CN205151762U - Natural gas reformation hydrogen production system - Google Patents
Natural gas reformation hydrogen production system Download PDFInfo
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- CN205151762U CN205151762U CN201520843948.3U CN201520843948U CN205151762U CN 205151762 U CN205151762 U CN 205151762U CN 201520843948 U CN201520843948 U CN 201520843948U CN 205151762 U CN205151762 U CN 205151762U
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- pipeline
- hydrogen
- gas
- hydrogen product
- natural gas
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to a natural gas reformation hydrogen production system, include hydrogenation ware, digester, reborner, high temperature converter and pressure swing adsorption unit through pipeline order intercommunication, hydrogenation ware entry and natural gas raw tube line intercommunication, the pressure swing adsorption unit export natural gas reformation hydrogen product pipeline for can directly supplying, this system still includes HYCO synthetic gas separation purifier, this HYCO synthetic gas separation purifier entry and HYCO synthetic gas raw tube line intercommunication, the export purifies hydrogen product pipeline and CO product pipeline intercommunication with the synthetic gas separation respectively, natural gas reformation hydrogen product pipeline on be equipped with with the hydrogenation pipeline of natural gas raw tube line intercommunication, synthetic gas separation purify be equipped with on the hydrogen product pipeline with hydrogenation pipeline intercommunication draw the hydrogen pipeline. Compared with the prior art, the utility model discloses the disposable investment of this system can, safe and reliable, convenient operation.
Description
Technical field
The utility model relates to a kind of system preparing hydrogen, especially relates to a kind of hydrogen making by natural gas reformation system.
Background technology
At present, hydrogen making by natural gas reformation device is industrialization in the world, and its technique also reaches its maturity.The driving pattern of different hydrogen making by natural gas reformation device is different, but various hydrogen making by natural gas reformation device mainly heats up to converter using Sweet natural gas gradually as fuel, heat up with the temperature of 50 DEG C per hour, after reaching the temperature of reaction of Sweet natural gas and steam gradually, again Sweet natural gas is introduced hydrogen making by natural gas reformation device as raw material, produce hydrogen.But Sweet natural gas is due to sulfur-bearing, therefore be need first hydrogen drawing-in system to be removed sulphur in Sweet natural gas through catalyst action introducing before raw natural gas, if lack the link of desulfurization in hydrogen making by natural gas reformation process, sulphur then in gas material can cause the damage of catalysts in hydrogen making by natural gas reformation device, and greatly reduces the work-ing life of catalyzer.
Due to before introducing Sweet natural gas, hydrogen making by natural gas reformation device does not have hydrogen product to remove to be incorporated into hydrogen making by natural gas reformation device portal the sulphur in Sweet natural gas, therefore hydrogen making by natural gas reformation device must first rely on extraneous hydrogen to enter system to reach the object of desulfurization.
Related documents also refer at present when hydrogen making by natural gas reformation device is driven, introduce pure hydrogen need by high-pressure cylinder gas group or temporarily quote pure hydrogen by the groove tank car of pure hydrogen and enter system, gas material after to be desulfurization enters system produce hydrogen and switches to the hydrogen of self output of hydrogen making by natural gas reformation device to mix with gas material later again, which results in the rising of the cost that hydrogen making by natural gas reformation device is driven, and may occasion a delay to driving.
Utility model content
The purpose of this utility model be exactly in order to overcome above-mentioned prior art exist defect and a kind of hydrogen making by natural gas reformation system is provided, native system directly quotes hydrogen removing for sulphur in Sweet natural gas in HYCO product, native system one-time investment, safe and reliable.
Hydrogen making by natural gas reformation device main raw material is Sweet natural gas, by volume mark meter, and its component is the CH of 92%
4, 4%C
2h
6, 3%C
3h
8, 1%C
4h
10, be less than 1% C
5h
12, a small amount of S and N
2.Hydrogen making by natural gas reformation principal reaction mechanism is CH
4+ H
2o=CO+3H
2cO+H
2o=CO
2+ H
2.The system pressure of device for producing hydrogen is 22barg.
Remove S component in Sweet natural gas, the general mode of hydrogenation that adopts is carried out, and its principal reaction mechanism is H
2+ S=H
2sH
2s+CuO=H
2o+CuSH
2s+ZnO=H
2o+ZnO.
HYCO synthetic gas separation purifier (as ice chest) is HYCO synthetic gas separation purifier, and its main products is CO and H
2, acting as of HYCO synthetic gas separation purifier: mainly raw material is contained 54% (volume fraction, lower same) CO and 45%H
2and N2, CH of trace
4, the gas such as Ar, different from CO and H by boiling point
2separate, the tail gas of generation is then put to torch burning.
Because HYCO synthetic gas separation purifier can produce hydrogen, therefore this hydrogen can be incorporated in hydrogen making by natural gas reformation.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of hydrogen making by natural gas reformation system, comprise the hydrogenator by pipeline sequential communication, digester, converter, high temperature shift device and pressure-swing absorption apparatus, described hydrogenator entrance is communicated with gas material pipeline, described pressure-swing absorption apparatus outlet is the gas renormalizing hydrogen product pipeline that can directly supply, native system also comprises HYCO synthetic gas separation purifier, this HYCO synthetic gas separation purifier entrance is communicated with HYCO raw material of synthetic gas pipeline, outlet is communicated with CO product pipeline with synthetic gas isolation of purified hydrogen product pipeline respectively, described gas renormalizing hydrogen product pipeline is provided with the hydrogenation pipeline be communicated with gas material pipeline, described synthetic gas isolation of purified hydrogen product pipeline be provided be communicated with hydrogenation pipeline draw hydrogen pipeline.
Described digester comprises a digester and No. two digesters of series connection.
Described synthetic gas isolation of purified hydrogen product pipeline is provided with synthetic gas isolation of purified hydrogen product under meter and synthetic gas isolation of purified hydrogen product check valve, according to hydrogen product flow direction in synthetic gas isolation of purified hydrogen product pipeline, described synthetic gas isolation of purified hydrogen product check valve is located at the rear of synthetic gas isolation of purified hydrogen product under meter.
According to hydrogen product flow direction in synthetic gas isolation of purified hydrogen product pipeline, described draw the front that hydrogen pipeline and synthetic gas isolation of purified hydrogen product pipeline junction are located at synthetic gas isolation of purified hydrogen product under meter.
The described hydrogen pipeline that draws is provided with front stopping valve and rear stopping valve, between front stopping valve and rear stopping valve, be provided with blind plate.
Described gas renormalizing hydrogen product pipeline is provided with gas renormalizing hydrogen product under meter and gas renormalizing hydrogen product check valve, according to hydrogen product flow direction in gas renormalizing hydrogen product pipeline, described gas renormalizing hydrogen product check valve is located at gas renormalizing hydrogen product under meter rear.
According to hydrogen product flow direction in gas renormalizing hydrogen product pipeline, described hydrogenation pipeline and gas renormalizing hydrogen product pipeline junction are arranged on gas renormalizing hydrogen product under meter front.
Described hydrogenation pipeline is provided with hand valve.
By hydrogen flow direction in hydrogenation pipeline, the described junction of drawing hydrogen pipeline and hydrogenation pipeline is located at the rear of hand valve.
The using method of the utility model system is:
First, before hydrogen making by natural gas reformation device starts, HYCO synthetic gas separation purifier normally produces hydrogen, and load is certain, and can keep the H of client
2stablizing of product pressure, regulates output, suitable increase 500NM simultaneously
3the H of/H
2output.
Treat that transforming furnace temperature in hydrogen making by natural gas reformation system reaches 760 DEG C, and when system pressure is 8barg, has now possessed and drawn reduction H
2condition, now close hydrogenation pipeline and be provided with hand valve, blind plate between front stopping valve and rear stopping valve is turned over into logical plate, first open rear stopping valve, slowly open front stopping valve again, now because the pressure of synthetic gas isolation of purified hydrogen product pipeline is 21barg, hydrogen making by natural gas reformation converter system pressure slowly up raises.
Until the converter internal pressure of hydrogen making by natural gas reformation system reaches 21barg, then stopping valve before standard-sized sheet, and introduce Sweet natural gas by gas material pipeline, converter continues refuel and heats up, until thick H
2h is converted into through pressure-swing absorption apparatus
2product, then gradually open the hand valve on hydrogenation pipeline, and front stopping valve and rear stopping valve are closed, blind plate is turned over into blind plate state, now desulfurization uses the hydrogen in gas renormalizing hydrogen product pipeline, and does not re-use the hydrogen in synthetic gas isolation of purified hydrogen product pipeline.
Namely the hydrogen utilizing HYCO synthetic gas separation purifier to produce in the utility model system does not produce the gas material desulfurization reductive agent before hydrogen as hydrogen making by natural gas reformation system, produce after hydrogen until hydrogen making by natural gas reformation system stability, the desulfurization of gas material is carried out in a part of hydrogen backflow.
Compared with prior art, the utility model has the following advantages and beneficial effect:
1, the utility model be provided with on synthetic gas isolation of purified hydrogen product pipeline be communicated with hydrogenation pipeline draw hydrogen pipeline, hydrogen pipeline is drawn by arranging, the hydrogen that HYCO synthetic gas separation purifier produces can be used for the gas material desulfurization of hydrogen making by natural gas reformation, it is disposable investment that hydrogen pipeline is drawn in the utility model setting, decreases and needs for a long time to purchase H
2the expense of steel cylinder and groove tank car.
2, safe and reliable: because the hydrogen pipeline that draws newly established is provided with front stopping valve, rear stopping valve and blind plate, therefore can not to have an impact to the pressure of synthetic gas separation purifier.If adopt H in addition
2steel cylinder gas and groove tank car, will inevitably use joint, as connect bad can leakage, easily the danger such as Fire explosion occurs.
3, fairness: be mounted in gas renormalizing hydrogen product under meter front owing to drawing hydrogen pipeline, and the metering of gas renormalizing hydrogen product under meter is the hydrogen usage that client directly uses, therefore the clearing of this set to client do not have an impact, if and will draw after hydrogen pipeline is arranged on gas renormalizing hydrogen product under meter, then this part hydrogen will be settled accounts with it client.
4, easy to operate: owing to drawing on hydrogen pipeline, front stopping valve and rear stopping valve have been installed, and centre to be provided with blind plate, therefore can operate fast, decreases unnecessary manpower to system operation.
5, hydrogenation pipeline is provided with hand valve, by hydrogen flow direction in hydrogenation pipeline, the junction of drawing hydrogen pipeline and hydrogenation pipeline is located at the rear of hand valve, therefore, with when drawing that in hydrogen pipeline, hydrogen is as desulfurization reductive agent, hand valve can be closed, and when after Sweet natural gas hydrogen production system employing reforming technology stable generation hydrogen, can open hand valve, close and draw hydrogen pipeline, the desulfurization of gas material is carried out in a part of hydrogen backflow that hydrogen making by natural gas reformation system is produced.
Accompanying drawing explanation
Fig. 1 is the utility model hydrogen making by natural gas reformation system architecture schematic diagram.
Number in the figure: 1 is hydrogenator, 2 is a digester, 3 is No. two digesters, 4 is converter, 5 is high temperature shift device, 6 is pressure-swing absorption apparatus, 7 is gas material pipeline, 8 is gas renormalizing hydrogen product pipeline, 9 is HYCO raw material of synthetic gas pipeline, 10 is HYCO synthetic gas separation purifier, 11 is synthetic gas isolation of purified hydrogen product pipeline, 12 is CO product pipeline, 13 is hydrogenation pipeline, 14 for drawing hydrogen pipeline, 15 is synthetic gas isolation of purified hydrogen product under meter, 16 is synthetic gas isolation of purified hydrogen product check valve, 17 is front stopping valve, 18 is rear stopping valve, 19 is blind plate, 20 is gas renormalizing hydrogen product under meter, 21 is gas renormalizing hydrogen product check valve, 22 is hand valve.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment
A kind of hydrogen making by natural gas reformation system, as shown in Figure 1, comprise the hydrogenator 1 by pipeline sequential communication, a digester 2, No. two digesters 3, converter 4, high temperature shift device 5 and pressure-swing absorption apparatus 6, hydrogenator 1 entrance is communicated with gas material pipeline 7, pressure-swing absorption apparatus 6 exports the gas renormalizing hydrogen product pipeline 8 for can directly supply, native system also comprises HYCO synthetic gas separation purifier 10, this HYCO synthetic gas separation purifier 10 entrance is communicated with HYCO raw material of synthetic gas pipeline 9, outlet is communicated with CO product pipeline 12 with synthetic gas isolation of purified hydrogen product pipeline 11 respectively, gas renormalizing hydrogen product pipeline 8 is provided with the hydrogenation pipeline 13 be communicated with gas material pipeline 7, synthetic gas isolation of purified hydrogen product pipeline 11 be provided be communicated with hydrogenation pipeline 13 draw hydrogen pipeline 14.
Synthetic gas isolation of purified hydrogen product pipeline 11 is provided with synthetic gas isolation of purified hydrogen product under meter 15 and synthetic gas isolation of purified hydrogen product check valve 16, according to hydrogen product flow direction in synthetic gas isolation of purified hydrogen product pipeline 11, synthetic gas isolation of purified hydrogen product check valve 16 is located at the rear of synthetic gas isolation of purified hydrogen product under meter 15.According to hydrogen product flow direction in synthetic gas isolation of purified hydrogen product pipeline 11, draw the front that hydrogen pipeline 14 and synthetic gas isolation of purified hydrogen product pipeline 11 junction are located at synthetic gas isolation of purified hydrogen product under meter 15.
Draw hydrogen pipeline 14 and be provided with front stopping valve 17 and rear stopping valve 18, between front stopping valve 17 and rear stopping valve 18, be provided with blind plate 19.Gas renormalizing hydrogen product pipeline 8 is provided with gas renormalizing hydrogen product under meter 20 and gas renormalizing hydrogen product check valve 21, according to hydrogen product flow direction in gas renormalizing hydrogen product pipeline 8, gas renormalizing hydrogen product check valve 21 is located at gas renormalizing hydrogen product under meter 20 rear.According to hydrogen product flow direction in gas renormalizing hydrogen product pipeline 8, hydrogenation pipeline 13 and gas renormalizing hydrogen product pipeline 8 junction are arranged on gas renormalizing hydrogen product under meter 20 front.
Hydrogenation pipeline 13 is provided with hand valve 22.By hydrogen flow direction in hydrogenation pipeline 13, the junction of drawing hydrogen pipeline 14 and hydrogenation pipeline 13 is located at the rear of hand valve 22.
The using method of native system is:
First, before hydrogen making by natural gas reformation device starts, HYCO synthetic gas separation purifier normally produces hydrogen, and load is certain, and can keep the H of client
2stablizing of product pressure, regulates output, suitable increase 500NM simultaneously
3the H of/H
2output.
Treat that transforming furnace temperature in hydrogen making by natural gas reformation system reaches 760 DEG C, and when system pressure is 8barg, has now possessed and drawn reduction H
2condition, now close hydrogenation pipeline and be provided with hand valve, blind plate between front stopping valve and rear stopping valve is turned over into logical plate, first open rear stopping valve, slowly open front stopping valve again, now because the pressure of synthetic gas isolation of purified hydrogen product pipeline is 21barg, hydrogen making by natural gas reformation converter system pressure slowly up raises.
Until the converter internal pressure of hydrogen making by natural gas reformation system reaches 21barg, then stopping valve before standard-sized sheet, and introduce Sweet natural gas by gas material pipeline, converter continues refuel and heats up, until thick H
2h is converted into through pressure-swing absorption apparatus
2product, then gradually open the hand valve on hydrogenation pipeline, and front stopping valve and rear stopping valve are closed, blind plate is turned over into blind plate state, now desulfurization uses the hydrogen in gas renormalizing hydrogen product pipeline, and does not re-use the hydrogen in synthetic gas isolation of purified hydrogen product pipeline.
Namely the hydrogen utilizing HYCO synthetic gas separation purifier to produce in native system does not produce the gas material desulfurization reductive agent before hydrogen as hydrogen making by natural gas reformation system, produce after hydrogen until hydrogen making by natural gas reformation system stability, the desulfurization of gas material is carried out in a part of hydrogen backflow.
Above-mentioned is can understand for ease of those skilled in the art and use utility model to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the utility model is not limited to above-described embodiment, and those skilled in the art, according to announcement of the present utility model, do not depart from improvement that the utility model category makes and amendment all should within protection domain of the present utility model.
Claims (9)
1. a hydrogen making by natural gas reformation system, comprise the hydrogenator (1) by pipeline sequential communication, digester, converter (4), high temperature shift device (5) and pressure-swing absorption apparatus (6), described hydrogenator (1) entrance is communicated with gas material pipeline (7), described pressure-swing absorption apparatus (6) outlet is the gas renormalizing hydrogen product pipeline (8) that can directly supply, it is characterized in that, native system also comprises HYCO synthetic gas separation purifier (10), this HYCO synthetic gas separation purifier (10) entrance is communicated with HYCO raw material of synthetic gas pipeline (9), outlet is communicated with CO product pipeline (12) with synthetic gas isolation of purified hydrogen product pipeline (11) respectively, described gas renormalizing hydrogen product pipeline (8) is provided with the hydrogenation pipeline (13) be communicated with gas material pipeline (7), described synthetic gas isolation of purified hydrogen product pipeline (11) be provided be communicated with hydrogenation pipeline (13) draw hydrogen pipeline (14).
2. a kind of hydrogen making by natural gas reformation system according to claim 1, is characterized in that, described digester comprises a digester (2) of series connection and No. two digesters (3).
3. a kind of hydrogen making by natural gas reformation system according to claim 1, it is characterized in that, described synthetic gas isolation of purified hydrogen product pipeline (11) is provided with synthetic gas isolation of purified hydrogen product under meter (15) and synthetic gas isolation of purified hydrogen product check valve (16), according to the interior hydrogen product flow direction of synthetic gas isolation of purified hydrogen product pipeline (11), described synthetic gas isolation of purified hydrogen product check valve (16) is located at the rear of synthetic gas isolation of purified hydrogen product under meter (15).
4. a kind of hydrogen making by natural gas reformation system according to claim 3, it is characterized in that, according to the interior hydrogen product flow direction of synthetic gas isolation of purified hydrogen product pipeline (11), described draw the front that hydrogen pipeline (14) and synthetic gas isolation of purified hydrogen product pipeline (11) junction are located at synthetic gas isolation of purified hydrogen product under meter (15).
5. a kind of hydrogen making by natural gas reformation system according to claim 1, it is characterized in that, the described hydrogen pipeline (14) that draws is provided with front stopping valve (17) and rear stopping valve (18), is provided with blind plate (19) between front stopping valve (17) and rear stopping valve (18).
6. a kind of hydrogen making by natural gas reformation system according to claim 1, it is characterized in that, described gas renormalizing hydrogen product pipeline (8) is provided with gas renormalizing hydrogen product under meter (20) and gas renormalizing hydrogen product check valve (21), according to the interior hydrogen product flow direction of gas renormalizing hydrogen product pipeline (8), described gas renormalizing hydrogen product check valve (21) is located at gas renormalizing hydrogen product under meter (20) rear.
7. a kind of hydrogen making by natural gas reformation system according to claim 6, it is characterized in that, according to the interior hydrogen product flow direction of gas renormalizing hydrogen product pipeline (8), described hydrogenation pipeline (13) and gas renormalizing hydrogen product pipeline (8) junction are arranged on gas renormalizing hydrogen product under meter (20) front.
8. a kind of hydrogen making by natural gas reformation system according to claim 1, is characterized in that, described hydrogenation pipeline (13) is provided with hand valve (22).
9. a kind of hydrogen making by natural gas reformation system according to claim 8, it is characterized in that, by the interior hydrogen flow direction of hydrogenation pipeline (13), the described junction of drawing hydrogen pipeline (14) and hydrogenation pipeline (13) is located at the rear of hand valve (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520843948.3U CN205151762U (en) | 2015-10-28 | 2015-10-28 | Natural gas reformation hydrogen production system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520843948.3U CN205151762U (en) | 2015-10-28 | 2015-10-28 | Natural gas reformation hydrogen production system |
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| Publication Number | Publication Date |
|---|---|
| CN205151762U true CN205151762U (en) | 2016-04-13 |
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ID=55687478
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|---|---|---|---|
| CN201520843948.3U Expired - Fee Related CN205151762U (en) | 2015-10-28 | 2015-10-28 | Natural gas reformation hydrogen production system |
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| CN (1) | CN205151762U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106629599A (en) * | 2015-10-28 | 2017-05-10 | 上海华林工业气体有限公司 | Hydrogen production system by natural gas reforming |
-
2015
- 2015-10-28 CN CN201520843948.3U patent/CN205151762U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106629599A (en) * | 2015-10-28 | 2017-05-10 | 上海华林工业气体有限公司 | Hydrogen production system by natural gas reforming |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20201028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |