CN204225944U - A kind of double-work medium cycle generating system with loose heat recovery function - Google Patents
A kind of double-work medium cycle generating system with loose heat recovery function Download PDFInfo
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- CN204225944U CN204225944U CN201420614414.9U CN201420614414U CN204225944U CN 204225944 U CN204225944 U CN 204225944U CN 201420614414 U CN201420614414 U CN 201420614414U CN 204225944 U CN204225944 U CN 204225944U
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- heat
- absorption refrigerator
- double
- decompressor
- generating system
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- 238000011084 recovery Methods 0.000 title claims abstract description 21
- 238000010521 absorption reaction Methods 0.000 claims abstract description 57
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 239000003507 refrigerant Substances 0.000 claims abstract description 30
- 239000006200 vaporizer Substances 0.000 claims abstract description 25
- 230000005611 electricity Effects 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims description 18
- 239000011552 falling film Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 14
- 239000000498 cooling water Substances 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 230000005855 radiation Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007921 spray 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 loose heat recovery function, comprising: steam generator, decompressor, generator, absorption refrigerator and working medium pump; 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; The vaporizer of absorption refrigerator, as the condenser in this double-work medium cycle generating system, is cooled to liquid refrigerant for the low pressure steam working medium of being discharged by decompressor; Working medium pump, is delivered to steam generator for the liquid refrigerant of being discharged by the vaporizer from absorption refrigerator.The low pressure steam working medium that decompressor is discharged, as the condenser in double-work medium cycle generating system, is cooled to liquid refrigerant by the vaporizer of absorption refrigerator.Eliminate the equipment such as cooling tower, cooling water pipe, cooling waterpump, save space, equipment cost, water resources.
Description
Technical field
The utility model relates to and utilizes waste-heat power generation technical field, particularly a kind of double-work medium cycle generating system with loose heat recovery 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, condenser; 5, cooling tower; 6, cooling waterpump; 7, working medium pump.
Used heat w1 enters steam generator 1, and used heat w1 heats working medium.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 condenser 4 from the working medium of decompressor 2 low pressure steam out, the cooling medium w2 in cooling tower 5 is transported to condenser 4 by cooling waterpump 6.As can be seen from Figure 1, need between cooling tower 5 with condenser 4 to be connected by cooling water pipe.
Working medium cooled medium w2 cooling in condenser 4 of low pressure steam becomes liquid refrigerant.Be sent to steam generator 1 from condenser 4 liquid refrigerant out by working medium pump 7, a so far circulation terminates.
Condenser 4 of the prior art is indirect contact, and need the heat exchange temperature difference, heat exchange efficiency is lower.And the heat radiation of condenser 4 is directly released in air, the energy of heat radiation can not be effectively used.In addition, condenser inside employs a lot of heat-transfer pipe, causes the price of condenser higher.This condensing plant comprises condenser, cooling tower, cooling waterpump and cooling water pipe, and volume is large, and cost is high.The long-term circulating and evaporating amount of cooling water is large, needs to consume a large amount of water resourcess.
Therefore, those skilled in the art need to provide a kind of double-work medium cycle generating system with loose heat recovery function, effectively can reclaim the heat radiation of power generation system, thus improve heat exchange 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 loose heat recovery function, can reclaim the heat radiation of power generation system, thus improves heat exchange efficiency.
The present embodiment provides a kind of double-work medium cycle generating system with loose heat recovery function, comprising: steam generator, decompressor, generator, absorption refrigerator and working medium pump;
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;
The vaporizer of described absorption refrigerator, as the condenser in this double-work medium cycle generating system, is cooled to liquid refrigerant for the low pressure steam working medium of being discharged by described decompressor;
Described working medium pump, is delivered to described steam generator for the liquid refrigerant of being discharged by the vaporizer from described absorption refrigerator.
Preferably, heat-transfer pipe is comprised in the vaporizer of described absorption refrigerator;
The low pressure steam working medium that described decompressor is discharged enters in the heat-transfer pipe of described vaporizer, in described vaporizer, be cooled to liquid refrigerant.
Preferably, the liquid refrigerant that described vaporizer is discharged enters the adsorber/condenser of described absorption refrigerator after described working medium pump;
Described adsorber/condenser, for being supplied to described steam generator by after described liquid refrigerant heating.
Preferably, the preheating heat exchanger be arranged between described working medium pump and described steam generator is also comprised; Heat eliminating medium loop is set between described preheating heat exchanger and described absorption refrigerator;
Described preheating heat exchanger, is supplied to described steam generator after the liquid refrigerant for being discharged by described working medium pump heats;
Described preheating heat exchanger is heated by the adsorber/condenser of described absorption refrigerator 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 preheating heat exchanger and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop;
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 preheating heat exchanger and described heating load carries out heat exchange simultaneously.
Preferably, described used heat is also for the driving heat source as described absorption refrigerator.
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.
Preferably, described used heat also for the driving heat source as described absorption refrigerator, is specially:
Described used heat enters in the regenerator of described steam generator and described absorption refrigerator with parallel form.
Preferably, described steam generator is falling film type steam generator.
Compared with prior art, the utility model has the following advantages:
The double-work medium cycle generating system that the present embodiment provides, the low pressure steam working medium that decompressor is discharged directly enters the vaporizer of absorption refrigerator, the low pressure steam working medium that decompressor is discharged, as the condenser in double-work medium cycle generating system, is cooled to liquid refrigerant by vaporizer.This eliminate the equipment such as cooling tower of the prior art, cooling water pipe, cooling waterpump, save space and equipment cost, and save a large amount of water resourcess.
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 double-work medium cycle generating system embodiment one schematic diagram with loose heat recovery function that the utility model provides;
Fig. 3 is double-work medium cycle generating system embodiment three schematic diagram with loose heat recovery function 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 double-work medium cycle generating system embodiment one schematic diagram with loose heat recovery function that the utility model provides.
The double-work medium cycle generating system of what the present embodiment provided have loose heat recovery function, comprising: steam generator 1, decompressor 2, generator 3, absorption refrigerator 8 and working medium pump 7;
Described steam generator 1, for being heated working medium by used heat w1, being become high pressure steam and entering described decompressor 2 by described working medium;
As shown in Figure 2, steam generator 1 can be falling film type steam generator, and used heat w1 enters in the coiled pipe of falling film type steam generator, and used heat w1 gives the working medium sprayed from spray equipment 1a heating.Become high pressure steam by the working medium heated, arrive decompressor 2, by pressure differential decompressor 2.
Be understandable that, steam generator 1 also can be full-liquid type steam generator.
Described decompressor 2, for working under the driving of described high pressure steam;
Decompressor 2 in the present embodiment, comprises sensu lato decompressor of turbo-expander, screw expander, scroll expander etc.
Described generator 3, is coaxially connected with described decompressor 2, generates electricity under the driving of described decompressor 2;
The vaporizer E of described absorption refrigerator 8, as the condenser in this double-work medium cycle generating system, is cooled to liquid refrigerant for the low pressure steam working medium of being discharged by described decompressor 2;
Be understandable that, absorption refrigerator is also called absorption heat pump.
The structure of the absorption refrigerator 8 of such standard can be changed, and directly uses in this double-work medium cycle generating system.
Described working medium pump 7, is delivered to described steam generator 1 for the liquid refrigerant of being discharged by the vaporizer E from described absorption refrigerator 8.
The double-work medium cycle generating system that the present embodiment provides, the low pressure steam working medium that decompressor 2 is discharged directly enters the vaporizer of absorption refrigerator, the low pressure steam working medium that decompressor is discharged, as the condenser in double-work medium cycle generating system, is cooled to liquid refrigerant by vaporizer.This eliminate the equipment such as cooling tower of the prior art, cooling water pipe, cooling waterpump, save space and equipment cost, and save a large amount of water resourcess.
Embodiment two:
Continue see Fig. 2.
Heat-transfer pipe is comprised in the vaporizer E of described absorption refrigerator 8;
The low pressure steam working medium that described decompressor 2 is discharged enters in the heat-transfer pipe of described vaporizer E, in described vaporizer E, be cooled to liquid refrigerant.
The liquid refrigerant that described vaporizer E discharges enters the adsorber/condenser A/C of described absorption refrigerator 8 after described working medium pump 7;
Described adsorber/condenser A/C, for being supplied to described steam generator 1 by after described liquid refrigerant heating.
Be understandable that, adsorber/condenser A/C can heat for liquid refrigerant as the radiating segment of absorption refrigerator 8.Effectively can utilize the heat radiation of absorption refrigerator like this, thus improve the working efficiency of whole system.
Described used heat w1 is also for the driving heat source as described absorption refrigerator 8, and as shown in the figure, w1 enters in the regenerator G of absorption refrigerator 8.
When described used heat w1 measures few, w1 out connects from described steam generator 1 later and enters the regenerator G of described absorption refrigerator 8.
When described w1 amount is more, described used heat w1 enters in the regenerator G of described steam generator 1 and described absorption refrigerator 8 with parallel form.
The heat that adsorber/condenser A/C sheds is about absorption refrigerator 8 reclaims heat from used heat w1 about 1.7 times.In order to make full use of this part heat, the liquid refrigerant of being discharged by working medium pump 7 is directly supplied to adsorber/condenser A/C, then out entered steam generator 1 by the working medium after heating from adsorber/condenser A/C, so also can save cost, economic performance is better.In addition, utilize the heat radiation of absorption refrigerator to heat to liquid refrigerant, the working efficiency of system can be improved.
In addition, by measuring the temperature of the liquid refrigerant of steam generator 1 entrance, the revolution of controlled medium pump 7 can be carried out thus the circulating load of controlled medium.
Embodiment three:
See Fig. 3, this figure is double-work medium cycle generating system embodiment three schematic diagram with loose heat recovery function that the utility model provides.
Be that preheating heat exchanger is not set in embodiment two, and introduce working principle when preheating heat exchanger is set in the present embodiment.
In the present embodiment, double-work medium cycle generating system also comprises the preheating heat exchanger 9 be arranged between described working medium pump 7 and described steam generator 1; Between described preheating heat exchanger 9 and described absorption refrigerator 8, heat eliminating medium loop is set; As shown in Figure 3, heat transferring medium is w3.
Described preheating heat exchanger 9, is supplied to described steam generator 1 after the liquid refrigerant for being discharged by described working medium pump 7 heats;
Described preheating heat exchanger 9 is heated by the adsorber of described absorption refrigerator 8/condenser A/C by described heat eliminating medium loop.
The heat that i.e. adsorber/condenser A/C sheds is preheated heat exchanger 9 by w3 and utilizes, and preheating heat exchanger 9 is used for heating to liquid refrigerant.
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;
Described first group of valve V1 and V2 opens, and when described second group of valve V3 and V4 turns off, described preheating heat exchanger 9 carries out heat exchange with described absorption refrigerator 8 by described heat eliminating medium loop;
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 10;
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 preheating heat exchanger 9 simultaneously and described heating load 10 carries out heat exchange.
Be understandable that, heating load 10 may be thought of as the purposes such as heating purposes, feedwater heating.
After being provided with heating load, while realization generating, also can provide heating function for other equipment, thus the application convenience of double-work medium cycle generating system is improved.
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 (9)
1. there is a double-work medium cycle generating system for loose heat recovery function, it is characterized in that, comprising: steam generator, decompressor, generator, absorption refrigerator and working medium pump;
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;
The vaporizer of described absorption refrigerator, as the condenser in this double-work medium cycle generating system, is cooled to liquid refrigerant for the low pressure steam working medium of being discharged by described decompressor;
Described working medium pump, is delivered to described steam generator for the liquid refrigerant of being discharged by the vaporizer from described absorption refrigerator.
2. the double-work medium cycle generating system with loose heat recovery function according to claim 1, is characterized in that, comprise heat-transfer pipe in the vaporizer of described absorption refrigerator;
The low pressure steam working medium that described decompressor is discharged enters in the heat-transfer pipe of described vaporizer, in described vaporizer, be cooled to liquid refrigerant.
3. the double-work medium cycle generating system with loose heat recovery function according to claim 1 and 2, is characterized in that, the liquid refrigerant that described vaporizer is discharged enters the adsorber/condenser of described absorption refrigerator after described working medium pump;
Described adsorber/condenser, for being supplied to described steam generator by after described liquid refrigerant heating.
4. the double-work medium cycle generating system with loose heat recovery function according to claim 1 and 2, is characterized in that, also comprise the preheating heat exchanger be arranged between described working medium pump and described steam generator; Heat eliminating medium loop is set between described preheating heat exchanger and described absorption refrigerator;
Described preheating heat exchanger, is supplied to described steam generator after the liquid refrigerant for being discharged by described working medium pump heats;
Described preheating heat exchanger is heated by the adsorber/condenser of described absorption refrigerator by described heat eliminating medium loop.
5. the double-work medium cycle generating system with loose heat recovery function according to claim 4, 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 preheating heat exchanger and described absorption refrigerator carry out heat exchange by described heat eliminating medium loop;
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 preheating heat exchanger and described heating load carries out heat exchange simultaneously.
6. the double-work medium cycle generating system with loose heat recovery function according to claim 5, is characterized in that, described used heat is also for the driving heat source as described absorption refrigerator.
7. the double-work medium cycle generating system with loose heat recovery function according to claim 6, 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.
8. the double-work medium cycle generating system with loose heat recovery function according to claim 6, it is characterized in that, described used heat also for the driving heat source as described absorption refrigerator, is specially:
Described used heat enters in the regenerator of described steam generator and described absorption refrigerator with parallel form.
9. the double-work medium cycle generating system with loose heat recovery function according to claim 1, is characterized in that, described steam generator is falling film type steam generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614414.9U CN204225944U (en) | 2014-10-22 | 2014-10-22 | A kind of double-work medium cycle generating system with loose heat recovery function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614414.9U CN204225944U (en) | 2014-10-22 | 2014-10-22 | A kind of double-work medium cycle generating system with loose heat recovery function |
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| CN204225944U true CN204225944U (en) | 2015-03-25 |
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| CN201420614414.9U Expired - Fee Related CN204225944U (en) | 2014-10-22 | 2014-10-22 | A kind of double-work medium cycle generating system with loose heat recovery function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373166A (en) * | 2014-10-22 | 2015-02-25 | 烟台荏原空调设备有限公司 | Dual-working-medium circulation power generation system having heat dissipating and recycling functions |
-
2014
- 2014-10-22 CN CN201420614414.9U patent/CN204225944U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373166A (en) * | 2014-10-22 | 2015-02-25 | 烟台荏原空调设备有限公司 | Dual-working-medium circulation power generation system having heat dissipating and recycling functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
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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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20211022 |
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| CF01 | Termination of patent right due to non-payment of annual fee |