CN204225945U - A kind of double-work medium cycle generating system with refrigerating function - Google Patents
A kind of double-work medium cycle generating system with refrigerating function Download PDFInfo
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- CN204225945U CN204225945U CN201420615115.7U CN201420615115U CN204225945U CN 204225945 U CN204225945 U CN 204225945U CN 201420615115 U CN201420615115 U CN 201420615115U CN 204225945 U CN204225945 U CN 204225945U
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- medium
- absorption refrigerator
- condenser
- decompressor
- heat
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- 238000010521 absorption reaction Methods 0.000 claims abstract description 76
- 239000002826 coolant Substances 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 239000003507 refrigerant Substances 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 230000005611 electricity Effects 0.000 claims abstract description 7
- 238000004781 supercooling Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 16
- 239000011552 falling film Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 24
- 229910002092 carbon dioxide Inorganic materials 0.000 description 12
- 239000001569 carbon dioxide Substances 0.000 description 12
- 238000010248 power generation Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000006200 vaporizer Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model provides a kind of double-work medium cycle generating system with refrigerating function, comprising: steam generator, decompressor, generator, condenser, working medium pump and absorption refrigerator; Steam generator, for being heated working medium by used heat, being become high pressure steam by working medium and entering decompressor; Decompressor, for working under the driving of high pressure steam; Generator, is coaxially connected with decompressor, generates electricity under the driving of decompressor; Condenser, for being cooled to liquid refrigerant by cooling medium by the low pressure steam working medium of discharging from decompressor; Working medium pump, for being delivered to steam generator by the liquid refrigerant of discharging from condenser; Used heat is also for the driving heat source as absorption refrigerator; The medium of absorption refrigerator cooling is as the cooling medium in condenser.The medium utilizing absorption refrigerator to cool, as the cooling medium of condenser, not by the impact of ambient temperature, improves generating efficiency.And the range of choice of working medium can be expanded.
Description
Technical field
The utility model relates to waste heat cyclic utilization technical field, particularly a kind of double-work medium cycle generating system with refrigerating function.
Background technique
At present, the double-work medium cycle generating system being carried out utilizing by the used heat in factory is more common, such as, utilizes the used heat, underground heat etc. of the used heat of fume emission, hot water emission, lower boiling working medium is evaporated, to drive decompressor and electrical power generators.
See Fig. 1, this figure is double-work medium cycle generating system schematic diagram of the prior art.
The meaning of the label representative in Fig. 1 is as follows:
1, steam generator; 2, decompressor; 3, generator; 4, oil separator; 5, condenser; 6, working medium pump.
Used heat w1 enters steam generator 1, and steam generator 1 is heated working medium by used heat w1.The steam of High Temperature High Pressure is become by the working medium after heating.The steam of High Temperature High Pressure arrives decompressor 2, is worked by pressure differential decompressor 2, drives simultaneously and generates electricity with the coaxial generator 3 be connected of decompressor 2.
Enter oil separator 4 from the working medium of decompressor 2 low pressure steam out, the working medium of low pressure steam and oil are separated by oil separator 4.
The oil separated turns back to decompressor 2 after the heating of heating equipment (not shown), and the lubricant oil as decompressor 2 uses.
On the other hand, the working medium of low pressure steam that oil separator 4 is separated flows into condenser 5.Working medium cooled medium w2 cooling in condenser 5 of low pressure steam becomes liquid refrigerant.Be sent to steam generator 1 from condenser 5 liquid refrigerant out by working medium pump 6, a so far circulation terminates.
In prior art, the cooling medium of condenser 5 uses cooling-tower circulating water mostly, and cooling-tower circulating water is larger by the impact of seasonal variations.If cooling medium adopts air, i.e. air-cooling type, the impact too by season is larger.Particularly in the summer that ambient temperature is higher, cooling effectiveness will decline to a great extent, and the generated energy of such whole system also obviously reduces.And along with the change of working medium saturation temperature, greatly, therefore according to the temperature variation of condenser cooling medium, easily there is cavitation in working medium pump in pressure change.
Therefore, those skilled in the art need to provide a kind of double-work medium cycle generating system with refrigerating function, the temperature when cooling working medium not by environment season can affect, improve generating efficiency.
Model utility content
The technical problems to be solved in the utility model is to provide a kind of double-work medium cycle generating system with refrigerating function, the temperature when cooling working medium not by environment season can affect, improves generating efficiency.
The utility model embodiment provides a kind of double-work medium cycle generating system with refrigerating function, comprising: steam generator, decompressor, generator, condenser, working medium pump and absorption refrigerator;
Described steam generator, for being heated working medium by used heat, being become high pressure steam by described working medium and entering described decompressor;
Described decompressor, for working under the driving of described high pressure steam;
Described generator, is coaxially connected with described decompressor, generates electricity under the driving of described decompressor;
Described condenser, for being cooled to liquid refrigerant by cooling medium by the low pressure steam working medium of discharging from described decompressor;
Described working medium pump, for being delivered to described steam generator by the liquid refrigerant of discharging from described condenser;
Described used heat is also for the driving heat source as described absorption refrigerator; The medium of described absorption refrigerator cooling is as the cooling medium in described condenser.
Preferably, described steam generator is falling film type steam generator, and the heat-transfer pipe inside in described falling film type steam generator passes into described used heat, and described heat-transfer pipe outside sprays the described liquid refrigerant of coming from described condenser.
Preferably, the cooling medium cooled down by described absorption refrigerator flows in described condenser after supercooling section;
It is inner that described supercooling section is arranged at described condenser, or described supercooling section is arranged independent of described condenser.
Preferably, the cooling medium cooled down by described absorption refrigerator flows in described condenser after supercooling section;
It is inner that described supercooling section is arranged at described condenser, or described supercooling section is arranged independent of described condenser.
Preferably, the preheater be arranged between described working medium pump and described steam generator on pipeline is also comprised;
Be provided with heat eliminating medium loop between described preheater and described absorption refrigerator, described preheater and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop.
Preferably, the preheater be arranged between described working medium pump and described steam generator on pipeline is also comprised;
Be provided with heat eliminating medium loop between described preheater and described absorption refrigerator, described preheater and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop.
Preferably, the preheater be arranged between described working medium pump and described steam generator on pipeline is also comprised;
Be provided with heat eliminating medium loop between described preheater and described absorption refrigerator, described preheater and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop.
Preferably, described heat eliminating medium loop arranges side loop; Described heat eliminating medium loop is provided with first group of valve, described side loop is arranged second group of valve;
Described first group of valve open, when described second group of valve turns off, described preheater and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop and described preheater;
Or described first group of valve turns off, and during described second group of valve open, described absorption refrigerator carries out heat exchange by described side loop and heating load;
Or described first group of valve open, when described second group of valve is also opened, described absorption refrigerator carries out heat exchange with described preheater and described heating load carries out heat exchange simultaneously.
Preferably, also oil separator is comprised;
Described decompressor is oil-flooded screw decompressor;
Described oil separator, for separating oil in the low pressure steam working medium of described oil-flooded screw decompressor discharge;
Described heat eliminating medium loop is heated the oil that described oil separator is separated, and described decompressor got back to by the oil after heating.
Preferably, described used heat is the used heat reclaimed from air compressor.
Preferably, described used heat also for the driving heat source as described absorption refrigerator, is specially:
Described used heat is out connected from described steam generator later and is entered the regenerator of described absorption refrigerator;
Or,
Described used heat enters in the regenerator of described steam generator and described absorption refrigerator with parallel form.
Preferably, the medium of described absorption refrigerator cooling, as the cooling medium in described condenser, is specially:
The medium transport of the evaporator cools in described absorption refrigerator gives described condenser as the cooling medium in condenser.
Preferably, the adsorber-condenser in described preheater and described absorption refrigerator carries out heat exchange.
Compared with prior art, the utility model has the following advantages:
The double-work medium cycle generating system that the utility model provides, the cooling medium in condenser, from the cooled medium of absorption refrigerator, is different from circulating water in employing cooling tower of the prior art like this as cooling medium.Cooling medium in the power generation system that the present embodiment provides is not by the change of ambient temperature.Utilize the used heat of about 90 DEG C in prior art, the circulating water in cooling tower is about about 7% as generating efficiency during condenser cooling medium.But utilize the power generation system that the present embodiment provides, generating efficiency when condenser coolant temperature being reduced to 20 DEG C can bring up to about about 10%.Represent in the ratio of improved efficiency, generating efficiency is equivalent to improve about 43%.In addition, because the temperature of the cooling medium w2 of condenser in the utility model and ambient temperature have nothing to do, arbitrary temp can be dropped to, therefore the working medium medium that critical temperature can be used lower.Such as, during working medium use carbon dioxide (CO2), the critical temperature of carbon dioxide is about 31 DEG C.But when using the cooling medium w2 of cooling-tower circulating water as condenser in prior art, condensing temperature can not be made to drop to less than 31 DEG C, carbon dioxide therefore can not be used in prior art as working medium, but the utility model can use carbon dioxide as working medium.
To sum up, the power generation system that the present embodiment provides, the medium utilizing absorption refrigerator to cool, as the cooling medium of condenser, not by the impact of ambient temperature, improves generating efficiency.And the range of choice of working medium can be expanded, such as, carbon dioxide can be used as working medium.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is double-work medium cycle generating system schematic diagram of the prior art.
Fig. 2 is the double-work medium cycle generating system schematic diagram that the utility model provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in detail embodiment of the present utility model below in conjunction with accompanying drawing.
Embodiment one:
See Fig. 2, this figure is the double-work medium cycle generating system schematic diagram with refrigerating function that the utility model provides.
The implication of the reference character in Fig. 2 is as follows:
1, steam generator; 2, decompressor; 3, generator; 4, oil separator; 5, condenser; 6, working medium pump; 7, oil pump; 8, absorption refrigerator; 9, preheater; 10, oil separator; 11, heating load; W1, used heat; W2, cooling medium; W3, heat eliminating medium; G, regenerator; E, vaporizer; A/C, adsorber and condenser; V1, V2, V3 and V4: valve.
The double-work medium cycle generating system of what the present embodiment provided have refrigerating function, comprising: steam generator 1, decompressor 2, generator 3, condenser 5, working medium pump 6 and absorption refrigerator 8;
Described steam generator 1, for being heated working medium by used heat, being become high pressure steam and entering described decompressor 2 by described working medium;
Used heat w1 enters in the coiled pipe in steam generator 1, the working medium sprayed in spray equipment 1a in heating steam generator.
Become high pressure steam by the working medium heated, arrive decompressor 2, by pressure differential decompressor 2.
Described decompressor 2, for working under the driving of described high pressure steam;
Described generator 3, is coaxially connected with described decompressor 2, generates electricity under the driving of described decompressor 2;
Described condenser 5, for being cooled to liquid refrigerant by cooling medium by the low pressure steam working medium of discharging from described decompressor 2;
Described working medium pump 6, for being delivered in the spray equipment 1a in described steam generator 1 by the liquid refrigerant of discharging from described condenser 5;
Described used heat is also for the driving heat source as described absorption refrigerator 8; The medium of described absorption refrigerator cooling is as the cooling medium in described condenser 5.
It should be noted that, described absorption refrigerator can be called absorption heat pump again.
The double-work medium cycle generating system that the present embodiment provides, the cooling medium in condenser, from the cooled medium of absorption refrigerator, is different from circulating water in employing cooling tower of the prior art like this as cooling medium.Cooling medium in the power generation system that the present embodiment provides is not by the change of ambient temperature.Utilize the used heat of about 90 DEG C in prior art, the circulating water in cooling tower is about about 7% as generating efficiency during condenser cooling medium.But utilize the power generation system that the present embodiment provides, generating efficiency when condenser coolant temperature being reduced to 20 DEG C can bring up to about about 10%.Represent in the ratio of improved efficiency, generating efficiency is equivalent to improve about 43%.In addition, because the temperature of the cooling medium w2 of condenser in the utility model 5 and ambient temperature have nothing to do, arbitrary temp can be dropped to, therefore the working medium medium that critical temperature can be used lower.Such as, during working medium use carbon dioxide (CO2), the critical temperature of carbon dioxide is about 31 DEG C.But when using the cooling medium w2 of cooling-tower circulating water as condenser 5 in prior art, condensing temperature can not be made to drop to less than 31 DEG C, therefore carbon dioxide can not be used in prior art as working medium, but the utility model can use carbon dioxide as working medium.
To sum up, the power generation system that the present embodiment provides, the medium utilizing absorption refrigerator to cool, as the cooling medium of condenser, not by the impact of ambient temperature, improves generating efficiency.And the range of choice of working medium can be expanded, such as, carbon dioxide can be used as working medium.
Embodiment two:
Continue see Fig. 2.
Described steam generator 1 is falling film type steam generator, and the heat-transfer pipe inside in described falling film type steam generator passes into described used heat, and described heat-transfer pipe outside sprays the described liquid refrigerant of coming from described condenser 5.
Utilize used heat that described liquid working substance is transformed to high pressure steam.
According to the steam generator 1 that the present embodiment provides, the charging quantity being filled in working medium in steam generator 1 can be reduced, the evaporating temperature of working medium can be limited simultaneously, make evaporating temperature not and uprise along with working medium liquid level and rise, and then can heat exchange efficiency be improved.
In addition, the cooling medium cooled down by described absorption refrigerator 8 flows in described condenser after supercooling section 5a;
It is inner that described supercooling section 5a is arranged at described condenser, or described supercooling section 5a is arranged independent of described condenser.
By the supercooling section 5a arranged, the working medium liquid supercooling can got off being cooled in condenser, can prevent working medium pump generation cavitation thus.
In addition, the power generation system that the present embodiment provides also comprises: be arranged on the preheater 9 on pipeline between described working medium pump 6 and described steam generator 1;
Be provided with heat eliminating medium loop between described preheater 9 and described absorption refrigerator 8, described preheater 9 carries out heat exchange with described absorption refrigerator 8 by described heat eliminating medium loop.
As shown in Figure 2, heat eliminating medium w3 represents.
Preheater 9 is set in the present embodiment, the heat of absorption refrigerator 8 radiating segment can be made full use of, the temperature of the liquid refrigerant being supplied to steam generator 1 can be improved by preheater 9, improve the efficiency of whole power generation system thus.
It should be noted that, the heat of absorption refrigerator 8 radiating segment mainly from the adsorber in absorption refrigerator 8 and condenser A/C, as shown in Figure 2.The heat dissipating capacity of adsorber and condenser A/C is about about 1.7 times from used heat w1 recovery heat, in order to make full use of this part heat dissipating capacity, can be heated for the working medium in preheater 9 by heat eliminating medium w3, also can be heated to the oil in oil heater by heat eliminating medium w3.
In addition, oil separator 10 is also comprised;
Described decompressor 2 is oil-flooded screw decompressor;
Described oil separator 10, separates for oil in the low pressure steam working medium of being discharged by described oil-flooded screw decompressor 2;
Described heat eliminating medium loop is heated the oil that described oil separator 10 is separated, and described decompressor 2 got back to by the oil after heating.
The heat of absorption refrigerator 8 radiating segment can be made full use of like this, specially heater need not be set for oil separator 10.Such as again electric heater need not be set separately, also need for electric heater arranges power supply.
Be understandable that, the heat dissipating capacity of adsorber and condenser A/C can heat for any one in preheater 9 and oil heater 10, also can heat for both simultaneously.
In addition, the heat of absorption refrigerator 8 radiating segment, except being supplied to preheater 9, can also provide heat to other heating loads 11.
As shown in Figure 2, described heat eliminating medium loop arranges side loop; Described heat eliminating medium loop is provided with first group of valve V1 and V2, described side loop is arranged second group of valve V3 and V4;
Be understandable that, described V1 and V2 and V3 and V4 valve in the path gone, a valve on the path of returning because be a loop.
Described first group of valve V1 and V2 opens (referring to), and when described second group of valve V3 and V4 turns off, described preheater 9 carries out heat exchange with described absorption refrigerator 8 by described heat eliminating medium loop and described preheater;
Or described first group of valve V1 and V2 turns off, when described second group of valve V3 and V4 opens, described absorption refrigerator 8 carries out heat exchange by described side loop and heating load 11;
Or described first group of valve V1 and V2 opens, when described second group of valve V3 and V4 also opens, described absorption refrigerator 8 carries out heat exchange with described preheater 9 simultaneously and described heating load 11 carries out heat exchange.
In addition, after with the addition of side loop, the heat of absorption refrigerator 8 radiating segment simultaneously or can be respectively preheater 9, oil heater 10 and heating load 11 and carry out heat supply.
As shown in Figure 2, described used heat w1 also for the driving heat source as described absorption refrigerator 8, is specially:
Described used heat w1 out connects from described steam generator 1 later and enters the regenerator G of described absorption refrigerator 8;
Or,
Described used heat w1 enters in the regenerator G of described steam generator 1 and described absorption refrigerator 8 with parallel form.
Be understandable that, when the amount of used heat w1 is many, parallel connection can be selected to enter described steam generator 1 and described absorption refrigerator 8; When used heat w1 measures few, series connection can be selected to enter, be namely introduced into described steam generator 1, out enter afterwards the regenerator G of described absorption refrigerator 8 from described steam generator 1.
It should be noted that, described used heat w1 is the used heat reclaimed from air compressor.
The power about 95% inputted to air compressor is heat energy, this part heat energy is discharged under normal circumstances and slatterns in an atmosphere, and the used heat that the power generation system using the above embodiment of the utility model to provide can effectively utilize air compressor discharge generates electricity, and generating efficiency is higher than utilizing the generating efficiency of cooling tower in prior art.
As shown in Figure 2, the medium that described absorption refrigerator 8 cools, as the cooling medium in described condenser 5, is specially:
The medium transport that vaporizer E in described absorption refrigerator 8 cools gives described condenser 5 as the cooling medium in condenser.
Described preheater 9 carries out heat exchange with the adsorber in described absorption refrigerator 8 and condenser A/C.
As shown in Figure 2, the power generation system that the present embodiment provides also comprises oil pump 7, and oil pump 7 is transported in oil heater 10 for the oil separated by oil separator 4.
The power generation system that above embodiment provides, not only effectively make use of used heat to generate electricity, and utilize used heat as the driving source of absorption refrigerator 8, like this absorption refrigerator and power generation system are carried out organic integration, not only more effectively can utilize used heat fully, and improve generating efficiency, the effective recycling for resource is significant.
The above is only preferred embodiment of the present utility model, not does any pro forma restriction to the utility model.Although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model.Any those of ordinary skill in the art, do not departing under technical solutions of the utility model ambit, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solutions of the utility model protection.
Claims (13)
1. there is a double-work medium cycle generating system for refrigerating function, it is characterized in that, comprising: steam generator, decompressor, generator, condenser, working medium pump and absorption refrigerator;
Described steam generator, for being heated working medium by used heat, being become high pressure steam by described working medium and entering described decompressor;
Described decompressor, for working under the driving of described high pressure steam;
Described generator, is coaxially connected with described decompressor, generates electricity under the driving of described decompressor;
Described condenser, for being cooled to liquid refrigerant by cooling medium by the low pressure steam working medium of discharging from described decompressor;
Described working medium pump, for being delivered to described steam generator by the liquid refrigerant of discharging from described condenser;
Described used heat is also for the driving heat source as described absorption refrigerator; The medium of described absorption refrigerator cooling is as the cooling medium in described condenser.
2. the double-work medium cycle generating system with refrigerating function according to claim 1, it is characterized in that, described steam generator is falling film type steam generator, heat-transfer pipe inside in described falling film type steam generator passes into described used heat, and described heat-transfer pipe outside sprays the described liquid refrigerant of coming from described condenser.
3. the double-work medium cycle generating system with refrigerating function according to claim 1, is characterized in that, the cooling medium cooled down by described absorption refrigerator flows in described condenser after supercooling section;
It is inner that described supercooling section is arranged at described condenser, or described supercooling section is arranged independent of described condenser.
4. the double-work medium cycle generating system with refrigerating function according to claim 2, is characterized in that, the cooling medium cooled down by described absorption refrigerator flows in described condenser after supercooling section;
It is inner that described supercooling section is arranged at described condenser, or described supercooling section is arranged independent of described condenser.
5. the double-work medium cycle generating system with refrigerating function according to claim 1, is characterized in that, also comprise the preheater be arranged between described working medium pump and described steam generator on pipeline;
Be provided with heat eliminating medium loop between described preheater and described absorption refrigerator, described preheater and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop.
6. the double-work medium cycle generating system with refrigerating function according to claim 2, is characterized in that, also comprise the preheater be arranged between described working medium pump and described steam generator on pipeline;
Be provided with heat eliminating medium loop between described preheater and described absorption refrigerator, described preheater and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop.
7. the double-work medium cycle generating system with refrigerating function according to claim 3, is characterized in that, also comprise the preheater be arranged between described working medium pump and described steam generator on pipeline;
Be provided with heat eliminating medium loop between described preheater and described absorption refrigerator, described preheater and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop.
8. the double-work medium cycle generating system with refrigerating function according to claim 5, is characterized in that, described heat eliminating medium loop arranges side loop; Described heat eliminating medium loop is provided with first group of valve, described side loop is arranged second group of valve;
Described first group of valve open, when described second group of valve turns off, described preheater and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop and described preheater;
Or described first group of valve turns off, and during described second group of valve open, described absorption refrigerator carries out heat exchange by described side loop and heating load;
Or described first group of valve open, when described second group of valve is also opened, described absorption refrigerator carries out heat exchange with described preheater and described heating load carries out heat exchange simultaneously.
9. the double-work medium cycle generating system with refrigerating function according to any one of claim 5-8, is characterized in that, also comprise oil separator;
Described decompressor is oil-flooded screw decompressor;
Described oil separator, for separating oil in the low pressure steam working medium of described oil-flooded screw decompressor discharge;
Described heat eliminating medium loop is heated the oil that described oil separator is separated, and described decompressor got back to by the oil after heating.
10. the double-work medium cycle generating system with refrigerating function according to claim 1, is characterized in that, described used heat is the used heat reclaimed from air compressor.
11. double-work medium cycle generating systems with refrigerating function according to claim 1 or 7, it is characterized in that, described used heat also for the driving heat source as described absorption refrigerator, is specially:
Described used heat is out connected from described steam generator later and is entered the regenerator of described absorption refrigerator;
Or,
Described used heat enters in the regenerator of described steam generator and described absorption refrigerator with parallel form.
The 12. double-work medium cycle generating systems with refrigerating function according to claim 1, is characterized in that, the medium of described absorption refrigerator cooling, as the cooling medium in described condenser, is specially:
The medium transport of the evaporator cools in described absorption refrigerator gives described condenser as the cooling medium in condenser.
13. double-work medium cycle generating systems with refrigerating function according to any one of claim 5-7, is characterized in that, the adsorber-condenser in described preheater and described absorption refrigerator carries out heat exchange.
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| CN201420615115.7U CN204225945U (en) | 2014-10-22 | 2014-10-22 | A kind of double-work medium cycle generating system with refrigerating function |
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| CN201420615115.7U CN204225945U (en) | 2014-10-22 | 2014-10-22 | A kind of double-work medium cycle generating system with refrigerating function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454055A (en) * | 2014-10-22 | 2015-03-25 | 烟台荏原空调设备有限公司 | Dual-working-medium circulation power generation system with cooling function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104454055A (en) * | 2014-10-22 | 2015-03-25 | 烟台荏原空调设备有限公司 | Dual-working-medium circulation power generation system with cooling function |
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Address after: Yongda road 265500 Shandong province Yantai Fushan hi tech Industrial Zone No. 720 Patentee after: EBARA REFRIGERATION EQUIPMENT & SYSTEMS (CHINA) Co.,Ltd. Address before: Yongda road 265500 Shandong province Yantai Fushan hi tech Industrial Zone No. 720 Patentee before: YANTAI EBARA AIR CONDITIONER Co.,Ltd. |
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Granted publication date: 20150325 Termination date: 20211022 |
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