CN203836598U - Safety hydrogen supply device - Google Patents
Safety hydrogen supply device Download PDFInfo
- Publication number
- CN203836598U CN203836598U CN201420235469.9U CN201420235469U CN203836598U CN 203836598 U CN203836598 U CN 203836598U CN 201420235469 U CN201420235469 U CN 201420235469U CN 203836598 U CN203836598 U CN 203836598U
- Authority
- CN
- China
- Prior art keywords
- pressure
- valve
- cut
- safety
- manual high
- 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.)
- Expired - Lifetime
Links
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 239000001257 hydrogen Substances 0.000 title abstract description 25
- 229910052739 hydrogen Inorganic materials 0.000 title abstract description 25
- 230000001105 regulatory effect Effects 0.000 claims abstract description 46
- 238000012360 testing method Methods 0.000 claims abstract description 17
- 239000007789 gas Substances 0.000 claims description 33
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 11
- 230000006837 decompression Effects 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 239000002775 capsule Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/34—Hydrogen distribution
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/45—Hydrogen technologies in production processes
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model provides a safety hydrogen supply device. The safety hydrogen supply device comprises a control system, a hydrogen source connector, a manual high pressure stop valve, an automatic pressure regulating valve, an emergency cut-off valve, an automatic emptying valve, a pressure detection device, a pressure test transmitting device, a field hydrogen leakage warning device, a safety valve and a pressure gage. According to the safety hydrogen supply device, automatic operation and manual operation can be switched at will, and hydrogen supply safety and hydrogen supply continuity are forcefully guaranteed. By the adoption of the safety hydrogen supply device, field detection and safety operation can be tightly combined, meanwhile, the pressure regulating valve can be automatically regulated according to the hydrogen pressure value, and thus the hydrogen supply pressure can meet the operating requirement. Interlocking control is conducted on the emergency cut-off valve and the emptying valve by detecting the hydrogen using safety condition on site, and therefore it is guaranteed that a hydrogen source can be cut off when leakage accidents happen as soon as possible.
Description
Technical field
The utility model relates to a kind of hydric safe air feeder.
Background technique
Existing hydrogen air feeder, mostly is manual operation pressure regulation, and programmed sequence of operations is complicated, and cut-out and emptying can not be in an emergency to report to the police with scene and combine, and the continuity of Security and air feed is all very poor.
Summary of the invention
Goal of the invention: the utility model provides a kind of hydric safe air feeder, the continuity that its objective is the existing complicated operation of solution device in the past, Security and air feed is very poor problem all.
Technological scheme:
A hydric safe air feeder, is characterized in that: this device comprises control system, gas source connector, Manual high-pressure cut-off valve, pressure automatic regulating valve, Emergeny Cutoff Valves, automatic air release valve, pressure-detecting device, pressure test transmitting set, on-the-spot hydrogen gas leakage warning device, safety valve and pressure gauge; The first gas source connector is connected with the first Manual high-pressure cut-off valve, the first Manual high-pressure cut-off valve connects the 3rd Manual high-pressure cut-off valve on the one hand, connect on the other hand the second Emergeny Cutoff Valves, the second Emergeny Cutoff Valves connects the first pressure automatic regulating valve, and the first pressure automatic regulating valve connects the 4th Manual high-pressure cut-off valve;
The second gas source connector is connected with the second Manual high-pressure cut-off valve, the second Manual high-pressure cut-off valve is connected to the 3rd Manual high-pressure cut-off valve on the one hand, be connected on the other hand the first Emergeny Cutoff Valves, the first Emergeny Cutoff Valves connects the second pressure automatic regulating valve, and the second pressure automatic regulating valve connects the 5th Manual high-pressure cut-off valve;
The 4th Manual high-pressure cut-off valve and the 5th Manual high-pressure cut-off valve are connected to pressure gauge jointly;
Safety valve is just connected pressure gauge with automatic air release valve parallel connection, and automatic air release valve is connected to control system by control wiring;
On-the-spot hydrogen gas leakage warning device, the first Emergeny Cutoff Valves, the second Emergeny Cutoff Valves, the first pressure automatic regulating valve and the second pressure automatic regulating valve are all connected to control system.
Pressure-detecting device is connected to pressure gauge on the one hand, and Bonding pressure is tested transmitting set on the other hand, and pressure test transmitting set is connected to control system.
Advantage and effect: of the present utility modelly provide a kind of hydric safe air feeder, this device comprises control system, gas source connector, Manual high-pressure cut-off valve, pressure automatic regulating valve, Emergeny Cutoff Valves, automatic air release valve, pressure-detecting device, pressure test transmitting set, on-the-spot hydrogen gas leakage warning device, safety valve and pressure gauge.
The utility model is provided with automatic pressure regulator on steam line, utilizes setting supply gas pressure to carry out automatic Regulation, has avoided causing the unsettled problem of supply gas pressure because tubular type trailer internal pressure changes.On steam line, be provided with emergency cut-off and atmospheric valve, according to hydrogen gas leakage with gas scene report to the police and pressure detecting signal automatically switch air feed, automatic evacuation, automatically cut off air feed operation.On air feeder, be provided with manually operated valve, when power failure and PLC control system fault, can carry out manual operation simultaneously.
The utility model automatic operation and manual operation can arbitrarily be switched, sound assurance the Security of air feed and the continuity of air feed.This hydric safe air feeder has realized Site Detection and safety operation is combined closely, and simultaneously according to the pressure regulator valve that automatically adjusts by atmospheric pressure value, makes supply gas pressure meet work requirements.The security situation of using according to Site Detection hydrogen, to Emergeny Cutoff Valves, the chain control of atmospheric valve, guarantees to cut off hydrogen source gas in the very first time of leakage accident generation.
accompanying drawing explanation:
Fig. 1 is structural representation of the present utility model.
embodiment:below in conjunction with accompanying drawing, the utility model is described further:
As shown in Figure 1, the utility model provides a kind of hydric safe air feeder, and this device comprises control system, gas source connector, Manual high-pressure cut-off valve, pressure automatic regulating valve, Emergeny Cutoff Valves, automatic air release valve, pressure-detecting device, pressure test transmitting set, on-the-spot hydrogen gas leakage warning device, safety valve and pressure gauge; The first gas source connector 1 is connected with the first Manual high-pressure cut-off valve 6, the first Manual high-pressure cut-off valve 6 connects the 3rd Manual high-pressure cut-off valve 8 on the one hand, connect on the other hand the second Emergeny Cutoff Valves 10, the second Emergeny Cutoff Valves 10 connects the first pressure automatic regulating valve 11, the first pressure automatic regulating valves 11 and connects the 4th Manual high-pressure cut-off valve 13;
The second gas source connector 2 is connected with the second Manual high-pressure cut-off valve 7, the second Manual high-pressure cut-off valve 7 is connected to the 3rd Manual high-pressure cut-off valve 8 on the one hand, be connected on the other hand the first Emergeny Cutoff Valves 9, the first Emergeny Cutoff Valves 9 connects the second pressure automatic regulating valve 12, the second pressure automatic regulating valves 12 and connects the 5th Manual high-pressure cut-off valve 14;
The 4th Manual high-pressure cut-off valve 13 and the 5th Manual high-pressure cut-off valve 14 are connected to pressure gauge 3 jointly;
Safety valve 5 is just connected pressure gauge 3 with automatic air release valve 18 parallel connections, and automatic air release valve 18 is connected to control system 4 by control wiring;
On-the-spot hydrogen gas leakage warning device 16, the first Emergeny Cutoff Valves 9, the second Emergeny Cutoff Valves 10, the first pressure automatic regulating valve 11 and the second pressure automatic regulating valve 12 are all connected to control system 4.
Pressure-detecting device 15 is connected to pressure gauge 3 on the one hand, and Bonding pressure is tested transmitting set 17 on the other hand, and pressure test transmitting set 17 is connected to control system 4.
The utility model is in order to solve in hydric safe air feed process, automatic Regulation and automatically cut off the problem of source of the gas, automatic evacuation while being in an emergency.By the superpressure emptying of hydrogen, on-the-spot hydrogen alarm and atmospheric valve Emergeny Cutoff Valves carry out chain control and realize security provisions hydrogen.
The first gas source connector 1 described in the utility model and the second gas source connector 2 are communicated with tubular type hydrogen trailer respectively with air feeder, described the first Manual high-pressure cut-off valve 6 is manually controlled the open and close of the source of the gas pipeline that is connected with the first gas source connector 1, described the second Manual high-pressure cut-off valve 7 is manually controlled the open and close of the source of the gas pipeline that is connected with the second gas source connector 2, described the 3rd Manual high-pressure cut-off valve 8 is controlled the connection of two-way source of the gas and closes, described the first pressure automatic regulating valve 11 and the second pressure automatic regulating valve 12 are arranged on the pipeline of two-way source of the gas, described the first Emergeny Cutoff Valves 9 and the second Emergeny Cutoff Valves 10 are arranged on before the upward pressure automatic regulating valve of tow channel gas source capsule road, and respectively with the chain control of pressure-detecting device 15, described pressure-detecting device 15 is arranged on post-decompression gas piping, safety valve 5 is arranged on the rear supply air line of decompression, described automatic air release valve 18 is arranged on the blowdown piping of the rear steam line of decompression.
The pipeline relating in the utility model and valve pressure grade are 20MPa, and pressure gage measuring range is 30MPa.
Described the first gas source connector 1 is arranged on device suction port end, described pressure test transmitting set 17 and the first pressure automatic regulating valve 11 are chain, described control system 4 is accepted pressure signal, controls urgent the second Emergeny Cutoff Valves 10 and the first pressure automatic regulating valve 11.
The first of the application is implemented mode of execution: by gas source connector, tubular type hydrogen trailer is communicated with device suction port, the second Emergeny Cutoff Valves 10, the first Manual high-pressure cut-off valve 6 and the 4th Manual high-pressure cut-off valve 13 are opened, the pressure value that pressure-detecting device 15 detects in steam line, by pressure test transmitting set 17, be transferred to control system 4, according to setting working pressure, control the first pressure automatic regulating valve 11, pressure is regulated and meets Production requirement, this implementation process has realized automatic pressure regulation function, reduces relevant artificial process.
Another kind of mode of execution, the difference of the mode of execution of this embodiment and above-mentioned hydric safe air feeder is, it also comprises the second Manual high-pressure cut-off valve 7, the 3rd Manual high-pressure cut-off valve 8, the 5th Manual high-pressure cut-off valve 14, the first Emergeny Cutoff Valves 9, the second pressure automatic regulating valve 12.Described the second Manual high-pressure cut-off valve 7 passes through pipeline communication with high-pressure stop valve, described the 3rd Manual high-pressure cut-off valve 8 is communicated with the second Emergeny Cutoff Valves 10 and the first pressure automatic regulating valve 11 by pipeline, and the 5th Manual high-pressure cut-off valve 14 is connected with the second pressure automatic regulating valve 12 and steam line by pipeline.
The device of present embodiment is when failing to realize pressure adjusting by embodiment one operating process, just by control system 4, control the second Emergeny Cutoff Valves 10, open the first pressure automatic regulating valve 11, close the second Manual high-pressure cut-off valve 7, open the 3rd Manual high-pressure cut-off valve 8 and the 5th Manual high-pressure cut-off valve 14, by 12 pairs of supply gas pressures of the second pressure automatic regulating valve, regulate.
This implementation process is when the first pressure automatic regulating valve 11 cisco unity malfunction, start present embodiment, the enforcement by present embodiment has realized when the first pressure automatic regulating valve 11 damage or the continuity of embodiment one hydrogen air feed during because of other fault cisco unity malfunctions.
The difference of the hydric safe air feeder described in embodiment three, this embodiment and embodiment one or two is, there is the participation of PLC control system 4, hydrogen gas leakage warning device 16, the first Emergeny Cutoff Valves 9 and the second Emergeny Cutoff Valves 10, described PLC control system 4 is accepted the testing signal of hydrogen gas leakage warning device 16 and pressure test transmitting set 17, described hydrogen gas leakage warning device 16 is arranged on air feed scene, and described the first Emergeny Cutoff Valves 9 and the second Emergeny Cutoff Valves 10 are arranged on two-way steam line.
This implementation process is when the density of hydrogen by on-the-spot hydrogen gas leakage warning device 16 Test Fields exceeds standard, signal is transferred to PLC control system 4, PLC control system 4 is controlled the first Emergeny Cutoff Valves 9, the second Emergeny Cutoff Valves 10 cuts off source of the gas and stops air feed, control automatic air release valve 18 simultaneously and open, the hydrogen storing in pipeline is passed through to exhausting pipeline emptying.
The difference of the hydric safe air feeder described in embodiment four, this embodiment and embodiment three is, it also has the participation of pressure-detecting device 15, pressure test transmitting set 17, described pressure-detecting device 15 is arranged on steam line, and described pressure test transmitting set 17 is connected with pressure-detecting device 15 by datawire.
This implementation process is when pressure-detecting device 15 detects in pipeline that steam line internal pressure is too high cannot be regulated, by pressure test transmitting set 17, pressure signal is transferred to control system 4, PLC control gear control system 4 is controlled automatic air release valve 18 and is opened the emptying process that realizes.
The difference of the hydric safe air feeder described in embodiment five, this embodiment and embodiment one or two is, it also has the participation of pressure gauge 3.
This implementation process is break down or during the fault such as system blackout, according to on-the-spot pressure gauge 3 testing conduit supply gas pressures, by manual tune pressure automatic regulating valve, carry out air feed when control system 4.
Embodiment six, it has the participation of safety valve 5 and coupled pipeline and valve, and when device of air internal pressure increases suddenly excessively, safety valve jumping up, gets rid of high pressure hydrogen by exhausting pipeline, safeguards system air feed safety.
Embodiment seven, it has the participation of the second Emergeny Cutoff Valves 10, the first pressure automatic regulating valve 11, the 4th Manual high-pressure cut-off valve 13, described the second Emergeny Cutoff Valves 10 is connected with the first Manual high-pressure cut-off valve 6 by pipeline, described the first pressure automatic regulating valve 11 is connected with the second Emergeny Cutoff Valves 10 by pipeline, and described the 4th Manual high-pressure cut-off valve 13 is connected with the first pressure automatic regulating valve 11 by pipeline.This implementation process is, when pressure automatic regulating valve being keeped in repair while protecting dismounting, closes the second Emergeny Cutoff Valves 10, the first pressure automatic regulating valve 11 prevents hydrogen gas leakage in air feeder, can in the situation that not stopping air feed, keep in repair.
The utility model can regulate supply gas pressure automatically according to working pressure, and when Site Detection has hydrogen gas leakage, Emergeny Cutoff Valves can cut off source of the gas automatically simultaneously, and opens atmospheric valve and carry out air defense, can carry out safely and effectively air feed.
Claims (2)
1. a hydric safe air feeder, is characterized in that: this device comprises control system, gas source connector, Manual high-pressure cut-off valve, pressure automatic regulating valve, Emergeny Cutoff Valves, automatic air release valve, pressure-detecting device, pressure test transmitting set, on-the-spot hydrogen gas leakage warning device, safety valve and pressure gauge; The first gas source connector (1) is connected with the first Manual high-pressure cut-off valve (6), the first Manual high-pressure cut-off valve (6) connects the 3rd Manual high-pressure cut-off valve (8) on the one hand, connect on the other hand the second Emergeny Cutoff Valves (10), the second Emergeny Cutoff Valves (10) connects the first pressure automatic regulating valve (11), and the first pressure automatic regulating valve (11) connects the 4th Manual high-pressure cut-off valve (13);
The second gas source connector (2) is connected with the second Manual high-pressure cut-off valve (7), the second Manual high-pressure cut-off valve (7) is connected to the 3rd Manual high-pressure cut-off valve (8) on the one hand, be connected on the other hand the first Emergeny Cutoff Valves (9), the first Emergeny Cutoff Valves (9) connects the second pressure automatic regulating valve (12), and the second pressure automatic regulating valve (12) connects the 5th Manual high-pressure cut-off valve (14);
The 4th Manual high-pressure cut-off valve (13) is connected to pressure gauge (3) jointly with the 5th Manual high-pressure cut-off valve (14);
Safety valve (5) is just connected pressure gauge (3) with automatic air release valve (18) parallel connection, and automatic air release valve (18) is connected to control system (4) by control wiring;
On-the-spot hydrogen gas leakage warning device (16), the first Emergeny Cutoff Valves (9), the second Emergeny Cutoff Valves (10), the first pressure automatic regulating valve (11) and the second pressure automatic regulating valve (12) are all connected to control system (4).
2. hydric safe air feeder according to claim 1, it is characterized in that: pressure-detecting device (15) is connected to pressure gauge (3) on the one hand, Bonding pressure is tested transmitting set (17) on the other hand, and pressure test transmitting set (17) is connected to control system (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420235469.9U CN203836598U (en) | 2014-05-09 | 2014-05-09 | Safety hydrogen supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420235469.9U CN203836598U (en) | 2014-05-09 | 2014-05-09 | Safety hydrogen supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203836598U true CN203836598U (en) | 2014-09-17 |
Family
ID=51514439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420235469.9U Expired - Lifetime CN203836598U (en) | 2014-05-09 | 2014-05-09 | Safety hydrogen supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203836598U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043013A (en) * | 2015-08-31 | 2015-11-11 | 深圳市海格金谷化工科技有限公司 | Uninterrupted backup system of air separation equipment |
| CN107300123A (en) * | 2017-08-17 | 2017-10-27 | 丹阳市方蓝气体设备有限公司 | A kind of gases at high pressure charging system |
| CN107588324A (en) * | 2017-08-30 | 2018-01-16 | 北方华锦化学工业集团有限公司 | Hydrogen supply system and hydrogen supply technique |
| CN109654375A (en) * | 2019-01-30 | 2019-04-19 | 中国科学技术大学 | A kind of safe feeding device and its air supply method of high pressure combustibility experimental gas |
| CN110631125A (en) * | 2019-09-18 | 2019-12-31 | 鲁西化工集团股份有限公司煤化工二分公司 | Emptying control system and method of high back pressure system |
-
2014
- 2014-05-09 CN CN201420235469.9U patent/CN203836598U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043013A (en) * | 2015-08-31 | 2015-11-11 | 深圳市海格金谷化工科技有限公司 | Uninterrupted backup system of air separation equipment |
| CN105043013B (en) * | 2015-08-31 | 2018-09-28 | 深圳市海格金谷工业科技有限公司 | The uninterrupted back-up system of air separation plant |
| CN107300123A (en) * | 2017-08-17 | 2017-10-27 | 丹阳市方蓝气体设备有限公司 | A kind of gases at high pressure charging system |
| CN107588324A (en) * | 2017-08-30 | 2018-01-16 | 北方华锦化学工业集团有限公司 | Hydrogen supply system and hydrogen supply technique |
| CN109654375A (en) * | 2019-01-30 | 2019-04-19 | 中国科学技术大学 | A kind of safe feeding device and its air supply method of high pressure combustibility experimental gas |
| CN110631125A (en) * | 2019-09-18 | 2019-12-31 | 鲁西化工集团股份有限公司煤化工二分公司 | Emptying control system and method of high back pressure system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |