CN211041004U

CN211041004U - Enclosed torch ignition system for refuse landfill

Info

Publication number: CN211041004U
Application number: CN201922166907.6U
Authority: CN
Inventors: 韩旭; 李志鹏; 孙元甲; 练纶; 娄倩
Original assignee: Henan Bccy Environmental Energy Co ltd
Current assignee: Henan Bccy Environmental Energy Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-07-17
Anticipated expiration: 2029-12-06

Abstract

The utility model relates to a torch ignition technical field, in particular to closed torch ignition system of refuse landfill contains: the closed type torch equipment is fixed with the ground through foundation bolts; the methane gas collecting and conveying equipment comprises a gas guide gabion arranged in the refuse landfill and a conveying pipe network connected with the gas guide gabion; and the primary filter is arranged on the conveying pipeline between the conveying pipe network and the closed flare equipment, and the conveying pipeline between the output end of the primary filter and the closed flare equipment is also connected with a pressurizing device. The utility model discloses simple structure, novel in design, reasonable, landfill methane gas collects the transport through the gas guide gabion and the delivery pipe network of the mode of digging a well certainly to carry out more abundant pressurization by the pressurized equipment to the gas in the landfill and handle, positive/negative pressure section all can realize the effective burning of methane gas, can avoid situations such as the gas sudden explosion that the secondary ignition exists, promotes the fail safe nature of torch ignition operation.

Description

Enclosed torch ignition system for refuse landfill

Technical Field

The utility model relates to a torch ignition technical field, in particular to closed torch ignition system of refuse landfill.

Background

For the existing enclosed type torch of the refuse landfill, gas combustion is carried out through a gas guide gabion reserved during the landfill of the refuse landfill, the mode cannot well carry out gas treatment, and certain influence is caused on the combustion pressure of a torch body; when igniteing, do not install additional and sweep the fan, lead to easily igniting when unsuccessful, a large amount of residual gas exist in torch barrel, can lead to gaseous sudden explosion during secondary ignition, have the potential safety hazard.

Disclosure of Invention

Therefore, the utility model provides a closed torch ignition system of landfill can fully collect and handle landfill methane gas and carry out effective burning through the pressurization on the pipeline, avoids the potential safety hazard in the secondary ignition process.

According to the utility model provides a design, a closed torch ignition system of refuse landfill contains: the closed type torch equipment is used for fully burning the collected landfill gas and is fixed with the ground through foundation bolts; the methane gas collecting and conveying equipment for collecting the refuse landfill gas comprises a gas guide gabion arranged in a refuse landfill and a conveying pipe network connected with the gas guide gabion; and the primary filter is arranged on the conveying pipeline between the conveying pipe network and the closed type torch equipment and is used for filtering methane gas, and the conveying pipeline between the output end of the primary filter and the closed type torch equipment is also connected with a pressurizing device.

As the utility model discloses the closed torch ignition system of refuse landfill, furtherly, set gradually discharge valve, flowmeter, thermometer, manometer, methane analysis appearance and regulating valve group on the connecting pipeline between pressurization equipment and the closed torch equipment.

As the utility model discloses the closed torch ignition system of refuse landfill, furtherly, the governing valve group contains manual governing valve and solenoid valve.

As the utility model discloses the closed torch ignition system of refuse landfill, further, solenoid valve, temperature sensor and pressure sensor have set gradually on the connecting pipeline between transport pipe network and the primary filter.

As the utility model discloses the closed torch ignition system of refuse landfill, furtherly, closed torch equipment contains the torch barrel, and locates combustor, ignition electrode and the pilot burner in the torch barrel.

The utility model has the advantages that:

the utility model discloses simple structure, novel in design, reasonable, landfill methane gas collects the transport through the gas guide gabion and the delivery pipe network of the mode of digging a well certainly to carry out more abundant pressurization by the pressurized equipment to the gas in the landfill and handle, no matter be the malleation section, still negative pressure section can realize the effective burning of methane gas, can avoid situations such as the gas sudden explosion that the secondary ignition exists, promote the fail safe nature of torch ignition operation, have better market perspective.

Description of the drawings:

FIG. 1 is a schematic diagram showing the piping connection of a closed flare ignition system of a refuse landfill in an embodiment;

FIG. 2 is a schematic structural diagram of a closed flare ignition system of a refuse landfill in an embodiment;

FIG. 3 is a schematic view showing the connection of the primary filtering apparatus and the pressurizing apparatus in the example.

In the figure, reference numeral 1 represents a methane gas collecting and conveying device, reference numeral 2 represents a rain-proof device provided on a primary filter and a pressurizing device, reference numeral 21 represents the primary filter, reference numeral 22 represents the pressurizing device, reference numeral 3 represents a closed torch device, reference numeral 4 represents a gate valve, reference numeral 5 represents an electromagnetic valve, reference numeral 6 represents a flame arrester, reference numeral 7 represents a temperature sensor, reference numeral 8 represents a pressure sensor, reference numeral 9 represents a flow meter, reference numeral 10 represents a temperature meter, reference numeral 11 represents a pressure gauge, reference numeral 12 represents a methane analyzer, reference numeral 13 represents a manual valve, reference numeral 14 represents a manual ball valve, and reference numeral 15 represents a firing pipe.

The specific implementation mode is as follows:

the present invention will be described in further detail with reference to the accompanying drawings and technical solutions, and embodiments of the present invention will be described in detail by way of preferred examples, but the embodiments of the present invention are not limited thereto.

The embodiment of the utility model provides a closed torch ignition system of refuse landfill, it is shown with reference to fig. 1~3, contain: the closed type torch equipment is used for fully burning the collected landfill gas and is fixed with the ground through foundation bolts; the methane gas collecting and conveying equipment for collecting the refuse landfill gas comprises a gas guide gabion arranged in a refuse landfill and a conveying pipe network connected with the gas guide gabion; and the primary filter is arranged on the conveying pipeline between the conveying pipe network and the closed type torch equipment and is used for filtering methane gas, and the conveying pipeline between the output end of the primary filter and the closed type torch equipment is also connected with a pressurizing device.

Landfill methane gas collects the transport through the gas guide gabion and the delivery pipe network of the mode of digging a well certainly to carry out more abundant pressurization by the gas of compression equipment in to the landfill and handle, no matter be the malleation section, still negative pressure section can realize the effective burning of methane gas, can avoid situations such as the gas sudden explosion that secondary ignition exists, promote the fail safe nature of torch ignition operation, have better market perspective.

As the embodiment of the utility model provides a closed torch ignition system of refuse landfill, further, set gradually discharge valve, flowmeter, thermometer, manometer, methane analysis appearance and regulating valve group on the connecting pipeline between pressure equipment and the closed torch equipment, can realize each part running state among the real time monitoring conveying pipeline, guarantee the safety and stability nature of torch ignition operation.

As the embodiment of the utility model provides a closed torch ignition system of landfill, furtherly, the regulating valve group contains manual governing valve and solenoid valve. Referring to fig. 1, the manual regulating valve may be provided with a manual valve and a manual ball valve which are connected in parallel with the guiding pipe of the torch device, and both ends of the pipeline connected with the electromagnetic valve are respectively provided with a gate valve and a flame arrester, so as to further ensure the stability and reliability of the ignition operation.

As the embodiment of the utility model provides a closed torch ignition system of landfill, further, solenoid valve, temperature sensor and pressure sensor have set gradually on the connecting pipeline between transport pipe network and the primary filter. According to the actual use demand, can be connected temperature sensor, pressure sensor, each solenoid valve, flowmeter, thermometer, manometer, methane analysis appearance etc. and the controller of data interaction platform to realize torch ignition's automatic control and measurement function, it is more convenient to operate.

As the embodiment of the utility model provides a closed torch ignition system of landfill, furtherly, closed torch equipment contains the torch barrel, and locates combustor, ignition electrode and the pilot burner in the torch barrel, with the landfill gas fully combustion of collecting. According to the actual use demand, the torch barrel can be equipped with peephole, sample connection and measurement mouth, also can adopt the outdoor installation of mobility to satisfy the user demand.

The utility model discloses in, primary filter can adopt the deareator, and pressurized equipment can adopt the roots's fan to realize the gaseous dust removal pressurization effect of landfill, and through setting up rain-proof cover as rain insensitive device, protect each spare part in the normal operating of various adverse circumstances. The inlet of the closed type torch equipment can be reserved with a mating flange to be connected with an external pipeline. Landfill gas at first through quick action emergency valve (electric butterfly valve), gets into the liquid moisture of the primary filter desorption and the large granule dust that contain liquid gas separation function, then gets into the pressurization equipment pressurization back, through the dust removal, the sealed torch equipment of branch two ways entering of landfill gas after the pressurization, be the pilot burner all the way, the second way is the combustor, guarantees to burn completely behind the gas access system of collection to satisfy the combustion processing ability: 50-500 Nm 3/h.

It is to be understood that the foregoing description of specific exemplary embodiments of the invention has been presented for the purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

The term "and/or" herein means that three relationships may exist. For example, a and/or B may represent: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of this application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various changes and modifications may be made to the specific embodiments described above and various combinations of the technical features and structures proposed by the present invention may be made without departing from the concept of the present invention, and the scope of the present invention is defined by the appended claims.

Claims

1. A landfill containment flare ignition system, comprising:

the closed type torch equipment is used for fully burning the collected landfill gas and is fixed with the ground through foundation bolts;

the methane gas collecting and conveying equipment for collecting the refuse landfill gas comprises a gas guide gabion arranged in a refuse landfill and a conveying pipe network connected with the gas guide gabion;

and the primary filter is arranged on the conveying pipeline between the conveying pipe network and the closed type torch equipment and is used for filtering methane gas, and the conveying pipeline between the output end of the primary filter and the closed type torch equipment is also connected with a pressurizing device.

2. The enclosed flare ignition system of a landfill site of claim 1, wherein a connection pipeline between the pressurization equipment and the enclosed flare equipment is provided with an exhaust valve, a flowmeter, a thermometer, a pressure gauge, a methane analyzer and a regulating valve group in sequence.

3. The landfill closed flare ignition system of claim 2, wherein the set of regulator valves includes a manual regulator valve and a solenoid valve.

4. The enclosed flare ignition system of a landfill site of claim 1, wherein a solenoid valve, a temperature sensor and a pressure sensor are sequentially disposed on a connection pipeline between the delivery pipe network and the primary filter.

5. The enclosed flare ignition system of a landfill site of claim 1, wherein the enclosed flare apparatus includes a flare barrel, and a burner, an ignition electrode and an incandescent lamp disposed within the flare barrel.