CN204830264U - Utilize nature cold source to carry out cryogenic air conditioning system - Google Patents
Utilize nature cold source to carry out cryogenic air conditioning system Download PDFInfo
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- CN204830264U CN204830264U CN201520364168.0U CN201520364168U CN204830264U CN 204830264 U CN204830264 U CN 204830264U CN 201520364168 U CN201520364168 U CN 201520364168U CN 204830264 U CN204830264 U CN 204830264U
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Abstract
The utility model provides an utilize nature cold source to carry out cryogenic air conditioning system, it includes: water -cooling screw rod machine, cooling tower, heat exchanger and air conditioning unit, air conditioning unit has inlet tube and wet return, and the cooling tower has delivery pipe and back flow, cooling tower, water -cooling screw rod machine and air conditioning unit form first cold water return circuit, cooling tower, heat exchanger and air conditioning unit form the secondary cooling water return circuit, first cold water return circuit and secondary cooling water return circuit are parallelly connected mutually, and when outdoor temperature was higher than temperature T1, first cold water return circuit provided the refrigerated water for air conditioning unit, and when outdoor temperature was less than temperature T1, the secondary cooling water return circuit provided the refrigerated water for air conditioning unit, and temperature T1 is the temperature of refrigerated water. The utility model discloses a but the adverse effect that new trend and indoor direct contact brought simultaneously, has been avoided again to the cold volume of air conditioning system make full use of new trend. Just the utility model discloses an air conditioning system can be according to actual conditions automatic switch -over system cold die formula, and entire system is stable, reliable, energy -conserving.
Description
Technical field
The utility model relates to refrigeration technology field, particularly relates to a kind of air-conditioning system being applicable to supply area and needing year round cooling.
Background technology
Needed to the air-conditioning system of refrigeration the whole year, the low-temperature receiver design of air-conditioning system is key wherein.Existing air-conditioning system, all rely on main frame refrigeration, energy consumption is larger.Especially winter, outdoor temperature is lower, and outdoor new wind is a good natural cooling source, can be used, so can reduce the consumption of the energy to it.
But if directly all adopt new wind to pass into indoor, Outdoor Air Quality is poor, comprises dust, chemical gas, water etc., if it is higher to process cost one by one to it in air.Therefore, usual treating method is: utilize the mode that dirt in air filter, aerochemistry filter, cooling, dehumidifying etc. combine, but the cost of maintenance filter is high.
In addition, if directly filtered by new for outdoor wind and lower the temperature or pass into room again after heating, chemical gas residual in air, as sulfur dioxide etc., can cause certain influence to the production of the products such as electronic chip, the performance of the products such as electronic chip may be caused to reduce, and service life reduces.
Therefore, for the problems referred to above, be necessary to propose further solution.
Utility model content
The purpose of this utility model is to provide a kind of natural cooling source that utilizes to carry out the air-conditioning system of freezing, to overcome the deficiencies in the prior art.
For realizing above-mentioned utility model object, of the present utility modelly provide a kind of natural cooling source that utilizes to carry out the air-conditioning system of freezing, it comprises: water-cooling screw rod machine, cooling tower, heat exchanger and air-conditioner set;
Described air-conditioner set has water inlet pipe and return pipe, and described cooling tower has feed pipe and return duct;
Described water-cooling screw rod machine is connected with described water inlet pipe, return pipe, feed pipe and return duct, and described cooling tower, water-cooling screw rod machine and air-conditioner set form the first chilled water circuit;
Described heat exchanger is connected with described water inlet pipe, return pipe, feed pipe and return duct, and described cooling tower, heat exchanger and air-conditioner set form the second chilled water circuit;
Described first chilled water circuit and the second chilled water circuit are in parallel, when described outdoor temperature is higher than temperature T1, described first chilled water circuit provides cooling water for described air-conditioner set, when described outdoor temperature is lower than temperature T1, described second chilled water circuit provides cooling water for described air-conditioner set, and described temperature T1 is the temperature of chilled water.
As the improvement utilizing natural cooling source to carry out the air-conditioning system of freezing of the present utility model, described first chilled water circuit comprises the first pipeline between described water-cooling screw rod machine and cooling tower and the second pipeline and the 3rd pipeline between described water-cooling screw rod machine and air-conditioner set and the 4th pipeline.
As the improvement utilizing natural cooling source to carry out the air-conditioning system of freezing of the present utility model, described first pipeline, the second pipeline, the 3rd pipeline and the 4th pipeline are respectively arranged with the first water valve, the second water valve, the 3rd water valve and the 4th water valve.
As the improvement utilizing natural cooling source to carry out the air-conditioning system of freezing of the present utility model, described second chilled water circuit comprises the 5th pipeline between described heat exchanger and cooling tower and the 6th pipeline and the 7th pipeline between described heat exchanger and air-conditioner set and the 8th pipeline.
As the improvement utilizing natural cooling source to carry out the air-conditioning system of freezing of the present utility model, described 5th pipeline and the 8th pipeline are respectively arranged with the 5th water valve and the 6th water valve.
As the improvement utilizing natural cooling source to carry out the air-conditioning system of freezing of the present utility model, the described air-conditioning system utilizing natural cooling source to carry out freezing also comprises temperature sensor.
As the improvement utilizing natural cooling source to carry out the air-conditioning system of freezing of the present utility model, described heat exchanger is plate type heat exchanger.
As the improvement utilizing natural cooling source to carry out the air-conditioning system of freezing of the present utility model, described air-conditioner set comprises coil pipe, on the water inlet that described water inlet pipe and return pipe are connected to described coil pipe and water return outlet.
As the improvement utilizing natural cooling source to carry out the air-conditioning system of freezing of the present utility model, the described air-conditioning system utilizing natural cooling source to carry out freezing also comprises cooling water pump and chilled water pump, described cooling water pump is arranged on described feed pipe, and described chilled water pump is arranged on described return pipe.
Compared with prior art, the beneficial effects of the utility model are: the air-conditioning system utilizing natural cooling source to carry out freezing of the present utility model can make full use of the cold of new wind, meanwhile, turn avoid new wind and directly contact with indoor the adverse effect brought.And the natural cooling source that utilizes of the present utility model carries out the air-conditioning system of freezing, can to automatically switch refrigeration mode according to actual conditions, whole system is stable, reliable, energy-conservation.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of air-conditioning system one detailed description of the invention utilizing natural cooling source to carry out freezing of the present utility model.
Detailed description of the invention
Below in conjunction with each embodiment shown in the drawings, the utility model is described in detail; but should be noted that; these embodiments are not limitation of the utility model; those of ordinary skill in the art are according to these embodiment institute work energy, method or structural equivalent transformations or substitute, and all belong within protection domain of the present utility model.
As shown in Figure 1, the air-conditioning system utilizing natural cooling source to carry out freezing of the present utility model comprises: water-cooling screw rod machine 10, cooling tower 20, heat exchanger 30 and air-conditioner set 40.
Described air-conditioner set 40 has water inlet pipe 41 and return pipe 42, and described cooling tower 20 has feed pipe 21 and return duct 22.Wherein, described water inlet pipe 41 is for providing chilled water for described air-conditioner set 40, and described return pipe 42 for discharging the chilled water after heat exchange, and utilizes again.Described feed pipe 21 is for carrying the cooling water in cooling tower 20, and described return duct 22 is for being back to cooling tower 20 by the cooling water after heat exchange.
Described water-cooling screw rod machine 10, for reducing the temperature of cooling water in cooling tower 20, forms chilled water, and manage with described water inlet pipe 41, backwater 42, feed pipe 21 and return duct 22 be connected.Thus described cooling tower 20, water-cooling screw rod machine 10 and air-conditioner set 40 form the first chilled water circuit.Particularly, described first chilled water circuit comprises the first pipeline 51 between described water-cooling screw rod machine 10 and cooling tower 20 and the second pipeline 52 and the 3rd pipeline 53 between described water-cooling screw rod machine 10 and air-conditioner set 40 and the 4th pipeline 54.Wherein, the cooling water in cooling tower 20 is supplied to water-cooling screw rod machine 10 by described first pipeline 51; Described second pipeline 52 is for the backflow of cooling water in cooling tower 20; Described 3rd pipeline 53 is for being delivered to air-conditioner set 40 by the chilled water after cooling; Described 4th pipeline 54 is for the backflow of chilled water in water-cooling screw rod machine 10.
Described heat exchanger 30 carries out heat exchange by the new wind of cooling water and outdoor, thus reduces the temperature of cooling water in cooling tower 20, forms chilled water.Described heat exchanger 30 is connected with described water inlet pipe 41, return pipe 42, feed pipe 21 and return duct 22, and described cooling tower 20, heat exchanger 30 and air-conditioner set 40 form the second chilled water circuit.Particularly, described second chilled water circuit comprises the 5th pipeline 55 between described heat exchanger 30 and cooling tower 20 and the 6th pipeline 56 and the 7th pipeline 57 between described heat exchanger 30 and air-conditioner set 40 and the 8th pipeline 58.Wherein, the cooling water in cooling tower 20 is supplied to heat exchanger 30 by described 5th pipeline 55; Described 6th pipeline 56 is for the backflow of cooling water in cooling tower 20; Described 7th pipeline 57 is for being delivered to air-conditioner set 40 by the chilled water after cooling; Described 8th pipeline 58 is for the backflow of chilled water in heat exchanger 30.
In above-mentioned embodiment, described first chilled water circuit and the second chilled water circuit are in parallel, thus, described outdoor temperature sets according to the temperature requirements of chilled water higher than a certain temperature T1(T1) time, described first chilled water circuit provides chilled water for described air-conditioner set 40, and described outdoor temperature sets according to the temperature requirements of chilled water lower than a certain temperature T1(T1) time, described second chilled water circuit provides chilled water for described air-conditioner set 40, thus make full use of outdoor cold, economize energy.
For realizing described first chilled water circuit and the second cold water independently works separately, described first pipeline 51, second pipeline 52, the 3rd pipeline 53 and the 4th pipeline 54 are respectively arranged with the first water valve 61, second water valve 62, the 3rd water valve 63 and the 4th water valve 64.Described 5th pipeline 55 and the 8th pipeline 58 are respectively arranged with the 5th water valve 65 and the 6th water valve 66.
Thus new air temperature sets according to the temperature requirements of chilled water higher than a certain temperature T1(T1 when outdoor) time, the first water valve 61, second water valve 62, the 3rd water valve 63 and the 4th water valve 64 are opened, and the 5th water valve 65 and the 6th water valve 66 are closed.Cooling water in cooling tower 20 enters water-cooling screw rod machine 10, chilled water is manufactured by water-cooling screw rod machine 10, supply air-conditioner set 40 freezes, after carrying out heat exchange, chilled water backwater in air-conditioner set 40 is got back in water-cooling screw rod machine 10, and get back to further in cooling tower 20 system, thus enter next circulation.
When outdoor, new air temperature sets according to the temperature requirements of chilled water lower than a certain temperature T1(T1) time, the first water valve 61, second water valve 62, the 3rd water valve 63 and the 4th water valve 64 are closed, and the 5th water valve 65 and the 6th water valve 66 are opened.The backwater of the cooling water in cooling tower 20 and air-conditioner set 40 all enters in heat exchanger 30 and carries out heat exchange, chilled water to be entered in air-conditioner set 40 by water inlet pipe 41 through heat exchange and freezes, then cooling water backwater is got back in cooling tower 20, thus enters next circulation.
In order to judge the temperature height of outdoor new wind and temperature T1, the described air-conditioning system utilizing natural cooling source to carry out freezing also comprises temperature sensor, and it is for the temperature of wind new outside sensing chamber.
In addition, described heat exchanger 30 is plate type heat exchanger.Described air-conditioner set 40 comprises coil pipe 43, on the water inlet that described water inlet pipe 41 and return pipe 42 are connected to described coil pipe 43 and water return outlet.The described air-conditioning system utilizing natural cooling source to carry out freezing also comprises cooling water pump 70 and chilled water pump 71, and described cooling water pump 70 is arranged on described feed pipe 21, and described chilled water pump 71 is arranged on described return pipe 42.Described cooling water pump 70 is for the conveying of cooling water in auxiliary cooling tower 20, and described chilled water pump 71 is for the backwater of the chilled water after auxiliary heat-exchanging.The model of described cooling water pump 70 and chilled water pump 71 can be selected as required.
In sum, the air-conditioning system utilizing natural cooling source to carry out freezing of the present utility model can make full use of the cold of new wind, meanwhile, turn avoid new wind and directly contacts with indoor the adverse effect brought.And the natural cooling source that utilizes of the present utility model carries out the air-conditioning system of freezing, can to automatically switch refrigeration mode according to actual conditions, whole system is stable, reliable, energy-conservation.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (9)
1. utilize natural cooling source to carry out an air-conditioning system of freezing, it is characterized in that, described air-conditioning system comprises: water-cooling screw rod machine, cooling tower, heat exchanger and air-conditioner set;
Described air-conditioner set has water inlet pipe and return pipe, and described cooling tower has feed pipe and return duct;
Described water-cooling screw rod machine is connected with described water inlet pipe, return pipe, feed pipe and return duct, and described cooling tower, water-cooling screw rod machine and air-conditioner set form the first chilled water circuit;
Described heat exchanger is connected with described water inlet pipe, return pipe, feed pipe and return duct, and described cooling tower, heat exchanger and air-conditioner set form the second chilled water circuit;
Described first chilled water circuit and the second chilled water circuit are in parallel, when outdoor temperature is higher than temperature T1, described first chilled water circuit provides chilled water for described air-conditioner set, when outdoor temperature is lower than temperature T1, described second chilled water circuit provides chilled water for described air-conditioner set, and described temperature T1 is the temperature of chilled water.
2. the natural cooling source that utilizes according to claim 1 carries out the air-conditioning system of freezing, it is characterized in that, described first chilled water circuit comprises the first pipeline between described water-cooling screw rod machine and cooling tower and the second pipeline and the 3rd pipeline between described water-cooling screw rod machine and air-conditioner set and the 4th pipeline.
3. the natural cooling source that utilizes according to claim 2 carries out the air-conditioning system of freezing, it is characterized in that, described first pipeline, the second pipeline, the 3rd pipeline and the 4th pipeline are respectively arranged with the first water valve, the second water valve, the 3rd water valve and the 4th water valve.
4. the natural cooling source that utilizes according to claim 1 carries out the air-conditioning system of freezing, it is characterized in that, described second chilled water circuit comprises the 5th pipeline between described heat exchanger and cooling tower and the 6th pipeline and the 7th pipeline between described heat exchanger and air-conditioner set and the 8th pipeline.
5. the natural cooling source that utilizes according to claim 4 carries out the air-conditioning system of freezing, and it is characterized in that, described 5th pipeline and the 8th pipeline are respectively arranged with the 5th water valve and the 6th water valve.
6. the natural cooling source that utilizes according to claim 1 carries out the air-conditioning system of freezing, and it is characterized in that, the described air-conditioning system utilizing natural cooling source to carry out freezing also comprises temperature sensor.
7. the natural cooling source that utilizes according to claim 1 carries out the air-conditioning system of freezing, and it is characterized in that, described heat exchanger is plate type heat exchanger.
8. the natural cooling source that utilizes according to claim 1 carries out the air-conditioning system of freezing, and it is characterized in that, described air-conditioner set comprises coil pipe, on the water inlet that described water inlet pipe and return pipe are connected to described coil pipe and water return outlet.
9. the natural cooling source that utilizes according to claim 1 carries out the air-conditioning system of freezing, it is characterized in that, the described air-conditioning system utilizing natural cooling source to carry out freezing also comprises cooling water pump and chilled water pump, described cooling water pump is arranged on described feed pipe, and described chilled water pump is arranged on described return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520364168.0U CN204830264U (en) | 2015-05-29 | 2015-05-29 | Utilize nature cold source to carry out cryogenic air conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520364168.0U CN204830264U (en) | 2015-05-29 | 2015-05-29 | Utilize nature cold source to carry out cryogenic air conditioning system |
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| CN204830264U true CN204830264U (en) | 2015-12-02 |
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| CN201520364168.0U Active CN204830264U (en) | 2015-05-29 | 2015-05-29 | Utilize nature cold source to carry out cryogenic air conditioning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507058A (en) * | 2017-02-24 | 2018-09-07 | 江苏宜安建设有限公司 | A kind of cooling tower indirect cooling device |
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2015
- 2015-05-29 CN CN201520364168.0U patent/CN204830264U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507058A (en) * | 2017-02-24 | 2018-09-07 | 江苏宜安建设有限公司 | A kind of cooling tower indirect cooling device |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210402 Address after: 213000 No.19, Xingao Road, green building industry demonstration zone, Niutang Town, Wujin District, Changzhou City, Jiangsu Province Patentee after: JIANGSU KELI AIR CONDITIONING Co.,Ltd. Address before: Room 901, building 18, 3188 Renmin Road, Pingjiang District, Suzhou City, Jiangsu Province 215000 Patentee before: SUZHOU YIDIANSHEN AIR CONDITIONING EQUIPMENT ENGINEERING Co.,Ltd. |