CN213202929U

CN213202929U - Heat radiation energy recycling system in biomass gasification heat supply reactor

Info

Publication number: CN213202929U
Application number: CN202022242080.5U
Authority: CN
Inventors: 王宝伟; 孙建平; 胡继成
Original assignee: Wuxi Gelinjia Technology Co ltd
Current assignee: Wuxi Gelinjia Technology Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-05-14
Anticipated expiration: 2030-10-10

Abstract

The utility model relates to a heat radiation energy recycling system in a biomass gasification heat supply reactor, which comprises a biomass gasification reactor; the biomass gasification reactor comprises a furnace tower jacket and a furnace body jacket; the furnace tower jacket is communicated with a closed furnace tower water path; the closed furnace tower water path comprises a heat exchanger, a furnace tower jacket water pump and a mixed water tank; the furnace tower jacket, the heat exchanger, the furnace tower jacket water pump and the mixed water tank are connected through a first pipeline; introducing a gasifying agent into the heat exchanger; the furnace body jacket is communicated with an open jacket water path; the open jacket waterway comprises a furnace body jacket water pump and a hot water tank; the mixing water tank, the furnace body jacket water pump, the furnace body jacket and the hot water tank are connected in sequence through a second pipeline. The utility model discloses not only make energy can abundant utilization, also practiced thrift a large amount of demineralized water simultaneously.

Description

Heat radiation energy recycling system in biomass gasification heat supply reactor

Technical Field

The utility model relates to a biomass gasification technical field, in particular to thermal radiation energy recovery utilizes system in biomass gasification heat supply reactor.

Background

The gasification of biomass is a process of subjecting high polymers of biomass to pyrolysis, oxidation, reduction and reforming reactions under certain thermodynamic conditions by the action of air (or oxygen) and steam, and finally converting the high polymers into combustible gases such as carbon monoxide, hydrogen and low molecular hydrocarbons.

Currently, in the field of biomass gasification, reactors have various forms, each of which involves the problem of loss of thermal radiant energy generated in the reactor.

Wherein, a part of heat energy can be taken away by the fuel gas, and the part can be utilized at the rear end; and the other part of the heat energy is lost by heat dissipation in different modes, and the heat is often dissipated in the form of water vapor. Therefore, energy is greatly wasted, about 25 percent of energy is wasted through calculation, and a large amount of water resources are wasted.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model discloses a thermal radiation energy recovery utilizes system in biomass gasification heat supply reactor.

The utility model discloses the technical scheme who adopts as follows:

a heat radiation energy recycling system in a biomass gasification heat supply reactor comprises a biomass gasification reactor; the biomass gasification reactor comprises a furnace tower jacket and a furnace body jacket; the furnace tower jacket is communicated with a closed furnace tower water path; the closed furnace tower water path comprises a heat exchanger, a furnace tower jacket water pump and a mixed water tank; the furnace tower jacket, the heat exchanger, the furnace tower jacket water pump and the mixed water tank are connected through a first pipeline; a gasifying agent is introduced into the heat exchanger; the furnace body jacket is communicated with an open jacket water path; the open type jacket waterway comprises a furnace body jacket water pump and a hot water tank; the mixed water tank, the furnace body jacket water pump, the furnace body jacket and the hot water tank are connected in sequence through a second pipeline.

The method is further technically characterized in that: the first pipeline comprises a first pipeline, a second pipeline, a third pipeline, a fourth pipeline and a fifth pipeline which are closed in a circulating mode; one end of the first pipeline is communicated with a furnace tower cold water source, and the other end of the first pipeline is communicated with the mixed water tank; one end of the second pipeline is communicated with the mixed water tank, and the other end of the second pipeline is communicated with a water inlet of the furnace tower jacket water pump; one end of the third pipeline is communicated with a water outlet of the furnace tower jacket water pump, and the other end of the third pipeline is communicated with a shell pass inlet of the heat exchanger; one end of the fourth pipeline is communicated with a shell pass outlet of the heat exchanger, and the other end of the fourth pipeline is communicated with the furnace tower jacket; one end of the fifth pipeline is communicated with the furnace tower jacket, and the other end of the fifth pipeline is communicated with the mixed water tank.

The method is further technically characterized in that: and a low-temperature gasifying agent is introduced into a tube pass inlet of the heat exchanger, and a high-temperature gasifying agent is discharged from a tube pass outlet of the heat exchanger to the furnace tower jacket.

The method is further technically characterized in that: the second pipeline comprises a sixth pipeline, a seventh pipeline, an eighth pipeline and a ninth pipeline; one end of the sixth pipeline is communicated with the mixed water tank, and the other end of the sixth pipeline is communicated with a water inlet of the furnace body jacket water pump; one end of the seventh pipeline is communicated with a water outlet of the furnace body jacket water pump, and the other end of the seventh pipeline is communicated with the furnace body jacket; one end of the eighth pipeline is communicated with the furnace body jacket, and the other end of the eighth pipeline is communicated with the hot water tank; one end of the ninth pipeline is communicated with the hot water tank, and the other end of the ninth pipeline is communicated with the thermal unit.

The method is further technically characterized in that: the thermal unit is a boiler.

The utility model has the advantages as follows:

1. the utility model discloses a to thermal radiation energy collection, transport, transfer to utilize at last, energy collection and transfer are mainly accomplished by water circulating system, and the in-process not only makes the energy can abundant utilization, has also practiced thrift a large amount of demineralized water simultaneously.

2. The utility model can release a large amount of heat radiation energy in the process of completing biomass pyrolysis gas, and part of the energy is taken away by the pyrolysis gas and utilized at the rear end; the high temperature condition of the reactor exists, a water cooling jacket is arranged for protecting a furnace tower and a furnace body of the reactor, the water cooling jacket is utilized to collect heat radiation energy, cold water is continuously conveyed to the jacket through a pump, and the hot water is conveyed to a subsequent heat exchange unit.

Drawings

Fig. 1 is a schematic view of the present invention.

In the figure: 1. a biomass gasification reactor; 11. a furnace tower jacket; 12. a furnace body jacket; 2. a heat exchanger; 3. a furnace tower jacket water pump; 4. a mixing water tank; 5. a furnace body jacket water pump; 6. a hot water tank; 71. a first pipeline; 711. a first conduit; 712. a second conduit; 713. a third pipeline; 714. a fourth conduit; 715. a fifth pipeline; 72. a second pipeline; 721. a sixth pipeline; 722. a seventh pipe; 723. an eighth conduit; 724. a ninth conduit; 8. a furnace tower cold water source; 9. a thermal unit.

Detailed Description

The foregoing and other features, aspects and utilities of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings. Directional terms as referred to in the following examples, for example: up, down, left, right, front or rear, etc., are simply directions with reference to the drawings. Therefore, the directional terminology used is for the purpose of description and is not intended to be limiting, and moreover, like reference numerals will be used to refer to like elements throughout.

The following describes a specific embodiment of the present embodiment with reference to the drawings.

Fig. 1 is a schematic view of the present invention. As shown in fig. 1, a thermal radiation energy recycling system in a biomass gasification heat supply reactor includes a biomass gasification reactor 1. The biomass gasification reactor 1 includes a tower jacket 11 and a furnace jacket 12. The furnace tower jacket 11 is communicated with a closed furnace tower water path. The closed furnace tower water path comprises a heat exchanger 2, a furnace tower jacket water pump 3 and a mixed water tank 4. The furnace tower jacket 11, the heat exchanger 2, the furnace tower jacket water pump 3 and the mixed water tank 4 are connected through a first pipeline 71. Gasifying agent is introduced into the heat exchanger 2. The first pipe 71 includes a first pipe 711, a second pipe 712, a third pipe 713, a fourth pipe 714, and a fifth pipe 715 which are closed in circulation. One end of the first pipeline 711 is communicated with a furnace tower cold water source 8, and the other end of the first pipeline 711 is communicated with the mixed water tank 4. One end of the second pipeline 712 is communicated with the mixed water tank 4, and the other end of the second pipeline 712 is communicated with the water inlet of the furnace tower jacket water pump 3. One end of the third pipeline 713 is communicated with a water outlet of the furnace tower jacket water pump 3, and the other end of the third pipeline 713 is communicated with a shell pass inlet of the heat exchanger 2. One end of the fourth pipeline 714 is communicated with the shell side outlet of the heat exchanger 2, and the other end of the fourth pipeline 714 is communicated with the furnace tower jacket 11. One end of the fifth pipeline 715 is communicated with the furnace tower jacket 11, and the other end of the fifth pipeline 715 is communicated with the mixing water tank 4.

The tube pass inlet of the heat exchanger 2 is filled with low-temperature gasifying agent, and the tube pass outlet of the heat exchanger 2 discharges high-temperature gasifying agent to the furnace tower jacket 11.

In the first pipeline 71, a furnace tower cold water source 8 firstly enters a mixed water tank 4 to supplement water to the biomass gasification reactor 1, and then the water is pumped into a furnace tower jacket 11 by a furnace tower jacket water pump 3 to finish the cooling protection and the heat radiation energy collection of the furnace tower. After completion, the temperature of the mixing tank 4 is returned to the mixing tank so that the temperature of the mixing tank is about 60 ℃. In the process of conveying by the furnace tower jacket water pump 3, heat exchange with the low-temperature gasification agent is completed through the heat exchanger 2, and a part of energy is utilized.

The furnace body jacket 12 is communicated with an open jacket water path. The open jacket waterway comprises a furnace body jacket water pump 5 and a hot water tank 6. The mixing water tank 4, the furnace body jacket water pump 5, the furnace body jacket 12 and the hot water tank 6 are connected in sequence through a second pipeline 72. The second pipe 72 includes a sixth pipe 721, a seventh pipe 722, an eighth pipe 723, and a ninth pipe 724. One end of the sixth pipeline 721 is communicated with the mixing water tank 4, and the other end of the sixth pipeline 721 is communicated with the water inlet of the furnace body jacket water pump 5. One end of the seventh pipeline 722 is communicated with a water outlet of the furnace body jacket water pump 5, and the other end of the seventh pipeline 722 is communicated with the furnace body jacket 12. One end of the eighth pipeline 723 is communicated with the furnace jacket 12, and the other end of the eighth pipeline 723 is communicated with the hot water tank 6. One end of the ninth pipeline 724 is communicated with the hot water tank 6, and the other end of the ninth pipeline 724 is communicated with the thermal unit 9. Preferably, the thermal unit 9 is a boiler.

In the second pipeline 72, the furnace body jacket water pump 5 pumps water in the mixed water tank 4, the water is pumped into the furnace body jacket 12 to complete cooling protection and collection of thermal radiation energy of the furnace body, and after the furnace body jacket 12 discharges water, hot water enters the hot water tank 6 for the use of a hot unit 9 in the subsequent process.

The working principle of the utility model is as follows:

in the process of finishing the biomass pyrolysis gas, the biomass gasification reactor 1 releases a large amount of heat radiation energy, and part of the energy is taken away by the pyrolysis gas and utilized at the rear end. The biomass gasification reactor 1 has a high temperature condition, a water-cooled furnace tower jacket 11 and a water-cooled furnace body jacket 12 are arranged for protecting a furnace tower and a furnace body of the biomass gasification reactor 1, the furnace tower jacket 11 and the furnace body jacket 12 are utilized to collect heat radiation energy, cold water is continuously conveyed to the jackets through a furnace tower jacket water pump 3 and a furnace body jacket water pump 5, and hot water goes to a subsequent heat exchange unit 9.

The utilization of energy mainly has two units, and firstly hot water exchanges heat with the gasification agent required by the biomass gasification reactor 1 through the heat exchanger 2, heat is transferred to the gasification agent from the hot water, and the gasification agent brings the heat into the biomass gasification reactor 1, so that the recycling is realized.

Secondly, the hot water after heat exchange has high temperature, and the rest hot water directly enters the front end of the boiler water to supply the boiler water, so that the energy can be fully utilized.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made without departing from the basic structure of the invention.

Claims

1. The utility model provides a thermal radiation energy recycle system in biomass gasification heat supply reactor which characterized in that: comprising a biomass gasification reactor (1); the biomass gasification reactor (1) comprises a furnace tower jacket (11) and a furnace body jacket (12); the furnace tower jacket (11) is communicated with a closed furnace tower water path; the closed furnace tower water path comprises a heat exchanger (2), a furnace tower jacket water pump (3) and a mixed water tank (4); the furnace tower jacket (11), the heat exchanger (2), the furnace tower jacket water pump (3) and the mixed water tank (4) are connected through a first pipeline (71); a gasifying agent is introduced into the heat exchanger (2); the furnace body jacket (12) is communicated with an open jacket water path; the open type jacket water path comprises a furnace body jacket water pump (5) and a hot water tank (6); the mixing water tank (4), the furnace body jacket water pump (5), the furnace body jacket (12) and the hot water tank (6) are sequentially connected through a second pipeline (72).

2. The system for recycling thermal radiant energy in a biomass gasification heat-supplying reactor according to claim 1, wherein: the first pipeline (71) comprises a first pipeline (711), a second pipeline (712), a third pipeline (713), a fourth pipeline (714) and a fifth pipeline (715) which are closed in a circulating way; one end of the first pipeline (711) is communicated with a furnace tower cold water source (8), and the other end of the first pipeline (711) is communicated with the mixed water tank (4); one end of the second pipeline (712) is communicated with the mixing water tank (4), and the other end of the second pipeline (712) is communicated with a water inlet of the furnace tower jacket water pump (3); one end of the third pipeline (713) is communicated with a water outlet of the furnace tower jacket water pump (3), and the other end of the third pipeline (713) is communicated with a shell side inlet of the heat exchanger (2); one end of the fourth pipeline (714) is communicated with a shell side outlet of the heat exchanger (2), and the other end of the fourth pipeline (714) is communicated with the furnace tower jacket (11); one end of the fifth pipeline (715) is communicated with the furnace tower jacket (11), and the other end of the fifth pipeline (715) is communicated with the mixing water tank (4).

3. The system for recycling thermal radiant energy in a biomass gasification heat-supplying reactor according to claim 1 or 2, characterized in that: and a low-temperature gasifying agent is introduced into a tube pass inlet of the heat exchanger (2), and a high-temperature gasifying agent is discharged from a tube pass outlet of the heat exchanger (2) to the furnace tower jacket (11).

4. The system for recycling thermal radiant energy in a biomass gasification heat-supplying reactor according to claim 1, wherein: the second line (72) comprises a sixth duct (721), a seventh duct (722), an eighth duct (723) and a ninth duct (724); one end of the sixth pipeline (721) is communicated with the mixed water tank (4), and the other end of the sixth pipeline (721) is communicated with a water inlet of the furnace body jacket water pump (5); one end of the seventh pipeline (722) is communicated with a water outlet of the furnace body jacket water pump (5), and the other end of the seventh pipeline (722) is communicated with the furnace body jacket (12); one end of the eighth pipeline (723) is communicated with the furnace body jacket (12), and the other end of the eighth pipeline (723) is communicated with the hot water tank (6); one end of the ninth pipeline (724) is communicated with the hot water tank (6), and the other end of the ninth pipeline (724) is communicated with the thermal unit (9).

5. The system for recycling thermal radiant energy in a biomass gasification heat-supplying reactor according to claim 4, wherein: the thermal unit (9) is a boiler.