CN104235980A - Energy-saving mechanism for central air conditioner running in spring and autumn - Google Patents
Energy-saving mechanism for central air conditioner running in spring and autumn Download PDFInfo
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- CN104235980A CN104235980A CN201410459864.XA CN201410459864A CN104235980A CN 104235980 A CN104235980 A CN 104235980A CN 201410459864 A CN201410459864 A CN 201410459864A CN 104235980 A CN104235980 A CN 104235980A
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Abstract
The invention discloses an energy-saving mechanism for a central air conditioner running in spring and autumn. The energy-saving mechanism comprises an air conditioner surface cooler, a refrigerant water pump, a refrigerating machine, a cooling water pump, a water cooling tower and a cold water pond, wherein the refrigerating machine, the cooling water pump, the cold water pond and the water cooling tower are connected in sequence into a serial circulating water loop through a water conveying pipe; the air conditioner surface cooler and the refrigerant water pump are connected in parallel with the refrigerating machine into a water loop after being connected in series through the water conveying pipe; a first butterfly valve, a second butterfly valve, a third butterfly valve and a fourth butterfly valve are arranged on the water conveying pipe connected with the refrigerating machine respectively. The energy-saving mechanism is simple in structure, is low in manufacturing cost, and is easy to operate; different circulating water paths are adopted in the central air conditioner through cooperation of each butterfly valve; the temperature is adjusted by using the natural temperature of circulating water instead of running of the refrigerating machine, so that electric energy is saved, and the production cost is lowered.
Description
Technical field
The present invention relates to a kind of center air-condition circle water pipeline, particularly relate to a kind of energy-saving mechanism that season in spring and autumn, central air-conditioning ran.
Background technology
In cigarette processing and manufacturing field, production of cigarettes workshop require throughout the year temperature control 25 ± 2 DEG C, relative humidity controls 65 ± 5%, to meet its production technology demand.China the greater part, outside air drying in season in spring and autumn (wet-bulb temperature is lower than 18 DEG C), meet production environment demand, dry saturated steam humidification will be opened, while often humidity meets the requirements, due to production equipment release heat, workshop temperature also exceeds standard, now need again to open refrigeration machine cooling, define conflict between such steam humidification and refrigeration cool-down, cause the waste of the energy.
Separate unit 2,000,000 kilocalories of/hour lithium bromide refrigerators, run calculating in 100 days by annual spring and autumn, steam consumption quantity 5 tons/hour, dry saturated steam per ton 280 yuan continuously, annual refrigerator operation cost 200*24*5*280=672(ten thousand yuan), considerably increase production cost.
Summary of the invention
The invention provides a kind of energy-saving mechanism that season in spring and autumn, central air-conditioning ran, utilize the water of the extraneous normal temperature of spring and autumn to carry out air-conditioner temperature adjustment, can greatly reduce equipment operation cost.
Concrete technical scheme is: a kind of energy-saving mechanism that season in spring and autumn, central air-conditioning ran, comprise air conditioner watch cooling, refrigerant water pump, refrigeration machine, cooling water pump, cooling tower and water cooling pond, refrigeration machine, cooling water pump, water cooling pond and cooling tower connect and compose a series circulation water loop by water-supply-pipe successively, air conditioner watch cooling and refrigerant water pump form water loop by parallel with refrigeration machine after water-supply-pipe series connection, the water-supply-pipe be connected with refrigeration machine is respectively arranged with the first butterfly valve, second butterfly valve, 3rd butterfly valve and the 4th butterfly valve, also comprise the first arm, second arm and the 3rd arm, first arm one end is connected on the water-supply-pipe between refrigeration machine and cooling water pump, the other end is connected on the water-supply-pipe between air conditioner watch cooling and refrigerant water pump, first arm is provided with the 5th butterfly valve, second arm one end is connected on the water-supply-pipe between refrigeration machine and cooling tower, and the other end to be connected on the water-supply-pipe between air conditioner watch cooling and refrigerant water pump and to be positioned at the upstream of the first arm tie point, the second arm is provided with the 6th butterfly valve, 3rd arm one end is connected on the water-supply-pipe between refrigerant water pump and refrigeration machine, and the other end is connected on the water-supply-pipe between air conditioner watch cooling and refrigeration machine, the 3rd arm is provided with the 7th butterfly valve, water-supply-pipe between air conditioner watch cooling and refrigerant water pump is provided with the 8th butterfly valve between the first arm and the tie point of the second arm.
Water-supply-pipe between described cooling water pump and water cooling pond is provided with filter.
Described filter is y-type filter.
Structure of the present invention is simple, and cost is low, simple to operate, cooperatively interacting by each butterfly valve, makes central air-conditioning adopt different circulation waterway, utilizes the natural temperature of recirculated water to carry out temperature adjustment, replace and carry out temperature adjustment by running refrigerating machine, save electric energy, reduce production cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
As shown in Figure 1, a kind of energy-saving mechanism that season in spring and autumn, central air-conditioning ran, comprise air conditioner watch cooling 1, refrigerant water pump 2, refrigeration machine 3, cooling water pump 4, cooling tower 5 and water cooling pond 6, refrigeration machine 3, cooling water pump 4, water cooling pond 6 and cooling tower 5 connect and compose a series circulation water loop by water-supply-pipe successively, air conditioner watch cooling 1 and refrigerant water pump 2 form water loop by parallel with refrigeration machine 3 after water-supply-pipe series connection, the water-supply-pipe be connected with refrigeration machine 3 is respectively arranged with the first butterfly valve 7, second butterfly valve 8, 3rd butterfly valve 9 and the 4th butterfly valve 10, the energy-saving mechanism that described a kind of season in spring and autumn, central air-conditioning ran also comprises the first arm 11, second arm 12 and the 3rd arm 13, first arm 11 one end is connected on the water-supply-pipe between refrigeration machine 3 and cooling water pump 4, the other end is connected on the water-supply-pipe between air conditioner watch cooling 1 and refrigerant water pump 2, first arm 11 is provided with the 5th butterfly valve 14, second arm 12 one end is connected on the water-supply-pipe between refrigeration machine 3 and cooling tower 5, and the other end to be connected on the water-supply-pipe between air conditioner watch cooling 1 and refrigerant water pump 2 and to be positioned at the upstream of the first arm 11 tie point, the second arm 12 is provided with the 6th butterfly valve 15, 3rd arm 13 one end is connected on the water-supply-pipe between refrigerant water pump 2 and refrigeration machine 3, and the other end is connected on the water-supply-pipe between air conditioner watch cooling 1 and refrigeration machine 3, the 3rd arm 13 is provided with the 7th butterfly valve 16, water-supply-pipe between air conditioner watch cooling 1 and refrigerant water pump 2 is provided with the 8th butterfly valve 17 between the first arm 11 and the tie point of the second arm 12.
China's most area outside air in season in spring and autumn is dry, extraneous wet-bulb temperature is lower than 18 DEG C, water temperature in cooling tower 5 approaches wet-bulb temperature at that time, its natural temperature now directly can be utilized to cool and to carry out air-conditioner temperature adjustment, close the first butterfly valve 7, second butterfly valve 8, 3rd butterfly valve 9, 4th butterfly valve 10 and the 8th butterfly valve 17, close refrigeration machine 3, open the 5th butterfly valve 14, 6th butterfly valve 15 and the 7th butterfly valve 16, open refrigerant water pump 2 and cooling water pump 4, chilled water in second arm 12 enters cooling tower 5 and carries out Temperature fall after refrigerant water pump 2 pressurizes, then chilled water enters in water cooling pond 6, water-supply-pipe between cooling water pump 4 and water cooling pond 6 is provided with y-type filter 18, chilled water is pressurizeed by cooling water pump 4 and enters the first arm 11 after y-type filter 18 filters, chilled water enters air conditioner watch cooling 1 from the first arm 11 and carries out heat exchange, thus reach thermoregulator object, chilled water out enters the 3rd arm 13 afterwards from air conditioner watch cooling 1, again be forced through the second arm 12 through refrigerant water pump 2 and enter cooling tower 5, chilled water circulates according to this, continuous and air conditioner watch cooling 1 carries out heat exchange.
At winter and summer, recover central air-conditioning normal operation mode, open the first butterfly valve 7, second butterfly valve 8, the 3rd butterfly valve 9, the 4th butterfly valve 10 and the 8th butterfly valve 17, open refrigeration machine 3, close the 5th butterfly valve 14, the 6th butterfly valve 15 and the 7th butterfly valve 16, open refrigerant water pump 2 and cooling water pump 4.
Claims (3)
1. the energy-saving mechanism that season in spring and autumn, central air-conditioning ran, comprise air conditioner watch cooling, refrigerant water pump, refrigeration machine, cooling water pump, cooling tower and water cooling pond, refrigeration machine, cooling water pump, water cooling pond and cooling tower connect and compose a series circulation water loop by water-supply-pipe successively, air conditioner watch cooling and refrigerant water pump form water loop by parallel with refrigeration machine after water-supply-pipe series connection, the water-supply-pipe be connected with refrigeration machine is respectively arranged with the first butterfly valve, second butterfly valve, 3rd butterfly valve and the 4th butterfly valve, it is characterized in that: also comprise the first arm, second arm and the 3rd arm, first arm one end is connected on the water-supply-pipe between refrigeration machine and cooling water pump, the other end is connected on the water-supply-pipe between air conditioner watch cooling and refrigerant water pump, first arm is provided with the 5th butterfly valve, second arm one end is connected on the water-supply-pipe between refrigeration machine and cooling tower, and the other end to be connected on the water-supply-pipe between air conditioner watch cooling and refrigerant water pump and to be positioned at the upstream of the first arm tie point, the second arm is provided with the 6th butterfly valve, 3rd arm one end is connected on the water-supply-pipe between refrigerant water pump and refrigeration machine, and the other end is connected on the water-supply-pipe between air conditioner watch cooling and refrigeration machine, the 3rd arm is provided with the 7th butterfly valve, water-supply-pipe between air conditioner watch cooling and refrigerant water pump is provided with the 8th butterfly valve between the first arm and the tie point of the second arm.
2. a kind of energy-saving mechanism that season in spring and autumn, central air-conditioning ran as claimed in claim 1, is characterized in that: the water-supply-pipe between described cooling water pump and water cooling pond is provided with filter.
3. a kind of energy-saving mechanism that season in spring and autumn, central air-conditioning ran as claimed in claim 2, is characterized in that: described filter is y-type filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410459864.XA CN104235980A (en) | 2014-09-11 | 2014-09-11 | Energy-saving mechanism for central air conditioner running in spring and autumn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410459864.XA CN104235980A (en) | 2014-09-11 | 2014-09-11 | Energy-saving mechanism for central air conditioner running in spring and autumn |
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| CN104235980A true CN104235980A (en) | 2014-12-24 |
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| CN201410459864.XA Pending CN104235980A (en) | 2014-09-11 | 2014-09-11 | Energy-saving mechanism for central air conditioner running in spring and autumn |
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Citations (6)
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| JPH10238813A (en) * | 1997-02-28 | 1998-09-08 | N T T Facilities:Kk | Air conditioning system device |
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| CN202303780U (en) * | 2011-09-29 | 2012-07-04 | 厦门烟草工业有限责任公司 | Control system utilizing cooling water to directly supply cold |
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| CN204115123U (en) * | 2014-09-11 | 2015-01-21 | 河南中烟工业有限责任公司 | A kind of energy-saving mechanism that season in spring and autumn, central air-conditioning ran |
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2014
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10238813A (en) * | 1997-02-28 | 1998-09-08 | N T T Facilities:Kk | Air conditioning system device |
| CN101650056A (en) * | 2009-09-09 | 2010-02-17 | 北京康孚环境控制有限公司 | Combined cold supply system of cooling towers and water cooling unit and control method thereof |
| CN101902897A (en) * | 2010-07-19 | 2010-12-01 | 深圳市中兴新通讯设备有限公司 | Communication machine room cooling system |
| CN202303780U (en) * | 2011-09-29 | 2012-07-04 | 厦门烟草工业有限责任公司 | Control system utilizing cooling water to directly supply cold |
| CN102705939A (en) * | 2012-06-20 | 2012-10-03 | 江南大学 | Closed cooling tower refrigerating system applied to IDC (Internet Data Center) room and refrigerating method thereof |
| CN204115123U (en) * | 2014-09-11 | 2015-01-21 | 河南中烟工业有限责任公司 | A kind of energy-saving mechanism that season in spring and autumn, central air-conditioning ran |
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| Title |
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| 王涛，魏丰伟，侯忠平: "卷烟厂中央空调系统节能技术研究", 《中国烟草学会工业专业委员会2010年烟草工艺学术研讨会论文集》 * |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 450000 Yulin South Road, Henan, Zheng Dong, No. 16 South Road, Zhengzhou Applicant after: China Tobacco Henan Industrial Co., Ltd. Address before: 450000 Zhengzhou agricultural road, Henan, No. 29 Applicant before: China Tobacco Henan Industrial Co., Ltd. |
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| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141224 |