CN211176291U - Compressed air voltage stabilization energy-saving system - Google Patents
Compressed air voltage stabilization energy-saving system Download PDFInfo
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- CN211176291U CN211176291U CN201921841016.XU CN201921841016U CN211176291U CN 211176291 U CN211176291 U CN 211176291U CN 201921841016 U CN201921841016 U CN 201921841016U CN 211176291 U CN211176291 U CN 211176291U
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Abstract
The utility model relates to an industrial production's field discloses a compressed air steady voltage economizer system, include: a buffer tank; the air compressor unit is communicated with the buffer tank through an air outlet; a high-pressure gas storage tank with a gas outlet communicated with the buffer tank, wherein a pressure reducing valve is arranged on a pipeline between the gas outlet of the high-pressure gas storage tank and the buffer tank; and the exhaust port is communicated with the high-pressure air storage tank so as to be used for pumping high-pressure air into the high-pressure air storage tank.
Description
Technical Field
The utility model relates to an industrial production's technical field, in particular to compressed air steady voltage economizer system.
Background
The compressed air system is an important system in industrial production, the compressed air is the second most power energy next to electric power, and is a process air source with multiple purposes, and the application range of the compressed air system extends to industries and departments of petroleum, chemical industry, metallurgy, electric power, machinery, light industry, textile, automobile manufacturing, electronics, food, medicine, biochemistry, national defense, scientific research and the like.
In view of the importance of compressed air, in order to ensure continuous and stable supply of compressed air, a standby air compressor is usually arranged in a compressed air system, along with the increase of air consumption, a plurality of air compressors are required to be arranged in a plurality of compressed air systems, one or more standby air compressors are arranged in the compressed air systems, and when the running air compressors are in failure, the standby air compressors are started to ensure that the supply of compressed air cannot be interrupted.
According to the characteristics of the centrifugal air compressor, the cold start time is long and can reach several minutes or even tens of minutes. When the air load for the process is greatly changed or a certain air compressor unit breaks down, the cold start standby air compressor unit is long in use, the shortage of the air supply amount of compressed air is often caused, the pressure of a pipe network is reduced, the pressure requirement of a plurality of process production air supplies on the air supply is strict, the crash of process equipment is very easy to cause when the pressure is reduced, if a large standby air storage tank is adopted, the space waste is caused, the construction cost is high, the hot standby machine is always in a no-load operation state when the system operates, and when the system pressure suddenly drops, the hot standby machine can immediately supply air to the system to stabilize the system pressure. The air compressor unit in the hot standby state does not output gas to the system, but consumes electric energy all the time, has poor efficiency, and the adoption of cold start will influence the pressure of a pipe network and even cause the shutdown protection of process equipment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a compressed air steady voltage economizer system for when great change or certain air compressor machine break down take place for technology air load, on the basis that reduces hot spare unit energy consumption, guarantee the stability of compressed air feed pressure in several minutes, for reserve air compressor machine unit cold start provides time.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a compressed air pressure stabilizing and energy saving system comprising:
a buffer tank;
the air compressor unit is communicated with the buffer tank through an air outlet;
a high-pressure gas storage tank with a gas outlet communicated with the buffer tank, wherein a pressure reducing valve is arranged on a pipeline between the gas outlet of the high-pressure gas storage tank and the buffer tank;
and the exhaust port is communicated with the high-pressure air storage tank so as to be used for pumping high-pressure air into the high-pressure air storage tank.
Firstly, compressing air through an air compressor set, filling the compressed air into a buffer tank, and when one air compressor in the air compressor set is stopped due to failure, wherein the amount of compressed air provided in the buffer tank is insufficient, in order to ensure the stable air supply pressure of the compressed air, opening a pressure reducing valve to supply the gas in a high-pressure gas storage tank to the buffer tank, namely, supplementing air into the buffer tank through the high-pressure gas storage tank, so as to ensure the stable pressure of a compressed air system and provide time for cold start of a standby unit, automatically closing the pressure reducing valve after the standby unit is started, and pumping the high-pressure gas into the supercharger to supplement air; the high-pressure gas storage tank can be used for emergency gas supply and pressure stabilization of the buffer tank, the hot standby unit does not need to be operated for a long time, and the power consumption of the hot standby unit is saved.
Adopt high-pressure gas holder and booster compressor to carry out emergent tonifying qi's mode, have a plurality of advantages: firstly, the high-pressure gas storage tank and the supercharger only need a small using area of the air compression station, so that the construction cost of civil engineering is not increased; secondly, the standby air compressor unit is prevented from being in a hot standby state all the year round, so that the energy consumption is reduced; thirdly, frequent starting of high-power equipment is avoided, impact on a power grid is reduced, and stability of the power grid is improved; the fourth high-pressure storage tank is static equipment, maintenance work is basically not needed, and the equipment maintenance work of the small supercharger is far smaller than the workload of the large air compressor.
Further, the buffer tank includes: a first air inlet and a second air inlet, wherein the first air inlet is connected to the air compressor package;
the second air inlet is connected with the air outlet of the pressure reducing valve.
Further, the compressed air pressure-stabilizing and energy-saving system comprises: a post-processing unit;
and the air outlet of the buffer tank is communicated with the post-processing unit.
Further, the inlet of the supercharger is in communication with the outlet of the aftertreatment unit.
Further, the post-processing unit includes: the drying equipment and the filtering equipment are connected in sequence along the gas flowing direction.
Further, the drying apparatus includes: and (7) a dryer.
Further, the filtering apparatus includes: a compressed air filter.
Further, the air compressor set includes: a plurality of air compressors arranged in parallel.
Drawings
Fig. 1 is an equipment flow chart of a compressed air pressure stabilizing and energy saving system provided by the embodiment of the present invention.
Icon: 100-a buffer tank; 200-an air compressor unit; 210-an air compressor; 300-a high-pressure gas storage tank; 400-a pressure reducing valve; 500-supercharger; 600-post-processing unit.
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.
As shown in fig. 1, the embodiment of the utility model provides a compressed air voltage stabilization economizer system, include: a buffer tank 100; an air compressor unit 200 having an air outlet communicated with the surge tank 100;
a high-pressure gas storage tank 300 with a gas outlet communicated with the buffer tank 100, and a pressure reducing valve 400 is arranged on a pipeline between the gas outlet of the high-pressure gas storage tank 300 and the buffer tank 100;
and a supercharger 500 having an outlet communicating with the high pressure gas tank 300 and pumping high pressure gas into the high pressure gas tank 300.
It should be noted that, firstly, the air is compressed by the air compressor unit 200, the compressed air is charged into the buffer tank 100, and when one of the air compressors in the air compressor unit 200 is stopped due to a failure, the amount of compressed air provided for the buffer tank 100 is insufficient, and in order to ensure the stable air supply pressure of the compressed air, the pressure reducing valve 400 is opened to supply the air in the high-pressure air storage tank 300 to the buffer tank 100, that is, the high-pressure air storage tank 300 is used for supplying air to the buffer tank 100, so as to ensure the stable pressure of the compressed air system, and provide time for the cold start of the backup unit; when the standby machine is started, the pressure reducing valve 400 is automatically closed, and the supercharger 500 is connected with the high-pressure air storage tank 300 and pumps high-pressure gas into the high-pressure air storage tank for supplementing air; can carry out emergent tonifying qi steady voltage to buffer tank 100 through above-mentioned high pressure gas holder 300, practice thrift reserve air compressor unit and be in the waste that hot standby state led to the fact the electric energy throughout the year.
Adopt high-pressure gas holder 300 and booster compressor 500 to carry out emergent tonifying qi's mode, have a plurality of advantages: firstly, the high-pressure air storage tank 300 and the supercharger 500 only need a small using area of an air compression station, so that the construction cost of civil engineering is not increased; secondly, the standby air compressor unit is prevented from being in a hot standby state all the year round, and energy consumption is reduced; thirdly, frequent starting of high-power equipment is avoided, impact on a power grid is reduced, and stability of the power grid is improved; the fourth high-pressure storage tank is static equipment, maintenance work is basically not needed, and the equipment maintenance work of the small supercharger 500 is far smaller than the workload of the large air compressor 210.
The air inlet end of the buffer tank 100 is arranged as follows: the surge tank 100 includes: a first air inlet and a second air inlet, wherein the first air inlet is connected with the air compressor set 200;
the second air inlet is connected with the air outlet of the pressure reducing valve 400, wherein the first air inlet mainly provides compressed air for normal work, and the second air inlet mainly is an emergency interface and supplies air to the buffer tank 100 through the high-pressure air storage tank 300.
Simultaneously, compressed air steady voltage economizer system includes: a post-processing unit 600; the air outlet of the buffer tank 100 communicates with the post-treatment unit 600.
Here, the intake port of supercharger 500 is provided by the following connection: the air inlet of booster compressor 500 communicates with the gas outlet of aftertreatment unit 600 for the gas that has carried out aftertreatment passes through booster compressor 500 again and supplyes the entering high pressure gas holder 300, and the gas that gets into high pressure gas holder 300 like this also will be comparatively pure, thereby has effectively avoided compressed air to cause the damage to equipment because humidity or impurity.
Specifically, the post-processing unit 600 includes: the drying equipment and the filtering equipment are connected in sequence along the gas flowing direction. The compressed air is dried and filtered, so that the corrosion and damage to equipment are reduced when the compressed air enters the next working section.
The drying equipment can be any equipment capable of drying, such as a dryer and the like; the filtering device can be any device for filtering and purifying compressed air, such as a compressed air filter.
Under different working conditions, the air compressor set 200 can be selected according to actual operation: a plurality of air compressors 210 connected in parallel, which may be selected from a variety of air compressors, such as screw air compressors, piston air compressors, or centrifugal air compressors.
It will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments of the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A compressed air pressure stabilizing and energy saving system is characterized by comprising:
a buffer tank;
the air compressor unit is communicated with the buffer tank through an air outlet;
a high-pressure gas storage tank with a gas outlet communicated with the buffer tank, wherein a pressure reducing valve is arranged on a pipeline between the gas outlet of the high-pressure gas storage tank and the buffer tank;
and the exhaust port is communicated with the high-pressure air storage tank so as to be used for pumping high-pressure air into the high-pressure air storage tank.
2. The compressed air pressure-stabilizing and energy-saving system according to claim 1, wherein the buffer tank comprises: a first air inlet and a second air inlet, wherein the first air inlet is connected to the air compressor package;
the second air inlet is connected with the air outlet of the pressure reducing valve.
3. The compressed air pressure stabilizing and energy saving system according to claim 1, comprising: a post-processing unit;
and the air outlet of the buffer tank is communicated with the post-processing unit.
4. The compressed air pressure stabilizing and energy saving system of claim 3, wherein the air inlet of the supercharger is in communication with the air outlet of the aftertreatment unit.
5. The compressed air pressure stabilizing and energy saving system according to claim 3, wherein the post-processing unit comprises: the drying equipment and the filtering equipment are connected in sequence along the gas flowing direction.
6. The compressed air pressure-stabilizing and energy-saving system according to claim 5, wherein the drying device comprises: and (7) a dryer.
7. The compressed air pressure stabilizing and energy saving system according to claim 5, wherein the filtering device comprises: a compressed air filter.
8. The compressed air pressure stabilizing and energy saving system according to claim 1, wherein the air compressor set comprises: a plurality of air compressors arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921841016.XU CN211176291U (en) | 2019-10-29 | 2019-10-29 | Compressed air voltage stabilization energy-saving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921841016.XU CN211176291U (en) | 2019-10-29 | 2019-10-29 | Compressed air voltage stabilization energy-saving system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211176291U true CN211176291U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921841016.XU Active CN211176291U (en) | 2019-10-29 | 2019-10-29 | Compressed air voltage stabilization energy-saving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211176291U (en) |
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2019
- 2019-10-29 CN CN201921841016.XU patent/CN211176291U/en active Active
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