CN104594965A - Organic Rankine cycle power generation system - Google Patents
Organic Rankine cycle power generation system Download PDFInfo
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- CN104594965A CN104594965A CN201310532832.3A CN201310532832A CN104594965A CN 104594965 A CN104594965 A CN 104594965A CN 201310532832 A CN201310532832 A CN 201310532832A CN 104594965 A CN104594965 A CN 104594965A
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- 238000010248 power generation Methods 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 89
- 238000012545 processing Methods 0.000 claims abstract description 9
- 239000000945 filler Substances 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 9
- 239000006200 vaporizer Substances 0.000 claims description 9
- 238000001704 evaporation Methods 0.000 abstract description 15
- 230000008020 evaporation Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 6
- 230000005494 condensation Effects 0.000 abstract description 5
- 238000009833 condensation Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000010977 unit operation Methods 0.000 description 3
- 240000002853 Nelumbo nucifera Species 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 2
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000013043 chemical agent Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Abstract
The invention provides a power generation system applying a split type evaporation condensation generator unit. The power generation system comprises a heat source device and an organic Rankine cycle generator unit of N sets of split type evaporation condensers. The organic Rankine cycle generator unit of N sets of split type evaporation condensers is connected with the heat source device through a main pipe, wherein the N is a natural number. The organic Rankine cycle generator unit applying the evaporation condensers comprises the split type evaporation condensers, a working medium pump, an evaporator and a power generation device. The split type evaporation condensers comprise main box bodies, draught fans, water fenders, water distribution devices, condensing coils and padding devices. The draught fans, the water fenders, the water distribution devices, the condensing coils, the padding devices and flow guide plates are sequentially arranged in the main box bodies from top to bottom. By means of the power generation system, stable operation of the system is achieved, and the system efficiency is optimized; the control process of water processing is simplified greatly, and the operation efficiency, reliability and stability of the system are improved; resources are saved, and the resource cost is lowered.
Description
Technical field
The present invention relates to low-temperature electricity-generating technical field, especially relate to evaporative condenser and adopt its organic Rankine cycle power generation system.
Background technique
In prior art, because organic Rankine cycle power generation system is simple, generating efficiency relatively high, becomes and reclaimed the hot spot technology of low temperature exhaust heat for generating electricity at present.The application abroad of organic Rankine bottoming cycle generator set has had certain scale, is more common in the recovery of underground heat and industrial waste heat; Condenser is one of critical piece of organic Rankine cycle power generation system, and its performance directly affects the generating efficiency of system.
Condenser is one of critical piece of organic Rankine cycle power generation system, and its performance directly affects the generating efficiency of system.Condensation method roughly has three kinds, is respectively air-cooled, water-cooled, evaporating type condensing.Current organic Rankine bottoming cycle generator set, condenser adopts traditional shell and tube heat exchanger mostly, and heat exchange form is water-cooled.The heat that cooling water absorbs working medium within the condenser makes its condensation, then finally heats sink to atmosphere environment by cooling tower.Relative to shell and tube heat exchanger, the major advantage of evaporating type condensing is that energy consumption is low, condensing temperature is low, do not need additional configuration cooling tower, but because organic Rankine bottoming cycle generator set requires to run continuously usually throughout the year, reliability requirement is higher, so evaporating type condensing is not effectively applied in organic Rankine cycle power generation system.
Because evaporative condenser all inevitably also exists the shortcoming of fouling and corrosion.Because quantity of circulating water is few, fouling and corrosion phenomenon even more serious than water-cooled.Fouling will reduce the performance of evaporative condenser greatly, therefore need to carry out strict water treatment and regular cleaning due to important, so be badly in need of a kind of novel evaporative condenser of research and development and obtain the power generation system of effective application in organic Rankine bottoming cycle.
Summary of the invention
The object of the invention is to the organic Rankine cycle power generation system designing a kind of evaporative condenser and adopt it, solve the problem.
To achieve these goals, the technical solution used in the present invention is as follows:
A kind of split type evaporative condenser, comprises main box body, induced draught fan, manger board, water-dispensing device, condenser coil and filler device; Be provided with described induced draught fan in described main box body from top to bottom successively, stop water droplet by the described manger board of described induced draught fan, introduce moisture described water-dispensing device, receive described water-dispensing device spray moisture described condenser coil, receive described condenser coil drippage moisture described filler device and guide water shunting to described guide plate; The corresponding described main box body position of described water-dispensing device is provided with water intake; The lower end of the described main box body of described filler device corresponding position is provided with intake grill.
Preferably, be also provided with guide plate bottom described main box body, the described main box body position that the end that described guide plate flows to is corresponding is provided with pod apertures.
Adopt an organic Rankine bottoming cycle generator set for described evaporative condenser, comprise split type evaporative condenser, working medium pump, vaporizer and power generating equipment; Described power generating equipment comprises decompressor, generator and power supply unit; Described decompressor is connected with described generator; Described generator is connected with described power supply unit; Described decompressor, described evaporative condenser, described working medium pump are connected by circulating line successively with described vaporizer; Described split type evaporative condenser can be replaced evaporative condenser, and wherein N is natural number.
A kind of organic Rankine bottoming cycle generator set adopting the power generation system of described generator set to comprise heat power supply device and the split type evaporative condenser of N group; The organic Rankine bottoming cycle generator set of the described split type evaporative condenser of N group is connected by main road pipeline with described heat power supply device.
Preferably, when N is more than or equal to 2, be parallel-connected on described main road pipeline by bypass line between the described generator set of N group.
Preferably, described bypass line is provided with branch road valve, and described main road pipeline is provided with main road valve.
Adopt an organic Rankine cycle power generation system for split type evaporative condenser, comprise heat power supply device, water system and the N group generator set containing described evaporative condenser; Described water system is connected with the described generator set of N group; The described generator set of N group is connected by main road pipeline with described heat power supply device; Wherein N is natural number.
Preferably, described water system comprises water pump, water tank, water processing control device, medicine adding device and drainage device; The described generator set of N group comprises N group water-dispensing device and N group main box body; The described water-dispensing device of N group is connected with described water tank by water supply pipeline; Described water supply pipeline is provided with described water pump; Described water tank is connected by water return pipeline with the described main box body of N group; Described water tank is connected with described medicine adding device; Described water tank bottom is provided with drainage device; Described water tank is provided with the described water processing control device controlling described medicine adding device and drainage device.
Preferably, when N is more than or equal to 2, be connected on described water supply pipeline after the parallel connection of N group described water-dispensing device; Be connected on described water return pipeline after the parallel connection of N group described main box body.
Preferably, described water supply pipeline is equipped with spray valve.
Beneficial effect of the present invention can be summarized as follows:
1, present invention achieves the stable operation of system, optimize system energy efficiency;
2, the present invention adopts multiple stage to comprise the power generation system of evaporative condenser, greatly simplify the control procedure of water treatment, improves the reliability and stability of running efficiency of system and system works;
3, the present invention adopts evaporative condenser, without the need to additionally arranging cooling tower, economizing on resources, reducing resources costs;
4, present invention reduces the cooling energy consumption of organic Rankine bottoming cycle generator set;
5, the present invention adopts multiple stage to comprise the power generation system of evaporative condenser, available use wherein one in perform condenser cleaning and as guest machine, effectively solve the cleaning problem of evaporative condenser, ensured base lotus powerup issue.
6, spray can be stopped under the environment lower at temperature of the present invention, realize organic Rankine cycle power generation system whole year operation.
Accompanying drawing explanation
Fig. 1 is split type evaporative condenser structural representation of the present invention;
101-induced draught fan, 102-manger board, 103-water-dispensing device, 104-condenser coil, 105-main box body, 106-filler device, 107-intake grill, 108-pod apertures, 109-guide plate.
Fig. 2 is evaporative condenser of the present invention and water system linkage structure schematic diagram;
201-water tank, 202-automatic water-replenishing device, 203-water pump, 204-drainage device, 205-water processing control device, 206-medicine adding device.
Fig. 3 is the generator unit structure schematic diagram of employing evaporative condenser of the present invention; (after numbering above-mentioned technology to be determined, revising figure number)
301-evaporative condenser, 302-working medium pump, 303-vaporizer, 304-decompressor, 305-generator, 306-heat power supply device, 307-power supply unit.
Fig. 4 is the structural representation that the present invention adopts the organic Rankine cycle power generation system of evaporative condenser;
401-the 1st generator set, 402-the 2nd generator set, 403-N generator set, 404-N+1 generator set, 405-main road valve, 406-branch road valve, 407-sprays valve.
Embodiment
In order to make technical problem solved by the invention, technological scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.(supplementing after claim to be confirmed to be determined)
For evaporative condenser, the cleaning of water treatment and evaporating type condensing condenser is most important, as shown in Figure 1, a kind of novel split type evaporative condenser, comprises main box body 105, induced draught fan 101, manger board 102, water-dispensing device 103, condenser coil 104 and filler device 106; Described induced draught fan 101, described manger board 102, described water-dispensing device 103, described condenser coil 104, described filler device 106 and described guide plate 109 is provided with from top to bottom successively in described main box body 105; Corresponding described main box body 105 position of described water-dispensing device 103 is provided with water intake; The lower end of the described main box body 105 of described filler device 106 corresponding position is provided with intake grill 107; Also be provided with guide plate 109 bottom described main box body 105, described main box body 105 position that the end that described guide plate 109 flows to is corresponding is provided with pod apertures 108.
During middle high temperature season, this device works with the evaporative type type of cooling, be illustrated in figure 2 split type evaporative condenser 301 of the present invention and water system linkage structure, described water system comprises water pump 203, water tank 201, water processing control device 205, medicine adding device 206 and drainage device 204; Water in water tank 201 is delivered to the water-dispensing device 103 of eminence by water pump 203 by water supply pipeline, spray the surface in condenser coil 104, forms moisture film.Moisture film heats by the working medium in condenser coil 104, part water film evaporation, another part water film temperature raises and drops to filler device 106, flows into main box body 105 bottom after lowering the temperature with air heat-exchange upwards, flows into water tank 201 along guide plate 109 by pod apertures 108 by water return pipeline.
Air is then sucked by intake grill 107, upwards through filler device 106, heat exchange is carried out in main box body 105 bottom and the dirty water of guide plate 109, humidity increases, moisture continues upwards through condenser coil 104, and take away the moisture of evaporation with moisture film heat exchange, moisture is upwards through manger board 102, the drop that manger board 102 carries is blocked, and air is finally expelled to atmosphere environment by induced draught fan 101.Under the control of water processing control device 205, medicine adding device 206 performs adding of chemical agent, and drainage device 204 performs regular blowdown, to guarantee water quality, to suppress growth of microorganism, and slows down fouling and the corrosion of condenser.Moisture evaporation and blowdown will cause moisture loss.Automatic water-replenishing device 202 can ensure the constant level in water tank 201.
During low temperature season, this device is with cooling air mode work.Wherein, water pump 203 is shut down, and the water in water tank 201 is emptying, and manger board 102 and filler are removed.Air is sucked by intake grill 107, upwards through condenser coil 104.Air directly contacts with condenser coil 104, takes away the heat of intraductal working medium.Air after temperature raises is expelled to atmosphere environment by induced draught fan 101.Which incorporates split type evaporative condenser 301 and the feature of air cooling device, for the difference in season, whole year operation can be realized.Design owing to have employed water tank 201, public water tank 201 during multiple stage unit operation, can be adopted, share a set of water treatment system, simplify water treatment technology.
A kind of organic Rankine bottoming cycle generator set adopting split type evaporative condenser as shown in Figure 3, comprises split type evaporative condenser 301, working medium pump 302, vaporizer 303 and power generating equipment; Described split type evaporative condenser 301, described working medium pump 302, described vaporizer 303 are connected by circulating line successively with described power generating equipment; Described power generating equipment comprises decompressor 304, generator 305 and power supply unit 307; Described decompressor 304 is connected with described generator 305; Described generator 305 is connected with described power supply unit 307; Described decompressor 304, described split type evaporative condenser 301, described working medium pump 302 are connected by circulating line successively with described vaporizer 303.Liquid organic working medium, through working medium pump 302, sends into vaporizer 303; After absorbing the heat of heat power supply device 306 supply, liquid organic working medium evaporation becomes gaseous working medium, and the decompressor 304 that gaseous working medium enters in power generating equipment does work, and drive electrical generators 305 generates electricity, and outwards provides electric power by power supply unit 307.Gaseous working medium then enters split type evaporative condenser 301, and condensation becomes liquid organic working medium, again sends into working medium pump 302, completes thermodynamic cycle.
During unit operation, split type evaporative condenser 301 needs periodical blowdown and automatic water supplement, in addition, has to pass through water treatment with water, to suppress growth of microorganism, and slows down fouling and the corrosion of condenser.According to condenser coil fouling condition, need to carry out irregular stop cleaning.Power generating equipment requires to ensure uninterruptable power supply (UPS) usually, and therefore during unit operation, the cleaning of condenser can bring puzzlement to system.So have developed a kind of power generation system adopting the organic Rankine bottoming cycle generator set of split type evaporative condenser 301 as shown in Figure 4 on the basis that this adopts the organic Rankine bottoming cycle generator set of split type evaporative condenser 301, this system comprises the organic Rankine bottoming cycle generator set of the split type evaporative condenser 301 of heat power supply device 306, water system and N+1 parallel machine operation; The organic Rankine bottoming cycle generator set of the split type evaporative condenser 301 of N+1 sets in parallel operation comprises the 1st generator set 401, the 2nd generator set 402, N generator set 403 and the N+1 generator set 404 that are connected in parallel, and the 1st generator set 401, the 2nd generator set 402, N generator set 403 and N+1 generator set 404 are connected on main road pipeline by one end after bypass line parallel connection; Bypass line is provided with branch road valve 406; Main road pipeline is provided with main road valve 405; Main road pipeline is connected with heating arrangement; The pipeline that main road pipeline is connected with heating arrangement is provided with and sprays valve 407; 1st generator set 401, the 2nd generator set 402, N generator set 403 are connected with water system by the other end after bypass line parallel connection with N+1 generator set 404; Wherein N+1 be more than or equal to 1 natural number; Native system adopts N with 1 for pattern, and when middle high temperature season normally runs, when wherein N group generator set runs generating, the spray valve 407 that corresponding N group generator set is corresponding is opened; 1 group of generator set is for subsequent use and carry out split type evaporative condenser 301 and clean, and 1 group of generator set sprays valve 407 accordingly and closes.Start and stop order between unit and time are regulated by external control device.Split type evaporative condenser 301 in said process all can replace with common evaporative condenser, but its effect is by far away not as good as adopting the effect that reaches of split type evaporative condenser; By in conjunction with evaporating type condensing and air-cooling type condensation, not only unit whole year operation can be realized, can also optimization system efficiency.Sharing the water tank 201 of a cooling more by organizing generator set, greatly simplifying water processing control process, ensure that base lotus is powered, improve its reliability.
The present invention is described in detail in preferred embodiment above by concrete; but those skilled in the art should be understood that; the present invention is not limited to the above embodiment; within the spirit and principles in the present invention all; any amendment of doing, equivalent replacement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a split type evaporative condenser, is characterized in that: comprise main box body, induced draught fan, manger board, water-dispensing device, condenser coil and filler device; Be provided with described induced draught fan in described main box body from top to bottom successively, stop water droplet by the described manger board of described induced draught fan, introduce moisture described water-dispensing device, receive described water-dispensing device spray moisture described condenser coil, receive described condenser coil drippage moisture described filler device and guide water shunting to described guide plate; The corresponding described main box body position of described water-dispensing device is provided with water intake; The lower end of the described main box body of described filler device corresponding position is provided with intake grill.
2. split type evaporative condenser according to claim 1, is characterized in that: be also provided with guide plate bottom described main box body, and the described main box body position that the end that described guide plate flows to is corresponding is provided with pod apertures.
3. adopt an organic Rankine bottoming cycle generator set for evaporative condenser according to claim 1 or claim 2, it is characterized in that: comprise split type evaporative condenser, working medium pump, vaporizer and power generating equipment; Described power generating equipment comprises decompressor, generator and power supply unit; Described decompressor is connected with described generator; Described generator is connected with described power supply unit; Described decompressor, described evaporative condenser, described working medium pump are connected by circulating line successively with described vaporizer; Described split type evaporative condenser can be replaced evaporative condenser, and wherein N is natural number.
4. adopt a power generation system for generator set described in claim 3, it is characterized in that: the organic Rankine bottoming cycle generator set comprising heat power supply device and the split type evaporative condenser of N group; The organic Rankine bottoming cycle generator set of the described split type evaporative condenser of N group is connected by main road pipeline with described heat power supply device.
5. the organic Rankine cycle power generation system of the split type evaporative condenser of employing according to claim 4, is characterized in that: when N is more than or equal to 2, is parallel-connected on described main road pipeline between the described generator set of N group by bypass line.
6. the organic Rankine cycle power generation system of the split type evaporative condenser of employing according to claim 5, is characterized in that: described bypass line is provided with branch road valve, described main road pipeline is provided with main road valve.
7. adopt an organic Rankine cycle power generation system for split type evaporative condenser according to claim 3, it is characterized in that: comprise heat power supply device, water system and the N group generator set containing described evaporative condenser; Described water system is connected with the described generator set of N group; The described generator set of N group is connected by main road pipeline with described heat power supply device; Wherein N is natural number.
8. the organic Rankine cycle power generation system of the split type evaporative condenser of employing according to claim 7, is characterized in that: described water system comprises water pump, water tank, water processing control device, medicine adding device and drainage device; The described generator set of N group comprises N group water-dispensing device and N group main box body; The described water-dispensing device of N group is connected with described water tank by water supply pipeline; Described water supply pipeline is provided with described water pump; Described water tank is connected by water return pipeline with the described main box body of N group; Described water tank is connected with described medicine adding device; Described water tank bottom is provided with drainage device; Described water tank is provided with the described water processing control device controlling described medicine adding device and drainage device.
9. the organic Rankine cycle power generation system of the split type evaporative condenser of employing according to claim 8, is characterized in that: when N is more than or equal to 2, is connected on described water supply pipeline after the parallel connection of N group described water-dispensing device; Be connected on described water return pipeline after the parallel connection of N group described main box body.
10. the organic Rankine cycle power generation system of the split type evaporative condenser of employing according to claim 7, is characterized in that: described water supply pipeline is equipped with spray valve.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110735681A (en) * | 2019-11-28 | 2020-01-31 | 苏州必信空调有限公司 | Organic Rankine cycle power generation system adopting organic Rankine cycle condensed liquid to cool power generation inverter |
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Denomination of invention: Organic Rankine cycle power generation system Effective date of registration: 20190118 Granted publication date: 20160601 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: BEIJING HUAHANG SHENGSHI ENERGY TECHNOLOGY Co.,Ltd. Registration number: 2019990000057 |
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Date of cancellation: 20210205 Granted publication date: 20160601 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: BEIJING HUAHANG SHENGSHI ENERGY TECHNOLOGY Co.,Ltd. Registration number: 2019990000057 |
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Denomination of invention: An organic Rankine cycle power generation system Effective date of registration: 20210205 Granted publication date: 20160601 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: BEIJING HUAHANG SHENGSHI ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021990000151 |
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Date of cancellation: 20230421 Granted publication date: 20160601 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: BEIJING HUAHANG SHENGSHI ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021990000151 |