CN203824162U - Carbon dioxide heat pump system - Google Patents
Carbon dioxide heat pump system Download PDFInfo
- Publication number
- CN203824162U CN203824162U CN201420223402.3U CN201420223402U CN203824162U CN 203824162 U CN203824162 U CN 203824162U CN 201420223402 U CN201420223402 U CN 201420223402U CN 203824162 U CN203824162 U CN 203824162U
- Authority
- CN
- China
- Prior art keywords
- carbon dioxide
- temperature
- heat pump
- pump system
- dioxide heat
- 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
Links
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 25
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 abstract 1
- 230000006698 induction Effects 0.000 abstract 1
- 230000009514 concussion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to a carbon dioxide heat pump system which comprises a temperature induction device, a compressor, a gas cooler, an electronic expansion valve, an evaporator, a gas-liquid separator, a heat regenerator and a three-way valve. The compressor, the gas cooler, the electronic expansion valve, the evaporator, the gas-liquid separator, the heat regenerator and the three-way valve are connected to form a loop, carbon dioxide is adopted as refrigerating fluid in the loop, a water circulating loop exchanging heat with the carbon dioxide is arranged in the gas cooler, and the water circulating loop is arranged between a water inlet and a water outlet. A whole control method of the system is only based on an algorithm, and system stability is guaranteed better.
Description
Technical field
the present invention relates to a kind of carbon dioxide heat pump system.
Background technology
carbon dioxide heat-pump is due to the special attribute of carbon dioxide refrigerant, there is optimum pressure, therefore the method based on optimum pressure control is also that carbon dioxide heat-pump control method adopts more algorithm, but because this algorithm exists certain scope of application, be that gas cooler exit temperature is suitable for this algorithm within the specific limits, outside scope, need to be connected with other control methods, easily there is leak or concussion in system in the linking of control program.
Summary of the invention
technical problem to be solved by this invention is to overcome the deficiencies in the prior art, provides a kind of only based on a kind of algorithm, the carbon dioxide heat pump system that the stability of a system is more secure.
for solving above technical problem, a kind of technical scheme that the present invention takes is:
a kind of carbon dioxide heat pump system, comprise the compressor, gas cooler, electric expansion valve, evaporimeter, gas-liquid separator, regenerator, the triple valve that are connected to form loop, cold-producing medium in loop is carbon dioxide, in gas cooler, be provided with the water-flow circuit with carbon dioxide heat exchange, water-flow circuit is arranged between water inlet and delivery port, also comprises temperature sensing device.
preferably, this carbon dioxide heat pump system also comprises programmable controller, programmable controller is connected with temperature sensing device and for controlling carbon dioxide heat pump system operation, temperature sensing device comprise testing environment temperature ring temperature sensor, be arranged on the first sensor that detects its outlet temperature in gas cooler, be arranged on water inlet and detect its inflow temperature the second temperature sensor, be arranged on delivery port and detect the three-temperature sensor of its actual leaving water temperature.
due to the employing of above technical scheme, the present invention compared with prior art tool has the following advantages:
the control method of entire system of the present invention is only based on a kind of algorithm, and the stability of a system is more secure.
Brief description of the drawings
fig. 1 is the schematic diagram of carbon dioxide heat pump system of the present invention;
wherein: 1, compressor; 2, gas cooler; 3, electric expansion valve; 4, evaporimeter; 5, gas-liquid separator; 6, regenerator; 7, triple valve.
Detailed description of the invention
below in conjunction with drawings and the specific embodiments, the present invention is described in further details.
as shown in Figure 1, a kind of carbon dioxide heat pump system of the present invention, comprise programmable controller, temperature sensing device, be connected to form the compressor 1 in loop, gas cooler 2, electric expansion valve 3, evaporimeter 4, gas-liquid separator 5, regenerator 6, triple valve 7, cold-producing medium in loop is carbon dioxide, in gas cooler 2, be provided with the water-flow circuit with carbon dioxide heat exchange, water-flow circuit is arranged between water inlet and delivery port, temperature sensing device comprises the ring temperature sensor of testing environment temperature, be arranged on the first sensor that detects its outlet temperature in gas cooler, be arranged on water inlet and detect the second temperature sensor of its inflow temperature, be arranged on delivery port and detect the three-temperature sensor of its actual leaving water temperature, programmable controller is connected with temperature sensing device and moves for controlling carbon dioxide heat pump system.
the control method of entire system of the present invention is only based on a kind of algorithm, and the stability of a system is more secure.
above the utility model is described in detail, but the utility model is not limited to the above embodiments.All equivalences of doing according to Spirit Essence of the present utility model change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (2)
1. a carbon dioxide heat pump system, comprise the compressor, gas cooler, electric expansion valve, evaporimeter, gas-liquid separator, regenerator, the triple valve that are connected to form loop, cold-producing medium in described loop is carbon dioxide, in described gas cooler, be provided with the water-flow circuit with described carbon dioxide heat exchange, described water-flow circuit is arranged between water inlet and delivery port, it is characterized in that: also comprise temperature sensing device.
2. carbon dioxide heat pump system according to claim 1, it is characterized in that: also comprise programmable controller, described programmable controller is connected with described temperature sensing device and for controlling the operation of described carbon dioxide heat pump system, described temperature sensing device comprise testing environment temperature ring temperature sensor, be arranged on the first sensor that detects its outlet temperature in described gas cooler, be arranged on described water inlet and detect its inflow temperature the second temperature sensor, be arranged on described delivery port and detect the three-temperature sensor of its actual leaving water temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420223402.3U CN203824162U (en) | 2014-05-04 | 2014-05-04 | Carbon dioxide heat pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420223402.3U CN203824162U (en) | 2014-05-04 | 2014-05-04 | Carbon dioxide heat pump system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203824162U true CN203824162U (en) | 2014-09-10 |
Family
ID=51479648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420223402.3U Expired - Lifetime CN203824162U (en) | 2014-05-04 | 2014-05-04 | Carbon dioxide heat pump system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203824162U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103940148A (en) * | 2014-05-04 | 2014-07-23 | 江苏苏净集团有限公司 | Carbon dioxide heat pump system and control method thereof |
| WO2021103054A1 (en) * | 2019-11-28 | 2021-06-03 | 江苏苏净集团有限公司 | Multi-parallel carbon dioxide heat pump control method based on target load control |
-
2014
- 2014-05-04 CN CN201420223402.3U patent/CN203824162U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103940148A (en) * | 2014-05-04 | 2014-07-23 | 江苏苏净集团有限公司 | Carbon dioxide heat pump system and control method thereof |
| WO2021103054A1 (en) * | 2019-11-28 | 2021-06-03 | 江苏苏净集团有限公司 | Multi-parallel carbon dioxide heat pump control method based on target load control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |