CN2888366Y - Heat exchange system employing CO2 as coolant - Google Patents
Heat exchange system employing CO2 as coolant Download PDFInfo
- Publication number
- CN2888366Y CN2888366Y CN 200620082806 CN200620082806U CN2888366Y CN 2888366 Y CN2888366 Y CN 2888366Y CN 200620082806 CN200620082806 CN 200620082806 CN 200620082806 U CN200620082806 U CN 200620082806U CN 2888366 Y CN2888366 Y CN 2888366Y
- Authority
- CN
- China
- Prior art keywords
- condenser
- stop valve
- refrigerating medium
- expansion vessel
- pipeline connects
- 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 - Lifetime
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model discloses a heat exchanger using carbon dioxide as secondary refrigerant. The heat exchanger is characterized that: through a stop valve and a pipe respectively, a cooling device(1) is connected with the outlet and inlet of a cooling medium of a condenser(2), a liquid outlet of a secondary refrigerant of the condenser(2) is connected with the inlet of a secondary refrigerant(11) of a storage and expansion tank(3), the storage and expansion tank(3) and a secondary refrigerant outlet(15) is connected with a pump(4), the pump(4) is connected with an evaporator(5), the evaporator(5) is connected with a returning orifice(12) of the storage and the expansion tank(3), the export orifice(13) of the storage and expansion tank(3) is connected with an import orifice(9) of the secondary refrigerant of the condenser(2), and the balance port(8) of the condenser(2) is connected with the balance port(14) of the storage and expansion tank(3). The utility model has the advantages of high refrigeration capacity, compact structure, energy saving, environment friendly, high reliability and the reasonable performance price ratio.
Description
(1) technical field: the utility model has related to a kind of heat-exchange system, relates in particular to a kind of heat-exchange system that adopts carbon dioxide as coolant.
(2) background technology: at present, the refrigerating medium that heat-exchange system both domestic and external adopts is mainly water or salt solution, the transmission of its heat mainly is to lean on the temperature rise of refrigerating medium to change to carry out, so the flow of refrigerating medium is bigger, thereby cause the equipment of whole system and accessory configuration also bigger, investment, operating cost is big, and not environmental protection, and poor reliability, cost performance are unreasonable.
(3) summary of the invention: the purpose of this utility model is to overcome the deficiency of above-mentioned prior art and the heat-exchange system that a kind of refrigerating effect per unit swept volume is big, can reasonably adopt carbon dioxide as coolant by phase-change heat-exchange, compact conformation, energy-saving and environmental protection, good reliability, cost performance is provided.
The purpose of this utility model can reach by following measure: a kind of heat-exchange system that adopts carbon dioxide as coolant, it is characterized in that it has cooling device 1, cooling device 1 passes through stop valve, pipeline connects the cooling medium inlet 6 of condenser 2, outlet 7, the refrigerating medium liquid outlet 10 of condenser 2 passes through stop valve, pipeline connects the refrigerating medium import 11 of storing expansion vessel 3, the refrigerating medium liquid outlet 15 of storing expansion vessel 3 passes through stop valve, pipeline connects pump 4, pump 4 passes through stop valve, pipeline connects evaporimeter 5, evaporimeter 5 passes through stop valve, pipeline connects the refrigerating medium return-air mouth 12 of storing expansion vessel 3, store the refrigerating medium gas outlet 13 of expansion vessel 3 and pass through stop valve, pipeline connects the refrigerating medium air inlet 9 of condenser 2, and the balance port 8 of condenser 2 is passed through stop valve, pipeline connects the balance port 14 of storing expansion vessel 3.
The utility model can produce following good effect compared with the prior art: the utility model overcomes traditional defective that the configuration of refrigerating medium heat-exchange system equipment is big, operating cost is high, compact conformation, characteristics with energy-saving and environmental protection, good reliability, cost performance is reasonable, owing to adopted carbon dioxide (CO
2) do refrigerating medium, disposed rational system architecture form, therefore have following good effect:
1, the carbon dioxide (CO of Cai Yonging
2) refrigerating medium be the naturally occurring material of nature (ODP=0, GWP=1), good environmental protection.
2, carbon dioxide (CO
2) the refrigerating medium low price, have good economy, and do not have the recovery problem.
3, carbon dioxide (CO
2) evaporation latent heat of refrigerating medium is big, refrigerating effect per unit swept volume is big.
4, equipment and accessory configuration specification are little, whole system compact conformation, low, the energy saving in running of investment cost.
5, have good security and chemical stability.
(4) description of drawings:
Accompanying drawing is a structural representation of the present utility model.
(5) specific embodiment: preferred forms of the present utility model is elaborated below in conjunction with accompanying drawing:
Embodiment: a kind of heat-exchange system (referring to accompanying drawing) that adopts carbon dioxide as coolant, a kind of heat-exchange system that adopts carbon dioxide as coolant, it is characterized in that it has cooling device 1, cooling device 1 passes through stop valve, pipeline connects the cooling medium inlet 6 of condenser 2, outlet 7, the refrigerating medium liquid outlet 10 of condenser 2 passes through stop valve, pipeline connects the refrigerating medium import 11 of storing expansion vessel 3, the refrigerating medium liquid outlet 15 of storing expansion vessel 3 passes through stop valve, pipeline connects pump 4, pump 4 passes through stop valve, pipeline connects evaporimeter 5, evaporimeter 5 passes through stop valve, pipeline connects the refrigerating medium return-air mouth 12 of storing expansion vessel 3, store the refrigerating medium gas outlet 13 of expansion vessel 3 and pass through stop valve, pipeline connects the refrigerating medium air inlet 9 of condenser 2, and the balance port 8 of condenser 2 is passed through stop valve, pipeline connects the balance port 14 of storing expansion vessel 3.During use, the cooling medium that produces in the cooling device 1 is entered by the cooling medium inlet 6 of condenser 2 by pipeline, stop valve, cooling medium absorbs heat in condenser 2 after, discharge by the cooling medium outlet 7 that connects condenser 2, and get back to cooling again in the cooling device 1 by pipeline, stop valve.While carbon dioxide (CO
2) refrigerating medium is condensed into liquid in condenser 2 after, refrigerating medium import 11 by the refrigerating medium liquid outlet 10 of condenser 2, the pipeline that links to each other with the refrigerating medium import 11 of storing expansion vessel 3, stop valve, storage expansion vessel 3 enters storage expansion vessel 3, stores the carbon dioxide (CO in the expansion vessel 3
2) secondary refrigerant liquid is by storing the refrigerating medium liquid outlet 15 of expansion vessel 3, the pipeline that links to each other with pump 4, stop valve enters pump 4, and pipeline by linking to each other with evaporimeter 5, stop valve is transported in the evaporimeter 5, after in evaporimeter 5, absorbing heat, pipeline by linking to each other again with the refrigerating medium return-air mouth 12 of storing expansion vessel 3, stop valve, the refrigerating medium return-air mouth 12 of storing expansion vessel 3 enters stores expansion vessel 3, after in storing expansion vessel 3, carrying out gas-liquid separation, again by storing the refrigerating medium gas outlet 13 of expansion vessel 3, the pipeline that links to each other with the refrigerating medium air inlet 9 of condenser 2, stop valve, the refrigerating medium air inlet 9 of condenser 2 is got back to and is condensed into liquid in the condenser 2 in this system.The balance port 8 of condenser 2 is passed through stop valve, pipeline connects the balance port 14 of storing expansion vessel 3, and when moving, condenser 2 and 3 pressure balances of storage expansion vessel are guaranteed the carbon dioxide (CO that condensation is got off in the condenser 2 with the assurance system
2) secondary refrigerant liquid can successfully flow into and store in the expansion vessel 3, be provided with and store expansion vessel 3, with the assurance system when out of service, avoid the sharp increase of refrigerating medium system pressure, its operation principle is: after system is out of service, because ambient temperature effect, the pressure of refrigerating medium side can sharply increase, the pressure that increases by by with store pipeline, stop valve that expansion vessel 3 joins and release to and store in the expansion vessel 3, finally make the pressure of whole refrigerating medium side reach balance under the pressure of design, thereby guarantee that whole system is safe and reliable; When system moves, because the condensation of condenser 2, the pressure of refrigerating medium side constantly descends in the condenser 2, and the refrigerating medium gas in the system in other equipment just constantly enters in the condenser 2 by equalizing main, the stop valve that links to each other with condenser 2 and is condensed into liquid, finally reaches balance.
Claims (1)
1, a kind of heat-exchange system that adopts carbon dioxide as coolant, it is characterized in that it has cooling device (1), cooling device (1) passes through stop valve, pipeline connects the cooling medium inlet (6) of condenser (2), outlet (7), the refrigerating medium liquid outlet (10) of condenser (2) passes through stop valve, pipeline connects the refrigerating medium import (11) of storing expansion vessel (3), the refrigerating medium liquid outlet (15) of storing expansion vessel (3) passes through stop valve, pipeline connects pump (4), pump (4) passes through stop valve, pipeline connects evaporimeter (5), evaporimeter (5) passes through stop valve, pipeline connects the refrigerating medium return-air mouth (12) of storing expansion vessel (3), store the refrigerating medium gas outlet (13) of expansion vessel (3) and pass through stop valve, pipeline connects the refrigerating medium air inlet (9) of condenser (2), and the balance port (8) of condenser (2) is passed through stop valve, pipeline connects the balance port (14) of storing expansion vessel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620082806 CN2888366Y (en) | 2006-04-04 | 2006-04-04 | Heat exchange system employing CO2 as coolant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620082806 CN2888366Y (en) | 2006-04-04 | 2006-04-04 | Heat exchange system employing CO2 as coolant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2888366Y true CN2888366Y (en) | 2007-04-11 |
Family
ID=38046936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620082806 Expired - Lifetime CN2888366Y (en) | 2006-04-04 | 2006-04-04 | Heat exchange system employing CO2 as coolant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2888366Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100394127C (en) * | 2006-04-04 | 2008-06-11 | 烟台冰轮股份有限公司 | Heat-exchanging system adopting carbon dioxide as coolant |
-
2006
- 2006-04-04 CN CN 200620082806 patent/CN2888366Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100394127C (en) * | 2006-04-04 | 2008-06-11 | 烟台冰轮股份有限公司 | Heat-exchanging system adopting carbon dioxide as coolant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20080611 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |