CN203642543U - Energy feedback type heat exchange system - Google Patents
Energy feedback type heat exchange system Download PDFInfo
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- CN203642543U CN203642543U CN201320712850.5U CN201320712850U CN203642543U CN 203642543 U CN203642543 U CN 203642543U CN 201320712850 U CN201320712850 U CN 201320712850U CN 203642543 U CN203642543 U CN 203642543U
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- heat exchanger
- fluid
- output port
- circulation
- expansion valve
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Abstract
The utility model discloses an energy feedback type heat exchange system. One way of heat exchanger for heat exchange with factory fluid is additionally arranged in the system; when the load of a controlled object is lower than the refrigerating capacity of a compressor, the remainder is used for cooling the factory fluid (feedback of the factory fluid), so that the temperature of the controlled object is controlled, and the total energy consumption is reduced; the production cost is decreased.
Description
[technical field]
The utility model relates to heat exchange field, relates in particular to a kind of energy feedback type heat-exchange system.
[background technology]
In circulating fluid or gas temperature control, often utilize existing cooling water, it is generally the cooling water (secondary cooling water) that shop equipment factory business water or cooling tower are made, hereinafter referred to as cooling water, this cooling water temperature is (for example 20 degree Celsius) fixed mostly, and need controlled objects (equipment) often to need another temperature or one need to be a variable temperature range, for example 20 degree Celsius are to certain temperature in 80 degree.For using the Wu Shui of factory to do the compressor assembly that heat removes, in the time that the heat load of controlled object is less than the refrigerating capacity of compressor assembly, system adopts heating agent bypass or auxiliary heating silk to eliminate its unnecessary refrigerating capacity conventionally.But this method can improve overall energy consumption, is unfavorable for energy-conserving and environment-protective.
[utility model content]
The technical problems to be solved in the utility model is to provide a kind of energy feedback type heat-exchange system, in the time that controlled object heat load is less than compressor refrigerating capacity, remainder is cooling for factory business fluid, to reach temperature control, energy-conservation object.
For solving the problems of the technologies described above, the utility model provides a kind of energy feedback type heat-exchange system, and it comprises circulation of fluid path, cooling fluid circuit and factory's business fluid passage,
Described circulation of fluid path comprises First Heat Exchanger, circulation of fluid entrance and circulation of fluid outlet, circulation of fluid and cooling fluid carry out heat exchange at described First Heat Exchanger place, described First Heat Exchanger comprises first input end mouth, the first output port, the second input port being communicated with first input end mouth and the second output port being communicated with the second input port
Described cooling fluid circuit comprises compressor, the second heat exchanger, the 3rd heat exchanger, the first electric expansion valve and the second electric expansion valve, cooling fluid and factory's business fluid are at described the second heat exchanger, the 3rd heat exchanger place carries out heat exchange, described the second heat exchanger comprises the 3rd input port, the 3rd output port being communicated with the 3rd input port, four-input terminal mouth and the 4th output port being communicated with four-input terminal mouth, described the 3rd heat exchanger comprises the 5th input port, the 5th output port being communicated with the 5th input port, the 6th input port and the 6th output port being communicated with the 6th input port, the input port of described compressor is connected with the second output port of described First Heat Exchanger, the output port of described compressor is connected with the first input end mouth of described the second heat exchanger, the output port of described the first electric expansion valve is connected with the second input port of described First Heat Exchanger, the input port of described the first electric expansion valve is connected with the 3rd output port of described the second heat exchanger, the output port of described the second electric expansion valve is connected with the 5th input port of described the 3rd heat exchanger, the input port of described the second electric expansion valve is connected with the 3rd output port of described the second heat exchanger,
Described factory business fluid flows into from the four-input terminal mouth of described the second heat exchanger, flow out or/and described factory business fluid flows into from the 6th input port of described the 3rd heat exchanger from the 4th output port of described the second heat exchanger, flow out from the 6th output port of described the 3rd heat exchanger.
Further, described circulation of fluid path also comprises the first temperature sensor for detection of described circulation of fluid temperature, described factory business fluid passage also comprises the second temperature sensor for detection of described factory business fluid temperature (F.T.), and factory's business fluid temperature (F.T.) that the circulation of fluid temperature detecting based on described the first temperature sensor and the second temperature sensor detect is controlled the switch ratio of the first electric expansion valve and the second electric expansion valve.
Further, the switch ratio of described the first electric expansion valve and the second electric expansion valve is controlled.
Further, described cooling fluid circuit has two loops, and Article 1 loop is: the loop that described compressor, described the second heat exchanger, described the first electric expansion valve and described First Heat Exchanger form,
Article 2 loop is: the loop that described compressor, described the second heat exchanger, described the second electric expansion valve and described the 3rd heat exchanger form.
Further, described factory business fluid passage has two paths, and Article 1 path is: the path that described factory business fluid intake, described the second heat exchanger and described factory business fluid issuing form,
Article 2 path is: the path that described factory business fluid intake, described the 3rd heat exchanger and described factory business fluid issuing form.
Further, described circulation of fluid path also comprises the circulating pump for increasing described circulation of fluid circulation power, the input port of described circulating pump is communicated with the first output port of described First Heat Exchanger, and the output port of described circulating pump is communicated with described circulation of fluid outlet.
Further, described cooling fluid circuit also comprises the drying machine of the 3rd output port that is arranged at described the second heat exchanger, to reduce cooling fluid moisture content.
Further, described cooling fluid circuit also comprises the peep hole that is arranged at the described drying machine port of export.
Further, described circulation of fluid is liquid or gas, and described cooling fluid is freon refrigerant, and described factory business fluid is cooling water.
Compared with prior art, the utility model is by the heat exchanger of adding a road and factory's business fluid carries out heat exchange in system, in the time that controlled object load is less than compressor refrigerating capacity, remainder is used for to factory's business fluid cooling (feedback factory business fluid), make it both to have controlled controlled object temperature, reduce again overall energy consumption, saved production cost.
[accompanying drawing explanation]
Fig. 1 is energy feedback type heat-exchange system in the utility model structural representation in one embodiment.
Wherein: 100 is energy feedback type heat-exchange system, 110 is circulation of fluid path, 111 is circulation of fluid outlet, 112 is circulation of fluid entrance, 113 is First Heat Exchanger, 114 is circulating pump, 115 is the first temperature sensor, 120 is cooling fluid circuit, 121 is compressor, 122 is the 3rd heat exchanger, 123 is the second heat exchanger, 124 is drying machine, 125 is peep hole, 126 is the first electric expansion valve, 127 is the second electric expansion valve, 130 is factory's business fluid passage, 131 is factory's business fluid intake, 132 is factory's business fluid issuing, 133 is the second temperature sensor, 140 is controlled object.
[specific embodiment]
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with the specific embodiment, the utility model is described in further detail.
Alleged " embodiment " or " embodiment " refer to that the special characteristic relevant to described embodiment, structure or characteristic at least can be contained at least one implementation of the utility model herein.Different local in this manual " in one embodiment " that occur also nonessentially all refer to same embodiment, must not be yet with other embodiment mutually exclusive separately or select embodiment.In addition, represent sequence of modules in method, flow chart or the functional block diagram of one or more embodiment and revocablely refer to any particular order, also not forming restriction of the present utility model.
Fig. 1 is energy feedback type heat-exchange system in the utility model structural representation in one embodiment.As shown in Figure 1, described energy feedback type heat-exchange system 100 comprises circulation of fluid path 110, cooling fluid circuit 120 and factory's business fluid passage 130.
Described circulation of fluid path 110 comprises First Heat Exchanger 113, circulation of fluid entrance 112 and circulation of fluid outlet 111.Circulation of fluid and cooling fluid carry out heat exchange at described First Heat Exchanger 113 places.
Described First Heat Exchanger 113 comprises first input end mouth, the first output port, the second input port being communicated with first input end mouth and the second output port being communicated with the second input port.
Described circulation of fluid is from controlled object 140 flows out, flow into First Heat Exchanger 113 through circulation of fluid entrance 112 by the first input end mouth of described First Heat Exchanger 113, fluid flows out from the first output port of First Heat Exchanger 113, and flow out by described circulation of fluid outlet 111, finally flow to controlled object 140.
Described factory business fluid intake 131 is connected with the four-input terminal mouth of described the second heat exchanger 123, and described factory business fluid issuing 132 is connected with the 4th output port of described the second heat exchanger 123; Described factory business fluid intake 131 is connected with the 6th input port of described the 3rd heat exchanger 122, and described factory business fluid issuing 132 is connected with the 6th output port of described the 3rd heat exchanger 122.
Can find out, described factory business fluid passage 130 has two paths, Article 1, path is: the path that described factory business fluid intake 131, the second heat exchanger 123 and described factory business fluid issuing 132 form, concrete, described factory business fluid flows into from described factory business fluid intake 131, described the second heat exchanger 123 of flowing through, carries out heat exchange at described the second heat exchanger 123 places, with after flow out through described factory business fluid issuing 132.
Article 2 path is: the path that described factory business fluid intake 131, the 3rd heat exchanger 122 and described factory business fluid issuing 132 form, concrete, described factory business fluid flows into from described factory business fluid intake 131, described the 3rd heat exchanger 122 of flowing through, carry out heat exchange at described the 3rd heat exchanger 122 places, with after flow out through described factory business fluid issuing 132.
Described cooling fluid circuit 120 comprises compressor 121, the second heat exchanger 123, the 3rd heat exchanger 122, the first electric expansion valve 126 and the second electric expansion valve 127.Cooling fluid and factory's business fluid carry out heat exchange at described the second heat exchanger 123, the 3rd heat exchanger 122 places.
Described the second heat exchanger 123 comprises the 3rd input port, the 3rd output port being communicated with the 3rd input port, four-input terminal mouth and the 4th output port being communicated with four-input terminal mouth, described the 3rd heat exchanger 122 comprises the 5th input port, the 5th output port being communicated with the 5th input port, the 6th input port and the 6th output port being communicated with the 6th input port, the input port of described compressor 121 is connected with the second output port of described First Heat Exchanger 113, the output port of described compressor 121 is connected with the first input end mouth of described the second heat exchanger 123, the output port of described the first electric expansion valve 126 is connected with the second input port of described First Heat Exchanger 113, the input port of described the first electric expansion valve 126 is connected with the 3rd output port of described the second heat exchanger 123, the output port of described the second electric expansion valve 127 is connected with the 5th input port of described the 3rd heat exchanger 122, the input port of described the second electric expansion valve 127 is connected with the 3rd output port of described the second heat exchanger 123.
A described cooling fluid part flows out and flows into the second heat exchanger 123 through the 3rd input port of the second heat exchanger 123 via the output of compressor 121, cooling fluid flows out from the 3rd delivery outlet end of the second heat exchanger 123, flow to the second input port of First Heat Exchanger 113 through the first electric expansion valve 126, then cooling fluid flows out from the second output port of First Heat Exchanger 113, is got back in compressor 121 by the input of compressor 121; Another part flows out and flows into the second heat exchanger 123 through the 3rd input port of the second heat exchanger 123 via the output of compressor 121, cooling fluid flows out from the 3rd delivery outlet end of the second heat exchanger 123, flow to the 5th input port of the 3rd heat exchanger 122 through the second electric expansion valve 127, then cooling fluid flows out from the 5th output port of the 3rd heat exchanger 122, is got back in compressor 121 by the input of compressor 121.
Wherein the switch ratio of the first electric expansion valve 126 and the second electric expansion valve 127 is adjustable, be opened into 0% unlatching such as 100%, adjust grade, so have 0% for every 5% 1,5%, 10% ...---95%, 100% much more so switch ratio grades, like this with respect to overall system control flow bore, can point-device adjustment flow, thus the power of heat exchange can be controlled accurately, and then the temperature of accurate controlled circulation fluid.Each electric expansion valve, with stepper motor or the direct current generator of gauge tap ratio, is controlled the switch ratio of described electric expansion valve by controlling described stepper motor or direct current generator.When high temperature, as 80 degrees Celsius of circulation of fluids, need be down to 20 degrees Celsius, allowing the first electric expansion valve 126 open tunes up, the second electric expansion valve 127 is opened and is turned down or close, increase the heat exchange amount of cooling fluid and circulation of fluid, reduce the heat exchange amount of cooling fluid and factory's business fluid, reduce the object of circulation of fluid temperature to reach high-amplitude; When low temperature, as 25 degrees Celsius of circulation of fluids, need be down to 20 degrees Celsius, allowing the first electric expansion valve 126 open turns down, the second electric expansion valve 127 is opened and is tuned up, reduce the heat exchange amount of cooling fluid and circulation of fluid, increase the heat exchange amount of cooling fluid and factory's business fluid, reduce the object of circulation of fluid temperature to reach low amplitude.
Can find out, described cooling fluid circuit 120 has two loops, Article 1, loop is: the loop that described compressor 121, described the second heat exchanger 123, described the first electric expansion valve 126 and described First Heat Exchanger 113 form, concrete, described cooling fluid flows out from described compressor 121, flow through described the second heat exchanger 123, the first electric expansion valve 126 and described First Heat Exchanger 113, carry out heat exchange at described the second heat exchanger 123 and First Heat Exchanger 113 places, get back to subsequently described compressor 121.
Article 2 loop is: the loop that described compressor 121, described the second heat exchanger 123, described the second electric expansion valve 127 and described the 3rd heat exchanger 122 form, concrete, described cooling fluid flows out from described compressor 121, flow through described the second heat exchanger 123, the second electric expansion valve 127 and described the 3rd heat exchanger 122, carry out heat exchange at described the second heat exchanger 123 and described the 3rd heat exchanger 122 places, get back to subsequently described compressor 121.
In the present embodiment, described circulation of fluid path 110 also comprises the circulating pump 114 for increasing described circulation of fluid circulation power, the input port of described circulating pump 114 is communicated with the first output port of described First Heat Exchanger 113, and the output port of described circulating pump 114 is communicated with described circulation of fluid outlet 111.On described circulation of fluid path 110, also comprise the first temperature sensor 115, it is for detection of the temperature of described circulation of fluid.The input port of described the first temperature sensor 115 is communicated with the output port of described circulating pump 114, and the output port of described the first temperature sensor 115 is connected with described circulation of fluid outlet 111.Described circulation of fluid flows out from the first output port of described First Heat Exchanger 113, through circulating pump 114 and the first temperature sensor 115, arrives circulation of fluid outlet 111.
Described factory business fluid passage 130 also comprises the second temperature sensor 133, and it is for detection of the temperature of described factory business fluid.The input port of described the second temperature sensor 133 is communicated with the entrance 131 of described factory business fluid, and the output port of described the second temperature sensor 133 is connected with the outlet 132 of described factory business fluid.Described factory business fluid flows into from described factory business fluid intake 131, through described temperature sensor 133 and the second heat exchanger 123, arrives factory's business fluid issuing 132.
Factory's business fluid temperature (F.T.) that the circulation of fluid temperature detecting based on described the first temperature sensor 115 and the second temperature sensor 133 detect is controlled the switch ratio of the first electric expansion valve 126 and the second electric expansion valve 127, thereby realize the control to cooling fluid in energy feedback type heat-exchange system 100, and then realize the accurate temperature control of controlled device.
In the present embodiment, described cooling fluid circuit 120 also comprises the drying machine 124 of the 3rd output port that is arranged at described the second heat exchanger 123, to reduce cooling fluid moisture content, and be arranged at the peep hole 125 of described drying machine 124 ports of export, to observe the situation of cooling fluid.
In the present embodiment, described circulation of fluid is liquid or gas, and described cooling fluid is freon refrigerant, and described factory business fluid is cooling water.
In sum, energy feedback type heat-exchange system 100 of the present utility model arranges the first electric expansion valve 126 between the 3rd output port of described the second heat exchanger 123 and the second input port of described First Heat Exchanger 113; Between the 3rd output port of described the second heat exchanger 123 and the 5th input port of described the 3rd heat exchanger 122, the second electric expansion valve 127 is set.Described energy feedback type heat-exchange system 100 also comprises the first temperature sensor 115 for detection of described circulation of fluid temperature being arranged on described circulation of fluid path 110 and the second temperature sensor 133 for detection of described factory business fluid temperature (F.T.) being arranged on described factory business fluid passage 130, factory's business fluid temperature (F.T.) that the circulation of fluid temperature detecting based on described the first temperature sensor 115 and described the second temperature sensor 133 detect is controlled the switch ratio of each electric expansion valve, regulate the heat exchange amount of a part of cooling fluid and circulation of fluid and factory's business fluid.Utilize more than 1 or 2 electric expansion valve ratios adjusting to reach wide temperature field control object, thereby effectively accomplish the accurate temperature controlling of circulating fluid a wider temperature range.
Its specific works principle is: described cooling fluid flows out from compressor 121, after the second heat exchanger 123, a part is through the first electric expansion valve 126 and First Heat Exchanger 113, and described cooling fluid is got back to compressor 121 after First Heat Exchanger 113 places and circulation of fluid are carried out heat exchange; Another part is through the second electric expansion valve 127 and the 3rd heat exchanger 122, and described cooling fluid is got back to compressor 121 after the second heat exchanger 123 and the 3rd heat exchanger 122 places and factory's business fluid carry out heat exchange.
It should be noted that, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (9)
1. an energy feedback type heat-exchange system, it comprises circulation of fluid path, cooling fluid circuit and factory's business fluid passage,
Described circulation of fluid path comprises First Heat Exchanger, circulation of fluid entrance and circulation of fluid outlet, circulation of fluid and cooling fluid carry out heat exchange at described First Heat Exchanger place, described First Heat Exchanger comprises first input end mouth, the first output port, the second input port being communicated with first input end mouth and the second output port being communicated with the second input port, it is characterized in that
Described cooling fluid circuit comprises compressor, the second heat exchanger, the 3rd heat exchanger, the first electric expansion valve and the second electric expansion valve, cooling fluid and factory's business fluid are at described the second heat exchanger, the 3rd heat exchanger place carries out heat exchange, described the second heat exchanger comprises the 3rd input port, the 3rd output port being communicated with the 3rd input port, four-input terminal mouth and the 4th output port being communicated with four-input terminal mouth, described the 3rd heat exchanger comprises the 5th input port, the 5th output port being communicated with the 5th input port, the 6th input port and the 6th output port being communicated with the 6th input port, the input port of described compressor is connected with the second output port of described First Heat Exchanger, the output port of described compressor is connected with the first input end mouth of described the second heat exchanger, the output port of described the first electric expansion valve is connected with the second input port of described First Heat Exchanger, the input port of described the first electric expansion valve is connected with the 3rd output port of described the second heat exchanger, the output port of described the second electric expansion valve is connected with the 5th input port of described the 3rd heat exchanger, the input port of described the second electric expansion valve is connected with the 3rd output port of described the second heat exchanger,
Described factory business fluid flows into from the four-input terminal mouth of described the second heat exchanger, flow out or/and described factory business fluid flows into from the 6th input port of described the 3rd heat exchanger from the 4th output port of described the second heat exchanger, flow out from the 6th output port of described the 3rd heat exchanger.
2. energy feedback type heat-exchange system as claimed in claim 1, it is characterized in that: described circulation of fluid path also comprises the first temperature sensor for detection of described circulation of fluid temperature, described factory business fluid passage also comprises the second temperature sensor for detection of described factory business fluid temperature (F.T.), and factory's business fluid temperature (F.T.) that the circulation of fluid temperature detecting based on described the first temperature sensor and the second temperature sensor detect is controlled the switch ratio of the first electric expansion valve and the second electric expansion valve.
3. energy feedback type heat-exchange system as claimed in claim 2, is characterized in that: the switch ratio of described the first electric expansion valve and the second electric expansion valve is controlled.
4. energy feedback type heat-exchange system as claimed in claim 1, it is characterized in that: described cooling fluid circuit has two loops, Article 1, loop is: the loop that described compressor, described the second heat exchanger, described the first electric expansion valve and described First Heat Exchanger form
Article 2 loop is: the loop that described compressor, described the second heat exchanger, described the second electric expansion valve and described the 3rd heat exchanger form.
5. energy feedback type heat-exchange system as claimed in claim 1, is characterized in that: described factory business fluid passage has two paths, and Article 1 path is: the path that described factory business fluid intake, described the second heat exchanger and described factory business fluid issuing form,
Article 2 path is: the path that described factory business fluid intake, described the 3rd heat exchanger and described factory business fluid issuing form.
6. energy feedback type heat-exchange system as claimed in claim 1, it is characterized in that: described circulation of fluid path also comprises the circulating pump for increasing described circulation of fluid circulation power, the input port of described circulating pump is communicated with the first output port of described First Heat Exchanger, and the output port of described circulating pump is communicated with described circulation of fluid outlet.
7. energy feedback type heat-exchange system as claimed in claim 1, is characterized in that: described cooling fluid circuit also comprises the drying machine of the 3rd output port that is arranged at described the second heat exchanger, to reduce cooling fluid moisture content.
8. energy feedback type heat-exchange system as claimed in claim 7, is characterized in that: described cooling fluid circuit also comprises the peep hole that is arranged at the described drying machine port of export.
9. energy feedback type heat-exchange system as claimed in claim 1, is characterized in that: described circulation of fluid is liquid or gas, and described cooling fluid is freon refrigerant, and described factory business fluid is cooling water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320712850.5U CN203642543U (en) | 2013-11-12 | 2013-11-12 | Energy feedback type heat exchange system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320712850.5U CN203642543U (en) | 2013-11-12 | 2013-11-12 | Energy feedback type heat exchange system |
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| CN203642543U true CN203642543U (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320712850.5U Withdrawn - After Issue CN203642543U (en) | 2013-11-12 | 2013-11-12 | Energy feedback type heat exchange system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574954A (en) * | 2013-11-12 | 2014-02-12 | 无锡溥汇机械科技有限公司 | Energy feedback type heat exchange system |
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2013
- 2013-11-12 CN CN201320712850.5U patent/CN203642543U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574954A (en) * | 2013-11-12 | 2014-02-12 | 无锡溥汇机械科技有限公司 | Energy feedback type heat exchange system |
| CN103574954B (en) * | 2013-11-12 | 2015-11-04 | 无锡溥汇机械科技有限公司 | A kind of energy feedback type heat exchange system |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140611 Effective date of abandoning: 20151104 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140611 Effective date of abandoning: 20151104 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |