CN203893505U - Wide channel and narrow channel plate type hydraulic filling generator, wide channel and narrow channel plate type falling film absorber and ammonia absorption refrigerator - Google Patents
Wide channel and narrow channel plate type hydraulic filling generator, wide channel and narrow channel plate type falling film absorber and ammonia absorption refrigerator Download PDFInfo
- Publication number
- CN203893505U CN203893505U CN201420302699.2U CN201420302699U CN203893505U CN 203893505 U CN203893505 U CN 203893505U CN 201420302699 U CN201420302699 U CN 201420302699U CN 203893505 U CN203893505 U CN 203893505U
- Authority
- CN
- China
- Prior art keywords
- ammonia
- liquid
- weak aqua
- aqua ammonia
- passage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Classifications
-
- 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
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model provides a wide channel and narrow channel plate type hydraulic filling generator, a wide channel and narrow channel plate type falling film absorber and an ammonia water absorption refrigerator. Waste heat passes through a waste heat wide channel of the wide channel and narrow channel plate type hydraulic filling generator, strong ammonia water reversely flowing into a strong ammonia water narrow channel is heated, a gas-liquid mixture is generated and enters a gas-liquid separator, hydrous ammonia is separated out, purified through a fractional condenser and then condensed into liquid ammonia in a plate type condenser, and the liquid ammonia is sent into a liquid ammonia tank; the liquid ammonia coming out of the liquid ammonia tank enters a heat exchange pipe of a subcooler, exchanges heat with cold ammonia coming out of a plate type evaporator, and is then evaporated into cold ammonia through the plate type evaporator, the cold ammonia enters the subcooler, exchanges heat with the liquid ammonia in the heat exchange pipe, enters a strong ammonia water outlet container at the lower portion of the wide channel and narrow channel plate type falling film absorber under the action of pressure difference, and rises along a dilute ammonia water narrow channel, the cold ammonia absorbs dilute ammonia water coming from the gas-liquid separator and cooled through a solution heat exchanger to form strong ammonia water, and the strong ammonia water enters a strong ammonia water tank and is pumped into the wide channel and narrow channel plate type hydraulic filling generator through a solution pump.
Description
Technical field
An ammonia water absorption refrigerating machine that adopts the board-like full liquid generator of width passage and the board-like falling-film absorber waste heat of width passage to drive, relates to Technique of Utilizing Waste Heat For Refrigeration field.
Background technology
The shortcomings such as generator and the absorber of the ammonia water absorption refrigerating machine now having had adopt traditional shell and tube exchanger, and manufacturing cost is high, and heat exchange efficiency is low, and refrigeration is slow, slow to thermal source and cooling water variation response, and volume is large.The full liquid generator of tradition ammonia water absorption refrigerating machine adopts shell-tube type structure, concentrated ammonia liquor is full of shell side side, waste heat is walked tube side side, but the direction of the full liquid generator of concentrated ammonia liquor circulation shell-tube type can not realize contrary completely with the direction of the full liquid generator of waste heat circulation shell-tube type, thereby cause the heat exchange efficiency of the full liquid generator of shell-tube type low, its heat exchange area and volume are increased, manufacturing cost is high, also caused the large phenomenon of the large concentrated ammonia liquor amount of volume of shell side side, the concentrated ammonia liquor of waste-heat shell side side needs long unit starting of time slow, in the time that waste heat fluctuates, the not obvious unit of waiting a moment of the temperature fluctuation of concentrated ammonia liquor responds not in time.What the absorber of tradition ammonia water absorption refrigerating machine adopted is full liquid bubbling shell-tube type or falling liquid film shell-tube type, and the absorber heat exchanging efficiency of two kinds of structures is low, and heat exchange area volume is large, and manufacturing cost is high.
Summary of the invention
This programme object is the volume that reduces existing ammoniacal liquor refrigeration machine, reduces manufacturing cost, improves heat exchange efficiency, improves refrigeration speed, improves unit thermal source and cooling water are changed to the speed of response.
This programme is achieved by the following technical measures: the board-like full liquid generator of a kind of width passage, it is characterized in that having 21 heat exchange plates to be welded and formed that cross-sectional area does not wait and 10 waste heat fat pipes and 10 concentrated ammonia liquor narrow passages of alternate layout arranged side by side, total cross-sectional area of waste heat fat pipe is 10 times of total cross-sectional area of concentrated ammonia liquor narrow passage, waste heat fat pipe is communicated with waste heat import and waste heat outlet, waste heat import is arranged at the top of waste heat fat pipe, and waste heat outlet is arranged at the bottom of waste heat fat pipe; Concentrated ammonia liquor narrow passage is communicated with concentrated ammonia liquor import and gas-liquid mixture outlet; Concentrated ammonia liquor import is arranged at the bottom of concentrated ammonia liquor narrow passage, and gas-liquid mixture outlet is arranged at the top of concentrated ammonia liquor narrow passage; Pipeline before concentrated ammonia liquor import is provided with a unidirectional stop valve.The waste heat of large flow flows out from the outlet of bottom waste heat from top waste heat import enters waste heat fat pipe, the concentrated ammonia liquor of low discharge flows out from the outlet of top gas-liquid mixture formed gas-liquid mixture by the waste-heat of waste heat fat pipe side from bottom concentrated ammonia liquor import circulation concentrated ammonia liquor narrow passage after, and the direction that waste heat circulates in the board-like full liquid generator of width passage is completely contrary with the direction of concentrated ammonia liquor circulation.The setting of unidirectional stop valve leniently enters the bottom of the board-like full liquid generator of narrow passage concentrated ammonia liquor, is full of each dense ammonia narrow passage and can not flows backwards, and has ensured that the each narrow passage of concentrated ammonia liquor is full of concentrated ammonia liquor, has prevented dry combustion method.
This programme also provides a kind of width passage board-like falling-film absorber, it is characterized in that being welded and having been formed that cross-sectional area does not wait and 5 cooling water fat pipes and 5 weak aqua ammonia narrow passages of alternate layout arranged side by side by 11 heat exchange plates, total cross-sectional area of cooling water fat pipe is 7 times of total cross-sectional area of weak aqua ammonia narrow passage; Cooling water fat pipe bottom is communicated with cooling water inlet, and cooling water fat pipe top is communicated with coolant outlet; Weak aqua ammonia narrow passage top is communicated with weak aqua ammonia import, and weak aqua ammonia narrow passage bottom is communicated with concentrated ammonia liquor outlet; The direction that cooling water circulates in the board-like falling-film absorber of width passage is completely contrary with the direction of weak aqua ammonia circulation.
The concrete feature of this programme also has, above being positioned at heat exchange plate, the board-like falling-film absorber of width passage top is provided with weak aqua ammonia import distribution case, be provided with in weak aqua ammonia import distribution case inside the weak aqua ammonia distributor being connected with weak aqua ammonia import, weak aqua ammonia distributor comprises 1 grid type liquid distributor, 1 cloth liquid dish and 5 reverse V-shaped deflectors that opening angle 20 is spent; Grid type liquid distributor comprises 1 supervisor and is symmetrically distributed in 10 arms of supervisor both sides, the grid type liquid distributor bottom 5 row liquid distributing holes that distributing uniformly, and weak aqua ammonia flows out from each liquid distributing hole uniformly; Be provided with a cloth liquid dish in grid type liquid distributor bottom, cloth liquid dish is provided with some cloth liquid dish liquid distributing holes, cloth liquid dish liquid distributing hole 2 is classified 1 group as, 5 groups of totally 10 row, 2 row cloth liquid dish liquid distributing hole centre-to-centre spacing of each group are 4 millimeters, the positive top of 5 row liquid distributing holes of grid type liquid distributor bottom in 5 groups of cloth liquid dish liquid distributing hole longitudinal centre lines, the weak aqua ammonia evenly flowing out from grid type liquid distributor drops in cloth liquid dish uniformly, and weak aqua ammonia flows out uniformly by cloth liquid dish liquid distributing hole; On the cloth liquid dish liquid distributing hole longitudinal centre line of 5 groups of cloth liquid dish bottoms, be welded with 5 reverse V-shaped deflectors that opening angle is 20 degree, two ends, 5 reverse V-shaped deflector bottoms are deep in 5 weak aqua ammonia narrow passages 4 millimeters and two ends apart from passage both sides heat exchange plate each 1 millimeter, the weak aqua ammonia flowing out from cloth liquid dish falls into the both sides of reverse V-shaped deflector, flow into uniformly on the heat exchange plate of weak aqua ammonia narrow passage both sides, flow out from top to bottom.
Cold ammonia enters from the bottom of weak aqua ammonia narrow passage, and cold ammonia rises and absorbed and form concentrated ammonia liquor by the top-down weak aqua ammonia of weak aqua ammonia narrow passage along weak aqua ammonia narrow passage, absorbs the heat the producing aquaporin cooling water from bottom to top that is cooled and takes away.
This programme also provides a kind of ammonia water absorption refrigerating machine, it is characterized in that adopting the board-like full liquid generator of width passage as claimed in claim 1 and the board-like falling-film absorber of width passage as claimed in claim 2, waste heat is by the waste heat fat pipe of the board-like full liquid generator of width passage, the concentrated ammonia liquor that heats concentrated ammonia liquor narrow passage adverse current and come, produce gas-liquid mixture and enter in the lump gas-liquid separator, isolate after moisture ammonia is purified by segregator and in plate-type condenser, be condensed into liquefied ammonia, liquefied ammonia is fed in ammonia tank, the heat exchanger tube neutralization that liquefied ammonia out enters into subcooler from ammonia tank is further supplied with plate-type evaporator after heat exchange from the cold ammonia of plate-type evaporator at subcooler, liquefied ammonia evaporates and forms cold ammonia in plate-type evaporator, cold ammonia enters the concentrated ammonia liquor outlet header that enters the board-like falling-film absorber of width passage bottom after subcooler under the effect of pressure reduction and rises along weak aqua ammonia narrow passage, the cold ammonia rising is entered concentrated ammonia liquor tank from gas-liquid separator and through the cooling weak aqua ammonia absorption formation concentrated ammonia liquor of solution heat exchanger, and pumped into the board-like full liquid generator of width passage by solution pump.
The board-like full liquid generator of width passage, there are 21 heat exchange plates to be welded to form cross-sectional area not wait and 10 waste heat fat pipes and 10 concentrated ammonia liquor narrow passages of alternate layout arranged side by side, total cross-sectional area of waste heat fat pipe is 10 times of total cross-sectional area of concentrated ammonia liquor narrow passage, waste heat fat pipe is communicated with waste heat import and waste heat outlet, waste heat import is arranged at the top of waste heat fat pipe, and waste heat outlet is arranged at the bottom of waste heat fat pipe; Concentrated ammonia liquor narrow passage is communicated with concentrated ammonia liquor import and gas-liquid mixture outlet; Concentrated ammonia liquor import is arranged at the bottom of concentrated ammonia liquor narrow passage, and gas-liquid mixture outlet is arranged at the top of concentrated ammonia liquor narrow passage; Pipeline before concentrated ammonia liquor import is provided with a unidirectional stop valve.The waste heat of large flow flows out from the outlet of bottom waste heat from top waste heat import enters waste heat fat pipe, the concentrated ammonia liquor of low discharge flows out from the outlet of top gas-liquid mixture formed gas-liquid mixture by the waste-heat of waste heat fat pipe side from bottom concentrated ammonia liquor import circulation concentrated ammonia liquor narrow passage after, and the direction that waste heat circulates in the board-like full liquid generator of width passage is completely contrary with the direction of concentrated ammonia liquor circulation.The setting of unidirectional stop valve leniently enters the bottom of the board-like full liquid generator of narrow passage concentrated ammonia liquor, is full of each dense ammonia narrow passage and can not flows backwards, and has ensured that the each narrow passage of concentrated ammonia liquor is full of concentrated ammonia liquor, has prevented dry combustion method.
The board-like falling-film absorber of width passage, it is characterized in that being welded and having been formed that cross-sectional area does not wait and 5 cooling water fat pipes and 5 weak aqua ammonia narrow passages of alternate layout arranged side by side by 11 heat exchange plates, total cross-sectional area of cooling water fat pipe is 7 times of total cross-sectional area of weak aqua ammonia narrow passage; Cooling water fat pipe bottom is communicated with cooling water inlet, and cooling water fat pipe top is communicated with coolant outlet; Weak aqua ammonia narrow passage top is communicated with weak aqua ammonia import, and weak aqua ammonia narrow passage bottom is communicated with concentrated ammonia liquor outlet; The direction that cooling water circulates in the board-like falling-film absorber of width passage is completely contrary with the direction of weak aqua ammonia circulation.The cooling water of large flow flows out from the coolant outlet on top from the cooling water inlet of cooling water fat pipe bottom circulates the large cooling water fat pipe of cross-sectional area, and the weak aqua ammonia of low discharge circulates the little weak aqua ammonia narrow passage of cross-sectional area forms concentrated solution with the cold ammonia blended absorbent entering from weak aqua ammonia narrow passage bottom and flows out from the concentrated ammonia liquor outlet of bottom from being positioned at the weak aqua ammonia import on weak aqua ammonia narrow passage top.
The concrete feature of this programme also has, above being positioned at heat exchange plate, the board-like falling-film absorber of width passage top is provided with weak aqua ammonia import distribution case, be provided with in weak aqua ammonia import distribution case inside the weak aqua ammonia distributor being connected with weak aqua ammonia import, weak aqua ammonia distributor comprises 1 grid type liquid distributor, 1 cloth liquid dish and 5 reverse V-shaped deflectors that opening angle 20 is spent; Grid type liquid distributor comprises 1 supervisor and is symmetrically distributed in 10 arms of supervisor both sides, the grid type liquid distributor bottom 5 row liquid distributing holes that distributing uniformly, and weak aqua ammonia flows out from each liquid distributing hole uniformly; Be provided with a cloth liquid dish in grid type liquid distributor bottom, cloth liquid dish is provided with some cloth liquid dish liquid distributing holes, cloth liquid dish liquid distributing hole 2 is classified 1 group as, 5 groups of totally 10 row, 2 row cloth liquid dish liquid distributing hole centre-to-centre spacing of each group are 4 millimeters, the positive top of 5 row liquid distributing holes of grid type liquid distributor bottom in 5 groups of cloth liquid dish liquid distributing hole longitudinal centre lines, the weak aqua ammonia evenly flowing out from grid type liquid distributor drops in cloth liquid dish uniformly, and weak aqua ammonia flows out uniformly by cloth liquid dish liquid distributing hole; On the cloth liquid dish liquid distributing hole longitudinal centre line of 5 groups of cloth liquid dish bottoms, be welded with 5 reverse V-shaped deflectors that opening angle is 20 degree, two ends, 5 reverse V-shaped deflector bottoms are deep in 5 weak aqua ammonia narrow passages 4 millimeters and two ends apart from passage both sides heat exchange plate each 1 millimeter, the weak aqua ammonia flowing out from cloth liquid dish falls into the both sides of reverse V-shaped deflector, flow into uniformly on the heat exchange plate of weak aqua ammonia narrow passage both sides, flow out from top to bottom.
Cold ammonia enters from the bottom of weak aqua ammonia narrow passage, and cold ammonia rises and absorbed and form concentrated ammonia liquor by the top-down weak aqua ammonia of weak aqua ammonia narrow passage along weak aqua ammonia narrow passage, absorbs the heat the producing aquaporin cooling water from bottom to top that is cooled and takes away.
The beneficial effect of this programme is: the ammonia water absorption refrigerating machine of this programme adopts the board-like full liquid generator of width passage, the waste heat of large flow is walked the waste heat fat pipe that cross-sectional area is large, the direction that the concentrated ammonia liquor of low discharge is walked concentrated ammonia liquor narrow passage that cross-sectional area is little and the board-like full liquid generator of waste heat circulation width passage and concentrated ammonia liquor circulation width passage be board-like, and to expire the direction of liquid generator completely contrary, when the flow velocity of the board-like full liquid generator of width passage is close, realize again complete adverse current having ensured waste heat and concentrated ammonia liquor, thereby greatly improve the heat exchange efficiency of the board-like full liquid generator of width passage, its heat exchange area and volume are reduced, reduce manufacturing cost, the amount that volume reduces rear concentrated ammonia liquor also greatly reduces, the waste-heat concentrated ammonia liquor time, short unit starting was fast, in the time that waste heat fluctuates, the temperature fluctuation of concentrated ammonia liquor is obvious, unit can be adjusted in real time each operational factor according to the variations in temperature of concentrated ammonia liquor and ensure that the response of unit is timely.The ammonia water absorption refrigerating machine of this programme adopts the board-like falling-film absorber of width passage, the cooling water of large flow is walked the stream cooling water fat pipe that cross-sectional area is large, the circulate direction of the board-like falling-film absorber of width passage of the direction that the weak aqua ammonia of low discharge is walked weak aqua ammonia narrow passage that cross-sectional area is little and the board-like falling-film absorber of cooling water circulation width passage and weak aqua ammonia is completely contrary, when the flow velocity of the board-like falling-film absorber of width passage is close, realize again complete adverse current having ensured cooling water and weak aqua ammonia, thereby greatly improve the heat exchange efficiency of the board-like falling-film absorber of width passage, its heat exchange area and volume are reduced, reduce manufacturing cost.The weak aqua ammonia that enters the board-like falling-film absorber of width passage in order to realize can form uniform liquid film on the heat exchange plate of the both sides of weak aqua ammonia narrow passage, above the board-like falling-film absorber of width passage top is positioned at heat exchange plate, be provided with weak aqua ammonia import distribution case, be provided with in weak aqua ammonia import distribution case inside the weak aqua ammonia distributor being connected with weak aqua ammonia import.On the liquid distributing hole longitudinal centre line of 5 groups of cloth liquid dish bottoms, being welded with opening angle is 5 reverse V-shaped deflectors of 20 degree, two ends, 5 reverse V-shaped deflector bottoms are deep in 5 weak aqua ammonia narrow passages 4 millimeters and two ends apart from passage both sides heat exchange plate each 1 millimeter, the weak aqua ammonia flowing out from cloth liquid dish falls into the both sides of reverse V-shaped deflector, flow into uniformly the weak aqua ammonia liquid film that forms even thickness on the heat exchange plate of weak aqua ammonia narrow passage both sides, cold ammonia enters from the bottom of weak aqua ammonia narrow passage, cold ammonia rises and is absorbed and form concentrated ammonia liquor by the top-down weak aqua ammonia of weak aqua ammonia narrow passage along weak aqua ammonia narrow passage.One key technology of falling-film absorber is exactly the liquid film that will guarantee to form even thickness, liquid can not film forming or the inhomogeneous failure that all can cause falling film absorption of film forming, the weak aqua ammonia distributor of the board-like falling-film absorber of width passage has effectively solved film forming problem, has ensured the operation normally and efficiently of the board-like falling-film absorber of width passage.The unit that the application of the board-like full liquid generator of width passage and the board-like falling-film absorber two large parts of width passage makes this programme compared with traditional ammonia water absorption refrigerating machine had that volume is little, low cost of manufacture, heat exchange efficiency are high, thermal source and cooling water are changed to response is timely, the advantage such as fast of freezing.
Brief description of the drawings
Fig. 1 is the ammonia water absorption refrigerating machine working cycles flow process that waste heat drives, and arrow direction is flow direction.Fig. 2 is the board-like full liquid generator structure cutaway view of width passage.Fig. 3 is the left view of Fig. 2.Fig. 4 is the board-like falling-film absorber structure of width passage cutaway view.Fig. 5 is the left view of Fig. 4.Fig. 6 is grid type liquid distributor structure chart.Fig. 7 is cloth liquid dish structure chart.Fig. 8 is the A-A view of Fig. 7.
In figure, 1-waste heat general import; 2-waste heat general export; 3-cooling water general import; 4-cooling water general export; The board-like full liquid generator of 5-width passage; 6-gas-liquid separator; 7-plate-type condenser; 8-plate-type evaporator; 9-ammonia tank; 10-subcooler; The board-like falling-film absorber of 11-width passage; 12-concentrated ammonia liquor tank; 13-solution heat exchanger; 14-solution pump; 15-unidirectional stop valve; 16-heat exchange plate; The import of 17-waste heat; The outlet of 18-waste heat; The import of 19-concentrated ammonia liquor; The outlet of 20-gas-liquid mixture; 21-waste heat import distribution case; 22-waste heat outlet header; 23-concentrated ammonia liquor import distribution case; 24-gas-liquid mixture outlet header; 25-heat exchange plate; The import of 26-weak aqua ammonia; The outlet of 27-concentrated ammonia liquor; 28-cooling water inlet; 29-coolant outlet; The cold ammonia import of 30-; 31-concentrated ammonia liquor outlet header; 32-weak aqua ammonia import distribution case; 33-coolant outlet header; 34-cooling water inlet distribution case; 35-supervisor; 36-arm; 37-liquid distributing hole; 38-cloth liquid dish; 39-cloth liquid dish liquid distributing hole; The reverse V-shaped deflector of 40-; 41-segregator; 42-concentrated ammonia liquor narrow passage; 43-waste heat fat pipe; 44-weak aqua ammonia narrow passage; 45-cooling water fat pipe.
Detailed description of the invention
Below in conjunction with technical scheme and accompanying drawing, describe the specific embodiment of this programme in detail.
As shown in Figure 1, a kind of ammonia water absorption refrigerating machine, it is characterized in that adopting the board-like full liquid generator 5 of width passage and the board-like falling-film absorber 11 of width passage, waste heat is by the waste heat fat pipe 43 of the board-like full liquid generator 5 of width passage, the concentrated ammonia liquor that heats concentrated ammonia liquor narrow passage 42 adverse currents and come, produce gas-liquid mixture and enter in the lump gas-liquid separator 6, isolate after moisture ammonia is purified by segregator 41 and be condensed into liquefied ammonia in plate-type condenser 7, liquefied ammonia is fed in ammonia tank 9, the heat exchanger tube neutralization that liquefied ammonia out enters into subcooler 10 from ammonia tank 9 is supplied with plate-type evaporator 8 from plate-type evaporator 8 cold ammonia out after the further heat exchange of subcooler 10, liquefied ammonia forms cold ammonia in the interior evaporation of plate-type evaporator 8, cold ammonia enters the further heat exchange of liquefied ammonia in subcooler 10 and heat exchanger tube, and the concentrated ammonia liquor outlet header 31 that enters the board-like falling-film absorber of width passage 11 bottoms under the effect of pressure reduction rises along weak aqua ammonia narrow passage 44, the cold ammonia rising is entered concentrated ammonia liquor tank 12 from gas-liquid separator 6 and through the cooling weak aqua ammonia absorption formation concentrated ammonia liquor of solution heat exchanger 13, and pumped into the board-like full liquid generator 5 of width passage by solution pump 14.
As Figure 2-3, width passage board-like full liquid generator 5 is to be welded and to have been formed that cross-sectional area does not wait and 43 and 10 concentrated ammonia liquor narrow passages 42 of 10 waste heat fat pipes of alternate layout arranged side by side by 21 heat exchange plates 16, total cross-sectional area of waste heat fat pipe 43 is 10 times of total cross-sectional area of concentrated ammonia liquor narrow passage 42, waste heat fat pipe 43 is communicated with waste heat import 17 and waste heat outlet 18, waste heat import 17 is arranged at the top of waste heat fat pipe 43, and waste heat outlet 18 is arranged at the bottom of waste heat fat pipe 43; Concentrated ammonia liquor narrow passage 42 is communicated with concentrated ammonia liquor import 19 and gas-liquid mixture outlet 20; Concentrated ammonia liquor import 19 is arranged at the bottom of concentrated ammonia liquor narrow passage 42, and gas-liquid mixture outlet 20 is arranged at the top of concentrated ammonia liquor narrow passage 42; Pipeline before concentrated ammonia liquor import 19 is provided with a unidirectional stop valve 15.The waste heat of large flow flows out from bottom waste heat outlet 18 from top waste heat import 17 enters waste heat fat pipe 43, the concentrated ammonia liquor of low discharge flows out from top gas-liquid mixture outlet 20 formed gas-liquid mixture by the waste-heat of waste heat fat pipe side from concentrated ammonia liquor narrow passage 42 is circulated in bottom concentrated ammonia liquor import 19 after, and the direction that waste heat circulates in the board-like full liquid generator of width passage is completely contrary with the direction of concentrated ammonia liquor circulation.The setting of unidirectional stop valve 15 leniently enters the bottom of the board-like full liquid generator of narrow passage concentrated ammonia liquor, is full of 10 concentrated ammonia liquor narrow passages 42 and can not flows backwards, and has ensured that 10 concentrated ammonia liquor narrow passages 42 are full of concentrated ammonia liquor, have prevented dry combustion method.
As shown in Fig. 4-5, width passage board-like falling-film absorber 11 is welded and has been formed that cross-sectional area does not wait and 45 and 5 weak aqua ammonia narrow passages 44 of 5 cooling water fat pipes of alternate layout arranged side by side by 11 heat exchange plates 25, and total cross-sectional area of cooling water fat pipe 45 is 7 times of total cross-sectional area of weak aqua ammonia narrow passage 44; Cooling water fat pipe 45 bottoms are communicated with cooling water inlet 28, and cooling water fat pipe 45 tops are communicated with coolant outlet 29; Weak aqua ammonia narrow passage 44 tops are communicated with weak aqua ammonia import 26, and weak aqua ammonia narrow passage 44 bottoms are communicated with concentrated ammonia liquor outlet 27; The direction that cooling water circulates in the board-like falling-film absorber 11 of width passage is completely contrary with the direction of weak aqua ammonia circulation.The cooling water of large flow flows out from the coolant outlet 29 on top from the cooling water inlet 28 of cooling water fat pipe 45 bottoms circulates the large cooling water fat pipe 45 of cross-sectional area, and the weak aqua ammonia of low discharge circulates the little weak aqua ammonia narrow passage 44 of cross-sectional area forms concentrated ammonia liquor with the cold ammonia blended absorbent entering from weak aqua ammonia narrow passage 44 bottoms and flows out from the concentrated ammonia liquor outlet 27 of bottom from being positioned at the weak aqua ammonia import 26 on weak aqua ammonia narrow passage 44 tops.
Above being positioned at heat exchange plate 25, the board-like falling-film absorber of width passage 11 tops are provided with weak aqua ammonia import distribution case 32, be provided with in weak aqua ammonia import distribution case 32 inside the weak aqua ammonia distributor being connected with weak aqua ammonia import 26, weak aqua ammonia distributor comprises 1 grid type liquid distributor, the reverse V-shaped deflector 40 that 38 and 5 opening angles 20 of 1 cloth liquid dish are spent; As shown in Fig. 6-8, grid type liquid distributor comprises 1 supervisor 35 and with respect to supervisor's 35 monosymmetric 10 arms 36, the grid type liquid distributor bottom 5 row liquid distributing holes 37 that distributing uniformly, and weak aqua ammonia flows out from each liquid distributing hole 37 uniformly; Be provided with a cloth liquid dish 38 in grid type liquid distributor bottom, cloth liquid dish 38 is provided with some cloth liquid dish liquid distributing holes 39, cloth liquid dish liquid distributing hole 2 is classified 1 group as, 5 groups of totally 10 row, 2 row cloth liquid dish liquid distributing hole 39 centre-to-centre spacing of each group are 4 millimeters, the positive top of 5 group cloth liquid dish liquid distributing hole 39 longitudinal centre lines of 5 row liquid distributing holes 37 of grid type liquid distributor bottom in cloth liquid dish 38, the weak aqua ammonia evenly flowing out from grid type liquid distributor drops in cloth liquid dish 38 uniformly, and weak aqua ammonia flows out uniformly by the cloth liquid dish liquid distributing hole 39 in cloth liquid dish 38; On cloth liquid dish liquid distributing hole 39 longitudinal centre lines of 5 groups of cloth liquid dish 38 bottoms, be welded with 5 reverse V-shaped deflectors 40 that opening angle is 20 degree, 5 reverse V-shaped deflector 40 two ends, bottom are deep into 5 weak aqua ammonia narrow passages 44 interior 4 millimeters and two ends apart from passage both sides heat exchange plate 25 each 1 millimeter, the weak aqua ammonia flowing out from cloth liquid dish 38 falls into the both sides of reverse V-shaped deflector 40, flow into uniformly on weak aqua ammonia narrow passage 44 both sides heat exchange plates, flow out from top to bottom.
Cold ammonia enters from the bottom of weak aqua ammonia narrow passage 44, and cold ammonia rises and absorbed and form concentrated ammonia liquor by the top-down weak aqua ammonia of weak aqua ammonia narrow passage 44 along weak aqua ammonia narrow passage 44, absorbs the heat producing water fat pipe 45 cooling water from bottom to top that is cooled and takes away.
The ammonia water absorption refrigerating machine working cycles flow process that waste heat drives, arrow direction is flow direction; Waste heat enters into the waste heat import 17 of the board-like full liquid generator 5 of width passage and uniformly waste heat is distributed to each waste heat fat pipe 43 by waste heat import distribution case 21 from waste heat general import 1, after heat exchange, be first pooled to waste heat outlet header 22 leniently waste heat outlet 18 outflows of the board-like full liquid generator 5 of narrow passage again, finally discharge from waste heat general export 2; after concentrated ammonia liquor in concentrated ammonia liquor narrow passage 42 is heated, produce gas-liquid mixture be first pooled to gas-liquid mixture outlet header 24 more leniently the gas-liquid mixture outlet 20 of the board-like full liquid generator 5 of narrow passage flow out and enter into gas-liquid separator 6, isolating the ammonia that is condensed into liquid after moisture ammonia is purified by segregator 41 in plate-type condenser 7 is stored in ammonia tank 9, the heat exchanger tube neutralization that liquefied ammonia out enters into subcooler 10 from ammonia tank 9 is supplied with plate-type evaporator 8 from the plate-type evaporator 8 further heat exchange of cold ammonia out, liquefied ammonia forms cold ammonia in the interior evaporation of plate-type evaporator 8, cold ammonia enters the further heat exchange of liquefied ammonia in subcooler 10 and heat exchanger tube, and the concentrated ammonia liquor outlet header 31 that enters the board-like falling-film absorber of width passage 11 bottoms under the effect of pressure reduction rises along the narrow runner 44 of weak aqua ammonia, from gas-liquid separator 6 and through the cooling weak aqua ammonia of solution heat exchanger 13 leniently the weak aqua ammonia import 26 of narrow passage plate type falling-film absorber 11 flow into, through be responsible for 35 and arm 36 on 5 row liquid distributing holes 37 be distributed to uniformly on bottom cloth liquid dish 38, weak aqua ammonia is distributed on two walls of 5 reverse V-shaped deflectors 40 that opening angle is 20 degree uniformly through 5 groups of cloth liquid dish liquid distributing holes 39 on cloth liquid dish 38 again, flow into uniformly on the both sides heat exchange plate 25 of 5 weak aqua ammonia narrow passages 44 of the board-like falling-film absorber 11 of width passage, the cold ammonia absorbing from top to bottom from bottom to top forms concentrated ammonia liquor, cooling water enters and is assigned to uniformly each cooling water fat pipe 45 by cooling water inlet distribution case 34 from cooling water inlet 28, is first pooled to coolant outlet header 33 and flows out from coolant outlet 29 after heat exchange, absorbs thereby taken away the heat producing, absorb the concentrated ammonia liquor forming and enter concentrated ammonia liquor tank 12, concentrated ammonia liquor through solution pump 14 pressurized stream through unidirectional stop valve 15 leniently the concentrated ammonia liquor import 19 of the board-like full liquid generator 5 of narrow passage enter and be assigned to uniformly each concentrated ammonia liquor narrow passage 42 by concentrated ammonia liquor import distribution case 23, so just completed a circulation.
Claims (5)
1. the board-like full liquid generator of width passage, it is characterized in that having 21 heat exchange plates to be welded and formed that cross-sectional area does not wait and 10 waste heat fat pipes and 10 concentrated ammonia liquor narrow passages of alternate layout arranged side by side, total cross-sectional area of waste heat fat pipe is 10 times of total cross-sectional area of concentrated ammonia liquor narrow passage, waste heat fat pipe is communicated with waste heat import and waste heat outlet, waste heat import is arranged at the top of waste heat fat pipe, and waste heat outlet is arranged at the bottom of waste heat fat pipe; Concentrated ammonia liquor narrow passage is communicated with concentrated ammonia liquor import and gas-liquid mixture outlet; Concentrated ammonia liquor import is arranged at the bottom of concentrated ammonia liquor narrow passage, and gas-liquid mixture outlet is arranged at the top of concentrated ammonia liquor narrow passage; Pipeline before concentrated ammonia liquor import is provided with a unidirectional stop valve.
2. the board-like falling-film absorber of width passage, it is characterized in that being welded and having been formed that cross-sectional area does not wait and 5 cooling water fat pipes and 5 weak aqua ammonia narrow passages of alternate layout arranged side by side by 11 heat exchange plates, total cross-sectional area of cooling water fat pipe is 7 times of total cross-sectional area of weak aqua ammonia narrow passage; Cooling water fat pipe bottom is communicated with cooling water inlet, and cooling water fat pipe top is communicated with coolant outlet; Weak aqua ammonia narrow passage top is communicated with weak aqua ammonia import, and weak aqua ammonia narrow passage bottom is communicated with concentrated ammonia liquor outlet; The direction that cooling water circulates in the board-like falling-film absorber of width passage is completely contrary with the direction of weak aqua ammonia circulation.
3. the board-like falling-film absorber of width passage according to claim 2, it is characterized in that being provided with weak aqua ammonia import distribution case above the board-like falling-film absorber of width passage top is positioned at heat exchange plate, be provided with in weak aqua ammonia import distribution case inside the weak aqua ammonia distributor being connected with weak aqua ammonia import, weak aqua ammonia distributor comprises 1 grid type liquid distributor, 1 cloth liquid dish and 5 reverse V-shaped deflectors that opening angle 20 is spent; Grid type liquid distributor comprises 1 supervisor and is symmetrically distributed in 10 arms of supervisor both sides, the grid type liquid distributor bottom 5 row liquid distributing holes that distributing uniformly, and weak aqua ammonia flows out from each liquid distributing hole uniformly; Be provided with a cloth liquid dish in grid type liquid distributor bottom, cloth liquid dish is provided with some cloth liquid dish liquid distributing holes, cloth liquid dish liquid distributing hole 2 is classified 1 group as, 5 groups of totally 10 row, 2 row cloth liquid dish liquid distributing hole centre-to-centre spacing of each group are 4 millimeters, the positive top of 5 row liquid distributing holes of grid type liquid distributor bottom in 5 groups of cloth liquid dish liquid distributing hole longitudinal centre lines, the weak aqua ammonia evenly flowing out from grid type liquid distributor drops in cloth liquid dish uniformly, and weak aqua ammonia flows out uniformly by cloth liquid dish liquid distributing hole; On the cloth liquid dish liquid distributing hole longitudinal centre line of 5 groups of cloth liquid dish bottoms, be welded with 5 reverse V-shaped deflectors that opening angle is 20 degree, two ends, 5 reverse V-shaped deflector bottoms are deep in 5 weak aqua ammonia narrow passages 4 millimeters and two ends apart from passage both sides heat exchange plate each 1 millimeter, the weak aqua ammonia flowing out from cloth liquid dish falls into the both sides of reverse V-shaped deflector, flow into uniformly on the heat exchange plate of weak aqua ammonia narrow passage both sides, flow out from top to bottom.
4. an ammonia water absorption refrigerating machine, it is characterized in that adopting the board-like full liquid generator of width passage as claimed in claim 1 and the board-like falling-film absorber of width passage as claimed in claim 2, waste heat is by the waste heat fat pipe of the board-like full liquid generator of width passage, the concentrated ammonia liquor that heats concentrated ammonia liquor narrow passage adverse current and come, produce gas-liquid mixture and enter in the lump gas-liquid separator, isolate after moisture ammonia is purified by segregator and in plate-type condenser, be condensed into liquefied ammonia, liquefied ammonia is fed in ammonia tank, the heat exchanger tube neutralization that liquefied ammonia out enters into subcooler from ammonia tank is further supplied with plate-type evaporator after heat exchange from the cold ammonia of plate-type evaporator at subcooler, liquefied ammonia evaporates and forms cold ammonia in plate-type evaporator, cold ammonia enters the concentrated ammonia liquor outlet header that enters the board-like falling-film absorber of width passage bottom after subcooler under the effect of pressure reduction and rises along weak aqua ammonia narrow passage, the cold ammonia rising is entered concentrated ammonia liquor tank from gas-liquid separator and through the cooling weak aqua ammonia absorption formation concentrated ammonia liquor of solution heat exchanger, and pumped into the board-like full liquid generator of width passage by solution pump.
5. ammonia water absorption refrigerating machine according to claim 4, it is characterized in that being provided with weak aqua ammonia import distribution case above the board-like falling-film absorber of width passage top is positioned at heat exchange plate, be provided with in weak aqua ammonia import distribution case inside the weak aqua ammonia distributor being connected with weak aqua ammonia import, weak aqua ammonia distributor comprises 1 grid type liquid distributor, 1 cloth liquid dish and 5 reverse V-shaped deflectors that opening angle 20 is spent; Grid type liquid distributor comprises 1 supervisor and is symmetrically distributed in 10 arms of supervisor both sides, the grid type liquid distributor bottom 5 row liquid distributing holes that distributing uniformly, and weak aqua ammonia flows out from each liquid distributing hole uniformly; Be provided with a cloth liquid dish in grid type liquid distributor bottom, cloth liquid dish is provided with some cloth liquid dish liquid distributing holes, cloth liquid dish liquid distributing hole 2 is classified 1 group as, 5 groups of totally 10 row, 2 row cloth liquid dish liquid distributing hole centre-to-centre spacing of each group are 4 millimeters, the positive top of 5 row liquid distributing holes of grid type liquid distributor bottom in 5 groups of cloth liquid dish liquid distributing hole longitudinal centre lines, the weak aqua ammonia evenly flowing out from grid type liquid distributor drops in cloth liquid dish uniformly, and weak aqua ammonia flows out uniformly by cloth liquid dish liquid distributing hole; On the cloth liquid dish liquid distributing hole longitudinal centre line of 5 groups of cloth liquid dish bottoms, be welded with 5 reverse V-shaped deflectors that opening angle is 20 degree, two ends, 5 reverse V-shaped deflector bottoms are deep in 5 weak aqua ammonia narrow passages 4 millimeters and two ends apart from passage both sides heat exchange plate each 1 millimeter, the weak aqua ammonia flowing out from cloth liquid dish falls into the both sides of reverse V-shaped deflector, flow into uniformly on the heat exchange plate of weak aqua ammonia narrow passage both sides, flow out from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420302699.2U CN203893505U (en) | 2014-06-09 | 2014-06-09 | Wide channel and narrow channel plate type hydraulic filling generator, wide channel and narrow channel plate type falling film absorber and ammonia absorption refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420302699.2U CN203893505U (en) | 2014-06-09 | 2014-06-09 | Wide channel and narrow channel plate type hydraulic filling generator, wide channel and narrow channel plate type falling film absorber and ammonia absorption refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203893505U true CN203893505U (en) | 2014-10-22 |
Family
ID=51719900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420302699.2U Withdrawn - After Issue CN203893505U (en) | 2014-06-09 | 2014-06-09 | Wide channel and narrow channel plate type hydraulic filling generator, wide channel and narrow channel plate type falling film absorber and ammonia absorption refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203893505U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983046A (en) * | 2014-06-09 | 2014-08-13 | 泰山集团股份有限公司 | Wide and narrow passage plate type flooded generator and falling film absorber, and ammonia water absorption refrigerator |
| 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 |
| CN105546868A (en) * | 2016-01-13 | 2016-05-04 | 山东奇威特太阳能科技有限公司 | Regeneration device of absorption type unit |
-
2014
- 2014-06-09 CN CN201420302699.2U patent/CN203893505U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983046A (en) * | 2014-06-09 | 2014-08-13 | 泰山集团股份有限公司 | Wide and narrow passage plate type flooded generator and falling film absorber, and ammonia water absorption refrigerator |
| 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 |
| CN105546868A (en) * | 2016-01-13 | 2016-05-04 | 山东奇威特太阳能科技有限公司 | Regeneration device of absorption type unit |
| CN105546868B (en) * | 2016-01-13 | 2018-02-02 | 山东奇威特太阳能科技有限公司 | The regenerative apparatus of absorption installation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103983046B (en) | The board-like full liquid generator of width passage and falling-film absorber and ammonia water absorption refrigerating machine | |
| CN102052799A (en) | Device for producing low-temperature water by using waste heat | |
| CN203447809U (en) | MVR (Mechanical Vapor Recompression) evaporative crystallization system | |
| CN102287954B (en) | Dissolving heat absorption type chemical heat pump and heating or refrigerating method thereof | |
| CN103331025B (en) | Ultrasonic evaporator | |
| CN102759225A (en) | Riser spiral-flow type falling-film evaporator for refrigerating air conditioner | |
| CN203893505U (en) | Wide channel and narrow channel plate type hydraulic filling generator, wide channel and narrow channel plate type falling film absorber and ammonia absorption refrigerator | |
| CN202216448U (en) | Diffusion absorption refrigeration and vapor compression refrigeration combined recycle system | |
| CN102322705B (en) | Circulating device combining diffusing absorption-type refrigeration and vapor compression refrigeration | |
| CN203177526U (en) | Double-effect cascaded lithium bromide absorption water chilling unit | |
| CN202813867U (en) | Ammonia water absorption refrigerator driven by power plant power generator steam waste heat | |
| CN202813935U (en) | Solar-powered aqueous ammonia absorption type ice maker | |
| CN207741379U (en) | A kind of absorption deep refrigerating system of industrial waste heat driving | |
| CN203177527U (en) | Single-effect cascaded lithium bromide absorption water cooling unit | |
| CN203413884U (en) | Novel high-efficiency shell-and-tube water condenser | |
| CN206160547U (en) | Utilize high heat density computer lab of CPU waste heat to synthesize cooling system | |
| CN204694095U (en) | For the evaporative condenser system of thermal power plant's small turbine exhaust steam condensation | |
| CN104180555A (en) | Cool double-effect lithium bromide spray absorption type refrigeration cycle system | |
| CN205262005U (en) | Air -cooler gas -liquid separation structure | |
| CN201014661Y (en) | Vertical two-segment type absorbed lithium bromide absorption refrigeration air conditioning plant | |
| CN104819605B (en) | Flooded evaporator | |
| CN202709543U (en) | Jet type refrigeration heat pump unit with waste heat as drive heat source | |
| CN201532054U (en) | Device for utilizing residual heat to product low temperature water | |
| CN202813923U (en) | Circulation refrigerating system of recirculation evaporator | |
| CN104406326A (en) | Steam-liquid-solid three-phase energy accumulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141022 Effective date of abandoning: 20160420 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |