CN205823603U - The testing device of hydrogen gas compressor - Google Patents
The testing device of hydrogen gas compressor Download PDFInfo
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- CN205823603U CN205823603U CN201620773158.7U CN201620773158U CN205823603U CN 205823603 U CN205823603 U CN 205823603U CN 201620773158 U CN201620773158 U CN 201620773158U CN 205823603 U CN205823603 U CN 205823603U
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Abstract
A kind of testing device of hydrogen gas compressor; it includes hydrogen gas compressor and the low pressure gasholder that can fill protective gas and high pressure tank; described hydrogen gas compressor has one-level cylinder and secondary cylinder, and between described one-level cylinder to secondary cylinder, bubble-tight connection has at least unilaterally connected appendix；Between described low pressure gasholder extremely described one-level cylinder, bubble-tight connection has unilaterally connected compressor inleting pipe, the steam supply valve for connecting external air source it is additionally provided with on described low pressure gasholder, between described secondary cylinder extremely described high pressure tank, bubble-tight connection has unilaterally connected compressor escape pipe, between described high pressure tank extremely described low pressure gasholder, bubble-tight connection has return duct, and described return duct is provided with air relief valve.
Description
Technical field
This utility model relates to the debugging technique field of the pressurized equipment of high pressure (4.0MPa to 5.0MPa) hydrogen, relates to especially
And the testing device of a kind of hydrogen gas compressor.
Background technology
In some need to use the chemical production field of hydrogenation reaction, (4.0MPa arrives to need to use high pressure hydrogen
5.0MPa), it is therefore desirable to use hydrogen gas compressor.Existing production high pressure hydrogen or the producer of use high pressure hydrogen, installing
Or maintenance hydrogen gas compressor carry out debug test run time, the method for being widely used is: direct hydrogen is compressed test run.This method
In commissioning process, especially when purging displacement is lack of standardization, air enters in hydrogen gas compressor, high when hydrogen gas compressor runs
Oxygen in air and hydrogen generation oxidation reaction under temperature high pressure conditions, it may occur that energy accumulation, when response speed is fast, energy product
Tired when reaching to a certain degree, violent energy will be occurred discharge, produce and explode；Electrostatic during test run and collision produce spark, also
Easily ignite hydrogen, directly produce blast.The most above-mentioned existing test run mode brings uneasy full blast to Chemical Manufacture
Danger.
Utility model content
The purpose of this utility model is to provide the testing device of a kind of hydrogen gas compressor, its technical problem to be solved
It is: existing hydrogen gas compressor, when test run, uses the test run mode being passed directly into hydrogen, easily causes in hydrogen gas compressor
It is mixed into air, with hydrogen, oxidation reaction occurs under conditions of High Temperature High Pressure, and then energy stacking occurs, bring safety to production
Hidden danger.
For solving above-mentioned technical problem, this utility model provides the testing device of a kind of hydrogen gas compressor, and it includes hydrogen
Compressor and low pressure gasholder and the high pressure tank of protective gas can be filled, described hydrogen gas compressor have one-level cylinder with
And secondary cylinder, between described one-level cylinder to secondary cylinder, bubble-tight connection has at least unilaterally connected appendix；
Between described low pressure gasholder extremely described one-level cylinder, bubble-tight connection has unilaterally connected compressor inleting pipe, described low pressure
The steam supply valve for connecting external air source it is additionally provided with on air accumulator, airtight between described secondary cylinder to described high pressure tank
Property connection have unilaterally connected compressor escape pipe, described high pressure tank is to bubble-tight company between described low pressure gasholder
It is connected to return duct, described return duct is provided with air relief valve.
It is preferable over: described one-level cylinder and secondary cylinder are respectively arranged with first piston and the second piston, described
Being connected to first connecting rod and second connecting rod on first piston and the second piston, described first connecting rod and second connecting rod are all with one
Compressor crank links.
Be preferable over: be provided with on every described appendix one unilaterally connected to secondary cylinder from described one-level cylinder
Pressurization check valve；On described compressor inleting pipe by described low pressure gasholder to one-level cylinder be disposed with air inlet pipe air valve with
And breather check valve, the conducting direction of described breather check valve is to one-level cylinder one-way conduction by described low pressure gasholder；Institute
State and be disposed with outgassing nonreturn valve and escape pipe by described secondary cylinder to described high pressure tank on compressor escape pipe
Air valve, the conducting direction of described outgassing nonreturn valve is by described secondary cylinder to described high pressure tank one-way conduction；Described time
Between described air relief valve to high pressure tank, return duct air valve it is provided with in flow tube.
It is preferable over: on described low pressure gasholder and high pressure tank, be provided with explosion relief valve.
It is preferable over: described protective gas is nitrogen.
It is preferable over: be provided with for measuring the air pressure of protective gas in tank on described low pressure gasholder and high pressure tank
Pressure gauge and thermometer with temperature.
It is preferable over: described air inlet pipe air valve, escape pipe air valve and return duct air valve are resistance to pressure valve, described gas transmission
Pipe, pressurization check valve, compressor inleting pipe, air inlet pipe air valve, breather check valve, compressor escape pipe, outgassing nonreturn valve, give vent to anger
Pipe air valve, return duct, return duct air valve and air relief valve are pressure stainless steel material and make.
Compared with prior art, the beneficial effects of the utility model are:
One, this utility model is by being provided inert protective gas by described low pressure gasholder in one-level cylinder, and then
Make hydrogen gas compressor omnidistance compression in commissioning process, transhipment be inert protective gas, and then commissioning process can be stopped
In unsafe factor, it is to avoid the hydrogen-holder after oxygen enters pressurization in commissioning process causes hydrogen and oxygen to occur acutely chemistry anti-
Blast should be produced；
Two, the most protected gas shield in the operating process of whole test run, allows for compressing inflammable and explosive dangerous gas
The hydrogen gas compressor of body realizes safe test run, and also it is cost-effective to recycle protective gas；
Three, operational approach is simple, by low pressure gasholder and high pressure tank respectively with one-level cylinder and secondary cylinder
Connect, then the steam supply valve of described low pressure gasholder is connected the protective gas air supply source of outside, hydrogen gas compressor can be carried out
Trial run and run, service efficiency is high, and safety coefficient is high；
As long as four once input protective gas, protective gas can recycle afterwards, saves test run cost, and minimizing is many
The unsafe factor that test run is brought by remaining operation.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Detailed description of the invention
The test run dress of a kind of hydrogen gas compressor to the utility model proposes below with reference to accompanying drawing 1 and preferred embodiment
Put and be described in greater detail below.
This utility model provides the testing device of a kind of hydrogen gas compressor, and it includes hydrogen gas compressor 1 and can fill lazy
Property the low pressure gasholder 2 of protective gas (described protective gas is nitrogen) and high pressure tank 3, described hydrogen gas compressor 1 has
Having one-level cylinder 11 and secondary cylinder 12, between described one-level cylinder 11 to secondary cylinder 12, bubble-tight connection has at least one
The unilaterally connected appendix of root 13 (as shown in Figure 1, described appendix 13 is preferably two), described one-level cylinder 11 and
Secondary cylinder 12 is respectively arranged with first piston 14 and the second piston 15, described first piston 14 and the second piston 15 divide
Lian Jie not have first connecting rod 16 and second connecting rod 17, described first connecting rod 16 and second connecting rod 17 all with a compressor crank 18
Dynamic；Described low pressure gasholder 2 has unilaterally connected compressor inleting pipe 4 to bubble-tight connection between described one-level cylinder 11,
Being additionally provided with the steam supply valve 21 for connecting external air source on described low pressure gasholder 2, described secondary cylinder 12 is to described high pressure
Between air accumulator 3, bubble-tight connection has unilaterally connected compressor escape pipe 5, described high pressure tank 3 to store up to described low pressure
Between gas tank 2, bubble-tight connection has return duct 6, and described return duct 6 is provided with air relief valve 61, described low pressure gasholder 2 with
The Pressure gauge (22,31) for measuring the air pressure of protective gas and temperature in tank and thermometer it is provided with on high pressure tank 3
(23,32).
In the specific implementation, the test run method of the testing device of above-mentioned a kind of hydrogen gas compressor is this utility model: first
First the low-voltage variation gas that pressure is 0.5MPa to 1.0MPa being full of described low pressure gasholder 2, described hydrogen gas compressor 1 is transported
Turning, described compressor crank 18 drives described first connecting rod 16 and the second connecting rod 17 described first piston 14 and second that links to live
Plug 15 stroke in described one-level cylinder 11 and secondary cylinder 12 respectively, the protective gas of described low pressure passes through described compressor
Air inlet pipe 4 enters in described one-level cylinder 11 under the intake stroke effect of described one-level cylinder 11, at described first piston 14
Compression stroke effect under compression mortgage protective gas, the pressure of protective gas is compressed to pressure is 1.8MPa to 2.8MPa,
And irreversibly delivered to described secondary cylinder 12 by appendix 13, the second piston 15 in described secondary cylinder 12 is in described pressure
Compression stroke under the driving of contracting machine crank 18 and second connecting rod 17, so compression be filled with the protective gas in described secondary cylinder,
When the protective gas in described secondary cylinder 12 is compressed to 4.0MPa to 5.0MPa, protective gas is gone out by described compressor
Trachea 5 irreversibly delivers to described high pressure tank 3, constantly compresses the protection enter the high pressure conditions in described high pressure tank 3
Gas is flow back in described low pressure gasholder 2 by described return duct 6 and air relief valve 61, and then completes a wheel compression test run, protects
Protect gas can recycle, safety, and simple to operate the most cost-effective.Wherein said with thermometer 23 and pressure
Table 22 is for monitoring the gaseous state in described low pressure gasholder 2；Described it is used for monitoring institute with thermometer 32 and Pressure gauge 31
State the gaseous state in high pressure tank 3.
As above, every described appendix 13 is provided with one from described one-level cylinder 11 to secondary cylinder 12
Unilaterally connected pressurization check valve 131, described pressurization check valve 131 ensure that the protection gas being filled with in described secondary cylinder 12
Body will not blow back into described one-level cylinder 11, but also can be by arranging the conducting threshold values of described pressurization check valve 131, it is ensured that
Air pressure in described one-level cylinder 11 just can be washed this pressurization check valve 131 open after reaching certain numerical value and enter described secondary cylinder
In 12, follow-up two-stage pressurizing；Depended on by described low pressure gasholder 2 to one-level cylinder 11 on described compressor inleting pipe 4
Secondary air inlet pipe air valve 41 and the breather check valve 42 of being provided with, the conducting direction of described breather check valve 42 is for be stored up by described low pressure
Gas tank 2 to one-level cylinder 11 one-way conduction, described air inlet pipe air valve 41 can be as accessing valve body, and as manual valve body to institute
Stating compressor inleting pipe 4 and carry out ending or opening control, described breather check valve 42 ensure that and is filled with described one-level cylinder
Protective gas in 11 will not blow back in described low pressure gasholder 2, but also can be by arranging described breather check valve 42
Conducting threshold values, it is ensured that the air pressure of the protective gas being filled with in described low pressure gasholder 2 just can wash this open after reaching certain numerical value
Breather check valve 42 enters in described one-level cylinder 11, follow-up further pressurization；On described compressor escape pipe 5 by
Described secondary cylinder 12 is disposed with outgassing nonreturn valve 51 and escape pipe air valve 52 to described high pressure tank 3, described in go out
The conducting direction of gas check valve 51 is to described high pressure tank 3 one-way conduction, described escape pipe gas by described secondary cylinder 12
Described secondary cylinder 12 can be carried out air-tightness with described high pressure tank 3 as connection valve body and be connected by valve 52, and as hands
Described compressor escape pipe 5 is ended or opens control by moving valve, and described outgassing nonreturn valve 51 ensure that from described
The protective gas flowed out in secondary cylinder 12 will not flow backwards because of pressure differential front and back, but also can go out described in arranging
The conducting threshold values of gas check valve 51, it is ensured that the protective gas in described secondary cylinder 12 just can be washed open after being compressed to certain numerical value
This outgassing nonreturn valve 51 enters in described high pressure tank 3；Described air relief valve 61 to high pressure tank it is positioned on described return duct 6
Being provided with return duct air valve 62 between 3, the gases at high pressure in described high pressure tank 3 can be reduced pressure by described air relief valve 61
After pass back in described low pressure gasholder 2, it is achieved inner loop, and described return duct air valve 62 can be used as manual valve body to institute
State return duct 6 to carry out ending or opening control.
Further, described low pressure gasholder 2 is provided with explosion relief valve 7 on high pressure tank 3, utilizes described explosion-proof
Relief valve 7 carries out explosive-proof protector to described low pressure gasholder 2 with high pressure tank 3.
Described air inlet pipe air valve 41, escape pipe air valve 52 and return duct air valve 62 are resistance to pressure valve, described appendix
13, pressurization check valve 131, compressor inleting pipe 4, air inlet pipe air valve 41, breather check valve 42, compressor escape pipe 5, list of giving vent to anger
It is pressure stainless steel material to valve 51, escape pipe air valve 52, return duct 6, return duct air valve 62 and air relief valve 61 to make.
When needs carry out hydrogen gas compressor test run, we are first by outside protective gas source of the gas and described low pressure gasholder
Steam supply valve 21 on 2 carries out air-tightness connection, opens steam supply valve 21, in described low pressure gasholder 2 and each pipeline air cavity is carried out
Protective gas is effectively replaced, and is filled with protective gas, detects oxygen content, starts described hydrogen gas compressor 1, beat after oxygen content is qualified
Opening the air inlet pipe air valve 41 of hydrogen gas compressor 1, protective gas washes described breather check valve 42 open, and low-voltage variation gas enters described
In the one-level cylinder 11 of hydrogen gas compressor 1, drive described first connecting rod 16 and by the compressor crank 18 of hydrogen gas compressor 1
One piston 14 does reciprocating compression motion, after protective gas is compressed to setting pressure (certain value between 1.8MPa to 2.8MP), washes open
Described pressurization check valve 131, enters described secondary cylinder 12 by appendix 13, with the reciprocating compression of one-level cylinder 11 above
The principle of motion compresses protective gas is identical, and compressor crank 18 drives second connecting rod 17 and the second piston 15 to do reciprocating compression fortune
Dynamic, further protective gas is compressed to setting pressure (4.0MPa to 5.0MPa), outgassing nonreturn valve 51 quilt of hydrogen gas compressor 1
Washing open, compressed gas is transported to described high-pressure gas by described escape pipe air valve 52 and compressor escape pipe 5 by gases at high pressure
In tank 3, high pressure tank 3 is with thermometer 32, Pressure gauge 31 and explosion relief valve 7, the pressure constantly accumulated in high pressure tank 3
The pressure of protective gas is reduced to 0.5MPa further through the return duct 6 with return duct air valve 62 and air relief valve 61 and is arrived by contracting gas
It is back to after 1.0MPa in described low pressure gasholder 2, it is achieved recycle.
If the compressed gas in the I and II cylinder (11,12) of described hydrogen gas compressor 1 reaches predetermined value (described hydrogen
Carrying Pressure gauge on air compressor 1, this is ordinary skill in the art means, and Figure of description is the most superfluous with this specification
State), then succeed in the test run, close described air inlet pipe air valve 41 and escape pipe valve body 52, protective gas is stayed the storage of described high pressure
Gas tank 3, with low pressure gasholder 2, uses when test run next time.
The one-level cylinder 11 of hydrogen gas compressor 1 it is connected with the outlet of hydrogen-holder simultaneously and after good seal, opens gas
Valve, is connected the secondary cylinder 12 of hydrogen gas compressor 1 with the inlet tube of hydrogen-holder and opens air valve after effective good seal, it is achieved
The normally compressed use of hydrogen gas compressor 1.
Comprehensive described, the technical solution of the utility model sufficiently effective can complete above-mentioned utility model purpose, and
Structural principle of the present utility model and principle of work and power are the most sufficiently verified, and can reach intended merit
Imitating and purpose, and embodiment of the present utility model can also convert according to these principles, therefore, this utility model includes one
Cut all replacement contents in the range of being previously mentioned in claim.Any institute in this utility model claim
The equivalence change made, within all belonging to the scope of the claims of this case application.
Claims (7)
1. the testing device of a hydrogen gas compressor, it is characterised in that: include hydrogen gas compressor and protective gas can be filled
Low pressure gasholder and high pressure tank, described hydrogen gas compressor has one-level cylinder and secondary cylinder, and described one-level cylinder is extremely
Between secondary cylinder, bubble-tight connection has at least unilaterally connected appendix；Described low pressure gasholder is to described one-level gas
Between cylinder, bubble-tight connection has unilaterally connected compressor inleting pipe, and described low pressure gasholder is additionally provided with outside connecting
The steam supply valve of portion's source of the gas, between described secondary cylinder to described high pressure tank, bubble-tight connection has unilaterally connected compressor
Escape pipe, between described high pressure tank to described low pressure gasholder, bubble-tight connection has return duct, and described return duct sets
It is equipped with air relief valve.
2. the testing device of hydrogen gas compressor as claimed in claim 1, it is characterised in that: described one-level cylinder and two grades of gas
Cylinder is respectively arranged with on first piston and the second piston, described first piston and the second piston and is connected to first connecting rod
With second connecting rod, described first connecting rod and second connecting rod all link with a compressor crank.
3. the testing device of hydrogen gas compressor as claimed in claim 2, it is characterised in that: it is respectively provided with on every described appendix
Have one from described one-level cylinder to secondary cylinder unilaterally connected pressurization check valve；By described low on described compressor inleting pipe
Pressure air accumulator to one-level cylinder is disposed with air inlet pipe air valve and breather check valve, the conducting direction of described breather check valve
For by described low pressure gasholder to one-level cylinder one-way conduction；By described secondary cylinder to described height on described compressor escape pipe
Pressure air accumulator is disposed with outgassing nonreturn valve and escape pipe air valve, and the conducting direction of described outgassing nonreturn valve is by described two
Level cylinder is to described high pressure tank one-way conduction；Arrange between described air relief valve to high pressure tank on described return duct
There is return duct air valve.
4. the testing device of hydrogen gas compressor as claimed in claim 3, it is characterised in that: described low pressure gasholder stores up with high pressure
Explosion relief valve it is provided with on gas tank.
5. the testing device of hydrogen gas compressor as claimed in claim 4, it is characterised in that: described protective gas is nitrogen.
6. the testing device of hydrogen gas compressor as claimed in claim 5, it is characterised in that: described low pressure gasholder stores up with high pressure
It is provided with on gas tank for measuring the air pressure of protective gas and the Pressure gauge of temperature and thermometer in tank.
7. the testing device of hydrogen gas compressor as claimed in claim 6, it is characterised in that: described air inlet pipe air valve, escape pipe
Air valve and return duct air valve are resistance to pressure valve, described appendix, pressurization check valve, compressor inleting pipe, air inlet pipe air valve,
Breather check valve, compressor escape pipe, outgassing nonreturn valve, escape pipe air valve, return duct, return duct air valve and air relief valve are
Pressure stainless steel material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620773158.7U CN205823603U (en) | 2016-07-21 | 2016-07-21 | The testing device of hydrogen gas compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620773158.7U CN205823603U (en) | 2016-07-21 | 2016-07-21 | The testing device of hydrogen gas compressor |
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| Publication Number | Publication Date |
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| CN205823603U true CN205823603U (en) | 2016-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620773158.7U Active CN205823603U (en) | 2016-07-21 | 2016-07-21 | The testing device of hydrogen gas compressor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793802A (en) * | 2019-11-28 | 2020-02-14 | 中国科学院工程热物理研究所 | Double-closed indirect cooling compressor experiment system |
| CN113606124A (en) * | 2021-08-13 | 2021-11-05 | 上海氢枫能源技术有限公司 | Compressor testing system and testing method |
| CN115288996A (en) * | 2022-09-19 | 2022-11-04 | 中国石油大学(华东) | Performance test device for simulating ionic liquid hydrogen compressor |
| CN115324883A (en) * | 2022-07-22 | 2022-11-11 | 西安交通大学 | System and method for testing liquid-driven piston compressor |
| CN117927448A (en) * | 2024-03-21 | 2024-04-26 | 苏州瑞玛精密工业股份有限公司 | Air compressor, integrated gas supply device and gas supply method |
-
2016
- 2016-07-21 CN CN201620773158.7U patent/CN205823603U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793802A (en) * | 2019-11-28 | 2020-02-14 | 中国科学院工程热物理研究所 | Double-closed indirect cooling compressor experiment system |
| CN113606124A (en) * | 2021-08-13 | 2021-11-05 | 上海氢枫能源技术有限公司 | Compressor testing system and testing method |
| CN115324883A (en) * | 2022-07-22 | 2022-11-11 | 西安交通大学 | System and method for testing liquid-driven piston compressor |
| CN115324883B (en) * | 2022-07-22 | 2023-11-14 | 西安交通大学 | System and method for testing liquid-driven piston compressor |
| CN115288996A (en) * | 2022-09-19 | 2022-11-04 | 中国石油大学(华东) | Performance test device for simulating ionic liquid hydrogen compressor |
| CN115288996B (en) * | 2022-09-19 | 2023-07-21 | 中国石油大学(华东) | Performance test device for simulating ionic liquid hydrogen compressor |
| CN117927448A (en) * | 2024-03-21 | 2024-04-26 | 苏州瑞玛精密工业股份有限公司 | Air compressor, integrated gas supply device and gas supply method |
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