阅读说明：本技术 一种智能rto有机废气蓄热式氧化炉系统 (Intelligent RTO organic waste gas heat accumulating type oxidation furnace system ) 是由 黄勇 徐小丽 于 2021-09-16 设计创作，主要内容包括：本发明公开了一种智能RTO有机废气蓄热式氧化炉系统,包括废气处理系统和智能监测系统,废气处理系统依次包括碱洗塔、混合除湿箱、缓冲罐、主风机、氧化炉、燃烧机、混风箱、反吹扫风机和冷却塔,智能监测系统由若干阀门和检测器配合FSG燃烧机系统组成,阀门安装在连接各部分的输送管道中,检测器与各阀门通过FSG燃烧机系统联控,阀门均为智能型双路信号输出阀门。本发明整体设计合理,在有效的对废气进行处理的前提下,通过这些检测器对不同环节的处理设备进行实时监测,当某环节的处理设备出现损坏、老化或者其他不良反应的时候,能够及时停运,同时提醒维护人员及时维修或更换,大大降低了后期的维护成本。(The invention discloses an intelligent RTO organic waste gas heat accumulating type oxidation furnace system which comprises a waste gas treatment system and an intelligent monitoring system, wherein the waste gas treatment system sequentially comprises an alkaline washing tower, a mixed dehumidification box, a buffer tank, a main fan, an oxidation furnace, a burner, a mixed air box, a back-blowing fan and a cooling tower, the intelligent monitoring system consists of a plurality of valves and detectors matched with an FSG burner system, the valves are arranged in a conveying pipeline connecting all parts, the detectors and all valves are controlled by the FSG burner system in a combined mode, and the valves are intelligent two-way signal output valves. The invention has reasonable integral design, monitors the processing equipment of different links in real time through the detectors on the premise of effectively processing the waste gas, can stop the operation in time when the processing equipment of a certain link is damaged, aged or has other adverse reactions, and simultaneously reminds maintenance personnel to repair or replace in time, thereby greatly reducing the maintenance cost in the later period.)

1. An intelligent RTO organic waste gas regenerative type oxidation furnace system comprises a waste gas treatment system and an intelligent monitoring system, and is characterized in that,

the waste gas treatment system sequentially comprises an alkaline washing tower (1), a mixing dehumidification box (2), a buffer tank (3), a main fan (4), an oxidation furnace (5), a burner (6), a mixing air box (7), a reverse blowing fan (8) and a cooling tower (9);

an exhaust port of the alkaline tower (1) is connected with an air inlet of the mixing dehumidification box (2), and a dilution fan (10) is connected to a connecting pipeline of the exhaust port and the air inlet;

an exhaust port of the mixing dehumidification box (2) is connected with an air inlet of the buffer tank (3), and a drain valve (11) is arranged at the bottom of the buffer tank (3);

an exhaust port of the buffer tank (3) is connected with the main fan (4);

the oxidation furnace (5) comprises a plurality of heat storage chambers (13), air inlets of the heat storage chambers (13) are communicated with an air outlet of the main fan (4) through pipelines, and a flame arrester (14) is further arranged in an exhaust pipeline of the main fan (4);

an exhaust port of the heat storage chamber (13) is communicated with the air mixing box (7) through a pipeline, and an exhaust port of the air mixing box (7) is connected with the cooling tower (9);

a burner (6) and an explosion venting sheet (15) are arranged at the top of the oxidation furnace (5);

the reverse purging fan (8) is communicated with the bottom of the heat storage chamber (13) through a pipeline;

the intelligent monitoring system consists of a plurality of valves and detectors matched with the FSG burner system, the valves are arranged in a conveying pipeline connecting all the parts, the detectors and the valves are controlled in a combined mode through the FSG burner system, and the valves are intelligent two-way signal output valves;

the valve comprises:

the dilution air proportional valve (16), the said dilution air proportional valve (16) is set up on the air outlet pipeline of the dilution blower (10);

the lifting valve (12) is arranged on a pipeline connecting the buffer tank (3) and the main fan (4) and a pipeline connecting the main fan (4) and the heat storage chamber (13);

the check valve (18), the said check valve (18) is installed on pipeline that the back purge blower (8) links with regenerator (13);

the detector comprises:

the temperature detectors (19) are arranged in the regenerative chambers (13), the combustion chambers at the tops of the regenerative chambers (13) and the inlet and the outlet of the oxidation furnace (5), at least one temperature detector (19) is arranged at the top and the bottom of each regenerative chamber (13), one temperature detector (19) is arranged at the inlet and the outlet of the oxidation furnace (5), and a plurality of temperature detectors (19) corresponding to the regenerative chambers (13) are arranged in the combustion chambers;

the differential pressure transmitter (17), the said differential pressure transmitter (17) is set up in mixing the two ends of the dehumidification box (2), flame arrester (14) separately;

the pressure transmitter (20), the pressure transmitter (20) is respectively arranged on an air inlet pipeline at the front end of the main fan (4), the top of the oxidation furnace (5) and an exhaust pipeline of the air mixing box (7);

the analysis instrument (21) is installed on a pipeline communicated between the dehumidification box (2) and the buffer tank (3) and is provided with two groups.

2. The intelligent RTO organic waste gas heat accumulating type oxidizing furnace system according to claim 1, wherein the combustor (6) is connected with a fuel gas inlet pipeline and an air combustion fan pipeline simultaneously, electromagnetic valves are installed on the fuel gas inlet pipeline and the air combustion fan pipeline, and the combustor (6) and the electromagnetic valves on the fuel gas inlet pipeline and the air combustion fan pipeline are controlled by the FSG combustor system in a linkage mode.

3. The intelligent RTO organic waste gas heat accumulating type oxidizing furnace system according to claim 1, wherein a metal filter wire mesh sheet is installed inside the mixing dehumidification box (2), the installation direction of the metal filter wire mesh sheet is perpendicular to the circulation direction of waste gas, and the number of the metal filter wire mesh sheets is not less than two.

4. The intelligent RTO organic waste gas regenerative thermal oxidizer system of claim 2, wherein filters are installed at the air inlets of the main blower (4), the dilution blower (10), the back-blowing blower (8) and the combustion fan.

5. The intelligent RTO organic waste gas regenerative thermal oxidizer system as set forth in claim 1, wherein the main blower (4) is connected with a frequency converter (22), the main blower (4) is connected with a power supply through the frequency converter (22), and the frequency converter (22) is connected with the FSG burner system.

6. The intelligent RTO organic waste gas regenerative oxidizer system as set forth in claim 1, wherein an emergency air supply port is added on the top of the air mixing box (7) and a blind plate is provided.

7. The intelligent RTO organic waste gas regenerative oxidizer system of claim 1, wherein the oxidizer (5) and the regenerator (13) are both formed by Q235B casting, and are positioned by using a saddle ring grid plate which is 2507 stainless steel during casting.

8. The intelligent RTO organic waste gas regenerative oxidizer system of claim 1, wherein the pipes connecting the components are made of high temperature resistant and corrosion resistant material, the dilution air proportional valve (16), the lift valve (12) and the check valve (18) are all electromagnetic explosion-proof type valves, and the check valve (18) is a manual valve.

Technical Field

The invention relates to an oxidation furnace system, in particular to an intelligent RTO organic waste gas heat accumulating type oxidation furnace system.

Background

The heat accumulating type oxidation furnace is also called as a heat accumulating type thermal incinerator, the principle of the heat accumulating type thermal incinerator is that organic waste gas is heated to over 760 ℃, VOC in the waste gas is oxidized and decomposed into carbon dioxide and water, and the heat accumulating type thermal incinerator is common industrial waste gas treatment equipment in modern industry.

At present, the product is long used for industrial waste gas treatment, and a large amount of manpower, material resources and financial resources are spent in our country to maintain the equipment every year, mainly because of the defects of the equipment in the aspects of automatic adjustment, automatic detection and autonomous early warning. Therefore, the intelligent RTO organic waste gas regenerative type oxidation furnace system is provided.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides an intelligent RTO organic waste gas heat accumulating type oxidation furnace system.

In order to solve the technical problems, the invention provides the following technical scheme:

the invention relates to an intelligent RTO organic waste gas regenerative type oxidation furnace system, which comprises a waste gas treatment system and an intelligent monitoring system,

the waste gas treatment system sequentially comprises an alkaline washing tower, a mixing dehumidification box, a buffer tank, a main fan, an oxidation furnace, a burner, a mixing air box, a back-blowing air blower and a cooling tower;

an exhaust port of the alkaline tower is connected with an air inlet of the hybrid dehumidifying box, and a dilution fan is connected to a connecting pipeline of the exhaust port of the alkaline tower and the hybrid dehumidifying box;

an air outlet of the mixing dehumidification box is connected with an air inlet of a buffer tank, and a drain valve is arranged at the bottom of the buffer tank;

the exhaust port of the buffer tank is connected with the main fan;

the oxidation furnace comprises a plurality of regenerative chambers, air inlets of the regenerative chambers are communicated with an air outlet of a main fan through pipelines, and a flame arrester is arranged in an exhaust pipeline of the main fan;

an exhaust port of the heat storage chamber is communicated with the air mixing box through a pipeline, and an exhaust port of the air mixing box is connected with the cooling tower;

a burner and an explosion venting sheet are arranged at the top of the oxidation furnace;

the back-blowing and sweeping fan is communicated with the bottom of the heat accumulation chamber through a pipeline;

the intelligent monitoring system consists of a plurality of valves and detectors matched with the FSG burner system, the valves are arranged in a conveying pipeline connecting all the parts, the detectors and the valves are controlled in a combined mode through the FSG burner system, and the valves are intelligent two-way signal output valves;

the valve comprises:

the dilution air proportional valve is arranged on an air outlet pipeline of the dilution fan;

the lifting valve is arranged on a pipeline connecting the buffer tank with the main fan and a pipeline connecting the main fan with the heat storage chamber;

the check valve is arranged on a pipeline connecting the reverse purging fan and the regenerator;

the detector comprises:

the temperature detectors are arranged in the regenerators, the combustion chamber at the top of the regenerators and the inlet and the outlet of the oxidation furnace, at least one temperature detector is respectively arranged at the top and the bottom in each regenerator, one temperature detector is respectively arranged at the inlet and the outlet of the oxidation furnace, and a plurality of temperature detectors corresponding to the regenerators are arranged in the combustion chamber;

the differential pressure transmitter is respectively arranged at two ends of the mixing dehumidification box and the flame arrester;

the pressure transmitters are respectively arranged on an air inlet pipeline at the front end of the main fan, the top of the oxidation furnace and an exhaust pipeline of the air mixing box;

and the analysis instruments are arranged on the pipeline communicated between the dehumidification box and the buffer tank and are provided with two groups.

As a preferred technical scheme of the invention, the combustor is simultaneously connected with a fuel air inlet pipeline and an air combustion fan pipeline, electromagnetic valves are respectively arranged on the fuel air inlet pipeline and the air combustion fan pipeline, and the combustor and the electromagnetic valves positioned on the fuel air inlet pipeline and the air combustion fan pipeline are respectively in joint control with the FSG combustor system.

As a preferable technical scheme of the invention, the metal filter wire net sheets are arranged in the mixing dehumidification box, the installation direction of the metal filter wire net sheets is vertical to the circulation direction of the waste gas, and the number of the metal filter wire net sheets is not less than two.

As a preferred technical scheme of the invention, filters are arranged at air inlets of the main fan, the dilution fan, the back blowing and sweeping fan and the combustion fan.

As a preferable technical scheme of the invention, the main fan is connected with a frequency converter, the main fan is connected with a power supply through the frequency converter, and the frequency converter is jointly controlled with the FSG burner system.

As a preferred technical scheme of the invention, an emergency air supplement port is additionally arranged at the top of the air mixing box and is provided with a blind plate.

As a preferable technical scheme of the invention, the oxidation furnace and the regenerator are both cast and molded by adopting Q235B, and saddle ring grating plates are used for positioning in the casting process, and 2507 stainless steel is adopted as the saddle ring grating plates.

As a preferred technical scheme of the invention, pipelines for connecting all components are made of high-temperature-resistant anticorrosive materials, the dilution air proportional valve, the poppet valve and the check valve are all electromagnetic explosion-proof valves, and the check valve is a manual valve.

The invention has the beneficial effects that: this kind of intelligence RTO organic waste gas heat accumulation formula oxidation furnace system, overall design is reasonable, under the effectual prerequisite of handling waste gas, install different detectors between each pipeline, carry out real-time supervision to the treatment facility of different links through these detectors, and detector and valve that are located on each pipeline all with FSG combustor system joint control, damage appears in the treatment facility of certain link, when ageing or other adverse reactions, can in time shut down, remind maintainer in time to maintain or change simultaneously, greatly reduced the maintenance cost in later stage.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic diagram of the overall structure of an intelligent RTO organic waste gas regenerative oxidizer system of the present invention.

In the figure: 1. an alkaline washing tower; 2. a mixing dehumidification box; 3. a buffer tank; 4. a main fan; 5. an oxidation furnace; 6. a combustion engine; 7. a wind mixing box; 8. a reverse purging fan; 9. a cooling tower; 10. a dilution fan; 11. a drain valve; 12. a poppet valve; 13. a regenerator; 14. a flame arrestor; 15. explosion venting sheets; 16. a dilution air proportional valve; 17. a differential pressure transmitter; 18. a check valve; 19. a temperature detector; 20. a pressure transmitter; 21. an analytical instrument; 22. and a frequency converter.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in FIG. 1, the invention relates to an intelligent RTO organic waste gas regenerative type oxidation furnace system, which comprises a waste gas treatment system and an intelligent monitoring system,

the waste gas treatment system sequentially comprises an alkaline washing tower 1, a mixing dehumidification box 2, a buffer tank 3, a main fan 4, an oxidation furnace 5, a burner 6, a mixing air box 7, a reverse blowing fan 8 and a cooling tower 9;

an exhaust port of the alkaline tower 1 is connected with an air inlet of the mixing dehumidification box 2, and a dilution fan 10 is connected to a connecting pipeline of the exhaust port and the air inlet;

an exhaust port of the mixing dehumidification box 2 is connected with an air inlet of the buffer tank 3, and a drain valve 11 is arranged at the bottom of the buffer tank 3;

the exhaust port of the buffer tank 3 is connected with the main fan 4;

the oxidation furnace 5 comprises a plurality of regenerative chambers 13, the air inlets of the regenerative chambers 13 are communicated with the air outlet of the main fan 4 through pipelines, and a flame arrester 14 is also arranged in the exhaust pipeline of the main fan 4;

an exhaust port of the heat storage chamber 13 is communicated with the air mixing box 7 through a pipeline, and an exhaust port of the air mixing box 7 is connected with the cooling tower 9;

the top of the oxidation furnace 5 is provided with a burner 6 and an explosion venting sheet 15;

the reverse purging fan 8 is communicated with the bottom of the regenerator 13 through a pipeline;

the intelligent monitoring system consists of a plurality of valves and detectors which are matched with the FSG burner system, the valves are arranged in a conveying pipeline connecting all the parts, the detectors and the valves are controlled by the FSG burner system in a combined mode, and the valves are intelligent two-way signal output valves;

the valve includes:

a dilution air proportional valve 16, wherein the dilution air proportional valve 16 is arranged on an air outlet pipeline of the dilution fan 10;

the lifting valve 12 is arranged on a pipeline connecting the buffer tank 3 with the main fan 4 and a pipeline connecting the main fan 4 with the heat storage chamber 13;

a check valve 18, wherein the check valve 18 is arranged on a pipeline connecting the reverse purge fan 8 and the regenerator 13;

the detector includes:

the temperature detectors 19 are arranged in the regenerative chambers 13, the combustion chambers at the tops of the regenerative chambers 13 and the inlet and the outlet of the oxidation furnace 5, at least one temperature detector 19 is respectively arranged at the top and the bottom in each group of regenerative chambers 13, one temperature detector 19 is respectively arranged at the inlet and the outlet of the oxidation furnace 5, and a plurality of temperature detectors 19 corresponding to the regenerative chambers 13 are arranged in the combustion chambers;

the differential pressure transmitter 17, the differential pressure transmitter 17 is set up in mixing the two ends of the dehumidification case 2, flame arrester 14 separately;

the pressure transmitter 20, the pressure transmitter 20 is set up on the air inlet pipeline of the front end of the main blower 4, the top of the oxidation oven 5 and exhaust duct of the air mixing box 7 separately;

the analytical instruments 21 are arranged on a pipeline communicated between the dehumidification box 2 and the buffer tank 3, and two groups of the analytical instruments 21 are arranged.

The combustor 6 is connected with fuel inlet pipeline and air combustion fan pipeline simultaneously, all installs the solenoid valve on fuel inlet pipeline and the air combustion fan pipeline, and combustor 6, the solenoid valve that is located on fuel inlet pipeline and the air combustion fan pipeline all allies oneself with accuse with the FSG combustor system.

The inside of the mixing dehumidification box 2 is provided with metal filter wire meshes, the installation direction of the metal filter wire meshes is vertical to the circulation direction of the waste gas, and the number of the metal filter wire meshes is not less than two.

Filters are arranged at air inlets of the main fan 4, the dilution fan 10, the back-flushing fan 8 and the combustion-supporting fan.

The main fan 4 is connected with a frequency converter 22, the main fan 4 is connected with a power supply through the frequency converter 22, and the frequency converter 22 is in joint control with the FSG burner system.

An emergency air supply opening is additionally arranged at the top of the air mixing box 7 and is provided with a blind plate.

The oxidation furnace 5 and the regenerator 13 are both cast and molded by Q235B, and are positioned by saddle ring grating plates which are 2507 stainless steel in the casting process.

The pipeline for connecting each subassembly all adopts high temperature resistant anticorrosive material to make, dilutes wind proportional valve 16, poppet valve 12, check valve 18 and is the explosion-proof type valve of electromagnetism, and check valve 18 is manual valve.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.