CN202813923U - Circulation refrigerating system of recirculation evaporator - Google Patents
Circulation refrigerating system of recirculation evaporator Download PDFInfo
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- CN202813923U CN202813923U CN 201220522586 CN201220522586U CN202813923U CN 202813923 U CN202813923 U CN 202813923U CN 201220522586 CN201220522586 CN 201220522586 CN 201220522586 U CN201220522586 U CN 201220522586U CN 202813923 U CN202813923 U CN 202813923U
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- fluid reservoir
- liquid refrigerant
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- evaporimeter
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Abstract
The utility model discloses a circulation refrigerating system of a recirculation evaporator. The circulation refrigerating system of a recirculation evaporator is mainly composed of an evaporator, a liquid storage tank, a compressor, a condenser, a jetting throttling device, connecting pipelines and a circuit control element. An input end of the compressor is connected with the liquid storage tank. An output end of the compressor is connected to the condenser. A working fluid inlet end of the jetting throttling device is connected to an output end of the condenser. A fluid injecting inlet of the jetting throttling device is connected to the liquid storage tank. An outlet end of the jetting throttling device is connected to an input end of the evaporator. Thus, the whole system comprises an evaporator small circulation and a compressor big circulation, functions of the evaporator and the condenser can be fully utilized, the inside of the evaporator is enabled to be filled with liquid to the largest extent to evaporate and absorb heat, and the inside of the condenser is enabled to be filled with steam to cool and release heat, and therefore the problem that an existing evaporator and an existing condenser are low in utilization rate is solved, and heat energy transporting efficiency is improved.
Description
Technical field
The utility model relates to a kind of refrigeration system, specifically, relates to a kind of recirculation evaporator cycle refrigeration system, belongs to the Refrigeration ﹠ Air-Conditioning refrigerating field.
Background technology
The energy is the basis that the mankind depend on for existence, is the most basic driving force of All Around The World development; The energy also is the lifeblood of national economy, and national industrial development is played important impetus.But, the world energy supplies growing tension, energy problem becomes the focus of country's life and even whole society's concern day by day.Along with more prevalentization of Refrigeration Technique application and the shortage of the energy, people are also more and more higher to the energy-conservation requirement of Refrigeration Technique.As everyone knows, the loop structure that extensively adopts in the present refrigeration system is: the structural shape of compressor → condenser → choke valve → evaporimeter → compressor, the pressure of inspiration(Pi) of compressor equate that with evaporating pressure pressure at expulsion equates with condensing pressure.The loss of this class kind of refrigeration cycle mainly is comprised of three parts: the loss that the non-constant entropy of (1) compression process causes; (2) heat transfer temperature loss of condenser and evaporimeter; (3) restriction loss of choke valve.The non-constant entropy loss of compression process is directly related with the manufacturing process of compressor in these three kinds of losses, the coefficient of heat transfer that reduces to increase on the one hand heat exchanger of heat transfer temperature loss, can increase heat exchange area on the other hand, reducing of these two kinds of losses is limited.Restriction loss can be reclaimed these energy so that the useful energy of cold-producing medium having slatterned in vain adopted adequate measures.Also having the evaporimeter of existing refrigeration system and the whole fin structure part of condenser is that a hot part is cold, is not fully utilized, and can not carry out thoroughly heat exchange, thereby cause the unnecessary waste of electric energy, and operation costs are high.
Summary of the invention
The purpose of this utility model is for the existing deficiency that increases the simple effective ways of kind of refrigeration cycle Energy Efficiency Ratio that lacks, and the energy consumption that exists in the compressor assembly is large, and the problem that the finned heat exchanger of evaporation and condensation can not take full advantage of, and provide a kind of recirculation evaporator cycle refrigeration system, make it can improve the kind of refrigeration cycle Energy Efficiency Ratio, reduce refrigeration plant energy consumption and cost.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is as follows:
A kind of recirculation evaporator cycle refrigeration system is mainly by evaporimeter, compressor, condenser, fluid reservoir, injection throttling arrangement, connecting pipe and circuit controling element; Described fluid reservoir mainly is the gas-liquid separation that realizes the periodic duty medium, and it comprises three outer connectivity ports, is respectively cold-producing medium input, gaseous refrigerant output and liquid refrigerant output; The output of described compressor is connected in the condenser input, and its input is connected in the gaseous refrigerant output of fluid reservoir, and the gaseous refrigerant output is positioned at the top of fluid reservoir liquid refrigerant liquid level; The Working-fluid intaking end of described injection throttling arrangement is connected in the output of condenser, the driving fluid arrival end that sprays throttling arrangement is connected in the liquid refrigerant output of fluid reservoir, and its port is positioned at the bottom of fluid reservoir liquid refrigerant liquid level, the port of export that sprays throttling arrangement is connected in the evaporimeter input, the effect of spraying throttling arrangement comprises two aspects, thereby on the one hand make the refrigeration working medium of HTHP replace choke valve by the refrigeration working medium that its throttling becomes low-temp low-pressure, the liquid refrigerant that the refrigeration working medium that flows out from evaporimeter is carried out in fluid reservoir after the gas-liquid separation is sent into evaporimeter and is realized recirculation through spraying the throttling arrangement injection; The output of described evaporimeter is connected in the cold-producing medium input of fluid reservoir, and its port can be positioned at the bottom of fluid reservoir liquid refrigerant liquid level, also can be positioned at the top of fluid reservoir liquid refrigerant liquid level; Evaporimeter, fluid reservoir and injection throttling arrangement are as a whole by the organic connection of connecting pipe between mutual like this, consist of the lesser circulation of recirculation evaporator; Evaporimeter, fluid reservoir, compressor, condenser, injection throttling arrangement and the organic connection of mutual connecting pipe are as a whole, consist of compressor-type systemic circulation refrigeration system.
The above sprays throttling arrangement is the key position that the recirculation evaporator cycle refrigeration system is realized, heat-exchange capacity is complementary in the design in the cross section, exit of its nozzle and condenser and the evaporimeter.
The above fluid reservoir comprises three outer connectivity ports, is respectively cold-producing medium input, gaseous refrigerant output and liquid refrigerant output, if main its realized the gas-liquid separation of periodic duty medium; The outlet of described cold-producing medium input can be positioned at the top of fluid reservoir liquid refrigerant liquid level, also can be positioned at the top of fluid reservoir liquid refrigerant liquid level, the entrance of gaseous refrigerant output is positioned at the top of fluid reservoir liquid refrigerant liquid level, return port on its pipeline is positioned at the bottom of fluid reservoir liquid refrigerant liquid level, and the entrance of liquid refrigerant output is positioned at the bottom of fluid reservoir liquid refrigerant liquid level; In order to gaseous refrigerant in the fluid reservoir is supplied to compressor by the gaseous refrigerant output, liquid refrigerant passes through the liquid refrigerant output through spraying the throttling arrangement injection to evaporimeter like this.
The utility model compared with prior art, spray by reference throttling arrangement and replace the recirculation evaporator cycle refrigeration system that choke valve consists of with the design that increases fluid reservoir, so that the refrigeration working medium that flows out from evaporimeter carries out gas-liquid separation and storage in fluid reservoir, make gaseous refrigerant enter compressor, the useful energy that liquid refrigerant utilizes restriction loss to slattern is sent into the evaporimeter recycling through spraying the throttling arrangement injection, can reach the recycling of evaporation and condensation, make evaporimeter inside be full of to greatest extent liquid and evaporate, condensation is carried out in condenser inside to greatest extent gassy.Whole system is simple in structure, and is reliable, and refrigeration efficiency is than being better than general air-conditioning.
Description of drawings
Fig. 1 is the embodiment structural representation of this system.
Among the figure: (1) evaporimeter; (2) condenser; (3) fluid reservoir; (31) the cold-producing medium input of fluid reservoir; (32) the gaseous refrigerant output of fluid reservoir; (33) the liquid refrigerant output of fluid reservoir;
(4) compressor; (5) spray throttling arrangement; (51) the Working-fluid intaking end of injection throttling arrangement; (52) the driving fluid arrival end of injection throttling arrangement; (53) port of export of injection throttling arrangement.
The specific embodiment
This embodiment simple structure schematic diagram as shown in Figure 1; The system and device agent structure that present embodiment relates to when realizing comprises evaporimeter (1), condenser (2), fluid reservoir (3), the cold-producing medium input (31) of fluid reservoir, the gaseous refrigerant output (32) of fluid reservoir, the liquid refrigerant output (33) of fluid reservoir, compressor (4), spray throttling arrangement (5), spray the Working-fluid intaking end (51) of throttling arrangement, spray the driving fluid arrival end (52) of throttling arrangement, spray the port of export (53) of throttling arrangement, circulation equipment needed thereby and circuit controling element; Evaporimeter (1), fluid reservoir (3) and injection throttling arrangement (5) are as a whole by the organic connection of connecting pipe between mutual, consist of the lesser circulation of recirculation evaporator; Evaporimeter (1), fluid reservoir (3), compressor (4), condenser (2), injection throttling arrangement (5) and the organic connection of mutual connecting pipe are as a whole, consist of compressor-type systemic circulation refrigeration system.
During this system works, evaporimeter (1) contacts with high temperature heat source, liquid working media is subjected to the heating of high temperature heat source and is evaporated to gas in evaporimeter (1), and absorbing heat, the gas that evaporation forms does not have the liquid intermediate medium of evaporation mutually to mix formation gas-liquid two-phase flow body in flow at high speed with part, they flow into the fluid reservoir (3) from the cold-producing medium input (31) of evaporimeter output through fluid reservoir, the middle working media basis of gas-liquid two-phase flow separately physical property is separated in fluid reservoir (3), the gaseous state intermediate medium sucks the gas that is collapsed into HTHP by the compressed machine of gaseous refrigerant output (32) (4) of fluid reservoir, HTHP gaseous state refrigerant gas is admitted in the condenser (2), condenser (2) contacts with low-temperature heat source, HTHP gaseous state refrigerant gas working media is subjected to the cooling of low-temperature heat source and is condensed into liquid in condenser (2), and emit heat, the Working-fluid intaking end (51) of the liquid high pressure body running medium that condensation forms through spraying throttling arrangement enters and sprays throttling arrangement (5), isolated liquid intermediate medium enters injection throttling arrangement (5) by the driving fluid arrival end (52) that sprays throttling arrangement in fluid reservoir (3) simultaneously, this moment, working media fluid and injection medium fluid entered in the mixing chamber, carry out the equilibrium of speed, the port of export (53) through spraying throttling arrangement enters evaporimeter (1), so move in circles the heat transfer process when just having finished whole system work.
Claims (2)
1. a recirculation evaporator cycle refrigeration system mainly by evaporimeter (1), compressor (4), condenser (2), connecting pipe and circuit controling element, is characterized in that, also comprises fluid reservoir (3) and sprays throttling arrangement (5); Described fluid reservoir (3) mainly is the gas-liquid separation that realizes the periodic duty medium, and it comprises three outer connectivity ports, is respectively cold-producing medium input (31), gaseous refrigerant output (32) and liquid refrigerant output (33); The output of described compressor (4) is connected in condenser (2) input, its input is connected in the gaseous refrigerant output (32) of fluid reservoir (3), and gaseous refrigerant output (32) is positioned at the top of fluid reservoir (3) liquid refrigerant liquid level; The Working-fluid intaking end (51) of described injection throttling arrangement (5) is connected in the output of condenser (2), the driving fluid arrival end (52) that sprays throttling arrangement (5) is connected in the liquid refrigerant output (33) of fluid reservoir (3), and its port (33) is positioned at the bottom of fluid reservoir (3) liquid refrigerant liquid level, the port of export (53) that sprays throttling arrangement (5) is connected in evaporimeter (1) input, the effect of spraying throttling arrangement (5) comprises two aspects, thereby on the one hand make the refrigeration working medium of HTHP replace choke valve by the refrigeration working medium that its throttling becomes low-temp low-pressure, make on the other hand the liquid refrigerant the refrigeration working medium that flows out from evaporimeter (1) carries out gas-liquid separation in fluid reservoir (3) after send into evaporimeter (1) and realize recirculation through spraying throttling arrangement (5) injection; The output of described evaporimeter (1) is connected in the cold-producing medium input (31) of fluid reservoir (3), its port (31) can be positioned at the bottom of fluid reservoir (3) liquid refrigerant liquid level, also can be positioned at the top of fluid reservoir (3) liquid refrigerant liquid level; Evaporimeter (1), fluid reservoir (3) and injection throttling arrangement (5) are as a whole by the organic connection of connecting pipe between mutual like this, consist of the lesser circulation of recirculation evaporator; Evaporimeter (1), fluid reservoir (3), compressor (4), condenser (2), injection throttling arrangement (5) and the organic connection of mutual connecting pipe are as a whole, consist of compressor-type systemic circulation refrigeration system.
2. a kind of recirculation evaporator cycle refrigeration system according to claim 1, be further characterized in that, described fluid reservoir (3) mainly is the gas-liquid separation that realizes the periodic duty medium, it comprises three outer connectivity ports, is respectively cold-producing medium input (31), gaseous refrigerant output (32) and liquid refrigerant output (33); The outlet of described cold-producing medium input (31) is positioned at the top of fluid reservoir (3) liquid refrigerant liquid level, also can be positioned at the bottom of fluid reservoir (3) liquid refrigerant liquid level, the entrance of gaseous refrigerant output (32) is positioned at the top of fluid reservoir (3) liquid refrigerant liquid level, return port on its pipeline (321) is positioned at the bottom of fluid reservoir (3) liquid refrigerant liquid level, and the entrance of liquid refrigerant output (33) is positioned at the bottom of fluid reservoir (3) liquid refrigerant liquid level; In order to the interior gaseous refrigerant of fluid reservoir (3) is supplied to compressor by gaseous refrigerant output (32), liquid refrigerant passes through liquid refrigerant output (33) through spraying throttling arrangement (5) injection to evaporimeter (1) like this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220522586 CN202813923U (en) | 2012-10-13 | 2012-10-13 | Circulation refrigerating system of recirculation evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220522586 CN202813923U (en) | 2012-10-13 | 2012-10-13 | Circulation refrigerating system of recirculation evaporator |
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| Publication Number | Publication Date |
|---|---|
| CN202813923U true CN202813923U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220522586 Expired - Lifetime CN202813923U (en) | 2012-10-13 | 2012-10-13 | Circulation refrigerating system of recirculation evaporator |
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| CN (1) | CN202813923U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901283A (en) * | 2012-10-13 | 2013-01-30 | 北京德能恒信科技有限公司 | Cycling refrigeration system of recycling evaporator |
| CN107606812A (en) * | 2017-10-31 | 2018-01-19 | 沈志宏 | Composite refrigeration system |
-
2012
- 2012-10-13 CN CN 201220522586 patent/CN202813923U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901283A (en) * | 2012-10-13 | 2013-01-30 | 北京德能恒信科技有限公司 | Cycling refrigeration system of recycling evaporator |
| CN102901283B (en) * | 2012-10-13 | 2016-04-13 | 北京德能恒信科技有限公司 | A kind of recirculation evaporator cycle refrigeration system |
| CN107606812A (en) * | 2017-10-31 | 2018-01-19 | 沈志宏 | Composite refrigeration system |
| CN107606812B (en) * | 2017-10-31 | 2023-05-02 | 沈志宏 | Composite refrigeration system |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130320 Effective date of abandoning: 20160413 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |