CN215985325U - Liquid oxygen sampling system - Google Patents
Liquid oxygen sampling system Download PDFInfo
- Publication number
- CN215985325U CN215985325U CN202122286325.9U CN202122286325U CN215985325U CN 215985325 U CN215985325 U CN 215985325U CN 202122286325 U CN202122286325 U CN 202122286325U CN 215985325 U CN215985325 U CN 215985325U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- liquid oxygen
- sampling system
- discharge pipeline
- shell layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000005070 sampling Methods 0.000 title claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 238000009834 vaporization Methods 0.000 abstract description 7
- 230000008016 vaporization Effects 0.000 abstract description 7
- 230000000087 stabilizing effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a liquid oxygen sampling system, comprising: one end of the capillary tube coil is a liquid oxygen sample inlet end; the shell layer of the heat exchanger is connected with the other end of the capillary tube coil; the heating module is connected with the pipe layer of the heat exchanger; the bypass discharging module is connected with the shell layer of the heat exchanger; and the output module is connected with the shell layer of the heat exchanger and an external analyzer. The sample is subjected to current limiting and flow stabilizing by 1/16 capillary tubes, so that the sample is safe and low-temperature resistant, and multiple purposes are achieved; the steam heat exchanger can provide enough heat required by vaporization of the low-temperature liquid oxygen, ensure that the liquid oxygen can be completely vaporized instantly, and make a sample more representative.
Description
Technical Field
The utility model relates to the technical field of liquid oxygen sampling, in particular to a liquid oxygen sampling system.
Background
The liquid oxygen sampling system can ensure safer and more representative completion of vaporization sampling of the liquid oxygen, and is used for meeting the more representative measurement requirement of the analyzer on the liquid oxygen component. The existing liquid oxygen sampling system generally adopts a pressure reducing valve to carry out sampling vaporization, because the pressure reducing valve is small in size, the liquid oxygen vaporization is not uniform due to factors such as insufficient heat supply and the like, the components are not representative, and because the low temperature of more than 160 ℃ below zero of the liquid oxygen, the components such as the pressure reducing valve are damaged, the service life is prolonged, the measurement error of an instrument is large, the measurement of the instrument is unstable, and the liquid oxygen sampling system is designed.
SUMMERY OF THE UTILITY MODEL
According to an embodiment of the present invention, there is provided a liquid oxygen sampling system including:
one end of the capillary tube coil is a liquid oxygen sample inlet end;
the shell layer of the heat exchanger is connected with the other end of the capillary tube coil;
the heating module is connected with the pipe layer of the heat exchanger;
the bypass discharging module is connected with the shell layer of the heat exchanger;
and the output module is connected with the shell layer of the heat exchanger and an external analyzer.
Further, the heating module includes:
the two ends of the heater are provided with a steam inlet and a first steam outlet, the heater is communicated with one end of the tube layer of the heat exchanger, and the other end of the tube layer of the heat exchanger is provided with a second steam outlet.
Further, the bypass vent module includes:
one end of the discharge pipeline is connected with the shell layer of the heat exchanger;
and the pressure flow detection assembly is connected with the discharge pipeline and is used for detecting the flow and the pressure of the discharge pipeline.
Further, the pressure flow rate detection assembly includes:
the pressure gauge is connected with the discharge pipeline and used for detecting the pressure of the discharge pipeline;
and the flowmeter is connected with the discharge pipeline and used for detecting the flow of the discharge pipeline.
Further, the output module includes:
the output pipeline is connected with the shell layer of the heat exchanger and the analyzer and is used for conveying the liquid oxygen sample;
and the valve is arranged on the output pipeline and used for controlling the on-off of the output pipeline.
Further, the tube layers of the heat exchanger are helical.
According to the liquid oxygen sampling system provided by the embodiment of the utility model, the sample is subjected to current limiting and flow stabilization through the 1/16 capillary tube, so that the liquid oxygen sampling system is safe and low temperature resistant, and multiple purposes are achieved; the steam heat exchanger can provide enough heat required by vaporization of the low-temperature liquid oxygen, ensure that the liquid oxygen can be completely vaporized instantly, and make a sample more representative.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.
Drawings
Fig. 1 is a schematic structural diagram of a liquid oxygen sampling system according to an embodiment of the present invention.
Detailed Description
The present invention will be further explained by describing preferred embodiments of the present invention in detail with reference to the accompanying drawings.
First, a liquid oxygen sampling system according to an embodiment of the present invention will be described with reference to fig. 1, which is used for sampling liquid oxygen and has a wide application range.
As shown in fig. 1, the liquid oxygen sampling system according to the embodiment of the present invention includes a capillary tube coil, a heat exchanger, a heating module, a bypass discharging module, and an output module.
Specifically, as shown in fig. 1, in this embodiment, one end of the capillary tube coil is a liquid oxygen sample inlet end, the capillary tube coil adopts 1/16 capillary tube coils, which can play a role in limiting current and stabilizing flow, and is safe and low temperature resistant, and multiple purposes are achieved, the shell of the heat exchanger is connected with the other end of the capillary tube coil, and is used for performing cold and hot replacement on liquid oxygen, the heating module is connected with the tube layer of the heat exchanger, and is used for providing replacement heat for the heat exchanger, and the bypass discharge module is connected with the shell of the heat exchanger, and is used for reducing pressure in the heat exchanger.
Further, as shown in fig. 1, in the present embodiment, the heating module includes: a heater. The both ends of heater are equipped with steam inlet and first steam outlet, and the one end intercommunication on the layer of heater and heat exchanger's layer, the other end on the layer of heat exchanger is equipped with second steam outlet, and the heater is used for heating steam, and the hot steam of providing carries out cold and hot replacement, and steam inlet is used for the entering of steam, heats steam through the heater, and steam after the heating enters into the heat exchanger and carries out the heat transfer, discharges from second steam outlet, or directly discharges through first steam outlet.
Further, as shown in fig. 1, in the present embodiment, the bypass discharging module includes: discharge line and pressure flow detection subassembly. One end of the discharge pipeline is connected with a shell layer of the heat exchanger and used for discharging the liquid oxygen after vaporization and reducing pressure, the flow of the discharge pipeline is about 30L/M, and the pressure flow detection assembly is connected with the discharge pipeline and used for detecting the flow and the pressure of the discharge pipeline.
Further, as shown in fig. 1, in the present embodiment, the pressure-flow rate detecting assembly includes: pressure gauge, flowmeter. The pressure gauge is connected with the discharge pipeline and used for detecting the pressure of the discharge pipeline, and the flow meter is connected with the discharge pipeline and used for detecting the flow of the discharge pipeline.
Further, as shown in fig. 1, in this embodiment, the output module includes: output piping and valves.
The output pipeline is connected with the shell layer of the heat exchanger and an external analyzer and used for conveying liquid oxygen samples, the flow of the output pipeline is about 0.5-1L/M, and the valve is arranged on the output pipeline and used for controlling the on-off of the output pipeline.
Further, as shown in fig. 1, in this embodiment, the tube layer of the heat exchanger is spiral, so that the heat exchange effect can be increased, and the heat exchange speed can be increased.
When the device is used, a process liquid oxygen sample enters a shell layer of the heat exchanger through the capillary coil, a heating medium enters the tube layer of the heat exchanger through the heater, so that heat exchange is carried out on the low-temperature liquid oxygen sample, the low-temperature liquid oxygen is vaporized instantly, the pressure in the heat exchanger rises at the moment, the low-temperature liquid oxygen is discharged through the discharge pipeline, the pressure is reduced, the valve is opened at last, and the liquid oxygen after heat exchange is conveyed to the analyzer through the output pipeline.
In the above, with reference to fig. 1, the current limiting and stabilizing of the sample through the 1/16 capillary tube, i.e. the sample is safe and low temperature resistant, has multiple purposes; the steam heat exchanger can provide enough heat required by vaporization of the low-temperature liquid oxygen, ensure that the liquid oxygen can be completely vaporized instantly, and make a sample more representative.
It should be noted that, in the present specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the utility model. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the utility model should be determined from the following claims.
Claims (6)
1. A liquid oxygen sampling system, comprising:
one end of the capillary tube coil is a liquid oxygen sample inlet end;
the shell layer of the heat exchanger is connected with the other end of the capillary tube coil;
the heating module is connected with the tube layer of the heat exchanger;
the bypass discharging module is connected with the shell layer of the heat exchanger;
and the output module is connected with the shell layer of the heat exchanger and an external analyzer.
2. The liquid oxygen sampling system of claim 1, wherein the heating module comprises:
the heater, the both ends of heater are equipped with steam inlet and first steam outlet, the heater with the one end intercommunication of the pipe layer of heat exchanger, the other end of the pipe layer of heat exchanger is equipped with second steam outlet.
3. The liquid oxygen sampling system of claim 1, wherein the bypass vent module comprises:
one end of the discharge pipeline is connected with the shell layer of the heat exchanger;
and the pressure flow detection assembly is connected with the discharge pipeline and is used for detecting the flow and the pressure of the discharge pipeline.
4. The liquid oxygen sampling system of claim 3, wherein the pressure flow sensing assembly comprises:
the pressure gauge is connected with the discharge pipeline and used for detecting the pressure of the discharge pipeline;
and the flowmeter is connected with the discharge pipeline and is used for detecting the flow of the discharge pipeline.
5. The liquid oxygen sampling system of claim 1, wherein the output module comprises:
the output pipeline is connected with the shell layer of the heat exchanger and the analyzer and is used for conveying the liquid oxygen sample;
and the valve is arranged on the output pipeline and used for controlling the on-off of the output pipeline.
6. The liquid oxygen sampling system of claim 1, wherein the tube layers of the heat exchanger are helical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122286325.9U CN215985325U (en) | 2021-09-22 | 2021-09-22 | Liquid oxygen sampling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122286325.9U CN215985325U (en) | 2021-09-22 | 2021-09-22 | Liquid oxygen sampling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215985325U true CN215985325U (en) | 2022-03-08 |
Family
ID=80464357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122286325.9U Active CN215985325U (en) | 2021-09-22 | 2021-09-22 | Liquid oxygen sampling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215985325U (en) |
-
2021
- 2021-09-22 CN CN202122286325.9U patent/CN215985325U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101477843A (en) | High temperature high pressure water circulation system | |
| CN107884332A (en) | A kind of high flow rate multimode aqueous corrosion experimental provision for controlling oxygen content | |
| CN111493657A (en) | Warm water system and watering device | |
| CN215985325U (en) | Liquid oxygen sampling system | |
| CN110189593B (en) | Accurate heat transfer comprehensive experiment device | |
| CN107664653A (en) | Heat exchanger condensation heat exchange experiment test platform and test method | |
| CN103930743A (en) | Gas heater/cooler apparatuses and methods | |
| US8682149B2 (en) | Flow measurement with electric heaters | |
| CN102966468B (en) | LNG (liquefied natural gas) coiled-tube-type carburetor | |
| CN108956687B (en) | Digital heat transfer comprehensive experiment device and method | |
| CN111672143A (en) | Pure Steam Production System | |
| CN210090347U (en) | Energy storage system for laboratory | |
| CN209857390U (en) | A boiler detection system | |
| CN104215099A (en) | Heat exchanger | |
| CN109357873B (en) | Application method of heat exchanger and engine multi-state air inlet simulation test method | |
| CN222146290U (en) | Liquid flow battery pile electrolyte storage tank coil heating device | |
| CN207439979U (en) | Experimental test platform for condensation and heat exchange of heat exchanger | |
| CN221964495U (en) | A heat medium circulation distillation system for a reactor | |
| CN220189128U (en) | Heat transfer comprehensive experimental device for teaching | |
| CN215985910U (en) | Acetonitrile washing system | |
| CN221665864U (en) | Device for guaranteeing flow stability of defoaming agent under low-temperature condition | |
| CN222105310U (en) | A sample internal corrosion testing system | |
| CN221359799U (en) | Automatic temperature control system for reaction tank | |
| CN215886690U (en) | Full-automatic circulating water dynamic simulation experiment device | |
| CN114184709B (en) | Chlorosilane on-line detection device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |