CN106440473A - Fifth-type absorption heat pump - Google Patents
Fifth-type absorption heat pump Download PDFInfo
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- CN106440473A CN106440473A CN201610820916.0A CN201610820916A CN106440473A CN 106440473 A CN106440473 A CN 106440473A CN 201610820916 A CN201610820916 A CN 201610820916A CN 106440473 A CN106440473 A CN 106440473A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/40—Fluid line arrangements
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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
-
- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention provides a fifth-type absorption heat pump, and belongs to the technical field of absorption heat pumps and efficient utilization of heat energy. A solution loop consists of a generator, a second generator, a third generator, an absorber, a second absorber, a solution pump, a second solution pump, a third solution pump, a solution heat exchanger, a second solution heat exchanger and a third solution heat exchanger, the generator communicates with a condenser by a refrigerant steam channel, the second generator communicates with a second condenser by a refrigerant steam channel, the third generator communicates with the second absorber by a refrigerant steam channel, the condenser communicates with an evaporator via the third generator and a throttling valve, the second condenser communicates with the evaporator via a refrigerant liquid pump and the second absorber, the evaporator communicates with the absorber by a refrigerant steam channel, the generator communicates with the outside by a high-temperature heat medium channel, the second generator and the evaporator communicate with the outside by low-temperature heat medium channels respectively, the second condenser communicates with the outside by a cooling medium channel, and the absorber and the condenser communicate with the outside by heated medium channels respectively, so that the fifth-type absorption heat pump is formed.
Description
Technical field：
The invention belongs to absorption heat pump and heat energy efficient technique of rainwater utilization field.
Background technology：
In absorption type heat pump technical field, have respectively with the temperature difference between high temperature driven thermal medium and heated medium for driving
The first-class absorption type heat pump (Absorption Refrigerator) of the temperature difference, with the temperature difference between middle warm and cold environment (cooling medium) be
Drive the second-kind absorption-type heat pump of the temperature difference, with aforementioned two kinds of temperature difference for the 3rd class absorption heat pump of the driving temperature difference, and bag
It is the 4th class absorption heat pump and the 5th class absorption heat pump driving the temperature difference containing high warm load substep temperature drop.
In absorption heat pump, when the latent heat of refrigerant medium is less, especially add condensation temperature cold with evaporimeter
When agent vapor (steam) temperature difference is larger, high temperature cryogen liquid restriction loss is excessive, heat temperature raising rank in evaporimeter for the cryogenic coolant liquid
The excessive temperature differentials of section, the two all leads to irreversible loss to increase；Relatively large plus cryogen flow quantity, this will lead to the temperature difference to utilize
There is larger deficiency in level.Inventor recognizes this problem it is proposed that effectively utilizes high warm load substep temperature drop is molten to realize
Liquid concentration is lifted, and comprises temperature difference utilization between low-temperature heat medium and cold environment simultaneously, real using generator and absorber combination
Existing high temperature cryogen liquid carries out pre-heated 5th class absorption heat pump to cryogenic coolant liquid；This will be lifted high temperature thermal medium with low
The utilization level of the temperature difference between warm, largely avoid low-temperature heat medium heat cryogenic coolant liquid during can not
Inverse loss.
Content of the invention：
The main object of the present invention is to provide the 5th class absorption heat pump, and concrete content of the invention subitem is described below：
1. the 5th class absorption heat pump, it is mainly by generator, the second generator, the 3rd generator, absorber, the second suction
Receive device, condenser, the second condenser, evaporimeter, cryogen liquid pump, choke valve, solution pump, the second solution pump, the 3rd solution pump, molten
Liquid heat exchanger, the second solution heat exchanger and the 3rd solution heat exchanger are formed；Absorber has weak solution pipeline through solution
Pump is connected with generator with solution heat exchanger, and generator also has concentrated solution pipeline to hand over through solution heat exchanger and the second solution heat
Parallel operation is connected with the second absorber, and the second absorber also has weak solution pipeline to connect through the 3rd solution heat exchanger and the second generator
Logical, the second generator also has concentrated solution pipeline to connect with the 3rd generator through the second solution pump and the 3rd solution heat exchanger, the
Three generators also have concentrated solution pipeline to connect with absorber through the 3rd solution pump and the second solution heat exchanger, and generator is also cold
Agent steam channel is connected with condenser, and the second generator also has refrigerant steam channel to connect with the second condenser, the 3rd generator
Refrigerant steam channel is also had to connect with the second absorber, condenser also has cryogen liquid pipeline through the 3rd generator and choke valve and steaming
Send out device connection, the second condenser also has cryogen liquid pipeline to connect with evaporimeter through cryogen liquid pump and the second absorber, and evaporimeter is also
Refrigerant steam channel is had to connect with absorber, generator also has high temperature thermal medium passage and ft connection, the second generator and steaming
Sending out device also has low-temperature heat medium passage and ft connection, absorber and condenser to also have heated medium passage and outside to connect respectively
Logical, the second condenser also has coolant guiding channel and ft connection, forms the 5th class absorption heat pump.
2. the 5th class absorption heat pump, is in the 1st described 5th class absorption heat pump, cancels choke valve, will condense
Device has cryogen liquid pipeline to connect with evaporimeter through the 3rd generator and choke valve to be adjusted to condenser and have cryogen liquid pipeline through the 3rd
Generator is connected with evaporimeter, forms the 5th class absorption heat pump.
3. the 5th class absorption heat pump, is in the 1st described 5th class absorption heat pump, increase the 4th generator, the
Two choke valves, the 4th solution pump, the 4th solution heat exchanger and heater, absorber sets up weak solution pipeline through the 4th solution pump
Connect with the 4th generator with the 4th solution heat exchanger, the 4th generator also has concentrated solution pipeline through the 4th solution heat exchanger
Connect with the second absorber, generator is had refrigerant steam channel to connect with condenser and is adjusted to generator and has refrigerant steam channel
After connecting with the 4th generator the 4th generator have again cryogen liquid pipeline through heater, the 3rd generator and second throttle with
Evaporimeter connects, and the 4th generator also has refrigerant steam channel to connect with condenser, heater also have heated medium passage and
Ft connection, forms the 5th class absorption heat pump.
4. the 5th class absorption heat pump, is in the 1st described 5th class absorption heat pump, increase the 4th generator, the
Two choke valves, the 4th solution heat exchanger and heater, absorber is had weak solution pipeline through solution pump and solution heat exchanger
Connect with generator be adjusted to absorber have weak solution pipeline through solution pump, solution heat exchanger and the 4th solution heat exchanger with
Generator connects, and generator is had concentrated solution pipeline to connect through solution heat exchanger and the second solution heat exchanger and the second absorber
Logical be adjusted to generator and have concentrated solution pipeline to connect with the 4th generator through the 4th solution heat exchanger, the 4th generator has dense again
Solution line is connected with the second absorber through solution heat exchanger and the second solution heat exchanger, and generator is had refrigerant vapour to lead to
Road connect with condenser be adjusted to the 4th generator after generator has refrigerant steam channel to connect with the 4th generator have again cold
Agent liquid pipeline is connected with evaporimeter with second throttle through heater, the 3rd generator, and the 4th generator also has refrigerant vapour to lead to
Road is connected with condenser, and heater also has heated medium passage and ft connection, forms the 5th class absorption heat pump.
5. the 5th class absorption heat pump, is in the 1st described 5th class absorption heat pump, increase the 4th generator, the
Two choke valves, the 4th solution pump, the 4th solution heat exchanger and heater, absorber is had weak solution pipeline through solution pump and molten
Liquid heat exchanger is connected with generator and is adjusted to absorber and has weak solution pipeline through solution pump and solution heat exchanger and the 4th
Raw device connection, the 4th generator has concentrated solution pipeline to connect with generator through the 4th solution pump and the 4th solution heat exchanger again,
By generator have concentrated solution pipeline connect with the second absorber through solution heat exchanger and the second solution heat exchanger be adjusted to send out
Raw device has concentrated solution pipeline through the 4th solution heat exchanger, solution heat exchanger and the second solution heat exchanger and the second absorber
Connection, generator is had refrigerant steam channel to connect with condenser and is adjusted to generator and has refrigerant steam channel and the 4th generator
After connection, the 4th generator has cryogen liquid pipeline to connect with evaporimeter with second throttle through heater, the 3rd generator again,
4th generator also has refrigerant steam channel to connect with condenser, and heater also has heated medium passage and ft connection, shape
Become the 5th class absorption heat pump.
6. the 5th class absorption heat pump, is in described arbitrary 5th class absorption heat pump of 3-5 item, and the 4th generator increases
If high temperature thermal medium passage and ft connection, form the 5th class absorption heat pump.
7. the 4th class thermal drivers compressing-absorbing type heat pump, is arbitrary fourth class thermal drivers compression-suction described in 2-6 item
In receipts formula heat pump, cancel choke valve and second throttle, the 3rd generator is had cryogen liquid pipeline through choke valve with evaporimeter even
Logical be adjusted to the 3rd generator and have cryogen liquid pipeline to connect with evaporimeter, the 3rd generator is had cryogen liquid pipeline to throttle through second
Valve is connected with evaporimeter and is adjusted to the 3rd generator and has cryogen liquid pipeline to be connected with evaporimeter, formed the 4th class thermal drivers compression-
Absorption heat pump.
8. the 5th class absorption heat pump, is in described arbitrary 5th class absorption heat pump of 1-2 item, increases by the 4th generation
Device, the 3rd absorber, the 4th solution pump and the 4th solution heat exchanger, generator is had refrigerant steam channel to connect with condenser
Being adjusted to generator has refrigerant steam channel to connect with the 3rd absorber, and the 3rd absorber also has weak solution pipeline through the 4th solution
Pump and the 4th solution heat exchanger are connected with the 4th generator, and the 4th generator also has concentrated solution pipeline through the 4th solution heat exchange
Device is connected with the 3rd absorber, and the 4th generator also has refrigerant steam channel to connect with condenser, and the 4th generator also has high temperature
Hot media channel and ft connection, the 3rd absorber also has heated medium passage and ft connection, forms the 5th kind absorption type
Heat pump.
9. the 5th class absorption heat pump, is in described arbitrary 5th class absorption heat pump of 1-2 item, increases by the 4th generation
Device, the 3rd absorber, the 4th solution pump and the 4th solution heat exchanger, absorber is had weak solution pipeline through solution pump and solution
Heat exchanger is connected with generator and is adjusted to absorber and has weak solution pipeline through solution pump and solution heat exchanger and the 3rd absorption
Device connects, and the 3rd absorber has weak solution pipeline to connect with generator through the 4th solution pump and the 4th solution heat exchanger again, will
Generator has concentrated solution pipeline to connect with the second absorber through solution heat exchanger and the second solution heat exchanger to be adjusted to generation
Device has concentrated solution pipeline to connect with the 4th generator through the 4th solution heat exchanger, and the 4th generator has concentrated solution pipeline again through molten
Liquid heat exchanger and the second solution heat exchanger are connected with the second absorber, and the 4th generator also has refrigerant steam channel and the 3rd
Absorber connects, and the 4th generator also has high temperature thermal medium passage and ft connection, and the 3rd absorber also has heated medium to lead to
Road and ft connection, form the 5th class absorption heat pump.
10. the 5th class absorption heat pump, is in described arbitrary 5th class absorption heat pump of 1-2 item, increases the 4th
Raw device, the 3rd absorber, the 4th solution pump and the 4th solution heat exchanger, the second generator is had refrigerant steam channel and second
Condenser connection is adjusted to the second generator has refrigerant steam channel to connect with the 3rd absorber, and the 3rd absorber also has weak solution
Pipeline is connected with the 4th generator through the 4th solution pump and the 4th solution heat exchanger, and the 4th generator also has concentrated solution pipeline warp
4th solution heat exchanger is connected with the 3rd absorber, and the 4th generator also has refrigerant steam channel to connect with the second condenser,
4th generator also has low-temperature heat medium passage and ft connection, and the 3rd absorber also has coolant guiding channel and ft connection,
Form the 5th class absorption heat pump.
11. the 5th class absorption heat pumps, are in described arbitrary 5th class absorption heat pump of 1-2 item, increase the 4th
Raw device, the 3rd absorber, the 4th solution pump and the 4th solution heat exchanger, absorber is had weak solution pipeline through solution pump and molten
Liquid heat exchanger is connected with generator and is adjusted to absorber and has weak solution pipeline to be connected with the 3rd absorber through solution heat exchanger,
3rd absorber has weak solution pipeline to connect with generator through solution pump and the 4th solution heat exchanger again, generator is had dense molten
Liquid pipeline is connected with the second absorber through solution heat exchanger and the second solution heat exchanger and is adjusted to generator and has concentrated solution pipe
Lu Jing tetra- solution heat exchanger is connected with the 4th generator, and the 4th generator has concentrated solution pipeline again through the 4th solution pump, molten
Liquid heat exchanger and the second solution heat exchanger are connected with the second absorber, and the 4th generator also has refrigerant steam channel and the 3rd
Absorber connects, and the 4th generator also has low-temperature heat medium passage and ft connection, and the 3rd absorber also has coolant guiding channel
With ft connection, form the 5th class absorption heat pump.
Brief description：
Fig. 1 is according to the 1st kind of principled thermal system figure of the 5th class absorption heat pump provided by the present invention.
Fig. 2 is according to the 2nd kind of principled thermal system figure of the 5th class absorption heat pump provided by the present invention.
Fig. 3 is according to the 3rd kind of principled thermal system figure of the 5th class absorption heat pump provided by the present invention.
Fig. 4 is according to the 4th kind of principled thermal system figure of the 5th class absorption heat pump provided by the present invention.
Fig. 5 is according to the 5th kind of principled thermal system figure of the 5th class absorption heat pump provided by the present invention.
Fig. 6 is according to the 6th kind of principled thermal system figure of the 5th class absorption heat pump provided by the present invention.
Fig. 7 is according to the 7th kind of principled thermal system figure of the 5th class absorption heat pump provided by the present invention.
Fig. 8 is according to the 8th kind of principled thermal system figure of the 5th class absorption heat pump provided by the present invention.
In figure, 1- generator, 2- second generator, 3- the 3rd generator, 4- absorber, 5- second absorber, 6- condenses
Device, 7- second condenser, 8- evaporimeter, 9- cryogen liquid pump, 10- choke valve, 11- solution pump, 12- the second solution pump, 13- the 3rd
Solution pump, 14- solution heat exchanger, 15- second solution heat exchanger, 16- the 3rd solution heat exchanger, 17- the 4th generator,
18- second throttle, 19- the 4th solution pump, 20- the 4th solution heat exchanger, 21- heater, 22- the 3rd absorber.
Here also to be given as described below：
(1) low-temperature heat medium is in the 5th class absorption heat pump, also referred to as waste heat medium.
(2) high temperature thermal medium, in the 5th class absorption heat pump, also referred to as drives thermal medium.
(3) cooling medium takes away the medium of low temperature thermic load, and temperature is minimum, such as surrounding air or water.
Specific embodiment：
To describe the present invention with example in detail below in conjunction with the accompanying drawings.Instantiation statement in, inessential in the case of do not repeat
Statement structure and flow process, for apparent and have other embodiment can for reference when do not make flow process statement yet.
The 5th class absorption heat pump shown in Fig. 1 is realized in：
(1), in structure, it is mainly by generator, the second generator, the 3rd generator, absorber, the second absorber, condensation
Device, the second condenser, evaporimeter, cryogen liquid pump, choke valve, solution pump, the second solution pump, the 3rd solution pump, solution heat exchange
Device, the second solution heat exchanger and the 3rd solution heat exchanger are formed；Absorber 4 has weak solution pipeline through solution pump 11 and molten
Liquid heat exchanger 14 is connected with generator 1, and generator 1 also has concentrated solution pipeline to hand over through solution heat exchanger 14 and the second solution heat
Parallel operation 15 is connected with the second absorber 5, and the second absorber 5 also has weak solution pipeline through the 3rd solution heat exchanger 16 and second
Raw device 2 connects, and the second generator 2 also has concentrated solution pipeline through the second solution pump 12 and the 3rd solution heat exchanger 16 and the 3rd
Raw device 3 connects, and the 3rd generator 3 also has concentrated solution pipeline through the 3rd solution pump 13 and the second solution heat exchanger 15 and absorber
4 connections, generator 1 also has refrigerant steam channel to connect with condenser 6, and the second generator 2 also has refrigerant steam channel and second
Condenser 7 connects, and the 3rd generator 3 also has refrigerant steam channel to connect with the second absorber 5, and condenser 6 also has cryogen liquid pipe
Lu Jing tri- generator 3 is connected with evaporimeter 8 with choke valve 10, and the second condenser 7 also has cryogen liquid pipeline through cryogen liquid pump 9 He
Second absorber 5 is connected with evaporimeter 8, and evaporimeter 8 also has refrigerant steam channel to connect with absorber 4, and generator 1 also has high temperature
Hot media channel and ft connection, the second generator 2 and evaporimeter 8 also have low-temperature heat medium passage and ft connection respectively, inhale
Receive device 4 and condenser 6 also has heated medium passage and ft connection, the second condenser 7 also has coolant guiding channel and outside
Connection.
(2), in flow process, the weak solution of absorber 4 enters generator 1 through solution pump 11 and solution heat exchanger 14, high warm
Medium flows through generator 1, heating enters its interior solution release refrigerant vapour and provides to condenser 6, the concentrated solution of generator 1
Enter the second absorber 5, absorb refrigerant vapour heat release through solution heat exchanger 14 and the second solution heat exchanger 15, the second suction
The weak solution receiving device 5 enters the second generator 2 through the 3rd solution heat exchanger 16, and low-temperature heat medium flows through the second generator 2, adds
Heat enters its interior solution release refrigerant vapour and provides to the second condenser 7；The concentrated solution of the second generator 2 is through the second solution
Pump 12 and the 3rd solution heat exchanger 16 enter the 3rd generator 3, heat absorption release refrigerant vapour and provide to the second absorber 5,
The concentrated solution of the 3rd generator 3 enters absorber 4, absorbs refrigerant vapour through the 3rd solution pump 13 and the second solution heat exchanger 15
And heat release is in heated medium；The refrigerant vapour heat release of condenser 6 becomes cryogen liquid, the cryogen liquid of condenser 6 in heated medium
Flow through the 3rd generator 3 heat release, enter evaporimeter 8 through choke valve 10 reducing pressure by regulating flow afterwards；The refrigerant vapour of the second condenser 7
Heat release becomes cryogen liquid in cooling medium, and the cryogen liquid of the second condenser 7 pressurizes through cryogen liquid pump 9 and flows through the second absorber 5 and inhales
Evaporimeter 8 is entered after heat；Low-temperature heat medium flows through evaporimeter 8, and heating enters its interior cryogen liquid and becomes refrigerant vapour, evaporimeter
The refrigerant vapour of 8 releases enters absorber 4, forms the 5th class absorption heat pump.
The 5th class absorption heat pump shown in Fig. 2 is realized in：
(1), in structure, in the 5th class absorption heat pump shown in Fig. 1, cancel choke valve 10, condenser 6 is had cryogen
Liquid pipeline is connected with evaporimeter 8 through the 3rd generator 3 and choke valve 10 and is adjusted to condenser 6 and has cryogen liquid pipeline through the 3rd generation
Device 3 is connected with evaporimeter 8, increases the 4th generator, the 4th solution pump, the 4th solution heat exchanger and heater, and absorber 4 increases
If weak solution pipeline is connected with the 4th generator 17 with the 4th solution heat exchanger 20 through the 4th solution pump 19, the 4th generator 17
Also have concentrated solution pipeline connect with the second absorber 5 through the 4th solution heat exchanger 20, by generator 1 have refrigerant steam channel and
Condenser 6 connection is adjusted to the 4th generator 17 after generator 1 has refrigerant steam channel to connect with the 4th generator 17 to be had again
Cryogen liquid pipeline is connected with evaporimeter 8 with the 3rd generator 3 through heater 21, the 4th generator 17 also have refrigerant steam channel with
Condenser 6 connects, and heater 21 also has heated medium passage and ft connection.
(2), in flow process, the refrigerant vapour that generator 1 produces is supplied to the 4th generator 17 and makees to drive thermal medium, absorber 4
Part weak solution enter the 4th generator 17 through the 4th solution pump 19 and the 4th solution heat exchanger 20, refrigerant vapour flows through the
Four generators 17, heating enter its interior solution release refrigerant vapour and provide to condenser 6, the concentrated solution of the 4th generator 17
Enter the second absorber 5 through the 4th solution heat exchanger 20；The refrigerant vapour heat release flowing through the 4th generator 17 becomes cryogen liquid, cold
Agent liquid flows through heater 21 and the 3rd generator 3 progressively heat release and step-down successively, enters evaporimeter 8 afterwards, forms the 5th class
Absorption heat pump.
The 5th class absorption heat pump shown in Fig. 3 is realized in：
(1), in structure, in the 5th class absorption heat pump shown in Fig. 1, cancel choke valve 10, the second absorber 5 is had
Cryogen liquid pipeline is connected with evaporimeter 8 through choke valve 10 and is adjusted to the second absorber 5 and has cryogen liquid pipeline to be connected with evaporimeter 8,
Increase the 4th generator, the 4th solution heat exchanger and heater, absorber 4 is had weak solution pipeline through solution pump 11 and solution
Heat exchanger 14 is connected with generator 1 and is adjusted to absorber 4 and has weak solution pipeline through solution pump 11, solution heat exchanger 14 and
Four solution heat exchangers 20 are connected with generator 1, and generator 1 is had concentrated solution pipeline through solution heat exchanger 14 and the second solution
Heat exchanger 15 is connected with the second absorber 5 and is adjusted to generator 1 and has concentrated solution pipeline through the 4th solution heat exchanger 20 and
Four generators 17 connect, and the 4th generator 17 has concentrated solution pipeline again through solution heat exchanger 14 and the second solution heat exchanger 15
Connect with the second absorber 5, generator 1 is had refrigerant steam channel to connect with condenser 6 and is adjusted to generator 1 and has refrigerant vapour
Passage connect with the 4th generator 17 after the 4th generator 17 have again cryogen liquid pipeline through heater 21 and the 3rd generator 3 with
Evaporimeter 8 connects, and the 4th generator 17 also has refrigerant steam channel to connect with condenser 6, and heater 21 also has heated medium
Passage and ft connection, the 4th generator 17 also has high temperature thermal medium passage and ft connection.
(2), in flow process, the refrigerant vapour of high temperature thermal medium and generator 1 generation is supplied to the 4th generator 17 and makees to drive heat
Medium, the weak solution of absorber 4 enters generator 1 through solution pump 11, solution heat exchanger 14 and the 4th solution heat exchanger 20,
The concentrated solution of generator 1 enters the 4th generator 17 through the 4th solution heat exchanger 20, and high temperature thermal medium and refrigerant vapour are respectively
Flow through the 4th generator 17, heating enters its interior solution release refrigerant vapour and provides to condenser 6, the 4th generator 17
Concentrated solution enters the second absorber 5 through solution heat exchanger 14 and the second solution heat exchanger 15；Flow through the 4th generator 17
Refrigerant vapour heat release becomes cryogen liquid, and cryogen liquid flows through heater 21 and the 3rd generator 4 progressively heat release and step-down successively, afterwards
Enter evaporimeter 8, form the 5th class absorption heat pump.
The 5th class absorption heat pump shown in Fig. 4 is realized in：
(1) in structure, in the 5th class absorption heat pump shown in Fig. 1, increase the 4th generator, second throttle, the
Four solution pumps, the 4th solution heat exchanger and heater, absorber 4 is had weak solution pipeline through solution pump 11 and solution heat exchange
Device 14 is connected with generator 1 and is adjusted to absorber 4 and has weak solution pipeline through solution pump 11 and solution heat exchanger 14 and the 4th
Raw device 17 connects, and the 4th generator 17 has concentrated solution pipeline again through the 4th solution pump 19 and the 4th solution heat exchanger 20 and generation
Device 1 connects, and generator 1 is had concentrated solution pipeline through solution heat exchanger 14 and the second solution heat exchanger 15 and the second absorber
5 connections are adjusted to generator 1 has concentrated solution pipeline through the 4th solution heat exchanger 20, solution heat exchanger 14 and the second solution heat
Exchanger 15 is connected with the second absorber 5, generator 1 is had refrigerant steam channel to connect with condenser 6 and is adjusted to generator 1 and has
Refrigerant steam channel connect with the 4th generator 17 after the 4th generator 17 have again cryogen liquid pipeline through heater 21, the 3rd
Raw device 3 is connected with evaporimeter 8 with second throttle 18, and the 4th generator 17 also has refrigerant steam channel to connect with condenser 6, supplies
Hot device 21 also has heated medium passage and ft connection.
(2), in flow process, the refrigerant vapour that generator 1 produces is supplied to the 4th generator 17 and makees to drive thermal medium, absorber 4
Weak solution enter the 4th generator 17 through solution pump 11 and solution heat exchanger 14, refrigerant vapour flow through the 4th generator 17,
Heating enters its interior solution release refrigerant vapour and provides to condenser 6, and the concentrated solution of the 4th generator 17 is through the 4th solution
Pump 19 and the 4th solution heat exchanger 20 enter generator 1, and the concentrated solution of generator 1 is through the 4th solution heat exchanger 20, solution
Heat exchanger 14 and the second solution heat exchanger 15 enter the second absorber 5；Flow through the refrigerant vapour heat release of the 4th generator 17
Become cryogen liquid, cryogen liquid flows through heater 21 and the 3rd generator 3 progressively heat release successively, after throttle through second throttle 18
Step-down enters evaporimeter 8, forms the 5th class absorption heat pump.
Triple effect in parallel 5th class absorption heat pump shown in Fig. 5 is realized in：
(1) in structure, in the 5th class absorption heat pump shown in Fig. 1, increase the 4th generator, the 3rd absorber, the
Four solution pumps and the 4th solution heat exchanger, generator 1 are had refrigerant steam channel to connect with condenser 6 and are adjusted to generator 1
Refrigerant steam channel is had to connect with the 3rd absorber 22, the 3rd absorber 22 also has weak solution pipeline through the 4th solution pump 19 and the
Four solution heat exchangers 20 are connected with the 4th generator 17, and the 4th generator 17 also has concentrated solution pipeline through the 4th solution heat exchange
Device 20 is connected with the 3rd absorber 22, and the 4th generator 17 also has refrigerant steam channel to connect with condenser 6, the 4th generator 17
Also have high temperature thermal medium passage and ft connection, the 3rd absorber 22 also has heated medium passage and ft connection.
(2), in flow process, the refrigerant vapour that generator 1 produces enters the 3rd absorber 22, the weak solution of the 3rd absorber 22
Enter the 4th generator 17 through the 4th solution pump 19 and the 4th solution heat exchanger 20, high temperature thermal medium flows through the 4th generator
17th, heating enters its interior solution release refrigerant vapour and provides to condenser 6, and the concentrated solution of the 4th generator 17 is molten through the 4th
Liquid heat exchanger 20 enters the 3rd absorber 22, absorbs refrigerant vapour and heat release is in heated medium, forms the 5th kind absorption type
Heat pump.
The 5th class absorption heat pump shown in Fig. 6 is realized in：
(1) in structure, in the 5th class absorption heat pump shown in Fig. 1, increase the 4th generator, the 3rd absorber, the
Four solution pumps and the 4th solution heat exchanger, by absorber 4 have weak solution pipeline through solution pump 11 and solution heat exchanger 14 with
Generator 1 connection is adjusted to absorber 4 has weak solution pipeline through solution pump 11 and solution heat exchanger 14 and the 3rd absorber 22
Connection, the 3rd absorber 22 has weak solution pipeline to connect with generator 1 through the 4th solution pump 19 and the 4th solution heat exchanger 20 again
Logical, generator 1 there is is concentrated solution pipeline to connect with the second absorber 5 with the second solution heat exchanger 15 through solution heat exchanger 14
Being adjusted to generator 1 has concentrated solution pipeline to connect with the 4th generator 17 through the 4th solution heat exchanger 20, the 4th generator 17
Concentrated solution pipeline is had to connect with the second absorber 5 with the second solution heat exchanger 15 through solution heat exchanger 14 again, the 4th generation
Device 17 also has refrigerant steam channel to connect with the 3rd absorber 22, and the 4th generator 17 also has high temperature thermal medium passage to connect with outside
Logical, the 3rd absorber 22 also has heated medium passage and ft connection.
(2) in flow process, the weak solution of absorber 4 through solution pump 11 and solution heat exchanger 14 enter the 3rd absorber 22,
Absorb refrigerant vapour and heat release is in heated medium, the weak solution of the 3rd absorber 22 is through the 4th solution pump 19 and the 4th solution heat
Exchanger 20 enters generator 1, and the concentrated solution of generator 1 enters the 4th generator 17, high temperature through the 4th solution heat exchanger 20
Thermal medium flows through the 4th generator 17, heating enters its interior solution release refrigerant vapour and provides to the 3rd absorber 22, the
The concentrated solution of four generators 17 enters the second absorber 5 through solution heat exchanger 14 and the second solution heat exchanger 15, forms the
Five class absorption heat pumps.
The 5th class absorption heat pump shown in Fig. 7 is realized in：
(1) in structure, in the 5th class absorption heat pump shown in Fig. 1, increase the 4th generator, the 3rd absorber, the
Four solution pumps and the 4th solution heat exchanger, the second generator 2 are had refrigerant steam channel to connect with the second condenser 7 and are adjusted to
Second generator 2 has refrigerant steam channel to connect with the 3rd absorber 22, and the 3rd absorber 22 also has weak solution pipeline through the 4th
Solution pump 19 is connected with the 4th generator 17 with the 4th solution heat exchanger 20, and the 4th generator 17 also has concentrated solution pipeline through the
Four solution heat exchangers 20 are connected with the 3rd absorber 22, and the 4th generator 17 also has refrigerant steam channel and the second condenser 7
Connection, the 4th generator 17 also has low-temperature heat medium passage and ft connection, the 3rd absorber 22 also have coolant guiding channel with
Ft connection.
(2) in flow process, the second generator 2 produce refrigerant vapour enter the 3rd absorber 22, the 3rd absorber 22 dilute
Solution enters the 4th generator 17 through the 4th solution pump 19 and the 4th solution heat exchanger 20, and low-temperature heat medium flows through the 4th generation
Device 17, heating enter its interior solution release refrigerant vapour and provide to the second condenser 7, the concentrated solution warp of the 4th generator 17
4th solution heat exchanger 20 enters the 3rd absorber 22, absorbs refrigerant vapour and heat release is in cooling medium, forms the 5th class and inhales
Receipts formula heat pump.
The 5th class absorption heat pump shown in Fig. 8 is realized in：
(1) in structure, in the 5th class absorption heat pump shown in Fig. 1, increase the 4th generator, the 3rd absorber, the
Four solution pumps and the 4th solution heat exchanger, by absorber 4 have weak solution pipeline through solution pump 11 and solution heat exchanger 14 with
Generator 1 connection is adjusted to absorber 4 has weak solution pipeline to connect with the 3rd absorber 22 through solution heat exchanger 14, the 3rd suction
Receiving device 22 has weak solution pipeline to connect with generator 1 with the 4th solution heat exchanger 20 through solution pump 11 again, generator 1 is had dense
Solution line is connected with the second absorber 5 through solution heat exchanger 14 and the second solution heat exchanger 15 and is adjusted to generator 1 and has
Concentrated solution pipeline is connected with the 4th generator 17 through the 4th solution heat exchanger 20, and the 4th generator 17 has concentrated solution pipeline warp again
4th solution pump 19, solution heat exchanger 14 are connected with the second absorber 5 with the second solution heat exchanger 15, the 4th generator 17
Refrigerant steam channel is also had to connect with the 3rd absorber 22, the 4th generator 17 also has low-temperature heat medium passage and ft connection,
3rd absorber 22 also has coolant guiding channel and ft connection.
(2), in flow process, the weak solution of absorber 4 enters the 3rd absorber 22, absorbs cryogen steaming through solution heat exchanger 14
Vapour heat release enter through solution pump 11 and the 4th solution heat exchanger 20 and occur in cooling medium, the weak solution of the 3rd absorber 22
Device 1；The concentrated solution of generator 1 enters the 4th generator 17 through the 4th solution heat exchanger 20, and low-temperature heat medium flows through the 4th
Raw device 17, heating enter its interior solution release refrigerant vapour and simultaneously provide to the 3rd absorber 22, the 4th generator 17 dense molten
Liquid enters the second absorber 5 through the 4th solution pump 19, solution heat exchanger 14 and the second solution heat exchanger 15, forms the 5th class
Absorption heat pump.
Effect that the technology of the present invention can be realized the 5th class absorption heat pump proposed by the invention, has following
Effect and advantage：
(1) propose new approaches, new ideas and the new technology of temperature difference utilization, the further of absorption heat pump technology will be promoted
Development and application.
(2) temperature drop of high temperature cryogen liquid is used for realizing solution concentration lifting, and realizes cryogenic coolant liquid is carried out simultaneously
Preheating, reduces because of the too small negative effect to temperature difference producing level of refrigerant medium latent heat, significantly improves the performance of absorption heat pump
Index and utilization rate of waste heat.
(3) eliminate the too small adverse effect to heat energy efficient utilization of refrigerant medium latent heat, extend the choosing of working media
Select scope, be conducive to the development of the 5th class absorption heat pump technology.
(4) provide multiple concrete technical schemes, cope with numerous different actual states, have the wider scope of application.
(5) enrich the type of absorption heat pump, extend the range of application of absorption heat pump, be conducive to preferably adopting
Absorption heat pump is realizing making full use of of the temperature difference.
Claims (11)
1. the 5th class absorption heat pump, it is mainly by generator, the second generator, the 3rd generator, absorber, the second absorption
Device, condenser, the second condenser, evaporimeter, cryogen liquid pump, choke valve, solution pump, the second solution pump, the 3rd solution pump, solution
Heat exchanger, the second solution heat exchanger and the 3rd solution heat exchanger are formed；Absorber (4) has weak solution pipeline through solution
Pump (11) is connected with generator (1) with solution heat exchanger (14), and generator (1) also has concentrated solution pipeline through solution heat exchanger
(14) with the second solution heat exchanger (15) is connected with the second absorber (5), and the second absorber (5) also has weak solution pipeline through the
Three solution heat exchangers (16) are connected with the second generator (2), and the second generator (2) also has concentrated solution pipeline through the second solution pump
(12) connect with the 3rd generator (3) with the 3rd solution heat exchanger (16), the 3rd generator (3) also has concentrated solution pipeline through the
Three solution pumps (13) are connected with absorber (4) with the second solution heat exchanger (15), generator (1) also have refrigerant steam channel with
Condenser (6) connects, and the second generator (2) also has refrigerant steam channel to connect with the second condenser (7), the 3rd generator (3)
Also have refrigerant steam channel to connect with the second absorber (5), condenser (6) also cryogen liquid pipeline through the 3rd generator (3) and
Choke valve (10) is connected with evaporimeter (8), and the second condenser (7) also has cryogen liquid pipeline through cryogen liquid pump (9) and the second absorption
Device (5) is connected with evaporimeter (8), and evaporimeter (8) also has refrigerant steam channel to connect with absorber (4), and generator (1) also has height
Warm passage and ft connection, the second generator (2) and evaporimeter (8) also have low-temperature heat medium passage and outside to connect respectively
Lead to, absorber (4) and condenser (6) also have heated medium passage and ft connection, and the second condenser (7) also has cooling medium
Passage and ft connection, form the 5th class absorption heat pump.
2. the 5th class absorption heat pump, is in the 5th class absorption heat pump described in claim 1, cancels choke valve, will condense
Device (6) has cryogen liquid pipeline to connect with evaporimeter (8) through the 3rd generator (3) and choke valve (10) to be adjusted to condenser (6) and have
Cryogen liquid pipeline is connected with evaporimeter (8) through the 3rd generator (3), forms the 5th class absorption heat pump.
3. the 5th class absorption heat pump, is in the 5th class absorption heat pump described in claim 1, increase the 4th generator, the
Two choke valves, the 4th solution pump, the 4th solution heat exchanger and heater, it is molten through the 4th that weak solution pipeline set up by absorber (4)
Liquid pump (19) is connected with the 4th generator (17) with the 4th solution heat exchanger (20), and the 4th generator (17) also has concentrated solution pipe
Lu Jing tetra- solution heat exchanger (20) is connected with the second absorber (5), and generator (1) is had refrigerant steam channel and condenser
(6) connection is adjusted to after generator (1) has refrigerant steam channel to connect the 4th generator (17) with the 4th generator (17) again
Cryogen liquid pipeline is had to connect with evaporimeter (8) with second throttle (18) through heater (21), the 3rd generator (3), the 4th
Raw device (17) also has refrigerant steam channel to connect with condenser (6), and heater (21) also has heated medium passage to connect with outside
Logical, form the 5th class absorption heat pump.
4. the 5th class absorption heat pump, is in the 5th class absorption heat pump described in claim 1, increase the 4th generator, the
Two choke valves, the 4th solution heat exchanger and heater, absorber (4) is had weak solution pipeline through solution pump (11) and solution heat
Exchanger (14) is connected with generator (1) and is adjusted to absorber (4) and has weak solution pipeline through solution pump (11), solution heat exchanger
(14) connect with generator (1) with the 4th solution heat exchanger (20), generator (1) is had concentrated solution pipeline through solution heat exchange
Device (14) is connected with the second absorber (5) with the second solution heat exchanger (15) and is adjusted to generator (1) and has concentrated solution pipeline warp
4th solution heat exchanger (20) is connected with the 4th generator (17), and the 4th generator (17) has concentrated solution pipeline again through solution heat
Exchanger (14) is connected with the second absorber (5) with the second solution heat exchanger (15), and generator (1) is had refrigerant steam channel
Connect with condenser (6) and be adjusted to the 4th generation after generator (1) has refrigerant steam channel to connect with the 4th generator (17)
Device (17) has cryogen liquid pipeline through heater (21), the 3rd generator (3) and second throttle (18) with evaporimeter (8) even again
Logical, the 4th generator (17) also has refrigerant steam channel to connect with condenser (6), and heater (21) also has heated medium passage
With ft connection, form the 5th class absorption heat pump.
5. the 5th class absorption heat pump, is in the 5th class absorption heat pump described in claim 1, increase the 4th generator, the
Two choke valves, the 4th solution pump, the 4th solution heat exchanger and heater, absorber (4) is had weak solution pipeline through solution pump
(11) connect with generator (1) with solution heat exchanger (14) and be adjusted to absorber (4) and have weak solution pipeline through solution pump (11)
Connect with the 4th generator (17) with solution heat exchanger (14), the 4th generator (17) has concentrated solution pipeline again through the 4th solution
Pump (19) is connected with generator (1) with the 4th solution heat exchanger (20), and generator (1) is had concentrated solution pipeline to hand over through solution heat
Parallel operation (14) is connected with the second absorber (5) with the second solution heat exchanger (15) and is adjusted to generator (1) and has concentrated solution pipeline
Through the 4th solution heat exchanger (20), solution heat exchanger (14) and the second solution heat exchanger (15) and the second absorber (5)
Connection, by generator (1) have refrigerant steam channel connect with condenser (6) be adjusted to generator (1) have refrigerant steam channel and
After 4th generator (17) connection, the 4th generator (17) has cryogen liquid pipeline again through heater (21), the 3rd generator (3)
Connect with evaporimeter (8) with second throttle (18), the 4th generator (17) also has refrigerant steam channel with condenser (6) even
Logical, heater (21) also has heated medium passage and ft connection, forms the 5th class absorption heat pump.
6. the 5th class absorption heat pump, is the 4th generator in the 5th class absorption heat pump arbitrary described in claim 3-5
(17) set up high temperature thermal medium passage and ft connection, form the 5th class absorption heat pump.
7. the 4th class thermal drivers compressing-absorbing type heat pump, is in the 4th class thermal drivers compression-suction arbitrary described in claim 2-6
In receipts formula heat pump, cancel choke valve and second throttle, the 3rd generator (3) is had cryogen liquid pipeline through choke valve (10) and steaming
Send out device (8) connection to be adjusted to the 3rd generator (3) and have cryogen liquid pipeline to connect with evaporimeter (8), the 3rd generator (3) is had cold
Agent liquid pipeline is connected with evaporimeter (8) through second throttle (18) and is adjusted to the 3rd generator (3) and has cryogen liquid pipeline and evaporation
Device (8) connects, and forms the 4th class thermal drivers compressing-absorbing type heat pump.
8. the 5th class absorption heat pump, is in the 5th class absorption heat pump arbitrary described in claim 1-2, increases by the 4th generation
Device, the 3rd absorber, the 4th solution pump and the 4th solution heat exchanger, generator (1) is had refrigerant steam channel and condenser
(6) connection is adjusted to generator (1) has refrigerant steam channel to connect with the 3rd absorber (22), and the 3rd absorber (22) is also dilute
Solution line is connected with the 4th generator (17) with the 4th solution heat exchanger (20) through the 4th solution pump (19), the 4th generator
(17) concentrated solution pipeline is also had to connect with the 3rd absorber (22) through the 4th solution heat exchanger (20), the 4th generator (17) is also
Refrigerant steam channel is had to connect with condenser (6), the 4th generator (17) also high temperature thermal medium passage and ft connection, the 3rd
Absorber (22) also has heated medium passage and ft connection, forms the 5th class absorption heat pump.
9. the 5th class absorption heat pump, is in the 5th class absorption heat pump arbitrary described in claim 1-2, increases by the 4th generation
Device, the 3rd absorber, the 4th solution pump and the 4th solution heat exchanger, absorber (4) is had weak solution pipeline through solution pump
(11) connect with generator (1) with solution heat exchanger (14) and be adjusted to absorber (4) and have weak solution pipeline through solution pump (11)
Connect with the 3rd absorber (22) with solution heat exchanger (14), the 3rd absorber (22) has weak solution pipeline again through the 4th solution
Pump (19) is connected with generator (1) with the 4th solution heat exchanger (20), and generator (1) is had concentrated solution pipeline to hand over through solution heat
Parallel operation (14) is connected with the second absorber (5) with the second solution heat exchanger (15) and is adjusted to generator (1) and has concentrated solution pipeline
Connect with the 4th generator (17) through the 4th solution heat exchanger (20), the 4th generator (17) has concentrated solution pipeline again through solution
Heat exchanger (14) is connected with the second absorber (5) with the second solution heat exchanger (15), and the 4th generator (17) also has cryogen
Steam channel is connected with the 3rd absorber (22), the 4th generator (17) also high temperature thermal medium passage and ft connection, and the 3rd
Absorber (22) also has heated medium passage and ft connection, forms the 5th class absorption heat pump.
10. the 5th class absorption heat pump, is in the 5th class absorption heat pump arbitrary described in claim 1-2, increases the 4th
Raw device, the 3rd absorber, the 4th solution pump and the 4th solution heat exchanger, by the second generator (2) have refrigerant steam channel with
Second condenser (7) connection is adjusted to the second generator (2) has refrigerant steam channel to connect with the 3rd absorber (22), the 3rd suction
Receive device (22) and also have weak solution pipeline through the 4th solution pump (19) and the 4th solution heat exchanger (20) and the 4th generator (17)
Connection, the 4th generator (17) also has concentrated solution pipeline to connect with the 3rd absorber (22) through the 4th solution heat exchanger (20),
4th generator (17) also has refrigerant steam channel to connect with the second condenser (7), and the 4th generator (17) also has Low Temperature Thermal to be situated between
Matter passage and ft connection, the 3rd absorber (22) also has coolant guiding channel and ft connection, forms the 5th kind absorption type heat
Pump.
11. the 5th class absorption heat pumps, are in the 5th class absorption heat pump arbitrary described in claim 1-2, increase the 4th
Raw device, the 3rd absorber, the 4th solution pump and the 4th solution heat exchanger, absorber (4) is had weak solution pipeline through solution pump
(11) connect with generator (1) with solution heat exchanger (14) and be adjusted to absorber (4) and have weak solution pipeline through solution heat exchange
Device (14) is connected with the 3rd absorber (22), and the 3rd absorber (22) has weak solution pipeline again through solution pump (11) and the 4th solution
Heat exchanger (20) is connected with generator (1), and generator (1) is had concentrated solution pipeline molten through solution heat exchanger (14) and second
Liquid heat exchanger (15) is connected with the second absorber (5) and is adjusted to generator (1) and has concentrated solution pipeline through the 4th solution heat exchange
Device (20) is connected with the 4th generator (17), and the 4th generator (17) has concentrated solution pipeline again through the 4th solution pump (19), solution
Heat exchanger (14) is connected with the second absorber (5) with the second solution heat exchanger (15), and the 4th generator (17) also has cryogen
Steam channel is connected with the 3rd absorber (22), the 4th generator (17) also low-temperature heat medium passage and ft connection, and the 3rd
Absorber (22) also has coolant guiding channel and ft connection, forms the 5th class absorption heat pump.
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| CN201510650051 | 2015-09-28 | ||
| CN2015106500513 | 2015-09-28 |
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| CN104807240A (en) * | 2014-03-27 | 2015-07-29 | 李华玉 | Fifth type absorption heat pump |
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| WO2013075259A1 (en) * | 2011-11-21 | 2013-05-30 | Li Huayu | Double-effect, waste heat driven third-type absorption heat pump |
| CN103940142A (en) * | 2013-04-03 | 2014-07-23 | 李华玉 | Branch circulation first-kind absorption heat pump |
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