CN104861998A - Biomass continuous pyrolysis carbonization treatment method and device - Google Patents

Biomass continuous pyrolysis carbonization treatment method and device Download PDF

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Publication number
CN104861998A
CN104861998A CN201510312960.6A CN201510312960A CN104861998A CN 104861998 A CN104861998 A CN 104861998A CN 201510312960 A CN201510312960 A CN 201510312960A CN 104861998 A CN104861998 A CN 104861998A
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gas
biomass
flue gas
combustion chamber
drying machine
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CN201510312960.6A
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CN104861998B (en
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车磊
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湖州宜可欧环保科技有限公司
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    • Y02E50/14
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/40Valorisation of by-products of wastewater, sewage or sludge processing

Abstract

The invention relates to a biomass continuous pyrolysis carbonization treatment method and device. The device comprises a heat supply part, a pretreatment part, a carbonization treatment part, a gas treatment part, a gas utilization part and a pressure control part, wherein a port of a combustor is connected into a combustion chamber to obtain high temperature flue gas; biomass is put in a pretreatment chamber and the high temperature flue gas in the heat supply part is introduced to heat the biomass; the pretreated biomass is sent to a carbonization treatment chamber and the high temperature flue gas in the heat supply part is introduced to heat the biomass; gaseous products generated in pretreatment and carbonization treatment are collected and condensed to obtain condensed fluid and non-condensable gases; the non-condensable gases are introduced in the combustion chamber to be combusted; the pressures in outer hot jackets of the pretreatment part and the carbonization treatment part become negative by adjusting air duct adjusting devices. The invention also provides a device for implementing the method. The method has the advantages of simplified process, simple equipment, stability and reliability in operation, high heat energy utilization rate, low production cost, and the like.

Description

A kind of biomass continuous pyrolysis carbonizing treatment method and device

Technical field:

The invention belongs to biomass carbonated and recovery energy technical field, relate to a kind of biomass continuous pyrolysis carbonizing treatment method and device in particular.

Background technology:

In recent years, along with oil and the increasingly exhausted of other fossil oils and the concern of the whole world to the climate change problem that greenhouse gas emission causes, develop renewable energy source, raising energy utilization rate, realizes energy-saving and emission-reduction, becomes the main melody of world energy sources development.Current biomass energy accounts for 14% of world energy sources wastage in bulk or weight, be only second to oil, coal and Sweet natural gas, occupy the 4th, biomass energy is as a kind of new forms of energy, there are reserves large, recyclability, can store and substituting and low-sulfur, the feature that low nitrogen discharges only, there is unique advantage in energy utilization and environment protection, wherein, crop stalk, the biomass such as forestry waste and weeds are huge renewable resourcess, there is comparatively good economic benefit, social benefit and ecological benefits, become the rural green energy project of state key develop and spread.A few days ago, biomass pyrolytic charing technology as a kind of comparatively promising biomass energy utilize technology gradually adopt by industry.

Chinese invention patent prospectus CN102226092A discloses a kind of continuous biomass low temperature pyrogenation charing method and charring furnace thereof, its charring furnace comprises drying installation, pyrolysis charring device, refrigerating unit and combustion chamber, utilize the mode of movement that flat spin advances, conservative control biomass are at charing residing time in furnace as requested, wherein, the high-temperature flue gas flow that in charring furnace, the temperature of different section produces according to biomass material feeding quantity and biomass pyrolytic gas firing controls, in the use procedure of reality, reflect according to applicant, this covering device can complete drying and the charing of biomass material preferably, but there is certain problem in it: although improve heat exchange efficiency by arranging labyrinth type heat exchanging device in the outer sleeve of this pyrolysis charring device, but its Whole Equipment technique and counter structure complexity, cost is high, simultaneously, in charring furnace, the heat supplied of different section not easily regulates according to the actual demand of mummification and charing, cause heat utilization ratio low, hold facility area is large and production cost is high.

Summary of the invention:

An object of the present invention is for the deficiencies in the prior art part, a kind of biomass continuous pyrolysis carbonizing treatment method is provided, the method is by the heat supplied of adjustment burner and by the pressure in air-duct adjusting device precise hard_drawn tuhes drying machine chuck and charring furnace chuck, heat supply can be carried out by combustion chamber according to the actual needs of mummification and charing, it is little that technique and counter structure simplify, facility compact takes up an area face, the utilization ratio of heat is high, and production cost is low.

Technology solution of the present invention is as follows:

A kind of biomass continuous pyrolysis carbonizing treatment method, comprises heat supply, pre-process, charing process, gas processing and gas and utilizes part, it is characterized in that: also comprise pressure controlling section;

A () heat supply part: arrange a burner, passes into the bocca of burner in a combustion chamber and obtains high-temperature flue gas;

(b) pre-process part: biomass are inserted pre-process indoor, the high-temperature flue gas introducing heat supply part adopts the biomass of mode to pre-process indoor of outer thermal jacket heating to heat, temperature during work in chuck is 500-700 DEG C, and pre-process heating indoor is to 100-250 DEG C;

(c) charing treating part: the biomass after pre-process are sent into charing treatment chamber, introduce the high-temperature flue gas of heat supply part, the mode adopting outer thermal jacket to heat heats the biomass in charing treatment chamber, temperature during work in chuck is 700-900 DEG C, is heated to 450-650 DEG C in charing treatment chamber; Charing treatment chamber is oxygen debt or anaerobic state;

(d) air treatment section: collect the gas-phase product produced in pre-process part and charing treating part process, adopt the mode of water-cooled heat exchange to carry out condensation, obtain condensed fluid and noncondensable gas;

E () gas utilizes part: burn as fuel of heat supply in the combustion chamber of noncondensable gas being introduced heat supply part, and this noncondensable gas oxidizing reaction occurs in combustion chamber and obtains high-temperature flue gas, and the temperature of high-temperature flue gas is 700-900 DEG C;

F () pressure controlling section: individually regulate and export with the outer thermal jacket carbonizing treating part the air-duct adjusting device be connected with described pre-process part, makes the pressure in the outer thermal jacket of pre-process part and charing treating part be negative pressure;

G () is discharged after the solid residue cooling in charing treatment chamber, and reclaim.

Controlled the sectional area of this pipeline by the pipeline flow diameter changing the exhaust duct be connected with described air-duct adjusting device, namely when being diminished by the circulation diameter of pipeline, the gas flow passed through in its unit time can reduce; Otherwise then contrary, thus regulate the flow velocity and the flow that flow to gas in the outer thermal jacket of pre-process part and charing treating part, and in conjunction with the heat supplied of burner and then the normal working temperature of guarantee pre-process room and charing treatment chamber.

In the present invention there is the high-temperature flue gas that oxidizing reaction obtains in noncondensable gas in combustion chamber, for pre-process part and charing treating part provide heat energy, realizes energy recycling.

As improvement, the flue gas that described pre-process part and thermal jacket outlet outside charing treating part are discharged is by discharging after charcoal absorption and bag-type dust process.Particularly, for the oxynitride contained in flue gas, (toxic gas such as NOx), dioxin is undertaken purifying rear qualified discharge by charcoal absorption and bag-type dust.

As improvement, described burner is natural gas burner, biomass particle burner, oil fuel burner, coal burner.

As improvement, the temperature of combustion of described noncondensable gas is 1000 ~ 1100 DEG C.

Gas utilizes in part, and some composition of noncondensable gas may not sufficient combustion, the burner in combustion chamber can be utilized to provide auxiliary thermal source, impel noncondensable gas Thorough combustion, ensure the normal working temperature of combustion chamber simultaneously.

Another object of the present invention is for the deficiencies in the prior art part, carry a kind of biomass continuous pyrolysis carbonization processing device, under this device passes through the acting in conjunction of adjustment burner and air channel variable valve and induced draft fan, difference heat supply can be carried out according to the actual needs of drying machine and rotary carbide furnace, equipment and counter structure simplify, capacity usage ratio is high, and operation cost is low, can realize extensive consecutive production.

The scheme that the present invention solve the technical problem is:

A kind of biomass continuous pyrolysis carbonization processing device, comprises combustion chamber, preprocessing unit, charing processing unit, air processing unit and gas range site, it is characterized in that: also comprise pressure control unit;

Described combustion chamber arranges a burner;

Described preprocessing unit is external-heat drier, and this drying machine is provided with drying machine chuck, and drying machine chuck to be exported with the high-temperature flue gas of combustion chamber by flue gas delivery pipe road and communicates;

Described charing processing unit is external-heat charring furnace, and this charring furnace is provided with charring furnace chuck, and charring furnace chuck to be exported with the high-temperature flue gas of combustion chamber by flue gas delivery pipe road and is connected;

Described air processing unit comprises fume collection pipeline, water-cooled heat exchanger, drying machine is connected with water-cooled heat exchanger by fume collection pipeline with the pneumatic outlet of charring furnace, drying machine and the interior gas-phase product produced of charring furnace introduce water-cooled heat exchanger, after heat exchange, obtain condensed fluid;

Described gas range site comprises non-condensable gas conduit, the air outlet of water-cooled heat exchanger is by non-condensable gas conduit and combustion chamber, the noncondensable gas obtained in water-cooled heat exchanger is introduced combustion chamber, and the high-temperature flue gas that combustion chamber produces transfers in drying machine chuck and charring furnace chuck by flue gas delivery pipe road;

Described pressure control unit comprises the air channel variable valve on the export pipeline being separately positioned on drying machine chuck and charring furnace chuck, is controlled the pressure in drying machine chuck and charring furnace chuck by air channel variable valve and the first induced draft fan of being connected with this air channel variable valve.

The present invention only uses a combustion chamber to carry out heat supply respectively to drying machine chuck and rotary carbide furnace chuck, by regulating heat supplied and then the adjustment of this burner, control and keep the temperature of the high-temperature flue gas entered in drying machine chuck and rotary carbide furnace chuck, and according to the actual demand in technological process, the flow velocity of high-temperature flue gas in drying machine chuck and rotary carbide furnace chuck is realized by the absorbing quantity of the air channel openings of sizes and the first induced draft fan that regulate air channel variable valve, and then regulate, to control and keep dry machine and rotary carbide furnace remain at suitable working temperature, structure is simple, be easy to control.

As improvement, described non-condensable gas conduit is also provided with coupled the second logical induced draft fan, noncondensable gas is introduced in combustion chamber and burns as fuel of heat supply, and the pressure in drying machine chuck and charring furnace chuck individually, is accurately controlled.

As improvement, also comprise the activated carbon adsorber for purifying the flue gas of drying machine chuck and the discharge of charring furnace Jacket outlet and sack cleaner.

As improvement, described drying machine chuck and charring furnace Jacket outlet pipeline all arrange a quench tower, activated carbon adsorber is between this quench tower and described air channel variable valve, sack cleaner outlet is provided with coupled logical induced draft fan, the flue gas that drying machine chuck and charring furnace Jacket outlet are discharged first is cooled to less than 200 DEG C through quench tower respectively, then discharges enter sack cleaner purification after activated carbon adsorber and air channel variable valve after.

Compared with prior art, beneficial effect of the present invention is:

(1) drying machine of the present invention and rotary carbide furnace adopt the normal mode arranging hotblast stove respectively, combustion chamber and hotblast stove are classified as one, only use burner, achieve heat supply is distinguished in combustion chamber mode to drying machine and rotary carbide furnace; And the temperature of the high-temperature flue gas in drying machine chuck and rotary carbide furnace chuck is entered by means of only the heat supplied and then adjustment, control and maintenance that regulate this burner.

(2) by structure and the form of configuration water-cooled heat exchanger, the gas-phase product cleaning type that biomass produce in drying machine and rotary carbide furnace is reclaimed, can realize carrying out resource utilization recovery to the pyrolysis gas of multiple organic waste.

(3) by the acting in conjunction of air channel variable valve and induced draft fan, realize the precise hard_drawn tuhes of the pressure in drying machine and rotary carbide furnace chuck, can according to the actual demand in technological process, the flow velocity of high-temperature flue gas in drying machine chuck and rotary carbide furnace chuck is realized by the absorbing quantity of the air channel openings of sizes and induced draft fan that regulate air channel variable valve, and then regulate, control and keep dry machine and rotary carbide furnace remain negative pressure state and maintain suitable working temperature, its structure is simple, easy to adjust and cost is low.

(4) pyrolysis gas purification and sack cleaner is added, be applicable to the pyrolysis charring process of wider organic waste, comprise the biomass of common wooden, balloonflower root class, particularly can for handled thing can produce in treating processes dusty gas (as, Nox dioxin etc.) refuse, as domestic refuse, sewage plant sludge, Hazardous wastes, agricultural and straw waste, feces of livestock and poultry, domestic refuse, food debris, medical waste and the harmful carcase etc. that dies of illness.

In sum, the present invention have that work simplification, device structure are simple, stable and reliable operation, heat utilization ratio advantages of higher.

Accompanying drawing illustrates:

Below in conjunction with accompanying drawing, the present invention is described further:

Fig. 1 is the process flow sheet of the biomass continuous pyrolysis carbonizing treatment method of the embodiment of the present invention one;

Fig. 2 is the one-piece construction schematic diagram of the biomass continuous pyrolysis carbonization processing device of the embodiment of the present invention two;

Fig. 3 is the one-piece construction schematic diagram of drying machine in the present invention;

Fig. 4 is the one-piece construction schematic diagram of charring furnace in the present invention;

Fig. 5 is the one-piece construction schematic diagram of air-duct adjusting device in the present invention.

In figure: 1, combustion chamber; 1a, burner; 2, drying machine; 21, drying machine chuck; The pneumatic outlet of 2a, drying machine; The solids inlet of 2b, drying machine; The solid outlet of 2c, drying machine; 3, rotary carbide furnace; 31, rotary carbide furnace chuck; The pneumatic outlet of 3a, rotary carbide furnace; The solids inlet of 3b, rotary carbide furnace; 1a, high-temperature flue gas export; 4, flue gas delivery pipe road; 4a, dilution mouth; 5, fume collection pipeline; 6, water-cooled heat exchanger; 7, the first induced draft fan; 8, helical feed pipeline; 9, carbonization residue container; 10, non-condensable gas conduit; 11, export pipeline; 12, air channel variable valve; 13, activated carbon adsorber; 14, sack cleaner; 15, the second induced draft fan; 16, quench tower.

Embodiment:

The following stated is only preferred embodiment of the present invention, not limits scope of the present invention.

Embodiment one

Fig. 1 is the process flow sheet of embodiment one biomass continuous pyrolysis carbonizing treatment method.As shown in Figure 1, a kind of biomass continuous pyrolysis carbonizing treatment method, comprises heat supply, pre-process, charing process, gas processing, gas utilization part and pressure controlling section;

A () heat supply part: arrange a burner, passes into the bocca of burner in a combustion chamber and obtains high-temperature flue gas;

(b) pre-process part: biomass are inserted pre-process indoor, the high-temperature flue gas introducing heat supply part adopts the biomass of mode to pre-process indoor of outer thermal jacket heating to heat, temperature during work in chuck is 500-700 DEG C, and pre-process heating indoor is to 100-250 DEG C;

(c) charing treating part: the biomass after pre-process are sent into charing treatment chamber, introduce the high-temperature flue gas of heat supply part, the mode adopting outer thermal jacket to heat heats the biomass in charing treatment chamber, temperature during work in chuck is 700-900 DEG C, is heated to 450-650 DEG C in charing treatment chamber; Charing treatment chamber is oxygen debt or anaerobic state;

(d) air treatment section: collect the gas-phase product produced in pre-process part and charing treating part process, adopt the mode of water-cooled heat exchange to carry out condensation, obtain condensed fluid and noncondensable gas respectively;

E () gas utilizes part: burn as fuel of heat supply in the combustion chamber of noncondensable gas being introduced heat supply part, and this noncondensable gas oxidizing reaction occurs in combustion chamber and obtains high-temperature flue gas, and the temperature of high-temperature flue gas is 700-900 DEG C;

(f) pressure controlling section: individually regulate and export with the outer thermal jacket carbonizing treating part the air-duct adjusting device be connected with described pre-process part, make the pressure in the outer thermal jacket of pre-process part and charing treating part be negative pressure, ensure the normal working temperature of pre-process room and charing treatment chamber;

G () is discharged after the solid residue cooling in charing treatment chamber, and reclaim.

Controlled the sectional area of this pipeline by the pipeline flow diameter changing the exhaust duct be connected with described air-duct adjusting device, namely when being diminished by the circulation diameter of pipeline, the gas flow passed through in its unit time can reduce; Otherwise then contrary, thus regulate the flow velocity and the flow that flow to gas in the outer thermal jacket of pre-process part and charing treating part, and in conjunction with the heat supplied of burner and then the normal working temperature of guarantee pre-process room and charing treatment chamber.

There is oxidizing reaction and obtain high-temperature flue gas in described noncondensable gas, for pre-process part and charing treating part provide heat energy in combustion chamber.The temperature of combustion of described noncondensable gas is 1000 ~ 1100 DEG C, realizes energy recycling.The flue gas that described pre-process part is discharged with thermal jacket outlet outside charing treating part, particularly, for the oxynitride contained in flue gas, (toxic gas such as NOx), dioxin is cooled to after below 200 DEG C, add Powdered Activated Carbon and de-acidying agent, qualified discharge after air channel adjustment is purified by bag-type dust again, described de-acidying agent is unslaked lime etc., in order to remove the sour gas in flue gas.Described burner is natural gas burner, biomass particle burner, oil fuel burner, coal burner, gas utilizes in part, some composition of noncondensable gas may not sufficient combustion, the burner in combustion chamber can be utilized to provide auxiliary thermal source, impel noncondensable gas Thorough combustion, ensure the normal working temperature of combustion chamber simultaneously.

Embodiment two

Fig. 2 is the one-piece construction schematic diagram of embodiment two pyrolyzing sludge carbonization processing device.As shown in Figure 2, a kind of biomass continuous pyrolysis carbonization processing device, comprises combustion chamber 1, preprocessing unit, charing processing unit, air processing unit, gas range site and pressure control unit, and described combustion chamber 1 arranges a burner 1a; As shown in Figure 3, described preprocessing unit is external-heat drier 2, and this drying machine 2 is provided with drying machine chuck 21, and drying machine chuck 21 exports 1a by flue gas delivery pipe road 4 with the high-temperature flue gas of combustion chamber 1 and communicates; As shown in Figure 4, described charing processing unit is external-heat charring furnace 3, and this charring furnace 3 is provided with charring furnace chuck 31, and charring furnace chuck 31 exports 1a by flue gas delivery pipe road 4 with the high-temperature flue gas of combustion chamber 1 and is connected;

Described air processing unit comprises fume collection pipeline 5, water-cooled heat exchanger 6, the pneumatic outlet 2a of drying machine 2 is connected with water-cooled heat exchanger 6 respectively by fume collection pipeline 5 with the pneumatic outlet 3a of charring furnace 3, the gas-phase product produced in drying machine 2 is introduced water-cooled heat exchanger 6 in through fume collection pipeline 5 by the inlet mouth of water-cooled heat exchanger 6 by its pneumatic outlet 2a, the gas-phase product produced in charring furnace 3 is introduced in water-cooled heat exchanger 6 by its pneumatic outlet 3a through fume collection pipeline 5, condensed fluid is obtained after heat exchange condensation, oil is realized after water-and-oil separator, moisture separates Huo get wood vinegar and tar,

In the present invention, biomass are sent in drying machine 2 by helical feed pipeline 8 by the solids inlet 2b of drying machine 2, discharge through its solid outlet 2c after mummification in drying machine 2, and send in charring furnace 3 by helical feed pipeline 8 by charring furnace 3 solids inlet 3b, the solid residue obtained after pyrolysis charring is sealed up for safekeeping in carbonization residue container 9 after discharging cooling by the solid outlet 3c of charring furnace 3.

Described gas range site comprises non-condensable gas conduit 10, non-condensable gas conduit 10 is provided with coupled the second logical induced draft fan 15, the air outlet of water-cooled heat exchanger 6 is connected with combustion chamber 1 respectively by non-condensable gas conduit 10, the noncondensable gas obtained in water-cooled heat exchanger 6 is introduced combustion chamber 1 by its air outlet through non-condensable gas conduit 10 by the second induced draft fan 15 and is burnt, the high-temperature flue gas that oxidizing reaction acquisition occurs noncondensable gas in combustion chamber 1 transfers in drying machine chuck 21 and charring furnace chuck 31 by flue gas delivery pipe road 4 drying machine chuck 21 and charring furnace chuck 31 import, realize 1 pair, combustion chamber drying machine 2 and charring furnace 3 heat supply respectively.

The export pipeline 11 of described drying machine chuck 21 and charring furnace chuck 31 all arranges a quench tower 16 and for regulating the air channel variable valve 12 of corresponding top hole pressure, one activated carbon adsorber 13 is all set between described quench tower 16 and air channel variable valve 12, the deacidifying device for removing the sour gas in flue gas also can be provided with between activated carbon adsorber 13 and air channel variable valve 12, simultaneously, the outlet of this sack cleaner 14 is provided with coupled the first logical induced draft fan 7, drying machine chuck 21 and charring furnace chuck 31 export the flue gas of discharging respectively first after below cold 16 but to 200 of quench tower DEG C, cross air channel variable valve 12 through activated carbon adsorber 13 and deacidifying device again to enter sack cleaner 14 and carry out qualified discharge after purifying treatment.As shown in Figure 5, by the air channel openings of sizes that regulates air channel variable valve 12 and the absorbing quantity size of induced draft fan 15 be connected with this air channel variable valve 12, realize the flow velocity of high-temperature flue gas in drying machine chuck and charring furnace chuck, the pressure controlled in drying machine chuck 21 and charring furnace chuck 31 is negative pressure, so regulate, control and keep dry machine and charring furnace remain at suitable working temperature.Wherein, air channel variable valve 12 all can be replaced by fan with low voltage, and by regulating the absorbing quantity size of the first induced draft fan 7 and fan with low voltage, the pressure controlled in drying machine chuck 21 and charring furnace chuck 31 is negative pressure.

The described flue gas delivery pipe road 4 be connected with the import of drying machine chuck 21 is also provided with the dilution mouth 4a for controlling drying machine chuck 21 air output, this dilution mouth 4a is for regulating the temperature entering high-temperature flue gas in drying machine chuck 21; Meanwhile, drying machine 2 and charring furnace 3 are provided with temperature and pressure transmitter, make pressure and temperature in drying machine chuck 21 and charring furnace chuck 31 can separately, precise hard_drawn tuhes.

Claims (6)

1. a biomass continuous pyrolysis carbonizing treatment method, comprises heat supply, pre-process, charing process, gas processing and gas and utilizes part, it is characterized in that: also comprise pressure controlling section;
A () heat supply part: arrange a burner, passes into the bocca of burner in a combustion chamber and obtains high-temperature flue gas;
(b) pre-process part: biomass are inserted pre-process indoor, the high-temperature flue gas introducing heat supply part adopts the biomass of mode to pre-process indoor of outer thermal jacket heating to heat, and is heated to 100-200 DEG C;
(c) charing treating part: the biomass after pre-process are sent into charing treatment chamber, introduce the high-temperature flue gas of heat supply part, the mode adopting outer thermal jacket to heat heats the biomass in charing treatment chamber, is heated to 450-550 DEG C; Charing treatment chamber is oxygen debt or anaerobic state;
(d) air treatment section: collect the gas-phase product produced in pre-process part and charing treating part process, adopt the mode of water-cooled heat exchange to carry out condensation, obtain condensed fluid and noncondensable gas;
E () gas utilizes part: burn as fuel of heat supply in the combustion chamber of noncondensable gas being introduced heat supply part, and this noncondensable gas oxidizing reaction occurs in combustion chamber and obtains high-temperature flue gas;
F () pressure controlling section: individually regulate and export with the outer thermal jacket carbonizing treating part the air-duct adjusting device be connected with described pre-process part, makes the pressure in the outer thermal jacket of pre-process part and charing treating part be negative pressure;
G () is discharged after the solid residue cooling in coking chamber process, and reclaim.
2. a kind of biomass continuous pyrolysis carbonizing treatment method as claimed in claim 1, is characterized in that: the flue gas that described pre-process part and thermal jacket outlet outside charing treating part are discharged is by discharging after charcoal absorption and bag-type dust process.
3. a kind of biomass continuous pyrolysis carbonizing treatment method as claimed in claim 1 or 2, is characterized in that: described burner is natural gas burner, biomass particle burner, oil fuel burner, coal burner.
4. a biomass continuous pyrolysis carbonization processing device, comprises combustion chamber, preprocessing unit, charing processing unit, air processing unit and gas range site, it is characterized in that: also comprise pressure control unit;
Described combustion chamber arranges a burner;
Described preprocessing unit is external-heat drier, and this drying machine is provided with drying machine chuck, and drying machine chuck to be exported with the high-temperature flue gas of combustion chamber by flue gas delivery pipe road and communicates;
Described charing processing unit is external-heat charring furnace, and this charring furnace is provided with charring furnace chuck, and charring furnace chuck to be exported with the high-temperature flue gas of combustion chamber by flue gas delivery pipe road and is connected;
Described air processing unit comprises fume collection pipeline, water-cooled heat exchanger, drying machine is connected with water-cooled heat exchanger by fume collection pipeline with the pneumatic outlet of charring furnace, drying machine and the interior gas-phase product produced of charring furnace introduce water-cooled heat exchanger, after heat exchange, obtain condensed fluid;
Described gas range site comprises non-condensable gas conduit, the air outlet of water-cooled heat exchanger is by non-condensable gas conduit and combustion chamber, the noncondensable gas obtained in water-cooled heat exchanger is introduced combustion chamber, and the high-temperature flue gas that combustion chamber produces transfers in drying machine chuck and charring furnace chuck by flue gas delivery pipe road;
Described pressure control unit comprises the air channel variable valve on the export pipeline being separately positioned on drying machine chuck and charring furnace chuck, is controlled the pressure in drying machine chuck and charring furnace chuck by air channel variable valve and the first induced draft fan of being connected with this air channel variable valve.
5. a kind of biomass continuous pyrolysis carbonization processing device as claimed in claim 4, is characterized in that: described non-condensable gas conduit is also provided with coupled the second logical induced draft fan, is introduced in combustion chamber by noncondensable gas and burn as fuel of heat supply.
6. a kind of biomass continuous pyrolysis carbonization processing device as described in claim 4 or 5, is characterized in that: also comprise the activated carbon adsorber for purifying the flue gas of drying machine chuck and the discharge of charring furnace Jacket outlet and sack cleaner.
CN201510312960.6A 2015-06-09 2015-06-09 A kind of biomass continuous pyrolysis carbonizing treatment method and device CN104861998B (en)

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CN107033935A (en) * 2017-05-11 2017-08-11 张家港市昇泰能源有限公司 One kind gasification equipment for preparing charcoal and gasification charcoal processing technique
CN108300499A (en) * 2018-03-26 2018-07-20 北京三聚绿能科技有限公司 A kind of joint production process of biomass carbon

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