CN218774551U

CN218774551U - Compressed gas waste heat drying system

Info

Publication number: CN218774551U
Application number: CN202222785894.2U
Authority: CN
Inventors: 黄向东; 高志凯; 罗广雄
Original assignee: Zhaoqing Hehuang Machinery Co ltd
Current assignee: Zhaoqing Hehuang Machinery Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-03-31
Anticipated expiration: 2032-10-21

Abstract

The utility model relates to the technical field of gas drying equipment, and a compressed gas waste heat drying system is disclosed, including first adsorption tower, second adsorption tower and third adsorption tower, the top distribution intercommunication of first adsorption tower, second adsorption tower and third adsorption tower has first input tube, second input tube and third input tube, and the surface of first input tube and the surface of second input tube all communicate with the third input tube, the other end intercommunication of first input tube and second input tube has main input tube; the utility model prepares the dry gas with low dew point; utilize the utility model discloses a regeneration gas when cold blowing is retrieved to technology, makes it backward flow and uses at the system inner loop, does not consume the finished product gas completely, reduce cost, the utility model discloses whole process does not have the unloading, eliminates because of produced noise of compressed gas sudden discharge and pollution, switches steadily, prolongs adsorbent life, realizes zero release, the energy saving completely.

Description

Compressed gas waste heat drying system

Technical Field

The utility model relates to a gas drying equipment technical field specifically is a compressed gas waste heat drying system.

Background

The gas dehydration method generally includes a low temperature method, a solid adsorption method, a chemical reaction method, a membrane separation method, and the like, and among them, a solid adsorption method is generally used. The gas solid adsorption separation is a process of concentrating one or more components in gas on the surface of a solid by using a porous solid adsorbent to separate the components from other components; common gas adsorption separation is a temperature swing adsorption technology; the temperature swing adsorption is characterized in that the adsorption capacity of an adsorbent to gas changes along with different adsorption temperatures, the adsorbent desorbs the adsorbed components at high temperature under the condition of selectively adsorbing different gas components for the next adsorption, a plurality of adsorbers can be adopted to achieve the purpose of continuously separating the gas, and the temperature swing adsorption has wide industrial application, is mainly used for processing gas, natural gas, carbon dioxide, carbon monoxide, hydrogen and toxic and harmful gas, cannot be directly discharged into the atmosphere, and is used for drying polluted environment gas, purifying raw material gas, removing or recycling low-concentration volume in waste gas, treating waste gas applied to environmental protection and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compressed gas waste heat drying system possesses and utilizes waste heat temperature swing desorption adsorbent, practices thrift the cost, utilizes neotype technology to retrieve the regeneration gas, does not consume the finished product gas, does not have exhaust pollution and noise, and reduce cost's advantage has solved the problem that the quality is lower that water content is too high, the energy consumption is big, the product gas in the temperature swing adsorption technology.

In order to achieve the above object, the utility model provides a following technical scheme: a compressed gas waste heat drying system comprises a first adsorption tower, a second adsorption tower and a third adsorption tower, wherein the tops of the first adsorption tower, the second adsorption tower and the third adsorption tower are distributed and communicated with a first input pipe, a second input pipe and a third input pipe, the surface of the first input pipe and the surface of the second input pipe are communicated with the third input pipe, the other ends of the first input pipe and the second input pipe are communicated with a main input pipe, the two ends of the main input pipe are respectively communicated with a first separator and a second separator, the surface of the first separator is communicated with a first connecting pipe, the other end of the first connecting pipe is communicated with the output end of the second adsorption tower, the surface of the first connecting pipe is communicated with a first cooler, the surface of the second separator is communicated with a second connecting pipe, the other end of the second connecting pipe is communicated with the bottom of a third adsorption tower, the surface of the second connecting pipe is communicated with a second cooler, a third connecting pipe is communicated between the second connecting pipe and the main input pipe, the surface of the second connecting pipe is communicated with an air inlet pipe, the surface of the air inlet pipe is communicated with a heater, a fourth connecting pipe and a fifth connecting pipe, the bottoms of the first adsorption tower and the second adsorption tower are respectively communicated with a first output pipe and a second output pipe, the first output pipe and the second output pipe are respectively communicated with the first output pipe and the second output pipe, the other ends of the first output pipe and the second output pipe are communicated with a third output pipe, the surface of the third output pipe is communicated with a filter, the surfaces of the first connecting pipe and the first output pipe are communicated with a sixth connecting pipe, and the surface of the air inlet pipe is communicated with a seventh connecting pipe.

Adopt above-mentioned technical scheme: preparing dry gas with low dew point; utilize utility model's process to retrieve the regeneration gas when cold blowing, make it backward flow at the internal recycle of system, do not consume the finished product gas completely, reduce cost, whole process does not have the unloading, eliminates because of produced noise and pollution of compressed gas sudden discharge, switches steadily, extension adsorbent life, and zero release, the energy saving is realized completely to this technology.

The utility model discloses further set up to, the inside of first adsorption tower, second adsorption tower and third adsorption tower all is provided with the drier.

Adopt above-mentioned technical scheme: through setting up the drier, make the gaseous water content that gets into whole in the system reduce, reach the requirement of quality.

The utility model discloses further set up to, online analysis appearance is all installed to compressed gas waste heat drying system's output.

Adopt above-mentioned technical scheme: through setting up online analyzer, whether the analysis gas is qualified, the subsequent processing of being convenient for.

The utility model discloses further set up as, the heater is electric heater or heat exchanger.

Adopt above-mentioned technical scheme: the heater is an electric heater or a heat exchanger, so that the use is convenient.

The utility model discloses further set up as, first cooler and second cooler are water chiller or air-cooled cooler.

Adopt above-mentioned technical scheme: through setting up that first cooler and second cooler are water chiller or air-cooled cooler, facilitate the use.

The utility model discloses further set up as, the output and the input of first adsorption tower, second adsorption tower and third adsorption tower all are provided with airflow distributor.

Adopt above-mentioned technical scheme: the air flow distributor is arranged to distribute the air flow, so that the subsequent treatment is facilitated.

Compared with the prior art, the utility model provides a compressed gas waste heat drying system possesses following beneficial effect:

1. the utility model prepares the dry gas with low dew point; utilize utility model's technology to retrieve the regeneration gas when cold blowing, make it backward flow in the recycle of system, do not consume finished product gas completely, reduce cost.

2. The utility model discloses whole process does not have unloading, eliminates because of produced noise of compressed gas sudden discharge and pollution, switches steadily, prolongs adsorbent life, realizes the zero release completely, the energy saving.

Drawings

Fig. 1 is a schematic diagram of the system structure of the present invention.

In the figure: 1. a first adsorption tower; 2. a second adsorption column; 3. a third adsorption column; 4. a first input pipe; 5. a second input pipe; 6. a third input pipe; 7. a main input pipe; 8. a first separator; 9. a second separator; 10. a first connecting pipe; 11. a first cooler; 12. a second connecting pipe; 13. a second cooler; 14. a third connecting pipe; 15. an air inlet pipe; 16. a heater; 17. a fourth connecting pipe; 18. a fifth connecting pipe; 19. a first output pipe; 20. a second output pipe; 21. a third output pipe; 22. a filter; 23. a sixth connecting pipe; 24. a desiccant; 25. an on-line analyzer; 26. a gas flow distributor; 27. and a seventh connecting pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a compressed gas waste heat drying system comprises a first adsorption tower 1, a second adsorption tower 2 and a third adsorption tower 3, wherein the tops of the first adsorption tower 1, the second adsorption tower 2 and the third adsorption tower 3 are distributed and communicated with a first input pipe 4, a second input pipe 5 and a third input pipe 6, the surface of the first input pipe 4 and the surface of the second input pipe 5 are communicated with the third input pipe 6, the other ends of the first input pipe 4 and the second input pipe 5 are communicated with a main input pipe 7, the two ends of the main input pipe 7 are respectively communicated with a first separator 8 and a second separator 9, the surface of the first separator 8 is communicated with a first connecting pipe 10, the other end of the first connecting pipe 10 is communicated with the output end of the second adsorption tower 2, the surface of the first connecting pipe 10 is communicated with a first cooler 11, the surface of the second separator 9 is communicated with a second connecting pipe 12, the other end of the second connecting pipe 12 is communicated with the bottom of the third adsorption tower 3, the surface of the second connecting pipe 12 is communicated with a second cooler 11, the surface of the second connecting pipe 12 is communicated with a second connecting pipe 19, the first connecting pipe 19 is communicated with a second cooler 15, the surface of the first connecting pipe 19, the second connecting pipe 12 is communicated with a second connecting pipe 19, the first connecting pipe 19, the surface of the second connecting pipe 19 is communicated with a second connecting pipe 19, the second connecting pipe 19 is communicated with a second connecting pipe 15, the first connecting pipe 15, the second connecting pipe 19 is communicated with a second connecting pipe 15, the second connecting pipe 19, the surface of the first connecting pipe 19 is communicated with a second connecting pipe 19, the third connecting pipe 19, the surface of the air inlet pipe 15 is communicated with a seventh connecting pipe 27 for preparing dry air with low dew point; utilize utility model's process to retrieve the regeneration gas when cold blowing, make it backward flow at the internal recycle of system, do not consume the finished product gas completely, reduce cost, whole process does not have the unloading, eliminates because of produced noise and pollution of compressed gas sudden discharge, switches steadily, extension adsorbent life, and zero release, the energy saving is realized completely to this technology.

Referring to fig. 1, the first adsorption tower 1, the second adsorption tower 2 and the third adsorption tower 3 are all provided with drying agents 24, and the drying agents 24 are arranged to reduce the water content of the gas entering the whole system, so as to meet the quality requirement.

Referring to fig. 1, the output ends of the compressed gas waste heat drying system are all provided with an online analyzer 25, and whether the gas is qualified or not is analyzed by setting the online analyzer 25, so that the subsequent treatment is facilitated.

Referring to fig. 1, the heater 16 is an electric heater or a heat exchanger, and the heater 16 is an electric heater or a heat exchanger, which is convenient to use.

Referring to fig. 1, the first cooler 11 and the second cooler 13 are both water coolers or air coolers, and the first cooler 11 and the second cooler 13 are both water coolers or air coolers, so that the use is convenient.

Referring to fig. 1, the output end and the input end of the first adsorption tower 1, the second adsorption tower 2 and the third adsorption tower 3 are respectively provided with an air flow distributor 26, and the air flow is distributed by the air flow distributor 26, so that the subsequent treatment is facilitated.

Brief description of the use process: preparing dry gas with low dew point; utilize utility model's technique to retrieve the regeneration gas when cold blowing, make it backward flow and use at the system inner loop, do not consume the finished product gas completely, reduce cost, whole process does not have the unloading, eliminates because of the produced noise of compressed gas sudden discharge and pollution, switches steadily, extension adsorbent life realizes zero release, the energy saving completely.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a compressed gas waste heat drying system, includes first adsorption tower (1), second adsorption tower (2) and third adsorption tower (3), its characterized in that: the top of the first adsorption tower (1), the top of the second adsorption tower (2) and the top of the third adsorption tower (3) are distributed and communicated with a first input pipe (4), the top of the second adsorption tower (2) and the top of the third adsorption tower (3) are distributed and communicated with a second input pipe (5) and a third input pipe (6), the surface of the first input pipe (4) and the surface of the second input pipe (5) are communicated with the third input pipe (6), the other ends of the first input pipe (4) and the second input pipe (5) are communicated with a main input pipe (7), the two ends of the main input pipe (7) are respectively communicated with a first separator (8) and a second separator (9), the surface of the first separator (8) is communicated with a first connecting pipe (10), the other end of the first connecting pipe (10) is communicated with the output end of the second adsorption tower (2), the surface of the first connecting pipe (10) is communicated with a first cooler (11), the surface of the second separator (9) is communicated with a second connecting pipe (12), the other end of the second connecting pipe (12) is communicated with the surface of the third adsorption tower (3), a second connecting pipe (12), a second connecting pipe (15) is communicated with the surface of the second adsorption tower (7), and a second connecting pipe (15) is communicated with a second connecting pipe (12), the surface connecting pipe (12) of the second connecting pipe (7), fourth connecting pipe (17) and fifth connecting pipe (18), the bottom of first adsorption tower (1) and second adsorption tower (2) communicates respectively has first output tube (19) and second output tube (20), and first output tube (19) and second output tube (20) communicate with first output tube (19) and second output tube (20), the other end intercommunication of first output tube (19) and second output tube (20) has third output tube (21), the surface intercommunication of third output tube (21) has filter (22), first connecting pipe (10) and the surface intercommunication of first output tube (19) have sixth connecting pipe (23), the surface intercommunication of intake pipe (15) has seventh connecting pipe (27).

2. The compressed gas waste heat drying system according to claim 1, wherein: the first adsorption tower (1), the second adsorption tower (2) and the third adsorption tower (3) are all internally provided with drying agents (24).

3. The compressed gas waste heat drying system according to claim 1, wherein: and the output ends of the first adsorption tower (1), the second adsorption tower (2) and the third adsorption tower (3) are all provided with an online analyzer (25).

4. The compressed gas waste heat drying system according to claim 1, wherein: the heater (16) is an electric heater or a heat exchanger.

5. The compressed gas waste heat drying system according to claim 1, wherein: the first cooler (11) and the second cooler (13) are both water coolers or air coolers.

6. The compressed gas waste heat drying system according to claim 1, wherein: and the output end and the input end of the first adsorption tower (1), the second adsorption tower (2) and the third adsorption tower (3) are respectively provided with an air flow distributor (26).