CN209622473U - A kind of LNG storage tank temperature control regulating device - Google Patents
A kind of LNG storage tank temperature control regulating device Download PDFInfo
- Publication number
- CN209622473U CN209622473U CN201821983228.7U CN201821983228U CN209622473U CN 209622473 U CN209622473 U CN 209622473U CN 201821983228 U CN201821983228 U CN 201821983228U CN 209622473 U CN209622473 U CN 209622473U
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- CN
- China
- Prior art keywords
- water
- storage tank
- solenoid valve
- controller
- protective shell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of LNG storage tank temperature control regulating device, including storage tank ontology, the storage tank inner body wall is equipped with temperature sensor, the storage tank outer body is successively arranged temperature adjustment shell and protective shell, temperature adjustment shell left and right ends are respectively equipped with water outlet and water inlet, the water inlet is connected to water tank by the first solenoid valve, the water outlet is connected to water tank by second solenoid valve, controller is equipped on the upside of the protective shell, the temperature sensor is connected to controller input terminal, first solenoid valve and second solenoid valve are connected to controller output end.The utility model is the utility model has the advantages that detect the intrinsic temperature of storage tank by temperature sensor, and pass to controller, when temperature is greater than critical value, it controls the first solenoid valve and second solenoid valve is opened, water flows into temperature adjustment shell from water inlet, and water tank is flowed out to from water outlet, form cooling water recirculation system.
Description
Technical field
The utility model belongs to technical field of LNG, more particularly, to a kind of LNG storage tank temperature control regulating device.
Background technique
Liquefied natural gas (LNG) is used as a kind of fossil energy, and main component is methane, colourless, tasteless, nontoxic, nothing
Corrosivity, and it is inflammable, in combustion, the pollution after burning is small, is widely used.
LNG is typically stored in LNG storage tank, due to expanded by heating, when in LNG storage tank when the temperature is excessively high, in LNG storage tank
Pressure become larger, this there is explosion danger, it is easy to safe story be caused to occur.
Utility model content
In view of this, the utility model is directed to a kind of LNG storage tank temperature control regulating device, to solve the above problems not
Foot place.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of LNG storage tank temperature control regulating device, including storage tank ontology, the storage tank inner body wall are equipped with temperature sensing
Device, the storage tank outer body are successively arranged temperature adjustment shell and protective shell, temperature adjustment shell left and right ends be respectively equipped with water outlet and
Water inlet, the water inlet are connected to water tank by the first solenoid valve, and the water outlet is connected by second solenoid valve
To water tank, controller is equipped on the upside of the insulation cladding, the temperature sensor is connected to controller input terminal, first electricity
Magnet valve and second solenoid valve are connected to controller output end.
Further, the protective shell side is equipped with vacuum pump.
Further, the protective shell inner wall is uniformly provided with multiple pressure sensors, and the pressure sensor is connected to control
Device input terminal processed is connected between the protective shell and vacuum pump by tracheae, and the junction of the protective shell and tracheae is equipped with the
Three solenoid valves, the vacuum pump and third solenoid valve are connected to controller output end.
Further, water pipe connection is crossed by first between first solenoid valve and water tank, described first crosses water pipe
It is equipped with the first water pump, first water pump is connected to controller output end.
Further, water pipe connection is crossed by second between the second solenoid valve and water tank, described second crosses water pipe
It is equipped with the second water pump, second water pump is connected to controller output end.
Compared with the existing technology, LNG storage tank temperature control regulating device described in the utility model has the advantage that
LNG storage tank temperature control regulating device described in the utility model detects the intrinsic temperature of storage tank by temperature sensor
Degree, and passes to controller, when temperature is greater than critical value, controls the first solenoid valve and second solenoid valve is opened, and water is from water inlet
Mouth flows into temperature adjustment shell, and flows out to water tank from water outlet, forms cooling water recirculation system, plays effective temperature control function to LNG.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.In
In attached drawing:
Fig. 1 is LNG storage tank temperature control regulating device structural schematic diagram described in the utility model embodiment；
Fig. 2 is the system structure diagram of LNG storage tank temperature control regulating device described in the utility model embodiment.
Description of symbols:
1- storage tank ontology；2- temperature sensor；3- temperature adjustment shell；4- protective shell；5- controller；6- pressure sensor；7- storage
Water tank；The first solenoid valve of 8-；9- first crosses water pipe；The first water pump of 10-；11- second solenoid valve；The second water pump of 12-；13- second
Cross water pipe；14- third solenoid valve；15- vacuum pump；16- tracheae.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As depicted in figs. 1 and 2, a kind of LNG storage tank temperature control regulating device, including storage tank ontology 1, in the storage tank ontology 1
Wall is equipped with temperature sensor 2, and temperature adjustment shell 3 and protective shell 4, the temperature adjustment shell 3 or so are successively arranged on the outside of the storage tank ontology 1
Both ends are respectively equipped with water outlet and water inlet, and the water inlet is connected to water tank 7, the water outlet by the first solenoid valve 8
Water tank 7 is connected to by second solenoid valve 11 at mouthful, is equipped with controller 5, the temperature sensor 2 on the upside of the protective shell 4
It is connected to 5 input terminal of controller, first solenoid valve 8 and second solenoid valve 11 are connected to 5 output end of controller.
4 side of protective shell is equipped with vacuum pump 15.
4 inner wall of protective shell is uniformly provided with multiple pressure sensors 6, and it is defeated that the pressure sensor 6 is connected to controller 5
Enter end, is connected between the protective shell 4 and vacuum pump 15 by tracheae 16, the junction of the protective shell 4 and tracheae 16 is equipped with
Third solenoid valve 14, the vacuum pump 15 and third solenoid valve 14 are connected to 5 output end of controller.
It crosses water pipe 9 by first between first solenoid valve 8 and water tank 7 to connect, described first, which crosses water pipe 9, is equipped with
First water pump 10, first water pump 10 are connected to 5 output end of controller.
It crosses water pipe 13 by second between the second solenoid valve 11 and water tank 7 to connect, described second crosses on water pipe 13
Equipped with the second water pump 12, second water pump 12 is connected to 5 output end of controller.
In the present embodiment, the controller 5 is Siemens 224XP PLC.
The course of work of the present embodiment is as follows:
When temperature sensor 2 detects that the temperature in storage tank ontology 1 is greater than critical value, controller 5 controls the first electromagnetism
Valve 8, second solenoid valve 11 are opened, and the first water pump 10 of starting and the second water pump 12, water are flowed into temperature adjustment shell 3 from water tank 7, and
Water tank 7 is flowed out to again from water outlet, so that the water in temperature adjustment shell 3 forms cooling recirculation system；It is examined by pressure sensor 6
The pressure in protective shell 4 is surveyed, and is transferred to controller 5, when pressure changes, third solenoid valve 14 is opened and starts vacuum
Pump 15 effectively avoids causing potential safety accident to occur because LNG is leaked to vacuum pumping is carried out in protective shell 4.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of LNG storage tank temperature control regulating device, it is characterised in that: including storage tank ontology, the storage tank inner body wall is equipped with
Temperature sensor, the storage tank outer body are successively arranged temperature adjustment shell and protective shell, and temperature adjustment shell left and right ends are respectively equipped with
Water outlet and water inlet, the water inlet are connected to water tank by the first solenoid valve, and the water outlet passes through the second electricity
Magnet valve is connected to water tank, is equipped with controller on the upside of the protective shell, the temperature sensor is connected to controller input terminal, institute
It states the first solenoid valve and second solenoid valve is connected to controller output end.
2. a kind of LNG storage tank temperature control regulating device according to claim 1, it is characterised in that: the protective shell side is set
There is vacuum pump.
3. a kind of LNG storage tank temperature control regulating device according to claim 2, it is characterised in that: the protective shell inner wall is equal
Even to be equipped with multiple pressure sensors, the pressure sensor is connected to controller input terminal, between the protective shell and vacuum pump
It is connected by tracheae, the junction of the protective shell and tracheae is equipped with third solenoid valve, and the vacuum pump and third solenoid valve are equal
It is connected to controller output end.
4. a kind of LNG storage tank temperature control regulating device according to claim 1, it is characterised in that: first solenoid valve with
Water pipe connection is crossed by first between water tank, described first, which crosses water pipe, is equipped with the first water pump, and first water pump is connected to
Controller output end.
5. a kind of LNG storage tank temperature control regulating device according to claim 1, it is characterised in that: the second solenoid valve with
Water pipe connection is crossed by second between water tank, described second, which crosses water pipe, is equipped with the second water pump, and second water pump is connected to
Controller output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821983228.7U CN209622473U (en) | 2018-11-28 | 2018-11-28 | A kind of LNG storage tank temperature control regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821983228.7U CN209622473U (en) | 2018-11-28 | 2018-11-28 | A kind of LNG storage tank temperature control regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209622473U true CN209622473U (en) | 2019-11-12 |
Family
ID=68444591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821983228.7U Expired - Fee Related CN209622473U (en) | 2018-11-28 | 2018-11-28 | A kind of LNG storage tank temperature control regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209622473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810829A (en) * | 2020-07-20 | 2020-10-23 | 江苏建业化工装备有限公司 | High vacuum heat insulation method for small low-temperature multilayer storage tank |
-
2018
- 2018-11-28 CN CN201821983228.7U patent/CN209622473U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810829A (en) * | 2020-07-20 | 2020-10-23 | 江苏建业化工装备有限公司 | High vacuum heat insulation method for small low-temperature multilayer storage tank |
| CN111810829B (en) * | 2020-07-20 | 2022-03-22 | 江苏建业化工装备有限公司 | High vacuum heat insulation method for small low-temperature multilayer storage tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 Termination date: 20201128 |