CN105402991B - Condensation recovery discharge gas chemical composition and the method and apparatus to generate electricity - Google Patents
Condensation recovery discharge gas chemical composition and the method and apparatus to generate electricity Download PDFInfo
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- CN105402991B CN105402991B CN201510999714.2A CN201510999714A CN105402991B CN 105402991 B CN105402991 B CN 105402991B CN 201510999714 A CN201510999714 A CN 201510999714A CN 105402991 B CN105402991 B CN 105402991B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
- F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2210/00—Processes characterised by the type or other details of the feed stream
- F25J2210/70—Flue or combustion exhaust gas
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- Separation By Low-Temperature Treatments (AREA)
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Abstract
The present invention provides a kind of method and apparatus for condensing recovery discharge gas chemical composition and utilizing cogeneration.Liquid air storage tank passes through liquid air pipe, cryogenic pump is connected with ultra-low temperature cold condenser, ultra-low temperature cold condenser passes through high pressure cold pipe, ultralow temperature tracheae respectively with low-temperature condenser, pre- cool condenser is connected, low-temperature condenser is connected by low-temperature flue gas pipe with ultra-low temperature cold condenser, low-temperature condenser is connected by high-pressure air pipe with expanding machine, expanding machine respectively with generator, low temperature blast pipe is connected, low temperature blast pipe is connected by normal temperature air pipe with turbocharger, turbocharger is connected by blast pipe with muffler, flue gas enters pipe and is connected with turbocharger, turbocharger is connected by being pressurized fume pipe with precool heat exchanger device, precool heat exchanger device is connected by the fume pipe that cools with pre- cool condenser.Sensible heat contained by tail gas, latent heat can be partially converted to electric energy, mechanical energy by the present invention.
Description
Technical field
The present invention relates to fume treatment technical field, particularly relates to a kind of condensation recovery discharge gas chemical composition and generates electricity
Method and apparatus.
Background technology
Vent gas treatment main at present mainly uses following methods：Absorption, catalytic reaction, burning processing etc. are absorbed, this
Following defect be present in a little conventional methods：1st, unstable to the composition of tail gas, complicated component is unfavorable for handling；2nd, waste gas institute heat content
It is difficult by；3rd, some chemical properties can not recycling；4 are difficult to zero-emission.
Although it is a kind of conventional means that gas condensation, which is collected, given up using extremely low temperature to boiling point is very low
The concrete application that gas, dusty gas are absorbed is also few.Returned entirely, it is necessary to design a kind of condensation liquefaction exhaust gas constituents in summary
The method and apparatus received and utilize cogeneration, it is cold with being segmented by a kind of simply and easily method thoroughly to handle waste gas
Solidifying means, the complicated chemical material in all tail gas, waste gas is collected, realizes zero-emission.
The content of the invention
The technical problem to be solved in the present invention is to provide condensation recovery discharge gas chemical composition and the method and dress of generating
Put, using liquid air as low-temperature receiver, classification cooling, condensation process are carried out to the boiler smoke of complicated component, by institute in tail gas
The chemical gas liquefaction contained, initial gross separation, stores classifiedly, can turn waste into wealth, further focus on, recycle.Realize pot
Kiln gas zero-emission.The sensible heat contained by tail gas, latent heat can be partially converted to electric energy, mechanical energy simultaneously.
In order to solve the above technical problems, the new embodiment of this practicality provides condensation recovery discharge gas chemical composition and generated electricity
Device, including liquid air storage tank, cryogenic pump, ultra-low temperature cold condenser, low-temperature condenser, normal temperature condenser, pre- cool condenser,
Turbocharger, supercharging fume pipe, cooling fume pipe, pre- cold chimney, cold chimney, low-temperature flue gas pipe, ultralow temperature tracheae, return
Tracheae, blast pipe, flue gas enter pipe, liquid air pipe, high-pressure liquid air hose, high pressure cold pipe, high-pressure air pipe, low temperature lack of gas
Pipe, normal temperature air pipe, expanding machine, generator, blast pipe and precool heat exchanger device, liquid air storage tank pass through liquid air pipe, low
Warm pump is connected with ultra-low temperature cold condenser, ultra-low temperature cold condenser by high pressure cold pipe, ultralow temperature tracheae respectively with low-temperature condenser,
Pre- cool condenser is connected, and low-temperature condenser is connected by low-temperature flue gas pipe with ultra-low temperature cold condenser, and low-temperature condenser passes through high pressure
Tracheae is connected with expanding machine, and expanding machine is connected with generator, low temperature blast pipe respectively, low temperature blast pipe by normal temperature air pipe with
Turbocharger is connected, and turbocharger is connected with blast pipe, and blast pipe is connected precool heat exchanger device with muffler, flue gas enter pipe with
Turbocharger is connected, and turbocharger is connected by being pressurized fume pipe with precool heat exchanger device, and precool heat exchanger device passes through the cigarette that cools
Tracheae is connected with pre- cool condenser, and pre- cool condenser is connected by muffler with precool heat exchanger device, precool heat exchanger device and blast pipe
It is connected, pre- cool condenser is connected by pre- cold chimney with normal temperature condenser.
Described ultra-low temperature cold condenser is connected by ultralow temperature tapping valve, super-low liquid pipe with ultralow temperature fluid reservoir, institute
The low-temperature condenser stated is connected by low temperature tapping valve, cryogenic liquid pipe with low-temperature liquid storage tank；Described normal temperature condenser passes through
Normal temperature tapping valve, Normal Atmospheric Temperature Liquid pipe are connected with normal temperature fluid reservoir；Described pre- cool condenser passes through medium temperature tapping valve, condensed fluid
Pipe is connected with medium temperature fluid reservoir, and neutralizes liquid pipe and be connected with medium temperature fluid reservoir.
Described precool heat exchanger device is plate wing heat recovering heat exchanger.
Condensation recovery discharge gas chemical composition and the method to generate electricity, it comprises the following steps：Flue gas enters pipe from flue gas and entered
Enter in turbocharger, then sequentially enter precool heat exchanger device, pre- cool condenser carries out precool heat exchanger, the part boiling point in flue gas
Enter to lay in medium temperature fluid reservoir after high nitrogen dioxide, hydrogen sulfide, propylene, the condensation of butene gas composition and utilize；By pre-
Pre- cold flue gas in cool condenser passes sequentially through normal temperature condenser, low-temperature condenser, ultra-low temperature cold condenser and condensed successively again
Cooling handle, wherein cryogenic gas enter ultra-low temperature cold condenser after be passed into again in overtemperature fluid reservoir carry out it is standby；Wherein normal temperature
Gas leads to after entering the nitric oxide of part low boiling point after low-temperature condenser condenses, carbon monoxide, the condensation of methane gas composition
Enter standby to low-temperature liquid storage tank；Wherein pre- cold air enters normal temperature condenser and carries out the gas that part boiling point is in normal temperature scope
Composition condensation is passed into that normal temperature fluid reservoir is standby, and gases at high pressure are also passed into expanding machine by low-temperature condenser by high-pressure air pipe again
Expansion work drives generator to carry out standby generating.
The above-mentioned technical proposal of the present invention has the beneficial effect that：
1st, generated electricity using heat；
2nd, the gas of chemical composition can be with recycling；
3rd, " zero-emission " is realized；
4th, using plate wing heat recovering heat exchanger pattern, low-temperature receiver cooling capacity utilization rate is improved.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
In figure：1st, liquid air storage tank；2nd, cryogenic pump；3rd, ultra-low temperature cold condenser；4th, low-temperature condenser；5th, normal temperature condenses
Device；6th, pre- cool condenser；7th, turbocharger；8th, ultralow temperature fluid reservoir；9th, low-temperature liquid storage tank；10th, normal temperature fluid reservoir；11st, in
Warm fluid reservoir；12nd, it is pressurized fume pipe；13rd, cool fume pipe；14th, pre- cold chimney；15th, cold chimney；16th, low-temperature flue gas pipe；
17th, ultralow temperature tracheae；18th, muffler；19th, blast pipe, 20, flue gas enter pipe；21st, liquid air pipe；22nd, high-pressure liquid air
Pipe；23rd, high pressure cold pipe；24th, high-pressure air pipe；25th, low temperature blast pipe；26th, normal temperature air pipe；27th, super-low liquid pipe；28、
Cryogenic liquid pipe；29th, Normal Atmospheric Temperature Liquid pipe；30th, condensed fluid pipe；31st, ultralow temperature tapping valve；32nd, low temperature tapping valve；33rd, normal temperature
Tapping valve；34th, medium temperature tapping valve；35th, expanding machine；36th, generator；37th, blast pipe；38th, precool heat exchanger device；39th, liquid pipe is neutralized.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
Reference picture 1, present embodiment use following technical scheme：There is provided a kind of condensation recovery discharge gas chemistry into
The device for dividing and generating electricity, including liquid air storage tank 1, cryogenic pump 2, ultra-low temperature cold condenser 3, low-temperature condenser 4, normal temperature condenser
5th, pre- cool condenser 6, turbocharger 7, supercharging fume pipe 12, cooling fume pipe 13, pre- cold chimney 14, cold chimney 15,
Low-temperature flue gas pipe 16, ultralow temperature tracheae 17, muffler 18, blast pipe 19, flue gas enter pipe 20, liquid air pipe 21, high-pressure liquid
Air hose 22, high pressure cold pipe 23, high-pressure air pipe 24, low temperature blast pipe 25, normal temperature air pipe 26, expanding machine 35, generator 36,
Blast pipe 37 and precool heat exchanger device 38, liquid air storage tank 1 pass through liquid air pipe 21, cryogenic pump 2 and the phase of ultra-low temperature cold condenser 3
Even, ultra-low temperature cold condenser 3 by high pressure cold pipe 23, ultralow temperature tracheae 17 respectively with low-temperature condenser 4, the phase of pre- cool condenser 6
Even, low-temperature condenser 4 is connected by low-temperature flue gas pipe 16 with ultra-low temperature cold condenser 3, low-temperature condenser 4 by high-pressure air pipe 24 and
Expanding machine 35 is connected, and expanding machine 35 is connected with generator 36, low temperature blast pipe 25 respectively, and low temperature blast pipe 25 passes through normal temperature air
Pipe 26 is connected with turbocharger 7, and turbocharger 7 is connected by blast pipe 37 with muffler 18, and flue gas enters pipe 20 and turbine
Booster 7 is connected, and turbocharger 7 is connected by being pressurized fume pipe 12 with precool heat exchanger device 38, and precool heat exchanger device 38 passes through drop
Warm fume pipe 13 is connected with pre- cool condenser 6, and pre- cool condenser 6 is connected by muffler 18 with precool heat exchanger device 38, and precooling is changed
Hot device 38 is connected with blast pipe 19, and pre- cool condenser 6 is connected by pre- cold chimney 14 with normal temperature condenser 5.
Described ultra-low temperature cold condenser 3 passes through ultralow temperature tapping valve 31, super-low liquid pipe 27 and the phase of ultralow temperature fluid reservoir 8
Even, described low-temperature condenser 4 is connected by low temperature tapping valve 32, cryogenic liquid pipe 28 with low-temperature liquid storage tank 9；Described normal temperature
Condenser 5 is connected by normal temperature tapping valve 33, Normal Atmospheric Temperature Liquid pipe 29 with normal temperature fluid reservoir 10；Described pre- cool condenser 6 passes through
Medium temperature tapping valve 34, condensed fluid pipe 30 are connected with medium temperature fluid reservoir 11, and neutralize liquid pipe 39 and be connected with medium temperature fluid reservoir 11.
Described precool heat exchanger device 38 is plate wing heat recovering heat exchanger.
Condensation recovery discharge gas chemical composition and the method to generate electricity, it comprises the following steps：Flue gas enters pipe 20 from flue gas
Into in turbocharger 7, then sequentially enter precool heat exchanger device 38, pre- cool condenser 6 carry out precool heat exchanger, wherein lack of gas and
Precool heat exchanger in precool heat exchanger device 38 is re-introduced into after return-air mixing；The high nitrogen dioxide of part boiling point in flue gas, vulcanization
Enter to lay in medium temperature fluid reservoir 11 after hydrogen, propylene, the condensation of butene gas composition and utilize；By pre- in pre- cool condenser 6
Cold flue gas passes sequentially through normal temperature condenser 5, low-temperature condenser 4, ultra-low temperature cold condenser 3 and carries out condensing cooling processing successively again, its
Middle cryogenic gas enter ultra-low temperature cold condenser 3 after be passed into again in overtemperature fluid reservoir 8 carry out it is standby；Wherein gas at normal temperature enters
After low-temperature condenser 4 condenses low temperature storage is passed into after the nitric oxide of part low boiling point, carbon monoxide, the condensation of methane gas composition
Flow container 9 is standby；Wherein pre- cold air enters normal temperature condenser 5 and carries out the gas componant condensation that part boiling point is in normal temperature scope
It is standby that normal temperature fluid reservoir 10 is passed into again, and gases at high pressure are also passed into expanding machine 35 by low-temperature condenser 4 by high-pressure air pipe 24
Expansion work drives generator 36 to carry out standby generating.
The ultra-low temperature cold condenser 3 of present embodiment is that gas is condensed to -100 DEG C ~ -200 DEG C and stored to arrive overtemperature
It is standby in fluid reservoir 8；Low-temperature condenser 4 by gas condense to 0 DEG C ~ -100 DEG C and store carry out to low-temperature liquid storage tank 9 it is standby, often
Gas is condensed to -100 DEG C ~ 20 DEG C and stored by warm condenser 5 to carry out to normal temperature fluid reservoir 10 standby, and pre- cool condenser 6 is by gas
Body condense to -20 DEG C ~ 30 DEG C and store carried out to medium temperature fluid reservoir 11 it is standby.Liquid air storage tank in present embodiment
1 but have liquid nitrogen or liquid air, also can according to waste gas content increase condensing unit, further segment temperature section, can utilize
Compressed air promotes low temperature pump work, further saves power consumption；Using traditional condenser/evaporator and New Evaporator, such as drop
Film evaporator effect is identical, does not influence the protection of the present invention；Variety classes expanding machine does not influence protection of the present invention.
The chemical substance almost all recovery of present embodiment, multi-stage PCE are easy to handle；Heat recycles output
Electric energy；Process only uses pump, and energy consumption is low；Energy-conservation can utilize rubbish electricity to make liquid air, zero-emission, emission reduction；Liquid air
Various chemical raw materials are replaced, carbon dioxide, nitrogen dioxide, nitric oxide, income can be increased；Backheat mode improves efficiency, drop
Low cost recovery.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (4)
1. condensation recovery discharge gas chemical composition and the device to generate electricity, it is characterised in that including liquid air storage tank (1), low
Warm pump (2), ultra-low temperature cold condenser (3), low-temperature condenser (4), normal temperature condenser (5), pre- cool condenser (6), turbocharger
(7), be pressurized fume pipe (12), cooling fume pipe (13), pre- cold chimney (14), cold chimney (15), low-temperature flue gas pipe (16),
Ultralow temperature tracheae (17), muffler (18), blast pipe (19), flue gas enter pipe (20), liquid air pipe (21), high-pressure liquid air
Manage (22), high pressure cold pipe (23), high-pressure air pipe (24), low temperature blast pipe (25), normal temperature air pipe (26), expanding machine (35),
Generator (36), blast pipe (37) and precool heat exchanger device (38), liquid air storage tank (1) pass through liquid air pipe (21), low temperature
Pump (2) is connected with ultra-low temperature cold condenser (3), and ultra-low temperature cold condenser (3) passes through high pressure cold pipe (23), ultralow temperature tracheae (17) point
It is not connected with low-temperature condenser (4), pre- cool condenser (6), low-temperature condenser (4) passes through low-temperature flue gas pipe (16) and ultra-low temperature cold
Condenser (3) be connected, low-temperature condenser (4) is connected by high-pressure air pipe (24) with expanding machine (35), expanding machine (35) respectively with hair
Motor (36), low temperature blast pipe (25) are connected, and low temperature blast pipe (25) passes through normal temperature air pipe (26) and turbocharger (7) phase
Even, turbocharger (7) is connected with blast pipe (37), and blast pipe (37) is all connected with precool heat exchanger device (38) with muffler (18),
Flue gas enters pipe (20) and is connected with turbocharger (7), and turbocharger (7) is by being pressurized fume pipe (12) and precool heat exchanger device
(38) it is connected, precool heat exchanger device (38) is connected by the fume pipe that cools (13) with pre- cool condenser (6), and pre- cool condenser (6) is logical
Cross muffler (18) with precool heat exchanger device (38) to be connected, precool heat exchanger device (38) is connected with blast pipe (19), pre- cool condenser (6)
It is connected by pre- cold chimney (14) with normal temperature condenser (5).
2. condensation recovery discharge gas chemical composition according to claim 1 and the device to generate electricity, it is characterised in that described
Ultra-low temperature cold condenser (3) be connected by ultralow temperature tapping valve (31), super-low liquid pipe (27) with ultralow temperature fluid reservoir (8),
Described low-temperature condenser (4) is connected by low temperature tapping valve (32), cryogenic liquid pipe (28) with low-temperature liquid storage tank (9)；It is described
Normal temperature condenser (5) be connected by normal temperature tapping valve (33), Normal Atmospheric Temperature Liquid pipe (29) with normal temperature fluid reservoir (10)；Described is pre-
Cool condenser (6) is connected by medium temperature tapping valve (34), condensed fluid pipe (30) with medium temperature fluid reservoir (11), and neutralizes liquid pipe
(39) it is connected with medium temperature fluid reservoir (11).
3. condensation recovery discharge gas chemical composition according to claim 1 and the device to generate electricity, it is characterised in that described
Precool heat exchanger device (38) be plate wing heat recovering heat exchanger.
4. the method for reclaiming discharge gas chemical composition and the device to generate electricity using any described condensations of claim 1-3, its
It is characterised by, it comprises the following steps：Flue gas enters pipe (20) from flue gas and entered in turbocharger (7), then sequentially enters pre-
Cold heat exchanger (38), pre- cool condenser (6) carry out precool heat exchanger, are wherein re-introduced into precool heat exchanger after lack of gas and return-air mixing
Precool heat exchanger in device (38)；After the high nitrogen dioxide of part boiling point in flue gas, hydrogen sulfide, propylene, the condensation of butene gas composition
Deposit in medium temperature fluid reservoir (11) is entered to utilize；It is cold that normal temperature is passed sequentially through again by the pre- cold flue gas in pre- cool condenser (6)
Condenser (5), low-temperature condenser (4), ultra-low temperature cold condenser (3) carry out condensing cooling processing successively, and wherein cryogenic gas enters the excess of imports
It is standby that progress in ultralow temperature fluid reservoir (8) is passed into after low-temperature condenser (3) again；Wherein gas at normal temperature enters low-temperature condenser
(4) low-temperature liquid storage tank (9) is passed into after condensing after the nitric oxide of part low boiling point, carbon monoxide, the condensation of methane gas composition
It is standby；Wherein pre- cold air enters normal temperature condenser (5) progress part boiling point and is in the gas componant condensation of normal temperature scope again
It is standby to be passed into normal temperature fluid reservoir (10), gases at high pressure are also passed into expansion by low-temperature condenser (4) by high-pressure air pipe (24)
Machine (35) expansion work drives generator (36) to carry out standby generating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510999714.2A CN105402991B (en) | 2015-12-28 | 2015-12-28 | Condensation recovery discharge gas chemical composition and the method and apparatus to generate electricity |
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| CN201510999714.2A CN105402991B (en) | 2015-12-28 | 2015-12-28 | Condensation recovery discharge gas chemical composition and the method and apparatus to generate electricity |
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| CN105402991A CN105402991A (en) | 2016-03-16 |
| CN105402991B true CN105402991B (en) | 2018-03-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1128001C (en) * | 2000-09-29 | 2003-11-19 | 四川天一科技股份有限公司 | Method for removing phosphorus, phosphide, surfide and recovering phosphorus from yellow phosphorus tail gas |
| CN201138116Y (en) * | 2007-11-29 | 2008-10-22 | 武汉凯迪电力环保有限公司 | System for preparing food-grade carbon-dioxide by using power station smoke gas |
| US8312927B2 (en) * | 2009-04-09 | 2012-11-20 | General Synfuels International, Inc. | Apparatus and methods for adjusting operational parameters to recover hydrocarbonaceous and additional products from oil shale and sands |
| CN105066113A (en) * | 2015-07-27 | 2015-11-18 | 四川川锅锅炉有限责任公司 | Coal-powder boiler oxygen-enriched combustion smoke near-zero emission and power generation system |
| CN205373260U (en) * | 2015-12-28 | 2016-07-06 | 苟仲武 | Device that discharges gaseous chemical composition and utilize cogeneration is retrieved in condensation |
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Effective date of registration: 20200514 Address after: 221600 Building 3, No. 1 North Side of Peixian Economic Development Zone, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Yajule Environmental Protection Technology Co., Ltd. Address before: Ganquan road Shushan District of Hefei City, Anhui Province, 230000 West hillock road to the South Wild Garden commercial office building room B-1512 Patentee before: ANHUI YINGLONG INDUSTRIAL DESIGN Co.,Ltd. |