CN210340341U - Helium production system - Google Patents
Helium production system Download PDFInfo
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- CN210340341U CN210340341U CN201921286047.3U CN201921286047U CN210340341U CN 210340341 U CN210340341 U CN 210340341U CN 201921286047 U CN201921286047 U CN 201921286047U CN 210340341 U CN210340341 U CN 210340341U
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Abstract
A helium production system comprises a feeding pipe, a water bath tank, a helium buffer tank, a helium compressor, a filter, a purifier and a filling end; the output end of the feeding pipe is communicated with the input end of the water bath tank; the output end of the water bath tank is communicated with the input end of the helium buffer tank; the output end of the helium buffer tank is communicated with the input end of the helium compressor; the output end of the helium compressor is communicated with the input end of the filter; the input end of the helium compressor is provided with a helium input valve, and the output end of the helium compressor is provided with a helium input valve; the output end of the filter is communicated with the input end of the purifier; the output end of the purifier is communicated with the filling end. The utility model provides a helium production system according to above-mentioned content, its systematic structure overall arrangement is simple, and the simple operation more does benefit to the production of helium.
Description
Technical Field
The utility model relates to a helium production field especially relates to a helium production system.
Background
Helium, known as Helium and designated by He, is colorless, odorless, non-flammable, and contains approximately 5.2 parts per million of air. Chemically inert and normally not bound to other elements or compounds. The existing helium production system has a complex structure and a complex process design, and is not beneficial to helium production.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a helium production system, its systematic structure overall arrangement is simple, and the simple operation more does benefit to the production of helium.
To achieve the purpose, the utility model adopts the following technical proposal:
a helium production system comprises a feeding pipe, a water bath tank, a helium buffer tank, a helium compressor, a filter, a purifier and a filling end;
the output end of the feeding pipe is communicated with the input end of the water bath tank;
the output end of the water bath tank is communicated with the input end of the helium buffer tank;
the output end of the helium buffer tank is communicated with the input end of the helium compressor;
the output end of the helium compressor is communicated with the input end of the filter;
the input end of the helium compressor is provided with a helium input valve, and the output end of the helium compressor is provided with a helium input valve;
the output end of the filter is communicated with the input end of the purifier;
the output end of the purifier is communicated with the filling end.
Further, the water bath box is provided with a waterway output end and a waterway input end;
the device also comprises a water pump;
the helium compressor is provided with a helium waterway input end and a helium waterway output end;
the output end of the water path is communicated with the input end of the water pump;
the output end of the water pump is communicated with the input end of the helium waterway;
and the helium waterway output end is communicated with the helium waterway input end.
Further, the number of helium compressors is at least two.
Further, the device also comprises a bypass pipe and a bypass valve;
the input end of the bypass pipe is communicated with the output end of the filter;
the output end of the bypass pipe is communicated with the filling end.
Further, the filling end is provided with a first filling pipe, a second filling pipe, a third filling pipe and a fourth filling pipe.
Further, the output end of the first filling pipe is communicated to an industrial pipe bundle tank car;
the output end of the second filling pipe is provided with a plurality of filling branch pipes of the pipe bundle tank car, and the filling branch pipes of the pipe bundle tank car are communicated to the pipe bundle tank car;
the input of third filling pipe communicates to the second filling pipe, the output of third filling pipe is equipped with a plurality of bottled filling pipes, the input of fourth filling pipe communicates to first filling pipe, the output of fourth filling pipe communicates to the input of bottled filling pipe.
Further, the first filling pipe is provided with a first valve, the first filling pipe is provided with a first one-way valve, the first one-way valve is positioned at the rear end of the first valve, and the communication position of the input end of the fourth filling pipe and the first filling pipe is positioned at the rear end of the first one-way valve;
the second filling pipe is provided with a second valve, and each filling branch pipe of the pipe bundle tank car is provided with a second one-way valve;
the third filling pipe is provided with a third valve and a third one-way valve, and the third one-way valve is positioned at the rear end of the third valve;
the output end of the fourth filling pipe is provided with a fourth valve;
and each bottled filling pipe is respectively provided with a fifth valve.
The utility model provides a helium production system according to above-mentioned content, its systematic structure overall arrangement is simple, and the simple operation more does benefit to the production of helium.
When helium is produced, the liquid helium tank car is communicated to the system through the feeding pipe, after a sweeping device of the system replaces or sweeps and tightens up a pipeline of the system, a liquid valve on the feeding pipe is slowly opened, liquid helium in the liquid helium tank car enters the gas path coil pipe in the water bath box through the feeding pipe, and water in the water bath box surrounds the gas path coil pipe and exchanges heat with the liquid helium in the gas path coil pipe to vaporize the liquid helium.
And the vaporized helium enters the helium buffer tank, the helium is buffered and stored, when the pressure of the helium buffer tank reaches the design pressure of the helium compressor, the helium compressor is started, the helium in the helium buffer tank is conveyed to the filter for filtering oil, and the helium possibly contains the oil through the helium compressor, so that the purity of the helium is improved.
The helium gas is discharged from the filter and enters a purifier for purification and impurity removal, the purifier mainly removes impurities such as oxygen, nitrogen, methane, hydrogen, carbon monoxide, water and the like in the helium gas, and the purity of the helium gas is further improved, and the purifier adopts a 7N purifier (7N represents that the purity is 99.99999%).
And finally, filling the purified helium gas at a filling end. The helium production system of the application has simple structure layout and convenient operation, and is more beneficial to helium production.
Drawings
Fig. 1 is a schematic structural diagram of one embodiment of the present invention.
Wherein: the system comprises a feeding pipe 1, a liquid helium tank wagon 101, a liquid valve 102, a water bath tank 2, a water path output end 21, a water path input end 22, a water pump 23, a gas path coil 201, a helium buffer tank 3, a helium compressor 4, a helium water path input end 41, a helium water path output end 42, a helium input valve 401, a helium output valve 402, a filter 5, a purifier 6, a bypass pipe 61, a bypass valve 62, a valve 601, a filling end 7, a first filling pipe 71, an industrial tube bundle tank wagon 711, a second filling pipe 72, a tube bundle tank wagon filling pipe 721, a tube bundle tank wagon 722, a third filling pipe 73, a bottled filling pipe 731, a first bottled filling pipe 7311, a second bottled filling pipe 7312 and a fourth filling pipe 74; the online detection device comprises an online detection end 8, an end valve 81, a first valve 91, a first check valve 901, a second valve 92, a second check valve 902, a third valve 93, a third check valve 903, a fourth valve 94 and a fifth valve 95.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1, a helium gas production system comprises a feeding pipe 1, a water bath tank 2, a helium buffer tank 3, a helium compressor 4, a filter 5, a purifier 6 and a filling end 7;
the output end of the feeding pipe 1 is communicated with the input end of the water bath tank 2;
the output end of the water bath tank 2 is communicated with the input end of the helium buffer tank 3;
the output end of the helium buffer tank 3 is communicated with the input end of a helium compressor 4;
the output end of the helium compressor 4 is communicated with the input end of the filter 5;
a helium input valve 401 is arranged at the input end of the helium compressor, and a helium output valve 402 is arranged at the output end of the helium compressor;
the output end of the filter 5 is communicated with the input end of the purifier 6;
the output end of the purifier 6 is communicated with the filling end 7.
When helium is produced, the liquid helium tank wagon 101 is communicated to a system through the feeding pipe 1, after a sweeping device of the system replaces or sweeps a pipeline of the system, the liquid valve 102 on the feeding pipe 1 is opened slowly, liquid helium in the liquid helium tank wagon 101 enters the gas circuit coil 201 in the water bath box 2 through the feeding pipe 1, and water in the water bath box 2 surrounds the gas circuit coil 201 and exchanges heat with the liquid helium in the gas circuit coil 201 to vaporize the liquid helium.
The vaporized helium gas enters the helium buffer tank 3, the helium gas is buffered and stored, when the pressure of the helium buffer tank 3 reaches the design pressure of the helium compressor 4, the helium input valve 401 and the helium output valve 402 are opened, the design pressure of the helium compressor 4 in the embodiment is 0.3MPa, the helium compressor 4 is started, and since the helium gas possibly contains oil through the helium compressor 4, the helium gas in the helium buffer tank 3 is conveyed to the filter 5 to filter the oil, so that the purity of the helium gas is improved.
The output end of the helium buffer tank 3 is communicated with the input end of the helium compressor 4, and the helium compressor 4 is started again when the pressure of the helium buffer tank 3 reaches the design pressure of the helium compressor 4, because the amount of helium stored in the helium buffer tank 3 is trace at the beginning, the direct start of the helium compressor 4 can cause the helium buffer tank 3 to be pumped to a vacuum state, so that a negative pressure environment is formed in the helium buffer tank 3, and external air can possibly enter the helium buffer tank 3 from an interface of a pipeline connected with the helium buffer tank 3, thereby influencing the purity of helium; therefore, when the pressure of the helium buffer tank 3 reaches the design pressure of the helium compressor 4, the helium compressor 4 is started again, so that when the helium compressor 4 works, the helium buffer tank 3 always keeps a positive pressure state, and external air cannot enter the helium buffer tank 3, so that the purity of helium is improved.
The helium gas is sent to a purifier 6 for purification and impurity removal after coming out of the filter 5, the purifier 6 mainly removes impurities such as oxygen, nitrogen, methane, hydrogen, carbon monoxide and water in the helium gas, and further improves the purity of the helium gas, and the purifier 6 uses a 7N purifier (7N represents that the purity is 99.99999%).
Finally, the purified helium gas is filled at the filling end 7. The helium production system of the application has simple structure layout and convenient operation, and is more beneficial to helium production.
Further, the water bath tank 2 is provided with a waterway output end 21 and a waterway input end 22;
the device also comprises a water pump 23;
the helium compressor 4 is provided with a helium water path input end 41 and a helium water path output end 42;
the waterway output end 21 is communicated with the input end of a water pump 23;
the output end of the water pump 23 is communicated with a helium waterway input end 41;
the helium water path output end 42 is communicated with the helium water path input end 41.
The temperature of the liquid nitrogen raw material is far lower than that of water in the water bath box 2, when the liquid nitrogen is vaporized, the liquid nitrogen can absorb heat of the water in the water bath box 2, so that the temperature of the water in the water bath box 2 is lowered, and as the helium compressor 4 can generate heat when working, the water with lower temperature in the water bath box 2 is introduced into the water channel coil pipe in the helium compressor 4 from the helium water channel input end 41, the heat generated when the helium compressor 4 works can be offset, so that the investment of the circulating water pool is reduced, the energy circulation is comprehensively utilized, the energy consumption is low, finally, the water enters the water bath box 2 from the helium water channel output end 42 through the water channel helium input end 41 to form water channel circulation, a vaporization device and the circulating water pool are not required to be added in the whole process to cool the helium compressor 4, and the occupied area of equipment and the investment of equipment.
Further, the number of helium compressors 4 is at least two.
At least one helium compressor 4 is standby, and the key equipment, namely the helium compressor 4, is started and standby, so that the long-time continuous operation of the whole process can be ensured, and the continuous production of helium can be ensured.
Further, the filter further comprises a bypass pipe 61 and a bypass valve 62, wherein the input end of the bypass pipe 61 is communicated with the output end of the filter 5, and the output end of the bypass pipe 61 is communicated with the filling end 7;
at said filling end 7 there is a first 71, a second 72, a third 73 and a fourth 74 filling tube;
the output end of the first filling pipe 71 is communicated to an industrial pipe bundle tank wagon 711;
the output end of the second filling pipe 72 is provided with a plurality of tube bundle tank car filling branched pipes 721, and the tube bundle tank car filling branched pipes 721 are communicated to a tube bundle tank car 722;
the input end of the third filling pipe 73 is communicated to the second filling pipe 72, the output end of the third filling pipe 73 is provided with a plurality of bottled filling pipes 731, the input end of the fourth filling pipe 74 is communicated to the first filling pipe 71, and the output end of the fourth filling pipe 74 is communicated to the input end of the bottled filling pipes 731.
An online detection end 8 is arranged at the output end of the filter 5, in the analysis process, a bypass valve 62 is opened, a valve 601 at the input end and the output end of the purifier 6 is closed, a first valve 91 is opened, a second valve 92, a third valve 93 and a fourth valve 94 are closed, and helium is directly filled into an industrial tube bundle tank truck 711; when the helium production system is stopped for a long time, just started or switched over to the liquid helium tank car 101, the purity of the produced helium product does not meet the requirement of 5N, and the helium product is firstly filled into the industrial tube bundle tank car 711, so that the reject ratio of the product and the loss of the product are effectively reduced.
When the online analysis is qualified, the purity of helium reaches 5N (5N represents that the purity is 99.999%, 4N represents that the purity is 99.99%, and 6N represents that the purity is 99.9999%), the first valve 91 and the fourth valve 94 are closed, the second valve 92, the third valve 93 and the fifth valve 95 are opened, and then the tube bundle tank truck 722 can be filled through the filling branch pipes 721 of the tube bundle tank truck, or the bottle bodies on the plurality of bottled filling pipes 731 are filled through the third filling pipe 73;
when the ultra-high purity helium gas needs to be produced (the purity is more than 6N), the bypass valve 62 is closed, the valves 601 at the input end and the output end of the purifier 6 are opened, the ammonia gas is purified and purified by the purifier 6 and then is conveyed to the filling end 7 to be filled, the tube bundle tank truck 722 can be filled by the filling branch pipes 721 of the tube bundle tank truck, or a plurality of bottled filling pipes 731 can be filled by the third filling pipe 73.
The production system can produce helium with different purities, and can respectively produce industrial helium (with the purity of 4N), high-purity helium (with the purity of 5N) and ultra-high-purity helium (with the purity of more than 6N).
Further, the first filling pipe 71 is provided with a first valve 91, the first filling pipe 71 is provided with a first one-way valve 901, the first one-way valve 901 is located at the rear end of the first valve 91, and the communication position of the input end of the fourth filling pipe 74 and the first filling pipe 71 is located at the rear end of the first one-way valve 901;
the second filling pipe 72 is provided with a second valve 92, and each filling branched pipe 721 of the pipe bundle tank car is respectively provided with a second one-way valve 902;
the third charging pipe 73 is provided with a third valve 93 and a third one-way valve 903, and the third one-way valve 903 is positioned at the rear end of the third valve 93;
the output end of the fourth filling pipe 74 is provided with a fourth valve 94;
each bottled filling pipe 731 is provided with a fifth valve 95, respectively.
When industrial helium (with the purity of 4N) is subpackaged, the fourth valve 94 is opened, the first valve 91 is closed, the third valve 93 is closed, and the fifth valve 95 is opened, so that the industrial helium is conveyed from the industrial tube bundle tank truck 711 to the bottled filling tube 731 through the fourth filling tube 74 to fill the bottles on the industrial helium; in the process of split charging of the industrial helium gas, because the first one-way valve 901 is located at the rear end of the first valve 91, and the communication position between the input end of the fourth filling pipe 74 and the first filling pipe 71 is located at the rear end of the first one-way valve 901, under the action of the first one-way valve 901, the industrial helium gas can only be conveyed to the bottled filling pipe 731 through the fourth filling pipe 74, and the first valve 91 is closed, thereby doubly ensuring that the filling direction of the industrial helium gas is conveyed from the industrial tube bundle tank truck 711 to the bottled filling pipe 731 through the fourth filling pipe 74. The first check valve 901, the second check valve 902 and the third check valve 903 ensure that the pipeline in which the check valves are arranged can be filled in a one-way mode.
In the process of industrial helium sub-packaging, the second valve 92 can be opened, and high-purity helium is filled at the same time, so that the high-purity helium is filled into the tube bundle tank car 722, and the sub-packaging and the filling are simultaneously subjected to complementary influence, so that the working efficiency is improved.
Moreover, because the output end of the third filling tube 73 is provided with a plurality of bottled filling tubes 731, in this embodiment, there are two bottled filling tubes 731, and the bottle body of each bottled filling tube 731 can be flushed with helium gas of different pressures, for example, when the pressure of the bottle body flushed onto the first bottled filling tube 7311 reaches 15MPa, the filling is stopped; when the pressure in the bottle body flushed by the second bottle filling tube 7312 reaches 20MPa, the filling is stopped, so as to meet the helium pressure requirements of different customers for the bottle body loading.
Further, an online detection end 8 is arranged at the output end of the filter 5, and an end valve 81 is arranged at the input end of the online detection end 8;
when online detection is needed, the end valve 81 is opened, and the online detection end 8 is communicated with a chromatograph of a monitoring room through a pipeline, so that a worker can monitor the purity of helium at the output end of the filter 5 on line.
Further, the steel cylinder filling branch pipe 711 and the tube bundle tank car filling branch pipe 721 are provided with an online detection end 8.
The helium purity at the positions of the steel cylinder filling branch pipe 711 and the tube bundle tank truck filling branch pipe 721 is convenient for workers to monitor.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (7)
1. A helium production system, characterized by: comprises a feeding pipe, a water bath tank, a helium buffer tank, a helium compressor, a filter, a purifier and a filling end;
the output end of the feeding pipe is communicated with the input end of the water bath tank;
the output end of the water bath tank is communicated with the input end of the helium buffer tank;
the output end of the helium buffer tank is communicated with the input end of the helium compressor;
the output end of the helium compressor is communicated with the input end of the filter;
the input end of the helium compressor is provided with a helium input valve, and the output end of the helium compressor is provided with a helium input valve;
the output end of the filter is communicated with the input end of the purifier;
the output end of the purifier is communicated with the filling end.
2. The helium production system of claim 1, wherein: the water bath box is provided with a water path output end and a water path input end;
the device also comprises a water pump;
the helium compressor is provided with a helium waterway input end and a helium waterway output end;
the output end of the water path is communicated with the input end of the water pump;
the output end of the water pump is communicated with the input end of the helium waterway;
and the helium waterway output end is communicated with the helium waterway input end.
3. The helium production system of claim 1, wherein: the number of helium compressors is at least two.
4. The helium production system of claim 1, wherein: the device also comprises a bypass pipe and a bypass valve;
the input end of the bypass pipe is communicated with the output end of the filter;
the output end of the bypass pipe is communicated with the filling end.
5. The helium production system of claim 1, wherein: the filling end is provided with a first filling pipe, a second filling pipe, a third filling pipe and a fourth filling pipe.
6. The helium production system of claim 5, wherein: the output end of the first filling pipe is communicated to an industrial pipe bundle tank car;
the output end of the second filling pipe is provided with a plurality of filling branch pipes of the pipe bundle tank car, and the filling branch pipes of the pipe bundle tank car are communicated to the pipe bundle tank car;
the input of third filling pipe communicates to the second filling pipe, the output of third filling pipe is equipped with a plurality of bottled filling pipes, the input of fourth filling pipe communicates to first filling pipe, the output of fourth filling pipe communicates to the input of bottled filling pipe.
7. The helium production system of claim 6, wherein: the first filling pipe is provided with a first valve, the first filling pipe is provided with a first one-way valve, the first one-way valve is positioned at the rear end of the first valve, and the communication position of the input end of the fourth filling pipe and the first filling pipe is positioned at the rear end of the first one-way valve;
the second filling pipe is provided with a second valve, and each filling branch pipe of the pipe bundle tank car is provided with a second one-way valve;
the third filling pipe is provided with a third valve and a third one-way valve, and the third one-way valve is positioned at the rear end of the third valve;
the output end of the fourth filling pipe is provided with a fourth valve;
and each bottled filling pipe is respectively provided with a fifth valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921286047.3U CN210340341U (en) | 2019-08-08 | 2019-08-08 | Helium production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921286047.3U CN210340341U (en) | 2019-08-08 | 2019-08-08 | Helium production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210340341U true CN210340341U (en) | 2020-04-17 |
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ID=70174263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921286047.3U Active CN210340341U (en) | 2019-08-08 | 2019-08-08 | Helium production system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210340341U (en) |
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2019
- 2019-08-08 CN CN201921286047.3U patent/CN210340341U/en active Active
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