CN110479123A - Intelligent automatic hydrogen nitrogen matching device - Google Patents
Intelligent automatic hydrogen nitrogen matching device Download PDFInfo
- Publication number
- CN110479123A CN110479123A CN201910903164.8A CN201910903164A CN110479123A CN 110479123 A CN110479123 A CN 110479123A CN 201910903164 A CN201910903164 A CN 201910903164A CN 110479123 A CN110479123 A CN 110479123A
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- CN
- China
- Prior art keywords
- hydrogen
- valve
- nitrogen
- gas
- tank
- 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.)
- Pending
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 136
- 239000001257 hydrogen Substances 0.000 title claims abstract description 110
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 110
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 65
- 125000004435 hydrogen atom Chemical class [H]* 0.000 title 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 95
- 239000007789 gas Substances 0.000 claims abstract description 56
- 238000002156 mixing Methods 0.000 claims abstract description 23
- 150000002431 hydrogen Chemical class 0.000 claims abstract description 21
- 230000006641 stabilisation Effects 0.000 claims abstract description 19
- 238000011105 stabilization Methods 0.000 claims abstract description 19
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 230000001105 regulatory effect Effects 0.000 claims abstract description 14
- 238000012163 sequencing technique Methods 0.000 claims description 18
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims 1
- 230000001276 controlling effect Effects 0.000 description 6
- 230000006837 decompression Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/10—Mixing gases with gases
- B01F23/19—Mixing systems, i.e. flow charts or diagrams; Arrangements, e.g. comprising controlling means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2113—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/2132—Concentration, pH, pOH, p(ION) or oxygen-demand
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2211—Amount of delivered fluid during a period
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/83—Forming a predetermined ratio of the substances to be mixed by controlling the ratio of two or more flows, e.g. using flow sensing or flow controlling devices
- B01F35/833—Flow control by valves, e.g. opening intermittently
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrogen, Water And Hydrids (AREA)
Abstract
The invention discloses intelligent automatic hydrogen nitrogen matching devices, including hydrogen vacuum tank, nitrogen stabilization pressure tank and mixed tank;The mixture tank is equipped with gas mixing pipeline, the nitrogen stabilization pressure tank is connected to through nitrogen feeding pipe road with gas mixing pipeline, the hydrogen vacuum tank is connected to through hydrogen feeding pipe road with gas mixing pipeline, the gas mixing pipeline access has mixed gas signal piping, and the mixed gas signal piping includes being connected with hydrogen analyser through delivery pipe;The hydrogen analyser is connected with PID controller, and the PID controller is connect with the regulating valve on hydrogen feeding pipe road;The mixture tank is equipped with outlet pipe, and the outer end of the outlet pipe is equipped with the blow valve and mixed gas drain valve that are arranged in parallel.The present invention effectively improves mixed gas and uses the use gas demand of point pressure and the continually changing special operation condition of flow;The frequency for reducing hydrogen concentration variation, has saved time and number that artificial amendment adds hydrogen amount, has effectively increased the utilization rate of mixed gas.
Description
Technical field
Hydrogen nitrogen mixing distribution equipment of the present invention, specially intelligent automatic hydrogen nitrogen matching device.
Background technique
Hydrogen nitrogen mixing distribution equipment is the device for hydrogen and nitrogen to be mixed to distribution in proportion.Existing hydrogen nitrogen proportion
Although device, in the state of voltage stabilization and current stabilization, when debugging can satisfy the stabilization of hydrogen concentration in nitrogen, end is once used
Big variation occurs for flow and pressure, and concentration of the hydrogen in nitrogen will change a lot moment, is not achieved client's
Requirement.And it is very long very long to restore the concentration stable time again.To waste many times and gas!It wastes artificial
And the energy.Therefore we provide a kind of intelligent automatic hydrogen nitrogen matching device.
Summary of the invention
To solve defect of the existing technology, the present invention provides intelligent automatic hydrogen nitrogen matching device.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
The intelligent automatic hydrogen nitrogen matching device of the present invention, including hydrogen vacuum tank, nitrogen stabilization pressure tank and mixed tank;It is described mixed
Distribution tank is equipped with gas mixing pipeline, and the nitrogen stabilization pressure tank is connected to through nitrogen feeding pipe road with gas mixing pipeline, and the hydrogen is steady
Pressure tank is connected to through hydrogen feeding pipe road with gas mixing pipeline, is successively arranged on the nitrogen feeding pipe road according to the sequencing that nitrogen passes through
First pressure gauge, the first pneumatic operated valve and the first shut-off valve;The sequencing passed through on the hydrogen feeding pipe road according to hydrogen is successively set
There are the second shut-off valve, the second pneumatic operated valve, regulating valve and third shut-off valve;The input terminal and third shut-off valve of second shut-off valve
Output end between be connected with defeated hydrogen branch pipe, be successively arranged the second pressure according to the sequencing that hydrogen passes through on the defeated hydrogen branch pipe
Power table and by-passing valve;The gas mixing pipeline access has mixed gas signal piping, and the mixed gas signal piping includes
Hydrogen analyser is connected with through delivery pipe;The hydrogen analyser is connected with PID controller, the PID controller and hydrogen feeding pipe
Regulating valve connection on road;The mixture tank is equipped with outlet pipe, and the outer end of the outlet pipe, which is equipped with, to be arranged in parallel
Blow valve and mixed gas drain valve;The outlet pipe is equipped with flowmeter.
As a preferred technical solution of the present invention, the sequencing that the delivery pipe passes through according to mixed gas is successively
Equipped with needle valve and motor-driven valve.
As a preferred technical solution of the present invention, the both ends of the flowmeter are respectively equipped with the 4th shut-off valve and the 5th
Shut-off valve.
As a preferred technical solution of the present invention, the mixture tank is equipped with third pressure gauge.
As a preferred technical solution of the present invention, the hydrogen vacuum tank is equipped with hydrogen gas pipeline, the hydrogen
Gas admission line is successively arranged the 4th pressure gauge and the first pressure reducing valve according to the sequencing that hydrogen passes through.
As a preferred technical solution of the present invention, the nitrogen stabilization pressure tank is equipped with nitrogen gas admission line, described
Nitrogen inlet duct road is successively arranged the 5th pressure gauge and the second pressure reducing valve according to the sequencing that nitrogen passes through.
The beneficial effects of the present invention are: 1, this kind of portable mask, acquires the real-time of hydrogen analyser by PID controller
Data control the regulating valve on hydrogen feeding pipe road according to the real time data of the collected hydrogen analyser of PID, Lai Zengjia
Or the flow of hydrogen is reduced, and then effectively control the hydrogen concentration in nitrogen, so that it is maintained the concentration of needs always.The present invention has
Effect improves mixed gas and uses the use gas demand of point pressure and the continually changing special operation condition of flow;Reduce hydrogen concentration variation
Frequency has saved time and number that artificial amendment adds hydrogen amount, has effectively increased the utilization rate of mixed gas.
2, this kind of portable mask, hydrogen and nitrogen pass through the first pressure reducing valve and the second pressure reducing valve respectively, laggard through depressurizing
Enter into hydrogen vacuum tank and nitrogen stabilization pressure tank, and passes through first pressure gauge, second pressure gauge, third pressure gauge and the 4th pressure
Table, for detecting the variation of front and back pressure.Hydrogen and nitrogen gas after decompression by hydrogen vacuum tank and nitrogen stabilization pressure tank into
Row storage, the intake then through regulating valve control hydrogen is mixed, then is carried out by the mix ratio to mixed gas
Detection, and convenient for accurately controlling the mixing ratio of two kinds of gas, the mixed airflow after mixture is through mixed tank, uniformly through mixture once again
Afterwards, it flows out from flowmeter, is used for client using end.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the intelligent automatic hydrogen nitrogen matching device of the present invention.
In figure: 1, hydrogen vacuum tank;2, nitrogen stabilization pressure tank;3, mixed tank;4, gas mixing pipeline;5, nitrogen feeding pipe road;6,
Hydrogen feeding pipe road;7, first pressure gauge;8, the first pneumatic operated valve;9, the first shut-off valve;10, the second shut-off valve;11, the second pneumatic operated valve;
12, regulating valve;13, third shut-off valve;14, defeated hydrogen branch pipe;15, second pressure gauge;16, by-passing valve;17, delivery pipe;18, hydrogen
Analyzer;19, PID controller;20, outlet pipe;21, blow valve;22, mixed gas drain valve;23, flowmeter;24, aciculiform
Valve;25, motor-driven valve;26, the 4th shut-off valve;27, the 5th shut-off valve;28, third pressure gauge;29, hydrogen gas pipeline;30,
Four pressure gauges;31, the first pressure reducing valve;32, nitrogen inlet duct road;33, the 5th pressure gauge;34, the second pressure reducing valve.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment: as shown in Figure 1, the intelligent automatic hydrogen nitrogen matching device of the present invention, including hydrogen vacuum tank 1, nitrogen are steady
Press tank 2 and mixed tank 3;The mixture tank 3 is equipped with gas mixing pipeline 4, and the nitrogen stabilization pressure tank 2 is through nitrogen feeding pipe road 5 and gas
Body mixing duct 4 is connected to, and the hydrogen vacuum tank 1 is connected to through hydrogen feeding pipe road 6 with gas mixing pipeline 4, on the nitrogen feeding pipe road 5
First pressure gauge 7, the first pneumatic operated valve 8 and the first shut-off valve 9 are successively arranged according to the sequencing that nitrogen passes through;The hydrogen feeding pipe
The second shut-off valve 10, the second pneumatic operated valve 11, regulating valve 12 and third is successively arranged according to the sequencing that hydrogen passes through on road 6 to cut
Only valve 13;Defeated hydrogen branch pipe 14, institute are connected between the input terminal of second shut-off valve 10 and the output end of third shut-off valve 13
It states and is successively arranged second pressure gauge 15 and by-passing valve 16 according to the sequencing that hydrogen passes through on defeated hydrogen branch pipe 14;The gas is mixed
Closing the access of pipeline 4 has mixed gas signal piping, and the mixed gas signal piping includes that hydrogen point is connected with through delivery pipe 17
Analyzer 18;The hydrogen analyser 18 is connected with PID controller 19, the PID controller 19 and the regulating valve on hydrogen feeding pipe road 6
12 connections;The mixture tank 3 is equipped with outlet pipe 20, and the outer end of the outlet pipe 20 is equipped with the emptying being arranged in parallel
Valve 21 and mixed gas drain valve 22;The outlet pipe 20 is equipped with flowmeter 23.It crosses PID controller 19 and acquires hydrogen analysis
The real time data of instrument 18, according to the real time data of the collected hydrogen analyser 18 of PID come to the regulating valve 12 on hydrogen feeding pipe road 6
It is controlled, to increase or decrease the flow of hydrogen, and then effectively controls the hydrogen concentration in nitrogen, it is made to maintain needs always
Concentration.The present invention effectively improves mixed gas and uses the use gas demand of point pressure and the continually changing special operation condition of flow;Subtract
The frequency for having lacked hydrogen concentration variation, has saved time and number that artificial amendment adds hydrogen amount, has effectively increased the utilization of mixed gas
Rate.
Wherein, the delivery pipe 17 is successively arranged needle valve 24 and motor-driven valve according to the sequencing that mixed gas passes through
25。
Wherein, the both ends of the flowmeter 23 are respectively equipped with the 4th shut-off valve 26 and the 5th shut-off valve 27.
Wherein, the mixed tank 3 is equipped with third pressure gauge 28.
The hydrogen vacuum tank 1 is equipped with hydrogen gas pipeline 29, what the hydrogen gas pipeline 29 passed through according to hydrogen
Sequencing is successively arranged the 4th pressure gauge 30 and the first pressure reducing valve 31.Wherein, the nitrogen stabilization pressure tank 2 be equipped with nitrogen gas into
Feed channel 32, the nitrogen inlet duct road 32 are successively arranged the 5th pressure gauge 33 and second according to the sequencing that nitrogen passes through and subtract
Pressure valve 34.Hydrogen and nitrogen pass through the first pressure reducing valve 31 and the second pressure reducing valve 34 respectively in the present invention, and hydrogen is entered after depressurizing
In gas vacuum tank 1 and nitrogen stabilization pressure tank 2, and pass through first pressure gauge 7, second pressure gauge 15, third pressure gauge 28 and the 4th pressure
Power table 30, for detecting the variation of front and back pressure.Hydrogen and nitrogen gas after decompression pass through hydrogen vacuum tank 1 and nitrogen stabilization pressure
Tank 2 is stored, and the intake for then controlling hydrogen through regulating valve 12 is mixed, then passes through the mixture to mixed gas
Than being detected, and convenient for accurately controlling the mixing ratio of two kinds of gas, the mixed airflow after mixture is through mixed tank 3, through once again
After mixture is uniform, flows out from flowmeter 23, used for client using end.
Working principle: hydrogen and nitrogen pass through the first pressure reducing valve 31 and the second pressure reducing valve 34 respectively, enter after depressurizing
In hydrogen vacuum tank 1 and nitrogen stabilization pressure tank 2, and pass through first pressure gauge 7, second pressure gauge 15, third pressure gauge 28 and the 4th
Pressure gauge 30, for detecting the variation of front and back pressure.Hydrogen and nitrogen gas after decompression is steady by hydrogen vacuum tank 1 and nitrogen
Pressure tank 2 is stored, and the intake for then controlling hydrogen through regulating valve 12 is mixed, then by mixing to mixed gas
Proportion is detected, and convenient for accurately controlling the mixing ratio of two kinds of gas, the mixed airflow after mixture is through mixed tank 3, through again
After degree mixture is uniform, flows out from flowmeter 23, used for client using end.
When hydrogen concentration is not up to requirement, PID controller 19 can be defaulted by using the hydrogen of setting dense inside this device
Degree operation;The flow for quickling increase or reducing automatically hydrogen by controlling to adjust valve 12, quickly reaches (in about tens seconds) and sets
Set hydrogen concentration.When being changed using end pressure and flow, this device can be controlled according to the pressure of rear end and the variation of flow
Regulating valve 12 quicklys increase or reduces automatically the flow of hydrogen, quickly holds setting hydrogen concentration (in about several seconds).Controller is real
When monitor the variation of hydrogen concentration in nitrogen, to make gas concentration constant output, that realizes hydrogen and nitrogen stablizes proportion
Function.
When rear end point of use does not use mixed gas, when rear end pressure reaches certain pressure value, this device can be automatically cut off
Two-way air inlet source no longer carries out mixed gas.When rear end reuses mixed gas, which can detect mixed gas rear end automatically
Pressure opens front end airflow source, carries out hydrogen nitrogen mixture again, reaches complete intelligent start & shutdown through one key, the requirement of automatic blending gas.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. intelligent automatic hydrogen nitrogen matching device, including hydrogen vacuum tank (1), nitrogen stabilization pressure tank (2) and mixed tank (3);It is special
Sign is: the mixture tank (3) is equipped with gas mixing pipeline (4), and the nitrogen stabilization pressure tank (2) is through nitrogen feeding pipe road (5) and gas
Body mixing duct (4) connection, the hydrogen vacuum tank (1) is connected to through hydrogen feeding pipe road (6) with gas mixing pipeline (4), described defeated
First pressure gauge (7), the first pneumatic operated valve (8) and first section are successively arranged according to the sequencing that nitrogen passes through on nitrogen pipeline (5)
Only valve (9);The second shut-off valve (10), the second gas are successively arranged according to the sequencing that hydrogen passes through on the hydrogen feeding pipe road (6)
Dynamic valve (11), regulating valve (12) and third shut-off valve (13);The input terminal and third shut-off valve of second shut-off valve (10)
(13) be connected with defeated hydrogen branch pipe (14) between output end, the sequencing passed through on the defeated hydrogen branch pipe (14) according to hydrogen according to
It is secondary to be equipped with second pressure gauge (15) and by-passing valve (16);Gas mixing pipeline (4) access has mixed gas signal piping, institute
Stating mixed gas signal piping includes being connected with hydrogen analyser (18) through delivery pipe (17);Hydrogen analyser (18) connection
Have PID controller (19), the PID controller (19) connect with the regulating valve (12) on hydrogen feeding pipe road (6);The mixture tank
(3) outlet pipe (20) are equipped with, the outer end of the outlet pipe (20) is equipped with the blow valve (21) being arranged in parallel and mixes
It closes gas-discharging valve (22);The outlet pipe (20) is equipped with flowmeter (23).
2. intelligent automatic hydrogen nitrogen matching device according to claim 1, which is characterized in that the delivery pipe (17) according to
The sequencing that mixed gas passes through is successively arranged needle valve (24) and motor-driven valve (25).
3. intelligent automatic hydrogen nitrogen matching device according to claim 1, which is characterized in that the two of the flowmeter (23)
End is respectively equipped with the 4th shut-off valve (26) and the 5th shut-off valve (27).
4. intelligent automatic hydrogen nitrogen matching device according to claim 1, which is characterized in that set on the mixture tank (3)
There are third pressure gauge (28).
5. intelligent automatic hydrogen nitrogen matching device according to claim 1, which is characterized in that the hydrogen vacuum tank (1)
It is equipped with hydrogen gas pipeline (29), the hydrogen gas pipeline (29) is successively arranged the 4th according to the sequencing that hydrogen passes through
Pressure gauge (30) and the first pressure reducing valve (31).
6. intelligent automatic hydrogen nitrogen matching device according to claim 1, which is characterized in that the nitrogen stabilization pressure tank (2)
It is equipped with nitrogen gas admission line (32), the nitrogen inlet duct road (32) is successively arranged the according to the sequencing that nitrogen passes through
Five pressure gauges (33) and the second pressure reducing valve (34).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910903164.8A CN110479123A (en) | 2019-09-24 | 2019-09-24 | Intelligent automatic hydrogen nitrogen matching device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910903164.8A CN110479123A (en) | 2019-09-24 | 2019-09-24 | Intelligent automatic hydrogen nitrogen matching device |
Publications (1)
Publication Number | Publication Date |
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CN110479123A true CN110479123A (en) | 2019-11-22 |
Family
ID=68559030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910903164.8A Pending CN110479123A (en) | 2019-09-24 | 2019-09-24 | Intelligent automatic hydrogen nitrogen matching device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113144925A (en) * | 2021-04-21 | 2021-07-23 | 江苏科技大学 | Real-time gas mixing system and working method thereof |
CN114984842A (en) * | 2022-05-13 | 2022-09-02 | 上海至纯系统集成有限公司 | High-purity special gas mixing cabinet for chip |
WO2022257477A1 (en) * | 2021-06-11 | 2022-12-15 | 中国石油大学(华东) | Experimental system and method for medium-low-pressure hydrogen-containing pipeline |
Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1382338A (en) * | 1971-04-16 | 1975-01-29 | Oreal | Method and apparatus for producing a mixture of at least two fluids |
US5470390A (en) * | 1993-05-07 | 1995-11-28 | Teisan Kabushiki Kaisha | Mixed gas supply system with a backup supply system |
JPH1176779A (en) * | 1997-09-11 | 1999-03-23 | Nippon Sanso Kk | Gaseous mixture supply device |
WO2001065250A1 (en) * | 2000-03-03 | 2001-09-07 | V & F Analyse- Und Messtechnik G.M.B.H. | Method and device for conditioning gas mixtures |
CN101992035A (en) * | 2009-08-17 | 2011-03-30 | 张文波 | Automatic nitrogen and hydrogen gas distribution method |
CN202212112U (en) * | 2011-08-12 | 2012-05-09 | 苏州苏净保护气氛有限公司 | Automatic nitrogen-hydrogen proportioning and mixing device |
CN202343113U (en) * | 2011-10-25 | 2012-07-25 | 中国瑞林工程技术有限公司 | Nitrogen and hydrogen gas blending device used for bright annealing of copper and copper alloy |
CN203208915U (en) * | 2013-04-01 | 2013-09-25 | 杭州天利空分设备制造有限公司 | Automatic hydrogen and nitrogen hydrogenating, mixing and proportioning device |
CN204193872U (en) * | 2014-11-14 | 2015-03-11 | 成都森乐化工科技有限公司 | A kind of preparation system of annealing furnace protective gas |
CN204220106U (en) * | 2014-11-24 | 2015-03-25 | 太仓中化环保化工有限公司 | A kind of gas mixer |
CN204768311U (en) * | 2015-06-04 | 2015-11-18 | 中山市利光电子有限公司 | Mixed distribution equipment of hydrogen nitrogen that ratio is accurate |
CN206184280U (en) * | 2016-11-23 | 2017-05-24 | 甘肃机电职业技术学院 | Hydrogen nitrogen of improvement mixes machine |
CN207667584U (en) * | 2017-10-17 | 2018-07-31 | 重庆凯益特种气体有限公司 | A kind of controllable air distribution system of mixed gas suitable for tun |
CN109184836A (en) * | 2018-08-15 | 2019-01-11 | 上海柯来浦能源科技有限公司 | A kind of hydrogen mixed working fluid dynamical system |
CN109821431A (en) * | 2019-03-26 | 2019-05-31 | 海安县通用粉末冶金厂 | A kind of injection moulding nitrogen and hydrogen mixture proportioning controller |
CN211098447U (en) * | 2019-09-24 | 2020-07-28 | 江苏宏博气体装备科技有限公司 | Intelligent automatic hydrogen-nitrogen proportioning device |
-
2019
- 2019-09-24 CN CN201910903164.8A patent/CN110479123A/en active Pending
Patent Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1382338A (en) * | 1971-04-16 | 1975-01-29 | Oreal | Method and apparatus for producing a mixture of at least two fluids |
US5470390A (en) * | 1993-05-07 | 1995-11-28 | Teisan Kabushiki Kaisha | Mixed gas supply system with a backup supply system |
JPH1176779A (en) * | 1997-09-11 | 1999-03-23 | Nippon Sanso Kk | Gaseous mixture supply device |
WO2001065250A1 (en) * | 2000-03-03 | 2001-09-07 | V & F Analyse- Und Messtechnik G.M.B.H. | Method and device for conditioning gas mixtures |
CN101992035A (en) * | 2009-08-17 | 2011-03-30 | 张文波 | Automatic nitrogen and hydrogen gas distribution method |
CN202212112U (en) * | 2011-08-12 | 2012-05-09 | 苏州苏净保护气氛有限公司 | Automatic nitrogen-hydrogen proportioning and mixing device |
CN202343113U (en) * | 2011-10-25 | 2012-07-25 | 中国瑞林工程技术有限公司 | Nitrogen and hydrogen gas blending device used for bright annealing of copper and copper alloy |
CN203208915U (en) * | 2013-04-01 | 2013-09-25 | 杭州天利空分设备制造有限公司 | Automatic hydrogen and nitrogen hydrogenating, mixing and proportioning device |
CN204193872U (en) * | 2014-11-14 | 2015-03-11 | 成都森乐化工科技有限公司 | A kind of preparation system of annealing furnace protective gas |
CN204220106U (en) * | 2014-11-24 | 2015-03-25 | 太仓中化环保化工有限公司 | A kind of gas mixer |
CN204768311U (en) * | 2015-06-04 | 2015-11-18 | 中山市利光电子有限公司 | Mixed distribution equipment of hydrogen nitrogen that ratio is accurate |
CN206184280U (en) * | 2016-11-23 | 2017-05-24 | 甘肃机电职业技术学院 | Hydrogen nitrogen of improvement mixes machine |
CN207667584U (en) * | 2017-10-17 | 2018-07-31 | 重庆凯益特种气体有限公司 | A kind of controllable air distribution system of mixed gas suitable for tun |
CN109184836A (en) * | 2018-08-15 | 2019-01-11 | 上海柯来浦能源科技有限公司 | A kind of hydrogen mixed working fluid dynamical system |
CN109821431A (en) * | 2019-03-26 | 2019-05-31 | 海安县通用粉末冶金厂 | A kind of injection moulding nitrogen and hydrogen mixture proportioning controller |
CN211098447U (en) * | 2019-09-24 | 2020-07-28 | 江苏宏博气体装备科技有限公司 | Intelligent automatic hydrogen-nitrogen proportioning device |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113144925A (en) * | 2021-04-21 | 2021-07-23 | 江苏科技大学 | Real-time gas mixing system and working method thereof |
WO2022257477A1 (en) * | 2021-06-11 | 2022-12-15 | 中国石油大学(华东) | Experimental system and method for medium-low-pressure hydrogen-containing pipeline |
CN114984842A (en) * | 2022-05-13 | 2022-09-02 | 上海至纯系统集成有限公司 | High-purity special gas mixing cabinet for chip |
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