CN204202234U - A kind of take solar energy as the ejector refrigeration system driven - Google Patents

A kind of take solar energy as the ejector refrigeration system driven Download PDF

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Publication number
CN204202234U
CN204202234U CN201420621659.4U CN201420621659U CN204202234U CN 204202234 U CN204202234 U CN 204202234U CN 201420621659 U CN201420621659 U CN 201420621659U CN 204202234 U CN204202234 U CN 204202234U
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China
Prior art keywords
outlet
entrance
injector
expansion valve
heating power
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Expired - Fee Related
Application number
CN201420621659.4U
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Chinese (zh)
Inventor
刘圣春
刘兆伟
宁静红
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Tianjin University of Commerce
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Tianjin University of Commerce
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Priority to CN201420621659.4U priority Critical patent/CN204202234U/en
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Publication of CN204202234U publication Critical patent/CN204202234U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a kind of take solar energy as the ejector refrigeration system driven, and is drive, provides low evaporating temperature, high condensation temperature with solar energy.The refrigeration working medium steam (vapor) outlet of solar steam generating device is connected with the entrance of the first injector, the outlet of the first injector is connected with the entrance of the second injector, the outlet of the second injector is connected with the entrance of condenser, the outlet of condenser respectively with refrigeration working medium pump, first heating power expansion valve is connected with the entrance of cooling during rolling coil pipe, refrigeration working medium circulation delivery side of pump is connected with the liquid inlet of steam raising plant, the outlet of the first heating power expansion valve is connected with the entrance of intercooler, the outlet of cooling during rolling coil pipe is connected with the refrigerant inlet of evaporimeter by the second heating power expansion valve, the refrigerant outlet of evaporimeter is taken over the injection of the first injector and is connected, the outlet of solar thermal collector is connected with the entrance of heat(ing) coil, and the outlet of heat(ing) coil is connected with the entrance of solar thermal collector by water circulating pump.

Description

A kind of take solar energy as the ejector refrigeration system driven
Technical field
The utility model relates to refrigeration technology field, and particularly relating to a kind of take solar energy as the ejector refrigeration system driven.
Background technology
Solar utilization technique now comparative maturity, utilizes solar energy to carry out air conditioner refrigerating and have also been obtained and generally apply, and is simply still drive with electric energy using solar energy as the air-conditioning system of evaporation thermal source, causes the waste of electric energy.Developed afterwards using solar energy as the refrigeration system driven, it can only when carrying out compared with when high evaporation temperature, lower condensation temperature, and therefore this system is subject to the restriction of evaporating temperature and condensation temperature and cannot be widely used.
Along with the development of high temperature heat pump system, the application of high temperature heat pump system gets more and more.At present, the cooling cycle system of low evaporating temperature, high condensation temperature adopts two stages of compression steam refrigerating to circulate usually, and compression-type refrigeration exists mechanical friction, causes the service life of machine short.
Utility model content
The utility model is to overcome weak point of the prior art, and providing a kind of is drive with solar energy, adopts injector to replace compressor, pressure-regulating valve, check-valves, can provide the cooling cycle system of low evaporating temperature, high condensation temperature.
The utility model is achieved through the following technical solutions:
Take solar energy as the ejector refrigeration system driven, be made up of the first injector, the second injector, condenser, refrigeration working medium circulating pump, intercooler, evaporimeter, the first heating power expansion valve, the second heating power expansion valve, solar thermal collector, solar steam generating device, water circulating pump, cooling during rolling coil pipe and heat(ing) coil, described cooling during rolling coil pipe is placed in described intercooler, and described heat(ing) coil is placed in described solar steam generating device, the refrigeration working medium steam (vapor) outlet of described solar steam generating device is connected with the entrance of described first injector, the outlet of described first injector is connected with the entrance of described second injector, the injection adapter of described second injector is connected with the gas vent of described intercooler, the outlet of described second injector is connected with the entrance of described condenser, the outlet of described condenser respectively with the entrance of described refrigeration working medium pump, the entrance of the first heating power expansion valve is connected with the entrance of cooling during rolling coil pipe, described refrigeration working medium circulation delivery side of pump is connected with the liquid inlet of described steam raising plant, the outlet of described first heating power expansion valve is connected with the entrance of described intercooler, the outlet of described cooling during rolling coil pipe is connected with the refrigerant inlet of described evaporimeter by described second heating power expansion valve, the refrigerant outlet of described evaporimeter is taken over the injection of described first injector and is connected, the outlet of described solar thermal collector is connected with the entrance of described heat(ing) coil, and the outlet of described heat(ing) coil is connected by the entrance of described water circulating pump with described solar thermal collector.
Compared with prior art, the beneficial effects of the utility model are:
1, refrigeration system of the present utility model utilizes solar energy to carry out kind of refrigeration cycle, adopts two injector tandem compounds can provide lower evaporating temperature, higher condensation temperature.
2, refrigeration system of the present utility model adopts injector to replace evaporating pressure regulating valve and check-valves, realizes the supercharging of low-temperature refrigerant steam simultaneously, decreases mechanical friction and damages, safe and reliable, long service life, and economize energy, reduces operating cost.
Accompanying drawing explanation
Fig. 1 be the utility model a kind of take solar energy as the schematic diagram of ejector refrigeration system driven.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The utility model is a kind of with solar energy be drive ejector refrigeration system schematic diagram as shown in Figure 1 to Figure 3, be made up of the first injector 5, second injector 6, condenser 7, refrigeration working medium circulating pump 8, intercooler 10, evaporimeter 13, first heating power expansion valve 9, second heating power expansion valve 12, solar thermal collector 1, solar steam generating device 4, water circulating pump 2, cooling during rolling coil pipe 11 and heat(ing) coil 3, described cooling during rolling coil pipe 11 is placed in described intercooler 10, and described heat(ing) coil 3 is placed in described solar steam generating device 4.The refrigeration working medium steam (vapor) outlet of described solar steam generating device 4 is connected with the entrance of described first injector 5, the outlet of described first injector 5 is connected with the entrance of described second injector 6, the injection adapter of described second injector 6 is connected with the gas vent of described intercooler 10, the outlet of described second injector 6 is connected with the entrance of described condenser 7, the outlet of described condenser 7 respectively with the entrance of described refrigeration working medium pump 8, the entrance of the first heating power expansion valve 9 is connected with the entrance of cooling during rolling coil pipe 11, the outlet of described refrigeration working medium circulating pump 8 is connected with the liquid inlet of described steam raising plant 4, the outlet of described first heating power expansion valve 9 is connected with the entrance of described intercooler 10, the outlet of described cooling during rolling coil pipe 11 is connected with the refrigerant inlet of described evaporimeter 13 by described second heating power expansion valve 12, the refrigerant outlet of described evaporimeter 13 is taken over the injection of described first injector 5 and is connected.The outlet of described solar thermal collector 1 is connected with the entrance of described heat(ing) coil 3, the outlet of described heat(ing) coil 3 is connected by the entrance of described water circulating pump 2 with described solar thermal collector 1, and the cold-producing medium in heat(ing) coil 3 heating solar steam raising plant 4 produces refrigerant vapour.
The refrigerant vapour produced by solar steam generating device 4 is by the nozzle expansion of the first injector 5 and after carrying out flow at high speed, very low pressure is caused at the nozzle exit of the first injector 5, and attract the low pressure refrigerant vapor in evaporimeter 13, enter the mixing chamber of the first injector 5 and enter diffuser together with after steam wherein, in diffuser, flow velocity reduces, pressure enters the second injector 6 after raising, by the nozzle expansion of the second injector 6 and after carrying out flow at high speed, very low pressure is caused at the nozzle exit of the second injector 6, and attract the low pressure refrigerant vapor in intercooler 10, enter the mixing chamber of the second injector 6 and enter diffuser together with after steam wherein, in diffuser, flow velocity reduces, enter condenser 7 after pressure raises further and condensation occurs.Condensed a part of liquid enters solar energy steam generating device 4 through refrigeration working medium circulating pump 8, part liquid enters intercooler 10 after the first heating power expansion valve 9, and some liquid enters evaporimeter 13 through the second heating power expansion valve 12 after condenser coil 11 temperature in intercooler 10 reduces.So go round and begin again, complete the kind of refrigeration cycle of lower evaporating temperature, 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. one kind is the ejector refrigeration system driven with solar energy, it is characterized in that, be made up of the first injector, the second injector, condenser, refrigeration working medium circulating pump, intercooler, evaporimeter, the first heating power expansion valve, the second heating power expansion valve, solar thermal collector, solar steam generating device, water circulating pump, cooling during rolling coil pipe and heat(ing) coil, described cooling during rolling coil pipe is placed in described intercooler, and described heat(ing) coil is placed in described solar steam generating device, the refrigeration working medium steam (vapor) outlet of described solar steam generating device is connected with the entrance of described first injector, the outlet of described first injector is connected with the entrance of described second injector, the injection adapter of described second injector is connected with the gas vent of described intercooler, the outlet of described second injector is connected with the entrance of described condenser, the outlet of described condenser respectively with the entrance of described refrigeration working medium pump, the entrance of the first heating power expansion valve is connected with the entrance of cooling during rolling coil pipe, described refrigeration working medium circulation delivery side of pump is connected with the liquid inlet of described steam raising plant, the outlet of described first heating power expansion valve is connected with the entrance of described intercooler, the outlet of described cooling during rolling coil pipe is connected with the refrigerant inlet of described evaporimeter by described second heating power expansion valve, the refrigerant outlet of described evaporimeter is taken over the injection of described first injector and is connected, the outlet of described solar thermal collector is connected with the entrance of described heat(ing) coil, and the outlet of described heat(ing) coil is connected by the entrance of described water circulating pump with described solar thermal collector.
CN201420621659.4U 2014-10-24 2014-10-24 A kind of take solar energy as the ejector refrigeration system driven Expired - Fee Related CN204202234U (en)

Priority Applications (1)

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CN201420621659.4U CN204202234U (en) 2014-10-24 2014-10-24 A kind of take solar energy as the ejector refrigeration system driven

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Application Number Priority Date Filing Date Title
CN201420621659.4U CN204202234U (en) 2014-10-24 2014-10-24 A kind of take solar energy as the ejector refrigeration system driven

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CN204202234U true CN204202234U (en) 2015-03-11

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018205405A1 (en) * 2017-05-09 2018-11-15 上海海洋大学 Novel wind power jet refrigerating system
CN113883738A (en) * 2021-09-29 2022-01-04 浙江工业大学 Novel solar energy sprays-compression refrigerating system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018205405A1 (en) * 2017-05-09 2018-11-15 上海海洋大学 Novel wind power jet refrigerating system
CN113883738A (en) * 2021-09-29 2022-01-04 浙江工业大学 Novel solar energy sprays-compression refrigerating system
CN113883738B (en) * 2021-09-29 2022-11-11 浙江工业大学 Novel solar energy sprays-compression refrigerating system

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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: 20150311

Termination date: 20151024

EXPY Termination of patent right or utility model