CN216244973U - Refrigeration and temperature regulation system - Google Patents
Refrigeration and temperature regulation system Download PDFInfo
- Publication number
- CN216244973U CN216244973U CN202120695863.0U CN202120695863U CN216244973U CN 216244973 U CN216244973 U CN 216244973U CN 202120695863 U CN202120695863 U CN 202120695863U CN 216244973 U CN216244973 U CN 216244973U
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- Prior art keywords
- compressor
- speed
- expander
- speed end
- low
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 15
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 6
- 229910052731 fluorine Inorganic materials 0.000 claims description 6
- 239000011737 fluorine Substances 0.000 claims description 6
- 239000000112 cooling gas Substances 0.000 claims description 4
- 238000004378 air conditioning Methods 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 abstract description 9
- 238000011084 recovery Methods 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000001704 evaporation Methods 0.000 abstract description 2
- 239000003570 air Substances 0.000 description 11
- 230000005494 condensation Effects 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000012080 ambient air Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The utility model discloses a refrigeration and temperature regulation system, which comprises a refrigeration unit and a heating unit, wherein the refrigeration unit comprises a first compressor, a transmission and an expander; the transmission comprises a high-speed end and a low-speed end, the high-speed end is connected with the first compressor, and the low-speed end is connected with the expander; the high-speed end of the transmission further comprises an energy recovery shaft, and the energy recovery shaft is connected with the first compressor. The utility model achieves the purpose of cooling by applying work to the expander to reduce the flow velocity of the compressed gas; the speed of the high-speed end is increased by the speed changer to do work on the compressor to improve the energy recovery rate by utilizing the energy recovered by the expansion machine. The heat of low-temperature air is absorbed by the refrigerant evaporating outdoors, the compressor compresses the refrigerant to release the heat, and the gas refrigerated by the expander exchanges heat with the condenser, so that the heat efficiency of the second compressor is improved, and the high-efficiency utilization of a low-temperature heat source is achieved.
Description
Technical Field
The utility model relates to the field of energy conservation of air conditioners, in particular to a refrigeration and temperature regulation system.
Background
An air conditioner, i.e., an air conditioner, is a device that manually adjusts and controls parameters such as temperature, humidity, cleanliness, and flow rate of ambient air in a building/structure. Most of the refrigerant is evaporated or condensed under the action of the compressor, so that the evaporation or condensation of the ambient air is initiated, and the purpose of changing the temperature and the humidity is achieved.
A conventional air conditioner compressor compresses a refrigerant, the compressed refrigerant exchanges heat with the environment in outdoor condensation to be cooled and liquefied, and the liquefied refrigerant is evaporated in an evaporator to reduce the temperature indoors.
The prior art has the following defects:
(1) energy is wasted; heat generated by the main condensation process;
(2) the influence on the surrounding environment, the temperature of the surrounding environment rises;
(3) the energy consumption is high, and the energy efficiency of the compressor is poorer when the ambient temperature is higher while the temperature of the ambient environment is improved by exchanging heat with the ambient environment.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a refrigeration and temperature regulation system which is used for solving the problem of energy waste caused by the fact that heat generated in the condensation process of the existing air conditioner cannot be recovered.
The utility model is realized by the following technical scheme:
a refrigeration and temperature regulation system comprises a refrigeration unit and a heating unit, wherein the refrigeration unit comprises a first compressor, a speed changer and an expansion machine; the transmission comprises a high-speed end and a low-speed end, the high-speed end is connected with the first compressor, and the low-speed end is connected with the expander; the speed changer reduces the temperature by reducing the flow speed of gas at the low-speed end and applies work to the compressor by increasing the speed at the high-speed end.
Further, still including heating the unit, it includes condenser, heater, second compressor, outdoor evaporimeter and choke valve to heat the unit, choke valve and second compressor are connected to the condenser to carry out the heat exchange with the cooling gas of expander, outdoor evaporimeter is connected to the choke valve, the second compressor is connected to outdoor evaporimeter, the heater further carries out gas heating after air conditioning that the expander blew off and the heating of condenser heat exchange.
Furthermore, a high-pressure fluorine meter and a low-pressure fluorine meter are also arranged on the condenser.
The utility model has the beneficial effects that:
(1) the utility model achieves the purpose of cooling by applying work to the expander to reduce the flow velocity of the compressed gas;
(2) the utility model utilizes the expander to recover energy, and the speed of the high-speed end is increased by the speed changer to do work on the compressor so as to improve the energy recovery rate.
(3) The utility model utilizes the heat of low-temperature air evaporated and absorbed by the refrigerant outdoors, the heat is released after being compressed by the compressor, and the heat is exchanged by the gas refrigerated by the expander to the condenser, thereby improving the heat efficiency of the second compressor and achieving the high-efficiency utilization of the low-temperature heat source.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a system according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of a method according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1, the present embodiment proposes to provide a refrigeration and temperature regulation system, including a refrigeration unit and a heating unit, wherein the refrigeration unit includes a first compressor, a transmission, and an expander; the transmission comprises a high-speed end and a low-speed end, the high-speed end is connected with the first compressor, and the low-speed end is connected with the expander; the speed changer reduces the temperature by reducing the flow speed of gas at the low-speed end and applies work to the compressor by increasing the speed at the high-speed end.
Further, still including heating the unit, it includes condenser, heater, second compressor, outdoor evaporimeter and choke valve to heat the unit, choke valve and second compressor are connected to the condenser to carry out the heat exchange with the cooling gas of expander, outdoor evaporimeter is connected to the choke valve, the second compressor is connected to outdoor evaporimeter, the heater further carries out gas heating after air conditioning that the expander blew off and the heating of condenser heat exchange.
Furthermore, a high-pressure fluorine meter and a low-pressure fluorine meter are also arranged on the condenser.
Further, the first compressor may be replaced with a fan.
As shown in fig. 1, in the present embodiment, upper cooling + lower heating = is adopted for the whole indoor heating system to accelerate air convection and improve energy efficiency of an air heat absorption system, and the cooling system may be an open system or a closed system of a sealed space.
Example 2
On the basis of embodiment 1, as shown in fig. 2, this embodiment provides a refrigeration and temperature adjustment method, which includes a refrigeration mode, where the refrigeration mode includes the following steps:
s1, when refrigerating, the energy of the gas is increased by compressing the gas, and then the flow is guided to impact the expansion machine to do work, so as to reduce the temperature of the gas;
s2 work done by the gas is transferred directly to the first preceding compressor by (expander recovering energy) re-shaft.
The high-speed end of the transmission is connected with the first compressor, and the low-speed end of the transmission is connected with the expander, so that the recovery rate of gas energy is improved.
Further, the heating device also comprises a heating mode, and the heating mode comprises the following steps:
s3, when heating, the refrigerant is evaporated in the evaporator to absorb heat, and then the refrigerant is compressed by the compressor and pumped into the condenser to release heat, and the cooling gas with low kinetic energy produced by the refrigeration system exchanges heat with the condenser to improve the energy efficiency of the second compressor;
and S4, further heating the heated air through the heating wire, and rapidly increasing the temperature while heating and expanding the cooled air to accelerate the convection of the air in the room.
The utility model mainly uses the compressed gas to directly expand to do work, reduces the flow rate of the gas and lowers the temperature, and transmits the force to the compressor to achieve the expectation of energy recovery while the speed of the expander is reduced by the speed reducer.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (2)
1. The refrigerating and temperature-adjusting system is characterized by comprising a refrigerating unit and a heating unit, wherein the refrigerating unit comprises a first compressor, a transmission and an expander; the transmission comprises a high-speed end and a low-speed end, the high-speed end is connected with the first compressor, and the low-speed end is connected with the expander; the speed changer reduces the temperature by reducing the flow speed of gas at the low-speed end and applies work to the compressor by increasing the speed at the high-speed end; still including heating the unit, it includes condenser, heater, second compressor, outdoor evaporimeter and choke valve to heat the unit, choke valve and second compressor are connected to the condenser to carry out the heat exchange with the cooling gas of expander, outdoor evaporimeter is connected to the choke valve, the second compressor is connected to outdoor evaporimeter, the heater further carries out gas heating after the air conditioning that the expander blew off and the heating of condenser heat exchange.
2. A refrigeration and temperature regulation system as claimed in claim 1, wherein the condenser is further provided with a high-pressure fluorine meter and a low-pressure fluorine meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120695863.0U CN216244973U (en) | 2021-04-06 | 2021-04-06 | Refrigeration and temperature regulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120695863.0U CN216244973U (en) | 2021-04-06 | 2021-04-06 | Refrigeration and temperature regulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216244973U true CN216244973U (en) | 2022-04-08 |
Family
ID=80938050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120695863.0U Expired - Fee Related CN216244973U (en) | 2021-04-06 | 2021-04-06 | Refrigeration and temperature regulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216244973U (en) |
-
2021
- 2021-04-06 CN CN202120695863.0U patent/CN216244973U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220408 |
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| CF01 | Termination of patent right due to non-payment of annual fee |