CN205843115U - A kind of carbon dioxide heat pump device with heating function - Google Patents
A kind of carbon dioxide heat pump device with heating function Download PDFInfo
- Publication number
- CN205843115U CN205843115U CN201620796979.2U CN201620796979U CN205843115U CN 205843115 U CN205843115 U CN 205843115U CN 201620796979 U CN201620796979 U CN 201620796979U CN 205843115 U CN205843115 U CN 205843115U
- Authority
- CN
- China
- Prior art keywords
- opposite side
- regenerator
- connects
- gas cooler
- carbon dioxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 31
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 31
- 238000010438 heat treatment Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000006200 vaporizer Substances 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 1
- 239000003507 refrigerant Substances 0.000 abstract description 8
- 239000002826 coolant Substances 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
This utility model relates to a kind of carbon dioxide heat pump device with heating function.Its technical scheme is: the side lower part at gas cooler is provided with hot water inlet pipe, economizer is connected in the opposite side bottom of gas cooler, economizer connects a side lower part of regenerator, the side of compressor is connected on the opposite side top of gas cooler, the opposite side of compressor connects a upper lateral part of regenerator, the opposite side top of regenerator connects the side of reservoir, the opposite side of reservoir connects the top of vaporizer, the opposite side bottom of regenerator connects the bottom of vaporizer, the second electric expansion valve it is provided with between opposite side bottom and the bottom connecing vaporizer of regenerator.The beneficial effects of the utility model are: this device can make carbon dioxide heat-pump can be used for needing the place of heating, all use natural refrigerant carbon dioxide coolant, more environmentally-friendly, this heat pump assembly selects the piston type multi-cylinder compressor with middle pressure QI invigorating cylinder, reaches to improve the purpose of efficiency when heating application.
Description
Technical field
This utility model relates to a kind of carbon dioxide heat pump device, particularly to a kind of carbon dioxide with heating function
Heat pump assembly.
Background technology
In recent years, natural refrigerant carbon dioxide is because it is nontoxic, non-combustible, ozone layer destroying index GDP is 0, global warming is dived
Value GWP is that the advantage such as 1 is paid attention to by refrigeration industry more and more, and carbon dioxide is considered as in heat pump refrigerant substitute
One of most potential natural medium.Carbon dioxide heat pump system, by the performance of its uniqueness, can produce 60 DEG C the most easily
Above hot water.Even if the characteristic that carbon dioxide heat pump system is good makes in the environment of low temperature, it is also possible to reach higher
Energy Efficiency Ratio and hot water temperature.But, it also has its limitation, and critical temperature is 31 DEG C, system circulation under room temperature cooling condition
High-pressure side is near critical or supercriticality, is suitable for one-time heating hot water.When hot water inflow temperature is higher, efficiency is big
Width reduces, and is not suitable for the circulating-heating of hot water.
Summary of the invention
The purpose of this utility model is aiming at the drawbacks described above that prior art exists, it is provided that a kind of have heating function
Carbon dioxide heat pump device, can make carbon dioxide heat-pump can be used for needing the place of heating.
Its technical scheme is: include gas cooler, the first electric expansion valve, economizer, middle pressure QI invigorating pipeline, compression
Machine, middle pressure QI invigorating cylinder, regenerator, the second electric expansion valve, vaporizer, reservoir, electromagnetic valve, under the side of gas cooler
Portion is provided with hot water inlet pipe, and the upper lateral part at gas cooler is provided with hot water outlet pipe, under the opposite side of gas cooler
Portion connects economizer, and economizer connects a side lower part of regenerator, connects compressor on the opposite side top of gas cooler
Side, the opposite side of compressor connects a upper lateral part of regenerator, and the opposite side top of regenerator connects the side of reservoir, storage
The opposite side of liquid device connects the top of vaporizer, is provided with electromagnetic valve, backheat between opposite side top and the reservoir of regenerator
The opposite side bottom of device connects the bottom of vaporizer, is provided with the between opposite side bottom and the bottom connecing vaporizer of regenerator
Two electric expansion valves.
Above-mentioned compressor is piston compressor, and described compressor is provided with multiple cylinder, has one for middle pressure in cylinder
QI invigorating cylinder, presses QI invigorating cylinder by middle pressure QI invigorating pipeline, in middle pressure QI invigorating between described gas cooler and economizer in being connected
Pipeline is provided with the first electric expansion valve.
The beneficial effects of the utility model are: this device can make carbon dioxide heat-pump can be used for needing the place of heating,
All use natural refrigerant carbon dioxide coolant, more environmentally-friendly, more stable to the effect of hot water circulation heated, with conventional dioxy
Changing carbon heat pump to compare, under conditions of inflow temperature is higher, this device can improve heat pump efficiency, and this heat pump assembly selects to be had
The piston type multi-cylinder compressor of middle pressure QI invigorating cylinder, devises the middle pressure QI invigorating flow process of carbon dioxide refrigeration circulation, reduces two
Carbon oxide gas temperature before throttling, reaches to improve the purpose of efficiency when heating application.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
In figure: hot water inlet pipe 1, hot water outlet pipe 2, gas cooler the 3, first electric expansion valve 4, economizer 5, middle pressure
QI invigorating pipeline 6, compressor 7, middle pressure QI invigorating cylinder 8, regenerator the 9, second electric expansion valve 10, vaporizer 11, reservoir 12, electromagnetism
Valve 13.
Detailed description of the invention
In conjunction with accompanying drawing 1, the utility model will be further described:
This utility model includes gas cooler the 3, first electric expansion valve 4, economizer 5, middle pressure QI invigorating pipeline 6, compression
Machine 7, middle pressure QI invigorating cylinder 8, regenerator the 9, second electric expansion valve 10, vaporizer 11, reservoir 12, electromagnetic valve 13, cold at gas
But a side lower part of device 3 is provided with hot water inlet pipe 1, and the upper lateral part at gas cooler 3 is provided with hot water outlet pipe 2, at gas
The opposite side bottom of cooler 3 connects economizer 5, and economizer 5 connects a side lower part of regenerator 9, another at gas cooler 3
One upper lateral part connects the side of compressor 7, and the opposite side of compressor 7 connects a upper lateral part of regenerator 9, another of regenerator 9
Upper lateral part connects the side of reservoir 12, and the opposite side of reservoir 12 connects the top of vaporizer 11, at the opposite side of regenerator 9
Being provided with electromagnetic valve 13 between top and reservoir 12, the opposite side bottom of regenerator 9 connects the bottom of vaporizer 11, at regenerator
It is provided with the second electric expansion valve 10 between opposite side bottom and the bottom connecing vaporizer 11 of 9.
Wherein, described compressor 7 is piston compressor, and described compressor 7 is provided with multiple cylinder, has one and be in cylinder
Middle pressure QI invigorating cylinder 8, remaining cylinders is mended by middle pressure between evaporator pipeline air-breathing, described gas cooler 3 and economizer 5
Air pipe 6 presses QI invigorating cylinder 8 in connecting, and is provided with the first electric expansion valve 4 at middle pressure QI invigorating pipeline 6.
The form of vaporizer can be the finned heat exchanger of heat absorption from air, it is also possible to be the board-like of heat absorption from water
Heat exchanger, double pipe heat exchanger, shell and tube exchanger etc.;Economizer is a heat exchanger, is inhaled by cold-producing medium self throttling and evaporation
Receive heat so that another part cold-producing medium obtains supercool.
The High Temperature High Pressure carbon dioxide coolant that compressor is discharged enters gas cooler, and carbon dioxide coolant is at gas
Cooler adds hot water, is divided into two parts from gas cooler carbon dioxide coolant out, separates from gas cooler
Part I through first electric expansion valve enter economizer, subsequently into the middle pressure QI invigorating cylinder of compressor, mended by compressor
After cylinder compression, it is discharged to gas cooler together with the carbon dioxide of other cylinder compression;Separate from gas cooler
Part II cold-producing medium through economizer, after the carbon dioxide refrigerant absorbing and cooling temperature of Part I, enter regenerator, then
Enter vaporizer through the second electric expansion valve and absorb the heat in low-temperature heat source, enter back into reservoir.Reservoir is carried out
Lubricating oil and the separation of carbon dioxide refrigerant, it is cold that carbon dioxide refrigerant is compressed into high pressure after regenerator is absorbed by compressor
Matchmaker, is sent to gas cooler together with the high pressure coolant of middle pressure QI invigorating cylinder discharge, and the lubricating oil in reservoir is through electromagnetic valve
Enter the suction nozzle of compressor, return in compressor.
This device can make carbon dioxide heat-pump can be used for needing the place of heating, as hot water enters carbon dioxide from 40 DEG C
Heat pump is heated to 80 DEG C, all uses natural refrigerant carbon dioxide coolant, more environmentally-friendly, to hot water circulation heated
Effect is more stable, and compared with conventional carbon dioxide heat pump, under conditions of inflow temperature is higher, this device can improve heat pump effect
Rate, this heat pump assembly selects the piston type multi-cylinder compressor with middle pressure QI invigorating cylinder, devises carbon dioxide refrigeration circulation
Middle pressure QI invigorating flow process, reduces carbon dioxide temperature before throttling, reaches to improve the purpose of efficiency when heating application.
The above, be only preferred embodiment of the present utility model, and any those of ordinary skill in the art all may profit
It is revised by the technical scheme of above-mentioned elaboration or is revised as the technical scheme of equivalent.Therefore, new according to this practicality
Any simple modification that the technical scheme of type is carried out or substitute equivalents, belong to the greatest extent the scope that this utility model is claimed.
Claims (2)
1. there is a carbon dioxide heat pump device for heating function, it is characterized in that: include gas cooler (3), the first electronics
Expansion valve (4), economizer (5), middle pressure QI invigorating pipeline (6), compressor (7), middle pressure QI invigorating cylinder (8), regenerator (9), the second electricity
Sub-expansion valve (10), vaporizer (11), reservoir (12), electromagnetic valve (13), the side lower part at gas cooler (3) is provided with heat
Water water inlet pipe (1), the upper lateral part at gas cooler (3) is provided with hot water outlet pipe (2), at another of gas cooler (3)
Side lower part connects economizer (5), and economizer (5) connects a side lower part of regenerator (9), at the opposite side of gas cooler (3)
Top connects the side of compressor (7), and the opposite side of compressor (7) connects a upper lateral part of regenerator (9), regenerator (9)
Opposite side top connects the side of reservoir (12), and the opposite side of reservoir (12) connects the top of vaporizer (11), in backheat
Being provided with electromagnetic valve (13) between opposite side top and the reservoir (12) of device (9), the opposite side bottom of regenerator (9) connects evaporation
The bottom of device (11), is provided with the second electronic expansion between the opposite side bottom and the bottom connecing vaporizer (11) of regenerator (9)
Valve (10).
A kind of carbon dioxide heat pump device with heating function the most according to claim 1, is characterized in that: described compression
Machine (7) is piston compressor, and described compressor (7) is provided with multiple cylinder, and having one in cylinder is middle pressure QI invigorating cylinder (8), institute
Press QI invigorating cylinder (8) in being connected by middle pressure QI invigorating pipeline (6) between the gas cooler (3) stated and economizer (5), mend in middle pressure
Air pipe (6) is provided with the first electric expansion valve (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620796979.2U CN205843115U (en) | 2016-07-27 | 2016-07-27 | A kind of carbon dioxide heat pump device with heating function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620796979.2U CN205843115U (en) | 2016-07-27 | 2016-07-27 | A kind of carbon dioxide heat pump device with heating function |
Publications (1)
Publication Number | Publication Date |
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CN205843115U true CN205843115U (en) | 2016-12-28 |
Family
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CN201620796979.2U Expired - Fee Related CN205843115U (en) | 2016-07-27 | 2016-07-27 | A kind of carbon dioxide heat pump device with heating function |
Country Status (1)
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108224833A (en) * | 2016-12-21 | 2018-06-29 | 开利公司 | Injector refrigeration system and its control method |
CN109357403A (en) * | 2018-10-15 | 2019-02-19 | 四川长虹电器股份有限公司 | Carbon dioxide air source water heater |
CN110631284A (en) * | 2019-06-28 | 2019-12-31 | 江苏雪龙新能源科技有限公司 | Direct-current variable-frequency air-supplementing enthalpy-increasing carbon dioxide heat pump unit |
WO2021218147A1 (en) * | 2020-04-28 | 2021-11-04 | 中车大连机车研究所有限公司 | Co2 refrigerant variable-frequency air conditioner for driver cab |
US11408647B2 (en) | 2019-02-02 | 2022-08-09 | Carrier Corporation | Enhanced thermally-driven ejector cycles |
US11448427B2 (en) | 2019-02-02 | 2022-09-20 | Carrier Corporation | Heat-recovery-enhanced refrigeration system |
-
2016
- 2016-07-27 CN CN201620796979.2U patent/CN205843115U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108224833A (en) * | 2016-12-21 | 2018-06-29 | 开利公司 | Injector refrigeration system and its control method |
US11365913B2 (en) | 2016-12-21 | 2022-06-21 | Carrier Corporation | Ejector refrigeration system and control method thereof |
CN109357403A (en) * | 2018-10-15 | 2019-02-19 | 四川长虹电器股份有限公司 | Carbon dioxide air source water heater |
US11408647B2 (en) | 2019-02-02 | 2022-08-09 | Carrier Corporation | Enhanced thermally-driven ejector cycles |
US11448427B2 (en) | 2019-02-02 | 2022-09-20 | Carrier Corporation | Heat-recovery-enhanced refrigeration system |
CN110631284A (en) * | 2019-06-28 | 2019-12-31 | 江苏雪龙新能源科技有限公司 | Direct-current variable-frequency air-supplementing enthalpy-increasing carbon dioxide heat pump unit |
WO2021218147A1 (en) * | 2020-04-28 | 2021-11-04 | 中车大连机车研究所有限公司 | Co2 refrigerant variable-frequency air conditioner for driver cab |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 |