CN207073915U - Multizone gas concentration lwevel and air conditioner fresh air centralized control system - Google Patents

Multizone gas concentration lwevel and air conditioner fresh air centralized control system Download PDF

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Publication number
CN207073915U
CN207073915U CN201720338835.7U CN201720338835U CN207073915U CN 207073915 U CN207073915 U CN 207073915U CN 201720338835 U CN201720338835 U CN 201720338835U CN 207073915 U CN207073915 U CN 207073915U
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China
Prior art keywords
air
fresh air
control system
gas concentration
concentration lwevel
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CN201720338835.7U
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Chinese (zh)
Inventor
陆勤俭
张欢
姚俭
张冬冬
葛舒怀
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Suzhou Hua Cheng Architectural Design Co Ltd
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Suzhou Hua Cheng Architectural Design Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Abstract

The utility model discloses a kind of multizone gas concentration lwevel and air conditioner fresh air centralized control system, include several area of space in building, the control system includes:Several fresh air units, be arranged in an area of space corresponding to each fresh air unit, each fresh air unit include mutually corresponding to new blower fan, carbon dioxide sensor and control panel, be provided with Electric air valve on the new blower fan;Electric air valve corresponding to the carbon dioxide sensor electrical connection;Electric air valve corresponding to control panel electrical connection.This control system can be to area of space(Such as room)During using air conditioner fresh air unit, control room fresh air air-supply air quantity is compared according to the default gas concentration lwevel numerical value in each room and measured value, reach the purpose for ensureing indoor air quality, control Fresh air handling units converting operation further through main pipe pressure, reach the purpose of unit operation energy-conservation.

Description

Multizone gas concentration lwevel and air conditioner fresh air centralized control system
Technical field
Electric intelligent control and heating and ventilation project technical field is the utility model is related to, is mainly used in air conditioner refrigerating, heating And IAQ control field.
Background technology
CO2 density is big compared with air, and the breathing of people can be influenceed when CO2 is few to human body non-hazardous, but when it exceedes a certain amount of, Reason is the carbonate concentration increase in blood, and acidity strengthens, and produces acid poisoning.When CO2 volume fraction is 1% in air, people Cognition feels unhappy, dizzy, palpitaition;Come over dizzy during 4%-5%, make one when more than 6% clouded in mind, breathing taper off so that It is dead.Therefore the CO2 concentration in necessary control room, avoid producing harm to human body.And outdoor fresh air is to ensure indoor good sky The key of gas quality.
At present in HVAC system design, VMC designs the room minimum fresh air requirmente calculating generally according to code requirement, fixed Air quantity is run, although this system can meet the primary demand of IAQ, can not be tackled when room personnel amount To the change of resh air requirement demand during change, the VMC was both uneconomical when running, and did not also save.Then also there is part to build Inner room is built when using all-air system, all-air system resh air requirement valve area can be adjusted according to CO2 concentration in room Control mode, but the system is only used for all-air system, and only for a room resh air requirement change, can not be simultaneously to more The resh air requirement in individual room is controlled.
The content of the invention
The utility model overcomes the deficiencies in the prior art, there is provided a kind of multizone gas concentration lwevel and air conditioner fresh air collection Middle control system.
To reach above-mentioned purpose, the technical solution adopted in the utility model is:A kind of multizone gas concentration lwevel and sky Fresh air centralized control system is adjusted, includes several area of space in building, the control system includes:Several fresh air lists Member, it is arranged in an area of space corresponding to each fresh air unit, it is characterised in that each fresh air unit includes mutually corresponding New blower fan, carbon dioxide sensor and control panel, be provided with Electric air valve on the new blower fan;
Electric air valve corresponding to the carbon dioxide sensor electrical connection;
Electric air valve corresponding to the control panel electrical connection.
In one preferred embodiment of the utility model, all new blower fans pass through the fresh air main frame outside header pipe's communication chamber.
In one preferred embodiment of the utility model, pressure sensor is installed in the header pipe.
In one preferred embodiment of the utility model, control panel is arranged on metope.
In one preferred embodiment of the utility model, Electric air valve controls the air outlet of new blower fan to open wide degree.
In one preferred embodiment of the utility model, an area of space is the subregion in a room, or The area of space is collectively constituted by several rooms.
In one preferred embodiment of the utility model, if the area of space is collectively constituted by several rooms, often Individual room is respectively mounted at least one carbon dioxide sensor.
The utility model solves defect present in background technology, and the utility model possesses following beneficial effect:
This control system can be to area of space(Such as room)During using air conditioner fresh air unit, according to each room default two Carbonoxide concentration values and measured value compare control room fresh air air-supply air quantity, reach the purpose for ensureing indoor air quality, again Fresh air handling units converting operation is controlled by main pipe pressure, reaches the purpose of unit operation energy-conservation.
More area of space can control by control panel(Such as room)Gas concentration lwevel meets set in advance want simultaneously Ask, when room personnel are reduced, air-valve, new blower fan low speed operation can be turned down.
By the setting of advance control panel, number, the resh air requirement that system is required to according to people are area of space feeding pair instantly The fresh air answered, according to the actual measurement of carbon dioxide sensor, a certain degree of amendment and adjustment can be carried out, finally makes fresh air Amount meets health demand, and will not additionally increase energy consumption.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples;
Fig. 1 is the structure chart of preferred embodiment of the present utility model;
In figure:1st, Leads to new breeze pipe;2nd, fresh air house steward;3rd, area of space;4th, fresh air unit;5th, carbon dioxide sensor; 6th, control panel.
Embodiment
The utility model is described in further detail presently in connection with drawings and examples, these accompanying drawings are simplified Schematic diagram, only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the structure relevant with the utility model Into.
A kind of multizone gas concentration lwevel and air conditioner fresh air centralized control system, building is interior to include several space regions Domain, the control system include:Several fresh air units, it is arranged in an area of space corresponding to each fresh air unit, often Individual fresh air unit includes mutually corresponding new blower fan, carbon dioxide sensor and control panel, and electricity is provided with the new blower fan Dynamic air-valve;This control system can be to area of space(Such as room)During using air conditioner fresh air unit, according to each room default two Carbonoxide concentration values and measured value compare control room fresh air air-supply air quantity, reach the purpose for ensureing indoor air quality, again Fresh air handling units converting operation is controlled by main pipe pressure, reaches the purpose of unit operation energy-conservation.
Electric air valve corresponding to carbon dioxide sensor electrical connection;Electric air valve corresponding to control panel electrical connection.
New blower fan is provided with pressure sensor by the fresh air main frame outside header pipe's communication chamber in header pipe.
Control panel is arranged on metope.More area of space can control by control panel(Such as room)Gas concentration lwevel Meet requirement set in advance simultaneously, when room personnel are reduced, air-valve, new blower fan low speed operation can be turned down.
By the setting of advance control panel, number, the resh air requirement that system is required to according to people are area of space feeding pair instantly The fresh air answered, according to the actual measurement of carbon dioxide sensor, a certain degree of amendment and adjustment can be carried out, finally makes fresh air Amount meets health demand, and Electric air valve controls the air outlet of new blower fan to open wide degree, and will not additionally increase energy consumption.
One area of space is the subregion in a room, or the area of space is common by several rooms Composition;If the area of space is collectively constituted by several rooms, each room is respectively mounted at least one carbon dioxide and passed Sensor.
Following examples, as shown in Figure 1:
The utility model considers to be directed to multiple rooms(Region), can be according in each room when sharing an air conditioner fresh air unit The change of CO2 concentration controls fresh-air volume in each room, makes all using areas while meets the requirement of indoor air quality.And Fresh air handling units converting operation according to demand can be controlled simultaneously, reached and both be ensure that indoor air quality, reduce Fresh air handling units again Operation energy consumption purpose.
1. the system control composition:
Every group of new blower fan uses a set of cellular system;Control object:Mechanical, electrical dynamic air-valve of fresh air etc.;
Control device:CO2 sensors, pressure sensor etc.;Control parameter:CO2 concentration, pressure signal, Electric air valve are anti- Feedback state etc.;
Control accuracy:International and design requirement;The control and regulation of relevant device are carried out according to the change of control parameter;
The running status and energy consumption data of the new blower fan of dynamic monitoring etc.;It is different according to the position of forced draft, take difference The cellular system of form;
Receive network system by 485 communication interfaces(Or other systems)Instruction, and the service datas such as pressure fan are fed back To network system;
2nd, system control principle
(1), Fresh air handling units air inlet sets motor switch air-valve, is linked with Fresh air handling units state, and header pipe sets pressure Force snesor.
(2), each region sets CO2 sensors, and the quantity of CO2 sensors is set according to region area, general 300 square meter Left and right one, region fresh wind port set electric control valve.
(3), control system is according to the region CO2 concentration values of collection compared with setting value, and adjustment region is electric if exceeded Dynamic air-supply valve opening, ensures that IAQ is up to standard.
(4), control system adjusts fresh-air volume according to header pipe's pressure sensor detected value compared with arranges value, protects It is constant to hold blast pressure.
(5), each intelligent control unit realizes the data remote for detecting data field running status by communication interface.
It is above enlightenment according to desirable embodiment of the present utility model, it is complete by above-mentioned description, related personnel Various changes and amendments can be carried out in the range of without departing from this item utility model technological thought.This item utility model Technical scope be not limited to content on specification, it is necessary to determine the technical scope according to the scope of the claims.

Claims (5)

1. a kind of multizone gas concentration lwevel and air conditioner fresh air centralized control system, building is interior to include several space regions Domain, the control system include:Several fresh air units, it is arranged in an area of space corresponding to each fresh air unit, its It is characterised by, each fresh air unit includes mutually corresponding new blower fan, carbon dioxide sensor and control panel, the new blower fan On be provided with Electric air valve;
Electric air valve corresponding to the carbon dioxide sensor electrical connection;
Electric air valve corresponding to the control panel electrical connection;
The area of space is collectively constituted by several rooms, and each room is respectively mounted at least one carbon dioxide sensor.
2. a kind of multizone gas concentration lwevel according to claim 1 and air conditioner fresh air centralized control system, its feature It is:All new blower fans pass through the fresh air main frame outside header pipe's communication chamber.
3. a kind of multizone gas concentration lwevel according to claim 2 and air conditioner fresh air centralized control system, its feature It is:Pressure sensor is installed in the header pipe.
4. a kind of multizone gas concentration lwevel according to claim 1 and air conditioner fresh air centralized control system, its feature It is:Control panel is arranged on metope.
5. a kind of multizone gas concentration lwevel according to claim 1 and air conditioner fresh air centralized control system, its feature It is:Electric air valve controls the air outlet of new blower fan to open wide degree.
CN201720338835.7U 2017-04-01 2017-04-01 Multizone gas concentration lwevel and air conditioner fresh air centralized control system Active CN207073915U (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720338835.7U CN207073915U (en) 2017-04-01 2017-04-01 Multizone gas concentration lwevel and air conditioner fresh air centralized control system

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108709282A (en) * 2018-05-28 2018-10-26 苏州格目软件技术有限公司 A kind of intelligent air-conditioning system measured based on gas solution pH value
CN108981058A (en) * 2018-06-29 2018-12-11 珠海格力电器股份有限公司 Fresh air system
CN110986245A (en) * 2019-11-04 2020-04-10 珠海格力电器股份有限公司 Multi-region fresh air volume intelligent adjusting method and adjusting system
CN112665156A (en) * 2020-12-29 2021-04-16 四川万方空调净化设备有限公司 Room purification air conditioner control system and method thereof
CN113280490A (en) * 2021-06-26 2021-08-20 座头鲸通信技术(武汉)有限公司 New wind system control method and system based on Internet of things and artificial intelligence and storage medium
CN113803864A (en) * 2021-11-05 2021-12-17 浙江大学建筑设计研究院有限公司 Air conditioner new trend feed system for building

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108709282A (en) * 2018-05-28 2018-10-26 苏州格目软件技术有限公司 A kind of intelligent air-conditioning system measured based on gas solution pH value
CN108709282B (en) * 2018-05-28 2020-09-18 安徽盛元合同能源管理有限责任公司 Intelligent air conditioning system based on pH value determination of gas solution
CN108981058A (en) * 2018-06-29 2018-12-11 珠海格力电器股份有限公司 Fresh air system
CN110986245A (en) * 2019-11-04 2020-04-10 珠海格力电器股份有限公司 Multi-region fresh air volume intelligent adjusting method and adjusting system
CN112665156A (en) * 2020-12-29 2021-04-16 四川万方空调净化设备有限公司 Room purification air conditioner control system and method thereof
CN113280490A (en) * 2021-06-26 2021-08-20 座头鲸通信技术(武汉)有限公司 New wind system control method and system based on Internet of things and artificial intelligence and storage medium
CN113280490B (en) * 2021-06-26 2022-07-01 浙江正理生能科技有限公司 Control method, control system and storage medium of fresh air system based on Internet of things and artificial intelligence
CN113803864A (en) * 2021-11-05 2021-12-17 浙江大学建筑设计研究院有限公司 Air conditioner new trend feed system for building

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