CN104295893B - A kind of cryogenic liquid transports basin safely - Google Patents
A kind of cryogenic liquid transports basin safely Download PDFInfo
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- CN104295893B CN104295893B CN201410557612.0A CN201410557612A CN104295893B CN 104295893 B CN104295893 B CN 104295893B CN 201410557612 A CN201410557612 A CN 201410557612A CN 104295893 B CN104295893 B CN 104295893B
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- pipeline
- basin
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Abstract
Disclosure one cryogenic liquid transports basin safely; relief valve (SV1 and SV2); pressure piping relief valve (SV3), liquid phase pipeline relief valve (SV4), and supercharging quick action emergency valve (EV1), gas phase quick action emergency valve (EV3) and liquid phase quick action emergency valve (EV2) collectively form the duplicate protection of described transport basin.And, supercharging quick action emergency valve (EV1), gas phase quick action emergency valve (EV3) all control valve (AV) with emergency cut-off with liquid phase quick action emergency valve (EV2) and are connected, achieve the same control of stop valve, improve security performance, it is simple to operation management.
Description
Technical field
The invention belongs to cryogenic liquid tank technical field, particularly relate to a kind of cryogenic liquid possessing multiple protection measure and transport basin safely.
Background technology
Cryogenic liquid generally refers to the liquid gas under atmospheric pressure with less than-100 DEG C boiling points, so cryogenic liquid has the characteristic of relatively low boiling point, bigger dilatancy, stronger hygroscopicity, Strong oxdiative, basin is made to there is the potential dangers such as explosive, leakage, superpressure, blast, so the safety that cryogenic liquid tank is in transport and conveying gas process increasingly receives the concern of people.Transport basin is only provided with simple safety protection device at present; cannot thoroughly stop the unsafe condition occurred in the process of gas transmission and transport; and; most of safeguard protection valve systems are not uniformly controlled; and only control valve together, often occur causing the generation of unsafe condition due to staff's maloperation and improper operation.
Summary of the invention
The present invention provides a kind of cryogenic liquid to transport basin safely; with solve at present transport basin be only provided with simple safety protection device; and most of safeguard protection valve system is not uniformly controlled; and only control valve together, thus cannot thoroughly stop the technical problem of the unsafe condition occurred in the process of gas transmission and transport.
Technical scheme: a kind of cryogenic liquid transports basin safely, the top of described transport basin is provided with gas phase pipeline and top water influent pipeline, described transport tank bottom is provided with drain pipe road, bottom, wherein, described gas phase pipeline is connected with gas phase mouth through gas phase pipeline diffusion valve by two relief valve being set up in parallel, and drain pipe road, described bottom is connected with liquid entrance through liquid phase pipeline diffusion valve by liquid phase pipeline relief valve；Described gas phase pipeline connects with described gas phase mouth through gas valve also by gas phase quick action emergency valve, and drain pipe road, described bottom is connected with described liquid entrance through bottom liquid valve also by liquid phase quick action emergency valve；Described gas phase quick action emergency valve all controls device with emergency cut-off with described liquid phase quick action emergency valve and is connected.
Further, described transport tank bottom is additionally provided with pressure piping, described pressure piping is connected with supercharger mouth by the intensified pipeline diffusion valve of pressure piping relief valve, and described pressure piping is connected with described supercharger mouth also by the intensified valve of supercharging quick action emergency valve.Duplicate protection is provided for supercharger.
Further, described supercharging quick action emergency valve is connected with described emergency cut-off control device by same pipeline with described gas phase quick action emergency valve, described liquid phase quick action emergency valve.Use unified stop valve with described gas phase mouth and liquid entrance, while possessing duplicate protection, improve safety, it is simple to operation.
Further, described gas phase pipeline is connected with air vent through spark arrester also by equipment atmospheric valve.
Further, the pipeline between described equipment atmospheric valve and described spark arrester also sets up draining branch road, and described draining branch road is connected with discharge outlet through drain valve.
Wherein, described top water influent pipeline sequentially passes through low temperature check-valves and is connected with described liquid entrance with top liquid feed valve.
Further, the top of described transport basin is additionally provided with overflow passage, and described overflow passage is connected with overfall through overflow valve.
The beneficial effect that the present invention brings: relief valve, pipeline safety valve; and quick action emergency valve constitutes the duplicate protection of transport basin; and each quick action emergency valve unification is controlled valve by emergency cut-off and is controlled; efficiently avoid the unsafe condition occurred in gas transmission and transportation; improve the security performance of transport basin; it is easy to unified management and operation, saves production cost.
Accompanying drawing explanation
Fig. 1 is the pipeline schematic flow sheet that a kind of cryogenic liquid of the present invention transports basin safely.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further detailed.
In some illustrative embodiments, as shown in Figure 1, it is provided that a kind of cryogenic liquid transports basin safely, and the top of described transport basin is provided with gas phase pipeline B and top water influent pipeline A2, described transport tank bottom is provided with bottom drain pipe road A1.
Wherein, described gas phase pipeline B passes through three-way valve V8, being connected with gas phase mouth through gas phase pipeline diffusion valve V11 after relief valve SV1, SV2 connection being set up in parallel with two, described gas phase pipeline B connects with described gas phase mouth through gas valve V5 also by gas phase quick action emergency valve EV3.
Wherein, described bottom drain pipe road A1 is connected with liquid phase pipeline relief valve SV4, described liquid phase pipeline relief valve SV4 is connected with liquid entrance by liquid phase pipeline diffusion valve V10, and described bottom drain pipe road A1 is connected with described liquid entrance through bottom liquid valve V2 also by liquid phase quick action emergency valve EV2.
Thus, described relief valve SV1, SV2, liquid phase pipeline relief valve SV4, and described gas phase quick action emergency valve EV3 and liquid phase quick action emergency valve EV2 collectively forms the duplicate protection of described transport basin.Further, described gas phase quick action emergency valve EV3 and described liquid phase quick action emergency valve EV2 is all connected with emergency cut-off control device AV, it is achieved that the same control of stop valve, improves security performance, it is simple to operation management.
In some illustrative embodiments, as shown in Figure 1, described transport tank bottom is additionally provided with pressure piping F, after described pressure piping F is connected with pressure piping relief valve SV3, communicated with supercharger mouth by pressure piping diffusion valve V9, further, described pressure piping F is connected with described supercharger mouth also by supercharging quick action emergency valve EV1 intensified valve V1.Described pressure piping relief valve SV3 and supercharging quick action emergency valve EV1 provides duplicate protection for described pressure piping F.
In some illustrative embodiments, it is uniformly controlled as it is shown in figure 1, described gas phase quick action emergency valve EV3, liquid phase quick action emergency valve EV2 and supercharging quick action emergency valve EV1 are controlled device AV by same pipeline by emergency cut-off.Improve security performance, it is simple to operation management.
In some illustrative embodiments, as it is shown in figure 1, described gas phase pipeline B is connected with air vent also by equipment atmospheric valve V6, between described equipment atmospheric valve V6 and air vent, it is additionally provided with spark arrester FA, increases security performance.Further, the pipeline between described equipment atmospheric valve V6 and described spark arrester FA separates and is provided with draining branch road, and described draining branch road is connected with discharge outlet through drain valve V12.
In some illustrative embodiments, it is connected with described liquid entrance with top liquid feed valve V4 as it is shown in figure 1, described top water influent pipeline A2 sequentially passes through low temperature check-valves V3, constitutes liquid-phase loop.
In some illustrative embodiments, as it is shown in figure 1, the top of described transport basin is additionally provided with overflow passage C, described overflow passage C is connected with overfall through overflow valve V7, to tackle the generation of overflow situation.
Above-described embodiment is the present invention preferably embodiment; but embodiments of the present invention are also not restricted to the described embodiments; the change made under other any spirit without departing from the present invention and principle; modify; substitute, combination, simplify; all should be the substitute mode of equivalence, all should be included in protection scope of the present invention.
Claims (7)
1. cryogenic liquid transports a basin safely, and the top of described transport basin is provided with gas phase pipeline and top water influent pipeline, and described transport tank bottom is provided with drain pipe road, bottom, it is characterised in that
Described gas phase pipeline is connected with gas phase mouth through gas phase pipeline diffusion valve by two relief valve being set up in parallel, and drain pipe road, described bottom is connected with liquid entrance through liquid phase pipeline diffusion valve by liquid phase pipeline relief valve；
Described gas phase pipeline connects with described gas phase mouth through gas valve also by gas phase quick action emergency valve, and drain pipe road, described bottom is connected with described liquid entrance through bottom liquid valve also by liquid phase quick action emergency valve；
Described gas phase quick action emergency valve all controls device with emergency cut-off with described liquid phase quick action emergency valve and is connected.
2. a kind of cryogenic liquid according to claim 1 transports basin safely, it is characterized in that, described transport tank bottom is additionally provided with pressure piping, described pressure piping is connected with supercharger mouth by the intensified pipeline diffusion valve of pressure piping relief valve, and described pressure piping is connected with described supercharger mouth also by the intensified valve of supercharging quick action emergency valve.
3. a kind of cryogenic liquid according to claim 2 transports basin safely, it is characterised in that described supercharging quick action emergency valve controls device by same pipeline with described emergency cut-off with described gas phase quick action emergency valve, described liquid phase quick action emergency valve and is connected.
4. a kind of cryogenic liquid according to claim 1 transports basin safely, it is characterised in that described gas phase pipeline is connected with air vent through spark arrester also by equipment atmospheric valve.
5. a kind of cryogenic liquid according to claim 4 transports basin safely, it is characterised in that the pipeline between described equipment atmospheric valve and described spark arrester also sets up draining branch road, and described draining branch road is connected with discharge outlet through drain valve.
6. a kind of cryogenic liquid according to claim 1 transports basin safely, it is characterised in that described top water influent pipeline sequentially passes through low temperature check-valves and is connected with described liquid entrance with top liquid feed valve.
7. a kind of cryogenic liquid according to claim 1 transports basin safely, it is characterised in that the top of described transport basin is additionally provided with overflow passage, and described overflow passage is connected with overfall through overflow valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410557612.0A CN104295893B (en) | 2014-10-20 | 2014-10-20 | A kind of cryogenic liquid transports basin safely |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410557612.0A CN104295893B (en) | 2014-10-20 | 2014-10-20 | A kind of cryogenic liquid transports basin safely |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104295893A CN104295893A (en) | 2015-01-21 |
| CN104295893B true CN104295893B (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410557612.0A Expired - Fee Related CN104295893B (en) | 2014-10-20 | 2014-10-20 | A kind of cryogenic liquid transports basin safely |
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Families Citing this family (1)
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| CN116464904A (en) * | 2023-06-12 | 2023-07-21 | 浙江大学 | Vehicle-mounted liquid hydrogen heat-insulating storage container and liquid hydrogen filling method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4038647B2 (en) * | 2001-06-15 | 2008-01-30 | 矢崎総業株式会社 | Liquefied gas supply device |
| CN101520128A (en) * | 2009-03-24 | 2009-09-02 | 罗东晓 | Movable type method and device for supplying liquid phase natural gas and gas phase natural gas |
| CN203477883U (en) * | 2013-05-31 | 2014-03-12 | 北京航科发动机控制系统科技有限公司 | Distributed gas supply device |
| CN203656565U (en) * | 2013-12-02 | 2014-06-18 | 青岛捷能高新技术有限责任公司 | Pump-free LNG (Liquefied Natural Gas) filling system |
| CN203656568U (en) * | 2013-12-13 | 2014-06-18 | 青岛捷能高新技术有限责任公司 | LNG (Liquefied Natural Gas) loading system for automobile |
| CN104019359A (en) * | 2014-06-09 | 2014-09-03 | 山东交通学院 | Protection device of fuel gas system of LNG single-fuel ship |
| CN204127665U (en) * | 2014-10-20 | 2015-01-28 | 江苏鸿昌特种车辆有限公司 | A kind of cryogenic liquide transports basin safely |
-
2014
- 2014-10-20 CN CN201410557612.0A patent/CN104295893B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4038647B2 (en) * | 2001-06-15 | 2008-01-30 | 矢崎総業株式会社 | Liquefied gas supply device |
| CN101520128A (en) * | 2009-03-24 | 2009-09-02 | 罗东晓 | Movable type method and device for supplying liquid phase natural gas and gas phase natural gas |
| CN203477883U (en) * | 2013-05-31 | 2014-03-12 | 北京航科发动机控制系统科技有限公司 | Distributed gas supply device |
| CN203656565U (en) * | 2013-12-02 | 2014-06-18 | 青岛捷能高新技术有限责任公司 | Pump-free LNG (Liquefied Natural Gas) filling system |
| CN203656568U (en) * | 2013-12-13 | 2014-06-18 | 青岛捷能高新技术有限责任公司 | LNG (Liquefied Natural Gas) loading system for automobile |
| CN104019359A (en) * | 2014-06-09 | 2014-09-03 | 山东交通学院 | Protection device of fuel gas system of LNG single-fuel ship |
| CN204127665U (en) * | 2014-10-20 | 2015-01-28 | 江苏鸿昌特种车辆有限公司 | A kind of cryogenic liquide transports basin safely |
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| Publication number | Publication date |
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| CN104295893A (en) | 2015-01-21 |
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Granted publication date: 20160706 Termination date: 20201020 |