CN106766401A - Double horizontal directly contact condensing heat exchangers of water journey - Google Patents
Double horizontal directly contact condensing heat exchangers of water journey Download PDFInfo
- Publication number
- CN106766401A CN106766401A CN201611221883.4A CN201611221883A CN106766401A CN 106766401 A CN106766401 A CN 106766401A CN 201611221883 A CN201611221883 A CN 201611221883A CN 106766401 A CN106766401 A CN 106766401A
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- China
- Prior art keywords
- stop valve
- welded
- cylinder
- tube sheet
- heat exchanger
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Classifications
-
- 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
- F25B39/00—Evaporators; Condensers
- F25B39/04—Condensers
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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
- F25B40/00—Subcoolers, desuperheaters or superheaters
- F25B40/02—Subcoolers
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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
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/04—Details of condensers
- F25B2339/046—Condensers with refrigerant heat exchange tubes positioned inside or around a vessel containing water or pcm to cool the refrigerant gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kind of pair of horizontal directly contact condensing heat exchanger of water journey.Separation baffles of the present invention are welded to connect with the contact position of inwall up and down of the first tube sheet, cylinder axial direction；Second tube sheet both sides are in close contact with separation baffles, demarcation strip, and the position that side contacts with cylinder is welded to connect, and its left-half for being located at separation baffles is provided with multiple heat exchange pores, inserts one end of heat exchanger tube and is welded to connect；The top of the cylinder offers the aperture welded with the outlet connecting pipe in parallel of the first high-temperature gas stop valve, cutoff, the aperture welded with supercooled liquid stop valve, injection injector and cutoff parallel entry connecting tube respectively is offered near bottom position, the right side cylinder position of separation baffles, offers the aperture welded with feed pipe, the second high-temperature gas stop valve, injection injector outlet connecting pipe.The present invention can be effectively reduced the delivery temperature of refrigeration compressor, reduce pressure ratio, improve the performance of refrigeration system, simple structure, easy to operate, environmental protection, energy saving.
Description
Technical field
The present invention relates to a kind of refrigeration technology field, the more particularly to a kind of pair horizontal directly contact condensation heat transfer of water journey
Device.
Background technology
Horizontal water air-cooled condenser is widely used in refrigeration system, and the high temperature and high pressure gas of refrigeration compressor discharge pass through water
Cooling medium takes away heat, and cooling condenses into the liquid of HTHP, and refrigerant is exchanged with cooling water heat, need to be through two side liquids pair
Stream heat exchange and the heat conduction of heat exchanger heat transfer wall, particularly heat exchanger heat transfer wall in itself and the lubricating oil that gathers of wall with it is dirty
The thermal resistance that dirt is formed, causes heat transfer coefficient to decline, same heat exchange area, distributes refrigerant needed for same heat and is situated between with cooling
Heat transfer temperature difference increase between matter, causes the pressure at expulsion of refrigeration compressor to raise, pressure ratio increase, volumetric efficiency reduction, refrigeration pressure
The wasted work of contracting machine increases, and the coefficient of performance of refrigeration system declines, if the refrigerant supercooling before reducing pressure by regulating flow, can increase steaming
The refrigerating capacity of device is sent out, the performance of refrigeration system is accordingly improved, therefore, the integrated heat-exchanger of exploitation directly contact coagulation band supercooling,
Compact conformation, can reduce the delivery temperature of refrigeration compressor, reduce pressure ratio, improve volumetric efficiency, reduce refrigeration compressor
Wasted work, increase refrigerating capacity, improve refrigeration system performance, realize energy-conserving and environment-protective.But embodiment is there are no at present.
The content of the invention
The purpose of the present invention is directed to the technological deficiency that existing refrigeration system is present, there is provided a kind of pair of water journey is horizontal directly to be connect
Condensing heat exchanger is touched, to improve the runnability of refrigeration system.
To realize that the technical scheme that the purpose of the present invention is used is：A kind of pair of horizontal directly contact condensation heat transfer of water journey
Device, including the first high-temperature gas stop valve, the second tube sheet, demarcation strip, the second end cap, feed pipe, the second high-temperature gas stop valve,
Injection injector, the first tube sheet, through hole, separation baffles, support, supercooled liquid stop valve, cylinder, heat exchanger tube, cooling water outlet pipe,
Cutoff, the first end cap, cooling water inlet pipe and third high temperature gas stop valve.
The separation baffles are rectangle, and its bottom is provided with through hole, and it connects with the inwall up and down of the first tube sheet, cylinder axial direction
Tactile position is welded to connect；Demarcation strip is semicircle, and it is welded to connect with the second end cap contact position；Second tube sheet is circle, its
Both sides are in close contact with separation baffles, demarcation strip, and the position that side contacts with cylinder is welded to connect, its left side for being located at separation baffles
Half portion is arranged with multiple heat exchange pores, inserts one end of heat exchanger tube and is welded to connect；First tube sheet is circle, itself and separation baffles
The position of the contact with cylinder is respectively welded connection, and its left-half for being located at separation baffles is provided with multiple heat exchange pores, insertion
One end of heat exchanger tube is simultaneously welded to connect.
The cylinder is cylindrical shape, the top of cylinder offer with the first high-temperature gas stop valve, cutoff and
Connection outlet connecting pipe welding aperture, near bottom position offer respectively with supercooled liquid stop valve, injection injector and feed flow
The aperture of stop valve parallel entry connecting tube welding, the right side cylinder position of separation baffles offers and feed pipe, the second high temperature
Gas stop valve, the aperture of injection injector outlet connecting pipe welding, the first end cap and the first tube sheet, the second end cap and the second pipe
Closely connected by gasket seal and connecting bolt between plate, feed pipe is divided into two-way with cylinder connection outlet, draws with injection all the way
The liquid inlet of emitter is welded to connect, and the entrance with cutoff is welded to connect all the way.
The first high-temperature gas stop valve, the second high-temperature gas stop valve, the entrance of third high temperature gas stop valve with
The vent connection of refrigeration compressor is welded to connect, and supercooled liquid stop valve is welded to connect with the inlet connection of reducing pressure by regulating flow element.
The branch is erected at the bottom of cylinder, and one end is welded to connect with the outer wall of cylinder, on the basis of the other end is fixed on.
The cooling water outlet pipe is connected with the pump entrance of cooling water circulation, and cooling water inlet pipe goes out with cooling tower
Water adapter connection.
The first high-temperature gas stop valve, the second high-temperature gas stop valve, third high temperature gas stop valve, supercooled liquid cut
Only valve and cutoff are controlled to open and close by liquid-level floater valve.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the of the invention pair of horizontal directly contact condensing heat exchanger of water journey, directly contact condenses and supercooling one, using height
The refrigerant gas of warm high pressure are released heat and are condensed with liquid directly contact, can be effectively reduced the exhaust temperature of refrigeration compressor
Degree, reduces pressure ratio, improves volumetric efficiency, reduces the wasted work of refrigeration compressor, improves the performance of refrigeration system.
2nd, the of the invention pair of horizontal directly contact condensing heat exchanger of water journey, realizes mistake before high temperature high pressure liquid reducing pressure by regulating flow
It is cold so as to enter the enthalpy reduction of evaporator, put forward big refrigerant system capacity, further improve the performance of refrigeration system, structure
Simply, easy to operate, environmental protection, energy saving.
Brief description of the drawings
Fig. 1 show the of the invention pair of schematic diagram of the horizontal directly contact condensing heat exchanger of water journey；
Fig. 2 show A-A to sectional view.
Specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.
The of the invention pair of horizontal directly contact condensing heat exchanger schematic diagram of water journey as depicted in figs. 1 and 2, including the first high temperature
Gas stop valve 1, the second tube sheet 2, demarcation strip 3, the second end cap 4, feed pipe 5, the second high-temperature gas stop valve 6, injection injection
Device 7, the first tube sheet 8, through hole 9, separation baffles 10, support 11, supercooled liquid stop valve 12, cylinder 13, heat exchanger tube 14, cooling water go out
Water pipe 15, cutoff 16, the first end cap 17, cooling water inlet pipe 18 and third high temperature gas stop valve 19.
The horizontal positioned of the cylinder 13, the first tube sheet 8 and the second tube sheet 2 are circle, and the first tube sheet 8 and the second tube sheet are distinguished
Both ends of the surface with cylinder are fixed, the first end cap 17 and the circular base that the second end cap 4 is hemispherical, the first end cap 17 and the second end cap
Side is fixed with the first tube sheet 8 and the second tube sheet 2 respectively；
The separation baffles 10 are rectangle, and separation baffles bottom is provided with through hole, separation baffles and the first tube sheet, the second pipe
Plate and cylinder inboard wall contact position are welded to connect, and separation baffles 10 are located at body centre axis vertical plane, 10 liang of separation baffles
End face is fixed with the first tube sheet 8 and the second tube sheet 2 respectively；Demarcation strip 3 is semicircle, and demarcation strip base is fixed with the second tube sheet 2,
The semicircle periphery of demarcation strip is welded to connect with the contact position of the second end cap 4；Second tube sheet 2 is located at the left-half of separation baffles 10
Multiple heat exchange pores are provided with, multiple heat exchange pore inserts one end of heat exchanger tube 14 respectively and is welded to connect；First tube sheet 8 is located at and divides
The other end of the left-half insertion heat exchanger tube 14 of baffles 10 is simultaneously welded to connect；
The cylinder 13 is cylindrical shape, and the upper lateral part that cylinder 13 places heat exchanger tube is offered and the cut-off of the first high-temperature gas
Valve 1, the aperture of the outlet connecting pipe in parallel welding of cutoff 16, the side bottom position that cylinder 13 places heat exchanger tube are opened up
There is the aperture welded with the connecting tube of supercooled liquid stop valve 12, another upper lateral part of the placement heat exchanger tube of cylinder 13 is offered and drawn with injection
The aperture of the entrance connecting tube of emitter 7 welding, the injection connection third high temperature of injector 7 gas stop valve 19, cutoff 16
Outlet connection feed pipe 5, feed pipe 5 connects the bottom of the opposite side of injection injector 7 and the placement heat exchanger tube of cylinder 13 respectively；Cylinder
The opposite side that body 13 places heat exchanger tube is provided with the aperture welded with the connecting tube of the second high-temperature gas stop valve 6.
It is tight by gasket seal and connecting bolt between the first end cap 17 and the first tube sheet 8, the second end cap 4 and the second tube sheet 2
Close connection, feed pipe 5 is divided into two-way with the connection outlet of cylinder 13, and the liquid inlet with injection injector 7 is welded to connect all the way, and one
Road is welded to connect with the entrance of cutoff 16.
The first high-temperature gas stop valve 1, the second high-temperature gas stop valve 6, third high temperature gas stop valve 19 enter
Mouth is welded to connect with the vent connection of refrigeration compressor, and supercooled liquid stop valve 12 connects with the inlet connection welding of reducing pressure by regulating flow element
Connect.
The support 11 is located at the bottom of cylinder 13, and one end is welded to connect with the outer wall of cylinder 13, and the other end is fixed on
On the basis of.
The cooling water outlet pipe 15 is connected with the pump entrance of cooling water circulation, cooling water inlet pipe 18 and cooling tower
Water outlet pipe connection.
The first high-temperature gas stop valve 1, the second high-temperature gas stop valve 6, third high temperature gas stop valve 19, supercooling
Liquid stop valve 12 and cutoff 16 are controlled to open and close by liquid-level floater valve.
During assembling, cylinder 13 is welded with the first tube sheet 8, and separation baffles 10 are welded with cylinder 13, the first tube sheet 8 respectively, the
Two tube sheets 2 are welded with cylinder 13, are worn heat exchanger tube 14 in the heat exchange pore of the first tube sheet 8, the second tube sheet 2 and are welded, by the
Two end caps 4 are welded to connect with enfeoffment plate 3, cooling water outlet pipe 15, cooling water inlet pipe 18 respectively, in the corresponding aperture of cylinder 13
Weld each adapter, welding support 11 in position.
During refrigeration system startup optimization, the refrigerant gas of the HTHP of refrigeration compressor discharge are through oil eliminator, the
One high-temperature gas stop valve 1 enters a left side for the first tube sheet 8, the second tube sheet 2, cylinder 13, heat exchanger tube 14 and separation baffles 10 composition
Cooling water in side space, with heat exchanger tube carries out heat exchange, releases heat, and the high temperature high pressure liquid aggregation lower space of condensation is simultaneously
Through hole 9 through the bottom of separation baffles 10 enters lower right side space, when lower right side liquid level is to setting liquid level, the first High Temperature Gas
Body stop valve 1 is closed, and the second high-temperature gas stop valve 6, third high temperature gas stop valve 19, cutoff 16 are opened, part
The refrigerant gas of HTHP enter the bulbs of pressure reduction of injection injector 7 through third high temperature gas stop valve 19, and liquid exists
Into under the high-speed gas injection of injection injector 7, into after injection injector 7 and gas mixing, spurt into the first tube sheet 8,
The rightward space of the second tube sheet 2, cylinder 13 and separation baffles 10 composition, with the height entered by the second high-temperature gas stop valve 6
Wet body directly contact, gas condensation into liquid, under gases at high pressure of the liquid in the rightward space of separation baffles 10 are promoted, through supplying
The cooling water that liquid stop valve 16 enters in the leftward space of separation baffles 10, with heat exchanger tube carries out heat exchange, releases heat supercooling, warp
Supercooled liquid stop valve 12 enters reducing pressure by regulating flow element, and the refrigerant liquid of low-temp low-pressure is provided for evaporator；Dropped through cooling tower
Through cooling water inlet pipe 18, the second tube sheet 2, the upper space of the end cap 4 of demarcation strip 3 and second enter heat exchanger tube to the cooling water of temperature
It is interior, after the heat of absorption refrigeration agent, through the second tube sheet 2, the lower space of the end cap 4 of demarcation strip 3 and second and cooling water water outlet
The outflow heat exchanger of pipe 15, cooling tower is pumped into through water pump.
The above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also should be regarded as protection scope of the present invention.
Claims (4)
1. a kind of pair of horizontal directly contact condensing heat exchanger of water journey, it is characterized in that, including the first high-temperature gas stop valve, the second pipe
Plate, demarcation strip, the second end cap, feed pipe, the second high-temperature gas stop valve, injection injector, the first tube sheet, through hole, separation gear
Plate, supercooled liquid stop valve, cylinder, heat exchanger tube, cooling water outlet pipe, cutoff, the first end cap, cooling water inlet pipe and
Three high-temperature gas stop valves；
The cylinder horizontal positioned, the first tube sheet and the second tube sheet are circle, the first tube sheet and the second tube sheet respectively with cylinder
Both ends of the surface are fixed, and the first end cap and the second end cap are hemispherical, and the circular base of the first end cap and the second end cap is respectively with first
Tube sheet and the second tube sheet are fixed；
The separation baffles are rectangle, and separation baffles bottom is provided with through hole, separation baffles and the first tube sheet, the second tube sheet and cylinder
Internal wall contact position is welded to connect, and separation baffles are located at body centre axis vertical plane, separation baffles both ends of the surface respectively with
First tube sheet and the second tube sheet are fixed；Demarcation strip is semicircle, and demarcation strip base is fixed with the second tube sheet, the semi-circumference of demarcation strip
Side is welded to connect with the second end cap contact position；The left-half that second tube sheet is located at separation baffles is provided with multiple heat exchange pores,
Multiple heat exchange pore inserts one end of heat exchanger tube respectively and is welded to connect；The left-half that first tube sheet is located at separation baffles is inserted
The other end of heat exchanger tube is simultaneously welded to connect；The cooling water outlet pipe is fixed with the second end cap respectively with cooling water inlet pipe；
The cylinder is cylindrical shape, and the upper lateral part that cylinder places heat exchanger tube is offered and the first high-temperature gas stop valve, feed flow
The aperture of the outlet connecting pipe in parallel welding of stop valve, the side bottom position that cylinder places heat exchanger tube is offered and supercooled liquid section
The aperture that only valve connecting tube is welded, another upper lateral part that cylinder places heat exchanger tube is offered and the connecting tube weldering of injection injector entrance
The aperture for connecing, injection injector connection third high temperature gas stop valve, the outlet connection feed pipe of cutoff, feed pipe point
The bottom of the opposite side of injector and cylinder placement heat exchanger tube Lian Jie not sprayed；The opposite side that cylinder places heat exchanger tube is provided with and the
The aperture of two high-temperature gas stop valve connecting tubes welding；
Closely connected by gasket seal and connecting bolt between the first end cap and the first tube sheet, the second end cap and the second tube sheet, supplied
Liquid pipe is divided into two-way with cylinder connection outlet, and the liquid inlet with injection injector is welded to connect all the way, and another road is cut with feed flow
Only the entrance of valve is welded to connect；
The first high-temperature gas stop valve, the second high-temperature gas stop valve, the entrance of third high temperature gas stop valve and refrigeration
The vent connection of compressor is welded to connect, and supercooled liquid stop valve is welded to connect with the inlet connection of reducing pressure by regulating flow element.
2. the according to claim 1 pair of horizontal directly contact condensing heat exchanger of water journey, it is characterised in that first high temperature
Gas stop valve, the second high-temperature gas stop valve, third high temperature gas stop valve, supercooled liquid stop valve and cutoff are by liquid
Position ball-cock assembly control is opened and closed.
3. the according to claim 1 pair of horizontal directly contact condensing heat exchanger of water journey, it is characterised in that the branch is erected at
The bottom of cylinder, support one end is welded to connect with the outer wall of cylinder, on the basis of the support other end is fixed on.
4. the according to claim 1 pair of horizontal directly contact condensing heat exchanger of water journey, it is characterised in that the cooling water goes out
Water pipe is connected with the pump entrance of cooling water circulation, and cooling water inlet pipe is connected with the water outlet pipe of cooling tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611221883.4A CN106766401B (en) | 2016-12-27 | 2016-12-27 | Double-water-path horizontal direct contact condensation heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611221883.4A CN106766401B (en) | 2016-12-27 | 2016-12-27 | Double-water-path horizontal direct contact condensation heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106766401A true CN106766401A (en) | 2017-05-31 |
| CN106766401B CN106766401B (en) | 2022-09-09 |
Family
ID=58926920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611221883.4A Active CN106766401B (en) | 2016-12-27 | 2016-12-27 | Double-water-path horizontal direct contact condensation heat exchanger |
Country Status (1)
| Country | Link |
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| CN (1) | CN106766401B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444129A (en) * | 2018-05-15 | 2018-08-24 | 大连冷冻机股份有限公司 | Red water pre-cooler |
| CN108645080A (en) * | 2018-05-30 | 2018-10-12 | 天津商业大学 | Spherical natural gas waste cold condensing heat exchanger |
| CN112588206A (en) * | 2020-11-27 | 2021-04-02 | 宇部兴产株式会社 | Horizontal multi-process plate type reaction equipment for large-scale DMO reaction |
| CN114517993A (en) * | 2022-02-09 | 2022-05-20 | 青岛海尔空调电子有限公司 | Horizontal shell-and-tube heat exchanger and heat exchange unit |
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| CN206420197U (en) * | 2016-12-27 | 2017-08-18 | 天津商业大学 | Double horizontal direct contact condensing heat exchangers of water journey |
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| US20030167792A1 (en) * | 2002-03-06 | 2003-09-11 | Via Holdings, Llc | Refrigeration system with liquid refrigerant injection to the condenser |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444129A (en) * | 2018-05-15 | 2018-08-24 | 大连冷冻机股份有限公司 | Red water pre-cooler |
| CN108645080A (en) * | 2018-05-30 | 2018-10-12 | 天津商业大学 | Spherical natural gas waste cold condensing heat exchanger |
| CN112588206A (en) * | 2020-11-27 | 2021-04-02 | 宇部兴产株式会社 | Horizontal multi-process plate type reaction equipment for large-scale DMO reaction |
| CN114517993A (en) * | 2022-02-09 | 2022-05-20 | 青岛海尔空调电子有限公司 | Horizontal shell-and-tube heat exchanger and heat exchange unit |
| CN114517993B (en) * | 2022-02-09 | 2024-02-20 | 青岛海尔空调电子有限公司 | Horizontal shell-and-tube heat exchanger and heat exchange unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106766401B (en) | 2022-09-09 |
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