CN211475973U

CN211475973U - Petrochemical enterprise integrated ignition safety emptying torch with improved stability

Info

Publication number: CN211475973U
Application number: CN201922259622.7U
Authority: CN
Inventors: 谢兵; 刘必军; 翁春金; 李尧
Original assignee: Shanghai Huali Combustion Equipment Co ltd
Current assignee: Shanghai Huali Combustion Equipment Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-09-11
Anticipated expiration: 2029-12-13

Abstract

The petrochemical enterprise integrated ignition safety emptying torch with the improved stability is characterized in that a valve (7) is installed on a fuel gas pipe (5), an incandescent lamp (1) is installed at the upper end of the fuel gas pipe (5), an ignition electric nozzle (2) is installed on the incandescent lamp (1), the rear end of the ignition electric nozzle (2) is connected with a high-voltage cable (6) through a high-voltage high-temperature wire (3), and the rear end of the high-voltage cable (6) is connected with a high-voltage generator (8). Through the ignition electric nozzle of reasonable setting mounted position to independent configuration supplies the combustible mixture of pilot burner's a fuel gas of the same way, deletes fuel gas supply and outer flame transfer pipeline in the components of a whole that can function independently ignition facility, directly ignites combustible mixture, forms reliable and stable pilot burner flame, simplifies the facility, reduces fuel consumption, lifting means operational reliability, has guaranteed the long-life of ignition electric nozzle simultaneously.

Description

Petrochemical enterprise integrated ignition safety emptying torch with improved stability

Technical Field

The utility model relates to a petrochemical enterprise apparatus for producing safety is put empty torch facility innovation institutional advancement technique, especially improves the petrochemical industry enterprise integration of stability and ignites safety and puts empty torch.

Background

The flare stack marble equipment produces waste gas and toxic gases or combustible gases under accident conditions, also known as an elevated flare. The overhead torch is a flue facility consisting of an automatic control system, an ignition system and a pure vertical ascending pipeline supported by a steel structure, so that flame is remotely and automatically ignited and burnt at the top end and is far away from the ground, personnel and factories are not injured, and the height of the overhead torch can be from 15M at the minimum to 200M at the maximum. The design content of the flare system generally comprises two parts, namely a flare gas discharge pipe network and a flare device. The design content of the discharge pipe network comprises a flare gas pipeline, condensate recovery and conveying equipment, the process of the pipeline, the design of piping, civil engineering, electricity and the like. The design content of the torch device comprises a torch head, a torch barrel body, a liquid separating tank, a water seal tank, an ignition facility, a pump and other equipment, and corresponding designs such as process piping, electric, telecommunication, automatic control, civil engineering, water supply and drainage, environmental protection and the like.

Performance requirements of the venting torch: 1. the discharge combustion is stable and no backfire occurs under the designed working condition. 2. Complete combustion, no smoke and environmental protection. 3. The operation and maintenance of the emptying torch are simple, and the operation cost is low. 4. The safety of the venting torch requires that the pilot burner always keeps stable burning, does not extinguish or is ignited again in time after being extinguished. This critical requirement relies on integrated high altitude ignition to be reliably achieved. 5. Has a spare explosion type ignition device. 8. The molecular sealer is arranged at the bottom of the flare tip of the emptying flare, so that air backflow can be reliably prevented, and the safety of a flare system is ensured. 9. The emptying torch has a semi-automatic and hard manual ignition mode, and an ignition system can be in data communication with a DCS (distributed control system).

In the prior art, the pilot burner of the torch facility works in severe meteorological environments such as land, high altitude of sea, outdoor storm, rain, snow and the like. The pilot burner needs to meet the requirements of reliable ignition in the high-temperature and high-corrosion working environment and the severe meteorological environment, and can stably burn without extinguishing. However, to achieve the above performance requirements, reliable ignition, reliable flame transfer, and stable combustion after ignition must be ensured.

In the prior art, a set of ignition and flame transmission pipe is independently arranged and used for transmitting flame from the outside, the reliable ignition is ensured by adopting the diffusion combustion mode for ignition, and then the flame is transmitted from the outside to the burner head of the pilot burner to ignite the combustible mixed gas discharged from the burner head. Under the condition, two paths of fuel gas are needed to be arranged, one path of fuel gas is used for a fuel gas source for indirect flame transfer of a split ignition facility, the other path of fuel gas is used for a pilot burner, and then a two-stage system is formed together to finish pilot burner flame. Therefore, the traditional ignition system needs to adopt a split type diffusion combustion ignition technology, and two systems of two-stage indirect flame transmission are adopted to solve the problems of reliable ignition, flame transmission and stable combustion in steps, namely, the ignition system consists of a fuel gas supply and an external flame transmission pipe which are independent, and a split ignition facility and a pilot burner which comprise an ignition electric nozzle high-energy ignition facility, which inevitably causes the defects of huge and complicated facilities, large fuel consumption, low reliability and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a petrochemical industry enterprise integration ignition safety unloading torch of improving stability simplifies the facility, reduces fuel consumption, and lifting means operational reliability solves above-mentioned prior art problem.

The purpose of the utility model is realized by the following technical measures: comprises a pilot lamp, an ignition electric nozzle, a high-pressure high-temperature lead, a fuel gas pipe, a high-voltage cable, a valve and a high-voltage generator; the fuel gas pipe is provided with a valve, the upper end of the fuel gas pipe is provided with a pilot lamp, the pilot lamp is provided with an ignition electric nozzle, the rear end of the ignition electric nozzle is connected with a high-voltage cable through a high-voltage high-temperature wire, and the rear end of the high-voltage cable is connected with a high-voltage generator.

Particularly, the pilot burner is connected with a Venturi ejector, a combustible mixture main pipe and a burner, and the ignition electric nozzle 2 is connected with the combustible mixture main pipe.

In particular, high-voltage high-temperature wires are connected with a high-voltage cable through an intermediate junction box. The middle wiring box comprises a section of wiring copper bar sealed in the insulating plastic, and wiring holes are formed in two ends of the wiring copper bar.

In particular, the valve is connected to the high-pressure generator via a control line.

Particularly, the rear end of the fuel gas pipe is connected with a fuel gas inlet.

The utility model discloses an advantage and effect: through the ignition electric nozzle of reasonable setting mounted position to fuel gas of the same way that independent configuration supplied with the pilot burner combustible mixture and is responsible for directly ignites combustible mixture, forms reliable and stable pilot burner flame, has guaranteed the long-life of ignition electric nozzle simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

The reference numerals include:

1-pilot burner, 2-ignition electric nozzle, 3-high-pressure high-temperature lead, 4-middle junction box, 5-fuel gas pipe, 6-high-voltage cable, 7-valve, 8-high-voltage generator and 9-fuel gas inlet.

Detailed Description

The utility model discloses the principle lies in, deletes the fuel gas supply and pass the flame pipeline outward in the components of a whole that can function independently ignition facility, will ignite the electric nozzle direct mount simultaneously in the pilot plant root of the combustible mixture gas of pilot lamp to ignite smoothly, and further direct transmission flame to the combustion head, the pilot lamp flame that forms reliable burning, the deduction omits indirect transmission flame system structure.

The utility model discloses simple structure reaches the function that the past needs the indirect flame transmission of two-stage combination just can realize.

The utility model discloses a: the device comprises an incandescent lamp 1, an ignition electric nozzle 2, a high-voltage high-temperature lead 3, a fuel gas pipe 5, a high-voltage cable 6, a valve 7 and a high-voltage generator 8.

The present invention will be further explained with reference to the drawings and examples.

Example 1: as shown in the attached figure 1, a valve 7 is arranged on a fuel gas pipe 5, an incandescent lamp 1 is arranged at the upper end of the fuel gas pipe 5, an ignition electric nozzle 2 is arranged on the incandescent lamp 1, the rear end of the ignition electric nozzle 2 is connected with a high-voltage cable 6 through a high-voltage high-temperature lead 3, and the rear end of the high-voltage cable 6 is connected with a high-voltage generator 8.

In the foregoing, connect installation venturi ejector, combustible mixture and be responsible for and the combustor on the pilot burner 1, the hot electric nozzle 2 inserts combustible mixture and is responsible for.

In the foregoing, the high-voltage high-temperature wire 3 is connected to the high-voltage cable 6 through the intermediate junction box 4. The middle junction box 4 is used for facilitating the connection of the high-voltage high-temperature wire 3 and the high-voltage cable 6, and comprises a section of wiring copper bar sealed in insulating plastic, the two ends of the wiring copper bar are provided with holes for inserting the wires, and the screws are used for fastening or loosening the wires without welding or winding the high-voltage high-temperature wire 3 and the high-voltage cable 6 together, so that the junction box is very convenient and fast, ensures reliable contact, and ensures that enough current can pass through.

In the foregoing, the valve 7 is connected to the high-pressure generator 8 through a control line.

In the foregoing, the rear end of the fuel gas pipe 5 is connected with and mounted with a fuel gas inlet 9.

The embodiment of the utility model provides an in, fuel gas by fuel gas import 9 introduction successively gets into the pilot burner 1 through valve 7 and fuel gas pipe 5, draws the air automatically and forms combustible mixture and is lighted by ignition electric nozzle 2, forms reliable stable pilot burner flame.

The embodiment of the utility model provides an in, including venturi ejector, combustible mixture person in charge and combustor among the changming lamp 1, ignition electric nozzle 2 sets up and is responsible for the root at combustible mixture, and moreover, the combustor is installed at 1 head of changming lamp.

In the embodiment of the utility model provides an in, combustible mixture is reliably lighted by ignition torch 2 of high energy ignition facility easily. The installation position of the ignition electric nozzle 2 is far away from the high-temperature area, which is beneficial to ensuring the reliability and the service life of the ignition electric nozzle 2. Due to the reduction of the primary system, fuel gas consumption is significantly saved.

Claims

1. The petrochemical enterprise integrated ignition safety emptying torch with improved stability comprises an incandescent lamp (1), an ignition electric nozzle (2), a high-pressure high-temperature wire (3), a fuel gas pipe (5), a high-voltage cable (6), a valve (7) and a high-voltage generator (8); the device is characterized in that a valve (7) is installed on a fuel gas pipe (5), an incandescent lamp (1) is installed at the upper end of the fuel gas pipe (5), an ignition electric nozzle (2) is installed on the incandescent lamp (1), the rear end of the ignition electric nozzle (2) is connected with a high-voltage cable (6) through a high-voltage high-temperature lead (3), and the rear end of the high-voltage cable (6) is connected with a high-voltage generator (8).

2. The petrochemical enterprise integrated ignition safety venting torch with improved stability as claimed in claim 1, wherein the pilot burner (1) is vertically connected with a venturi ejector, a combustible mixture main pipe and a burner, and the flame nozzle (2) is connected with the combustible mixture main pipe.

3. The petrochemical enterprise integrated ignition safety vent torch with improved stability according to claim 1, wherein the high-pressure high-temperature wire (3) is connected with the high-pressure cable (6) through an intermediate junction box (4).

4. The petrochemical enterprise integrated ignition safety vent torch of improved stability according to claim 1, wherein the valve (7) is connected to the high pressure generator (8) via a control line.

5. The petrochemical enterprise integrated ignition safety venting torch with improved stability as claimed in claim 3, wherein the intermediate junction box (4) comprises a section of wiring copper bar sealed inside the insulating plastic, and the wiring copper bar has wiring holes at both ends.