Variable cross-section sonic torch

Abstract

The utility model relates to the technical field of petrochemical engineering torch combustion, in particular to a variable cross-section sonic torch which comprises a torch barrel, a fuel distribution tank is mounted at the upper end of the torch barrel, a plurality of groups of distribution holes are formed in the top of the fuel distribution tank, each group of distribution holes is fixedly connected with a corresponding distribution pipe, sonic combustors are mounted at the ends of the distribution pipes, and the sonic combustors are connected with the fuel distribution tank. The plurality of groups of distribution pipes are arranged from inside to outside and are divided into inner ring distribution pipes and outer ring distribution pipes, inner ring springs are mounted in the sonic combustors at the end parts of the inner ring distribution pipes, outer ring springs are mounted in the sonic combustors at the end parts of the outer ring distribution pipes, the rigidity of the inner ring springs is different from that of the outer ring springs, and the rigidity of the outer ring springs is different from that of the inner ring springs. The multiple sets of sound speed brake dyeing devices can generate different outlet gaps to obtain different burner loads so as to keep the optimal burning state, and the problems that an existing traditional torch design mostly adopts a fixed section structure, the optimal smokeless burning state cannot be achieved, and flame stability is poor are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of petrochemical torch combustion, in particular to a variable-section sonic torch. Background Art

[0002] Traditional flare designs mostly use a fixed cross-section structure, which is prone to produce black smoke under certain emission conditions. Its smokeless combustion efficiency is affected by many factors such as cross-sectional size, gas medium, and airflow velocity, and it is impossible to achieve the optimal smokeless combustion state. In addition, the traditional flare emission flow rate is limited to 0.5 Mach, and there are certain problems in flame stability, which makes it difficult to adapt to the combustion requirements of different operating conditions. Utility Model Content

[0003] The utility model aims to provide a variable-section sonic torch, which is used to solve the problem that the existing traditional torch designs mostly adopt a fixed-section structure, cannot achieve the best smokeless combustion state and have poor flame stability.

[0004] To achieve the above-mentioned purpose, the utility model provides a variable-section sonic torch, including a torch barrel, a fuel distribution tank is installed on the upper end of which, a plurality of groups of distribution holes are opened on the top of the fuel distribution tank, each group of distribution holes is fixedly connected to a corresponding distribution pipe, a sonic burner is installed at the end of the distribution pipe, and the plurality of groups of distribution pipes are arranged from the inside to the outside, and are divided into an inner ring distribution pipe and an outer ring distribution pipe, wherein an inner ring spring is installed in the sonic burner at the end of the inner ring distribution pipe, and an outer ring spring is installed in the sonic burner at the end of the outer ring distribution pipe, and the stiffness of the inner ring spring and the outer ring spring are different.

[0005] As a further solution of the utility model, the top circumferential side and the top end surface of the fuel distribution tank are respectively provided with multiple groups of distribution holes, wherein the distribution holes on the top circumferential side are used to connect the outer circle distribution pipes, and the distribution holes on the top end surface are used to connect the inner circle distribution pipes.

[0006] As a further solution of the present invention, the sonic burner is detachably connected to the end of the corresponding distribution pipe.

[0007] Compared with the prior art, the utility model achieves optimization of smokeless combustion efficiency, smokeless combustion load range and flame stability through combined design and variable stiffness and variable cross-section adjustment. The flexible inner and outer ring variable stiffness and variable cross-section adjustment function enables the torch to adapt to the combustion requirements of different working conditions, improves the smokeless combustion efficiency, and reduces energy consumption. The variable load, cross-disturbance, and stable flow design of the inner and outer ring burners also ensure the stability of the flame and improve the reliability and safety of the torch. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 The utility model is a structural schematic diagram of a variable-section sonic torch.

[0009] In the attached figure: 1. flare barrel; 2. fuel distribution tank; 3. distribution pipe; 4. outer ring spring; 5. inner ring spring; 6. sonic burner. DETAILED DESCRIPTION

[0010] The technical solution of the utility model is further described in detail below in conjunction with specific implementation methods.

[0011] like Figure 1 As shown, in an embodiment of the utility model, a variable cross-section sonic torch comprises a torch barrel 1, a fuel distribution tank 2 is installed at the upper end thereof, a plurality of distribution holes are opened on the top of the fuel distribution tank 2, each group of distribution holes is fixedly connected to a corresponding distribution pipe 3, a sonic burner 6 is installed at the end of the distribution pipe 3, and a plurality of groups of distribution pipes 3 are arranged from the inside to the outside, and are divided into an inner ring distribution pipe and an outer ring distribution pipe, wherein an inner ring spring 5 is installed in the sonic burner 6 at the end of the inner ring distribution pipe, an outer ring spring 4 is installed in the sonic burner 6 at the end of the outer ring distribution pipe, and the stiffness of the inner ring spring 5 is different from that of the outer ring spring 4;

[0012] The inner ring distribution pipe and the outer ring distribution pipe can be of the same or different cross-sectional sizes. The utility model does not impose rigid requirements on the size of the distribution pipe 3.

[0013] Furthermore, the utility model designs inner coil springs 5 ​​and outer coil springs 4 of different stiffness specifications and cooperates with corresponding sonic burners 6 to form 6 groups of variable-section sonic burners, so that the fuel distribution tank 2 can produce different outlet gaps and obtain different burner loads.

[0014] like Figure 1 As shown, in the embodiment of the utility model, the top circumferential side and the top end face of the fuel distribution tank 2 are respectively provided with a plurality of groups of distribution holes, wherein the distribution holes on the top circumferential side are used to connect the outer circle distribution pipe, and the distribution holes on the top end face are used to connect the inner circle distribution pipe. Of course, during the actual design, the positions of the distribution holes can also be flexibly selected according to actual conditions.

[0015] like Figure 1 As shown, in the embodiment of the utility model, the sonic burner 6 is detachably connected to the end of the corresponding distribution pipe 3, and the installer can disassemble, assemble and replace the sonic burner according to actual conditions.

[0016] To sum up the above, the utility model achieves the optimization of smokeless combustion efficiency, smokeless combustion load range and flame stability through combined design and variable stiffness and variable cross-section adjustment. The flexible inner and outer ring variable stiffness and variable cross-section adjustment function enables the torch to adapt to the combustion requirements of different working conditions, improves the smokeless combustion efficiency, and reduces energy consumption. The variable load, cross-disturbance and stable flow design of the inner and outer ring burners also ensure the stability of the flame and improve the reliability and safety of the torch.

[0017] The preferred embodiments of the present invention are described in detail above, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of the present invention.

Claims

1. A variable cross-section sonic torch, characterized in that: It comprises a flare barrel body, on the upper end of which a fuel distribution tank is installed, a plurality of distribution holes are provided on the top of the fuel distribution tank, each group of distribution holes is fixedly connected to a corresponding distribution pipe, a sonic burner is installed at the end of the distribution pipe, and the plurality of distribution pipes are arranged from the inside to the outside, and are divided into an inner ring distribution pipe and an outer ring distribution pipe, wherein an inner ring spring is installed in the sonic burner at the end of the inner ring distribution pipe, an outer ring spring is installed in the sonic burner at the end of the outer ring distribution pipe, and the inner ring spring and the outer ring spring have different stiffnesses.

2. A variable cross-section sonic torch according to claim 1, characterized in that: The top peripheral side and top end surface of the fuel distribution tank are respectively provided with a plurality of distribution holes, wherein the distribution holes on the top peripheral side are used to connect the outer ring distribution pipes, and the distribution holes on the top end surface are used to connect the inner ring distribution pipes.

3. A variable cross-section sonic torch according to claim 1, characterized in that: The sonic burner is detachably connected to the end of the corresponding distribution pipe.

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