind pressure, the ordinate of the system power demand point is a total wind volume, and the total wind volume is the sum of the exhaust volume of the kitchen range hood and the exhaust volume of the toilet ventilator;
step S106, adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator based on the system power demand point and a preset curve so as to enable the kitchen range hood and the toilet ventilator to exhaust air in a balanced manner, wherein the preset curve is a performance curve between air volume and air pressure corresponding to the maximum design working frequency of a host;
it should be noted that the preset parameters include: the volume of airing exhaust of predetermineeing of kitchen single family, the quantity of kitchen lampblack absorber, the floor that kitchen lampblack absorber located, the cross sectional dimension of the public flue in kitchen, the roughness of the public flue in kitchen, the quantity of bathroom ventilator, the volume of airing exhaust of predetermineeing of bathroom single family, the floor that the bathroom ventilator located, the cross sectional dimension of bathroom exhaust passage, first predetermine the volume of airing exhaust with the volume of airing exhaust is predetermine to the second.
In the embodiment of the invention, by acquiring the starting number of the ventilators in the toilet and the starting number of the range hoods in the kitchen in real time, and combines the preset air exhaust volume of a single kitchen household, the number of kitchen range hoods, the floor where the kitchen range hoods are located, the section size of a common kitchen flue, the roughness of the common kitchen flue, the number of toilet ventilators, the preset air exhaust volume of a single toilet household, the floor where the toilet ventilators are located, the section size of a toilet exhaust passage, the first preset air exhaust volume, the second preset air exhaust volume and other parameters, the air exhaust volume of the kitchen range hood and the toilet ventilator on each floor of the building is adjusted in real time, the aim of balanced air exhaust of the kitchen and the toilet on each floor in the building is achieved, and then solved among the prior art and be difficult to carry out the technical problem of balanced airing exhaust to kitchen and bathroom at each layer in the building to realized having promoted the technological effect who is used for experiencing.
In the embodiment of the present invention, the specific process of step S102 is as follows:
when the range hood is started, the kitchen flow distribution valve detects a starting signal of the range hood and sends the starting signal to the roof host, and the kitchen air quantity master control valve is opened (the opening degree is 90 degrees); meanwhile, the range hood (i.e., the target kitchen range hood) X which is started at the lowest layer in the detection systemjAnd opens its corresponding flow distributing valve angle to 90 deg.. Then, fitting the functional relation f according to the system working conditionc(Pc，Qc is provided with，Mc，Fci，ac，bc，Kc，Qw is provided with，Mw) [ kitchen single household preset exhaust volume Q ]c is provided withNumber M of kitchen ventilatorscFloor F where kitchen range hood is locatedciCross-sectional dimension a of the common flue of kitchenc×bcRoughness K of common flue in kitchencTotal exhaust volume (Q) of toilet exhaust ductw×Mw) Quantity M of toilet ventilatorswCalculating the first preset air quantity Q of the target kitchen range hoodcFirst target wind pressure P required by the timec。
When the ventilator of the toilet is started, the toilet flow distribution valve detects a starting signal of the ventilator and sends the starting signal to the roof host, and the toilet air quantity master control valve is opened (the opening degree is 90 degrees); meanwhile, the toilet ventilator that is turned on at the lowest level in the detection system (i.e., the target toilet ventilator)TjAnd opens its corresponding flow distributing valve angle to 90 deg.. Then, fitting the functional relation f according to the system working conditionw(Pw，Qc is provided with，Mc，Fwi，aw，bw，Kw，Qw is provided with，Mw) [ preset exhaust volume for single user in toilet ] Qw is provided withNumber M of kitchen ventilatorswFloor F where toilet ventilator is locatedwiSection size a of toilet exhaust ductw×bwRoughness K of toilet exhaust passagecTotal exhaust volume (Q) of kitchen exhaust ductc×Mc) Quantity M of kitchen ventilatorscCalculating the second preset exhaust air quantity Q of the ventilator of the target toiletwSecond target wind pressure P required by the timew。
In the embodiment of the present invention, the specific process of step S104 is as follows:
firstly, judging the magnitude between a first target wind pressure and a second target wind pressure, and determining the larger target wind pressure in the first target wind pressure and the second target wind pressure as the abscissa P of the power demand point of the system0。
Then, a calculation formula for calculating the sum of the air exhaust volume of the kitchen range hood and the air exhaust volume of the toilet ventilator is used as Q0＝Qc×Mc+Qw×MwAnd determining the sum of the exhaust volume of the kitchen range hood and the exhaust volume of the toilet ventilator as the ordinate of the power demand point of the system, wherein Q0The sum of the exhaust volume of the kitchen range hood and the exhaust volume of the toilet ventilator, QcFor the first preset exhaust air quantity, McNumber of kitchen ventilators, QwFor the second preset exhaust air quantity, MwNumber of toilet ventilators.
Thereby obtaining a system power demand point (P)0，Q0)。
In this embodiment of the present invention, if the system power demand point is located inside the preset curve, step S106 includes the following steps:
step S21, determining the actual operating frequency of the host corresponding to the system power demand point based on the preset curve;
step S22, based on the actual operating frequency of host computer, will the kitchen flow distribution valve 'S that kitchen lampblack absorber corresponds degree of opening and shutting that the volume of exhausting corresponds is adjusted extremely in the first degree of opening and shutting that predetermines, and will bathroom flow distribution valve' S that the bathroom ventilator corresponds degree of opening and shutting that the volume of exhausting corresponds is adjusted extremely in the second is predetermine, so that the volume of exhausting of kitchen lampblack absorber does first predetermine the volume of exhausting, the volume of exhausting of bathroom ventilator does the volume of exhausting is predetermine to the second.
In the embodiment of the invention, if the performance curve is at the inner side (namely, the lower left side) of the maximum operation frequency performance curve of the main engine, the actual operation frequency R of the main engine is determined according to the target curve0(ii) a Synchronously, the opening degree theta of the flow distribution valve of each kitchen and toilet is adjusted according to the fitting relation f (Q, theta, delta P) of the local resistance of the flow distribution valveci、θwiThe exhaust volume of the kitchen range hood on each floor meets the first preset exhaust volume, and the exhaust volume of the ventilator in the toilet meets the second preset exhaust volume.
In the embodiment of the present invention, the system power demand point is located outside the preset curve, and step S106 includes the following steps:
step S31, based on the preset curve, determining the maximum operation frequency of the host corresponding to the system power demand point, so that the host operates at the corresponding maximum operation frequency of the host;
step S32, determining a first target air discharge volume corresponding to the third target air pressure when the host runs at the corresponding host maximum running frequency, and calculating a difference value between the total air volume and the first target air discharge volume;
and step S33, adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator based on the difference value and the preset parameters.
In the embodiment of the invention, if the system power demand point (P)0，Q0) Outside (i.e., upper right) of the power performance curve at the maximum operating frequency of the main machine, mainThe machine runs according to the maximum design running frequency, and simultaneously determines the third target wind pressure P according to the target curve0Lower corresponding target exhaust air quantity QmAnd calculating the total air quantity Q0And the first target exhaust air quantity QmDifference Δ Q therebetween is Q0-Qm。
And then, adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator according to the difference value and preset parameters.
In the embodiment of the present invention, if the working time of the kitchen and bathroom exhaust system is in the preset time period, step S33 includes the following steps:
step S41, adjusting the opening degree of the toilet flow distribution valve corresponding to the toilet ventilator to the second preset opening degree so as to enable the air exhaust volume of the toilet ventilator to be the second preset air exhaust volume;
step S42, calculating a second target air exhaust volume of the single kitchen household based on the preset air exhaust volume of the single kitchen household, the number of the kitchen range hoods and the difference value;
and step S43, adjusting a kitchen flow distribution valve corresponding to the kitchen range hood to the opening and closing degree corresponding to the second target air exhaust amount, so that the air exhaust amount of the kitchen range hood is the second target air exhaust amount.
It should be noted that the preset time period is generally from 6 am to 8 am.
If the working time of the kitchen and bathroom exhaust system is in a preset time period, adjusting the opening degree theta of the toilet flow distribution valve corresponding to each toilet ventilatorwiThe air discharge quantity of the ventilator in the toilet is set as a second preset air discharge quantity Qw。
Then, calculating a second target exhaust air quantity Q of each kitchen ventilator for each single householdcs＝Qc-ΔQ/McAccording to the opening resistance characteristic relation f of the kitchen flow distribution valvec(Q, theta, delta P) adjusting the opening degree of the kitchen flow distribution valve plate to enable the actual exhaust volume of the kitchen range hood to be the second target exhaust volume Qcs。
In the embodiment of the present invention, if the working time of the kitchen and bathroom exhaust system is not within the preset time period, step S33 includes the following steps:
step S51, adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood to the first preset opening degree so as to enable the air exhaust quantity of the kitchen range hood to be the first preset air exhaust quantity;
step S52, calculating a third target air discharge quantity of the single toilet household based on the preset air discharge quantity of the single kitchen household, the number of the ventilators of the toilet and the difference value;
and step S53, adjusting the toilet flow distribution valve corresponding to the toilet ventilator to the opening and closing degree corresponding to the third target air discharge amount, so that the air discharge amount of the toilet ventilator is the third target air discharge amount.
In the embodiment of the invention, if the working time of the kitchen and bathroom exhaust system is not in the preset time period, the opening degree theta of the kitchen flow distribution valve corresponding to the kitchen range hood is adjustedciSo that the actual air exhaust quantity of the kitchen range hood is a first preset air exhaust quantity Qc。
Then, the actual available air discharge amount (i.e., the third target air discharge amount) Q of each toilet is calculatedws＝Qw-ΔQ/MwAccording to the characteristic relation f of the opening resistance of the flow distribution valve in the toiletw(Q, theta, delta P) adjusting the opening of the toilet flow distribution valve plate to enable the actual exhaust volume of the toilet ventilator to be the third target exhaust volume Qws。
Example two:
the embodiment of the present invention further provides an air volume control device of a kitchen and bathroom air exhaust system, where the air volume control device of the kitchen and bathroom air exhaust system is used to execute the air volume control method of the kitchen and bathroom air exhaust system provided in the above-mentioned content of the embodiment of the present invention, and the following is a specific description of the air volume control device of the kitchen and bathroom air exhaust system provided in the embodiment of the present invention.
As shown in fig. 2, fig. 2 is a schematic view of the air volume control device of the kitchen and bath exhaust system, which includes: the kitchen ventilator comprises a main machine 10, a kitchen air quantity master control valve 20, a kitchen flow distribution valve 30, a kitchen range hood 40, a toilet air quantity master control valve 50, a toilet flow distribution valve 60, a toilet ventilator 70 and an induction detector 80, wherein a kitchen flow distribution valve and a kitchen range hood are arranged in each kitchen, a toilet flow distribution valve, a toilet ventilator and an induction detector are arranged in each toilet, the main machine is connected with a main exhaust pipe, the kitchen air quantity master control valve and the toilet air quantity master control valve are arranged in the main exhaust pipe, the kitchen range hood is connected with the main exhaust pipe through a kitchen public exhaust passage, the toilet ventilator is connected with the main exhaust pipe through a toilet public exhaust passage, the kitchen flow distribution valve is arranged at the tail end of the kitchen range hood and close to a kitchen public exhaust passage interface, the toilet flow distribution valve is arranged at the tail end of an air pipe of a range hood of the toilet and close to the common exhaust passage interface of the kitchen, and the induction detector is arranged at the air outlet of the toilet ventilator;
the system comprises a host computer and a control module, wherein the host computer is used for calculating a first target air pressure of a target kitchen range hood and a second target air pressure of a target toilet ventilator by using preset parameters after acquiring a first starting signal sent by the kitchen range hood in a building to be controlled and a second starting signal sent by the toilet ventilator, the target kitchen range hood is a kitchen range hood at the lowest floor of the building to be controlled in the kitchen range hood, the target toilet ventilator is a kitchen range hood at the lowest floor of the building to be controlled in the toilet ventilator, the first target air pressure is required when the air output of the target kitchen range hood is a first preset air output, and the second target air pressure is required when the air output of the target toilet ventilator is a second preset air output;
the host is used for determining a system power demand point based on the first target wind pressure, the second target wind pressure and the preset parameters, wherein the abscissa of the system power demand point is a third target wind pressure, the third target wind pressure is the larger target wind pressure of the first target wind pressure and the second target wind pressure, the ordinate of the system power demand point is a total wind volume, and the total wind volume is the sum of the wind volume of the kitchen range hood and the wind volume of the toilet ventilator;
the main machine is used for adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator based on the system power demand point and a preset curve so as to enable the kitchen range hood and the toilet ventilator to exhaust air in a balanced manner, wherein the preset curve is a performance curve between air volume and air pressure corresponding to the maximum design working frequency of the main machine;
it should be noted that the preset parameters include: the volume of airing exhaust of predetermineeing of kitchen single family, the quantity of kitchen lampblack absorber, the floor that kitchen lampblack absorber located, the cross sectional dimension of the public flue in kitchen, the roughness of the public flue in kitchen, the quantity of bathroom ventilator, the volume of airing exhaust of predetermineeing of bathroom single family, the floor that the bathroom ventilator located, the cross sectional dimension of bathroom exhaust passage, first predetermine the volume of airing exhaust with the volume of airing exhaust is predetermine to the second.
In the embodiment of the invention, by acquiring the starting number of the ventilators in the toilet and the starting number of the range hoods in the kitchen in real time, and combines the preset air exhaust volume of a single kitchen household, the number of kitchen range hoods, the floor where the kitchen range hoods are located, the section size of a common kitchen flue, the roughness of the common kitchen flue, the number of toilet ventilators, the preset air exhaust volume of a single toilet household, the floor where the toilet ventilators are located, the section size of a toilet exhaust passage, the first preset air exhaust volume, the second preset air exhaust volume and other parameters, the air exhaust volume of the kitchen range hood and the toilet ventilator on each floor of the building is adjusted in real time, the aim of balanced air exhaust of the kitchen and the toilet on each floor in the building is achieved, and then solved among the prior art and be difficult to carry out the technical problem of balanced airing exhaust to kitchen and bathroom at each layer in the building to realized having promoted the technological effect who is used for experiencing.
Preferably, the main machine is also used for providing power for the kitchen and bathroom exhaust system and purifying the gas in the kitchen and the bathroom.
Preferably, the kitchen air quantity master control valve is used for controlling the total flow of the kitchen common exhaust passage; and the main control valve of the air quantity of the toilet is used for controlling the total flow of the public exhaust passage of the toilet.
It should be noted that the kitchen flow distribution valve is interlocked with the range hood, when the range hood is started, the kitchen flow distribution valve obtains a starting signal and sends the starting signal to the roof host, and meanwhile, the flow distribution valve is opened; the toilet flow distribution valve is interlocked with the induction detector and the ventilator, when the induction detector monitors personnel activity, a signal is sent to the ventilator, the ventilator is started, and after the toilet flow distribution valve monitors a ventilator starting signal, the toilet flow distribution valve is opened and sends the starting signal to the roof host; the kitchen flow distribution valve, the toilet flow distribution valve and the roof host are communicated in real time in a wired or wireless communication mode.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions when actually implemented, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of devices or units through some communication interfaces, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still make modifications or changes to the embodiments described in the foregoing embodiments, or make equivalent substitutions for some features, within the scope of the disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. An air volume control method of a kitchen and bathroom exhaust system is characterized by comprising the following steps:
after a first starting signal sent by a kitchen range hood in a building to be controlled and a second starting signal sent by a toilet ventilator are obtained, calculating a first target air pressure of a target kitchen range hood and a second target air pressure of the target toilet ventilator by using preset parameters, wherein the target kitchen range hood is the kitchen range hood in the lowest floor of the building to be controlled in the kitchen range hood, the target toilet ventilator is the kitchen range hood in the lowest floor of the building to be controlled in the toilet ventilator, the first target air pressure is required air pressure when the air discharge amount of the target kitchen range hood is a first preset air discharge amount, and the second target air pressure is required air pressure when the air discharge amount of the target toilet is a second preset air discharge amount;
determining a system power demand point based on the first target wind pressure, the second target wind pressure and the preset parameter, wherein the abscissa of the system power demand point is a third target wind pressure, the third target wind pressure is the larger target wind pressure of the first target wind pressure and the second target wind pressure, the ordinate of the system power demand point is a total wind volume, and the total wind volume is the sum of the wind volume of the kitchen range hood and the wind volume of the bathroom ventilator;
based on system power demand point with predetermine the curve, adjust kitchen flow distribution valve's that kitchen lampblack absorber corresponds degree of opening and bathroom flow distribution valve's that the bathroom ventilator corresponds degree of opening and closing, so that the kitchen lampblack absorber with bathroom ventilator equilibrium is aired exhaust, wherein, predetermine the curve for the performance curve between the amount of wind and the wind pressure that host computer maximum design operating frequency corresponds.
2. The method of claim 1,
the preset parameters include: the system comprises a preset exhaust volume of a single kitchen household, the number of kitchen range hoods, the floor where the kitchen range hoods are located, the section size of a common kitchen flue, the roughness of the common kitchen flue, the number of toilet ventilators, the preset exhaust volume of the single toilet household, the floor where the toilet ventilators are located, the section size of a toilet exhaust passage, the first preset exhaust volume and the second preset exhaust volume;
the calculation formula of the sum of the air exhaust volume of the kitchen range hood and the air exhaust volume of the toilet ventilator is Qo＝Qc×Mc+Qw×MwWherein Q isoThe sum of the air exhaust volume of the kitchen range hood and the air exhaust volume of the toilet ventilator, QcFor the first preset exhaust air quantity, McNumber of kitchen ventilators, QwFor the second preset exhaust air quantity, MwThe number of ventilators in the toilet.
3. The method according to claim 1, wherein if the system power demand point is located inside the preset curve, adjusting an opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and an opening degree of a toilet flow distribution valve corresponding to the toilet ventilator based on the system power demand point and the preset curve comprises:
determining the actual operating frequency of the host corresponding to the system power demand point based on the preset curve;
based on the actual operating frequency of host computer will the kitchen flow distribution valve's that kitchen lampblack absorber corresponds degree of opening and shutting of volume of first predetermineeing to exhaust the corresponding degree of opening and shutting of volume, and will the degree of opening and shutting of the bathroom flow distribution valve that the bathroom ventilator corresponds is adjusted extremely the second predetermines the degree of opening and shutting that the volume of exhausting corresponds, so that the volume of exhausting of kitchen lampblack absorber does the first volume of predetermineeing to exhaust, the volume of exhausting of bathroom ventilator does the second predetermines the volume of exhausting.
4. The method according to claim 1, wherein if the system power demand point is located outside the preset curve, adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator based on the system power demand point and the preset curve comprises:
determining the maximum operating frequency of the host corresponding to the system power demand point based on the preset curve so as to enable the host to operate at the corresponding maximum operating frequency of the host;
determining a first target air exhaust volume corresponding to the third target air pressure when the host runs at the corresponding host maximum running frequency, and calculating a difference value between the total air volume and the first target air exhaust volume;
and adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator based on the difference value and the preset parameters.
5. The method of claim 4, wherein if the working time of the kitchen and bathroom exhaust system is within a preset time period, adjusting the opening degree of the kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of the bathroom flow distribution valve corresponding to the bathroom ventilator based on the difference value and the preset parameter comprises:
adjusting the opening degree of a toilet flow distribution valve corresponding to the toilet ventilator to a second preset opening degree so as to enable the air exhaust volume of the toilet ventilator to be the second preset air exhaust volume;
calculating a second target air exhaust volume of the single kitchen household based on the preset air exhaust volume of the single kitchen household, the number of the kitchen range hoods and the difference value;
and adjusting a kitchen flow distribution valve corresponding to the kitchen range hood to the opening and closing degree corresponding to the second target air exhaust amount so as to enable the air exhaust amount of the kitchen range hood to be the second target air exhaust amount.
6. The method of claim 4, wherein if the operating time of the kitchen and bathroom exhaust system is not within a preset time period, adjusting the opening degree of the kitchen flow distribution valve corresponding to the kitchen range hood and the opening degree of the bathroom flow distribution valve corresponding to the bathroom ventilator based on the difference and the preset parameter comprises:
adjusting the opening degree of a kitchen flow distribution valve corresponding to the kitchen range hood to a first preset opening degree so that the air exhaust amount of the kitchen range hood is the first preset air exhaust amount;
calculating a third target air exhaust volume of the single toilet based on the preset air exhaust volume of the single kitchen user, the number of the ventilators of the single toilet and the difference value;
and adjusting the toilet flow distribution valve corresponding to the toilet ventilator to the opening and closing degree corresponding to the third target air exhaust amount, so that the air exhaust amount of the toilet ventilator is the third target air exhaust amount.
7. The method of claim 1, wherein prior to calculating the first target wind pressure of the target kitchen hood and the second target wind pressure of the target toilet ventilator using preset parameters, the method further comprises:
and controlling the opening of the kitchen air quantity master control valve and the toilet air quantity master control valve to a first preset angle, and controlling the opening of the target kitchen flow distribution valve and the target toilet flow distribution valve to a second preset angle.
8. The utility model provides a kitchen guarding exhaust system's air volume control device which characterized in that includes: the kitchen ventilator is connected with the main exhaust pipe through a common kitchen exhaust passage, the kitchen flow distribution valve is arranged at the tail end of the kitchen ventilator and close to the joint of the common kitchen exhaust passage, the toilet flow distribution valve is arranged at the tail end of an air pipe of a range hood of the toilet and close to the common exhaust passage interface of the kitchen, and the induction detector is arranged at the air outlet of the toilet ventilator;
the system comprises a host computer and a control module, wherein the host computer is used for calculating a first target air pressure of a target kitchen range hood and a second target air pressure of a target toilet ventilator by using preset parameters after acquiring a first starting signal sent by the kitchen range hood in a building to be controlled and a second starting signal sent by the toilet ventilator, the target kitchen range hood is a kitchen range hood at the lowest floor of the building to be controlled in the kitchen range hood, the target toilet ventilator is a kitchen range hood at the lowest floor of the building to be controlled in the toilet ventilator, the first target air pressure is required when the air output of the target kitchen range hood is a first preset air output, and the second target air pressure is required when the air output of the target toilet ventilator is a second preset air output;
the host is used for determining a system power demand point based on the first target wind pressure, the second target wind pressure and the preset parameters, wherein the abscissa of the system power demand point is a third target wind pressure, the third target wind pressure is the larger target wind pressure of the first target wind pressure and the second target wind pressure, the ordinate of the system power demand point is a total wind volume, and the total wind volume is the sum of the wind volume of the kitchen range hood and the wind volume of the toilet ventilator;
the host computer for based on system power demand point with predetermine the curve, adjust kitchen flow distribution valve's that the kitchen lampblack absorber corresponds degree of opening and bathroom flow distribution valve's that the bathroom ventilator corresponds degree of opening and closing, so that the kitchen lampblack absorber with the balanced air exhaust of bathroom ventilator, wherein, predetermine the curve for the host computer maximum design operating frequency correspond the amount of wind and the performance curve between the wind pressure.
9. The system of claim 8,
the main machine is also used for providing power for the kitchen and bathroom exhaust system and purifying the gas in the kitchen and the bathroom.
10. The system of claim 8,
the kitchen air quantity master control valve is used for controlling the total flow of the kitchen common exhaust passage;
and the main control valve of the air quantity of the toilet is used for controlling the total flow of the public exhaust passage of the toilet.
CN202210178648.2A 2022-02-25 2022-02-25 Air quantity control method and device for kitchen and bathroom air exhaust system Active CN114543140B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210178648.2A CN114543140B (en) 2022-02-25 2022-02-25 Air quantity control method and device for kitchen and bathroom air exhaust system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210178648.2A CN114543140B (en) 2022-02-25 2022-02-25 Air quantity control method and device for kitchen and bathroom air exhaust system

Publications (2)

Publication Number Publication Date
CN114543140A true CN114543140A (en) 2022-05-27
CN114543140B CN114543140B (en) 2024-04-26

Family

ID=81680139

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210178648.2A Active CN114543140B (en) 2022-02-25 2022-02-25 Air quantity control method and device for kitchen and bathroom air exhaust system

Country Status (1)

Country Link
CN (1) CN114543140B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006038364A (en) * 2004-07-28 2006-02-09 Max Co Ltd Ventilating device
WO2014014210A1 (en) * 2012-07-19 2014-01-23 Lee Choong-Hoon Stove hood system and control method therefor
CN109210666A (en) * 2017-07-06 2019-01-15 庆东纳碧安株式会社 Indoor exhaust apparatus and feeder and its control method
KR20190005734A (en) * 2017-07-06 2019-01-16 주식회사 경동나비엔 Apparatus for exhaust of indoors, apparatus for air supply, and the control method thereof
CN113531692A (en) * 2020-03-31 2021-10-22 松下电器研究开发(苏州)有限公司 Partition surrounding air supply control method of kitchen air conditioner
CN114017819A (en) * 2021-11-04 2022-02-08 杭州老板电器股份有限公司 Residential kitchen and bathroom exhaust system control device and method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006038364A (en) * 2004-07-28 2006-02-09 Max Co Ltd Ventilating device
WO2014014210A1 (en) * 2012-07-19 2014-01-23 Lee Choong-Hoon Stove hood system and control method therefor
CN109210666A (en) * 2017-07-06 2019-01-15 庆东纳碧安株式会社 Indoor exhaust apparatus and feeder and its control method
KR20190005734A (en) * 2017-07-06 2019-01-16 주식회사 경동나비엔 Apparatus for exhaust of indoors, apparatus for air supply, and the control method thereof
CN113531692A (en) * 2020-03-31 2021-10-22 松下电器研究开发(苏州)有限公司 Partition surrounding air supply control method of kitchen air conditioner
CN114017819A (en) * 2021-11-04 2022-02-08 杭州老板电器股份有限公司 Residential kitchen and bathroom exhaust system control device and method

Also Published As

Publication number Publication date
CN114543140B (en) 2024-04-26

Similar Documents

Publication Publication Date Title
CN113405138A (en) Pipeline flow distribution system and central range hood system
CN110375365B (en) Intelligent building smoke exhaust system and control method thereof
CN114017819A (en) Residential kitchen and bathroom exhaust system control device and method
CN110173726B (en) Air volume control device and method of central purification system and central purification system
CN109764493A (en) Air conditioner and its control method and computer readable storage medium
NL2033105B1 (en) Intelligent and efficient ventilation system for bathroom space
CN110274285A (en) A kind of building common duct smoke evacuation system and its control method
CN112393300A (en) Control method and control system for kitchen gas collecting hood
CN110274282A (en) A kind of building common duct smoke evacuation system and its control method
CN114543140A (en) Air volume control method and device of kitchen and bathroom exhaust system
CN215808714U (en) Pipeline flow distribution system and central range hood system
CN112648652B (en) Fault detection and positioning method for centralized smoke exhaust system of building
CN109764496A (en) Air conditioner and its control method and computer readable storage medium
CN114183785B (en) Operation control method of compatible building centralized smoke exhaust system
CN114005255B (en) Gas leakage processing system and method
KR20050111144A (en) Regulated by pressure for ventilation system
CN216848942U (en) Gas leakage treatment system and main system
CN206959065U (en) A kind of commercial kitchen low cost soot controlling system
CN114992688A (en) Control method and device of central range hood system and electronic equipment
CN112524662A (en) Smoke collection and exhaust control method and system
CN113074391A (en) Operation control method of centralized smoke exhaust system of building
CN114738806B (en) Central range hood system, control method thereof and resistance coefficient determining method
CN115451449B (en) Control method and equipment for purifying air quantity of oil fume
CN114688591B (en) Central range hood system and control method and control device thereof
CN209944453U (en) Central flue system of discharging fume

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant