CN110723293B - Auxiliary temperature control device, temperature adjusting system and temperature adjusting method - Google Patents
Auxiliary temperature control device, temperature adjusting system and temperature adjusting method Download PDFInfo
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- CN110723293B CN110723293B CN201910862823.8A CN201910862823A CN110723293B CN 110723293 B CN110723293 B CN 110723293B CN 201910862823 A CN201910862823 A CN 201910862823A CN 110723293 B CN110723293 B CN 110723293B
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000012530 fluid Substances 0.000 claims abstract description 97
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000005057 refrigeration Methods 0.000 claims description 71
- 238000004891 communication Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 2
- 230000003750 conditioning effect Effects 0.000 claims 1
- 238000004378 air conditioning Methods 0.000 description 6
- 230000003134 recirculating effect Effects 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
- B64D2013/0603—Environmental Control Systems
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/50—On board measures aiming to increase energy efficiency
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides an auxiliary temperature control device, a temperature adjusting system and a temperature adjusting method. The auxiliary temperature control device comprises a mixing cavity, a heat exchanger, a first pipeline, a second pipeline and a pipeline switching device. The heat exchanger is arranged in the mixing cavity and can enable fluid from the auxiliary refrigerating system to exchange heat with gas in the mixing cavity; the first pipeline is connected between the mixing cavity and the recirculation system; the second pipeline is connected between the mixing cavity and the auxiliary refrigerating system and is independent from the first pipeline; the pipeline switching device is arranged on the second pipeline and can control the flowing direction of the fluid in the second pipeline. According to the invention, the fluid line connecting the mixing chamber and the auxiliary cooling system is independent of the line for bleed air from the recirculation system, so that the auxiliary cooling system can also still effect a temperature regulation of the gas in the mixing chamber in the event of a failure of the bleed air line of the recirculation system.
Description
Technical Field
The invention relates to the field of passenger aircraft, in particular to an auxiliary temperature control device for an aircraft cabin, a temperature regulation system comprising the auxiliary temperature control device and a temperature regulation method realized based on the auxiliary temperature control device.
Background
Generally, bleed air systems for civil aircraft generally employ air conditioning equipment to provide refrigerated and heated air into the cabin. When there is a limit to the cooling capacity of the air conditioning unit, an auxiliary cooling system is typically used to provide additional cooling capacity.
The structure of a prior art air conditioning apparatus is shown in fig. 1, in which temperature control is achieved by heat exchange with recirculated air by an auxiliary refrigeration system. The disadvantages of this solution are: 1) The heat exchanger is arranged on an air supply conduit of the recirculation system, and due to the limitation of the space size in the pipeline arrangement, the heat exchange efficiency is low and the flow resistance is high; 2) The scheme can only provide extra cold energy, and auxiliary heating cannot be realized when the air conditioning equipment is insufficient in heating; 3) The auxiliary refrigeration system is connected to a single circuit (e.g., a recirculation circuit) and when the corresponding circuit loses air supply, the ability to supplement additional cooling capacity is reduced or lost; 4) Under the emergent ventilation flight state, this scheme can't be come from the external too cold or overheated emergent ram-air to adjust the temperature, and passenger's travelling comfort is relatively poor, and extreme hot day or cold day will cause the damage to the passenger.
And the recirculation air system and the independent air conditioning component fail, the probability of the failure is about one thousandth, and the failure belongs to multiple faults of the air route. Degradation of air conditioning equipment performance adds cost and operational inconvenience to aircraft operation.
Therefore, it is desirable to provide an auxiliary temperature control device, a temperature adjustment system, and a temperature adjustment method to at least partially solve the above problems.
Disclosure of Invention
The main object of the present invention is to provide an auxiliary temperature control device, a temperature regulation system and a temperature regulation method, so that the fluid line connecting the mixing chamber and the auxiliary refrigeration system is independent of the line for bleeding air from the recirculation system, so that the auxiliary refrigeration system can still regulate the temperature of the gas in the mixing chamber even when the bleed air line of the recirculation system fails.
One aspect of the present invention provides an auxiliary temperature control device for an aircraft cabin, the auxiliary temperature control device comprising:
a mixing chamber configured to enable mixing of gas from the recirculation system and gas from the air chilling apparatus;
a heat exchanger disposed within the mixing chamber and configured to enable heat exchange between fluid from an auxiliary refrigeration system and gas within the mixing chamber;
a first line connected between the mixing chamber and the recirculation system and configured to discharge fluid into the mixing chamber;
a second circuit connected between the mixing chamber and the auxiliary refrigeration system, the second circuit being independent of the first circuit; and
a line switching device provided on the second line and configured to be capable of controlling a flow direction of a fluid within the second line.
In one embodiment, the second circuit comprises a fluid inlet circuit for discharging fluid into the mixing chamber and a fluid outlet circuit for discharging fluid from the mixing chamber, the fluid inlet circuit and the fluid outlet circuit being respectively connected to the auxiliary refrigeration system.
In one embodiment, the number of first lines is two, and the two first lines are respectively arranged on two different sides of the mixing chamber to respectively draw air from the two recirculation systems.
In one embodiment, the two different sides are two opposite sides of the mixing chamber.
In one embodiment, the second pipes are provided in two groups, and the two groups of second pipes are respectively arranged on two different sides of the mixing cavity so as to be respectively communicated with two auxiliary refrigeration systems.
In one embodiment, the two different sides are two opposite sides of the mixing chamber.
In one embodiment, the auxiliary temperature control device further comprises a temperature sensor positioned at the gas outlet of the mixing chamber and a controller in communication with the temperature sensor, the controller being configured to control the line switching device.
In one embodiment, the auxiliary temperature control device further comprises a third line connected between the air cooling device and the mixing chamber, and the third line is further provided with an inlet branch for introducing emergency ram air.
In another aspect of the present invention, there is provided a temperature adjustment system, including:
the auxiliary temperature control device according to any one of the above aspects;
the recycling system is connected with the auxiliary temperature control device through a first pipeline; and
and the auxiliary refrigeration system can be connected with the auxiliary temperature control device through a second pipeline.
In one embodiment, the auxiliary refrigeration system comprises:
a thermal device capable of providing a thermal fluid; and
a refrigeration unit capable of providing a cold fluid,
in one embodiment, the second circuit of the auxiliary temperature control device comprises a fluid inlet circuit for discharging fluid into the mixing chamber and a fluid outlet circuit for discharging fluid from the mixing chamber,
wherein when the auxiliary refrigeration system is in fluid communication with the mixing chamber, the fluid inlet line is connected to one of the heat-producing device and the refrigeration unit and the fluid outlet line is connected to the other of the heat-producing device and the refrigeration unit, thereby forming a fluid circuit between the heat-producing device, the refrigeration unit, and the mixing chamber.
In one embodiment, the auxiliary refrigeration system is further capable of being fluidly decoupled from the mixing chamber.
In one embodiment, when the auxiliary refrigeration system and the mixing chamber are fluidly disconnected, the heat-generating device and the refrigeration unit are coupled to one another to form a fluid circuit therebetween.
In one embodiment, the secondary temperature control device further comprises a temperature sensor positioned at the primary gas outlet of the mixing chamber and a controller in communication with the temperature sensor, the controller being configured to control the pipeline switching device to change the flow path and/or flow direction of the fluid between the heat-generating device, the refrigeration unit, and the mixing chamber according to an application scenario.
In one embodiment, the application scenarios include an auxiliary heating scenario, an auxiliary cooling scenario, and an auxiliary cooling system isolation scenario.
A further aspect of the present invention provides a temperature adjustment method implemented based on the temperature adjustment system according to one of the two aspects, the method including: the controller controls the pipeline switching device according to an application scene, so that the pipeline switching device changes the flow path and/or the flow direction of the fluid among the heat-generating equipment, the refrigerating unit and the mixing cavity, and auxiliary refrigeration or auxiliary heating of the gas in the mixing cavity is realized.
In one embodiment, the method comprises:
when the application scene is an auxiliary refrigeration scene, the controller controls the pipeline switching device to perform switching operation, so that the second pipeline conveys the fluid from the refrigeration unit to the mixing cavity;
when the application scene is an auxiliary heating scene, the controller controls the pipeline switching device to perform switching operation, so that the second pipeline conveys the fluid from the heat-generating equipment to the mixing cavity;
when the application scene is an auxiliary refrigeration system isolation scene, the controller controls the pipeline switching device to perform switching operation, so that the fluid communication between the mixing cavity and the auxiliary refrigeration system is disconnected.
The auxiliary temperature control device, the temperature adjusting system and the temperature adjusting method provided by the invention can realize that: 1. the fluid pipeline connecting the mixing cavity and the auxiliary refrigerating system is independent of a pipeline for introducing air from the recirculating system, so that the auxiliary refrigerating system can not be influenced to perform a temperature adjusting function on the air in the mixing cavity when the air introducing pipeline of the recirculating system is in failure; 2. the space in the mixing cavity is large, and a large heat exchanger can be used, so that the heat exchange efficiency is improved, and the flow resistance is reduced; 3. the auxiliary refrigerating system can provide additional cold quantity and additional heat quantity so as to adapt to more various using environments; 4. in the emergency ventilation flight state, the incoming emergency ram air can also be tempered to ensure cabin comfort in extreme conditions.
Drawings
For a better understanding of the above and other objects, features, advantages and functions of the present invention, reference should be made to the preferred embodiments illustrated in the accompanying drawings. Like reference numerals in the drawings refer to like parts. It will be appreciated by those skilled in the art that the drawings are intended to illustrate preferred embodiments of the invention, without in any way limiting the scope of the invention, and that the various components in the drawings are not to scale.
FIG. 1 is a schematic diagram of a prior art temperature regulation system;
fig. 2 is a schematic view of an auxiliary temperature control device according to a preferred embodiment of the present invention, in which a flow switching device and the like are omitted;
FIG. 3 is a schematic view of a temperature regulation system of a preferred embodiment of the present invention;
FIG. 4 is a schematic diagram of the fluid flow paths between the mixing chamber, the heat producing device and the refrigeration unit in several application scenarios in a preferred embodiment of the present invention;
FIG. 5 is a piping connection between a mixing chamber, a heat-producing device, and a refrigeration unit in a preferred embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings. What has been described herein is merely a preferred embodiment in accordance with the present invention and other ways of implementing the invention will be apparent to those skilled in the art from the preferred embodiment and fall within the scope of the invention.
The invention provides an auxiliary temperature control device, a temperature adjusting system comprising the auxiliary temperature control device and a temperature adjusting method realized based on the system.
Referring to fig. 2 and 3, the auxiliary temperature control device includes a mixing chamber, a heat exchanger built in the mixing chamber, a first pipeline 1 connecting the mixing chamber and the recirculation system, a second pipeline 2 connecting the mixing chamber and the auxiliary cooling system, a pipeline switching device provided on the second pipeline 2, and a third pipeline 3 connected between the air cooling apparatus and the mixing chamber.
Wherein the first line 1 can draw air from the recirculation system and the third line 3 can draw air from the air cooling device, the drawn air being mixed in the mixing chamber and finally being discharged to the air distribution line. Preferably, an inlet branch for the introduction of emergency ram air is also provided on the third line 3. At the same time, the second circuit 2 is used to convey a fluid between the auxiliary refrigeration system and the heat exchanger inside the mixing chamber, so that the fluid from the auxiliary refrigeration system and the gas inside the mixing chamber exchange heat. In the present embodiment, the fluid conveyed by the second pipeline 2 is a liquid.
The second circuit 2 is independent of the first circuit 1. In this way, even if the first circuit 1 fails, the fluid transfer and the heat exchange between the auxiliary refrigeration system and the mixing chamber are not affected. Meanwhile, the flow direction of the fluid in the second pipeline 2 can be controlled by the pipeline switching device, so that the auxiliary refrigeration system can deliver cold fluid or hot fluid to the mixing cavity as required.
Preferably, the second conduit 2 comprises a fluid inlet conduit 21 for discharging the fluid into the mixing chamber and a fluid outlet conduit 22 for discharging the fluid from the mixing chamber, the fluid inlet conduit 21 and the fluid outlet conduit 22 being respectively connected to both ends of the heat exchanger so as to facilitate the fluid to flow through the heat exchanger and to exchange heat with the gas inside the mixing chamber.
Preferably, with continued reference to fig. 2, the first lines 1 are two, the two first lines 1 being arranged on two different sides of the mixing chamber, respectively, for bleeding air from the two recirculation systems, respectively. More preferably, two first lines 1 are connected to two opposite sides of the mixing chamber, respectively, to ensure a uniform bleed air.
Also preferably, the second circuits 2 are in two groups, the two groups of second circuits 2 also being arranged on two different sides of the mixing chamber, respectively, so as to be in fluid communication with two auxiliary refrigeration systems, respectively. More preferably, there are two heat exchangers in the mixing cavity, the two heat exchangers are symmetrically arranged in the mixing cavity, and the two groups of second pipelines 2 are respectively connected to two opposite surfaces of the mixing cavity, so as to ensure that heat exchange in the mixing cavity is uniform.
Meanwhile, referring to fig. 3, the auxiliary temperature control device further includes a temperature sensor positioned at the gas outlet of the mixing chamber and a controller communicatively connected with the temperature sensor, the controller being capable of controlling the line switching device to allow the line switching device to change the flow path and direction of the fluid according to specific needs.
The temperature adjustment system provided by the present embodiment includes the auxiliary temperature control device as described above, a recirculation system connected to the auxiliary temperature control device through the first pipeline 1, and an auxiliary refrigeration system connected to the auxiliary temperature control device through the second pipeline 2.
Further, with reference to fig. 3, the auxiliary refrigeration system includes a heat producing device and a refrigeration unit. The heat-generating device can be, for example, a high-power electronic device, and the heat-generating device can heat cold fluid to become hot fluid; the refrigeration unit may comprise a device capable of refrigerating for changing a hot fluid into a cold fluid. When the heat generating equipment is connected to the fluid inlet line 21, the auxiliary refrigeration system is able to deliver hot fluid to the mixing chamber, thereby raising the gas temperature of the mixing chamber; when the refrigeration unit is connected to the fluid inlet line 21, the auxiliary refrigeration unit is able to deliver cold fluid to the mixing chamber, thereby lowering the gas temperature of the mixing chamber.
It will be appreciated that the term "auxiliary refrigeration system" as used herein does not necessarily have to be capable of performing only an auxiliary refrigeration function, but is also capable of performing an auxiliary heating function.
When one of the heat generating equipment and the refrigerating unit is connected with the fluid inlet pipeline 21 and the other of the heat generating equipment and the refrigerating unit is connected with the fluid outlet pipeline 22, a fluid loop is formed among the heat generating equipment, the refrigerating unit and the mixing cavity, and the auxiliary refrigerating system plays an auxiliary temperature adjusting role in gas in the mixing cavity.
On the other hand, when the mixing chamber does not require auxiliary temperature regulation, the auxiliary refrigeration system can also be disconnected from the mixing chamber, in which case preferably the heat-producing device and the refrigeration unit can be connected to each other to form a fluid circuit between the two, in order to make full use of the energy source.
Preferably, referring to fig. 5, two lines for directly exchanging fluid between the heat-generating device and the refrigeration unit may be provided, wherein the line for transferring fluid from the refrigeration unit to the heat-generating device is the first circulation line 4 on which the first valve 61 is provided; the line for transporting fluid from the heat-generating equipment to the refrigeration unit is a second circulation line 5, on which a second valve 62 is arranged.
The fluid inlet pipeline 21 in the second pipeline 2 may include two branches, wherein the starting end of the first inlet pipeline branch 211 is connected to the first circulation pipeline 4, the starting end of the second inlet pipeline branch 212 is connected to the second circulation pipeline 5, the first inlet pipeline branch 211 is provided with the third valve 63, and the second inlet pipeline branch 212 is provided with the fourth valve 64; similarly, the fluid outlet line 22 may also include two branches, wherein the end of the first branch 221 of the outlet line is connected to the first circulation line 4, the end of the second branch 222 of the outlet line is connected to the second circulation line 5, the first branch 221 of the outlet line is provided with the fifth valve 65, and the second branch 222 of the outlet line is provided with the sixth valve 66.
Further, the controller may receive a sensing signal of the temperature sensor, and control the pipeline switching device to control the opening and closing of each valve based on the sensing signal, so that the pipeline switching device controls the flow path of the fluid according to actual needs.
The temperature adjustment method of the present embodiment is described below with reference to fig. 4 and 5 in conjunction with various possible application scenarios.
When the application scene is the auxiliary refrigeration scene, the controller controls the pipeline switching device to perform switching operation, so that the third valve 63, the fifth valve 65 and the second valve 62 are opened, and the first valve 61, the fourth valve 64 and the sixth valve 66 are closed, so that the auxiliary refrigeration system delivers the fluid from the refrigeration unit to the mixing chamber.
When the application scenario is the auxiliary heating scenario, the controller controls the pipeline switching device to perform a switching operation, so that the fourth valve 64, the sixth valve 66 and the first valve 61 are opened, and the third valve 63, the fifth valve 65 and the second valve 62 are closed, so that the auxiliary cooling system delivers the fluid from the heat-generating equipment to the mixing chamber.
When the application scenario is an auxiliary refrigeration system isolation scenario, no additional adjustment of the auxiliary refrigeration system is required at this time, and the controller controls the pipeline switching device to perform switching operation, so that the first valve 61 and the second valve 62 are opened, and the third valve 63, the fourth valve 64, the fifth valve 65, and the sixth valve 66 are all closed.
The auxiliary temperature control device, the temperature adjusting system and the temperature adjusting method provided by the invention have the following advantages: 1. the fluid pipeline connecting the mixing cavity and the auxiliary refrigerating system is independent of a pipeline for introducing air from the recirculating system, so that the auxiliary refrigerating system can not be influenced to perform a temperature adjusting function on the air in the mixing cavity when the air introducing pipeline of the recirculating system is in failure; 2. the space in the mixing cavity is large, and a large heat exchanger can be used, so that the heat exchange efficiency is improved, and the flow resistance is reduced; 3. the auxiliary refrigerating system can provide additional cold energy and additional heat energy so as to adapt to more various use environments; 4. in the emergency ventilation flight state, the incoming emergency ram air can also be tempered to ensure cabin comfort in extreme conditions.
The foregoing description of various embodiments of the invention is provided for the purpose of illustration to one of ordinary skill in the relevant art. It is not intended that the invention be limited to a single disclosed embodiment. As mentioned above, many alternatives and modifications of the present invention will be apparent to those of ordinary skill in the art in light of the above teachings. Thus, while some alternative embodiments have been described in detail, other embodiments will be apparent to, or relatively easy to develop by, those of ordinary skill in the art. The present invention is intended to embrace all such alternatives, modifications and variances of the present invention described herein, as well as other embodiments that fall within the spirit and scope of the present invention as described above.
List of part reference numerals:
Second pipeline 2
First circulation line 4
Second circulation line 5
Inlet line first branch 211
Inlet line second branch 212
Outlet line second branch 222
First valve 61
A sixth valve 66.
Claims (16)
1. An auxiliary temperature control device for an aircraft cabin, the auxiliary temperature control device comprising:
a mixing chamber configured to enable mixing of gas from the recirculation system and gas from the air chilling apparatus;
a heat exchanger disposed within the mixing chamber and configured to enable heat exchange between fluid from an auxiliary refrigeration system and gas within the mixing chamber; and
a first conduit connected between the mixing chamber and the recirculation system and configured to discharge fluid into the mixing chamber,
characterized in that, the auxiliary temperature control device further comprises:
a second circuit connected between the mixing chamber and the auxiliary refrigeration system, the second circuit being independent of the first circuit and including a fluid inlet circuit for discharging fluid from the auxiliary refrigeration system into the mixing chamber and a fluid outlet circuit for discharging fluid from the mixing chamber into the auxiliary refrigeration system; and
a line switching device provided on the second line and configured to be able to block a flow of the fluid in the second line and control a flow direction of the fluid in the second line.
2. The auxiliary temperature control device according to claim 1, wherein the first lines are two, and the two first lines are respectively provided on two different sides of the mixing chamber to respectively introduce air from the two recirculation systems.
3. The secondary temperature control device of claim 2, wherein the two different sides are two opposing sides of the mixing chamber.
4. The auxiliary temperature control device of claim 1, wherein the second conduits are provided in two sets, the two sets of second conduits being respectively disposed on two different sides of the mixing chamber to be respectively in fluid communication with two of the auxiliary refrigeration systems.
5. The secondary temperature control device of claim 4, wherein the two different sides are two opposing sides of the mixing chamber.
6. The secondary temperature control device of claim 1, further comprising a temperature sensor positioned at a gas outlet of the mixing chamber and a controller in communication with the temperature sensor, the controller configured to control the line switching device.
7. The auxiliary temperature control device of claim 1, further comprising a third conduit connected between the air cooling unit and the mixing chamber, and further including an intake branch for introducing emergency ram air.
8. A temperature regulation system, characterized in that the temperature regulation system comprises:
the auxiliary temperature control device according to any one of claims 1 to 7;
the recycling system is connected with the auxiliary temperature control device through a first pipeline; and
an auxiliary refrigeration system connectable to the auxiliary temperature control device by a second line.
9. The temperature conditioning system of claim 8, wherein the auxiliary refrigeration system comprises:
a thermal device capable of providing a thermal fluid; and
a refrigeration unit capable of providing a cold fluid.
10. The system of claim 9, wherein the second conduit of the secondary temperature control device includes a fluid inlet conduit for discharging fluid into the mixing chamber and a fluid outlet conduit for discharging fluid from the mixing chamber,
wherein when the auxiliary refrigeration system is in fluid communication with the mixing chamber, the fluid inlet line is connected to one of the heat-producing device and the refrigeration unit and the fluid outlet line is connected to the other of the heat-producing device and the refrigeration unit, thereby forming a fluid circuit between the heat-producing device, the refrigeration unit, and the mixing chamber.
11. The system of claim 9, wherein the auxiliary refrigeration system is further configured to be disconnected from fluid communication with the mixing chamber.
12. The system of claim 11, wherein the heat-producing device and the refrigeration unit are connectable to each other to form a fluid circuit therebetween when the auxiliary refrigeration system and the mixing chamber are not in fluid communication.
13. The system of claim 8, wherein the secondary temperature control device further comprises a temperature sensor positioned at the primary gas outlet of the mixing chamber and a controller in communication with the temperature sensor, the controller configured to control the pipeline switching device to change the flow path and/or direction of the fluid between the heat generating device, the refrigeration unit, and the mixing chamber according to an application scenario.
14. The system of claim 13, wherein the application scenarios include an auxiliary heating scenario, an auxiliary cooling scenario, and an auxiliary cooling system isolation scenario.
15. A temperature adjustment method implemented based on the temperature adjustment system according to claim 13 or 14, characterized in that the method comprises: the controller controls the pipeline switching device according to an application scene, so that the pipeline switching device changes the flow path and/or the flow direction of the fluid among the heat-generating equipment, the refrigerating unit and the mixing cavity, and auxiliary refrigeration or auxiliary heating of the gas in the mixing cavity is realized.
16. The method of claim 15, wherein said method comprises:
when the application scene is an auxiliary refrigeration scene, the controller controls the pipeline switching device to perform switching operation, so that the second pipeline conveys the fluid from the refrigeration unit to the mixing cavity;
when the application scene is an auxiliary heating scene, the controller controls the pipeline switching device to perform switching operation, so that the second pipeline conveys the fluid from the heat-generating equipment to the mixing cavity;
when the application scene is an auxiliary refrigeration system isolation scene, the controller controls the pipeline switching device to perform switching operation, so that the fluid communication between the mixing cavity and the auxiliary refrigeration system is disconnected.
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