CN2314278Y - Ammonia absorbing air conditioner set - Google Patents
Ammonia absorbing air conditioner set Download PDFInfo
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- CN2314278Y CN2314278Y CN 97247557 CN97247557U CN2314278Y CN 2314278 Y CN2314278 Y CN 2314278Y CN 97247557 CN97247557 CN 97247557 CN 97247557 U CN97247557 U CN 97247557U CN 2314278 Y CN2314278 Y CN 2314278Y
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- generator
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- evaporimeter
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Abstract
The utility model relates to an ammonia absorbing air conditioner set, which is composed of a generator, a fractional condenser, a condensator, etc., wherein, the bottom of the generator is provided with a fuel gas combustion train, an inlet end of a heated tube in the generator is communicated with an outlet of the terminal of an air conditioner by a pipeline and a switching valve, the outlet end of the heated tube is communicated with the inlet of an evaporator by the pipeline, and the outlet end of the evaporator is communicated with an inlet of the terminal of the air conditioner by a water pump. An absorber cooler and the delamination of the condenser are made into a whole, the upper part of the absorber cooler is provided with a draught fan. The utility model has the characteristics of cold supply, simple structure and small size. Besides, the capacity of heat supply of the utility model is more than the capacity of cold supply.
Description
The utility model belongs to a kind of absorption hot and cold water equipment, is particularly useful for ammonia absorption type air-conditioning unit.
In the present existing absorption type cold-hot wetting system, mostly be the lithium bromide absorption cold and hot water unit, but this unit in use needs to consume a large amount of cooling waters, so necessary adapted cold water process equipment, the miniaturization difficulty is bigger, and structure is also complicated.Secondly be about 1.2 because the thermodynamic coefficient of lithium bromide absorption refrigeration is higher, and be the Steam Heating heat supply water that during heat supply, heat exchanger effectiveness is 95%, so heat capacity has only about 0.8 of cooling ability, makes heat capacity less than cooling ability.And existing ammonia absorption refrigeration unit is made up of generator, condenser, subcooler, evaporimeter etc., after ammoniacal liquor in the generator heats through external heat, rectifier unit in generator and segregator are purified and are gaseous ammonia, gaseous ammonia is condensed into liquid ammonia by the outside heat release of condenser, liquid ammonia continues outside heat release through subcooler again, after pressure-reducing valve reduces the pressure of liquid ammonia, enter in the evaporimeter and evaporate, make liquid ammonia absorb the heat of water in the evaporimeter, the water cooling in the evaporimeter after water pump is supplied with required refrigeration place; And the liquid ammonia in the evaporimeter is converted to gaseous ammonia after absorbing heat, reach the weak aqua ammonia absorption, the cooling that in absorber, are further communicated through the subcooler heating and make it to become concentrated ammonia liquor with generator, enter in the generator through the aqua ammonia pump supercharging, so just finished ammonia absorption refrigeration circulation.But in the ammonia absorption refrigerator group, do not have the device of outside heat supply, can not be used for heating, so existing ammonia absorption equipment can only cooling and can not heat supply.And the ammoniacal liquor in the generator mainly relies on modes such as steam, electricity to heat, and this makes the energy of heating ammoniacal liquor be secondary energy sources, and utilization rate descends, and is uneconomical.Secondly generator, subcooler and solution heat exchanger all adopt the heat exchange structure of shell-and-tube, and it is bigger to make it structure more complicated and volume, and it is also relatively more difficult to make processing.Moreover the condenser of the refrigeration unit of this structure and absorber all be provided with separately and all adopt water cooling, makes it also to have increased corresponding water treatment facilities, not only increased the appearance and size of whole unit, and make the set structure complexity.
The purpose of this utility model provide a kind of can cooling, again can heat supply, simple in structure, profile is less, and heat capacity is greater than the ammonia absorption type air-conditioning unit of cooling ability.
For the technical scheme that realizes the utility model purpose is: a kind of ammonia absorption type air-conditioning unit, has the closed circuit that generator, segregator, condenser, subcooler, pressure-reducing valve, evaporimeter, absorber, water pump, aqua ammonia pump, solution heat exchanger and pipeline are formed, the generator bottom is provided with gas combustion apparatus, the entrance point of the heat pipe in the generator is communicated with the outlet of air-conditioning terminal by pipeline and transfer valve, the port of export of heat pipe is communicated with the entrance point of evaporimeter by pipeline, and the port of export of evaporimeter is communicated with by the import of water pump with the air-conditioning terminal; Also have absorber cooler, and absorber cooler and condenser layering make one, top is provided with air-introduced machine.
In order to simplify the structure of air-conditioning unit, the interior pipe of subcooler passes outer tube, and an end of interior pipe is communicated with generator by condenser and segregator, and the other end of interior pipe is communicated with an end of absorber by the outer tube of subcooler by the evaporation coil in pressure-reducing valve and the evaporimeter again.
In order further to simplify the structure of air-conditioning unit, the interior pipe that can also be solution heat exchanger passes outer tube, and the ammoniacal liquor in an end of interior pipe and the generator is communicated with, the other end of interior pipe is communicated with spray head in the absorber by pressure-reducing valve, the other end of absorber directly is communicated with an import of the outer tube of solution heat exchanger by absorber cooler and aqua ammonia pump one tunnel, another road then is communicated with by segregator another import with the outer tube of solution heat exchanger, and is communicated with generator by the outlet of outer tube.
In process of refrigerastion,, on heat pipe and pipeline that evaporimeter communicates, be provided with check-valves for the water outlet that prevents the air-conditioning terminal is backed in the heat pipe.
In order to extract cooling water equably, fully make the gaseous ammonia in water and the evaporation coil carry out heat exchange, and improve refrigerating efficiency, evaporimeter top is provided with spray head and communicates with pipeline.
In order further to improve the radiating effect of absorber cooler and condenser, absorber cooler and condenser are the coil pipe with outer fin.
In order fully to absorb the heat of combustion gas, the outside of generator is welded with heat absorbing sheet.
The advantage of the utility model after adopting technique scheme is:
(1) owing to be provided with gas combustion apparatus in generator bottom, be that power heats ammoniacal liquor like this with the combustion gas, thermal source is a primary energy, can not produce the thermal losses of intermediate link, and combustion gas is wide in variety, moderate, so both economical material benefit.(2) heat pipe in the generator is immersed in the ammoniacal liquor, also just be heated at the heated while heat pipe of ammoniacal liquor, when transfer valve is communicated with heat pipe with evaporimeter, kind of refrigeration cycle is not worked, and the water of air-conditioning terminal outlet is through the bottom of transfer valve and pipeline person who lives in exile heat pipe, after being heated, the hot water on heat pipe top is in the piping inflow evaporator, obtain the hot water that required heat supply is used, squeeze into the import of air-conditioning terminal again through the water pump supercharging, just formed the closed circuit of hot water.When transfer valve makes heat pipe not be communicated with evaporimeter, ammoniacal liquor in the generator absorbs heat and is gaseous ammonia after rectifying column and segregator are purified, form liquid ammonia through the condenser cooling, continuation is through the gaseous ammonia heat release of subcooler after evaporating, after reducing pressure, absorb in the evaporation coil in evaporimeter again from the heat of the water of air-conditioning terminal outlet, the temperature of water is reduced greatly, and obtain required cooling water, after the water pump supercharging, squeeze into the import of air-conditioning terminal again, the outlet of air-conditioning terminal is ceaselessly led to water in the evaporimeter through transfer valve and pipeline, thereby has just formed the closed circuit of cold water.The hot water that makes cold water that the air-conditioning cooling is used and heat supply use like this is same water circulation, makes this ammonia absorption type air-conditioning unit can cooling, again can heat supply.Because ammoniacal liquor and heat pipe are placed in the generator and are heated, the structure of heat exchange is comparatively simple, has simplified generator architecture greatly, also dwindles the appearance and size of generator.(3) one is made in absorber cooler and the condenser layering in the air-conditioning unit, the effective like this appearance and size that reduces the air-conditioning unit, and be provided with air-introduced machine and adopt the air cooling at absorber cooler and condenser top, more effective appearance and size of dwindling unit, and it is also simple to make it structure.(4) because the heat exchanger effectiveness of heat pipe is higher more than 95%, have only about 60% and the thermodynamic coefficient of ammonia absorption refrigeration circulation is low, make it heat capacity and exceed 60% than cooling ability is about, so this air-conditioning unit not only is applicable to middle-size and small-size public place and residential block intensification air-conditioning, also is specially adapted to because of the area of climate change requirement heat capacity greater than cooling ability.
The embodiment that provides below in conjunction with accompanying drawing is further described the utility model.
Fig. 1 is a kind of structural representation of ammonia absorption type air conditioner of the present utility model.
As shown in Figure 1, ammonia absorption type air-conditioning unit of the present utility model, has the closed circuit that generator (1), segregator (2), condenser (6), subcooler (8), pressure-reducing valve (9) (11), evaporimeter (10), absorber (12), water pump (13), aqua ammonia pump (4), solution heat exchanger (3) and pipeline are formed, the bottom of generator (1) is provided with gas combustion apparatus (1-1), directly add the interior ammoniacal liquor of heater (1) with combustion gas, combustion gas can be adopted combustion gas such as liquefied petroleum gas and coal gas.Generator (1) top is provided with rectifying column (1-4), adopts form of bio-carrier.There are heat pipe (1-3) and heat pipe (1-3) to be coil pipe or U type pipe etc. in the generator (1), the entrance point of heat pipe (1-3) is communicated with the outlet of air-conditioning terminal (16) by pipeline (15) and transfer valve (14), the port of export of heat pipe (1-3) is communicated with the entrance point of evaporimeter (10) by pipeline (17), the outlet of evaporimeter (10) is communicated with the import of air-conditioning terminal (16) by water pump (13), thereby form the closed circuit of a hot water, this makes that the adjusting water of air-conditioning cooling and heat supply is same water circulation, therefore this kind ammonia absorb the air-conditioning unit can cooling, again can heat supply.This ammonia absorption type air-conditioning unit also has absorber cooler (7), and absorber cooler (7) and condenser (6) layering make one, and top is provided with the air-introduced machine (5) of air cooling usefulness.
As shown in Figure 1, the interior pipe (8-1) of subcooler (8) passes outer tube (8-2), and an end of interior pipe (8-1) is communicated with generator (1) by condenser (6) and segregator (2), and the other end of interior pipe (8-1) is communicated with an end of absorber (12) by the outer tube (8-2) of subcooler (8) by the evaporation coil (10-2) of (10) in pressure-reducing valve (9) and the evaporimeter again.
As shown in Figure 1, the interior pipe (3-2) of solution heat exchanger (3) passes outer tube (3-1), and the ammoniacal liquor in an end of interior pipe (3-2) and the generator (1) is communicated with, in the other end of pipe (3-2) is communicated with by the spray head (12-1) in pressure-reducing valve (11) and the absorber (12), the other end of absorber (12) pass through after absorber cooler (7) and aqua ammonia pump (4) supercharging one tunnel direct and solution heat exchanger (3) an import--low-temperature end is communicated with; Another road then by segregator (2) and solution heat exchanger (3) another import--temperature end is communicated with, and the outlet of passing through outer tube (3-1) is communicated with generator (1).
The water outlet of air-conditioning terminal is backed in the heat pipe (1-3) when preventing to freeze, can be as shown in Figure 1, check-valves (18) also is housed on the pipeline (17).
For improving heat exchanger effectiveness, evaporimeter (10) top is provided with spray head (10-1) and communicates with pipeline (17) as shown in Figure 1.
In order further to strengthen the area of dissipation of absorber cooler (7) and condenser (6), absorber cooler (7) and condenser (6) so both can improve radiating effect for having the coil pipe of place's fin, can reduce the volume of unit again effectively.
In order fully to absorb the heat of combustion gas, be welded with heat absorbing sheet (1-2) on the neighboring of generator (1).
When ammonia absorption type air-conditioning unit is as shown in Figure 1 worked, the combustion gas of the bottom of generator (1) constantly adds the ammoniacal liquor in the heater (1), when transfer valve (14) is communicated with the outlet of air-conditioning terminal (16) when freezing by pipeline (17) with spray head (10-1) in the evaporimeter (10), the rectifying column (1-4) of evaporation in generator (1) behind the ammoniacal liquor absorption heat, segregator (2) is purified and is gaseous ammonia, it is liquid ammonia through the air cooling condensation that gaseous ammonia enters condenser (6), pass through the gaseous ammonia heat release of interior pipe (8-1) after evaporation of subcooler (8) again, after pressure-reducing valve (9) step-down, enter absorb the outlet of air-conditioning terminal in the evaporation coil (10-2) in the evaporimeter (10) enter the heat of shower water in the evaporimeter (10) through transfer valve (14), be evaporated to gaseous ammonia, shower water by with evaporation coil (10-2) heat-shift after, become the cold water of cooling usefulness, deliver in the air-conditioning terminal through water pump (13) and can carry out air conditioning.Simultaneously, the heat of gaseous ammonia middle liquid ammonia of pipe (8-1) in the outer tube (8-2) of subcooler (8) absorbs, enter in the absorber (12) and absorbed by weak aqua ammonia, enter again that absorber cooler (7) is interior further to be absorbed and emit heat, form concentrated ammonia liquor, concentrated ammonia liquor one the tunnel enters in the generator (1) after entering the heat of weak aqua ammonia in the interior pipe (3-2) of outer tube (3-1) absorbent solution heat exchanger (3) of solution heat exchanger (3) after aqua ammonia pump (4) supercharging; Another road enters in the generator (1) by outer tube (3-1) the continuation absorption heat that segregator (2) absorption heat enters solution heat exchanger (3), carries out ammonia absorption refrigeration periodic duty.
When heating, the import that transfer valve (14) is connected heat pipe (1-3), at this moment aqua ammonia pump (4) shuts down, and ammonia absorption refrigeration circulation also quits work.The water of the outlet of air-conditioning terminal (16) is through after being heated in the heat pipe (1-3) in transfer valve (14) and pipeline (15) the person who lives in exile's generator (1), in pipeline (17) enters the spray head (10-1) of evaporimeter (10), after water pump (14) supercharging, squeeze in the air-conditioning terminal (16) and carry out air conditioning again.
Claims (7)
1, a kind of ammonia absorption type air-conditioning unit, have the closed circuit that generator (1), segregator (2), condenser (6), subcooler (8), pressure-reducing valve (9) (11), evaporimeter (10), absorber (12), water pump (13), aqua ammonia pump (4), solution heat exchanger (3) and pipeline are formed, it is characterized in that:
The bottom of a, generator (1) is provided with gas combustion apparatus (1-1), the entrance point of the heat pipe (1-3) in the generator (1) is communicated with the outlet of air-conditioning terminal (16) by pipeline (15) and transfer valve (14), the port of export of heat pipe (1-3) is communicated with the entrance point of evaporimeter (16) by pipeline (17), and the port of export of evaporimeter (10) is communicated with the import of air-conditioning terminal (16) by water pump (13);
B, also have an absorber cooler (7), and absorber cooler (7) makes one with condenser (6) layering, top is provided with air-introduced machine (5).
2, air-conditioning unit according to claim 1 is characterized in that: the interior pipe (8-1) of subcooler (8) passes outer tube (8-2), and an end of interior pipe (8-1) is communicated with generator (1) by condenser (6) and segregator (2); The other end of interior pipe (8-1) is communicated with an end of absorber (12) by the outer tube (8-2) of subcooler (8) by the evaporation coil (10-2) in pressure-reducing valve (9) and the evaporimeter (10) again.
3, air-conditioning unit according to claim 1, it is characterized in that: the interior pipe (3-2) of solution heat exchanger (3) passes outer tube (3-1), and the ammoniacal liquor in an end of interior pipe (3-2) and the generator (1) is communicated with, the other end of interior pipe (3-2) is communicated with by the spray head (12-1) in pressure-reducing valve (11) and the absorber (12), the other end of absorber (12) directly is communicated with an import of the outer tube (3-1) of solution heat exchanger (3) by absorber cooler (7) and aqua ammonia pump (4) a tunnel, another road then is communicated with another import of the outer tube (3-1) of solution heat exchanger (3) by segregator (2), and is communicated with generator (1) by outer tube (3-1) outlet.
4, air-conditioning unit according to claim 1 is characterized in that: check-valves (18) also is housed on the pipeline (17).
5, air-conditioning unit according to claim 1 is characterized in that: evaporimeter (10) top is provided with spray head (10-1) and communicates with pipeline (17).
6, according to claim 1,2,3 described air-conditioning units, it is characterized in that: absorber cooler (7) and condenser (6) are for having the coil pipe of place's fin.
7, according to claim 1,2,3 described air-conditioning units, it is characterized in that: be welded with heat absorbing sheet (1-2) on the neighboring of generator (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97247557 CN2314278Y (en) | 1997-10-21 | 1997-10-21 | Ammonia absorbing air conditioner set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97247557 CN2314278Y (en) | 1997-10-21 | 1997-10-21 | Ammonia absorbing air conditioner set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2314278Y true CN2314278Y (en) | 1999-04-14 |
Family
ID=33954997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97247557 Expired - Fee Related CN2314278Y (en) | 1997-10-21 | 1997-10-21 | Ammonia absorbing air conditioner set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2314278Y (en) |
-
1997
- 1997-10-21 CN CN 97247557 patent/CN2314278Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |