CN205174918U - Integrative refrigerator of slot type solar energy ammonia absorption - Google Patents
Integrative refrigerator of slot type solar energy ammonia absorption Download PDFInfo
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- CN205174918U CN205174918U CN201520909539.9U CN201520909539U CN205174918U CN 205174918 U CN205174918 U CN 205174918U CN 201520909539 U CN201520909539 U CN 201520909539U CN 205174918 U CN205174918 U CN 205174918U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model provides an integrative refrigerator of slot type solar energy ammonia absorption, it is by slot type solar energy, the hydraulic filling jar, the heater is assisted to the electricity, the rectifying column, condensers, the liquid ammonia jar, the subcooler, hydraulic filling tympanic bulla absorber, the solution heat exchanger, an evaporator, the concentrated solution jar, the frequency conversion solution pump, automatically controlled cabinet, the absorbed refrigeration machine that temperature sensor constitutes, characterized by slot type solar energy acts as the generator of unit, strong aqua solution is direct by the heating ammonia to be taken place in slot type solar energy, be provided with hydraulic filling jar and a temperature sensor at slot type solar energy collection pipe export pipeline, a weighing sensor and a temperature sensor, automatically controlled cabinet, the heater is assisted to the electricity, electric partial electric connection is realized to the frequency conversion solution pump. The utility model discloses an unit has thermal -arrest heat exchange efficiency height, low in manufacturing cost, and the reliability is high, advantage easy and simple to handle multinomial.
Description
Technical field
A kind of groove type solar ammonia absorption one refrigeration machine, relates to solar refrigeration field.
Background technology
The solar refrigeration technology had now is all the mode adopting indirect refrigeration, first has solar energy to make hot water, steam, heat conduction wet goods thermal source, then drives refrigeration machine to freeze.
Summary of the invention
A kind of groove type solar ammonia absorption one refrigeration machine that the utility model provides is that will to solve traditional solar energy indirect refrigeration heat exchange link many, and heat exchange efficiency is low, complex structure, and manufacturing cost is high, the problem of complicated operation.
This programme is achieved by the following technical measures: a kind of groove type solar ammonia absorption one refrigeration machine forms a closed-cycle system by electric secondary heater, groove type solar, full flow container, rectifying column, condenser, ammonia tank, subcooler, evaporimeter, full liquid bubble absorption device, solution heat exchanger, concentrated solution tank, frequency conversion solution pump by pipeline and valve.The concentrated solution of concentrated solution tank bottom exports the entrance by pipeline connection frequency conversion solution pump, frequency conversion solution delivery side of pump is by pipeline connection rectifier heat exchange tube inlet, the outlet of rectifier heat exchanger tube is by pipeline connection solution heat exchanger housing inlet port, solution heat exchanger housing outlets is by pipeline connection electricity secondary heater housing inlet port, electricity secondary heater housing outlets is communicated with slot type solar energy heat collection pipe entrance by corrugated stainless steel tubing, the outlet of groove type solar thermal-collecting tube is communicated with full flow container lower entrances by corrugated stainless steel tubing, full flow container upper outlet is by pipeline connection rectifying column housing central section entrance, the outlet of rectifying column housing upper is by pipeline connection condenser shell entrance, condenser shell outlet is by pipeline connection ammonia tank entrance, ammonia tank outlet is by pipeline connection subcooler heat exchange tube inlet, the outlet of subcooler heat exchanger tube is communicated with evaporator shell entrance by pipeline through liquefied ammonia float-ball type choke valve, evaporator shell outlet is by pipeline connection subcooler housing inlet port, subcooler housing outlets is by the full liquid bubble absorption device lower housing portion entrance of pipeline connection, full liquid bubble absorption device housing upper outlet is by pipeline connection concentrated solution tank upper entrance, the outlet of rectifying column lower housing portion is by pipeline connection solution heat exchanger heat exchange tube inlet, the outlet of solution heat exchanger heat exchanger tube is communicated with full liquid bubble absorption device lower housing portion entrance by pipeline through weak solution float-ball type choke valve, full liquid bubble absorption device heat exchanger tube outlet is by pipeline connection condenser heat-exchange pipes entrance.
Concentrated ammonia solution is directly produced ammonia liquid-vapor mixture by heating in groove type solar thermal-collecting tube, ammonia liquid-vapor mixture first will through being arranged on the simple vapor-liquid separation of full flow container on groove type solar thermal-collecting tube outlet top, isolated ammonia solution ensure that heat exchange efficiency by gravity reflux to ensure in groove type solar thermal-collecting tube that the moment is full of ammonia solution, isolated ammonia enters in the housing of rectifying column, ammonia is condensed into liquefied ammonia by entering in condenser shell after rectifying column rectification and purification and is stored in ammonia tank, from ammonia tank liquefied ammonia out to enter in subcooler heat exchanger tube and from evaporimeter out and the further heat exchange of cold ammonia entered in subcooler housing supply evaporimeter after liquefied ammonia float-ball type choke valve reducing pressure by regulating flow, liquefied ammonia evaporates and produces cold and becomes cold ammonia in evaporator shell, enter in full liquid bubble absorption device housing under the effect of cold ammonia at pressure reduction after the further heat exchange of subcooler, the dilute ammonia solution flowed out from bottom in rectifying column housing flows in solution heat exchanger heat exchanger tube to lower the temperature with the concentrated ammonia solution heat exchange solution heat exchanger housing and after weak solution float-ball type choke valve reducing pressure by regulating flow, enter the cold ammonia of full liquid bubble absorption device shell body absorption and forms concentrated ammonia solution and enter concentrated solution tank, concentrated solution from concentrated solution tank bottom flow out by frequency conversion solution pump pumped in solution heat exchanger housing heat up after flow through electric secondary heater housing after enter in groove type solar thermal-collecting tube.
The concrete feature of this programme also has, and corrugated stainless steel tubing adopts the corrugated stainless steel tubing of high temperature high voltage resistant, so that groove type solar can the running of freedom and flexibility when ensureing sealing property.
Described groove type solar can adopt multiple independent series connection, multiple independent parallel connection, the multiple connected mode that multiple series and parallel connections combines, to meet the requirement of heat-collecting capacity and concentrated solution flow velocity 0.5 ~ 3m/s in groove type solar.
In the outlet of groove type solar thermal-collecting tube groove type solar place is provided with a full flow container, to ensure operationally to be full of concentrated ammonia solution all the time in groove type solar, ensures the heat exchange efficiency of groove type solar.
The mode that described groove type solar adopts photoelectric tracking and timing tracking two kinds of tracking to combine, to ensure the collecting efficiency of groove type solar.
With the pipeline of groove type solar thermal-collecting tube outlet on be provided with a temperature sensor, the pipeline between solution heat exchanger housing outlets to groove type solar thermal-collecting tube entrance is provided with an electric secondary heater.
Temperature sensor, electrical control cubicles, electric secondary heater, frequency conversion solution pump realize electric part and electrically connect.
The design temperature of temperature sensor is at 80 ~ 156 DEG C, temperature signal is sent to electrical control cubicles by temperature sensor in real time, electrical control cubicles outputs signal and regulates frequency conversion solution pump in real time, the real-time heat-collecting capacity of the concentrated ammonia solution amount and groove type solar entering groove type solar is matched and ensures that groove type solar ammonia outlet temperature is in setting range.
When not working without solar radiation or the low groove type solar of solar radiation, electric secondary heater is started working.
The beneficial effects of the utility model are: traditional ammonia water absorbing refrigerator utilizing Driven by Solar Energy, driving heat source system and ammonia water absorption refrigerating machine are two independently systems, coupled together by circulating pump, pipeline, valve etc., conducted to the generator of ammonia water absorbing refrigerator after solar absorption heat by heat conduction heating agent thus realize freeze object, its complex structure, system unit is many, and floor space is large, cost of investment is high, and efficiency of utilization is low; Present groove type solar ammonia absorption one refrigeration machine adopts groove type solar directly as the generator of unit, in groove type solar, directly absorb heat by refrigeration working medium and heat generation, direct heating and cooling working medium is become in order to kind of refrigeration cycle from traditional indirect refrigeration working medium, decrease heat exchange link, improve heat exchange efficiency, reduce device fabrication cost, improve operational reliability, make operation easier.
Accompanying drawing explanation
Fig. 1 is by groove type solar ammonia absorption one refrigeration machine working cycles flow process; In figure, dotted line is cooling water channel, and vertical stroke line is signal control line, and solid line is ammonia road, and arrow direction is flow direction.
In figure, 1-electricity secondary heater; 2-corrugated stainless steel tubing; 3-groove type solar; The full flow container of 4-; 5-electrical control cubicles; 6-temperature sensor; 7-rectifying column; 8-condenser; 9-ammonia tank; 10-subcooler; 11-evaporimeter; The full liquid bubble absorption device of 12-; 13-solution heat exchanger; 14-concentrated solution tank; 15-frequency conversion solution pump; 16-cooling water inlet; 17-coolant outlet; 18-refrigerating medium entrance; 19-refrigerating medium exports; 20-weak solution float-ball type choke valve; 21-liquefied ammonia float-ball type choke valve.
Detailed description of the invention
Below in conjunction with technical scheme and accompanying drawing, describe specific embodiment of the utility model in detail.
Fig. 1 is groove type solar ammonia absorption one refrigeration machine working cycles flow process.
Groove type solar ammonia absorption one refrigeration machine forms a closed-cycle system by electric secondary heater 1, groove type solar 3, full flow container 4, rectifying column 7, condenser 8, ammonia tank 9, subcooler 10, evaporimeter 11, full liquid bubble absorption device 12, solution heat exchanger 13, concentrated solution tank 14, frequency conversion solution pump 15 by pipeline and valve.The concentrated solution of concentrated solution tank 14 bottom exports the entrance by pipeline connection frequency conversion solution pump 15, the outlet of frequency conversion solution pump 15 is by pipeline connection rectifying column 7 top heat exchange tube inlet, the heat exchanger tube outlet of rectifying column 7 top is by pipeline connection solution heat exchanger 13 housing inlet port, solution heat exchanger 13 housing outlets is by pipeline connection electricity secondary heater 1 housing inlet port, electricity secondary heater 1 housing outlets is communicated with groove type solar 3 thermal-collecting tube entrance by corrugated stainless steel tubing 2, the outlet of groove type solar 3 thermal-collecting tube is communicated with full flow container 4 lower entrances by corrugated stainless steel tubing 2, full flow container 4 upper outlet is by pipeline connection rectifying column 7 housing central section entrance, the outlet of rectifying column 7 housing upper is by pipeline connection condenser 8 housing inlet port, condenser 8 housing outlets is by pipeline connection ammonia tank 9 entrance, ammonia tank 9 exports by pipeline connection subcooler 10 heat exchange tube inlet, the outlet of subcooler 10 heat exchanger tube is communicated with evaporimeter 11 housing inlet port by pipeline through liquefied ammonia float-ball type choke valve 21, evaporimeter 11 housing outlets is by pipeline connection subcooler 10 housing inlet port, subcooler 10 housing outlets is by the full liquid bubble absorption device 12 lower housing portion entrance of pipeline connection, full liquid bubble absorption device 12 housing upper outlet is by pipeline connection concentrated solution tank 14 upper entrance, the outlet of rectifying column 7 lower housing portion is by pipeline connection solution heat exchanger 13 heat exchange tube inlet, the outlet of solution heat exchanger 13 heat exchanger tube is communicated with full liquid bubble absorption device 12 lower housing portion entrance by pipeline through weak solution float-ball type choke valve 20, and full liquid bubble absorption device 12 heat exchanger tube outlet is by pipeline connection condenser 8 heat exchange tube inlet.
Groove type solar 3 can adopt multiple series connection, multiple parallel connection, the connected mode that multiple series and parallel connections combines is to ensure that concentrated ammonia solution enters flow velocity in groove type solar 3 thermal-collecting tube within the scope of 0.5 ~ 3m/s, simultaneously groove type solar 3 mode that adopts photoelectric tracking and timing tracking two kinds of tracking to combine, to ensure heat exchange, the collecting efficiency of groove type solar.
Concentrated ammonia solution is directly produced ammonia liquid-vapor mixture by heating in groove type solar 3 thermal-collecting tube, ammonia liquid-vapor mixture first will through being arranged on the simple vapor-liquid separation of full flow container 4 on groove type solar 3 thermal-collecting tube outlet top, isolated ammonia solution ensure that heat exchange efficiency by gravity reflux to ensure in groove type solar 3 thermal-collecting tube that the moment is full of ammonia solution, isolated ammonia enters in the housing of rectifying column 7, ammonia is condensed into liquefied ammonia by entering after rectifying column 7 rectification and purification in condenser 8 housing and is stored in ammonia tank 9, from ammonia tank 9 liquefied ammonia out to enter in subcooler 10 heat exchanger tube and from evaporimeter 11 out and the further heat exchange of cold ammonia entered in subcooler 10 housing supply evaporimeter 11 after liquefied ammonia float-ball type choke valve 21 reducing pressure by regulating flow, liquefied ammonia evaporates and produces cold and becomes cold ammonia in evaporimeter 11 housing, enter in full liquid bubble absorption device 12 housing under the effect of cold ammonia at pressure reduction after subcooler 10 further heat exchange, the dilute ammonia solution flowed out from bottom in rectifying column 7 housing flows in solution heat exchanger 13 heat exchanger tube to lower the temperature with the concentrated ammonia solution heat exchange solution heat exchanger 13 housing and after weak solution float-ball type choke valve 20 reducing pressure by regulating flow, enter the cold ammonia of full liquid bubble absorption device 12 shell body absorption and forms concentrated ammonia solution and enter concentrated solution tank 14, concentrated solution from concentrated solution tank 14 bottom flow out by frequency conversion solution pump 15 pumped in solution heat exchanger 13 housing heat up after flow through electric secondary heater 1 housing after enter in groove type solar 3 thermal-collecting tube.Groove type solar 3 thermal-collecting tube outlet is provided with a temperature sensor 6, and temperature sensor 6, electrical control cubicles 5, electric secondary heater 1, frequency conversion solution pump 15 realize electric part and electrically connect.The design temperature of temperature sensor 6 is at 80 ~ 156 DEG C, temperature signal is sent to electrical control cubicles 5 by temperature sensor 6 in real time, electrical control cubicles 5 outputs signal and regulates frequency conversion solution pump 15 in real time, and the real-time heat-collecting capacity making to enter concentrated ammonia solution amount in groove type solar 3 thermal-collecting tube and groove type solar 3 matches and ensures that groove type solar 3 thermal-collecting tube ammonia outlet temperature is in setting range.When not working without solar radiation or the low groove type solar 3 of solar radiation, electric secondary heater 1 is started working, and auxiliary heating flows through the concentrated ammonia solution of electric secondary heater 1 case side.
Cooling water first flows in full liquid bubble absorption device 12 heat exchanger tube the heat guarantee assimilation effect taken away and produce when dilute ammonia solution absorbs cold ammonia in full liquid bubble absorption device 12 housing, and then flows into the condensation heat guarantee condensation effect produced during ammonia condensation in absorptive condenser 8 housing in condenser 8 heat exchanger tube.
Refrigerating medium flows in evaporimeter 11 heat exchanger tube the cold produced when taking away liquefied ammonia evaporation in evaporimeter 11 housing and ensures evaporation effect.
Claims (6)
1. a groove type solar ammonia absorption one refrigeration machine, is characterized in that forming a closed-cycle system by electric secondary heater, groove type solar, full flow container, rectifying column, condenser, ammonia tank, subcooler, evaporimeter, full liquid bubble absorption device, solution heat exchanger, concentrated solution tank, frequency conversion solution pump by pipeline and valve, the concentrated solution of concentrated solution tank bottom exports the entrance by pipeline connection frequency conversion solution pump, frequency conversion solution delivery side of pump is by pipeline connection rectifier heat exchange tube inlet, the outlet of rectifier heat exchanger tube is by pipeline connection solution heat exchanger housing inlet port, solution heat exchanger housing outlets is by pipeline connection electricity secondary heater housing inlet port, electricity secondary heater housing outlets is communicated with slot type solar energy heat collection pipe entrance by corrugated stainless steel tubing, the outlet of groove type solar thermal-collecting tube is communicated with full flow container lower entrances by corrugated stainless steel tubing, full flow container upper outlet is by pipeline connection rectifying column housing central section entrance, the outlet of rectifying column housing upper is by pipeline connection condenser shell entrance, condenser shell outlet is by pipeline connection ammonia tank entrance, ammonia tank outlet is by pipeline connection subcooler heat exchange tube inlet, the outlet of subcooler heat exchanger tube is communicated with evaporator shell entrance by pipeline through liquefied ammonia float-ball type choke valve, evaporator shell outlet is by pipeline connection subcooler housing inlet port, subcooler housing outlets is by the full liquid bubble absorption device lower housing portion entrance of pipeline connection, full liquid bubble absorption device housing upper outlet is by pipeline connection concentrated solution tank upper entrance, the outlet of rectifying column lower housing portion is by pipeline connection solution heat exchanger heat exchange tube inlet, the outlet of solution heat exchanger heat exchanger tube is communicated with full liquid bubble absorption device lower housing portion entrance by pipeline through weak solution float-ball type choke valve, full liquid bubble absorption device heat exchanger tube outlet is by pipeline connection condenser heat-exchange pipes entrance.
2. groove type solar ammonia absorption one refrigeration machine according to claim 1, is characterized in that corrugated stainless steel tubing adopts the corrugated stainless steel tubing of high temperature high voltage resistant.
3. groove type solar ammonia absorption one refrigeration machine according to claim 1, is characterized in that described groove type solar can adopt multiple series connection, multiple parallel connection, the multiple connected mode that multiple series and parallel connections combines.
4. groove type solar ammonia absorption one refrigeration machine according to claim 1, is characterized in that in the outlet of groove type solar thermal-collecting tube and groove type solar place is provided with a full flow container.
5. groove type solar ammonia absorption according to claim 1 one refrigeration machine, it is characterized in that with the pipeline of groove type solar thermal-collecting tube outlet on be provided with a temperature sensor.
6. groove type solar ammonia absorption one refrigeration machine according to claim 5, is characterized in that temperature sensor, electrical control cubicles, electric secondary heater, frequency conversion solution pump realize electric part and electrically connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520909539.9U CN205174918U (en) | 2015-11-16 | 2015-11-16 | Integrative refrigerator of slot type solar energy ammonia absorption |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520909539.9U CN205174918U (en) | 2015-11-16 | 2015-11-16 | Integrative refrigerator of slot type solar energy ammonia absorption |
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| CN205174918U true CN205174918U (en) | 2016-04-20 |
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| CN201520909539.9U Active CN205174918U (en) | 2015-11-16 | 2015-11-16 | Integrative refrigerator of slot type solar energy ammonia absorption |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241112A (en) * | 2015-11-16 | 2016-01-13 | 泰山集团股份有限公司 | Ammonia water absorption type integrated refrigerating machine with solar trough |
| CN111520933A (en) * | 2020-04-07 | 2020-08-11 | 北京建筑大学 | Self-pressurization type lithium bromide bubbling absorption device and control method thereof |
-
2015
- 2015-11-16 CN CN201520909539.9U patent/CN205174918U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241112A (en) * | 2015-11-16 | 2016-01-13 | 泰山集团股份有限公司 | Ammonia water absorption type integrated refrigerating machine with solar trough |
| CN111520933A (en) * | 2020-04-07 | 2020-08-11 | 北京建筑大学 | Self-pressurization type lithium bromide bubbling absorption device and control method thereof |
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