CN217340756U - High-purity nitrogen manufacturing equipment - Google Patents
High-purity nitrogen manufacturing equipment Download PDFInfo
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- CN217340756U CN217340756U CN202220345827.6U CN202220345827U CN217340756U CN 217340756 U CN217340756 U CN 217340756U CN 202220345827 U CN202220345827 U CN 202220345827U CN 217340756 U CN217340756 U CN 217340756U
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Abstract
The utility model relates to a high-purity nitrogen gas manufacture equipment, including two at least compression unit, purity the control unit, the monitoring unit, rotational speed the control unit, nitrogen gas separation unit and the control unit, purity the control unit, monitoring unit and rotational speed the control unit are connected with the control unit respectively, purity the control unit and monitoring unit are connected with nitrogen gas separation unit, the compression unit is used for compressing the air for the nitrogen gas of system, nitrogen gas separation unit is used for the separation air and prepares nitrogen gas, the monitoring unit is used for monitoring the flow of the nitrogen gas of preparing, purity the control unit is used for monitoring the purity of the nitrogen gas of preparing, rotational speed the control unit is connected with two at least compression unit and is in order to control every compression unit's rotational speed respectively. The utility model discloses can prepare out high-purity nitrogen gas automatically to with at least two compression unit integrations in order to save space.
Description
Technical Field
The utility model relates to a nitrogen gas preparation technical field especially relates to a high-purity nitrogen gas manufacture equipment.
Background
The prior art membrane nitrogen production equipment is of a double skid-mounted or double vehicle-mounted structure and is generally divided into a nitrogen production unit and a pressurization unit. The nitrogen production unit comprises an air compressor, an air treatment system, a nitrogen separation system, a control system and the like, and the pressurizing unit comprises a nitrogen pressurizing system, a control system and the like. In the membrane nitrogen production equipment, the principle is to separate nitrogen from air, so that the higher the required nitrogen purity is, the larger the air intake is required. Generally, nitrogen with a purity of 95% is prepared, the nitrogen separation efficiency is about 50%, and if the purity of the prepared nitrogen is improved to 99%, the nitrogen separation efficiency is reduced to 25-30%. Under the condition that the yield of the finally generated nitrogen is not changed, the nitrogen with the purity of 95 percent is prepared, the air demand is required to be increased by nearly one time, therefore, the required exhaust capacity of the air compressor is required to be increased by nearly one time, and therefore, the nitrogen making equipment needs two or even more air compressors to realize the required discharge capacity.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-purity nitrogen gas manufacture equipment to automatic preparation goes out high-purity nitrogen gas, and with at least two compression unit integrations in order to save space.
The purpose of the utility model is realized by adopting the following technical scheme. The basis the utility model provides a high-purity nitrogen manufacturing equipment, a serial communication port, including two at least compression unit, purity the control unit, monitoring unit, rotational speed the control unit, nitrogen gas the separation unit and the control unit, the purity the control unit the monitoring unit and rotational speed the control unit respectively with the control unit is connected, the purity the control unit and the monitoring unit with nitrogen gas the separation unit is connected, the compression unit is used for compressing air for nitrogen making, nitrogen gas the separation unit is used for the separation air and prepares nitrogen gas, the monitoring unit is used for monitoring the flow of the nitrogen gas of preparing, the purity the control unit is used for monitoring the purity of the nitrogen gas of preparing, rotational speed the control unit and at least two the compression unit is connected in order to control respectively every the rotational speed of compression unit.
In some embodiments, the manufacturing apparatus further comprises a failure detection unit connected to the control unit, the failure detection unit further connected to at least two of the compression units to detect a failure of each of the compression units, respectively.
In some embodiments, the manufacturing apparatus further comprises a start unit connected to at least two of the compression units to control the start of each of the compression units, respectively.
In some embodiments, the manufacturing facility further comprises an air handling unit, at least two of the compression units being connected to a first end of the air handling unit, a second end of the air handling unit being connected to the nitrogen separation unit.
In some embodiments, the manufacturing apparatus further comprises a plurality of valves, first ends of the plurality of valves are respectively connected to the at least two compression units through pipes, and second ends of the plurality of valves are each connected to the air handling unit through a pipe.
In some embodiments, the manufacturing apparatus further comprises a nitrogen pressurization unit connected to the nitrogen separation unit for pressurizing the nitrogen discharged from the nitrogen separation unit.
In some embodiments, the manufacturing apparatus further comprises a nitrogen gas output unit connected to the nitrogen gas pressurization unit, for outputting pressurized nitrogen gas.
In some embodiments, at least two of the compression units are integrated within a first container, and the nitrogen separation unit and the nitrogen pressurization unit are integrated within a second container.
In some embodiments, a plurality of the valves are integrated within the first container or the second container.
In some embodiments, when a plurality of the valves are integrated in the first container, the piping connected to the first end of the air handling unit has only one air inlet, and when a plurality of the valves are integrated in the second container, the piping connected to the first end of the air handling unit includes a plurality of air inlets.
The beneficial effects of the utility model include at least:
1. the flow of the prepared nitrogen is monitored through the monitoring unit, the purity of the prepared nitrogen is monitored through the purity control unit, the monitoring unit and the purity control unit can feed back the flow of the nitrogen and the result of the purity to the control unit, the control unit receives the feedback result and judges the feedback result and sends a control signal for improving the rotating speed to the rotating speed control unit, the rotating speed control unit can synchronously control at least two compression units to improve the rotating speed, and then the purity and the flow of the prepared nitrogen can be improved.
2. When the fault detection unit detects that part of the compression units have faults, the fault detection unit feeds back the fault detection result to the control unit, and the control unit receives the feedback result and sends a control signal to the starting unit, so that the starting unit starts other compression units which do not have faults.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 shows a schematic configuration diagram of a high purity nitrogen gas production apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a compression unit of a high purity nitrogen gas production apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a nitrogen separation unit and a nitrogen pressurization unit of a high purity nitrogen production apparatus according to an embodiment of the present invention.
Detailed Description
To further illustrate the technical means of the present invention, the following detailed description of an embodiment of a high purity nitrogen production apparatus according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1, the high purity nitrogen production apparatus of the present invention includes at least two compression units 1, a purity control unit 2, a monitoring unit 3, a rotation speed control unit 4, a nitrogen separation unit 5, and a control unit 6.
The monitoring unit 3, the purity control unit 2 and the control unit 6 all adopt the existing unit components as long as the corresponding functions can be realized. The present invention does not make any improvements in the structure of these cells and in the circuit connections within these cell components. In this embodiment, the flow rate of the produced nitrogen gas can be monitored by the monitoring unit 3, the purity of the produced nitrogen gas can be monitored by the purity control unit 2, the monitoring unit 3 and the purity control unit 2 can feed back the results of the flow rate and the purity of the nitrogen gas to the control unit 6, and the control unit 6 receives the feedback result and judges the feedback result to perform the subsequent control. If the purity and/or the flow of the nitrogen is lower than a certain preset value, the control unit 6 sends a control signal for increasing the rotating speed to the rotating speed control unit 4, and the rotating speed control unit 4 synchronously controls the at least two compression units 1 to increase the rotating speed, so that the purity and the flow of the prepared nitrogen can be increased.
In a preferred embodiment, as shown in fig. 1, high-purity nitrogen gas manufacturing equipment still include the fault detection unit (not shown in the figure), fault detection unit and the control unit 6 communication connection, fault detection unit still is connected with at least two compression unit 1 in order to detect the trouble of every compression unit 1 respectively, in this embodiment, high-purity nitrogen gas manufacturing equipment still can include start unit 7, start unit 7 and the control unit 6 communication connection, start unit 7 still is connected with at least two compression unit 1 in order to control the start-up of every compression unit 1 respectively.
In this embodiment, at least two compression units 1 need not be put into operation entirely, the starting unit 7 may control a part of the compression units 1 to start, and the remaining compression units 1 may be made standby. When the fault detection unit detects that part of the compression units 1 have faults, the fault detection unit feeds back the fault detection result to the control unit 6, the control unit 6 receives the feedback result and judges which compression units 1 have faults, and then the control unit 6 can send a control signal to the starting unit 7, so that the starting unit 7 starts other compression units 1 which do not have faults.
In one or more embodiments, as shown in fig. 1, the high-purity nitrogen production apparatus of the present invention further includes an air treatment unit 10, the air treatment unit 10 is used for performing dust removal, water removal, oil removal, and heat treatment on the air discharged from the compression units 1, at least two compression units 1 are connected to a first end of the air treatment unit 10, and a second end of the air treatment unit 10 is connected to the nitrogen separation unit 5. In one or more other embodiments, the control unit 6 is also communicatively coupled to the air handling unit 10 to control the starting and stopping of the air handling unit 10.
In one or more embodiments, the high purity nitrogen production facility of the present invention further comprises a plurality of valves (not shown), preferably electrically operated ball valves. A first end of each of the plurality of valves may be respectively connected to each of the at least two compression units 1 through a pipe, and a second end of each of the plurality of valves may be respectively connected to the air treatment unit 10 through a pipe.
In one or more embodiments, as shown in fig. 1, the high purity nitrogen production apparatus of the present invention further includes a nitrogen pressurizing unit 20, and the nitrogen pressurizing unit 20 is connected to the nitrogen separation unit 5, and is configured to pressurize the nitrogen discharged from the nitrogen separation unit 5. In one or more other embodiments, the control unit 6 is also communicatively coupled to the nitrogen pressurization unit 20 to control the start and stop of the nitrogen pressurization unit 20.
In one or more embodiments, as shown in fig. 1, the high-purity nitrogen gas production apparatus of the present invention further includes a nitrogen gas output unit 30, and the nitrogen gas output unit 30 is connected to the nitrogen gas pressurizing unit 20, and is configured to output the pressurized nitrogen gas. Nitrogen output unit 30 sets up the very end of high-purity nitrogen gas manufacture equipment's gas circuit, nitrogen output unit 30 can be provided with one or more interface confession terminal and the butt joint of high-purity nitrogen gas manufacture equipment.
In a preferred embodiment, as shown in fig. 2, the compression unit 1 may be an air compressor, wherein the air compressor may be an oil-free piston type air compressor, and in some embodiments, the compression unit may include a heat radiating portion 11, an engine intake portion 12, an engine 13, an engine exhaust portion 14, an air compressor intake portion 15, an air compression portion 16, and an oil-gas separation portion 17. Preferably, at least two compression units 1 may be integrated in the first container to save space, and it is understood that although two compression units 1 are shown in the drawings, more than two compression units 1 may be integrated in the first container.
The outside air enters the air compression part 16 through the air inlet part 15 of the air compressor to be compressed, the compressed air is discharged and then is subjected to oil-gas separation through the oil-gas separation part 17, the separated compressed air enters the heat dissipation part 11 to be dissipated and then is discharged, and the separated lubricating oil enters the heat dissipation part 11 to be cooled and then flows back to the air compression part 16 to be lubricated. The two heat dissipation parts 16 are respectively installed on two sides of the first container, shutters are arranged at two ends of the first container, the heat dissipation parts 16 dissipate heat to the outside of the cabin body through the shutters, and it is guaranteed that the temperature inside the first container is suitable for normal work of the engine 13 and the air compression part 16, the heat dissipation parts 16 are integrated and comprise five parts, namely engine coolant heat dissipation, engine cold heat dissipation, engine fuel heat dissipation, air compressor compressed air heat dissipation and air compressor lubricating oil heat dissipation, and a fan is driven by the front end of the engine to blow air to the whole integrated heat dissipation part 16 for heat dissipation.
In a preferred embodiment, as shown in fig. 3, the nitrogen separation unit 5 and the nitrogen pressurization unit 20 may be integrated into a second container, both of which mainly comprise an air intake line 21, an air buffer tank 22, a dryer 23, a filter bank 24, a heater 25, a process air line 26, a booster 27, a radiator 28 and a nitrogen separation membrane 29. Compressed air generated by at least two compression units 1 enters an air buffer tank 22 through an air inlet pipeline 21, wherein the air buffer tank 22 is used for stabilizing air pressure, the compressed air then enters a dryer 23 for water removal, the compressed air after water removal enters a filter group 24 for further water removal and dust and oil removal, the dried and clean air after filtration enters a heater 25 for heating, the air is heated to 30-50 ℃ in the heater 25 to achieve the optimal working stable state of a nitrogen separation membrane 29 and then enters the nitrogen separation membrane 29 for nitrogen-oxygen separation, the high-purity nitrogen generated after separation enters a booster 27 through a process air pipeline 26 for boosting, and the high-purity nitrogen is discharged for oil field production increasing operation after the required working pressure is achieved. The heat dissipation member 28 is used for dissipating heat in the whole process, and the heat dissipation member 28 is integrated and can include five parts of engine coolant heat dissipation, engine inter-cooling heat dissipation, engine fuel heat dissipation, supercharger compressed air heat dissipation and supercharger lubricating oil heat dissipation.
It will be appreciated that in one or more embodiments, the valves may be integrated in a first container in which the at least two compression units 1 are integrated, or in a second container in which the nitrogen separation unit 5 and the nitrogen pressurization unit 20 are integrated, and that the piping connected to the first end of the air handling unit 10 may have only one air inlet when the valves are integrated in the first container, and the piping connected to the first end of the air handling unit 10 may include a plurality of air inlets when the valves are integrated in the second container.
The remaining control components may be integrated within the first container or the second container as desired. A plurality of valves may also be communicatively connected to the control unit 6 so as to be opened and closed by the control unit 6.
The expression "a plurality" as referred to in the present invention means two or more. Words such as "including," "comprising," "having," and the like are open-ended words and phrases that refer to "including, but not limited to," and may be used interchangeably therewith. As used herein, the words "or" and "refer to, and are used interchangeably with, the word" and/or, "unless the context clearly dictates otherwise.
The previous description of the disclosed aspects is provided to enable any person skilled in the art to practice the present invention. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects without departing from the scope of the invention. Thus, the present invention is not intended to be limited to the aspects shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A high-purity nitrogen gas production device is characterized by comprising at least two compression units, a purity control unit, a monitoring unit, a rotating speed control unit, a nitrogen gas separation unit and a control unit,
the purity control unit, the monitoring unit and the rotating speed control unit are respectively connected with the control unit, the purity control unit and the monitoring unit are connected with the nitrogen separation unit,
the compression unit is used for compressing air for nitrogen production,
the nitrogen separation unit is used for separating air and producing nitrogen,
the monitoring unit is used for monitoring the flow of the prepared nitrogen,
the purity control unit is used for monitoring the purity of the prepared nitrogen,
the rotating speed control unit is connected with at least two compression units to respectively control the rotating speed of each compression unit.
2. The apparatus for producing a high purity nitrogen gas according to claim 1, further comprising a failure detection unit connected to said control unit, said failure detection unit being further connected to at least two of said compression units to detect a failure of each of said compression units, respectively.
3. The apparatus for producing high purity nitrogen gas according to claim 2, further comprising a start-up unit connected to at least two of said compression units to control start-up of each of said compression units, respectively.
4. The apparatus of claim 1, further comprising an air handling unit, at least two of the compression units being connected to a first end of the air handling unit, a second end of the air handling unit being connected to the nitrogen separation unit.
5. The apparatus for producing high purity nitrogen gas according to claim 4, further comprising a plurality of valves, first ends of which are connected to at least two of said compression units, respectively, by pipes, and second ends of which are each connected to said air processing unit by pipes.
6. The apparatus for producing high purity nitrogen gas according to claim 5, further comprising a nitrogen gas pressurizing unit connected to the nitrogen gas separation unit for pressurizing the nitrogen gas discharged from the nitrogen gas separation unit.
7. The apparatus for producing high purity nitrogen gas according to claim 6, further comprising a nitrogen gas output unit connected to the nitrogen gas pressurizing unit for outputting pressurized nitrogen gas.
8. The apparatus for manufacturing high purity nitrogen gas according to claim 6, wherein at least two of said compression units are integrated within a first container, and said nitrogen gas separation unit and said nitrogen gas pressurization unit are integrated within a second container.
9. The apparatus for producing high purity nitrogen gas according to claim 8, wherein a plurality of said valves are integrated in said first container or said second container.
10. The apparatus for producing high purity nitrogen gas of claim 9, wherein the piping connected to the first end of said air handling unit has only one air inlet when a plurality of said valves are integrated in said first container, and wherein the piping connected to the first end of said air handling unit includes a plurality of air inlets when a plurality of said valves are integrated in said second container.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220345827.6U CN217340756U (en) | 2022-02-21 | 2022-02-21 | High-purity nitrogen manufacturing equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220345827.6U CN217340756U (en) | 2022-02-21 | 2022-02-21 | High-purity nitrogen manufacturing equipment |
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| CN217340756U true CN217340756U (en) | 2022-09-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116578074A (en) * | 2023-07-14 | 2023-08-11 | 德耐尔能源装备有限公司 | Centralized monitoring control method and system for container nitrogen compressor unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116578074A (en) * | 2023-07-14 | 2023-08-11 | 德耐尔能源装备有限公司 | Centralized monitoring control method and system for container nitrogen compressor unit |
| CN116578074B (en) * | 2023-07-14 | 2023-09-26 | 德耐尔能源装备有限公司 | Centralized monitoring control method and system for container nitrogen compressor unit |
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