CN210891622U

CN210891622U - Skid-mounted biomass combustion system

Info

Publication number: CN210891622U
Application number: CN201921806770.XU
Authority: CN
Inventors: 李宝忠
Original assignee: Qingdao Shengli Boiler Co ltd
Current assignee: Qingdao Shengli Boiler Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-30
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a skid-mounted biomass combustion system, which comprises a biomass burner, wherein the biomass burner is connected with a boiler, the boiler is connected with an economizer through a flue, and the economizer is connected with a flue gas discharge device; the biomass burner is fixed in the combustor base, the boiler bottom is fixed in first sled dress base, economizer and fume emission device are fixed in second sled dress base, combustor base, first sled dress base and second sled dress base are the cuboid, and the size of first sled dress base is greater than the size of second sled dress base. This biomass combustion system divide into the three, and the biomass burner sets up in the combustor base, and boiler and auxiliary engine set up respectively in sled dress base, convenient transportation, and the installation is swift.

Description

Skid-mounted biomass combustion system

Technical Field

The utility model belongs to the technical field of biomass combustion equipment, concretely relates to sled dress formula biomass combustion system.

Background

The boiler industry is a growing industry and faces challenges. Along with the improvement of environmental awareness, the reasonable utilization of clean energy is imperative. The small coal-fired boiler is basically eliminated, the gas-fired boiler is rapidly developed, but supporting facilities in many areas are not complete, the normal operation of the gas-fired boiler cannot be met, and a lot of troubles are brought to the life.

The biomass is used as another novel energy source, has the characteristic of being renewable and has the potential of large-scale development. However, most of the old biomass boilers are simple reconstruction of coal-fired boilers and have many disadvantages.

At present, most boilers are in an open installation mode, namely various devices are assembled in a user factory according to process flows, and the installation mode has the defects of large field workload and long installation period.

SUMMERY OF THE UTILITY MODEL

The present disclosure aims to overcome the above disadvantages of the prior art and provide a skid-mounted biomass combustion system; this biomass combustion system divide into the three, and the biomass burner sets up in the combustor base, and boiler and auxiliary engine set up respectively in sled dress base, convenient transportation, and the installation is swift.

The utility model aims at providing a sled dress formula biomass combustion system, in order to realize above-mentioned purpose, this disclosure adopts following technical scheme:

a skid-mounted biomass combustion system comprises a biomass burner, wherein the biomass burner is connected with a boiler, the boiler is connected with an economizer through a flue, and the economizer is connected with a flue gas discharge device; the biomass burner is fixed in the combustor base, the boiler bottom is fixed in first sled dress base, economizer and fume emission device are fixed in second sled dress base, combustor base, first sled dress base and second sled dress base are the cuboid, and the size of first sled dress base is greater than the size of second sled dress base.

As a further technical scheme, a feeding device is arranged on the side part of the biomass burner, and a slag discharging device is arranged at the bottom of the biomass burner.

As a further technical scheme, the biomass burner comprises a combustion chamber, and a rotatable furnace plate is arranged in the combustion chamber.

As a further technical scheme, the boiler is connected with a superheater through a steam pipe, and the superheater is communicated with a steam separation drum.

As a further technical scheme, a water tank and a reverse osmosis water treatment device are further fixedly arranged on the second skid-mounted base, the reverse osmosis water treatment device is communicated with the water tank, and the water tank is connected with the economizer through a water pump.

As a further technical scheme, an induced draft fan is arranged between the smoke discharge device and the economizer.

The beneficial effect of this disclosure does:

the biomass combustion system is divided into three parts, the biomass burner is arranged on the burner base, the boiler and the auxiliary machine are respectively arranged on the skid-mounted base, and the biomass combustion system is reasonable in structure, convenient to transport and quick to install.

This biomass combustion system, base are the cuboid, are the cube form with top equipment fixing back, satisfy containerization transportation or vapour transport transportation requirement, have improved the agility of transportation installation and debugging.

According to the biomass combustion system, the boiler main machine is arranged on one skid-mounted base, the auxiliary machines such as the coal economizer are arranged on the other skid-mounted base, the two parts can be quickly connected only through the flue, and the installation period is greatly shortened.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

FIG. 1 is a schematic diagram of the overall structure of a biomass combustion system disclosed in one embodiment;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a top view of the second skid base;

in the figure, 1, a feeding device; 2. a biomass burner; 3. a slag discharge device; 4. a boiler; 5. a flue gas discharge device; 6, a coal economizer; 7. a flue; 8. a superheater; 9. a steam distribution drum; 10. a second skid-mounted base; 11. a first skid-mounted base; 12. a water tank; 13. a reverse osmosis water treatment device; 14. an induced draft fan.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

for convenience of description, the words "up", "down", "left" and "right" in this disclosure, if any, merely indicate correspondence with up, down, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate description of the disclosure and simplify description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the disclosure. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As introduced by the background art, the prior art is not sufficient, and in order to solve the technical problems, the application provides a skid-mounted biomass combustion system.

The application provides a skid-mounted biomass combustion system, which comprises a biomass burner, wherein the biomass burner is connected with a boiler, the boiler is connected with an economizer through a flue, and the economizer is connected with a flue gas discharge device; the biomass burner is fixed in the combustor base, the boiler bottom is fixed in first sled dress base, economizer and fume emission device are fixed in second sled dress base, combustor base, first sled dress base and second sled dress base are the cuboid, and the size of first sled dress base is greater than the size of second sled dress base.

Example 1

The biomass combustion system disclosed in the present embodiment is further described with reference to fig. 1 to 3;

referring to the attached drawing 1, the skid-mounted biomass combustion system comprises a biomass burner 2, wherein a feeding device 1 is arranged on the side of the biomass burner 2, and a slag discharging device 3 is arranged at the bottom of the biomass burner 2; the biomass burner 2 is connected with a boiler 4, the boiler 4 is connected with an economizer 6 through a flue 7, the economizer 6 is connected with a flue gas discharge device 5, and an induced draft fan 14 is arranged between the flue gas discharge device 5 and the economizer 6;

biomass inflamer 2 is fixed in the combustor base, and 4 bottoms of boiler are fixed in first sled dress base 11, and economizer 6 and fume emission device 5 are fixed in second sled dress base 10, and combustor base, first sled dress base 11 and second sled dress base 10 are the cuboid, and the size of first sled dress base 11 is greater than the size of second sled dress base 10. Each base and equipment on it form the cube structural style, and the structure size sets up according to international standard container transportation size strictly, is convenient for be suitable for various transportation modes at home and abroad, has improved the agility of transportation installation debugging.

The boiler and the like are structurally arranged on the first skid-mounted base, and the boiler and the first skid-mounted base form a set of integral equipment; auxiliary machines such as an economizer are arranged on the second skid-mounted base, the auxiliary machines such as the economizer and the second skid-mounted base form a set of integral equipment, the boiler and the economizer are quickly connected on site only through a flue, a combustor and a water inlet pipe are installed, and the installation period is greatly shortened.

The biomass burner and the base thereof, the boiler and the skid-mounted base thereof, the auxiliary machines such as the coal economizer and the skid-mounted base thereof form three parts, the sizes of the bases are different due to the models, and the sizes of all the parts meet the size requirements of containerized transportation or vapour transportation.

The biomass burner adopted by the biomass burner can be interchanged with a gas burner, so that a fuel selection scheme is provided for a user; the boiler adopts an SZS type boiler structure form, can conveniently select whether to install the superheater, increases the application range, can generate high-temperature steam by installing the superheater, can be used for power generation in remote areas, and realizes the energy conversion from biomass to electric energy. The smoke discharge device can adopt a chimney.

The biomass burner 2 comprises a combustion chamber in which a rotatable hob is arranged. The arrangement of the furnace plate and the like can be realized by adopting the prior art.

The boiler 4 is connected with a superheater 8 through a steam pipe, and the superheater 8 is communicated with a steam separation drum 9. The superheater and the steam separation drum adopt the prior art and are not described in detail herein.

The second skid-mounted base 10 is also fixedly provided with a water tank 12 and a reverse osmosis water treatment device 13, the reverse osmosis water treatment device 13 is communicated with the water tank 12, and the water tank 12 is connected with the economizer 6 through a water pump. The water tank 12, the reverse osmosis water treatment device 13 and the economizer 6 are of the prior art and will not be described in detail.

When the biomass combustion system is used, biomass briquettes enter a host machine of a biomass combustor 2 through a feeding device 1 and fall onto a furnace plate, the furnace plate is rotary, fuel can be uniformly distributed on the furnace plate, the biomass briquettes are uniformly combusted on a grate and are in a semi-gasification state, generated ash and slag are discharged from a slag discharging device 3, generated combustible gas is fully mixed and combusted with secondary air, the generated high-temperature flue gas and flame enter a host machine of a boiler 4 and sequentially pass through a radiation zone and a superheat zone, the convection zone enters an economizer 6 from a flue gas outlet of the boiler through a flue 7 for heat exchange, and the low-temperature flue gas is emptied through a flue gas discharging device 5. Tap water enters a softened water tank 12 after being treated by water, enters an upper boiler barrel of the boiler through an economizer 6 by a water pump, is internally provided with a water distribution device, distributes the water entering the upper boiler barrel, then enters a convection tube bundle, absorbs the heat through a water wall tube, leads saturated steam out of a main steam tube at the top of the boiler barrel, enters a superheater 8, then is conveyed to a steam distribution drum 9, and then is connected to a steam using point.

The biomass combustion system has the characteristics of reasonable structure, convenience in transportation, complete combustion and reliability in operation.

Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A skid-mounted biomass combustion system is characterized by comprising a biomass burner, wherein the biomass burner is connected with a boiler, the boiler is connected with an economizer through a flue, and the economizer is connected with a flue gas discharge device; the biomass burner is fixed in the combustor base, the boiler bottom is fixed in first sled dress base, economizer and fume emission device are fixed in second sled dress base, combustor base, first sled dress base and second sled dress base are the cuboid, and the size of first sled dress base is greater than the size of second sled dress base.

2. The skid-mounted biomass combustion system as set forth in claim 1, wherein the feeding device is arranged at the side part of the biomass burner, and the slag discharging device is arranged at the bottom part of the biomass burner.

3. The skid-mounted biomass combustion system as set forth in claim 1, wherein the biomass burner comprises a combustion chamber, and a rotatable plate is disposed within the combustion chamber.

4. The skid-mounted biomass combustion system as set forth in claim 1, wherein the boiler is connected with the superheater through a steam pipe, and the superheater is communicated with the steam-dividing drum.

5. The skid-mounted biomass combustion system as set forth in claim 1, wherein the second skid-mounted base is further fixedly provided with a water tank and a reverse osmosis water treatment device, the reverse osmosis water treatment device is communicated with the water tank, and the water tank is connected with the economizer through a water pump.

6. The skid-mounted biomass combustion system as set forth in claim 1, wherein an induced draft fan is arranged between the flue gas discharge device and the economizer.