CN205102453U - Solar energy doublestage ejector refrigeration system - Google Patents
Solar energy doublestage ejector refrigeration system Download PDFInfo
- Publication number
- CN205102453U CN205102453U CN201520573040.5U CN201520573040U CN205102453U CN 205102453 U CN205102453 U CN 205102453U CN 201520573040 U CN201520573040 U CN 201520573040U CN 205102453 U CN205102453 U CN 205102453U
- Authority
- CN
- China
- Prior art keywords
- generator
- coil
- heat
- outlet
- ing
- 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
Links
Landscapes
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The utility model discloses a solar energy doublestage ejector refrigeration system aims at providing one kind and uses solar energy as driven solar energy doublestage ejector refrigeration system to entire system's pressure ratio is improved, thereby evaporating temperature, improvement condensing temperature can be reduced. Including solar collector, first generator, second generator, first sprayer, second sprayer, condenser, evaporimeter, intercooler, cross valve, a heating coil, the 2nd heating coil, a thermostatic expansion valve, the 2nd thermostatic expansion valve and cooling coil, in cooling coil placed intercooler in, a heating coil placed in in the first generator, the 2nd heating coil places in the second generator, the operating temperature of first generator is higher than the operating temperature of second generator. This system not only can carry out lower evaporating temperature, higher condensing temperature's circulation, can carry out the cascade utilization of the energy in addition, and entire system's energy efficiency is high, and is energy -conserving effectual.
Description
Technical field
The utility model relates to a kind of cooling cycle system, particularly relates to a kind of solar energy twin-stage ejector refrigeration system.
Background technology
At present, energy scarcity become the whole world must in the face of and solve significant problem.Improve existing efficiency of energy utilization, develop regenerative resource, realize the theme that sustainable development becomes current era.Solar utilization technique now comparative maturity, utilize solar energy to carry out air conditioner refrigerating and have also been obtained and generally apply, carrying out cascade utilization to solar energy is energy-conservation important measures.
Traditional single ejector refrigeration system is simple, moving component is few, compact conformation, take up room little, and have low-grade energies such as utilizing the regenerative resource such as solar energy, underground heat and industrial exhaust heat realize freeze advantage.The cryogenic temperature that conventional spray kind of refrigeration cycle can obtain is higher, usual more than 0 DEG C, by the restriction that injector compression ratio is little, be difficult to reach higher condensing pressure and lower evaporating pressure simultaneously, and this system effectiveness is lower, the cryogenic temperature that will obtain-10 DEG C by evaporimeter is almost impossible, thus conventional spray refrigeration machine is applied be subject to larger restriction, utilize low-temperature heat source to provide high temperature heat source to be also restricted.
Utility model content
The purpose of this utility model is the technological deficiency for existing in prior art, and provide a kind of with solar energy be drive solar energy twin-stage ejector refrigeration system, to improve the pressure ratio of whole system, thus can reduce evaporating temperature, improve condensation temperature.
The technical scheme adopted for realizing the purpose of this utility model is:
A kind of solar energy twin-stage ejector refrigeration system, it is characterized in that, comprise solar thermal collector, the first generator, the second generator, the first injector, the second injector, condenser, evaporimeter, intercooler, cross valve, the first heat(ing) coil, the second heat(ing) coil, the first heating power expansion valve, the second heating power expansion valve and cooling coil, described cooling coil is placed in described intercooler, described first heat(ing) coil is placed in described first generator, and described second heat(ing) coil is placed in described second generator, the refrigerant vapour outlet of described first generator is connected with the entrance of described first injector, the outlet of described first injector is connected with the refrigerant inlet of described condenser, the refrigerant outlet of described condenser is connected with the first interface of described cross valve, second interface of described cross valve is leaded up to the first working medium pump and is connected with the entrance of described first generator, second working medium pump of separately leading up to is connected with the entrance of described second generator, 3rd interface of described cross valve is connected with the entrance of described intercooler by described first heating power expansion valve, 4th interface of described cross valve is connected with the import of described cooling coil, the outlet of described cooling coil is connected with the import of described evaporimeter by described second heating power expansion valve, the outlet of described evaporimeter is taken over the injection of described second injector and is connected, the steam (vapor) outlet of described intercooler is taken over the injection of described first injector and is connected, the outlet of described second generator is connected with the import of described second injector, the outlet of described second injector is connected with taking over below described intercooler liquid level, the heating agent outlet of described solar thermal collector is connected with the heating agent entrance of described first heat(ing) coil, the heating agent outlet of described first heat(ing) coil is connected with the heating agent entrance of described second heat(ing) coil, the heating agent outlet of described second heat(ing) coil is connected by the entrance of heat medium pump with described solar thermal collector, the operating temperature of described first generator is higher than the operating temperature of described second generator.
Compared with prior art, the beneficial effects of the utility model are:
1, the steam that the second generator in solar energy twin-stage ejector refrigeration system of the present utility model produces carrys out the steam of flash-pot as the working fluid injection of the second injector, mix in intercooler with the liquid after first throttle valve and flash steam after supercharging and produce steam, the steam that first generator produces as the working fluid injection of the first injector from the steam in intercooler, condenser generation condensation is entered after supercharging, a part condensed fluid through intercooler cross cold after through second throttle enter evaporimeter heat absorption, steam pressure increases successively, improve the pressure ratio of whole system, thus can evaporating temperature be reduced, improve condensation temperature, expand the application of ejector type refrigerating machine, expand the application utilizing low-temperature heat source to provide high temperature heat source.
2, in refrigeration system of the present utility model, first generator, second generator is respectively by its first built-in heat(ing) coil, second heat(ing) coil is refrigerant heat, first heat(ing) coil, the heating agent of the second heat(ing) coil is provided by solar thermal collector, the heating agent outlet of solar thermal collector is connected with the heating agent entrance of described first heat(ing) coil, the heating agent outlet of the first heat(ing) coil is connected with the heating agent entrance of described second heat(ing) coil, the heating agent outlet of the second heat(ing) coil is connected with solar thermal collector entrance through heat medium pump, make heating agent successively by the first heat(ing) coil, second heat(ing) coil heats cold-producing medium, achieve the cascade utilization of low-grade energy, improve the efficiency of energy utilization of whole system.
3, solar energy twin-stage ejector refrigeration system of the present utility model not only can carry out the circulation of lower evaporating temperature, high condensation temperature, and can carry out the cascade utilization of the energy, and the efficiency of energy utilization of whole system is high, good energy-conserving effect.
Accompanying drawing explanation
Figure 1 shows that the schematic diagram of a kind of solar energy twin-stage of the utility model ejector refrigeration system.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The schematic diagram of a kind of solar energy twin-stage of the utility model ejector refrigeration system as shown in Figure 1, comprise solar thermal collector 14, first generator 15, second generator 10, first injector 2, second injector 1, condenser 3, evaporimeter 9, intercooler 8, cross valve 4, first heat(ing) coil 16, second heat(ing) coil 17, first heating power expansion valve 5, second heating power expansion valve 7 and cooling coil 6, described cooling coil 6 is placed in described intercooler 8, described first heat(ing) coil 16 is placed in described first generator 15, described second heat(ing) coil 17 is placed in described second generator 10.The refrigerant vapour outlet of described first generator 15 is connected with the entrance of described first injector 2, the outlet of described first injector 2 is connected with the refrigerant inlet of described condenser 3, the refrigerant outlet of described condenser 3 is connected with the first interface a of described cross valve 4, second interface b of described cross valve is leaded up to the first working medium pump 12 and is connected with the entrance of described first generator 15, second working medium pump 13 of separately leading up to is connected with the entrance of described second generator 17,3rd interface c of described cross valve 4 is connected with the entrance of described intercooler 8 by described first heating power expansion valve 5,4th interface d of described cross valve is connected with the import of described cooling coil 6, the outlet of described cooling coil 6 is connected with the import of described evaporimeter 9 by described second heating power expansion valve 7, the outlet of described evaporimeter 9 is taken over the injection of described second injector 1 and is connected, the steam (vapor) outlet of described intercooler 8 is taken over the injection of described first injector 2 and is connected, the outlet of described second generator 10 is connected with the import of described second injector 1, the outlet of described second injector 1 is connected with taking over below described intercooler 8 liquid level.The heating agent outlet of described solar thermal collector 14 is connected with the heating agent entrance of described first heat(ing) coil 16, the heating agent outlet of described first heat(ing) coil 16 is connected with the heating agent entrance of described second heat(ing) coil 17, and the heating agent outlet of described second heat(ing) coil 17 is connected by the entrance of heat medium pump 11 with described solar thermal collector 14.The operating temperature of described first generator is higher than the operating temperature of described second generator.
Described first heat(ing) coil 16, the heating agent of the second heat(ing) coil 17 is provided by solar thermal collector 14, the heating agent outlet of solar thermal collector 14 is connected with the heating agent entrance of described first heat(ing) coil 16, the heating agent outlet of described first heat(ing) coil 16 is connected with the heating agent entrance of described second heat(ing) coil 17, the heating agent outlet of described second heat(ing) coil 17 is connected with solar thermal collector 14 entrance through heat medium pump 11, make the heating agent heated by solar thermal collector 14 successively by the first heat(ing) coil 16, second heat(ing) coil 17 pairs cold-producing medium carries out heating produces steam, realize the cascade utilization of the energy.
The steam that described second generator 10 produces carrys out the steam of flash-pot 9 as the working fluid injection of the second injector 1, mix in intercooler 8 with the liquid after the first heating power expansion valve 5 and flash steam after supercharging and produce steam, the steam that first generator 15 produces as the working fluid injection of the first injector 2 from the steam in intercooler 8, enter condenser 3 after supercharging and condensation occurs, part condensed fluid enters evaporimeter 9 through the second heating power expansion valve 7 and absorbs heat after intercooler 8 is excessively cold, steam pressure increases successively, improve the pressure ratio of whole system, so go round and begin again, realize lower evaporating temperature simultaneously, the kind of refrigeration cycle of high condensation temperature.
The above is only preferred embodiment of the present utility model; it should be noted that; for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (1)
1. a solar energy twin-stage ejector refrigeration system, it is characterized in that, comprise solar thermal collector, the first generator, the second generator, the first injector, the second injector, condenser, evaporimeter, intercooler, cross valve, the first heat(ing) coil, the second heat(ing) coil, the first heating power expansion valve, the second heating power expansion valve and cooling coil, described cooling coil is placed in described intercooler, described first heat(ing) coil is placed in described first generator, and described second heat(ing) coil is placed in described second generator, the refrigerant vapour outlet of described first generator is connected with the entrance of described first injector, the outlet of described first injector is connected with the refrigerant inlet of described condenser, the refrigerant outlet of described condenser is connected with the first interface of described cross valve, second interface of described cross valve is leaded up to the first working medium pump and is connected with the entrance of described first generator, second working medium pump of separately leading up to is connected with the entrance of described second generator, 3rd interface of described cross valve is connected with the entrance of described intercooler by described first heating power expansion valve, 4th interface of described cross valve is connected with the import of described cooling coil, the outlet of described cooling coil is connected with the import of described evaporimeter by described second heating power expansion valve, the outlet of described evaporimeter is taken over the injection of described second injector and is connected, the steam (vapor) outlet of described intercooler is taken over the injection of described first injector and is connected, the outlet of described second generator is connected with the import of described second injector, the outlet of described second injector is connected with taking over below described intercooler liquid level, the heating agent outlet of described solar thermal collector is connected with the heating agent entrance of described first heat(ing) coil, the heating agent outlet of described first heat(ing) coil is connected with the heating agent entrance of described second heat(ing) coil, the heating agent outlet of described second heat(ing) coil is connected by the entrance of heat medium pump with described solar thermal collector, the operating temperature of described first generator is higher than the operating temperature of described second generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520573040.5U CN205102453U (en) | 2015-07-31 | 2015-07-31 | Solar energy doublestage ejector refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520573040.5U CN205102453U (en) | 2015-07-31 | 2015-07-31 | Solar energy doublestage ejector refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205102453U true CN205102453U (en) | 2016-03-23 |
Family
ID=55518232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520573040.5U Expired - Fee Related CN205102453U (en) | 2015-07-31 | 2015-07-31 | Solar energy doublestage ejector refrigeration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205102453U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629066A (en) * | 2020-12-02 | 2021-04-09 | 浙江省送变电工程有限公司 | Solar-driven pressurizing injection refrigerating system |
| CN113883741A (en) * | 2021-10-14 | 2022-01-04 | 青岛海信日立空调系统有限公司 | Absorption refrigeration system |
| CN115406217A (en) * | 2022-08-12 | 2022-11-29 | 嵊州市浙江工业大学创新研究院 | Solar vacuum freezing combined hot air drying device |
-
2015
- 2015-07-31 CN CN201520573040.5U patent/CN205102453U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629066A (en) * | 2020-12-02 | 2021-04-09 | 浙江省送变电工程有限公司 | Solar-driven pressurizing injection refrigerating system |
| CN112629066B (en) * | 2020-12-02 | 2022-07-19 | 浙江省送变电工程有限公司 | Solar-driven pressurization jet refrigeration system |
| CN113883741A (en) * | 2021-10-14 | 2022-01-04 | 青岛海信日立空调系统有限公司 | Absorption refrigeration system |
| CN115406217A (en) * | 2022-08-12 | 2022-11-29 | 嵊州市浙江工业大学创新研究院 | Solar vacuum freezing combined hot air drying device |
| CN115406217B (en) * | 2022-08-12 | 2023-08-22 | 嵊州市浙江工业大学创新研究院 | Solar vacuum freezing combined hot air drying device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105841390B (en) | A kind of gas driven air source heat pump thermal power plant unit for central heating system | |
| CN105003351B (en) | Gas machine waste heat energy is carried out the energy tower of the multi-energy form output of step recovery | |
| CN105042931B (en) | A kind of trans critical cycle and the combined heat-pump system of absorption heat pump coproduction | |
| CN107905897A (en) | Gas turbine cycle flue gas waste heat recovery and inlet gas cooling association system and method | |
| CN104807252A (en) | Solar assisted ejector synergized steam compression type heat pump circulating system and method | |
| CN105402926A (en) | Combined cooling and power system and refrigeration, power generation and combined cooling and power method based on combined cooling and power system | |
| CN104697227A (en) | Evaporation condensation high-efficiency screw water chilling unit with deep supercooling device | |
| CN204830556U (en) | Solar energy sprays overlapping cooling cycle system | |
| CN205002435U (en) | Utilize solar energy steam -jet ejector formula overlapping cooling cycle system | |
| CN205102453U (en) | Solar energy doublestage ejector refrigeration system | |
| CN208000039U (en) | A kind of solar heat-preservation is in direct contact evaporation high temperature drying system | |
| CN206440032U (en) | A kind of recovery Steam Turbine exhaust steam residual heat system based on heat pump | |
| CN206695430U (en) | First class lithium bromide absorptive heat pump unit with condensate recuperation of heat | |
| CN108692482B (en) | Efficiency improving system combining thermoelectric unit and refrigeration and application method | |
| CN202221254U (en) | Workshop middle-low-temperature steam waste heat step recovery device | |
| CN203454458U (en) | Solar efficient spraying refrigeration system | |
| CN202915556U (en) | Device for improving thermal efficiency of gas water heater | |
| CN203614267U (en) | Waste heat utilization apparatus of combustion gas generating set | |
| CN206310790U (en) | A kind of magnetic suspension and suction-type lithium bromide bimodulus operation heating combined equipment | |
| CN205383781U (en) | Compression of driving vapour of gasengine and absorption combined type heat pump water heater group | |
| CN204202233U (en) | The organic Rankine of Driven by Solar Energy-spray compression combined formula refrigeration system | |
| CN103822395A (en) | Direct-fired lithium bromide absorbing typed cold and hot water unit for producing high temperature hot water | |
| CN104031711A (en) | Natural gas pretreatment method and device through combined cooling heating and power | |
| CN204478567U (en) | With the evaporative condenser high-efficiency screw handpiece Water Chilling Units of deeply undercooling device | |
| CN204202234U (en) | A kind of take solar energy as the ejector refrigeration system driven |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20160731 |