CN201764527U - Thermal power plant boiler flue gas waste heat recovery and utilization system - Google Patents
Thermal power plant boiler flue gas waste heat recovery and utilization system Download PDFInfo
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- CN201764527U CN201764527U CN2010205194053U CN201020519405U CN201764527U CN 201764527 U CN201764527 U CN 201764527U CN 2010205194053 U CN2010205194053 U CN 2010205194053U CN 201020519405 U CN201020519405 U CN 201020519405U CN 201764527 U CN201764527 U CN 201764527U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The utility model discloses a thermal power plant boiler flue gas waste heat recovery and utilization system. An air heater is serially connected to a boiler, and air is inputted into a cold air duct. A high temperature heat exchanger is serially connected between a draft fan and a booster fan of a boiler flue gas duct. A first low temperature heat exchanger is connected with the booster fan of the boiler flue gas duct and a desulfurization tower. A condensate input end and a condensate output end of the high temperature heat exchanger are respectively connected between condensate heaters via flow control valves in a serial manner. The first low temperature heat exchanger is connected with a medium input end and a medium output end of the air heater via circulating pumps. The thermal power plant boiler flue gas waste heat recovery and utilization system of the utility model has significant boiler flue gas waste heat recovery and utilization effect, effectively enhancing the efficiency of the boiler, lowering the energy consumption of the boiler and achieving large economic values.
Description
Technical field
The utility model relates to a kind of power plant boiler smoke discharging residual heat recycling system.
Background technology
Thermal power plant's coal-burning boiler provides the generated energy of generating set, and simultaneously a large amount of heat energy are discharged with boiler chimney; Advocating energetically under the background of energy-saving and emission-reduction now, for this coal-burning boiler of thermal power plant, how to reduce the smoke evacuation heat-energy losses, thereby energy savings, the protection environment very important meaning is arranged.Flue gas loss in the boiler operatiopn is a most important heat-energy losses, if can the smoke exhaust heat of boiler maximized reclaim and the generating set that is used in, then can improve boiler operating efficiency and economic benefit.
As shown in Figure 1, boiler 10 air are imported behind blower fan 11, air preheater 12 usually, and 12 pairs of air heat of air preheater are to improve boiler efficiency, to cut down the consumption of energy; Boiler 10 flue gases are discharged to chimney 17 behind air preheater 12, deduster 13, air-introduced machine 14, booster fan 15, desulfurizing tower 16 successively, and obviously the heat energy in the boiler smoke is arranged by sky, causes heat-energy losses; Boiler 10 steam export 21 generatings of steam turbine 20 rear drive generators, the defeated boiler 10 of getting back to of the steam after steam turbine 20 will do work by heat regenerative system 22 to; Heat regenerative system 22 comprises the condensate water heater of condenser 23 and a plurality of series connection, condenser 23 is connected between steam turbine 20 and the head end condensate water heater, tail end condensate water heater connects boiler 10, each condensate water heater also connects the end that draws gas of steam turbine 20 respectively, front end condensate water heater is a low-pressure heater 25, and tail end condensate water heater is a high-pressure heater 24.
For fear of the flue gas heat-energy losses, in the past for the recovery of flue gas heat with utilize method and measure mainly as follows:
The heat that utilizes the gas cooler heat exchange to obtain is used for heating boiler feedwater, draws gas thereby reduce steam, and is multiple.Gas cooler has two kinds of connected modes in heat regenerative system: the one, and the gas cooler intake-outlet is connected with the intake-outlet of a low-pressure heater of heat regenerative system, forms parallel form; The 2nd, the gas cooler intake-outlet is serially connected with between two low-pressure heaters, forms the series connection form, and the flue gas loop of gas cooler is serially connected with in the flue gas flue of boiler.Serial or parallel connection form no matter, if exhaust gas temperature is lower, then the heat exchange effect of low-pressure heater obviously reduces, and does not have the effect of heat-setting water.In addition, thermal power plant particularly for cold district, in advance adds hot-air by drawing gas of steam turbine in order to prevent the air preheater cold end corrosion, cold air duct before air preheater is provided with a steam air heater, promptly arranges the vapour-gas heat exchanger in the cold air duct of blower fan outlet or inlet.This kind situation comparing when not establishing steam air heater, if improved the cold air temperature, makes that into the boiler wind-warm syndrome increases, thereby has improved boiler efficiency, but since usefulness be that the steam turbine high-grade is drawn gas, reduced generating capacity, take all factors into consideration, reduced economic benefit.
The utility model content
Technical problem to be solved in the utility model provides a kind of power plant boiler smoke discharging residual heat recycling system, and native system boiler exhaust gas heat recovery effect is remarkable, has effectively improved boiler efficiency, has reduced the boiler energy consumption, obtains than the large economy benefit.
For solving the problems of the technologies described above, power plant boiler smoke discharging residual heat recycling system comprises boiler, blower fan, air preheater, deduster, air-introduced machine, booster fan, desulfurizing tower, chimney, steam turbine and heat regenerative system, described heat regenerative system comprises condenser, the condensate water heater of several serial connections, described Boiler Steam output connects described steam turbine steam input, steam turbine condensate water output connects described heat regenerative system input, described heat regenerative system output connects described boiler condensate water input, native system also comprises air heater, high-temperature heat-exchanging, first cryogenic heat exchanger, first circulating pump, the first flow control valve, second flow control valve and the 3rd flow control valve, described blower fan output, air heater air input and output, air preheater air input be connected described boiler air input after output is connected successively, described air preheater, deduster, air-introduced machine, high-temperature heat-exchanging, booster fan, after connecting successively, the flue gas input/output terminal of first cryogenic heat exchanger and desulfurizing tower is connected described boiler smoke output and chimney smoke input respectively, described the 3rd flow control valve is serially connected with in the described heat regenerative system between any two condensate water heaters, the condensate water input of described high-temperature heat-exchanging connects the input of described the 3rd flow control valve by described first flow control valve, the condensate water output of described high-temperature heat-exchanging connects the output of described the 3rd flow control valve by described second flow control valve, the described first cryogenic heat exchanger medium output connects the medium input of described air heater by described first circulating pump, and the medium output of described air heater connects the described first cryogenic heat exchanger medium input.Utility model
For making full use of the power plant boiler smoke discharging residual heat, native system also comprises second cryogenic heat exchanger, the flue gas heater and second circulating pump, the flue gas input/output terminal of described second cryogenic heat exchanger is serially connected with between the flue gas input of the flue gas output of described first cryogenic heat exchanger and desulfurizing tower, the flue gas input/output terminal of described flue gas heater is serially connected with between the flue gas output and chimney smoke input of described desulfurizing tower, the described second cryogenic heat exchanger medium output connects the medium input of described flue gas heater by described second circulating pump, and the medium output of described flue gas heater connects the described second cryogenic heat exchanger medium input.
Be good utilisation boiler smoke heat energy more, change the mode that high-temperature heat-exchanging inserts heat regenerative system, the condensate water input of above-mentioned high-temperature heat-exchanging connects the input of arbitrary condensate water heater in the described heat regenerative system by described first flow control valve, and the condensate water output of described high-temperature heat-exchanging connects the output of arbitrary condensate water heater in the described heat regenerative system by described second flow control valve.
Be good utilisation boiler smoke heat energy more, improve the heat exchange efficiency of high-temperature heat-exchanging, native system also comprises the 4th flow control valve, the input of described the 4th flow control valve connects the input of the condensate water heater of described arbitrary condensate water heater leading portion, and the output of described the 4th flow control valve connects the output of described first flow control valve.
For making things convenient for the operation of native system, the flexibility of raising system, be convenient to the system maintenance maintenance, be provided with the cold wind bypass by three air-valves between the air input/output terminal of above-mentioned air heater, two air-valves are located at the air input and the output of air heater respectively in described three air-valves, and an air-valve is located in the cold wind bypass in described three air-valves; Be provided with gas bypass by three air-valves respectively between first cryogenic heat exchanger of described high-temperature heat-exchanging and serial connection and the flue gas input/output terminal of second cryogenic heat exchanger, two air-valves are located at above-mentioned each input and output respectively in described three air-valves, and an air-valve is located at respectively on above-mentioned each gas bypass in described three air-valves.
Be provided with gas bypass by three air-valves respectively between the flue gas input/output terminal of above-mentioned flue gas heater, two air-valves are located at above-mentioned each input and output respectively in described three air-valves, and an air-valve is located at respectively on above-mentioned each gas bypass in described three air-valves.
Connect for convenient, the flue gas input/output terminal of above-mentioned high-temperature heat-exchanging can connect the input of described air preheater output and deduster.
Connect for convenient, the flue gas input/output terminal of above-mentioned first cryogenic heat exchanger can connect the flue gas output of described high-temperature heat-exchanging and the flue gas input of booster fan.
Connect for convenient, the flue gas input/output terminal of above-mentioned second cryogenic heat exchanger can connect the flue gas input of described booster fan flue gas output and desulfurizing tower.
The above-mentioned air heater and the thermal change of flue gas heater are realized by the changes in flow rate of regulating circulatory mediator by first circulating pump and second circulating pump respectively.
Because the utility model power plant boiler smoke discharging residual heat recycling system has adopted technique scheme, being about to air heater is serially connected with in the boiler air input cold air duct, high-temperature heat-exchanging is serially connected with between the air-introduced machine and booster fan of boiler smoke flue, first cryogenic heat exchanger is connected between the booster fan and desulfurizing tower of boiler smoke flue, the condensate water input/output terminal of high-temperature heat-exchanging is serially connected with between the condensate water heater by flow control valve respectively, and first cryogenic heat exchanger is connected by circulating pump with the medium input/output terminal of air heater; Native system boiler exhaust gas heat recovery effect is remarkable, has effectively improved boiler efficiency, has reduced the boiler energy consumption, obtains than the large economy benefit.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and embodiments:
Fig. 1 is the connection diagram of boiler smoke and steam,
Fig. 2 is the connection diagram of the utility model power plant boiler smoke discharging residual heat recycling system,
Fig. 3 adds the connection diagram of other heat exchangers for the utility model.
The specific embodiment
As shown in Figure 2, power plant boiler smoke discharging residual heat recycling system comprises boiler 10, blower fan 11, air preheater 12, deduster 13, air-introduced machine 14, booster fan 15, desulfurizing tower 16, chimney 17, steam turbine 20 and heat regenerative system 22, described heat regenerative system 22 comprises condenser 23, the condensate water heater 24 of several serial connections, described boiler 10 steam output ends connect described steam turbine 20 steam inputs, steam turbine 20 condensate water outputs connect described heat regenerative system 22 inputs, described heat regenerative system 22 outputs connect described boiler 10 condensate water inputs, native system also comprises air heater 7, high-temperature heat-exchanging 3, first cryogenic heat exchanger 4, first circulating pump 71, first flow control valve 31, second flow control valve 32 and the 3rd flow control valve 33, described blower fan 11 outputs, air heater 7 air input and outputs, air preheater 12 air inputs be connected described boiler 10 air inputs after output is connected successively, described air preheater 12, deduster 13, air-introduced machine 14, high-temperature heat-exchanging 3, booster fan 15, after connecting successively, the flue gas input/output terminal of first cryogenic heat exchanger 4 and desulfurizing tower 6 is connected described boiler 10 flue gas outputs and chimney 17 flue gas inputs respectively, described the 3rd flow control valve 33 is serially connected with in the described heat regenerative system 22 between any two condensate water heaters 24, the condensate water input of described high-temperature heat-exchanging 3 connects the input of described the 3rd flow control valve 33 by described first flow control valve 31, the condensate water output of described high-temperature heat-exchanging 3 connects the output of described the 3rd flow control valve 33 by described second flow control valve 32, described first cryogenic heat exchanger, 4 medium outputs are by the medium input of the described air heater 7 of described first circulating pump, 71 connections, and the medium output of described air heater 7 connects described first cryogenic heat exchanger, 4 medium inputs.Utility model
As shown in Figure 3, for making full use of the power plant boiler smoke discharging residual heat, native system also comprises second cryogenic heat exchanger 5, the flue gas heater 6 and second circulating pump 61, the flue gas input/output terminal of described second cryogenic heat exchanger 5 is serially connected with between the flue gas input of the flue gas output of described first cryogenic heat exchanger 4 and desulfurizing tower 16, the flue gas input/output terminal of described flue gas heater 6 is serially connected with between the flue gas output and chimney 17 flue gas inputs of described desulfurizing tower 16, described second cryogenic heat exchanger, 5 medium outputs are by the medium input of the described flue gas heater 6 of described second circulating pump, 61 connections, and the medium output of described flue gas heater 6 connects described second cryogenic heat exchanger, 5 medium inputs.
As shown in Figure 3, be good utilisation boiler smoke heat energy more, change the mode that high-temperature heat-exchanging inserts heat regenerative system, the condensate water input of above-mentioned high-temperature heat-exchanging 3 is by the input of arbitrary condensate water heater 24 in the described heat regenerative system 22 of described first flow control valve 31 connections, and the condensate water output of described high-temperature heat-exchanging 3 connects the output of arbitrary condensate water heater 24 in the described heat regenerative system 22 by described second flow control valve 32.
As shown in Figure 3, be good utilisation boiler smoke heat energy more, improve the heat exchange efficiency of high-temperature heat-exchanging, native system also comprises the 4th flow control valve 34, the input of described the 4th flow control valve 34 connects the input of the condensate water heater of described arbitrary condensate water heater 24 leading portions, and the output of described the 4th flow control valve 34 connects the output of described first flow control valve 31.
As shown in Figure 3, for making things convenient for the operation of native system, the flexibility of raising system, be convenient to the system maintenance maintenance, be provided with cold wind bypass 9 by three air-valves 91 between the air input/output terminal of above-mentioned air heater 7, two air-valves are located at the air input and the output of air heater 7 respectively in described three air-valves 91, and an air-valve is located in the cold wind bypass 9 in described three air-valves 91; Be provided with gas bypass 92 by three air-valves 91 respectively between first cryogenic heat exchanger 4 of described high-temperature heat-exchanging 3 and series connection and the flue gas input/output terminal of second cryogenic heat exchanger 5, two air-valves are located at above-mentioned each input and output respectively in described three air-valves 91, and an air-valve is located at respectively on above-mentioned each gas bypass 92 in described three air-valves 91.
Be provided with gas bypass 92 by three air-valves 91 respectively between the flue gas input/output terminal of above-mentioned flue gas heater 6, two air-valves are located at above-mentioned each input and output respectively in described three air-valves 91, and an air-valve is located at respectively on above-mentioned each gas bypass 92 in described three air-valves 91.
Connect for convenient, the flue gas input/output terminal of above-mentioned high-temperature heat-exchanging 3 can connect the input of described air preheater 12 outputs and deduster 13.
Connect for convenient, the flue gas input/output terminal of above-mentioned first cryogenic heat exchanger 4 can connect the flue gas output of described high-temperature heat-exchanging 3 and the flue gas input of booster fan 15.
Connect for convenient, the flue gas input/output terminal of above-mentioned second cryogenic heat exchanger 5 can connect the flue gas input of described booster fan 15 flue gas outputs and desulfurizing tower 16, and perhaps the flue gas input/output terminal of second cryogenic heat exchanger 5 can connect the flue gas output of described high-temperature heat-exchanging 3 and the flue gas input of first cryogenic heat exchanger 4.
As shown in Figure 3, the thermal change of air heater described in the native system 7 and flue gas heater 6 can be realized by the changes in flow rate of regulating circulatory mediator by first circulating pump 71 and second circulating pump 61 respectively.
In the native system, the mode of parallel connection or series connection that can adopt the condensate water input/output terminal of high-temperature heat-exchanging inserts between the high pressure or low pressure condensate water heater of boiler heat regenerative system, high-temperature heat-exchanging conducts the heat of boiler smoke to condensate water, improved the temperature that condensate water enters boiler, reduced the amount of drawing gas of steam turbine, make steam turbine do work more, multiple; The medium of first cryogenic heat exchanger after circulating pump flows into air heater, with the flow through air of air heater of heating, has further improved the air themperature that enters boiler through boiler smoke heating; Enter the raising of the condensate water and the air themperature of boiler, make boiler efficiency promote significantly, effectively reduce energy consumption; After circulating pump flows into flue gas heater, flue gas heater promotes the flue-gas temperature of flowing through to the medium of second cryogenic heat exchanger through the boiler smoke heating, makes the chimney emission height improve, and reduces the pollution to environment; Reduce the corrosion of chimney, make the flue-gas temperature that enters desulfurizing tower reduce at the same time, saved the required technology cooling water inflow of a large amount of desulfurization.
In the native system owing to added air heater, utilize boiler smoke to improve the air themperature that enters boiler, just make the residual heat from boiler fume quality that to recycle improve, be that the boiler smoke temperature improves, so just can just carry out step by step recycling by the quality of boiler smoke, high-temperature flue gas, promptly be used for the also higher condensate water of heating-up temperature pressure than the high-grade fume afterheat, low-temperature flue gas, be that low-grade fume afterheat is used to heat the more flue gas and the air of low temperature, make boiler and Efficiency of Steam Turbine be improved simultaneously.
According to the principle and the corresponding installation site in system of native system, high-temperature heat-exchanging can be positioned at before and after deduster and the air-introduced machine, but should be positioned at before the booster fan; First cryogenic heat exchanger can be positioned at before and after the booster fan, and booster fan also can be between first cryogenic heat exchanger and second cryogenic heat exchanger, but first cryogenic heat exchanger and second cryogenic heat exchanger should be positioned at after the high-temperature heat-exchanging; Air heater can be positioned at before and after the blower fan, but should be positioned at before the air preheater.In the boiler air input cold air duct of reality, air preheater is provided with the two-way cold air duct, the two-way cold air duct is respectively by two blower fan input airs, two blower fans are called primary air fan and overfire air fan, air heater in the native system can also can be divided into two parts to air heater and lay respectively between primary air fan and air preheater, overfire air fan and the air preheater between primary air fan and the air preheater or between overfire air fan and the air preheater.The above-mentioned flexibility that improves each parts connecting system, and do not influence the recycling of native system to flue gas.
Claims (11)
1. power plant boiler smoke discharging residual heat recycling system, comprise boiler, blower fan, air preheater, deduster, air-introduced machine, booster fan, desulfurizing tower, chimney, steam turbine and heat regenerative system, described heat regenerative system comprises condenser, the condensate water heater of several serial connections, described Boiler Steam output connects described steam turbine steam input, steam turbine condensate water output connects described heat regenerative system input, described heat regenerative system output connects described boiler condensate water input, it is characterized in that: also comprise air heater, high-temperature heat-exchanging, first cryogenic heat exchanger, first circulating pump, the first flow control valve, second flow control valve and the 3rd flow control valve, described blower fan output, air heater air input and output, air preheater air input be connected described boiler air input after output is connected successively, described air preheater, deduster, air-introduced machine, high-temperature heat-exchanging, booster fan, after connecting successively, the flue gas input/output terminal of first cryogenic heat exchanger and desulfurizing tower is connected described boiler smoke output and chimney smoke input respectively, described the 3rd flow control valve is serially connected with in the described heat regenerative system between any two condensate water heaters, the condensate water input of described high-temperature heat-exchanging connects the input of described the 3rd flow control valve by described first flow control valve, the condensate water output of described high-temperature heat-exchanging connects the output of described the 3rd flow control valve by described second flow control valve, the described first cryogenic heat exchanger medium output connects the medium input of described air heater by described first circulating pump, and the medium output of described air heater connects the described first cryogenic heat exchanger medium input.
2. power plant boiler smoke discharging residual heat recycling system according to claim 1, it is characterized in that: native system also comprises second cryogenic heat exchanger, the flue gas heater and second circulating pump, the flue gas input/output terminal of described second cryogenic heat exchanger is serially connected with between the flue gas input of the flue gas output of described first cryogenic heat exchanger and desulfurizing tower, the flue gas input/output terminal of described flue gas heater is serially connected with between the flue gas output and chimney smoke input of described desulfurizing tower, the described second cryogenic heat exchanger medium output connects the medium input of described flue gas heater by described second circulating pump, and the medium output of described flue gas heater connects the described second cryogenic heat exchanger medium input.
3. power plant boiler smoke discharging residual heat recycling system according to claim 1, it is characterized in that: the condensate water input of described high-temperature heat-exchanging connects the input of arbitrary condensate water heater in the described heat regenerative system by described first flow control valve, and the condensate water output of described high-temperature heat-exchanging connects the output of arbitrary condensate water heater in the described heat regenerative system by described second flow control valve.
4. power plant boiler smoke discharging residual heat recycling system according to claim 3, it is characterized in that: native system also comprises the 4th flow control valve, the input of described the 4th flow control valve connects the input of the condensate water heater of described arbitrary condensate water heater leading portion, and the output of described the 4th flow control valve connects the output of described first flow control valve.
5. power plant boiler smoke discharging residual heat recycling system according to claim 1, it is characterized in that: be provided with the cold wind bypass by three air-valves between the air input/output terminal of described air heater, two air-valves are located at the air input and the output of air heater respectively in described three air-valves, an air-valve is located in the cold wind bypass in described three air-valves, be provided with gas bypass by three air-valves respectively between the flue gas input/output terminal of the described high-temperature heat-exchanging and first cryogenic heat exchanger, two air-valves are located at above-mentioned each input and output respectively in described three air-valves, and an air-valve is located at respectively on above-mentioned each gas bypass in described three air-valves.
6. power plant boiler smoke discharging residual heat recycling system according to claim 2, it is characterized in that: be provided with gas bypass by three air-valves respectively between the flue gas input/output terminal of described second cryogenic heat exchanger, flue gas heater, two air-valves are located at above-mentioned each input and output respectively in described three air-valves, and an air-valve is located at respectively on above-mentioned each gas bypass in described three air-valves.
7. power plant boiler smoke discharging residual heat recycling system according to claim 1 is characterized in that: the flue gas input/output terminal of described high-temperature heat-exchanging connects the input of described air preheater output and deduster.
8. power plant boiler smoke discharging residual heat recycling system according to claim 2 is characterized in that: the flue gas input/output terminal of described second cryogenic heat exchanger connects the flue gas output of described high-temperature heat-exchanging and the flue gas input of booster fan.
9. power plant boiler smoke discharging residual heat recycling system according to claim 1 is characterized in that: the flue gas input/output terminal of described first cryogenic heat exchanger connects the flue gas input of described booster fan flue gas output and desulfurizing tower.
10. power plant boiler smoke discharging residual heat recycling system according to claim 1 is characterized in that: the thermal change of described air heater is realized by the changes in flow rate of regulating circulatory mediator by first circulating pump.
11. power plant boiler smoke discharging residual heat recycling system according to claim 2 is characterized in that: the thermal change of described flue gas heater is realized by the changes in flow rate of regulating circulatory mediator by second circulating pump.
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| CN2010205194053U CN201764527U (en) | 2010-09-07 | 2010-09-07 | Thermal power plant boiler flue gas waste heat recovery and utilization system |
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| CN2010205194053U CN201764527U (en) | 2010-09-07 | 2010-09-07 | Thermal power plant boiler flue gas waste heat recovery and utilization system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322692A (en) * | 2011-05-30 | 2012-01-18 | 湖南科技大学 | Tail gas heat utilization method for low-concentration gas heat countercurrent catalytic oxidation apparatus |
| CN102401393A (en) * | 2010-09-07 | 2012-04-04 | 上海成信建业节能科技有限公司 | Exhaust waste heat recycling system of power plant boiler |
| CN103047642A (en) * | 2011-10-12 | 2013-04-17 | 沈兴财 | Multilevel condensation water heating system |
| CN103114881A (en) * | 2013-02-25 | 2013-05-22 | 山东岱荣热能环保设备有限公司 | Multi-working-medium backheating type Rankine cycle system |
| WO2014005476A1 (en) * | 2012-07-06 | 2014-01-09 | 上海伏波环保设备有限公司 | Flue gas waste heat recovery system for concurrent boiler |
| CN103638784A (en) * | 2013-12-17 | 2014-03-19 | 中国能源建设集团广东省电力设计研究院 | Externally heating type wet flue gas dehumidifying method and system |
| CN105135468A (en) * | 2015-09-29 | 2015-12-09 | 国网浙江省电力公司电力科学研究院 | Smoke waste heat utilization system |
| CN109798534A (en) * | 2018-11-04 | 2019-05-24 | 大唐(北京)能源管理有限公司 | A kind of residual heat from boiler fume utilizes and takes off white integral system |
| US10378763B2 (en) | 2015-12-03 | 2019-08-13 | General Electric Company | Method and apparatus to facilitate heating feedwater in a power generation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102401393A (en) * | 2010-09-07 | 2012-04-04 | 上海成信建业节能科技有限公司 | Exhaust waste heat recycling system of power plant boiler |
| CN102401393B (en) * | 2010-09-07 | 2015-07-29 | 上海成信建业节能科技有限公司 | Exhaust waste heat recycling system of power plant boiler |
| CN102322692A (en) * | 2011-05-30 | 2012-01-18 | 湖南科技大学 | Tail gas heat utilization method for low-concentration gas heat countercurrent catalytic oxidation apparatus |
| CN103047642A (en) * | 2011-10-12 | 2013-04-17 | 沈兴财 | Multilevel condensation water heating system |
| WO2014005476A1 (en) * | 2012-07-06 | 2014-01-09 | 上海伏波环保设备有限公司 | Flue gas waste heat recovery system for concurrent boiler |
| CN103114881A (en) * | 2013-02-25 | 2013-05-22 | 山东岱荣热能环保设备有限公司 | Multi-working-medium backheating type Rankine cycle system |
| CN103114881B (en) * | 2013-02-25 | 2015-11-18 | 山东岱荣热能环保设备有限公司 | Multiple working medium backheating type Rankine cycle system |
| CN103638784A (en) * | 2013-12-17 | 2014-03-19 | 中国能源建设集团广东省电力设计研究院 | Externally heating type wet flue gas dehumidifying method and system |
| CN103638784B (en) * | 2013-12-17 | 2016-06-15 | 中国能源建设集团广东省电力设计研究院有限公司 | A kind of external heated type wet flue gas dehumanization method and dehumidification system |
| CN105135468A (en) * | 2015-09-29 | 2015-12-09 | 国网浙江省电力公司电力科学研究院 | Smoke waste heat utilization system |
| US10378763B2 (en) | 2015-12-03 | 2019-08-13 | General Electric Company | Method and apparatus to facilitate heating feedwater in a power generation system |
| CN109798534A (en) * | 2018-11-04 | 2019-05-24 | 大唐(北京)能源管理有限公司 | A kind of residual heat from boiler fume utilizes and takes off white integral system |
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