CN210635946U

CN210635946U - High-temperature hot gas waste heat recovery system

Info

Publication number: CN210635946U
Application number: CN201920795725.2U
Authority: CN
Inventors: 吴芳; 纪志愿
Original assignee: SHANGHAI HANXING ENERGY TECHNOLOGY CO LTD
Current assignee: Shanghai Hanxing Energy Technology Co.,Ltd.
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-05-29
Anticipated expiration: 2029-05-30

Abstract

The utility model discloses a belong to coal gasification technical field, specifically be a high temperature hot gas waste heat recovery system, it includes: the gas-water heater comprises a filter box, a transfer box, a warm water warming box, an air cooler, a steam turbine and a generator, wherein a plurality of filter screens are inserted into the filter box, an air inlet pipe is fixedly installed on the left side of the filter box, a first connecting pipe is fixedly installed on the right side of the filter box, a first electric control valve is arranged on the first connecting pipe, the transfer box is fixedly installed at the bottom of the first connecting pipe, the top of the transfer box is provided with a transfer box air inlet matched with the first connecting pipe, the bottom of the transfer box is fixedly provided with a water outlet pipe, the top of the right side wall of the transfer box is fixedly provided with a second connecting pipe, the steam turbine works under the pushing of gas, the generator converts the mechanical energy of the steam turbine into electric energy, the warm water warming box keeps warm for the gas in the second connecting pipe, a household.

Description

High-temperature hot gas waste heat recovery system

Technical Field

The utility model relates to a coal gasification technical field specifically is a high temperature hot coal gas waste heat recovery system.

Background

Compared with cold clean gas, hot gas refers to artificial gas which is not subjected to purification and cooling, and mainly refers to producer gas, part of blast furnace gas and coke oven gas, the gas temperature is at least 100 ℃, generally between 300 and 1000 ℃, along with the increasing shortage of energy supply, the application of new energy-saving technology is increasingly emphasized.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The utility model discloses in view of above-mentioned and/or the problem that exists among the current high temperature hot coal gas waste heat recovery device, provided.

Therefore, the utility model aims at providing a high temperature hot coal gas waste heat recovery system can increase the waste heat range of application, improves device life, makes things convenient for the inside residue of cleaning device.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a high-temperature hot gas waste heat recovery system comprises: the air cooler comprises a filter box, a transfer box, a warm water warming box, an air cooler, a steam turbine and a generator, wherein a plurality of filter screens are inserted into the filter box, an air inlet pipe is fixedly installed at the left side of the filter box, a first connecting pipe is fixedly installed at the right side of the filter box, a first electric control valve is arranged on the first connecting pipe, the transfer box is fixedly installed at the bottom of the first connecting pipe, a transfer box air inlet matched with the first connecting pipe is formed in the top of the transfer box, a water outlet pipe is fixedly installed at the bottom of the transfer box, a second connecting pipe is fixedly installed at the top of the right side wall of the transfer box, a third connecting pipe is fixedly installed in the center of the right side wall of the transfer box, a fourth connecting pipe is fixedly installed at the bottom of the left side wall of the transfer box, a second electric control valve is arranged on the fourth connecting pipe, the warm water warming box is fixedly installed at the, the air cooler is fixedly installed at the right end of the third connecting pipe, the steam turbine is fixedly installed at the left end of the fourth connecting pipe, and the left side of the steam turbine is electrically connected with the generator.

As the utility model discloses a preferred scheme of high temperature hot gas waste heat recovery system, wherein: and a sealing glue is arranged at the connecting position of the warm water thermal insulation box and the second connecting pipe, and the sealing glue is waterproof sealing glue.

As the utility model discloses a preferred scheme of high temperature hot gas waste heat recovery system, wherein: a thermometer is fixedly mounted at the top of the left side wall of the transfer box, and a glass shield is arranged outside the thermometer.

As the utility model discloses a preferred scheme of high temperature hot gas waste heat recovery system, wherein: it is a plurality of the filter screen is in rose box inner chamber evenly distributed, and is a plurality of the inside active carbon that all fills of filter screen.

As the utility model discloses a preferred scheme of high temperature hot gas waste heat recovery system, wherein: the lateral wall of the filter box is embedded with a glass window, and a metal flip cover is arranged outside the glass window.

Compared with the prior art: the device filters coal gas through the filter screen, adsorb the foreign particle in the coal gas, avoid the foreign particle to get into the transfer case and make the transfer case receive the corruption, improve device and get life, the filter screen can be dismantled and clear up, clearance and maintenance after facilitating the use, the steam turbine works under gaseous promotion, the generator turns into the electric energy with the mechanical energy of steam turbine, warm water heat preservation box keeps warm to the coal gas in the second connecting pipe, conveniently let in domestic pipeline and heat, improve the waste heat range of application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the filtering box of the present invention;

FIG. 3 is a schematic view of the structure of the transfer box of the present invention;

fig. 4 is the structural schematic diagram of the warm water thermal insulation box of the utility model.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a high temperature hot coal gas waste heat recovery system can increase the waste heat range of application, improves device life, and the inside residue of convenient cleaning device please refer to figure 1, include: the system comprises a filter box 100, a transfer box 200, a warm water heat preservation box 300, an air cooler 400, a steam turbine 500 and a generator 600;

referring to fig. 1 and 2, the filter box 100 has filter screens 110, an air inlet pipe 120, a first connecting pipe 130 and a first electric control valve 131, specifically, six filter screens 110 are longitudinally inserted into an inner cavity of the filter box 100, the top of the filter box 100 can be opened, the filter screens 110 can be conveniently taken out and cleaned, the air inlet pipe 120 is welded on the left side wall of the filter box 100, the air inlet pipe 120 is used for circulating high-temperature hot gas, the first connecting pipe 130 is welded on the right side wall of the filter box 100, the first connecting pipe 130 is used for circulating filtered high-temperature hot gas, the first electric control valve 131 is installed on the first connecting pipe 130 through screws, the first electric control valve 131 is used for controlling the flow of the high-temperature hot gas inside the first connecting pipe 130, and the.

Referring to fig. 1 and 3, the transfer case 200 has a transfer case air inlet 210, an outlet pipe 220, a second connecting pipe 230, a third connecting pipe 240, a fourth connecting pipe 250 and a second electric control valve 251, specifically, the top of the transfer case 200 is provided with the air inlet 210, the first connecting pipe 130 is inserted into the air inlet 210, hot gas in the first connecting pipe 130 enters the inner cavity of the transfer case 200 through the air inlet 210, the outlet pipe 220 is welded at the bottom of the transfer case 200, the outlet pipe 220 is used for discharging condensed water in the transfer case 200, the second connecting pipe 230 is welded at the top of the right side wall of the transfer case 200, the second connecting pipe 230 is used for connecting the warm water heat-preserving box 300, the third connecting pipe 240 is welded at the center of the right side wall of the transfer case 200, the third connecting pipe 240 is used for connecting the air cooler 400, the air cooler 400 blows cold air to meet with the hot gas in the transfer case 200 to generate condensed water, the fourth connecting pipe 250 is welded, the fourth connecting pipe 250 is used for connecting the steam turbine 500, a second electric control valve 251 is installed on the fourth connecting pipe 250 through a screw, the second electric control valve 251 is used for controlling the flow rate of gas in the fourth connecting pipe 250, and the transfer case 200 is made of stainless steel.

Referring to fig. 1 and 4, the warm water thermal insulation box 300 has a heating rod 310, specifically, the warm water thermal insulation box 300 is sleeved on the outer wall of the second connecting pipe 230, the heating rod 310 is embedded at the bottom of the inner cavity of the warm water thermal insulation box 300, water is added into the warm water thermal insulation box 300, the heating rod 310 is powered on to heat the water, the warm water keeps warm for the gas in the second connecting pipe 230, and the warm water thermal insulation box 300 is made of stainless steel.

Referring to fig. 1 again, the air cooler 400 is nested at the right end of the third connecting pipe 240, the air cooler 400 blows cold air into the inner cavity of the transfer box 200 through the third connecting pipe 240, so that the cold air and the hot air in the inner cavity of the transfer box 200 are mixed to generate condensed water, the condensed water adsorbs impurities in the air, meanwhile, due to expansion with heat and contraction with cold, the cold air is located at the bottom of the transfer box 200, the hot air is suspended at the top of the inner cavity of the transfer box 200 and is discharged from the second connecting pipe 230, the cooled air is discharged through the fourth connecting pipe 250, the condensed water is discharged from the water outlet pipe 220, and the air cooler 400 adopts an SS-25.

Referring to fig. 1 again, the steam turbine 500 is locked at the left end of the fourth connection pipe 250 by screws, and the steam turbine 500 is driven by the gas flowing through the fourth connection pipe 250 to operate by using the steam engine principle, wherein the steam turbine 500 is an HTA6L steam turbine.

Referring to fig. 1 again, the generator 600 is located on the left side of the turbine 500, the generator 600 is electrically connected to the turbine 500, the generator 600 converts the mechanical energy of the turbine 500 into electrical energy, and the generator 600 is a 15-073 model 12V70A generator.

When the steam generator is used specifically, high-temperature hot gas flows into the air inlet pipe 120, the filter screen 110 filters the high-temperature hot gas, the filtered gas flows into the transfer box 200 through the first connecting pipe 130, the air cooler 400 blows cold air into the inner cavity of the transfer box 200 through the third connecting pipe 240, so that the cold air and the hot air in the inner cavity of the transfer box 200 are mixed to generate condensate water, the condensate water adsorbs impurities in the gas, meanwhile, due to expansion and contraction, the cold air is located at the bottom of the transfer box 200, the hot gas is suspended at the top of the inner cavity of the transfer box 200 and is discharged from the second connecting pipe 230, the cooled gas is discharged through the fourth connecting pipe 250, the condensate water is discharged from the water outlet pipe 220, the steam turbine 500 is driven to work by the gas flowing through the fourth connecting pipe 250 according to the principle of the steam generator, the mechanical energy of the steam turbine 500 is converted into electric energy by the generator 600, water is added into the warm water heat preservation box 300, and is introduced into a household pipeline as a heating system.

In order to improve the installation sealing performance, a sealant is disposed at a connection position between the warm water thermal insulation box 300 and the second connection pipe 230, and the sealant is a waterproof sealant.

Referring to fig. 1 and 3 again, in order to facilitate monitoring of the operating temperature of the transit box 200, a thermometer 260 is fixedly installed at the top of the left sidewall of the transit box 200, and a glass shield is disposed outside the thermometer 260.

Referring to fig. 1 and 2 again, in order to improve the filtering effect, the plurality of filtering nets 110 are uniformly distributed in the inner cavity of the filtering box 100, and activated carbon is filled in each of the plurality of filtering nets 110.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A high-temperature hot gas waste heat recovery system is characterized by comprising: the air conditioner comprises a filter box (100), a transfer box (200), a warm water heat preservation box (300), an air cooler (400), a steam turbine (500) and a generator (600), wherein a plurality of filter screens (110) are inserted into the filter box (100), an air inlet pipe (120) is fixedly installed on the left side of the filter box (100), a first connecting pipe (130) is fixedly installed on the right side of the filter box (100), a first electric control valve (131) is arranged on the first connecting pipe (130), the transfer box (200) is fixedly installed at the bottom of the first connecting pipe (130), a transfer box air inlet (210) matched with the first connecting pipe (130) is formed in the top of the transfer box (200), a water outlet pipe (220) is fixedly installed at the bottom of the transfer box (200), a second connecting pipe (230) is fixedly installed at the top of the right side wall of the transfer box (200), a third connecting pipe (240) is fixedly installed in the center of the right side wall of the transfer, transfer case (200) left side wall bottom fixed mounting has fourth connecting pipe (250), be provided with second electric control valve (251) on fourth connecting pipe (250), second connecting pipe (230) right-hand member fixed mounting warm water thermal-insulation box (300), warm water thermal-insulation box (300) inner chamber bottom fixed mounting has heating rod (310), third connecting pipe (240) right-hand member fixed mounting air-cooler (400), fourth connecting pipe (250) left end fixed mounting steam turbine (500), steam turbine (500) left side electric connection generator (600).

2. The high-temperature hot gas waste heat recovery system according to claim 1, wherein a sealant is disposed at a connection position of the warm water heat preservation tank (300) and the second connection pipe (230), and the sealant is a waterproof sealant.

3. The high-temperature hot gas waste heat recovery system according to claim 1, wherein a thermometer (260) is fixedly installed at the top of the left side wall of the transfer box (200), and a glass shield is arranged outside the thermometer (260).

4. The high-temperature hot gas waste heat recovery system according to claim 1, wherein the plurality of filter screens (110) are uniformly distributed in the inner cavity of the filter box (100), and activated carbon is filled in the plurality of filter screens (110).

5. The high-temperature hot gas waste heat recovery system according to claim 1, wherein a glass window is embedded in the side wall of the filter box (100), and a metal flip cover is arranged outside the glass window.