CN101290154A - Air energy-saving system for air quantity variable air conditioner - Google Patents
Air energy-saving system for air quantity variable air conditioner Download PDFInfo
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- CN101290154A CN101290154A CNA2007100395557A CN200710039555A CN101290154A CN 101290154 A CN101290154 A CN 101290154A CN A2007100395557 A CNA2007100395557 A CN A2007100395557A CN 200710039555 A CN200710039555 A CN 200710039555A CN 101290154 A CN101290154 A CN 101290154A
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Abstract
The invention discloses an air energy saving system for a variable air volume air conditioner. The invention consists of an air conditioner unit and a direct digital controller, wherein the air conditioner unit is arranged at one side of an exterior wall of a building, one end of the air conditioner unit is connected with an air inlet trunk pipe, the other end of the air conditioner unit is connected with a blast trunk pipe, and the inlet end of the air inlet trunk pipe is provided with a fresh air inlet valve and fresh air constant volume end equipment; an exhaustion trunk pipe is connected with a return air trunk pipe, and the outlet end of the exhaustion trunk pipe is provided with an exhaustion outlet valve and exhaustion constant volume end equipment; and the inlet end of the air inlet trunk pipe, the fresh air constant volume end equipment, the outlet end of the exhaustion trunk pipe and the exhaustion constant volume end equipment are all communicated with outdoor air outside the exterior wall of the building. The air energy saving system for a variable air volume air conditioner uses the direct digital controller to determine time to start an air energy saving mode according to the outdoor fresh air state, the outdoor fresh air is sent into the air inlet trunk pipe with constant volume through operating the fresh inlet valve and the fresh air constant volume end equipment, in order to reduce the air inlet temperature of the air conditioner unit without needing to perform additional cooling to the air conditioner unit.
Description
Technical field
The present invention relates to aeration technology, relate in particular to the control technology of air quantity variable air conditioner, particularly a kind of air energy-saving system that is used for air quantity variable air conditioner.
Background technology
Air conditioning system with variable is used widely.In the prior art, the cooling system in the air quantity variable air conditioner requires the expenditure of energy, and the energy-saving effect of air conditioning system with variable is restricted.
Summary of the invention
The purpose of this invention is to provide a kind of air energy-saving system that is used for air quantity variable air conditioner, described this method will solve the technical problem that the cooling system in the prior art air quantity variable air conditioner requires the expenditure of energy.
This air energy-saving system that is used for air quantity variable air conditioner of the present invention is made of air-conditioning unit and direct digital controller, described air-conditioning unit is arranged on a side of the exterior wall of building, wherein, one end of described air-conditioning unit is connected with the air intake main pipe, the other end of air-conditioning unit is connected with the air-supply main pipe, the entrance point of described air intake main pipe is provided with the fresh inlet valve, be connected in parallel to new wind with the fresh inlet valve on the entrance point of air intake main pipe and decide the air quantity end equipment, be connected with the air draft main pipe on the air intake main pipe, be connected with the return air main pipe on the described air draft main pipe, the port of export of air draft main pipe is provided with the wind exhausting outlet valve, be connected in parallel to air draft with the wind exhausting outlet valve on the port of export of air draft main pipe and decide the air quantity end equipment, the entrance point of air intake main pipe, new wind is decided the air quantity end equipment, the port of export of air draft main pipe and air draft are decided the air quantity end equipment and all are communicated with the skin outer air, the port of export of air draft main pipe, air draft is decided to be provided with the loop control valve in the air draft main pipe between air quantity end equipment and return air main pipe and the air intake main pipe, be provided with new rheumatism degree sensor and new wind-warm syndrome degree sensor in the air intake main pipe, be provided with wind pushing temperature sensor, the control end of air-conditioning unit in the air-supply main pipe, new wind is decided the control end of air quantity end equipment, the control end of air quantity end equipment is decided in air draft, new rheumatism degree sensor, new wind-warm syndrome degree sensor is connected with described direct digital controller by signal line respectively with wind pushing temperature sensor.
Further, be provided with return air fan in the described return air main pipe.
Operation principle of the present invention is: utilize direct digital controller according to outdoor new wind state, start air energy-saving.In Air-conditioner design wet-bulb temperature＜21 ℃ or when Air-conditioner design wet-bulb temperature＜24 ℃ and Air-conditioner design dry-bulb temperature 〉=38 ℃, direct digital controller can select to adopt fixedly dry-bulb temperature method, dry-bulb temperature difference method, electronics enthalpy method or enthalpy potential method, differentiates the opportunity that starts the air energy-saving pattern.In Air-conditioner design wet-bulb temperature 〉=21 ℃ and≤when 23 ℃, Air-conditioner design dry-bulb temperature＜38 ℃, direct digital controller can be selected to adopt fixedly dry-bulb temperature method, dry-bulb temperature difference method, electronics enthalpy method, fixedly enthalpy method or enthalpy potential method, differentiates the opportunity that starts the air energy-saving pattern.During in Air-conditioner design wet-bulb temperature＞23 ℃, direct digital controller can be selected to adopt fixedly dry-bulb temperature method, electronics enthalpy method, fixedly enthalpy method or enthalpy potential method, differentiates the opportunity that starts the air energy-saving pattern.Said fixing dry-bulb temperature method, dry-bulb temperature difference method, electronics enthalpy method, fixedly enthalpy method or enthalpy potential method are computational methods of the prior art, and those skilled in the art all understand, and do not repeat them here.Concrete, direct digital controller is when starting the air energy-saving pattern, and operation fresh inlet valve, new wind are decided the air quantity end equipment, and outdoor new wind is quantitatively introduced in the air intake main pipe, thereby reduce the EAT of air-conditioning unit, need not the air-conditioning unit is additionally cooled off.
The present invention and prior art contrast, and its effect is actively with tangible.The present invention utilizes direct digital controller according to outdoor new wind state, operation fresh inlet valve, new wind are decided the air quantity end equipment, outdoor new wind is quantitatively introduced in the air intake main pipe, thereby the EAT of reduction air-conditioning unit need not the air-conditioning unit is additionally cooled off.The present invention simply effective, energy-conservation comfortable, be easy to popularize.On existing public building Air-conditioner design method, only need to improve a little, can realize.
Description of drawings
Fig. 1 is the realization schematic diagram of an embodiment of the air energy-saving system that is used for air quantity variable air conditioner of the present invention.
The specific embodiment
As shown in Figure 1, the air energy-saving system that is used for air quantity variable air conditioner of the present invention is made of air-conditioning unit 1 and direct digital controller 2, described air-conditioning unit 1 is arranged on a side of the exterior wall of building, wherein, one end of described air-conditioning unit 1 is connected with air intake main pipe 3, the other end of air-conditioning unit 1 is connected with air-supply main pipe 4, the entrance point of described air intake main pipe 3 is provided with fresh inlet valve 5, be connected in parallel to new wind with fresh inlet valve 5 on the entrance point of air intake main pipe 3 and decide air quantity end equipment 6, be connected with air draft main pipe 7 on the air intake main pipe 3, be connected with return air main pipe 8 on the described air draft main pipe 7, the port of export of air draft main pipe 7 is provided with wind exhausting outlet valve 9, be connected in parallel to air draft with wind exhausting outlet valve 9 on the port of export of air draft main pipe 7 and decide air quantity end equipment 10, the entrance point of air intake main pipe 3, new wind is decided air quantity end equipment 6, the port of export of air draft main pipe 7 and air draft are decided air quantity end equipment 10 and all are communicated with the skin outer air, the port of export of air draft main pipe 7, air draft is decided to be provided with loop control valve 11 in the air draft main pipe 7 between air quantity end equipment 10 and return air main pipe 8 and the air intake main pipe 3, be provided with new rheumatism degree sensor 12 and new wind-warm syndrome degree sensor 12 in the air intake main pipe 3, be provided with wind pushing temperature sensor 14, the control end of air-conditioning unit 1 in the air-supply main pipe 4, new wind is decided the control end of air quantity end equipment 6, the control end of air quantity end equipment 10 is decided in air draft, new rheumatism degree sensor 12, new wind-warm syndrome degree sensor 13 is connected with described direct digital controller 2 by signal line respectively with wind pushing temperature sensor 14.
Further, be provided with return air fan 15 in the described return air main pipe 8.
Claims (2)
1. air energy-saving system that is used for air quantity variable air conditioner, constitute by air-conditioning unit and direct digital controller, described air-conditioning unit is arranged on a side of the exterior wall of building, it is characterized in that: an end of described air-conditioning unit is connected with the air intake main pipe, the other end of air-conditioning unit is connected with the air-supply main pipe, the entrance point of described air intake main pipe is provided with the fresh inlet valve, be connected in parallel to new wind with the fresh inlet valve on the entrance point of air intake main pipe and decide the air quantity end equipment, be connected with the air draft main pipe on the air intake main pipe, be connected with the return air main pipe on the described air draft main pipe, the port of export of air draft main pipe is provided with the wind exhausting outlet valve, be connected in parallel to air draft with the wind exhausting outlet valve on the port of export of air draft main pipe and decide the air quantity end equipment, the entrance point of air intake main pipe, new wind is decided the air quantity end equipment, the port of export of air draft main pipe and air draft are decided the air quantity end equipment and all are communicated with the skin outer air, the port of export of air draft main pipe, air draft is decided to be provided with the loop control valve in the air draft main pipe between air quantity end equipment and return air main pipe and the air intake main pipe, be provided with new rheumatism degree sensor and new wind-warm syndrome degree sensor in the air intake main pipe, be provided with wind pushing temperature sensor, the control end of air-conditioning unit in the air-supply main pipe, new wind is decided the control end of air quantity end equipment, the control end of air quantity end equipment is decided in air draft, new rheumatism degree sensor, new wind-warm syndrome degree sensor is connected with described direct digital controller by signal line respectively with wind pushing temperature sensor.
2. the air energy-saving system that is used for air quantity variable air conditioner as claimed in claim 1 is characterized in that: be provided with return air fan in the described return air main pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100395557A CN101290154A (en) | 2007-04-17 | 2007-04-17 | Air energy-saving system for air quantity variable air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100395557A CN101290154A (en) | 2007-04-17 | 2007-04-17 | Air energy-saving system for air quantity variable air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN101290154A true CN101290154A (en) | 2008-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100395557A Pending CN101290154A (en) | 2007-04-17 | 2007-04-17 | Air energy-saving system for air quantity variable air conditioner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317671A (en) * | 2017-07-20 | 2018-07-24 | 珠海格力电器股份有限公司 | Air conditioner and air conditioner load control method and device thereof |
| CN108844195A (en) * | 2018-06-25 | 2018-11-20 | 广州白云山医药集团股份有限公司白云山制药总厂 | A kind of humiture setting value control device and control method |
| CN109556219A (en) * | 2018-11-12 | 2019-04-02 | 无锡欧龙德科技有限公司 | Air quantity variable air conditioner unit and its control method |
-
2007
- 2007-04-17 CN CNA2007100395557A patent/CN101290154A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317671A (en) * | 2017-07-20 | 2018-07-24 | 珠海格力电器股份有限公司 | Air conditioner and air conditioner load control method and device thereof |
| CN108317671B (en) * | 2017-07-20 | 2019-12-06 | 珠海格力电器股份有限公司 | Air conditioner and air conditioner load control method and device thereof |
| CN108844195A (en) * | 2018-06-25 | 2018-11-20 | 广州白云山医药集团股份有限公司白云山制药总厂 | A kind of humiture setting value control device and control method |
| CN108844195B (en) * | 2018-06-25 | 2020-06-09 | 广州白云山医药集团股份有限公司白云山制药总厂 | Temperature and humidity set value control device and control method |
| CN109556219A (en) * | 2018-11-12 | 2019-04-02 | 无锡欧龙德科技有限公司 | Air quantity variable air conditioner unit and its control method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20081022 |