CN203823434U - State monitoring device of LNG (Liquefied Natural Gas) low-temperature storage tank - Google Patents
State monitoring device of LNG (Liquefied Natural Gas) low-temperature storage tank Download PDFInfo
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- CN203823434U CN203823434U CN201420064319.6U CN201420064319U CN203823434U CN 203823434 U CN203823434 U CN 203823434U CN 201420064319 U CN201420064319 U CN 201420064319U CN 203823434 U CN203823434 U CN 203823434U
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Abstract
The utility model discloses a state monitoring device of an LNG (Liquefied Natural Gas) low-temperature storage tank. The LNG low-temperature storage tank comprises a tank body, a liquid filter, a liquid valve and an exchanger and the state monitoring device comprises a temperature detector, a gas concentration detector, a pressure detector, a vibration detector, a control box, a display and a voice prompter, wherein the inlet end of the liquid filter is communicated with the bottom in the tank body; the outlet end of the liquid filter is connected with the inlet end of the liquid valve; the outlet end of the liquid valve is connected with the inlet end of the exchanger; the temperature detector, the gas concentration detector, the pressure detector and the vibration detector are used for detecting the temperature of the LNG, the concentration of natural gas, the pressure in the tank body and the vibration degree respectively. According to the state monitoring device of the LNG low-temperature storage tank, the detection on the temperature of the LNG in the gas supply pipe, detection on the concentration of the natural gas, detection on the vibration degree of the tank body and detection on internal pressure are realized and the detection information is displayed, so that an operator can acquire the information in real time.
Description
Technical field
The utility model relates to a kind of auxiliary device of LNG low-temperature storage tank, relates in particular to a kind of state monitoring apparatus of LNG low-temperature storage tank.
Background technique
LNG(liquefied natural gas, LNG Liquefied natural gas) low-temperature storage tank is the special equipment that stores LNG Liquefied natural gas.Along with the adjustment of energy structure in China, since particularly a lot of cities adopt LNG Liquefied natural gas as gas source of the gas, the consumption of LNG Liquefied natural gas increases year by year, adopt low temperature tank car mode accumulating LNG Liquefied natural gas, can bring into play the flexibility of road transport mode, effectively supplement the problem of current air feed network deficiency.But in the process of transport, unavoidably run into bad road surface, bring certain danger to natural gas transportation, and low temperature tank car can not completely enough ensure the purity of rock gas in the process of air feed, these a series of situations all need to monitor preferably, and current LNG low-temperature storage tank there is no method realization.
Summary of the invention
The purpose of this utility model is just to provide in order to address the above problem a kind of state monitoring apparatus of LNG low-temperature storage tank.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of state monitoring apparatus of LNG low-temperature storage tank, described LNG low-temperature storage tank comprises tank body, liquid filter, liquid valve and exchanger, the entry end of described liquid filter is communicated with the bottom in described tank body, the outlet end of described liquid filter is connected with the entry end of described liquid valve, the outlet end of described liquid valve is connected with the entry end of described exchanger, described state monitoring apparatus comprises Temperature Detector, gas concentration detector, pressure detector, vibrating detector, Direct box, display device and voice prompting device, described Temperature Detector is arranged on the pipeline between described tank body and described liquid filter, described gas concentration detector is arranged on the pipeline of described exchanger outlet end, described pressure detector is arranged at the top in described tank body, described vibrating detector is arranged on the outer casing of described tank body, described display device and described voice prompting device are all arranged on the outer casing of described Direct box, the display output terminal of described Direct box is connected with the signal input part of described display device, the voice signal output terminal of described Direct box is connected with the signal input part of described voice prompting device.
Particularly, described Direct box comprises processor and local storage, the temperature signal input end of described processor is connected with the signal output part of described Temperature Detector, the oscillating signal input end of described processor and described vibrating detector signal output part be connected, the pressure signal input end of described processor is connected with the signal output part of described pressure detector, the gas concentration signal input end of described processor is connected with the signal output part of described gas concentration detector, the data storage end of described processor is connected with the data transmission terminal of described local storage, the display output terminal of described processor is connected with the signal input part of described display device, the voice signal output terminal of described processor is connected with the signal input part of described voice prompting device.
Realize respectively the temperature detection of liquid natural gas on tank body steam line and the concentration of natural gas have been detected by set temperature detector and gas concentration detector, by being set, vibrating detector and pressure detector can realize respectively the detection of the detection of tank body extent of vibration and air pressure inside, can show current detected corresponding information by display device, can carry out voice message in various degree to various testing results by voice prompting device, by the detected a series of data values of local memory storage, so that for later query analysis.
The beneficial effects of the utility model are:
The utility model has been realized respectively the temperature detection of liquid natural gas on tank body steam line and the concentration of natural gas has been detected by set temperature detector and gas concentration detector, by being set, vibrating detector and pressure detector can realize respectively the detection of the detection of tank body extent of vibration and air pressure inside, by the detected a series of data values of local memory storage, to for later query analysis, can effectively provide support for LNG transports safely.
Brief description of the drawings
Fig. 1 is the structural representation of the state monitoring apparatus of LNG low-temperature storage tank described in the utility model;
Fig. 2 is the circuit block diagram of Direct box described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As depicted in figs. 1 and 2, LNG low-temperature storage tank described in the utility model comprises tank body 1, liquid filter 8, liquid valve 9 and exchanger 10, the entry end of liquid filter 8 is communicated with the bottom in tank body 1, the outlet end of liquid filter 8 is connected with the entry end of liquid valve 9, the outlet end of liquid valve 9 is connected with the entry end of exchanger 10, described state monitoring apparatus comprises Temperature Detector 7, gas concentration detector 11, pressure detector 5, vibrating detector 6, Direct box 3, display device 4 and voice prompting device 2, Temperature Detector 7 is arranged on the pipeline between tank body 1 and liquid filter 8, gas concentration detector 11 is arranged on the pipeline of exchanger 10 outlet end, pressure detector 5 is arranged at the top in tank body 1, vibrating detector 6 is arranged on the outer casing of tank body 1, display device 4 and voice prompting device 2 are all arranged on the outer casing of Direct box 3.
As depicted in figs. 1 and 2, Temperature Detector, gas concentration detector, pressure detector, vibrating detector, Direct box, display device and voice prompting device in Fig. 2 is Temperature Detector 7, gas concentration detector 11, pressure detector 5, vibrating detector 6, Direct box 3, display device 4 and voice prompting device 2 corresponding in Fig. 1, unmarked in Fig. 2.Direct box 3 comprises processor and local storage, the temperature signal input end of processor is connected with the signal output part of Temperature Detector 7, the oscillating signal input end of processor is connected with the signal output part of vibrating detector 6, the pressure signal input end of processor is connected with the signal output part of pressure detector 5, the gas concentration signal input end of processor is connected with the signal output part of gas concentration detector 11, the data storage end of processor is connected with the data transmission terminal of local storage, the display output terminal of processor is connected with the signal input part of display device 4, the voice signal output terminal of processor is connected with the signal input part of voice prompting device 2.
The working principle of the state monitoring apparatus of a kind of LNG low-temperature storage tank described in the utility model is as follows:
In the process of air feed, the temperature that can detect according to Temperature Detector 7 judges that whether its air feeder is normal, carrying out after heat conversion, rock gas may be sneaked into some foreign gases (or original LNG does not fully filter), detect gas concentration by gas concentration detector 11, in the process of transport, LNG storage tank there will be vibration to a certain degree, its inner pressure that rises also has certain variation, respectively extent of vibration and air pressure inside are detected by vibrating detector 6 and pressure detector 5, by the detected a series of data values of local memory storage, so that for later query analysis, demonstrate current detected temperature by display device, concentration, extent of vibration and atmospheric pressure value, can in processor, preset the stage degree prompting dividing value of various checkout values, can carry out voice message in various degree to various testing results by voice prompting device.
Claims (2)
1. the state monitoring apparatus of a LNG low-temperature storage tank, described LNG low-temperature storage tank comprises tank body, liquid filter, liquid valve and exchanger, the entry end of described liquid filter is communicated with the bottom in described tank body, the outlet end of described liquid filter is connected with the entry end of described liquid valve, the outlet end of described liquid valve is connected with the entry end of described exchanger, it is characterized in that: described state monitoring apparatus comprises Temperature Detector, gas concentration detector, pressure detector, vibrating detector, Direct box, display device and voice prompting device, described Temperature Detector is arranged on the pipeline between described tank body and described liquid filter, described gas concentration detector is arranged on the pipeline of described exchanger outlet end, described pressure detector is arranged at the top in described tank body, described vibrating detector is arranged on the outer casing of described tank body, described display device and described voice prompting device are all arranged on the outer casing of described Direct box, the signal output part of described Temperature Detector, the signal output part of described gas concentration detector, the signal output part of described pressure detector, the signal output part of described vibrating detector respectively with the corresponding connection of testing signal input end of described Direct box, the display output terminal of described Direct box is connected with the signal input part of described display device, the voice signal output terminal of described Direct box is connected with the signal input part of described voice prompting device.
2. the state monitoring apparatus of LNG low-temperature storage tank according to claim 1, it is characterized in that: described Direct box comprises processor and local storage, the temperature signal input end of described processor is connected with the signal output part of described Temperature Detector, the oscillating signal input end of described processor is connected with the signal output part of described vibrating detector, the pressure signal input end of described processor is connected with the signal output part of described pressure detector, the gas concentration signal input end of described processor is connected with the signal output part of described gas concentration detector, the data storage end of described processor is connected with the data transmission terminal of described local storage, the display output terminal of described processor is connected with the signal input part of described display device, the voice signal output terminal of described processor is connected with the signal input part of described voice prompting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420064319.6U CN203823434U (en) | 2014-02-13 | 2014-02-13 | State monitoring device of LNG (Liquefied Natural Gas) low-temperature storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420064319.6U CN203823434U (en) | 2014-02-13 | 2014-02-13 | State monitoring device of LNG (Liquefied Natural Gas) low-temperature storage tank |
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| Publication Number | Publication Date |
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| CN203823434U true CN203823434U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420064319.6U Expired - Fee Related CN203823434U (en) | 2014-02-13 | 2014-02-13 | State monitoring device of LNG (Liquefied Natural Gas) low-temperature storage tank |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279423A (en) * | 2014-09-23 | 2015-01-14 | 中广核中科海维科技发展有限公司 | Liquid ammonia storage safety alarm device |
| CN104676245A (en) * | 2015-03-20 | 2015-06-03 | 苏州首旗信息科技有限公司 | Container compressed gas monitoring device |
| CN108571652A (en) * | 2018-06-20 | 2018-09-25 | 浙江海洋大学 | A kind of LNG filling monitoring device |
| CN109058760A (en) * | 2018-06-20 | 2018-12-21 | 浙江海洋大学 | A kind of LNG storage and transportation monitoring device |
| CN116222870A (en) * | 2023-05-09 | 2023-06-06 | 山东杨嘉汽车制造有限公司 | Dry powder tank car tank body and monitoring system thereof |
-
2014
- 2014-02-13 CN CN201420064319.6U patent/CN203823434U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279423A (en) * | 2014-09-23 | 2015-01-14 | 中广核中科海维科技发展有限公司 | Liquid ammonia storage safety alarm device |
| CN104676245A (en) * | 2015-03-20 | 2015-06-03 | 苏州首旗信息科技有限公司 | Container compressed gas monitoring device |
| CN108571652A (en) * | 2018-06-20 | 2018-09-25 | 浙江海洋大学 | A kind of LNG filling monitoring device |
| CN109058760A (en) * | 2018-06-20 | 2018-12-21 | 浙江海洋大学 | A kind of LNG storage and transportation monitoring device |
| CN116222870A (en) * | 2023-05-09 | 2023-06-06 | 山东杨嘉汽车制造有限公司 | Dry powder tank car tank body and monitoring system thereof |
| CN116222870B (en) * | 2023-05-09 | 2023-07-11 | 山东杨嘉汽车制造有限公司 | Dry powder tank car tank body and monitoring system thereof |
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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: 20140910 Termination date: 20150213 |
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| EXPY | Termination of patent right or utility model |