CN206018583U - Chicken manure boiler waste heat recovery system - Google Patents
Chicken manure boiler waste heat recovery system Download PDFInfo
- Publication number
- CN206018583U CN206018583U CN201620944471.2U CN201620944471U CN206018583U CN 206018583 U CN206018583 U CN 206018583U CN 201620944471 U CN201620944471 U CN 201620944471U CN 206018583 U CN206018583 U CN 206018583U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- waste heat
- oxygen
- heat recovery
- eliminating device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
Landscapes
- Air Supply (AREA)
Abstract
The utility model discloses a kind of chicken manure boiler waste heat recovery system, which includes boiler, steam turbine, low-pressure heater, lag cooler, oxygen-eliminating device, flue, the boiler is connected with steam turbine and flue respectively by pipeline, steam turbine is connected with lag cooler and low-pressure heater by pipeline respectively, the low-pressure heater is connected with oxygen-eliminating device by pipeline, and the oxygen-eliminating device is connected with boiler by pipeline, is provided with air preheater in the flue；One flue gas waste heat recovery apparatus are installed in the flue below the air preheater, the flue gas waste heat recovery apparatus include influent header and the outlet header connected by several pipelines, a water inlet is offered on the influent header, the water inlet is connected with lag cooler by pipeline, an outlet is offered on the outlet header, and the outlet is connected with oxygen-eliminating device by pipeline.
Description
Technical field
This utility model is related to boiler plant field, more particularly to a kind of chicken manure boiler waste heat recovery system.
Background technology
Chicken manure power plant combustion is fuel power generation function using chicken manure, and the fuel attribute of chicken manure is high-moisture, and low heat value, its low level are sent out
Heat is about in 2000 kilocalories or so, and moisture constitutes about 40% or so.Fuel easily bonds and back-end ductwork heating surface, and
During burning, afterburning is serious, causes exhaust gas temperature to raise, and heat loss due to exhaust gas increases, and causes boiler thermal output to reduce.Separately
On the one hand, conventional boiler afterheat recovery scheme is that a steam turbine condensate part is transported to lag cooler to use and cooled slag,
Another part after heater heating is transported to oxygen-eliminating device and further heats and is finally transported to boiler, period oxygen-eliminating device need by
50-80 DEG C of water is warmed to 100 DEG C or so, and its power dissipation is larger.How to reduce exhaust gas temperature and lift boiler afterheat
The higher productivity effect of organic efficiency, creation, becomes an important research topic.
Content of the invention
The purpose of this utility model is to provide a kind of efficient chicken manure boiler waste heat recovery system.
The technical scheme for realizing this utility model purpose is：A kind of chicken manure boiler waste heat recovery system, which includes boiler, vapour
Turbine, low-pressure heater, lag cooler, oxygen-eliminating device, flue, the boiler are connected with steam turbine and flue respectively by pipeline,
Steam turbine is connected with lag cooler and low-pressure heater by pipeline respectively, and the low-pressure heater is connected with oxygen-eliminating device by pipeline
Connect, the oxygen-eliminating device is connected with boiler by pipeline, air preheater is installed in the flue；Below the air preheater
Flue in flue gas waste heat recovery apparatus are installed, the flue gas waste heat recovery apparatus include that the entrance connected by several pipelines joins
Case and outlet header, offer a water inlet on the influent header, the water inlet is connected with lag cooler by pipeline, institute
State, the outlet is connected with oxygen-eliminating device by pipeline.
Further, a gland heater, the gland heater are provided between the steam turbine and low-pressure heater
It is connected with steam turbine and low-pressure heater by pipeline respectively.
Further, the lag cooler is connected with gland heater by pipeline.
Further, the lag cooler is connected with oxygen-eliminating device by pipeline, realizes the recycling of heat in lag cooler.
Further, be separately installed with Draw off valve on the influent header and outlet header, the lag cooler with enter
Bypass valve is installed on the connecting pipe and outlet header of mouth header and the connecting pipe of oxygen-eliminating device, is easy to fume afterheat
Retracting device carries out isolation maintenance.
This utility model passes through to install flue gas waste heat recovery apparatus in the flue below air preheater, pre- using air
The high-temperature flue gas of hot device place flue position carry out heat exchange with the condensate in flue gas waste heat recovery apparatus, can not only reduce
Exhaust gas temperature improves boiler thermal output, while the condensate after heating is transported to oxygen-eliminating device by outlet header and can reduce oxygen-eliminating device
The quantity of steam of heating, energy efficient increase generated energy.
Description of the drawings
Structural representations of the Fig. 1 for chicken manure boiler waste heat recovery system described in this utility model embodiment；Wherein "”
Represent and condense current direction, "" represent flue gas flow direction.
Specific embodiment
This utility model preferred embodiment is elaborated below in conjunction with accompanying drawing.
As shown in figure 1, a kind of chicken manure boiler waste heat recovery system, which includes boiler 1, steam turbine 2, gland heater 3, low
Pressure heater 4, lag cooler 5, oxygen-eliminating device 6 and flue 7, the boiler 1 are connected with steam turbine 2 and flue 7 respectively by pipeline
Connect, the steam turbine 2, gland heater 3, low-pressure heater 4, oxygen-eliminating device 6 and boiler 1 sequentially pass through pipeline connection；Described
Lag cooler 5 is connected with gland heater 3 and oxygen-eliminating device 6 by pipeline respectively；Air preheater 8 is installed in the flue 7,
Flue gas waste heat recovery apparatus 9 are installed in flue 7 below the air preheater 8, the flue gas waste heat recovery apparatus 9 include
The influent header 91 connected by pipeline and outlet header 92, offer a water inlet 911 on the influent header 91, described enter
The mouth of a river 911 is connected with lag cooler 5 by pipeline, offers an outlet 921, the outlet 921 on the outlet header 92
It is connected with oxygen-eliminating device 6 by pipeline, on the influent header 91 and outlet header 92, is separately installed with Draw off valve 93, described
Side is separately installed with lag cooler 5 and the connecting pipe of the connecting pipe and outlet header 92 and oxygen-eliminating device 6 of influent header 91
Road valve 94.
This utility model will after the condensate-water polishing of steam turbine be used for cooled slag, then by condensate through pipeline by cold slag
Machine is input into flue gas waste heat recovery apparatus, height of the condensate in flue gas waste heat recovery apparatus with air preheater place flue position
Warm flue gas carries out heat exchange, so as to reduce exhaust gas temperature.Condensing water temperature after heating rises to 90 DEG C by 50 DEG C, by
Outlet header is transported to oxygen-eliminating device and after water pump pressurization to boiler feed water, not only reduces the quantity of steam of oxygen-eliminating device heating, saves
Energy consumption, more further increased generated energy.
Through measuring and calculating, chicken manure boiler is carried out after pipeline transformation, exhaust gas temperature declines 5-6 DEG C, heat loss due to exhaust gas is by under
Drop 0.5-0.6%, the coal consumption of fuel signature coal decline 0.4% or so, improve the thermal efficiency of chicken manure CFBB.
Claims (5)
1. a kind of chicken manure boiler waste heat recovery system, which includes boiler, steam turbine, low-pressure heater, lag cooler, oxygen-eliminating device, cigarette
Road, the boiler are connected with steam turbine and flue respectively by pipeline, and steam turbine is respectively by pipeline and lag cooler and low
Pressure heater connection, the low-pressure heater are connected with oxygen-eliminating device by pipeline, and the oxygen-eliminating device is connected with boiler by pipeline,
Air preheater is installed in the flue；It is characterized in that：Install more than a flue gas in flue below the air preheater
Heat reclamation device, the flue gas waste heat recovery apparatus include influent header and the outlet header connected by several pipelines, described
A water inlet is offered on influent header, and the water inlet is connected with lag cooler by pipeline, is offered on the outlet header
One outlet, the outlet are connected with oxygen-eliminating device by pipeline.
2. chicken manure boiler waste heat recovery system according to claim 1, it is characterised in that：The steam turbine and low-pressure heating
A gland heater is provided between device, and the gland heater is connected with steam turbine and low-pressure heater by pipeline respectively
Connect.
3. chicken manure boiler waste heat recovery system according to claim 2, it is characterised in that：The lag cooler by pipeline with
Gland heater connects.
4. chicken manure boiler waste heat recovery system according to claim 1, it is characterised in that：The lag cooler by pipeline with
Oxygen-eliminating device connects.
5. chicken manure boiler waste heat recovery system according to claim 1, it is characterised in that：The influent header and outlet
Draw off valve, the lag cooler and the connecting pipe and outlet header and oxygen-eliminating device of influent header is separately installed with header
Bypass valve is separately installed with connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620944471.2U CN206018583U (en) | 2016-08-26 | 2016-08-26 | Chicken manure boiler waste heat recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620944471.2U CN206018583U (en) | 2016-08-26 | 2016-08-26 | Chicken manure boiler waste heat recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206018583U true CN206018583U (en) | 2017-03-15 |
Family
ID=58252065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620944471.2U Active CN206018583U (en) | 2016-08-26 | 2016-08-26 | Chicken manure boiler waste heat recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206018583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062194A (en) * | 2017-04-19 | 2017-08-18 | 大唐贵州发耳发电有限公司 | A kind of thermal power plant flue gas waste heat recovery apparatus |
-
2016
- 2016-08-26 CN CN201620944471.2U patent/CN206018583U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062194A (en) * | 2017-04-19 | 2017-08-18 | 大唐贵州发耳发电有限公司 | A kind of thermal power plant flue gas waste heat recovery apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2018014768A1 (en) | Residual heat reuse system for turbine-boiler integrated heat energy circulation | |
| CN101900347B (en) | System for high-grade recycling waste heat of smoke discharged from boiler of power station | |
| CN105157010A (en) | Coal-fired power generation system based on bypass flue at tail part of boiler | |
| CN106051805A (en) | Waste heat recovery system and method with discharged smoke waste heat as heat source of air heater | |
| CN106996571A (en) | A kind of coal-fired hot-water boiler fume afterheat depth recovery system and its method | |
| CN201827875U (en) | Low-temperature flue gas waste heat recovery device | |
| CN206989172U (en) | The denitration of boiler full load couples fume afterheat gradient utilization system | |
| CN105698161A (en) | Coal-fired power plant energy level matching heat integration system based on primary air | |
| CN103644032B (en) | Pressure feedwater cascade utilization heated natural gas system in GTCC power plant exhaust heat boiler | |
| CN203796339U (en) | Waste heat recovery device of direct air cooling unit | |
| CN104896503B (en) | Residual heat from boiler fume utilizes system | |
| CN201884079U (en) | Heat regenerative system of steam turbine generator unit capable of utilizing waste heat of heat conducting oil furnace in calcination plant | |
| CN206018583U (en) | Chicken manure boiler waste heat recovery system | |
| CN206410155U (en) | Power plant stack gas advanced recycling system for waste heat | |
| CN104406186A (en) | Flue gas water recycling system | |
| CN102494329B (en) | Device for utilizing flue gas waste heat of boiler comprehensively | |
| CN104482579B (en) | Air-cooled Unit double-backpressure circulating water heating | |
| CN204665244U (en) | A kind of association system of phase-change heat-exchanger band heat exchangers for district heating | |
| CN207006113U (en) | A kind of coal fired power plant low temperature exhaust heat deep exploitation system | |
| CN206755129U (en) | A kind of steam raising plant using residual heat from boiler fume | |
| CN206608968U (en) | A kind of power plant's heat reclaiming system | |
| CN109506246A (en) | A kind of water-borne formula steam air heater of two-stage combined heat | |
| CN104832908A (en) | Combination system and combination method for phase-change heat exchanger with heating network heater | |
| CN107120636A (en) | A kind of coal fired power plant low temperature exhaust heat deep exploitation system | |
| CN211739158U (en) | Low-quality heat utilization system of machine furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 353499 No. 12-4 Wanxin Road, Wan'an Township, Pucheng County, Nanping City, Fujian Province Patentee after: Fujian Shengxin environmental protection Co., Ltd Address before: Nanping City, Fujian province 353400 maxima Pucheng County Hengshan Road No. 12 (Agricultural Station on the third floor) Patentee before: FUJIAN SHENGXIN ENERGY Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Waste heat recovery system of chicken manure boiler Effective date of registration: 20210811 Granted publication date: 20170315 Pledgee: Pucheng branch of Industrial Commercial Bank of China Ltd. Pledgor: Fujian Shengxin environmental protection Co., Ltd Registration number: Y2021350000091 |