CN201935470U - Solar auxiliary thermomotor driven type refrigerating plant - Google Patents
Solar auxiliary thermomotor driven type refrigerating plant Download PDFInfo
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- CN201935470U CN201935470U CN2010206238345U CN201020623834U CN201935470U CN 201935470 U CN201935470 U CN 201935470U CN 2010206238345 U CN2010206238345 U CN 2010206238345U CN 201020623834 U CN201020623834 U CN 201020623834U CN 201935470 U CN201935470 U CN 201935470U
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- working medium
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- steam turbine
- refrigerating plant
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The utility model discloses a solar auxiliary thermomotor driven type refrigerating plant, which comprises a compressor, a condenser, an enthalpy potential ratio regulating valve, a throttle valve, and an evaporator. The solar auxiliary thermomotor driven type refrigerating plant also comprises a working medium pump, a boiler, a solar energy collector, and a steam turbine; the working medium outlet end of the working medium pump is connected with one end of a boiler and one end of the solar energy collector; the other ends of the boiler and the solar energy collector are connected with the steam turbine; a working medium pipeline outlet of the steam turbine is connected with the condenser; and an output shaft of the steam turbine is connected with a rotating shaft of the compressor coaxially. One power circulation is additionally formed based on the existing compressor refrigerating circulation; as the compressor and the steam turbine are coaxial, a system has quick full-load running response capacity; moreover, the solar auxiliary thermomotor driven type refrigerating plant has a compact structure and simple flows, has excellent application prospects on space refrigerating and part cooling in power shortage fields as well as on the aspect of minitype regional refrigerating. Moreover, the solar auxiliary thermomotor driven type refrigerating plant has significances on the aspects like energy saving and emission reduction, environmental protection, etc.
Description
Technical field
The utility model relates to mechanical field, and particularly refrigerating plant specifically is a kind of solar-assisted heat machine drive-type refrigerating plant.
Background technology
Raising along with the national economic development and living standards of the people, air-conditioning has become the part of people's daily life, according to measuring and calculating, in general civil building such as hotel, office building, hospital, air conditioning energy consumption accounts for more than 50% of total energy consumption, has become a big power consumer.The air-conditioning cooling is taked electric energy drive compression machine compression refrigeration mode more at present, has consumed a large amount of high-quality electric energy, has brought very big pressure to energy and environment.And current energy scarcity has become one and has not allowed the problem of avoiding, and the use of conventional energy resource simultaneously is also serious day by day to the harm that environment causes, and taps a new source of energy to seem particularly necessary.
In recent years, because the raising of energy prices and the actual needs of energy-saving and emission-reduction are explored the technology of utilizing low-grade energy to freeze, get more and more people's extensive concerning.Under this background, utilize this inexhaustible clear energy sources of solar energy to drive air-conditioning refrigeration system just, be subjected to the attention of various countries just day by day, become the focus of present new forms of energy research field and engineering application for replacing conventional energy resource.Solar refrigeration has energy-saving and environmental protection, season matching advantage such as strong, has become the research focus of renewable energy source domain and field of heating ventilation air conditioning.Solar refrigeration is according to the second law of thermodynamics, the refrigeration modes that utilizes solar energy to carry out as the compensation energy of cryogenic object when high temp objects carries out transfer of heat.Theoretically, two kinds of solar refrigeration modes are arranged: (1) solar energy optical-thermal conversion refrigeration, promptly solar energy converts heat energy or mechanical energy to, utilizes heat energy or mechanical energy to compensate as the external world, makes cryogenic system keep needed low temperature; (2) solar electrical energy generation drives conventional compressor cooling with electric energy.No matter the solar refrigeration that drives with heat energy aspect technical performance or aspect economy, all is better than electrically driven (operated) solar refrigeration.
Solar refrigeration system has with traditional LiBr-H at present
2The thermal source of O absorption refrigeration adopts the solar absorption refrigeration system of solar energy, with zeolite-water, active carbon-methyl alcohol etc. as adsorbent-cold-producing medium; The solar adsorption-type refrigerating system that utilizes the states of matter of material to change to reach the refrigeration purpose, solar energy ammonia-water ice-making system, solar energy jetting refrigeration system etc.Deficiencies such as there is complex structure bar none in above-mentioned solar refrigeration system, and system is huge, efficient is lower.Therefore, realize the high-efficiency solar refrigeration, must develop high temperature solar thermal collector efficiently, develop the refrigeration modes and the accumulation of energy mode that match simultaneously, rationalization makes up the thermal-arrest process and heat drives process of refrigerastion.
China's utility model patent " energy storage type solar injection refrigerating device " (on 04 07th, 2008 applying date, at on 08 11st, 2010 Granted publication day, Granted publication CN 1O1251314B) the disclosed refrigerating plant that utilizes solar energy, wherein be provided with cold-accumulating box, in pipeline, also be provided with a plurality of triple valves, the complex structure of this system, the refrigerating capacity of simultaneity factor is subjected to the restriction of cold-accumulating box cold-storage ability; Moreover native system relies on solar refrigeration merely, and is bad when weather, its refrigeration was relatively poor when intensity of solar radiation was more weak.China's utility model patent " solar energy one geothermal heat pump air-conditioner hot water facility " (October 11 2003 applying date, application number 200320101152.8, Granted publication CN 2748843Y) discloses a kind of solar energy one geothermal heat pump air-conditioner hot water facility.
Summary of the invention
The purpose of this utility model is to provide a kind of solar-assisted heat machine drive-type refrigerating plant, and described this solar-assisted heat machine drive-type refrigerating plant will solve the refrigerating plant complex structure of available technology adopting solar energy, easy out of order technical problem.
The purpose of this utility model is achieved through the following technical solutions: comprise compressor, condenser, choke valve and evaporimeter, in this refrigerating plant, also comprise working medium pump, boiler, solar thermal collector and steam turbine, compressor, condenser, the enthalpy difference ratio adjusting valve, choke valve and evaporimeter are connected to form kind of refrigeration cycle in turn by the working medium pipeline, the working medium arrival end of this working medium pump is connected with condenser, the sender property outlet end of working medium pump is connected with an end of boiler and solar thermal collector, the other end of boiler and solar thermal collector is connected with the working medium entrance of steam turbine, the working medium pipe outlet of steam turbine is connected with condenser, condenser, working medium pump, boiler, solar thermal collector and steam turbine constitute power cycle, and the output shaft of steam turbine is connected with the rotating shaft of compressor is coaxial.
Also comprise the enthalpy difference ratio adjusting valve in this refrigerating plant, the working medium arrival end of this enthalpy difference ratio adjusting valve is connected with the sender property outlet end of condenser, is provided with two sender property outlets in this enthalpy difference ratio adjusting valve and is connected with working medium pump with choke valve respectively.
The enthalpy difference ratio adjusting valve is the automatic distributing valve of a working medium flow, constitute by four temperature temperature sensors, four pressure sensors and control chip and valve body, valve body is the magnetic valve of an inlet of tool, two outlets, be respectively arranged with a temperature sensor and a pressure sensor in the compressor import and export, be respectively arranged with a temperature sensor and a pressure sensor in the steam turbine import and export, the holding wire of these four temperature sensors and four pressure sensors is connected to control chip, and the signal output part of control chip is connected with the control end of valve body.
Temperature sensor and pressure sensor in the import and export setting of compressor and steam turbine are temperature, pressure integrated transducer.
It is the copper pipe of 1mm that described working medium pipeline adopts wall thickness.
Described solar thermal collector is a solar heat-collection plate.
The utility model is compared with prior art, and its effect is actively with tangible.The utility model is set up one by working medium pump on existing compressor cooling round-robin basis; boiler; the power cycle that solar thermal collector and steam turbine constitute; with the coaxial setting of steam turbine and compressor; the part working medium of drawing through the enthalpy difference ratio adjusting valve from condenser by working medium pump; after solar thermal collector or boiler heating; the pushing turbine acting; compressor is accepted the shaft work of steam turbine output; the compression of realization cold-producing medium; further freeze; because compressor and steam turbine are coaxial; system has oepration at full load responding ability rapidly; compact conformation; flow process is simple; this device has a good application prospect to the space cooling in the deficient field of electric power and parts cooling and small area cooling aspect, and to energy-saving and emission-reduction; aspects such as protection environment are significant.
Description of drawings
Fig. 1 is a fundamental diagram of the present utility model.
The specific embodiment
The utility model is described in further detail by embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, in the present embodiment, comprise compressor 1, condenser 2, the valve body 3 of enthalpy difference ratio adjusting valve, choke valve 4 and evaporimeter 5, compressor 1, condenser 2, the valve body 3 of enthalpy difference ratio adjusting valve, choke valve 4 is connected by the working medium pipeline in turn with evaporimeter 5, in this refrigerating plant, also comprise working medium pump 6, boiler 7, solar thermal collector 8 and steam turbine 9, the working medium arrival end of this working medium pump 6 is connected with condenser 2 by the working medium pipeline through the valve body 3 of enthalpy difference ratio adjusting valve, the sender property outlet end of working medium pump 6 is connected with an end of boiler 7 and solar thermal collector 8, the other end of boiler 7 and solar thermal collector 8 is connected with the working medium entrance of steam turbine 9, the working medium pipe outlet of steam turbine 9 is connected with condenser 2, the output shaft 10 of steam turbine 9 is connected with the rotating shaft of compressor 1 is coaxial, valve body 3 is inlets of tool, the magnetic valve of two outlets, the working medium arrival end of valve body is connected with the sender property outlet end of condenser, and two outlets of valve body are connected with working medium pump with choke valve respectively.Be respectively arranged with a temperature in compressor 1 import and export, pressure integrated transducer 11, being respectively arranged with a temperature in steam turbine 9 import and export passes, the pressure integrated transducer, adopt temperature, the pressure integrated transducer, but both can detected temperatures also detected pressures, but also saving installing space, the holding wire of these four temperature, pressure integrated transducers is connected to control chip 12, the signal output part of control chip 12 is connected with the control end of valve body 3, like this by valve body, four integrated biography devices of temperature, pressure and control chip have constituted the enthalpy difference ratio adjusting valve, control chip is accepted temperature and the pressure signal from steam turbine and compressor import and export, by computational analysis, spool by the solenoid controlled valve body moves, the openings of sizes of two outlets of control valve body, make the opening of an one outlet become big and the openings get smaller of another outlet, to regulate the working medium flow that flows out from two outlets, working medium flow is distributed automatically.
It is the copper pipe of 1mm that the working medium pipeline adopts wall thickness, and described solar thermal collector is a solar heat-collection plate, and boiler can adopt gas fired-boiler.
Valve body, choke valve, evaporimeter by compressor, condenser, enthalpy difference ratio adjusting valve connect and compose the closed-loop path successively by copper pipe, constitute the kind of refrigeration cycle unit; Valve body by working medium pump, boiler, solar heat-collection plate, steam turbine, condenser and enthalpy difference ratio adjusting valve connects and composes the closed-loop path successively by copper pipe, constitutes the power cycle unit.In the kind of refrigeration cycle element loop, after the compressed machine compression of refrigeration working medium, become high pressure high temperature vapor and enter condenser, at this moment, enter power cycle unit circulation through enthalpy difference ratio adjusting valve assigned portions steam through working medium pump, another part steam is finished after the heat exchange to supercooled state by the condenser and the external world, becomes the two-phase fluid of low-temp low-pressure again after the choke valve throttling, in evaporimeter, finish and extraneous heat exchange, thereby form in the refrigeration cycle; Working medium pump reaches higher temperature and pressure through the high pressure high temperature vapor that the enthalpy difference ratio adjusting valve Gong comes over from condenser after solar heat-collection plate (or gas fired-boiler) heating, pushing turbine output shaft work, because compressor and steam turbine are coaxial, therefore compressor can be accepted the shaft work of steam turbine, be used for the working medium compression, to improve the kind of refrigeration cycle operating efficiency, the weary gas of finishing after the acting is back to condenser.The shared condenser in the loop of two cycling elements, the compressor wasted work of kind of refrigeration cycle element loop is by being provided by steam turbine with power cycle element loop steam turbine co-axial form, and two loops form the refrigerating plant of a compact conformation.This device has been realized the integrated of steam turbine and compressor, compact conformation.
Claims (6)
1. solar-assisted heat machine drive-type refrigerating plant, comprise compressor (1), condenser (2), choke valve (4) and evaporimeter (5), it is characterized in that: in this refrigerating plant, also comprise working medium pump (6), boiler (7), solar thermal collector (8) and steam turbine (9), compressor (1), condenser (2), the enthalpy difference ratio adjusting valve, choke valve (4) and evaporimeter (5) are connected to form kind of refrigeration cycle (I) in turn by the working medium pipeline, the working medium arrival end of this working medium pump (6) is connected with condenser (2), the sender property outlet end of working medium pump (6) is connected with the end of boiler (7) with solar thermal collector (8), the other end of boiler (7) and solar thermal collector (8) is connected with the working medium entrance of steam turbine (9), the working medium pipe outlet of steam turbine (9) is connected with condenser (2), condenser (2), working medium pump (6), boiler (7), solar thermal collector (8) and steam turbine (9) constitute power cycle (II), the output shaft (10) of steam turbine (9) and coaxial being connected of rotating shaft of compressor (1).
2. solar-assisted heat machine drive-type refrigerating plant as claimed in claim 1, it is characterized in that: also comprise the enthalpy difference ratio adjusting valve in this refrigerating plant, the working medium arrival end of this enthalpy difference ratio adjusting valve is connected with the sender property outlet end of condenser, is provided with two sender property outlets in this enthalpy difference ratio adjusting valve and is connected with working medium pump (6) with choke valve (4) respectively.
3. solar-assisted heat machine drive-type refrigerating plant as claimed in claim 2, it is characterized in that: the enthalpy difference ratio adjusting valve is the automatic distributing valve of a working medium flow, by four temperature temperature sensors, four pressure sensors and control chip (12) and valve body (3) constitute, valve body (3) is inlet of tool, the magnetic valve of two outlets, be respectively arranged with a temperature sensor and a pressure sensor in compressor (1) import and export, be respectively arranged with a temperature sensor and a pressure sensor in steam turbine (9) import and export, the holding wire of these four temperature sensors and four pressure sensors is connected to control chip (12), and the signal output part of control chip (12) is connected with the control end of valve body (3).
4. solar-assisted heat machine drive-type refrigerating plant as claimed in claim 3 is characterized in that: temperature sensor and pressure sensor in the import and export setting of compressor and steam turbine are temperature, pressure integrated transducer (11).
5. solar-assisted heat machine drive-type refrigerating plant as claimed in claim 1 or 2 is characterized in that: it is the copper pipe of 1mm that described working medium pipeline adopts wall thickness.
6. solar-assisted heat machine drive-type refrigerating plant as claimed in claim 1 or 2 is characterized in that: described solar thermal collector (8) is a solar heat-collection plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206238345U CN201935470U (en) | 2010-11-25 | 2010-11-25 | Solar auxiliary thermomotor driven type refrigerating plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206238345U CN201935470U (en) | 2010-11-25 | 2010-11-25 | Solar auxiliary thermomotor driven type refrigerating plant |
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| Publication Number | Publication Date |
|---|---|
| CN201935470U true CN201935470U (en) | 2011-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206238345U Expired - Fee Related CN201935470U (en) | 2010-11-25 | 2010-11-25 | Solar auxiliary thermomotor driven type refrigerating plant |
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| CN (1) | CN201935470U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102242984A (en) * | 2010-11-25 | 2011-11-16 | 中原工学院 | Solar auxiliary heat engine drive type refrigerating device |
| CN104792062A (en) * | 2015-01-22 | 2015-07-22 | 聂雅盛 | Light gathering reflection solar steam driving central air conditioner compressor |
| CN107940791A (en) * | 2017-12-21 | 2018-04-20 | 天津大学 | A kind of accumulating type non-electrical gas-burning machine heat pump cooling heating and power generation system of solar sources |
-
2010
- 2010-11-25 CN CN2010206238345U patent/CN201935470U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102242984A (en) * | 2010-11-25 | 2011-11-16 | 中原工学院 | Solar auxiliary heat engine drive type refrigerating device |
| CN104792062A (en) * | 2015-01-22 | 2015-07-22 | 聂雅盛 | Light gathering reflection solar steam driving central air conditioner compressor |
| CN107940791A (en) * | 2017-12-21 | 2018-04-20 | 天津大学 | A kind of accumulating type non-electrical gas-burning machine heat pump cooling heating and power generation system of solar sources |
| CN107940791B (en) * | 2017-12-21 | 2024-04-02 | 天津大学 | Solar energy storage type non-electric gas engine heat pump combined cooling heating power system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20111125 |