CN210220284U - Lithium bromide absorption type unit with two-section type steam heat pump and hot water refrigeration - Google Patents
Lithium bromide absorption type unit with two-section type steam heat pump and hot water refrigeration Download PDFInfo
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- CN210220284U CN210220284U CN201921049118.8U CN201921049118U CN210220284U CN 210220284 U CN210220284 U CN 210220284U CN 201921049118 U CN201921049118 U CN 201921049118U CN 210220284 U CN210220284 U CN 210220284U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 253
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 title claims abstract description 40
- 238000005057 refrigeration Methods 0.000 title claims abstract description 23
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 22
- 239000003507 refrigerant Substances 0.000 claims abstract description 124
- 239000006096 absorbing agent Substances 0.000 claims abstract description 34
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims description 30
- 239000000498 cooling water Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 2
- 239000002918 waste heat Substances 0.000 description 13
- 238000001816 cooling Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model relates to a two-section type lithium bromide absorption unit with steam heat pump and hot water refrigeration, which divides the refrigerant water of a condenser into two paths from the bottom into a refrigerant water U-shaped pipe corresponding to an evaporator, wherein one path of refrigerant water pipeline is provided with a refrigerant water ball valve, the other path of refrigerant water pipeline is provided with a refrigerant water liquid sealer, and the two paths of refrigerant water are converged and then enter the corresponding evaporator; and a concentrated solution regulating valve is arranged on the concentrated solution inlet corresponding absorber tube. The utility model discloses solution side has realized the establishment of pressure differential and the regulation of solution circulation volume through the concentrated solution governing valve, and the cryogen water side guarantees the establishment of pressure differential and the flow of cryogen water through the cryogen water ball valve and the cryogen water liquid seal ware that newly set up on the cryogen water U type pipe to make the unit homoenergetic safe and reliable operation under two kinds of operating modes of heat supply, refrigeration, make unit heat transfer area reduce, material cost reduces, and a tractor serves two purposes.
Description
Technical Field
The utility model relates to a two-period form steam type heat pump and cryogenic lithium bromide absorption formula unit of hot water type belongs to refrigeration plant technical field.
Background
In the production process or life, air conditioners are needed to be used for heating or cooling, and the heating or cooling needs to be realized only by consuming certain energy. In the production process, a large amount of intermediate (low) temperature waste heat exists, and some waste heat is discharged due to unavailable utilization, so that waste is caused. In order to save energy and reduce emission, the lithium bromide absorption type heating or refrigerating technology is utilized, and the waste heat can be recycled to achieve the purpose of heating or refrigerating. Generally, when low-temperature waste heat (about 35 ℃) exists and steam exists, the low-temperature waste heat needs to be deeply recovered, heating hot water needs to be greatly heated, and a preferred product is a two-section steam type first-class lithium bromide absorption heat pump unit (a flow chart is shown in figure 1) when heating is needed; when the medium-temperature waste heat (about 95 ℃) exists, the medium-temperature waste heat needs to be deeply utilized, and the preferred product is a two-section hot water type lithium bromide absorption water chilling unit (a flow chart is shown in figure 2) when refrigeration is needed. Under the conditions and parameter conditions, on occasions where heat supply is needed in winter and refrigeration is needed in summer, two units are needed to be invested, one unit is used for heating, the other unit is used for refrigeration, initial investment cost is high, how to realize deep recovery of waste heat for heat supply by using a steam type heat pump in winter and deep utilization of hot water for refrigeration in summer on the same unit, one unit has two purposes, investment cost is reduced, energy is saved, safety and reliability are achieved, and the heat pump system becomes one of important subjects of current research.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the aforesaid not enough, provide a refrigeration lithium bromide absorption formula unit with steam type heat pump degree of depth recovery waste heat supply, the degree of depth utilization hot water type refrigeration in summer winter, a quick-witted dual-purpose, reduce initial investment, energy can be saved, compact structure, safe and reliable's two-stage form steam type heat pump and hot water type.
The purpose of the utility model is realized like this:
a lithium bromide absorption type unit with a two-section type steam type heat pump and hot water type refrigeration comprises a first steam generator, a first hot water generator, a first condenser, a first evaporator, a first absorber, a first heat exchanger, a first solution pump, a first refrigerant pump, a second steam generator, a second hot water generator, a second condenser, a second evaporator, a second absorber, a second heat exchanger, a second solution pump, a second refrigerant pump, a control system, pipelines and valves, wherein the pipelines and the valves are used for connecting all the parts; arranging a second steam generator, a second hot water generator and a second condenser in a second cavity, wherein the second steam generator and the second hot water generator are arranged on the same side of the second cavity, and the second condenser is arranged on the other side of the second cavity; dividing the refrigerant water of the first condenser into two paths from the bottom of a first refrigerant water U-shaped pipe of a first evaporator, arranging a first refrigerant water ball valve on one path of refrigerant water pipeline, arranging a first refrigerant water liquid seal device on the other path of refrigerant water pipeline, and enabling the two paths of refrigerant water to enter the first evaporator after being converged; dividing the refrigerant water of the second condenser into two paths from the bottom of a second refrigerant water U-shaped pipe of a second evaporator, arranging a second refrigerant water ball valve on one path of refrigerant water pipeline, arranging a second refrigerant water liquid seal device on the other path of refrigerant water pipeline, and enabling the two paths of refrigerant water to enter the second evaporator after being converged; a first concentrated solution regulating valve is arranged on the concentrated solution inlet first absorber pipe; and a second concentrated solution regulating valve is arranged on the concentrated solution inlet second absorber pipe.
Preferably, when heat is supplied in winter, valves for driving hot water, cold water and a cooling water system are closed, a first hot water generator and a second hot water generator stop working, valves for steam, residual hot water and a heating hot water system are opened, corresponding first refrigerant water ball valves and second refrigerant water ball valves on a first refrigerant water U-shaped pipe and a second refrigerant water U-shaped pipe are closed, refrigerant water from a first condenser enters a first evaporator through a first refrigerant water liquid sealer on the first refrigerant water U-shaped pipe, refrigerant water from a second condenser enters a second evaporator through a second refrigerant water liquid sealer on the second refrigerant water U-shaped pipe, concentrated solution is adjusted to enter a first concentrated solution adjusting valve on the first absorption pipe, concentrated solution is adjusted to enter a second concentrated solution adjusting valve on the second absorption pipe, the unit operates according to a two-section steam type first-class lithium bromide absorption heat pump working principle, and steam is parallelly connected to enter the first steam generator and the second steam generator to be condensed; the residual hot water enters the second evaporator for cooling and then enters the first evaporator for cooling; the heating hot water is connected in series and sequentially enters the first absorber, the second condenser and the first condenser to complete the whole temperature rise process to supply heat to users.
Preferably, during refrigeration in summer, the steam, the residual hot water and the heating hot water system are closed, the first steam generator and the second steam generator stop working, valves of the driving hot water and cold water and cooling water system are opened, corresponding first refrigerant water ball valves and second refrigerant water ball valves on the first refrigerant water U-shaped pipes and the second refrigerant water U-shaped pipes are opened, concentrated solution is adjusted to enter first concentrated solution adjusting valves on the first absorber pipes, concentrated solution is adjusted to enter second concentrated solution adjusting valves on the second absorber pipes, the unit operates according to the working principle of the two-section hot water type lithium bromide absorption type cold water unit, and hot water is driven to enter the first hot water generator for cooling and then enter the second hot water generator for cooling and then flow out of the unit; the cold water enters the second evaporator for cooling and then enters the first evaporator for cooling to prepare the cold water required by the user; the cooling water is connected in series and sequentially enters the first absorber, the second condenser and the first condenser to take heat out of the unit.
The utility model has the advantages that:
through the brand new structure, flow and valve switching and adjustment, the steam type heat pump operates in winter, the heating hot water is heated to a higher temperature while the waste heat is recovered, and the hot water type refrigeration can operate in summer by utilizing the heat of a waste heat source to increase the refrigerating capacity. Because the heating working condition parameters and the refrigeration working condition parameters of the heat pump are different, the pressure difference between the cavity of a generator condenser and the cavity of an evaporator absorber is far larger than the pressure difference under the hot water type refrigeration working condition when the unit operates the heat pump, the establishment of the pressure difference between the cavities and the medium flow under the two working conditions of heating and refrigeration are key, the establishment of the pressure difference and the adjustment of the solution circulation quantity are realized by a concentrated solution regulating valve at a solution side, the establishment of the pressure difference and the flow of refrigerant water are ensured by a refrigerant water ball valve and a refrigerant water liquid sealer which are newly arranged on a refrigerant water U-shaped pipe at a refrigerant water side, so that the unit can safely and reliably operate under the two working conditions of heating and refrigeration, meanwhile, the concentration difference and the heat exchange temperature difference of the solution are increased by the unit in two sections, the heat exchange area of the unit is reduced, the material cost is reduced, the unit is dual-purpose, the, energy consumption is saved, and the environment is protected.
Drawings
Fig. 1 is a flow chart of a conventional two-stage steam type first-type lithium bromide absorption heat pump unit;
fig. 2 is a flow chart of the operation of a conventional two-stage hot water type lithium bromide absorption chiller;
fig. 3 is a working flow chart of the lithium bromide absorption unit of the two-stage steam heat pump and hot water refrigeration of the present invention.
In the figure: a first condenser 1, a first steam generator 2, a second steam generator 3, a second condenser 4, a second heat exchanger 5, a second steam inlet regulating valve 6, a second condensate outlet valve 7, a waste heat water outlet valve 8, a waste heat water inlet valve 9, a concentrated solution inlet second absorber pipe 10, a second refrigerant water U-shaped pipe 11, a second absorber 12, a second evaporator 13, a second refrigerant pump 14, a second solution pump 15, a first solution pump 16, a first refrigerant pump 17, a first evaporator 18, a first absorber 19, a first refrigerant water U-shaped pipe 20, a concentrated solution inlet first absorber pipe 21, a heating hot water inlet valve 22, a first heat exchanger 23, a first condensate outlet valve 24, a first steam inlet regulating valve 25, a heating hot water outlet valve 26, a driving hot water inlet valve 27, a driving hot water outlet valve 28, a first hot water generator 29, a second hot water generator 30, a cold water outlet valve 31, The cooling water system comprises a cold water inlet valve 32, a cooling water inlet valve 33, a cooling water outlet valve 34, a second concentrated solution regulating valve 35, a second refrigerant water ball valve 36, a second refrigerant water liquid seal device 37, a first refrigerant water liquid seal device 38, a first refrigerant water ball valve 39, a first concentrated solution regulating valve 40, a first cavity 41 and a second cavity 42.
Detailed Description
Referring to fig. 3, the utility model relates to a two-stage steam type heat pump and refrigerated lithium bromide absorption formula unit of hot water type, including first steam generator 2, first hot water generator 29, first condenser 1, first evaporimeter 18, first absorber 19, first heat exchanger 23, first solution pump 16, first refrigerant pump 17, second steam generator 3, second hot water generator 30, second condenser 4, second evaporimeter 13, second absorber 12, second heat exchanger 5, second solution pump 15, second refrigerant pump 14, control system and the pipeline of connecting each part, valve etc. Wherein, the residual heat water inlet and outlet pipelines are correspondingly provided with a residual heat water inlet valve 9 and a residual heat water outlet valve 8, the heating hot water inlet and outlet pipelines are correspondingly provided with a heating hot water inlet valve 22 and a heating hot water outlet valve 26, the residual heat water inlet and outlet pipelines are parallelly and additionally provided with a cold water inlet pipeline and a cooling water outlet pipeline, the heating hot water inlet and outlet pipelines are parallelly and additionally provided with a cooling water inlet valve 32 and a cooling water outlet valve 31, the cooling water inlet and outlet pipelines are correspondingly provided with a cooling water inlet valve 33 and a cooling water outlet valve 34, the driving hot water inlet and outlet pipelines are correspondingly provided with a driving hot water inlet valve 27 and a driving hot water outlet valve 28, driving steam is fed into and discharged from the first steam generator 2 through the first driving steam inlet and outlet pipelines, and the first driving steam inlet and outlet pipelines are correspondingly provided with a first steam inlet regulating valve 25, The first steam condensate water outlet valve 24 drives steam to enter and exit the second steam generator 3 through a second driving steam inlet pipeline and a second driving steam outlet pipeline, and a second steam inlet regulating valve 6 and a second steam condensate water outlet valve 7 are correspondingly arranged on the second driving steam inlet pipeline and the second driving steam outlet pipeline.
Arranging the first steam generator 2, the first hot water generator 29 and the first condenser 1 in the first cavity 41 with the first steam generator 2 and the first hot water generator 29 on the same side of the first cavity 41 and the first condenser 1 on the other side of the first cavity 41; the second steam generator 3, the second hot water generator 30 and the second condenser 4 are arranged in the second cavity 42, the second steam generator 3 and the second hot water generator 30 are arranged on the same side of the second cavity 42, and the second condenser 4 is arranged on the other side of the second cavity 42; dividing refrigerant water of the first condenser 1 into two paths from the bottom of a first refrigerant water U-shaped pipe 20 of a first evaporator 18, wherein a first refrigerant water ball valve 39 is arranged on one path of refrigerant water pipeline, a first refrigerant water liquid seal device 38 is arranged on the other path of refrigerant water pipeline, and the two paths of refrigerant water are converged and then enter the first evaporator 18; dividing the refrigerant water of the second condenser 4 into two paths from the bottom of a second refrigerant water U-shaped pipe 11 of a second evaporator 13, wherein a second refrigerant water ball valve 36 is arranged on one path of refrigerant water pipeline, a second refrigerant water liquid seal device 37 is arranged on the other path of refrigerant water pipeline, and the two paths of refrigerant water are converged and then enter the second evaporator 13; a first concentrated solution adjusting valve 40 is arranged on the concentrated solution inlet first absorber pipe 21; a second rich solution regulating valve 35 is provided on the rich solution inlet second absorber tube 10.
In winter, the driving hot water inlet valve 27, the driving hot water outlet valve 28, the cold water inlet valve 32, the cold water outlet valve 31, the cooling water inlet valve 33 and the cooling water outlet valve 34 are all closed, and the first hot water generator 29 and the second hot water generator 30 stop working; a first steam inlet adjusting valve 25, a first condensate water outlet valve 24, a second steam inlet adjusting valve 6, a second condensate water outlet valve 7, a residual hot water inlet valve 9, a residual hot water outlet valve 8, a heating hot water inlet valve 22 and a heating hot water outlet valve 26 are all opened, a first refrigerant water ball valve 39 on a first refrigerant water U-shaped pipe 20 and a second refrigerant water ball valve 36 on a second refrigerant water U-shaped pipe 11 are closed, refrigerant water from a first condenser 1 enters a first evaporator 18 through a first refrigerant water liquid seal device 38 on the first refrigerant water U-shaped pipe 20, refrigerant water from a second condenser 4 enters a second evaporator 13 through a second refrigerant water liquid seal device 37 on the second refrigerant water U-shaped pipe 11, a concentrated solution is adjusted to enter a first concentrated solution adjusting valve 40 on a first absorber pipe 21, a concentrated solution is adjusted to enter a second concentrated solution adjusting valve 35 on a second absorber pipe 10, and the unit operates according to the working principle of a two-stage steam type first lithium bromide absorption heat pump, the steam enters the first steam generator 2 and the second steam generator 3 in parallel for condensation; the residual heat water firstly enters the second evaporator 13 to be cooled and then enters the first evaporator 18 to be cooled; the heating hot water is connected in series and sequentially enters the first absorber 19, the second absorber 12, the second condenser 4 and the first condenser 1 to complete the whole temperature rise process and supply heat to users.
In summer refrigeration, the first steam inlet regulating valve 25, the first condensate water outlet valve 24, the second steam inlet regulating valve 6, the second condensate water outlet valve 7, the residual hot water inlet valve 9, the residual hot water outlet valve 8, the heating hot water inlet valve 22 and the heating hot water outlet valve 26 are all closed, and the first steam generator 2 and the second steam generator 3 stop working; the driving hot water inlet valve 27, the driving hot water outlet valve 28, the cold water inlet valve 32, the cold water outlet valve 31, the cooling water inlet valve 33 and the cooling water outlet valve 34 are all opened, then a first refrigerant water ball valve 39 on the first refrigerant water U-shaped pipe 20 and a second refrigerant water ball valve 36 on the second refrigerant water U-shaped pipe 11 are opened, concentrated solution is adjusted to enter a first concentrated solution adjusting valve 40 on the first absorber pipe 21, and concentrated solution is adjusted to enter a second concentrated solution adjusting valve 35 on the second absorber pipe 10. Because the pressure difference between the first condenser 1 and the cavity of the first evaporator 18 and the pressure difference between the second condenser 4 and the cavity of the second evaporator 13 are far smaller than the pressure difference corresponding to the heating working condition under the refrigerating working condition, and the resistance of the first refrigerant water liquid seal 38 on the first refrigerant water U-shaped tube 20 and the resistance of the second refrigerant water liquid seal 37 on the second refrigerant water U-shaped tube 11 are both large, the refrigerant water coming out of the first condenser 1 enters the first evaporator 18 through the first refrigerant water ball valve 39 on the first refrigerant water U-shaped tube 20, and the refrigerant water coming out of the second condenser 4 enters the second evaporator 13 through the second refrigerant water ball valve 36 on the second refrigerant water U-shaped tube 11. The unit operates according to the working principle of a two-section hot water type lithium bromide absorption water chilling unit, and hot water is driven to enter a first hot water generator 29 for cooling and then enter a second hot water generator 30 for cooling and then flow out of the unit; the cold water firstly enters the second evaporator 13 to be cooled and then enters the first evaporator 18 to be cooled to prepare the cold water required by the user; the cooling water is connected in series and sequentially enters a first absorber 19, a second absorber 12, a second condenser 4 and a first condenser 1 to take heat out of the unit.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.
Claims (3)
1. The utility model provides a two-stage steam type heat pump and refrigerated lithium bromide absorption formula unit of hot water type, this unit includes first steam generator (2), first hot water generator (29), first condenser (1), first evaporimeter (18), first absorber (19), first heat exchanger (23), first solution pump (16), first cryogen pump (17), second steam generator (3), second hot water generator (30), second condenser (4), second evaporimeter (13), second absorber (12), second heat exchanger (5), second solution pump (15), second cryogen pump (14) and each valve, its characterized in that: arranging a first steam generator (2), a first hot water generator (29) and a first condenser (1) in a first cavity (41), wherein the first steam generator (2) and the first hot water generator (29) are arranged on the same side of the first cavity (41), and the first condenser (1) is arranged on the other side of the first cavity (41); arranging a second steam generator (3), a second hot water generator (30) and a second condenser (4) in a second cavity (42), wherein the second steam generator (3) and the second hot water generator (30) are arranged on the same side of the second cavity (42), and the second condenser (4) is arranged on the other side of the second cavity (42); dividing refrigerant water of a first condenser (1) into two paths from the bottom of a first refrigerant water U-shaped pipe (20) of a first evaporator (18), arranging a first refrigerant water ball valve (39) on one path of refrigerant water pipeline, arranging a first refrigerant water liquid seal device (38) on the other path of refrigerant water pipeline, and enabling the two paths of refrigerant water to enter the first evaporator (18) after being converged; dividing refrigerant water of a second condenser (4) into two paths from the bottom of a second refrigerant water U-shaped pipe (11) of a second evaporator (13), arranging a second refrigerant water ball valve (36) on one path of refrigerant water pipeline, arranging a second refrigerant water liquid seal device (37) on the other path of refrigerant water pipeline, and enabling the two paths of refrigerant water to enter the second evaporator (13) after being converged; a first concentrated solution regulating valve (40) is arranged on the concentrated solution inlet first absorber pipe (21); a second concentrated solution regulating valve (35) is provided on the concentrated solution inlet second absorber pipe (10).
2. The lithium bromide absorption unit of a two-stage steam heat pump and hot water refrigeration as claimed in claim 1, wherein: when heat is supplied in winter, the driving hot water inlet valve (27), the driving hot water outlet valve (28), the cold water inlet valve (32), the cold water outlet valve (31), the cooling water inlet valve (33) and the cooling water outlet valve (34) are all closed, and the first hot water generator (29) and the second hot water generator (30) stop working; a first steam inlet adjusting valve (25), a first condensate outlet valve (24), a second steam inlet adjusting valve (6), a second condensate outlet valve (7), a residual heat water inlet valve (9), a residual heat water outlet valve (8), a heating hot water inlet valve (22) and a heating hot water outlet valve (26) are all opened, a first refrigerant water ball valve (39) on a first refrigerant water U-shaped pipe (20) and a second refrigerant water ball valve (36) on a second refrigerant water U-shaped pipe (11) are closed, refrigerant water from a first condenser (1) enters a first evaporator (18) through a first refrigerant water liquid seal device (38) on the first refrigerant water U-shaped pipe (20), refrigerant water from a second condenser (4) enters a second evaporator (13) through a second refrigerant water liquid seal device (37) on the second refrigerant water U-shaped pipe (11), and concentrated solution is adjusted to enter a first concentrated solution adjusting valve (40) on a first absorber pipe (21), a second concentrated solution regulating valve (35) for regulating the concentrated solution into the second absorber pipe (10).
3. The lithium bromide absorption unit of a two-stage steam heat pump and hot water refrigeration as claimed in claim 1, wherein: in summer refrigeration, a first steam inlet regulating valve (25), a first condensate water outlet valve (24), a second steam inlet regulating valve (6), a second condensate water outlet valve (7), a residual hot water inlet valve (9), a residual hot water outlet valve (8), a heating hot water inlet valve (22) and a heating hot water outlet valve (26) are all closed, and a first steam generator (2) and a second steam generator (3) stop working; the method comprises the following steps of opening a driving hot water inlet valve (27), a driving hot water outlet valve (28), a cold water inlet valve (32), a cold water outlet valve (31), a cooling water inlet valve (33) and a cooling water outlet valve (34), opening a first refrigerant water ball valve (39) on a first refrigerant water U-shaped pipe (20) and a second refrigerant water ball valve (36) on a second refrigerant water U-shaped pipe (11), adjusting a concentrated solution to enter a first concentrated solution adjusting valve (40) on a first absorber pipe (21), and adjusting the concentrated solution to enter a second concentrated solution adjusting valve (35) on a second absorber pipe (10); refrigerant water from the first condenser (1) enters the first evaporator (18) through a first refrigerant water ball valve (39) on the first refrigerant water U-shaped pipe (20), and refrigerant water from the second condenser (4) enters the second evaporator (13) through a second refrigerant water ball valve (36) on the second refrigerant water U-shaped pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921049118.8U CN210220284U (en) | 2019-07-08 | 2019-07-08 | Lithium bromide absorption type unit with two-section type steam heat pump and hot water refrigeration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921049118.8U CN210220284U (en) | 2019-07-08 | 2019-07-08 | Lithium bromide absorption type unit with two-section type steam heat pump and hot water refrigeration |
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| Publication Number | Publication Date |
|---|---|
| CN210220284U true CN210220284U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921049118.8U Withdrawn - After Issue CN210220284U (en) | 2019-07-08 | 2019-07-08 | Lithium bromide absorption type unit with two-section type steam heat pump and hot water refrigeration |
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| Country | Link |
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| CN (1) | CN210220284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307663A (en) * | 2019-07-08 | 2019-10-08 | 双良节能系统股份有限公司 | The lithium bromide absorption-type machine unit of two-period form steam type heat pump and hot-water type refrigeration |
-
2019
- 2019-07-08 CN CN201921049118.8U patent/CN210220284U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307663A (en) * | 2019-07-08 | 2019-10-08 | 双良节能系统股份有限公司 | The lithium bromide absorption-type machine unit of two-period form steam type heat pump and hot-water type refrigeration |
| CN110307663B (en) * | 2019-07-08 | 2023-12-19 | 双良节能系统股份有限公司 | Two-stage type steam heat pump and hot water type refrigerating lithium bromide absorption unit |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200331 Effective date of abandoning: 20231219 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200331 Effective date of abandoning: 20231219 |