CN105775462A - Isolating device for preventing series explosions of storage tank tail gas communicating recovery system - Google Patents
Isolating device for preventing series explosions of storage tank tail gas communicating recovery system Download PDFInfo
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- CN105775462A CN105775462A CN201610305962.7A CN201610305962A CN105775462A CN 105775462 A CN105775462 A CN 105775462A CN 201610305962 A CN201610305962 A CN 201610305962A CN 105775462 A CN105775462 A CN 105775462A
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- China
- Prior art keywords
- storage tank
- tail gas
- recovery system
- valve
- branch line
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Feeding And Controlling Fuel (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to an isolating device for preventing series explosions of a storage tank tail gas communicating recovery system. The isolating device comprises a flame arrestor 2, a pressure transmitter 3, a safety shut-off valve 4 and a check valve 5, wherein the flame arrestor 2 is arranged at a tail gas recovery opening in the top of a storage tank; the pressure transmitter 3 and the safety shut-off valve 4 are both arranged on a tail gas recovery branch line 11 of the storage tank; and the check valve 5 is arranged between the tail gas recovery branch line 11 of the storage tank and a tail gas recovery confluence pipe 61. According to the isolating device for preventing series explosions of the storage tank tail gas communicating recovery system, the process requirements are met, and potential security risks such as blow-by of gaseous phase mediums of the recovery system storage tank, the backfire (anti-blow-by) phenomenon generated under abnormal conditions, and static electricity generation due to backward flowing of high speed streams to the storage tank are also avoided, and therefore the safe production and operation of an enterprise are guaranteed.
Description
Technical field
The invention belongs to the safety of petrochemical industry storage tank tail gas UNICOM recovery system to arrange, be specifically related to a kind of partition apparatus preventing storage tank tail gas UNICOM recovery system string quick-fried.
Background technology
Storage tank tail gas UNICOM recovery system is exactly that the breather valve exhaust treatment system parallel connection of normal pressure, combustible medium storage tank accesses petroleum vapor recovery facility or environment-friendly processing unit.When carrying out this work, inevitably all storage tanks carrying out vent gas treatment will be needed to have carried out UNICOM, for a bedstone oil depot, even all storage tank gas-phase spaces of whole oil depot can be connected in series together, once a storage tank breaking out of fire or explosion accident, the storage tank that all series connection rise is all under a breakneck situation.
Because the defect that above-mentioned existing storage tank tail gas UNICOM recovery system exists, the present inventor is based on being engaged in practical experience and the Professional knowledge that this type of product design manufacture is enriched for many years, and coordinate the utilization of scientific principle, actively in addition research and innovation, to founding the partition apparatus preventing storage tank tail gas UNICOM recovery system string quick-fried of a kind of new structure, general existing storage tank tail gas UNICOM recovery system can be improved so that it is have more practicality.Through constantly research, design, and after repeatedly studying sample and improving, finally create the present invention having practical value.
Summary of the invention
It is an object of the invention to, overcome the defect that existing storage tank tail gas UNICOM recovery system exists, and the partition apparatus preventing storage tank tail gas UNICOM recovery system string quick-fried of a kind of new structure is provided, to be solved technical problem is that can the fire explosion Stress control of storage tank on cupping jar, the storage tank being other tail gas UNICOMs is unaffected, thus more suitable for practicality.
The object of the invention to solve the technical problems is to adopt following technical scheme to realize.According to a kind of partition apparatus preventing storage tank tail gas UNICOM recovery system string quick-fried that the present invention proposes, including spark arrester 2, pressure transmitter 3, safety cut-off valve 4 and check valve 5, wherein said spark arrester 2 is located at the initiating terminal of tail gas recycle branch line 11；Described pressure transmitter 3 and safety cut-off valve 4 are each provided on the tail gas recycle branch line 11 of storage tank；Described check valve 5 is located at the end of storage tank tail gas recycle branch line 11.
The purpose of the present invention and solve its technical problem and can also be further achieved by the following technical measures.
Aforesaid a kind of partition apparatus preventing storage tank tail gas UNICOM recovery system string quick-fried, wherein said spark arrester 2, pressure transmitter 3, safety cut-off valve 4 and check valve 5 are along the tail gas recycle branch line being arranged on storage tank in sequential series of tail gas recycle direction.
The present invention compared with prior art has clear advantage and beneficial effect.By technique scheme, the partition apparatus that the present invention is a kind of prevents storage tank tail gas UNICOM recovery system string quick-fried can reach suitable technological progress and practicality, and there is the extensive value in industry, it at least has the advantage that when spark arrester is possible to prevent other storage tank on fire, external flame scurries into storage tank not on fire；Pressure transmitter detects when pressure condition occurs abnormal, and its signal is sent to safety cut-off valve；Making the pressure that cupping jar combustion explosion produces will all concentrate on the oil tank of breaking out of fire, other oil tank is unaffected.Check valve is possible to prevent each storage tank vapor delivery line to be gone here and there mutually by tail gas recycle UNICOM pipeline on the one hand, and the high velocity air being possible to prevent under abnormal conditions in tail gas recycle UNICOM pipeline pours in down a chimney to storage tank on the other hand, produces electrostatic and causes security incident.
Accompanying drawing explanation
Fig. 1 is tank battery storage tank exhaust gas recovery system system composition diagram.
[main element symbol description]
101: storage tank
102: storage tank
103: storage tank
104: storage tank
11: tail gas recycle branch line
2: spark arrester
3: pressure transmitter
4: safety cut-off valve
5: check valve
6: combustion gas recycling and processing device
61: tail gas recycle header
7: breather valve
Detailed description of the invention
For further setting forth that the present invention reaches technological means and effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to a kind of its detailed description of the invention of partition apparatus, structure, feature and the effect thereof preventing storage tank tail gas UNICOM recovery system string quick-fried proposed according to the present invention, describe in detail as after.
Referring to Fig. 1, the partition apparatus that the present invention is a kind of prevents storage tank tail gas UNICOM recovery system string quick-fried includes spark arrester 2, pressure transmitter 3, safety cut-off valve 4 and check valve 5.
Described spark arrester 2 is located at storage tank and tail gas recycle branch line 11 junction, i.e. the tail gas recycle branch line initiating terminal of storage tank, and during to prevent other storage tank on fire, external flame scurries into storage tank not on fire.
Described pressure transmitter 3 is located on the tail gas recycle branch line 11 of storage tank, and its signal when detecting that pressure condition occurs abnormal, is sent to safety cut-off valve for detecting the pressure condition under corresponding storage tank running status by it.
Described safety cut-off valve 4 is also provided on the tail gas recycle branch line 11 of storage tank, it receives the coherent signal that pressure transmitter 3 transmission comes, when the signal received reaches setting value, safety cut-off valve 4 is automatically switched off, now, the pressure the generation of cupping jar combustion explosion will all concentrate on the oil tank of breaking out of fire, and other oil tank is unaffected.
Described check valve 5 is located at the end of storage tank tail gas recycle branch line 11, namely between tail gas recycle branch line 11 and tail gas recycle header 61, prevent each storage tank vapor delivery line from being gone here and there mutually by tail gas recycle UNICOM pipeline on the one hand, the high velocity air prevented under abnormal conditions in tail gas recycle UNICOM pipeline on the other hand pours in down a chimney to storage tank, produces electrostatic and causes security incident.
Preventing in the quick-fried partition apparatus of storage tank tail gas UNICOM recovery system string above-mentioned, described spark arrester 2, pressure transmitter 3, safety cut-off valve 4 and check valve 5 are sequentially arranged on the tail gas recycle branch line 11 of each storage tank along tail gas recycle direction.
The above, it it is only presently preferred embodiments of the present invention, not the present invention is done any pro forma restriction, although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention, any those skilled in the art, without departing within the scope of technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is the content without departing from technical solution of the present invention, according to any simple modification that above example is made by the technical spirit of the present invention, equivalent variations and modification, all still fall within the scope of technical solution of the present invention.
Claims (2)
1. one kind prevents the partition apparatus that storage tank tail gas UNICOM recovery system string is quick-fried, it is characterised in that include spark arrester (2), pressure transmitter (3), safety cut-off valve (4) and check valve (5), wherein
Described spark arrester (2) is located at the initiating terminal of storage tank tail gas recycle branch line (11)；
Described pressure transmitter (3) and safety cut-off valve (4) are each provided on the tail gas recycle branch line (11) of storage tank；
Described check valve (5) is located at the end of storage tank tail gas recycle branch line (11).
2. a kind of partition apparatus preventing storage tank tail gas UNICOM recovery system string quick-fried according to claim 1, it is characterized in that, described spark arrester (2), pressure transmitter (3), safety cut-off valve (4) and check valve (5) are along the tail gas recycle branch line (11) being arranged on storage tank in sequential series of tail gas recycle direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610305962.7A CN105775462A (en) | 2016-05-10 | 2016-05-10 | Isolating device for preventing series explosions of storage tank tail gas communicating recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610305962.7A CN105775462A (en) | 2016-05-10 | 2016-05-10 | Isolating device for preventing series explosions of storage tank tail gas communicating recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105775462A true CN105775462A (en) | 2016-07-20 |
Family
ID=56401235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610305962.7A Pending CN105775462A (en) | 2016-05-10 | 2016-05-10 | Isolating device for preventing series explosions of storage tank tail gas communicating recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105775462A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969265A (en) * | 2017-04-15 | 2017-07-21 | 广东蓝新氢能源科技有限公司 | A kind of explosion-proof metering device of voltage stabilizing |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201296648Y (en) * | 2008-11-17 | 2009-08-26 | 浙江佳力科技股份有限公司 | Skid-mounted oil delivery device |
| CN104875984A (en) * | 2015-04-20 | 2015-09-02 | 中国石油化工股份有限公司 | Storage-tank gas-phase communication method |
-
2016
- 2016-05-10 CN CN201610305962.7A patent/CN105775462A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201296648Y (en) * | 2008-11-17 | 2009-08-26 | 浙江佳力科技股份有限公司 | Skid-mounted oil delivery device |
| CN104875984A (en) * | 2015-04-20 | 2015-09-02 | 中国石油化工股份有限公司 | Storage-tank gas-phase communication method |
Non-Patent Citations (3)
| Title |
|---|
| 刘林杰等: "一种新型码头油气收集管汇系统", 《储运安全》 * |
| 张彦新: "油气回收系统的设计分析", 《石油矿场机械》 * |
| 李一庆: "石油库下装鹤管装车油气回收工艺设计", 《哈尔滨商业大学学报( 自然科学版)》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969265A (en) * | 2017-04-15 | 2017-07-21 | 广东蓝新氢能源科技有限公司 | A kind of explosion-proof metering device of voltage stabilizing |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160720 |
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| RJ01 | Rejection of invention patent application after publication |