CN1529084A - Natural gas stroage and trasport method and apparatus thereof - Google Patents
Natural gas stroage and trasport method and apparatus thereof Download PDFInfo
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- CN1529084A CN1529084A CNA2003101004656A CN200310100465A CN1529084A CN 1529084 A CN1529084 A CN 1529084A CN A2003101004656 A CNA2003101004656 A CN A2003101004656A CN 200310100465 A CN200310100465 A CN 200310100465A CN 1529084 A CN1529084 A CN 1529084A
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Abstract
The invention is a kind of storing and transmitting method for natural gas and the device, which refers to a kind of method and device for using sorption agent to store and transmit natural gas. The device has at least a gas storage unit, the unit is made up of changing and discharging pipe, a group of vertical connecting pipes and gas storage components; each gas storage component is a barrel, there fills the sorption agent, one end of the barrel connects with the vertical connecting pipe, the other end is sealed with the dismountable sealing head. The device body is based on gas storage component and forms the gas storage unit, and device is simple. It uses cold wind or water to spray the gas storage unit to cool them when charging gas, it uses hot wind and water to heat when discharging gas. It reduces the weight of car loading, and increases the transmitting quantity of natural gas, thus solves the large quantity storage and transmitting problem of natural gas with middle and short distances.
Description
Technical field
The present invention relates to a kind ofly under the mesolow state, utilize the device of a large amount of accumulating rock gases of sorbent, particularly a kind ofly can eliminate adsorption effect and do not cause the rock gas storage and transportation apparatus of absorption and releasability reduction, belong to petrochemical industry.
Background technique
At present, the storage of rock gas transportation has dual mode basically: the one, adopt pipeline transport (PNG), and the 2nd, adopt compressed natural gas jar transportation (CNG).Pipeline transport is suitable for the accumulating of long distance, generally then adopts the gas holder transportation for the area of distance neutralizing gas short-distance and medium-distance.Employing gas holder transportation, when its volume one regularly, increase gas-storing capacity, usual way is the pressure that increases gas, but after the gas pressure increase, can bring many drawbacks again, for example can reduce the Security of operation and cause the raising etc. of equipment cost.
Chinese invention patent discloses " a kind of absorbed natural gas storage tank and filling process " (publication number: CN 1236075A), this technology is to fill the sorbent of high surface activity carbon or NACF in gas storage is irritated, and lays electric heating element in the sorbent of being filled.Its advantage is that to have gas-storing capacity under the condition of equal gas storage pressure big, and Safety performance is good.But the finite capacity of holding vessel, the amount of natural gas of a gas holder release has only 16.5 standard cubic meters, can only use for family life, can not solve a large amount of accumulating problem by gas field to rock gas accumulator plant.Owing to the characterization of adsorption of sorbent, promptly sorbent can produce heat of adsorption in absorbed natural gas process simultaneously, causes adsorbent temperature to raise, thereby reduces the adsorptive power of sorbent; Adsorbent temperature is reduced, thereby reduce the releasability of sorbent.Therefore, no matter still being the reduction of releasability, adsorptive power all can influence accumulating efficient.In order to improve absorption and releasability, this technological scheme adopts electric heating and gas cooling, but all carries out in jar, causes complex structure, also is unsuitable for extensive accumulating.
Summary of the invention
The purpose of this invention is to provide a kind of rock gas and store means of transprotation and device, it can solve a large amount of accumulating problems for the regional rock gas of distance neutralizing gas short-distance and medium-distance, and it is big not only to have a gas-storing capacity, and operability and Security are good, and can effectively eliminate adsorption effect, improve accumulating efficient.
Technological scheme of the present invention is as follows:
A kind of rock gas stores conveying arrangement, and it is characterized in that: this device contains at least one the gas storage unit that is fixed on the haulage device, and described gas storage unit charges and discharge the gas house steward by the band total valve, and one group of perpendicular connecting tube and gas storage element are formed; Every perpendicular connecting tube respectively by sub valve with charge and discharge the gas house steward and link to each other, and arrange many gas storage elements thereon; Each gas storage element is a tube structure, in sorbent is housed, an end of cylindrical shell is connected with perpendicular connecting tube, its other end is shut by dismountable end socket.
The volume of each gas storage element of the present invention is between the 16L-180L; Distance between the tube and tube of described gas storage unit is 30～100mm.
The present invention also provides a kind of rock gas of said apparatus that utilizes to store means of transprotation, it is characterized in that this method comprises loading and unload two processes that its concrete steps are as follows:
1) loading procedure: at first open the total valve that is arranged on gas storage unit on the haulage device and be arranged on perpendicular connecting tube and charge and discharge sub valve between the gas house steward, utilize compressor that the rock gas of pressure for 3.5-10Mpa filled in each gas storage element; Utilize quenching system or cold water spray equipment that the gas storage unit is cooled off in inflation, make the adsorbent temperature in the gas storage element maintain 25--35 ℃, inflationtime is 0.5-1.5 hour;
2) uninstall process: after the haulage device that the gas storage unit is housed transports the natural gas-storing station to, rock gas is discharged, when discharging, adopt hot-air system or heat water-spraying's device that the gas storage unit is heated, to keep the unlikely reduction of adsorbent temperature, till having put gas.
In the loading procedure of step 1), using the quenching system cooling during inflation is to utilize blower fan to make air blow to the gas storage unit by ventilation terminal to make its cooling; Described cold water spray equipment cooling is that cold water is sprayed to the gas storage unit by drencher.
In step 2) uninstall process in, adopting hot-air system to heat during release is to utilize blower fan, the air heater that links to each other with blower fan and ventilation terminal that hot blast is blowed to the gas storage unit to make its heating; Described heat water-spraying's device heating is that cold water is sent into heater, through drencher hot water is sprayed to the gas storage unit.
The present invention compared with prior art has the following advantages and the high-lighting effect: a large amount of accumulating problems (amount of natural gas that each gas storage unit discharges is 250～500 standard cubic meters) that solved rock gas in short-distance and medium-distance; Described device serves as that the gas storage unit is formed on the basis with the gas storage element, can increase or reduce the quantity of gas storage element in the unit according to the amount of transport natural gas; Also a plurality of gas storage unit can be set on haulage device; Device structure is simple, except that sorbent, does not have other annexes in the gas storage element; (adsorptive power of sorbent can draw off after reducing for the large-scale regeneration of sorbent provides condition, the concentrated reclaim equiment that is sent to goes regeneration), the cooling and the heating means of apparatus body are simple, and these equipment are arranged on the loading and unloading station, do not round transport with lorry, reduced vehicle-mounted weight, relative increase the transport volume of rock gas.
Description of drawings
Fig. 1 is the plan view of gas storage provided by the invention unit.
Fig. 2 is the side view of Fig. 1.
Fig. 3 structural representation that the employing quenching system cools off the gas storage unit when inflate in loading station.
Fig. 4 structural representation that employing cold water spray equipment cools off the gas storage unit when inflate in loading station.
The structural representation of Fig. 5 for when discharge point discharges, adopting hot-air system that the gas storage unit is heated.
The structural representation of Fig. 6 for when discharge point discharges, adopting heat water-spraying's device that the gas storage unit is heated.
Symbol and parts: 1-erects connecting tube among the figure, 2-gas storage element, 3-sub valve, 4-charges and discharge the gas house steward, 5-pressure gauge, 6. total valve, the 7-safety valve, 8-ventilation terminal, 9.-sorbent, the dismountable end socket of 10-, 11-blower fan, 12-cold water pipe, the 13-drencher, 14-airduct, 15-air heater, the 16-warm-air pipe, 17-water heater, 18-hot-water line.
Embodiment
Below in conjunction with accompanying drawing concrete enforcement of the present invention is further described.
Rock gas provided by the present invention stores conveying arrangement, contains at least one the gas storage unit that is fixed on the haulage device, and described gas storage unit erects connecting tubes 1 and gas storage element 2 compositions by 4, one groups of the gas house stewards that charge and discharge of band total valve 6; Every perpendicular connecting tube respectively by sub valve 3 with charge and discharge gas house steward 4 and link to each other, and arrange many gas storage elements 2 thereon, form square formation by some gas storage elements 2; Each gas storage element is a tube structure, and material can be aluminum alloy, 30CrMo or 20G, in sorbent 9 is housed, an end of cylindrical shell is connected with perpendicular connecting tube, its other end is shut by dismountable end socket 10.Can unload the taking-up sorbent in case of necessity and go regeneration.The perpendicular connecting tube 1 of every row gas storage element all by sub valve group 3 with charge and discharge gas house steward 4 and be connected, when inflation house steward 4 inflations, gas can be dispensed to each perpendicular connecting tube 1 by sub valve group 3, and then flows to each gas storage element 2.Device body is placed on the truck, can be transported to the unloading of rock gas gasholder station after device is full of gas, is distributed by gasholder station and uses.For guarantee rock gas charge and discharge with transportation process in safety, fully on the house steward 4 pressure gauge 5 and safety valve 7 are being set.
When loading, rock gas (consults Fig. 1), with total valve 6 and be arranged on perpendicular connecting tube and the sub valve 3 that charges and discharge between the gas house steward 4 is opened, the rock gas that has pressure 3.5-10Mpa pressure from compressor, then inflate to the gas storage element by total valve 6 and sub valve 3, inflationtime is 0.5-1.5 hour.After gas is full of (reaching predetermined pressure), total valve 6 and sub valve 3 are closed.The effect of sub valve is to make each row gas storage element 2 have independence, meets accident and can carry out independent control.
Sorbent can produce heat of adsorption in absorbed natural gas process, adsorbent temperature is raise, thereby reduces the adsorptive power of sorbent.For avoiding the temperature rise of sorbent, in inflation, can open blower fan 11, make air blow to gas storage unit (as shown in Figure 3) by ventilation terminal 8, the temperature maintenance that makes sorbent 9 is at 25--35 ℃.Also can adopt the cold water spray equipment that it is cooled off, promptly use cold water to pass through cold water pipe 12 and drencher 13 and spray (as shown in Figure 4) to the gas storage unit.As long as air cooling system or constituent possess one.
For fear of the temperature rise of sorbent, except that the gas storage unit was cooled off, the structural parameter of gas storage unit were also very important, and the volume of each gas storage element should be between 16L-180L; Distance in the gas storage unit between the tube and tube should be at 30～100mm.
After the caisson that is full of rock gas transports the natural gas-storing station to, can unload, distribute by the rock gas station and use.Uninstall process is similar with loading procedure but operation is opposite.Temperature reduces sorbent 9 in the gas storage element 2 owing to discharge gas, at this moment, can adopt hot-air system or heat water-spraying's device to make its intensification.After air enters air heater 15, becomes hot blast by blower fan 11, the air conduit 14 that links to each other with blower fan outlet and air heater 15 inlets, by exporting the warm-air pipe 16 that links to each other with ventilation terminal 8 with heater 15, heat (as shown in Figure 5) through 8 pairs of gas storage unit of ventilation terminal again, to keep the unlikely reduction of sorbent 9 temperature, improve releasability.Heat water-spraying's device is sent cold water into heater 17 by cold water pipe 12, and the hot water pipeline 18 that the outlet of hot water heater via links to each other with drencher 13 is sent into drencher 13, spreads to gas storage unit (as shown in Figure 6).In fact, possessing an above-mentioned heating system gets final product.
Claims (6)
1. a rock gas stores conveying arrangement, and it is characterized in that: this device contains at least one the gas storage unit that is fixed on the haulage device, and described gas storage unit charges and discharge the gas house steward by the band total valve, and one group of perpendicular connecting tube and gas storage element are formed; Every perpendicular connecting tube respectively by sub valve with charge and discharge the gas house steward and link to each other, and arrange many gas storage elements thereon; Each gas storage element is a cylindrical shell, in sorbent is housed, an end of cylindrical shell is connected with perpendicular connecting tube, its other end is shut by dismountable end socket 10.
2. store conveying arrangement according to the described rock gas of claim 1, it is characterized in that: the volume of described each gas storage element is between the 16L-180L.
3. store conveying arrangement according to the described rock gas of claim 1, it is characterized in that: the distance in the described gas storage unit between the tube and tube is 30～100mm.
4. the rock gas storage means of transprotation that utilization is installed according to claim 1 is characterized in that described method comprises loading and uninstall process, and its concrete steps are as follows:
1) loading procedure: at first open the total valve (6) that is arranged on gas storage unit on the haulage device and be arranged on perpendicular connecting tube (1) and charge and discharge sub valve (3) between the gas house steward (4), utilize compressor that the rock gas of pressure for 3.5-10Mpa filled in each gas storage element; Utilize cold wind or cold water spray equipment that the gas storage unit is cooled off in inflation, make the adsorbent temperature in the gas storage element maintain 25-35 ℃, inflationtime is 0.5-1.5 hour;
2) uninstall process: after the haulage device that the gas storage unit is housed transports the natural gas-storing station to, rock gas is discharged, in releasing course, adopt hot-air system or heat water-spraying's device that the gas storage unit is heated simultaneously, to keep the unlikely reduction of sorbent 9 temperature, till having put gas.
5. in accordance with the method for claim 4, it is characterized in that: in the loading procedure of step 1), using the quenching system cooling during inflation is to utilize blower fan to make air blow to the gas storage unit by ventilation terminal to make its cooling; Described cold water spray equipment cooling is to make cold water pass through drencher (13) to spray to the gas storage unit.
6. in accordance with the method for claim 4, it is characterized in that: in step 2) uninstall process in, adopting hot-air system to heat during release is to utilize blower fan, the air heater that links to each other with blower fan and ventilation terminal that hot blast is blowed to the gas storage unit to make its heating; Described heat water-spraying's device heating is that cold water is sent into heater, through drencher hot water is sprayed to the gas storage unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310100465 CN1226546C (en) | 2003-10-17 | 2003-10-17 | Natural gas stroage and trasport method and apparatus thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310100465 CN1226546C (en) | 2003-10-17 | 2003-10-17 | Natural gas stroage and trasport method and apparatus thereof |
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| Publication Number | Publication Date |
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| CN1529084A true CN1529084A (en) | 2004-09-15 |
| CN1226546C CN1226546C (en) | 2005-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200310100465 Expired - Fee Related CN1226546C (en) | 2003-10-17 | 2003-10-17 | Natural gas stroage and trasport method and apparatus thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840443A (en) * | 2012-09-15 | 2012-12-26 | 徐毅 | Transporting and use method for absorbing coal bed gas with coal serving as medium |
| CN103234112A (en) * | 2013-04-26 | 2013-08-07 | 北京航空航天大学 | Mobile low-temperature liquefied gas storage system |
| CN101716447B (en) * | 2009-12-21 | 2013-09-04 | 上海交通大学 | Gas energy storage strengthening method based on porous material absorption |
| CN104070993A (en) * | 2013-03-28 | 2014-10-01 | 通用汽车环球科技运作有限责任公司 | Natural gas storage system and method of improving efficiency thereof |
| CN106015929A (en) * | 2016-07-03 | 2016-10-12 | 宁夏宝塔石化科技实业发展有限公司 | Automotive ANG gas cylinder device |
| CN110486615A (en) * | 2019-07-30 | 2019-11-22 | 燕山大学 | Household stores up formula natural gas intelligent control device certainly |
-
2003
- 2003-10-17 CN CN 200310100465 patent/CN1226546C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101716447B (en) * | 2009-12-21 | 2013-09-04 | 上海交通大学 | Gas energy storage strengthening method based on porous material absorption |
| CN102840443A (en) * | 2012-09-15 | 2012-12-26 | 徐毅 | Transporting and use method for absorbing coal bed gas with coal serving as medium |
| CN104070993A (en) * | 2013-03-28 | 2014-10-01 | 通用汽车环球科技运作有限责任公司 | Natural gas storage system and method of improving efficiency thereof |
| CN103234112A (en) * | 2013-04-26 | 2013-08-07 | 北京航空航天大学 | Mobile low-temperature liquefied gas storage system |
| CN106015929A (en) * | 2016-07-03 | 2016-10-12 | 宁夏宝塔石化科技实业发展有限公司 | Automotive ANG gas cylinder device |
| CN110486615A (en) * | 2019-07-30 | 2019-11-22 | 燕山大学 | Household stores up formula natural gas intelligent control device certainly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1226546C (en) | 2005-11-09 |
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Granted publication date: 20051109 Termination date: 20091117 |