CN108644761B - Biomass efficient energy-saving heat supply circulation system - Google Patents
Biomass efficient energy-saving heat supply circulation system Download PDFInfo
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- CN108644761B CN108644761B CN201810573878.2A CN201810573878A CN108644761B CN 108644761 B CN108644761 B CN 108644761B CN 201810573878 A CN201810573878 A CN 201810573878A CN 108644761 B CN108644761 B CN 108644761B
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- 239000002028 Biomass Substances 0.000 title claims description 71
- 238000010438 heat treatment Methods 0.000 claims abstract description 110
- 239000000428 dust Substances 0.000 claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 230000008676 import Effects 0.000 claims abstract description 3
- 239000000779 smoke Substances 0.000 claims description 38
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 15
- 239000003546 flue gas Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 14
- 239000004744 fabric Substances 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 abstract description 9
- 238000005453 pelletization Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B40/00—Combustion apparatus with driven means for feeding fuel into the combustion chamber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/027—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using cyclone separators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/10—Nitrogen; Compounds thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/10—Intercepting solids by filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/40—Intercepting solids by cyclones
Abstract
The utility model provides a high-efficient energy-conserving heating circulation system of living beings, including living beings heating system (1), living beings heating system (2), pre-heater system (3) and dust pelletizing system, be provided with the feed inlet on living beings heating system (1), go out the mouth, water inlet and play steam vent, the play mouth of living beings heating system (1) is connected with the air inlet of three-layer heating pipe in living beings heating system (2), the gas outlet of three-layer heating pipe is connected with the inlet of pre-heater system (3), the mouth that goes out of pre-heater system (3) is connected with dust pelletizing system's inlet, the import of U type heating pipe in pre-heater system (3) is the water inlet of pre-heater system (3), the export of U type heating pipe is the delivery port of pre-heater system (3), the export of U type heating pipe is connected with the water inlet of three-layer heating pipe, the delivery port of three-layer heating pipe is connected with the water inlet of living beings heating system (1). Full-automatic combustion heating, high thermal efficiency, energy conservation and environmental protection.
Description
Technical Field
The invention relates to a heat supply circulation system, in particular to a biomass efficient energy-saving heat supply circulation system, and belongs to the technical field of biomass energy.
Background
Biomass is an organic substance that absorbs carbon dioxide in the air by photosynthesis to produce. It is widely distributed, available in large quantities, and is the only renewable, storable natural fuel containing hydrocarbon components and thermal energy.
At present, biomass fuel is very popular for heating and cooking. However, in the existing biomass heating system, the biomass combustion process is unstable, a large amount of smoke or harmful gas is generated during combustion, the environment is polluted, and the environmental protection performance is poor; the combustion efficiency is low, the thermal efficiency is poor, generally about 81%, and resources are wasted; meanwhile, the full automaticity, continuous stability, raw material adaptability and the like are poor, and the requirements cannot be met.
Disclosure of Invention
The invention aims to provide a biomass efficient energy-saving heat supply circulation system, aiming at solving the problems of poor environmental protection, low combustion efficiency and the like of the existing biomass heat supply system.
The invention adopts the technical proposal to realize the aim that: the utility model provides a high-efficient energy-conserving heating circulation system of living beings, includes living beings heating system, pre-heater system and dust pelletizing system, living beings heating system on be provided with feed inlet, outlet flue, water inlet and steam outlet, living beings heating system in be provided with the three-layer heating pipe, the outlet flue of living beings heating system is connected with the air inlet of three-layer heating pipe, the gas outlet of three-layer heating pipe is connected with the inlet flue of pre-heater system, the outlet flue of pre-heater system is connected with the inlet flue of dust pelletizing system, pre-heater system in be provided with U type heating pipe, the import of U type heating pipe is the water inlet of pre-heater system, the export of U type heating pipe is the delivery port of pre-heater system, the export of U type heating pipe is connected with the water inlet of three-layer heating pipe, the delivery port of three-layer heating pipe is connected with the water inlet of living beings heating system.
The biomass heating device is characterized by further comprising a feeding system, wherein the feeding system comprises a first-stage hopper, a material lifting machine and a scraper, a feeding port of the first-stage hopper is a material inlet, a discharging port of the first-stage hopper corresponds to a feeding port of the material lifting machine, a discharging port of the material lifting machine is positioned above the feeding port of the scraper, and a discharging port of the scraper is connected with a feeding port of the biomass heating system.
A sealing bin is arranged between the scraper and the feeding port of the biomass heating system, the feeding port of the sealing bin is connected with the discharging port of the scraper, and the discharging port of the sealing bin is connected with the feeding port of the biomass heating system.
The dust removing system comprises a cyclone dust collector, a bag dust collector and an induced draft fan system, wherein a primary bag dust collector, a secondary bag dust collector and a tertiary bag dust collector which are communicated are sequentially arranged in the bag dust collector, a smoke inlet of the cyclone dust collector is connected with a smoke outlet of the preheater system, a smoke outlet of the cyclone dust collector is connected with a smoke inlet of the primary bag dust collector, a smoke outlet of the tertiary bag dust collector is connected with an inlet of the induced draft fan system, and an outlet of the induced draft fan system is communicated with a smoke exhaust pipeline.
The ash outlet of the cyclone dust collector is provided with a two-ash-port scraper.
The ash outlet of the bag type dust collector is provided with an ash-mouth scraper.
The biomass heating system comprises a furnace body and an electric cabinet, wherein a step fire grate and a water coil are arranged in the furnace body, a temperature sensor is arranged on the water coil, an electric control pushing system is arranged at an inlet of the step fire grate, an inlet of the electric control pushing system is a feeding port of the biomass heating system, an inlet of the water coil is a water inlet of the biomass heating system, an outlet of the water coil is a steam outlet of the biomass heating system, and the temperature sensor and the electric control pushing system are respectively connected with the electric cabinet.
An EGR device is arranged on a flue gas pipeline of the biomass heating system.
The bottom of the furnace body is provided with a primary air port, the middle of the furnace body is provided with a secondary air port, and the top of the furnace body is provided with a tertiary air port.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention realizes high-efficiency and full-automatic combustion heating, has high heat efficiency, is energy-saving and environment-friendly, and has high automation degree; the biomass energy high-efficiency conversion is realized, and the problems that the domestic biomass boiler cannot continuously operate under low load, the load response time is long, the automation degree is insufficient and the like are solved.
2. The invention has the advantages of low construction cost and operation cost, stable operation, simple operation and low initial emission concentration; the auxiliary equipment is few, and the maintenance and management are convenient.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
In the figure, a biomass heating system 1, a biomass heating system 2, a preheater system 3, a primary hopper 4, a material lifting machine 5, a scraper 6, an electric control pushing system 7, a sealing bin 8, a cyclone dust collector 9, a bag dust collector 10, a primary bag dust collection box 11, a secondary bag dust collection box 12, a tertiary bag dust collection box 13, a flue pipe 14, an induced draft fan system 15, a smoke exhaust pipeline 16, a one-ash-port scraper 17, a two-ash-port scraper 18, a primary air port 19, a secondary air port 20, a tertiary air port 21, a heating system sealing ash outlet 22, a bag dust collector sealing ash outlet 23, an ash collection box 24 and a steam pipeline 25.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings and detailed description.
Referring to fig. 1, a biomass efficient energy-saving heat supply circulation system comprises a biomass heating system 1, a biomass heat supply system 2, a preheater system 3 and a dust removal system.
Referring to fig. 1, the biomass heating system 1 is provided with a feed inlet, a smoke outlet, a water inlet and a steam outlet, the biomass heating system 2 is provided with three layers of heating pipes, and the preheater system 3 is provided with a U-shaped heating pipe. The preheater system 3 is provided with a smoke inlet, a smoke outlet, a water inlet and a water outlet; the inlet of the U-shaped heating pipe is a water inlet of the preheater system 3, and the outlet of the U-shaped heating pipe is a water outlet of the preheater system 3. The biomass heating system 2 is provided with a smoke inlet, a smoke outlet, a water inlet and a water outlet; the air inlet of the three-layer heating pipe is a smoke inlet of the biomass heating system 2, the air outlet of the three-layer heating pipe is a smoke outlet of the biomass heating system 2, the water outlet of the three-layer heating pipe is a water outlet of the biomass heating system 2, and the water inlet of the three-layer heating pipe is a water inlet of the biomass heating system 2. The smoke outlet of the biomass heating system 1 is connected with the air inlet of the three-layer heating pipe, the air outlet of the three-layer heating pipe is connected with the smoke inlet of the preheater system 3, and the smoke outlet of the preheater system 3 is connected with the smoke inlet of the dust removal system. The outlet of the U-shaped heating pipe is connected with the water inlet of the three-layer heating pipe, and the water outlet of the three-layer heating pipe is connected with the water inlet of the biomass heating system 1. Meanwhile, the inlet of the U-shaped heating pipe is the water inlet of the system.
Referring to fig. 1, the biomass efficient energy-saving heat supply circulation system further comprises a feeding system, wherein the feeding system comprises a first-stage hopper 4, a material lifting machine 5 and a scraper machine 6. The feed inlet of the first-stage hopper 4 is a material inlet, the discharge outlet of the first-stage hopper 4 corresponds to the feed inlet of the material lifter 5, the discharge outlet of the material lifter 5 is positioned above the feed inlet of the scraper 6, and the discharge outlet of the scraper 6 is connected with the feed inlet of the biomass heating system 1.
Referring to fig. 1, a sealing bin 8 is arranged between the scraper 6 and the feed inlet of the biomass heating system 1, the feed inlet of the sealing bin 8 is connected with the discharge outlet of the scraper 6, and the discharge outlet of the sealing bin 8 is connected with the feed inlet of the biomass heating system 1.
Referring to fig. 1, the dust removing system comprises a cyclone dust collector 9, a bag type dust collector 10 and an induced draft fan system 15, wherein a primary bag type dust removing box 11, a secondary bag type dust removing box 12 and a tertiary bag type dust removing box 13 which are communicated are sequentially arranged in the bag type dust collector 10. The smoke inlet of the cyclone dust collector 9 is connected with the smoke outlet of the preheater system 3, the smoke outlet of the cyclone dust collector 9 is connected with the smoke inlet of the primary cloth bag dust removing box 11 through a flue pipe 14, the smoke outlet of the tertiary cloth bag dust removing box 13 is connected with the inlet of the induced draft fan system 15 through the flue pipe 14, and the outlet of the induced draft fan system 15 is communicated with the smoke exhaust pipeline 16. The flue gas enters the cyclone dust collector 9 to separate dust and gas under the action of centrifugal force, the dust falls to a dust collection box of the cyclone dust collector 9, and the flue gas is discharged from a flue gas outlet and enters the bag type dust collector 10; at this time, most of large particles and sparks in the flue gas are removed after passing through the cyclone dust collector 9, so that the safety of the bag type dust collector 10 is effectively protected. The bag type dust collector 10 is a filter type dust collector, the filter bag is made of high-quality FMS composite material, the dust collection efficiency is up to 99.9%, fine dust particles in the flue gas can be further removed, and the emission of atmospheric pollutants and smoke dust is reduced, so that the requirements of the emission standard of atmospheric pollutants of boilers GB12371 are met.
Referring to fig. 1, the ash outlet of the cyclone dust collector 9 is provided with a two-ash-port scraper 18. The ash outlet of the bag dust collector 10 is provided with an ash-mouth scraper 17.
Referring to fig. 1, the biomass heating system 1 comprises a furnace body and an electric cabinet, wherein a stepped fire grate and a water coil are arranged in the furnace body, and a temperature sensor is arranged on the water coil. The inlet of the water coil pipe is a water inlet of the biomass heating system 1, the outlet of the water coil pipe is a steam outlet of the biomass heating system 1, and the steam outlet of the biomass heating system 1 is connected to an external device to be heated through a steam pipeline 25. The inlet of the step grate is provided with an electric control pushing system, the inlet of the electric control pushing system is a feed inlet of the biomass heating system, and the inlet of the electric control pushing system is connected with a discharge outlet of the sealing bin 8; the temperature sensor and the electric control pushing system 7 are respectively connected with the electric control box.
Referring to fig. 1, an EGR device is arranged on a flue gas pipeline of the biomass heating system 1.
Referring to fig. 1, a primary air port 19 is arranged at the bottom of the furnace body, a secondary air port 20 is arranged at the middle part of the furnace body, and a tertiary air port 21 is arranged at the top of the furnace body. Air is fed into the bottom of the furnace body from a primary air port 19 through a fan partition section, so that the full combustion of fuel above the length of the step grate is satisfied; the middle secondary air port 20 is arranged above the fuel layer, and the high-speed air flow is sent by a nozzle so as to further strengthen the air flow disturbance and mixing in the furnace body and enable the combustible gas to be fully combusted; meanwhile, fine particles suspended in the flue gas can be prolonged in the furnace body, so that burnout is facilitated. In general, the biomass heating system 1 is provided with 4 primary fans, 2 secondary fans, and 1 tertiary fan.
Referring to fig. 1, when the biomass efficient energy-saving heat supply circulation system works, biomass enters an electric control pushing system 7 of the biomass heating system 1 through a first-stage hopper 4, a material lifting machine 5, a scraper 6 and a sealing bin 8, and meanwhile, a temperature sensor on a water coil pipe is used for detecting the temperature of the biomassAnd the temperature signal is transmitted to the control box, and the control box controls the electric control pushing system 7 to push according to the temperature signal, so that the automatic control combustion of the stepped fire grate is realized. And biomass in the step grate is fully combusted by a fan through a primary air port 19 at the bottom of the furnace body, a secondary air port 20 in the middle and a tertiary air port 21 at the top. The hot flue gas generated by biomass combustion is utilized to carry out NO by urea through an EGR device on a flue gas pipeline of a biomass heating system 1 X The flue gas is subjected to denitration, heat exchange through a three-layer heating pipe and a U-shaped heating pipe, dust removal through a cyclone dust remover 9 and a bag dust remover 10, and finally 60-80 DEG clean flue gas is pumped and conveyed to a smoke exhaust pipeline 16 through a flue pipe 14 by an induced draft fan system 15 to be exhausted to the atmosphere. Meanwhile, water entering from the inlet of the U-shaped heating pipe exchanges heat with flue gas passing through the preheater system 3, then enters into the water pipe of the three-layer heating pipe to exchange heat with hot flue gas passing through the flue pipe of the three-layer heating pipe, and finally the water is heated by the water coil pipe in the furnace body to generate steam to be used as heat supply for being conveyed to users. Multiple experiments show that the efficiency of the biomass heating system in the system reaches 89% -92%, and the pollutant emission is superior to the national natural gas emission standard; therefore, the biomass energy efficient conversion is realized, and the problems that the domestic biomass boiler cannot continuously operate under low load, the load response time is long, the automation degree is insufficient and the like are solved.
Referring to fig. 1, in practice, the biomass efficient energy-saving heat supply circulation system can circularly utilize 5.8 ten thousand tons of biomass agricultural and forestry waste such as straw and the like in year, which is equivalent to saving 3.3 ten thousand tons of standard coal, reducing the emission of CO2 by 8.6 ten thousand tons and reducing the emission of SO2 by 800 tons; effectively promote energy saving, emission reduction and haze hazard. The method realizes regional centralized clean energy heat supply, can save 30% of heat supply cost for enterprises, and has remarkable economic and social benefits.
The foregoing is a further detailed description of the invention in connection with the preferred embodiments, and it is not intended that the invention be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the invention, and the above-described structure should be considered to be within the scope of the invention.
Claims (3)
1. A biomass efficient energy-saving heat supply circulation system is characterized in that: the biomass heating system (1) is provided with a feed inlet, a smoke outlet, a water inlet and a steam outlet, three layers of heating pipes are arranged in the biomass heating system (2), the smoke outlet of the biomass heating system (1) is connected with the air inlet of the three layers of heating pipes, the air outlet of the three layers of heating pipes is connected with the smoke inlet of the preheater system (3), the smoke outlet of the preheater system (3) is connected with the smoke inlet of the dust removal system, a U-shaped heating pipe is arranged in the preheater system (3), the inlet of the U-shaped heating pipe is the water inlet of the preheater system (3), the outlet of the U-shaped heating pipe is the water outlet of the preheater system (3), the outlet of the U-shaped heating pipe is connected with the water inlet of the three layers of heating pipes, and the water outlet of the three layers of heating pipes is connected with the water inlet of the biomass heating system (1); the dust removing system comprises a cyclone dust collector (9), a bag dust collector (10) and an induced draft fan system (15), wherein a primary cloth bag dust removing box (11), a secondary cloth bag dust removing box (12) and a tertiary cloth bag dust removing box (13) which are communicated are sequentially arranged in the bag dust collector (10), a smoke inlet of the cyclone dust collector (9) is connected with a smoke outlet of a preheater system (3), a smoke outlet of the cyclone dust collector (9) is connected with a smoke inlet of the primary cloth bag dust removing box (11), a smoke outlet of the tertiary cloth bag dust removing box (13) is connected with an inlet of the induced draft fan system (15), and an outlet of the induced draft fan system (15) is communicated with a smoke exhaust pipeline (16); the ash outlet of the cyclone dust collector (9) is provided with a two-ash-mouth scraper machine (18); the ash outlet of the bag type dust collector (10) is provided with an ash outlet scraper (17); the biomass heating system (1) comprises a furnace body and an electric cabinet, wherein a step fire grate and a water coil are arranged in the furnace body, a temperature sensor is arranged on the water coil, an electric control pushing system (7) is arranged at an inlet of the step fire grate, an inlet of the electric control pushing system (7) is a feed inlet of the biomass heating system (1), an inlet of the water coil is a water inlet of the biomass heating system (1), an outlet of the water coil is a steam outlet of the biomass heating system (1), and the temperature sensor and the electric control pushing system (7) are respectively connected with the electric cabinet; an EGR device is arranged on a flue gas pipeline of the biomass heating system (1); the bottom of the furnace body is provided with a primary air port (19), the middle of the furnace body is provided with a secondary air port (20), and the top of the furnace body is provided with a tertiary air port (21).
2. The biomass energy efficient heating circulation system of claim 1, wherein: still including feed system, feed system include one-level hopper (4), material lifting machine (5) and scrape trigger (6), the feed inlet of one-level hopper (4) is the material import, and the discharge gate of one-level hopper (4) corresponds the feed inlet of material lifting machine (5), the discharge gate of material lifting machine (5) is located and scrapes trigger (6) feeding top, the discharge gate that scrapes trigger (6) is connected with the feed inlet of living beings heating system (1).
3. The biomass energy efficient heating circulation system of claim 2, wherein: a sealing bin (8) is arranged between the scraper machine (6) and the feed inlet of the biomass heating system (1), the feed inlet of the sealing bin (8) is connected with the discharge outlet of the scraper machine (6), and the discharge outlet of the sealing bin (8) is connected with the feed inlet of the biomass heating system (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810573878.2A CN108644761B (en) | 2018-06-06 | 2018-06-06 | Biomass efficient energy-saving heat supply circulation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810573878.2A CN108644761B (en) | 2018-06-06 | 2018-06-06 | Biomass efficient energy-saving heat supply circulation system |
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| CN108644761A CN108644761A (en) | 2018-10-12 |
| CN108644761B true CN108644761B (en) | 2024-03-01 |
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| CN202747317U (en) * | 2012-07-25 | 2013-02-20 | 佛山市智雄能源有限公司 | Biomass fuel burning fuel boiler |
| CN204345615U (en) * | 2014-12-01 | 2015-05-20 | 广州迪森热能技术股份有限公司 | Biomass chain boiler row boiler heating system |
| CN204388359U (en) * | 2014-12-25 | 2015-06-10 | 广州迪森热能技术股份有限公司 | Biomass heat-conduction oil oven |
| CN105276566A (en) * | 2015-09-16 | 2016-01-27 | 中国石油化工股份有限公司 | Method for retrofitting coal-fired boiler into biomass boiler |
| CN208595536U (en) * | 2018-06-06 | 2019-03-12 | 武汉蓝颖新能源有限公司 | A kind of biomass high-efficiency energy-saving heating cycle system |
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