CN206671194U - A kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus - Google Patents
A kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus Download PDFInfo
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- CN206671194U CN206671194U CN201720156861.8U CN201720156861U CN206671194U CN 206671194 U CN206671194 U CN 206671194U CN 201720156861 U CN201720156861 U CN 201720156861U CN 206671194 U CN206671194 U CN 206671194U
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- control device
- hydrogen
- thermal conductivity
- measuring apparatus
- oxygen nitrogen
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Abstract
The utility model discloses a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus,Including control device,An and carrier gas controlling organization,Power controller is provided with control device,Gas circuit controller,Cooling device,Infrared detecting device and Thermal Conductivity device,The input of power controller and gas circuit controller is arranged on control device,The output end of power controller is arranged on the input of pulse stove,Pulse stove and the output end of gas circuit controller are arranged on one end of sample charging mechanism,One end of cooling device is arranged on the other end of sample charging mechanism,The other end of cooling device is arranged on control device,The utility model can detect the content of oxygen nitrogen hydrogen simultaneously,The measure of oils with ultra-low nitrogen content can be ensured,With high detection sensitivity,Accuracy of detection is high,And use 64 bit machines,Main frame 32 controls for embedded-type ARM microcomputer,24 High Precise Data Acquisition Systems,Greatly improve its control accuracy and control speed.
Description
Technical field
Oxygen nitrogen hydrogen detection technique apparatus field is the utility model is related to, is surveyed particularly with regard to a kind of oxygen nitrogen hydrogen thermal conductivity method
Hydrogen production device.
Background technology
Oxygen and nitrogen are the most important elements for influenceing titanium alloy product quality, the oxygen nitrogen hydrogen in metal and nonmetal solid material
Stove principle is melted using inert gas to detect, generally by being that oxygen nitrogen hydrogen analyzer is examined to the oxygen nitrogen hydrogen content in titanium alloy
Survey analysis.
At present, existing oxygen nitrogen hydrogen structure of the detecting device is complicated, and design is unreasonable, detection oxygen that can only be single, nitrogen, or
It is to detect oxygen and hydrogen simultaneously, and the content of two kinds of elements of oxygen and nitrogen can not be detected simultaneously, detection sensitivity is low, it is impossible to ensures ultralow
The measure of nitrogen content, detection are inaccurate.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of content that can detect oxygen nitrogen hydrogen, and can
Ensure the measure of oils with ultra-low nitrogen content, there is the high oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus of high detection sensitivity, accuracy of detection.
Technical problem to be solved in the utility model can be adopted the following technical scheme that to realize：
A kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus, it is characterised in that be used to drive gas to try including control device and one
The carrier gas controlling organization of sample flowing；
One is arranged on the power controller for controlling pulse stove power on the control device；
One is arranged on the gas circuit controller for controlling the sample charging mechanism air flow rate on the control device；
One is arranged on the cooling device for cooling down the sample charging mechanism on the control device；
One is arranged on the infrared detecting device for detecting oxygen content in pyrolytic conversion stove on the control device；
One is arranged on the control device and is used to detect in normal temperature reburner hydrogen content in nitrogen content and separator
Thermal Conductivity device；
The input of the power controller and the gas circuit controller is arranged on the control device, the power control
The output end of device processed is arranged on the input of the pulse stove, and the output end of the pulse stove and gas circuit controller is arranged on described
One end of sample charging mechanism, one end of the cooling device are arranged on the other end of the sample charging mechanism, the other end of cooling device
It is arranged on the control device.
In a preferred embodiment of the present utility model, the control device is 64 bit machines, and main frame uses 32
The control of embedded-type ARM microcomputer, 24 High Precise Data Acquisition Systems.
In a preferred embodiment of the present utility model, an electronics micrometeor is additionally provided with the gas circuit controller
Sensor.
In a preferred embodiment of the present utility model, the sample charging mechanism is a split-type structural.
In a preferred embodiment of the present utility model, 24 A/D are additionally provided with the Thermal Conductivity device and are adopted
Scale and a high-precision meter amplifier.
In a preferred embodiment of the present utility model, the cooling device is outer water cooling plant.
In a preferred embodiment of the present utility model, printer is provided with the control device.
In a preferred embodiment of the present utility model, a display is provided with the control device.
In one of the present utility model is preferable to carry out, an electronic balance is additionally provided with the control device.
Due to being using above-mentioned technical proposal, the beneficial effects of the utility model：The utility model is by being provided with one point
From device, 4 A/D sampling cards and a high-precision meter amplifier, the content of oxygen, nitrogen, hydrogen can be detected, can ensure to surpass
The measure of low nitrogen content, there is high detection sensitivity, accuracy of detection height, and use 64 bit machines, main frame 32 is embedding
Enter the control of formula ARM microcomputers, 24 High Precise Data Acquisition Systems, greatly improve its control accuracy and control speed.
Brief description of the drawings
Fig. 1 is a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus Cleaning Principle schematic diagram of the utility model.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
A kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus shown in Figure 1, including control device 100, and one be used for drive
The carrier gas controlling organization 200 of gas sample flowing, is provided with power controller 300, gas circuit controller on control device 100
400th, cooling device 500, infrared detecting device 600, Thermal Conductivity device 700.
In the present embodiment, control device 100 is 64 bit machines, and main frame uses 32 as the control of embedded-type ARM microcomputer, 24
Position High Precise Data Acquisition System, substantially increase to the control accuracy of each device and its control speed.
The input 310 of power controller 300 is arranged on control device 100, the output end 320 of power controller 300
The input 810 of pulse stove 800 is arranged on, the output end 820 of pulse stove 800 is arranged on sample charging mechanism 900, for controlling arteries and veins
Rush the watt level of stove 800, there is provided a variety of heating modes such as invariable power heating, slope heating, temperature-gradient method.
One end of sample charging mechanism 900 is provided with pulse stove 800 and gas circuit controller 400, and the other end is provided with a cooling
Device 500, in the present embodiment, sample charging mechanism 900 are a split-type structural, and upper/lower electrode is quick detachable, and it is convenient to change, and is easy to tie up
Repair.
The input 410 of gas circuit controller 400 is connected on control device 100, the output end 420 of gas circuit controller 400
The one end of sample charging mechanism 900 is connected to, for controlling the air flow rate of sample charging mechanism 900, is effectively raised to oxygen nitrogen point
The precision of analysis；In the present embodiment, an electronics microflow sensor 430 is additionally provided with gas circuit controller 400 (in figure not show
Go out), it is ensured that high-precision flow control, the influence that analysis air-flow change comes to analytic band, and it is influenceed near reduction, even
It is the generation for avoiding it from influenceing.
One end of cooling device 500 is arranged on sample charging mechanism 900, and the other end is arranged on control device 100, for cold
But sample charging mechanism 900, in the present embodiment, cooling device 500 is an outer water cooling plant, good cooling results.Reliability is high.
Infrared detecting device 600 is arranged on control device 100, and the carbon reaction of the oxygen in sample and sample charging mechanism 900 is given birth to
Into carbon monoxide, nitrogen, hydrogen in sample are escaped in the form of nitrogen and hydrogen, and high temperature is sent to as carrier gas controlling organization 200 drives
In reburner 1000, the carbon monoxide in pyrolytic conversion stove 1000 is converted into carbon dioxide, passes through pyrolytic conversion stove 1000
Mixed gas afterwards enters infrared detecting device 600 after treatment, the content of carbon dioxide is detected, then by control device
The carbon dioxide that 100 pairs of infrared detecting devices detect, inverse go out oxygen content, provide test result.
Thermal Conductivity device 700 is arranged on control device 100, and the carbon reaction of the oxygen in sample and sample charging mechanism 900 is given birth to
Into carbon monoxide, nitrogen, hydrogen in sample are escaped in the form of nitrogen and hydrogen, and normal temperature is sent to as carrier gas controlling organization 200 drives
In reburner 1100, Thermal Conductivity device 700a is entered by the mixed gas after normal temperature reburner 1100 after treatment, so
The mixed gas of Thermal Conductivity device 700a after treatment is detected by control device 100 afterwards, nitrogen content is calculated, provides
Test result；Secondly, the mixed gas into normal temperature reburner 1100 enters separator 1200 after treatment, by gaseous mixture
Hydrogen and nitrogen separation in body come out, into Thermal Conductivity device 700b, then by control device 100 into Thermal Conductivity
Device 700b hydrogen and nitrogen is detected, and provides test result.
In the present embodiment, 24 A/D sampling cards and a high-precision instrument are additionally provided with Thermal Conductivity device 700
Table amplifier, ensure the measure of the nitrogen content from super low loading to wide range, improve its measurement accuracy.
In the present embodiment, printer 110 is provided with control device 100.
In the present embodiment, a display 120 is provided with control device 100.
In the present embodiment, 100 it is additionally provided with an electronic balance 130 on control device.
The operation principle of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus of the present utility model is as follows：
It will be placed in sample charging mechanism with the sample after electronic balance weighing, melted in helium gas jet by being heated at high temperature,
Carbon in oxygen and sample charging mechanism in sample, which reacts, generates carbon monoxide, and the nitrogen, hydrogen in sample are escaped in the form of nitrogen and hydrogen
Go out, be sent to as carrier gas controlling organization divides two-way to drive in pyrolytic conversion stove and normal temperature reburner, it is high when drive is sent to pyrolytic conversion stove
Carbon monoxide in warm reburner is converted into carbon dioxide, is filled by the mixed gas after pyrolytic conversion stove into infrared detection
Put, detect the content of carbon dioxide, so as to which inverse goes out the content of oxygen；By the mixed gas after normal temperature reburner at
Enter Thermal Conductivity device after reason, then the mixed gas of Thermal Conductivity device after treatment is examined by control device
Survey, calculate nitrogen content, provide test result；Secondly, separation dress is entered after treatment into the mixed gas of normal temperature reburner
Put, the hydrogen in mixed gas and nitrogen separation are come out, into Thermal Conductivity device, then by control device into thermal conductivity
The hydrogen and nitrogen of detection means are detected, and provide test result.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, the utility model can also on the premise of the spirit and scope of the utility model is not departed from
There are various changes and modifications, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model will
Protection domain is asked to be defined by appended claims and its equivalent.
Claims (9)
1. a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus, it is characterised in that be used to drive gas sample including control device and one
The carrier gas controlling organization of flowing；
One is arranged on the power controller for controlling pulse stove power on the control device；
One is arranged on the gas circuit controller for controlling sample charging mechanism air flow rate on the control device；
One is arranged on the cooling device for cooling down sample charging mechanism on the control device；
One is arranged on the infrared detecting device for detecting oxygen content in pyrolytic conversion stove on the control device；
One is arranged on and is used for the heat for detecting hydrogen content in nitrogen content in normal temperature reburner and separator on the control device
Lead detection means；
The input of the power controller and the gas circuit controller is arranged on the control device, the power controller
Output end be arranged on the input of the pulse stove, the output end of the pulse stove and gas circuit controller is arranged on the sample-adding
One end of mechanism, one end of the cooling device are arranged on the other end of the sample charging mechanism, and the other end of cooling device is set
On the control device.
2. a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus as claimed in claim 1, it is characterised in that the control device is 64
Computer, main frame is using 32 embedded-type ARM microcomputer controls and 24 High Precise Data Acquisition Systems.
3. a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus as claimed in claim 1, it is characterised in that on the gas circuit controller
It is additionally provided with an electronics microflow sensor.
4. a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus as claimed in claim 1, it is characterised in that the sample charging mechanism is one point
Body formula structure.
5. a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus as claimed in claim 1, it is characterised in that in the Thermal Conductivity device
On be additionally provided with 24 A/D sampling cards and a high-precision meter amplifier.
6. a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus as claimed in claim 1, it is characterised in that the cooling device is outer water
Device for cooling.
7. a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus as claimed in claim 1, it is characterised in that set on the control device
It is equipped with printer.
8. a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus as claimed in claim 1, it is characterised in that set on the control device
It is equipped with a display.
9. a kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus as claimed in claim 1, it is characterised in that on the control device also
It is provided with an electronic balance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720156861.8U CN206671194U (en) | 2017-02-21 | 2017-02-21 | A kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720156861.8U CN206671194U (en) | 2017-02-21 | 2017-02-21 | A kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus |
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| CN206671194U true CN206671194U (en) | 2017-11-24 |
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ID=60379279
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| CN201720156861.8U Active CN206671194U (en) | 2017-02-21 | 2017-02-21 | A kind of oxygen nitrogen hydrogen thermal conductivity method hydrogen-measuring apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113251436A (en) * | 2021-06-04 | 2021-08-13 | 深圳粤通新能源环保技术有限公司 | Control method of hydrogen energy combustion-supporting ultra-low nitrogen combustor |
| CN116148309A (en) * | 2023-04-20 | 2023-05-23 | 钢研纳克检测技术股份有限公司 | Oxygen-nitrogen-hydrogen combined measurement device and method based on multiple combinations of thermal conduction and infrared method |
-
2017
- 2017-02-21 CN CN201720156861.8U patent/CN206671194U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113251436A (en) * | 2021-06-04 | 2021-08-13 | 深圳粤通新能源环保技术有限公司 | Control method of hydrogen energy combustion-supporting ultra-low nitrogen combustor |
| CN113251436B (en) * | 2021-06-04 | 2024-01-26 | 深圳粤通新能源环保技术有限公司 | Control method of hydrogen energy combustion-supporting ultralow nitrogen combustor |
| CN116148309A (en) * | 2023-04-20 | 2023-05-23 | 钢研纳克检测技术股份有限公司 | Oxygen-nitrogen-hydrogen combined measurement device and method based on multiple combinations of thermal conduction and infrared method |
| CN116148309B (en) * | 2023-04-20 | 2023-08-15 | 钢研纳克检测技术股份有限公司 | Oxygen-nitrogen-hydrogen combined measurement device and method based on multiple combinations of thermal conduction and infrared method |
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