CN112090241A - Pipeline gas dehumidification device and method - Google Patents

Abstract

The invention discloses a pipeline gas dehumidifying device and a method, wherein the device comprises an air inlet pipe, a dehumidifying part and an air outlet part which are sequentially connected, the dehumidifying part comprises a plurality of condensing plates, a filter screen, a water collecting tank and a drain pipe, the condensing plates are provided with the filter screens, the water collecting tank is arranged below all the condensing plates, and the drain pipe is arranged at the bottom end of the water collecting tank; the air outlet part comprises a fan and an air outlet pipe, and the fan is arranged between the dehumidification part and the air outlet pipe. The invention dehumidifies the high-humidity high-heat gas generated in the garbage treatment, and has low cost, low power consumption and long service life.

Description

Pipeline gas dehumidification device and method

Technical Field

The invention belongs to the field of garbage treatment, and relates to a pipeline gas dehumidification device and a pipeline gas dehumidification method.

Background

In the kitchen waste treatment process, gas with a certain temperature (50-60 ℃) is easy to generate, odorous substances such as ammonia and hydrogen sulfide are contained in the gas, the gas is usually subjected to a deodorization process (high-energy ion deodorization, activated carbon deodorization and the like) to eliminate the influence on surrounding residents and the environment, and the excessive humidity in the gas can reduce the treatment efficiency of a subsequent deodorization process, so that the kitchen waste treatment project provides a dehumidification requirement on exhaust gas, and the collected gas needs to be dehumidified before entering deodorization equipment.

However, in the prior art, the dehumidification usually adopts an evaporator and a compressor as a core process, the process is generally suitable for gas temperature of 5-38 ℃, and cannot be successfully applied to gas dehumidification with certain temperature (50-60 ℃) in a kitchen waste treatment project.

There is a need for a pipeline gas dehumidification device which is applicable to pipeline gas dehumidification devices with a wider temperature range (5-60 ℃) by adopting a method of adjusting and optimizing a demister.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a pipeline gas dehumidifying apparatus and method having the functions of dehumidifying, collecting condensed water and gas transmission.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a pipeline gas dehumidifying device comprises an air inlet pipe, a dehumidifying part and an air outlet part which are connected in sequence, wherein,

the dehumidification part comprises a plurality of condensation plates, filter screens, water collecting grooves and drain pipes, wherein the filter screens are arranged among the condensation plates;

the air outlet part comprises a fan and an air outlet pipe, and the fan is arranged between the dehumidification part and the air outlet pipe.

Preferably, the moisture-condensation plate is made of PP material.

Preferably, the wet trap is multi-ply corrugated.

Preferably, the wet trap is a multi-layer baffle.

Preferably, the wet trap is a porous honeycomb.

Preferably, the dehumidifying device further comprises an activated carbon plate arranged between the dehumidifying part and the air outlet part.

Based on the above purpose, the present invention also provides a method using the above pipeline gas dehumidification device, comprising the following steps:

s10, inputting the gas generated after garbage disposal into a dehumidification part through a gas inlet pipe;

s20, forming water drops on the surface of the condensation wet plate after the gas contacts the condensation wet plate;

s31, the water drops are gathered into water drops which flow down along with the shape of the condensed wet plate and flow to a water collecting tank;

s41, discharging water in the water collecting tank through a water discharging pipe;

and S32, drawing the gas passing through the condensation plate by a fan, and exhausting the gas to an exhaust pipe.

Preferably, the wet trap is multi-ply corrugated.

Preferably, the wet trap is a multi-layer baffle.

Preferably, the wet trap is a porous honeycomb.

Preferably, the gas passing through the moisture condensation plate enters the gas outlet part after passing through the activated carbon plate.

Compared with the prior art, the invention has the following beneficial effects: gas (50-60 ℃ and humidity 80-90%) generated in the kitchen waste treatment project is collected and then enters the dehumidifying device through a pipeline, the gas containing humidity contacts the condensation plate, water mist is formed on the surface of the condensation plate, water drops formed after the water mist is condensed flow downwards along the condensation plate, and condensed water on all the condensation plate flows downwards to the water collecting tank to be collected and is discharged through a water discharge pipe connected with the water collecting tank. The power source of the gas transmission is a fan arranged in the equipment, the fan provides power to enable gas in the equipment to flow from the gas inlet pipe to the gas outlet pipe, and the dehumidified gas is drawn by the fan and is discharged from the gas outlet pipe.

When the existing dehumidifier is applied to a kitchen waste treatment project, the compressor and the evaporator are not suitable for a high-temperature environment, so that the dehumidifier cannot be applied to pipeline gas dehumidification in the kitchen waste treatment project. The technical problem that this application proposal needs to solve aims at providing a low-cost, low, the long service life's of energy consumption pipeline gas dehydrating unit for among the kitchen garbage treatment project.

Drawings

FIG. 1 is a block diagram of a pipeline gas dehumidifier according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a pipeline gas dehumidifier according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a condensing plate of a duct gas dehumidifier in accordance with yet another embodiment of the apparatus of the present invention;

FIG. 4 is a cross-sectional view of a wet trap of a duct gas dehumidifier in accordance with yet another embodiment of the apparatus of the present invention;

FIG. 5 is a flow chart illustrating steps of a method for dehumidifying pipeline gas according to an embodiment of the method of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in the following detailed description of the present invention, certain specific details are set forth in order to provide a better understanding of the present invention. It will be apparent to one skilled in the art that the present invention may be practiced without these specific details.

Apparatus example 1

Referring to fig. 1, a pipeline gas dehumidifying apparatus according to an embodiment of the present invention is shown, which includes an inlet pipe 1, a dehumidifying part 20, and an outlet part 30, which are connected in sequence, wherein,

the dehumidification part 20 comprises a plurality of condensation plates 2, filter screens 3, water collecting tanks 4 and drain pipes 5, wherein the filter screens 3 are arranged between the condensation plates 2, the water collecting tanks 4 are arranged below all the condensation plates 2, and the drain pipes 5 are arranged at the bottom ends of the water collecting tanks 4;

the air outlet part 30 comprises a fan 6 and an air outlet pipe 7, and the fan 6 is arranged between the dehumidifying part 20 and the air outlet pipe 7.

In the specific embodiment, the moisture-condensation plate 2 is made of PP, and can be a plate structure with turning points, such as v-shaped, u-shaped, diamond-shaped, and the like.

And an activated carbon plate disposed between the dehumidifying part 20 and the gas outlet part 30 to primarily deodorize the gas.

Adopt filter screen 3 to cut off between congealing wet board 2, the filter screen 3 material can adopt stainless steel, mesh shape square, circular, rhombus or polygon, and filter screen 3 main function is for tentatively removing dust, filters particulate matter and equipartition wind speed.

Apparatus example 2

Referring to fig. 2, the condensed wet plate 2 is in a multi-layer corrugated shape, the shape is easy to process, and water mist is condensed on the corrugated plate into water drops, then flows downwards to the water collecting tank 4 through two sides of the corrugated shape, and is discharged through the water discharging pipe 5.

Apparatus example 3

Referring to fig. 3, the moisture-condensation plate 2 is a multi-layer baffle plate, which can be provided with a smaller number of baffle plates than corrugated plates, and the water mist is condensed on the baffle plates to form water drops, and then the water drops flow down to the water collection tank 4 through the two sides of the baffle plate and are discharged through the water discharge pipe 5.

Apparatus example 4

Referring to fig. 4, the condensation plate 2 is a porous honeycomb, the cross section of the condensation plate 2 in the shape of the porous honeycomb faces the air flow direction, and the water mist is condensed on the honeycomb plate into water drops, flows down to the water collecting tank 4 through the side faces of the honeycomb, and is discharged through the water discharge pipe 5.

Method embodiment

Referring to fig. 5, the method using the pipeline gas dehumidifying apparatus includes the following steps:

s10, inputting the gas generated after garbage disposal into a dehumidification part through a gas inlet pipe;

s20, forming water drops on the surface of the condensation wet plate after the gas contacts the condensation wet plate;

s31, the water drops are gathered into water drops which flow down along with the shape of the condensed wet plate and flow to a water collecting tank;

s41, discharging water in the water collecting tank through a water discharging pipe;

and S32, drawing the gas passing through the condensation plate by a fan, and exhausting the gas to an exhaust pipe.

The specific embodiment is the same as the device embodiment, and is not described again.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A pipeline gas dehumidifying device is characterized by comprising an air inlet pipe, a dehumidifying part and an air outlet part which are connected in sequence, wherein,

the dehumidification part comprises a plurality of condensation plates, filter screens, water collecting grooves and drain pipes, wherein the filter screens are arranged among the condensation plates;

the air outlet part comprises a fan and an air outlet pipe, and the fan is arranged between the dehumidification part and the air outlet pipe.

2. The duct gas dehumidifier of claim 1, wherein the wetting sheet is PP.

3. The duct gas dehumidification device of claim 2, wherein the wet-out plate is multi-layered corrugated.

4. The duct gas dehumidification device of claim 2, wherein the wet trap is a multi-layer baffle.

5. The duct gas dehumidification device of claim 2, wherein the wet trap is porous honeycomb.

6. The duct gas dehumidifier of claim 1, further comprising an activated carbon plate disposed between the dehumidification portion and the gas outlet portion.

7. A method of using the duct gas dehumidification apparatus of claim 1, comprising the steps of:

s10, inputting the gas generated after garbage disposal into a dehumidification part through a gas inlet pipe;

s20, forming water drops on the surface of the condensation wet plate after the gas contacts the condensation wet plate;

s31, the water drops are gathered into water drops which flow down along with the shape of the condensed wet plate and flow to a water collecting tank;

s41, discharging water in the water collecting tank through a water discharging pipe;

and S32, drawing the gas passing through the condensation plate by a fan, and exhausting the gas to an exhaust pipe.

8. The method of claim 7, wherein the wet board is corrugated in multiple layers.

9. The method of claim 7, wherein the wet plate is a multi-layer baffle.

10. The method of claim 7, wherein the wet board is a porous honeycomb.

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