CN206694835U - For returning the voltage-stabilizing system of hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment - Google Patents
For returning the voltage-stabilizing system of hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment Download PDFInfo
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- CN206694835U CN206694835U CN201720537609.1U CN201720537609U CN206694835U CN 206694835 U CN206694835 U CN 206694835U CN 201720537609 U CN201720537609 U CN 201720537609U CN 206694835 U CN206694835 U CN 206694835U
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- hydrogen
- air accumulator
- pressure
- return
- roots blower
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- 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
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- 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
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- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
It the utility model is related to a kind of voltage-stabilizing system for being used to return hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment, including hydrogen air accumulator, buffer air accumulator, send hydrogen air accumulator, return hydrogen air accumulator, roots blower, the outlet line of hydrogen air accumulator is provided with self-contained pressure regulator, it is characterised in that：The outlet line of self-contained pressure regulator is connected with motor-driven valve, the outlet line of motor-driven valve is connected with buffering the gas supplementing opening of air accumulator, the outside for returning hydrogen air accumulator is provided with pressure transmitter I, PID control instrument I is connected between pressure transmitter I and roots blower, send the outside of hydrogen air accumulator to be provided with pressure transmitter II, PID control instrument II is connected between pressure transmitter II and motor-driven valve.Simultaneous Stabilization send hydrogen to return hydrogen pressure, and whole system, which automatically adjusts, send hydrogen to return hydrogen pressure, and degree of regulation is high, securely and reliably, it is not necessary to human users, while ensure that reduction product quality.
Description
Technical field
It the utility model is related to a kind of voltage-stabilizing system for being used to return hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment.
Background technology
The production of molybdenum powder is obtained by reducing ammonium molybdate in the case of hydrogen atmosphere with heating in reduction furnace, hydrogen
The pressure of gas, flow have important influence to molybdenum powder quality.Workshop will be used by hydrogen recovery system in reduction furnace
Hydrogen carry out a series of processing such as reclaiming clean, then by supplementing a part of hydrogen, so as to be carried to reduction furnace etc. with hydrogen storage equipment
Hydrogen supply gas.
At present, the dry decontamination de-watering apparatus of hydrogen is that two sets of switchings use, due to the pressure drop inside two covering devices not
Equally, cause system send hydrogen pressure to fluctuate, and the hydrogen supply outlet pressure of general hydrogen recovery unit is by installing self-operated type pressure
Force regulating valve is adjusted, exist regulation pressure tracking not in time, send the problem of hydrogen pressure, instability of flow, have impact on molybdenum
The stabilization of silty amount；The hydrogen returned from scene is recycled by roots blower, and pressure is then determined by the rotating speed of roots blower,
If roots blower rotating speed is constant, then in the case of less with hydrogen amount, is easy to be pumped into negative pressure hydrogen pipeline is returned, this can make
Into great potential safety hazard.
The content of the invention
The purpose of this utility model is to provide for a kind of stable feeding hydrogen time being used for hydrogen storage equipment to solve the above problems
The voltage-stabilizing system of hydrogen pressure, Simultaneous Stabilization send hydrogen to return hydrogen pressure, and whole system, which automatically adjusts, send hydrogen to return hydrogen pressure, degree of regulation
Height, securely and reliably, it is not necessary to human users, while ensure that reduction product quality.
The technical solution of the utility model is：
A kind of voltage-stabilizing system for being used to return hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment, including hydrogen air accumulator, buffering gas storage
Tank, send hydrogen air accumulator, return hydrogen air accumulator, roots blower, it is described to send hydrogen air accumulator and return hydrogen air accumulator respectively by pipeline with using
Hydrogen storage equipment is connected, and the outlet line of the hydrogen air accumulator is provided with self-contained pressure regulator, it is characterised in that：It is described to rely on oneself
The outlet line of formula pressure-regulating valve is connected with motor-driven valve, the outlet line of the motor-driven valve and the gas supplementing opening phase for buffering air accumulator
Even, dry decontamination de-watering apparatus is connected between the gas outlet of the buffering air accumulator and the air inlet for sending hydrogen air accumulator, it is described
Return between the gas outlet of hydrogen air accumulator and the air inlet of roots blower and be connected with elution refrigerated separation device, the roots blower
Deoxygenation cooling device is connected between air outlet and the recovery hydrogen mouth for buffering air accumulator；The outside of described time hydrogen air accumulator is provided with
The pressure transmitter I of its internal pressure is measured, is connected between the pressure transmitter I and roots blower according to pressure transmitter
The PID control instrument I of the Signal Regulation roots blower rotating speed of I transmission, the outside for sending hydrogen air accumulator are pressed provided with its inside is measured
The pressure transmitter II of power, the signal transmitted according to pressure transmitter II is connected between the pressure transmitter II and motor-driven valve
Adjust the PID control instrument II of electronic valve opening.
The above-mentioned voltage-stabilizing system for being used to be returned hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment, the outlet of the hydrogen air accumulator
Two self-contained pressure regulators are in series with line.
The above-mentioned voltage-stabilizing system for being used to be returned hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment, it is described to send hydrogen air accumulator, return hydrogen storage
Atmospheric valve is respectively equipped with the top of gas tank and buffering air accumulator, bottom is respectively equipped with blowoff valve.
The above-mentioned voltage-stabilizing system for being used to be returned hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment, the dry decontamination de-watering apparatus
Quantity is two sets, to realize that switching uses.
The beneficial effects of the utility model are：Hydrogen in hydrogen air accumulator is automatically adjusted back by controlling the rotating speed of roots blower
The pressure of gas, stablizes back hydrogen pressure, and the pressure of hydrogen air accumulator, stable feeding hydrogen pressure are sent by controlling the aperture of motor-driven valve to automatically adjust
Power, so as to ensure that reduction product quality.Whole voltage-stabilizing system automatically adjusts, and degree of regulation is high, securely and reliably, it is not necessary to personnel
Operation.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure:1. send hydrogen air accumulator, 201. atmospheric valves, 202. blowoff valves, 3. dry decontaminations water removal dress with hydrogen storage equipment, 2.
Put, 4. buffer air accumulators, 401. atmospheric valves, 402. blowoff valves, 5. deoxygenation cooling devices, 6. roots blowers, 7. elution coolings point
Relied on oneself from device, I, 9. time hydrogen air accumulator of 8.PID controllers, 901. atmospheric valves, 902. blowoff valves, 10. pressure transmitters I, 11.
Formula pressure-regulating valve, 12. motor-driven valves, 13.PID controllers II, 14. pressure transmitters II, 15. hydrogen air accumulators.
Embodiment
As shown in figure 1, the stable feeding hydrogen for being used for hydrogen storage equipment returns the voltage-stabilizing system of hydrogen pressure, including hydrogen air accumulator
15th, air accumulator 4 is buffered, hydrogen air accumulator 2 is sent, returns hydrogen air accumulator 9, roots blower 6, it is described to send hydrogen air accumulator 2 and return hydrogen air accumulator 9
It is connected respectively by pipeline with hydrogen storage equipment 1, the outlet line of the hydrogen air accumulator 15 is provided with self-contained pressure regulator
11, the outlet line of the self-contained pressure regulator 11 is connected with motor-driven valve 12, and the outlet line of the motor-driven valve 12 is with delaying
The gas supplementing opening for rushing air accumulator 4 is connected, and is connected between the gas outlet of the buffering air accumulator 4 and the air inlet for sending hydrogen air accumulator 2
Dry decontamination de-watering apparatus 3, it is cold that elution is connected between the gas outlet of described time hydrogen air accumulator 9 and the air inlet of roots blower 6
But separator 7, deoxygenation cooling is connected between the air outlet of the roots blower 6 and the recovery hydrogen mouth for buffering air accumulator 4
Device 5.The outside of described time hydrogen air accumulator 9 is provided with the pressure transmitter I 10 for measuring its internal pressure, the pressure transmitter I
The PID control of the rotating speed of Signal Regulation roots blower 6 transmitted according to pressure transmitter I 10 is connected between 10 and roots blower 6
Instrument I 8, the outside for sending hydrogen air accumulator 2 are provided with the pressure transmitter II 14 for measuring its internal pressure, the pressure transmitter II
The PID control instrument of the aperture of Signal Regulation motor-driven valve 12 transmitted according to pressure transmitter II 14 is connected between 14 and motor-driven valve 12
Ⅱ13.Two self-contained pressure regulators 11 are in series with the outlet line of the hydrogen air accumulator 15.It is described to send hydrogen air accumulator
2nd, the top for returning hydrogen air accumulator 9 and buffering air accumulator 4 is respectively equipped with atmospheric valve 201,901,401, and bottom is respectively equipped with blowoff valve
202、902、402.In the present embodiment, the volume for sending hydrogen air accumulator 2 and returning hydrogen air accumulator 9 is respectively 10m3, the buffering
The volume of air accumulator 4 is respectively 2m3.The quantity of the dry decontamination de-watering apparatus 3 is two sets, to realize that switching uses.
In use, PID control instrument I 8 automatically adjusts the rotating speed of roots blower 6 by detecting back the pressure change of hydrogen air accumulator 9,
The hydrogen returned in hydrogen air accumulator 9 is transported to deoxygenation cooling device 5 under the effect of roots blower 6 by eluting refrigerated separation device 7
Middle cooling, hydrogen enters buffering air accumulator 4 after cooling, and the hydrogen input of supplement is buffered air accumulator by the outlet conduit of motor-driven valve 12
4, PID control instrument II 13 send the pressure change of hydrogen air accumulator 2 to automatically adjust the aperture of motor-driven valve 12 by measurement, controls hydrogen make-up
Flow, the hydrogen buffered in air accumulator 4 send hydrogen air accumulator 2 by entering after dry decontamination de-watering apparatus 3, sent in hydrogen air accumulator 2
Hydrogen supply workshop used with hydrogen storage equipment 1.In the present embodiment, when pressure transmitter I 10 detects back the internal pressure of hydrogen air accumulator 9
When power is more than or less than 1KPa, PID control instrument I 8 automatically adjusts the rotating speed of roots blower 6, makes back pressure stability in hydrogen air accumulator 9
In the range of 1 ± 0.2KPa, stablize back hydrogen pressure；When pressure transmitter II 14 detect send in hydrogen air accumulator 2 pressure be more than or
During less than 10KPa, PID control instrument II 13 automatically adjusts the aperture of motor-driven valve 12, controls hydrogen make-up flow, makes to send hydrogen air accumulator 2
Interior pressure stability is in the range of 10 ± 2KPa, stable feeding hydrogen pressure.
Claims (4)
1. a kind of voltage-stabilizing system for being used to return hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment, including hydrogen air accumulator, buffering air accumulator,
Send hydrogen air accumulator, return hydrogen air accumulator, roots blower, it is described to send hydrogen air accumulator and return hydrogen air accumulator respectively by pipeline with being set with hydrogen
Standby to be connected, the outlet line of the hydrogen air accumulator is provided with self-contained pressure regulator, it is characterised in that：The self-operated type pressure
The outlet line of force regulating valve is connected with motor-driven valve, and the outlet line of the motor-driven valve is connected with buffering the gas supplementing opening of air accumulator,
Dry decontamination de-watering apparatus, the Hui Qing are connected between the gas outlet of the buffering air accumulator and the air inlet for sending hydrogen air accumulator
Elution refrigerated separation device, the air-out of the roots blower are connected between the gas outlet of air accumulator and the air inlet of roots blower
Deoxygenation cooling device is connected between mouth and the recovery hydrogen mouth of buffering air accumulator；The outside of described time hydrogen air accumulator is provided with measurement
The pressure transmitter I of its internal pressure, it is connected between the pressure transmitter I and roots blower and is passed according to pressure transmitter I
The PID control instrument I of the Signal Regulation roots blower rotating speed sent, the outside for sending hydrogen air accumulator, which is provided with, measures its internal pressure
Pressure transmitter II, the Signal Regulation transmitted according to pressure transmitter II is connected between the pressure transmitter II and motor-driven valve
The PID control instrument II of electronic valve opening.
2. the voltage-stabilizing system according to claim 1 for being used to return hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment, it is characterised in that：
Two self-contained pressure regulators are in series with the outlet line of the hydrogen air accumulator.
3. the voltage-stabilizing system according to claim 1 for being used to return hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment, it is characterised in that：
Described send is respectively equipped with atmospheric valve at the top of hydrogen air accumulator, time hydrogen air accumulator and buffering air accumulator, and bottom is respectively equipped with blowoff valve.
4. the voltage-stabilizing system according to claim 1 for being used to return hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment, it is characterised in that：
The quantity of the dry decontamination de-watering apparatus is two sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720537609.1U CN206694835U (en) | 2017-05-16 | 2017-05-16 | For returning the voltage-stabilizing system of hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720537609.1U CN206694835U (en) | 2017-05-16 | 2017-05-16 | For returning the voltage-stabilizing system of hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment |
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| CN206694835U true CN206694835U (en) | 2017-12-01 |
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| CN201720537609.1U Active CN206694835U (en) | 2017-05-16 | 2017-05-16 | For returning the voltage-stabilizing system of hydrogen pressure with the stable feeding hydrogen of hydrogen storage equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726832A (en) * | 2018-06-01 | 2018-11-02 | 大庆高新区百世环保科技开发有限公司 | The oily sludge object processing system that constant pressure realizes Energy Saving Control is adjusted by PID |
-
2017
- 2017-05-16 CN CN201720537609.1U patent/CN206694835U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726832A (en) * | 2018-06-01 | 2018-11-02 | 大庆高新区百世环保科技开发有限公司 | The oily sludge object processing system that constant pressure realizes Energy Saving Control is adjusted by PID |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Stabilizing System for Stable Hydrogen Delivery and Return Pressure of Hydrogen Equipment Effective date of registration: 20230815 Granted publication date: 20171201 Pledgee: Shengjing Bank Co.,Ltd. Jinzhou Jiefang Road Branch Pledgor: Liaoning Tianqiao New Material Technology Co.,Ltd. Registration number: Y2023210000206 |