CN103207027A - Built-in off-line temperature detection instrument and method for high pressure vessel - Google Patents
Built-in off-line temperature detection instrument and method for high pressure vessel Download PDFInfo
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- CN103207027A CN103207027A CN2013101167144A CN201310116714A CN103207027A CN 103207027 A CN103207027 A CN 103207027A CN 2013101167144 A CN2013101167144 A CN 2013101167144A CN 201310116714 A CN201310116714 A CN 201310116714A CN 103207027 A CN103207027 A CN 103207027A
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Abstract
The invention relates to a built-in off-line temperature detection instrument and a built-in off-line temperature detection method for a high pressure vessel. The instrument comprises an onboard power module, a digital temperature sensor, a processing operation module, an information storage module and a universal serial bus (USB) interface circuit, wherein the processing operation module consists of a microcontroller and a standard joint test action group (JTAG) circuit; the information storage module is used for storing a temperature measurement result acquired by the temperature sensor; the USB interface circuit is used for providing a data transmission interface; the processing operation module controls the digital temperature sensor, the information storage module and the USB interface circuit to work; a polymer lithium ion battery is adopted and does not explode when pressure reaches 20MPa; and the onboard power module, the digital temperature sensor, the processing operation module, the information storage module and the USB interface circuit meet industrial grade standards, the temperature range is -40 to 85 DEG C, the pressure resistance of all components except the battery is not less than 25MPa, all components are tightly integrated into one circuit board, and dimensions can smoothly pass the bottleneck of the high pressure vessel with the diameter of not less than 25mm.
Description
Technical field
The present invention relates to the built-in off-line type temperature monitor of a kind of high pressure vessel and detection method, this detector and detection method are specially adapted to not allow to change in phase under arms the high pressure vessel of its any structure, filling, exit the measurement of each position gas temperature value in the container in the overall process, can not bring the Seals for High Pressure Containers problem.
Background technology
The instrument and meter of gas temperature all has power supply, signal cable and temperature sensitive member in the common detection container, during detection temperature sensitive member is placed in the container, and to container, this will change structure of container to signal by the cable drawing.The change of structure of container will cause leakage problem.In addition, because China is starting late aspect the research of gas combustion automobile and the use, the analysis of vehicle gas cylinder usage safety performance and evaluation studies are got less, existing equipment and method can't be studied in the vehicle gas cylinder temperature with the situation of change in pressure under the situation that does not change structure of container.
Summary of the invention
The objective of the invention is to solve existing temperature measuring device instrument must rely on and change that construction of pressure vessel is measured and the leakage problem that causes, under the situation that does not change structure of container, the relation of temperature and pressure will lay the foundation in the high pressure vessel in order further to study from now on.Concrete technical scheme is as follows:
The built-in off-line type temperature monitor of a kind of high pressure vessel comprises: board mounted power module (1), and digital temperature sensor (2) is handled computing module (3), information storage module (4) and usb circuit (5); Wherein, described board mounted power module (1) comprises battery (6) and filter regulator circuit (7), and battery (6) is other four module for power supply behind filter regulator circuit (7) filtering voltage regulation; Described processing computing module (3) is made of microcontroller and standard jtag circuit; Described information storage module (4) is made up of electricallyerasable ROM (EEROM) EEPROM, is used for the temperature-measuring results that the storing temperature sensor is gathered; Described usb circuit (5) is used for data transmission interface is provided, and is battery (6) charging; Digital temperature sensor (2), information storage module (4) and usb circuit (5) are connected with processing computing module (3), handle computing module (3) control figure temperature sensor (2), information storage module (4) and usb circuit (5) work; It is characterized in that: described battery (6) is polymer Li-ion battery, does not explode when pressure reaches 20Mpa; Described board mounted power module (1), digital temperature sensor (2), handle computing module (3), information storage module (4) and usb circuit (5) meet the technical grade standard, temperature resistant range is between-40 ℃ to 85 ℃, and closely be integrated on the circuit board, physical dimension can be not less than the high pressure vessel bottleneck of 25 ㎜ smoothly by diameter.
All modules are integrated on the circuit board and linear arranging, and guarantee that temperature monitor can be not less than the high pressure vessel entrance of 25 ㎜ smoothly by diameter.In the module except battery (6) but all components and parts at steady operation below the top pressure 25MPa, in-40 ℃ to 85 ℃ temperature ranges.
Sensor number in the described digital temperature sensor (2) is a plurality of.
The built-in off-line type temperature monitor of a kind of high pressure vessel is placed high pressure vessel, and each sensor in the digital temperature sensor (2) is placed any point for measuring temperature of high pressure vessel, closed pressure vessel, and charge and discharge gas, handling computing module (3) control figure temperature sensor (2) charges and discharge the gas complete cycle to of high pressure vessel and carries out temperature survey, and measurement data is stored in the information storage module (4), one charge and discharge the gas end cycle after, the temperature data that will be stored in the information storage module (4) by usb circuit (5) is sent to host computer.The time interval of described digital temperature sensor (2) collecting temperature is adjustable.
Beneficial effect:
The present invention inserts inlet diameter smoothly and is not less than in the high pressure vessel of 25 ㎜ to guarantee the built-in off-line type temperature monitor of high pressure vessel by being integrated on the circuit board board mounted power, temperature acquisition, processing computing, information storage and man-machine communication functional module and linear arranging.By board mounted power power supply, set a plurality of temperature sensors according to the thermometric needs and after different positions is according to the time interval image data of setting, treated computing, information stored, take out this detector behind the end cycle to be detected, communicate with computing machine, realized that off-line type detects the high pressure vessel internal gas with filling (supercharging), putting the function that (decompression) gas process causes gas temperature to change, and has avoided the sealing problem that changes construction of pressure vessel and cause thus.
Description of drawings
The built-in off-line type temperature monitor of Fig. 1 high pressure vessel thermometric synoptic diagram;
The built-in off-line type temperature monitor of Fig. 2 high pressure vessel system architecture diagram;
The built-in off-line type temperature monitor of Fig. 3 high pressure vessel inner structure circuit board figure;
Fig. 4 power circuit principle figure;
Fig. 5 sensor circuit figure;
Fig. 6 serial port and USB mouth change-over circuit figure;
Fig. 7 jtag interface circuit diagram;
Fig. 8 microcontroller, memory diagram;
Among the figure: (1), board mounted power module, (2), digital temperature sensor, (3), processing computing module, (4), information storage module, (5), usb circuit, (6), battery, (7), filter regulator circuit, (8), PC, (9), high pressure vessel.
Specific embodiment
The invention will be further described below in conjunction with Figure of description 1～accompanying drawing 8:
Present embodiment, avoided the constraint of high pressure vessel structure, a kind of scheme that is placed in the container fully, can carries out space multiple spot automatic temperature measurement, storage data has been proposed, the built-in off-line type temperature monitor of high pressure vessel thermometric synoptic diagram as shown in Figure 1, the built-in off-line type temperature monitor of high pressure vessel inner structure circuit board figure as shown in Figure 3, the built-in off-line type temperature monitor of high pressure vessel system architecture diagram is as shown in Figure 2.
Board mounted power module (1) as shown in Figure 4, comprise power switch, battery (6) and filter regulator circuit (7), it is the polymer Li-ion battery of 3.7V that battery (6) is selected nominal voltage for use, under the extreme condition of High Temperature High Pressure, polymer Li-ion battery (6) has pressure and reaches 20Mpa and do not explode, but-40 ℃ of characteristics to 80 ℃ of steady operations.Filter regulator circuit (7) is selected the low linear pressure regulator LM1117 of pressure reduction chip for use, and it is other module for power supply that the 3.7V of polymer Li-ion battery (6) is converted to 3.3V.Consider that battery is welded on the circuit board, in order to make the charging simple and convenient, the outside 5V power supply that uses usb circuit (5) via the LM1117 chip with voltage transitions as 3.3V after for the battery charging, USB interface has the function of battery charge and data transmission.
Digital temperature sensor is selected the DS18B20 temperature sensor for use in (2), functions such as thermometric, AD conversion, conditioning that DS18B20 is integrated, can guarantee the stability of system, the data transmission of DS18B20 is followed monobus lin protocol, on a bars bus, can articulate a plurality of temperature sensors as required, but number of sensors can not surpass 64 at most, by the addressing of microcontroller gating.By data line power supply, service area be 3.0V to 5.5V, temperature-measuring range be-55～+ 125 ℃, thermometer resolution can be chosen as 9～12 by the user, simple multiple spot distributed temperature measuring application need not external devices.In the present embodiment according to the thermometric demand, select to use three road DS18B20 temperature sensors, place bottom, middle part and tip position in the high pressure vessel respectively, be connected with the data pin of handling the middle microcontroller of computing module (3) by the data pin of splicing interface with DS18B20 then, sensor circuit figure as shown in Figure 5.
Handling computing module (3) is made of microcontroller and standard jtag circuit; Wherein microcontroller is selected C8051F300 for use, self does not have USB interface the C8051F300 microcontroller, for the volume that reduces the built-in off-line type temperature monitor of high pressure vessel, the high pressure vessel entrance of being convenient to be not less than by diameter 25 ㎜ puts it into or takes out, also consider the widespread usage of USB interface, therefore by usb circuit (5) serial ports is converted to USB interface, usb circuit (5) is selected the CP2102 chip for use, and change-over circuit as shown in Figure 6.The standard jtag circuit is used for debugging and the download of program, belongs to known technology, and the jtag interface circuit as shown in Figure 7.
Described information storage module (4) is selected the AT24C64 chip for use, its storage mode adopts the EEPROM technology, be the electronics erasable read-only memory, can store 64M position at least, the information storage module of vast capacity can fully satisfy the detection of people's multiple spot, the intensive demand that reads data.Microcontroller, memory diagram are as shown in Figure 8.Described usb circuit (5) is used for realizing and compunication, and is battery charge.
All modules are integrated on the circuit board and linear arranging, and guarantee that temperature monitor can be not less than the high pressure vessel entrance of 25 ㎜ smoothly by diameter.
During measurement, the built-in off-line type temperature monitor of a kind of high pressure vessel is placed high pressure vessel, three road DS18B20 temperature sensors are placed each point for measuring temperature of high pressure vessel, closed pressure vessel, and charge and discharge gas, owing to changing, container internal pressure causes the internal gas temperature variation, handling computing module (3) control figure temperature sensor (2) charges and discharge the gas complete cycle to of high pressure vessel and carries out temperature survey, and measurement data is stored in the information storage module (4), one charge and discharge the gas end cycle after, the temperature data that will be stored in the information storage module (4) by usb circuit (5) is sent to host computer.Microcontroller plays the effect of overall coordination in detector, specifically be divided into three aspects: the one, and the DS18B20 temperature sensor of controlling three passages respectively carries out temperature survey according to the time interval of setting in the official hour scope, obtain its numerical value; The 2nd, the data in real time that the DS18B20 temperature sensor is recorded writes in the storage unit of AT24C64 chip, prevents from power down or reset losing; The 3rd, after the thermometric process finished, control CP2102 chip was accepted the instruction of computing machine by USB interface, with compunication;
By native system and method can be under the situation that does not change structure of container accurate each position temperature in the measuring vessel, and can reflect high pressure vessel internal pressure and variation of temperature trend relation, for further accurately the relation of research high pressure vessel internal pressure and temperature, aeration speed and bottle relation of interior temperature rise and the restriction that proposes gas cylinder " the shortest inflationtime " exactly to the operating personnel of gas station are according to this laid a good foundation from now on.
Above embodiment is only in order to illustrate the present invention and unrestricted technical scheme described in the invention; Therefore, although this instructions has been described in detail the present invention with reference to the above embodiments,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the present invention; And all do not break away from technical scheme and the improvement thereof of the spirit and scope of invention, and as increase or the minimizing of number of sensors, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (3)
1. the built-in off-line type temperature monitor of high pressure vessel comprises: board mounted power module (1), digital temperature sensor (2), processing computing module (3), information storage module (4) and usb circuit (5); Wherein, described board mounted power module (1) comprises battery (6) and filter regulator circuit (7), and battery (6) is other four module for power supply behind filter regulator circuit (7) filtering voltage regulation; Described processing computing module (3) is made of microcontroller and standard jtag circuit; Described information storage module (4) is made up of electricallyerasable ROM (EEROM) EEPROM, is used for the temperature-measuring results that the storing temperature sensor is gathered; Described usb circuit (5) is used for data transmission interface is provided, and is battery (6) charging; Digital temperature sensor (2), information storage module (4) and usb circuit (5) are connected with processing computing module (3), handle computing module (3) control figure temperature sensor (2), information storage module (4) and usb circuit (5) work; It is characterized in that: described battery (6) is polymer Li-ion battery, does not explode when pressure reaches 20Mpa; Described board mounted power module (1), digital temperature sensor (2), handle computing module (3), information storage module (4) and usb circuit (5) meet the technical grade standard, temperature resistant range between-40 ℃ to 85 ℃, the withstand voltage 25Mpa that is not less than of all components and parts except battery (6), and closely being integrated on the circuit board, linear arranging, physical dimension can be not less than the high pressure vessel bottleneck of 25 ㎜ smoothly by diameter.
2. the built-in off-line type temperature monitor of a kind of high pressure vessel according to claim 1, it is characterized in that: the sensor number in the described digital temperature sensor (2) is a plurality of.
3. the built-in off-line type temperature checking method of a kind of high pressure vessel according to claim 1, it is characterized in that: the built-in off-line type temperature monitor of a kind of high pressure vessel is placed high pressure vessel, and each sensor in the digital temperature sensor (2) is placed any point for measuring temperature of high pressure vessel, closed pressure vessel, and charge and discharge gas, handling computing module (3) control figure temperature sensor (2) charges and discharge the gas complete cycle to of high pressure vessel and carries out temperature survey, and measurement data is stored in the information storage module (4), one charge and discharge the gas end cycle after, the temperature data that will be stored in the information storage module (4) by usb circuit (5) is sent to host computer.The time interval of described digital temperature sensor (2) collecting temperature is adjustable.
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| CN2013101167144A CN103207027A (en) | 2013-04-07 | 2013-04-07 | Built-in off-line temperature detection instrument and method for high pressure vessel |
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| CN2013101167144A CN103207027A (en) | 2013-04-07 | 2013-04-07 | Built-in off-line temperature detection instrument and method for high pressure vessel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155016B (en) * | 2014-08-26 | 2017-10-31 | 上海舜华新能源***有限公司 | A kind of measurement apparatus for being used to measure gas cylinder internal temperature |
| CN109459155A (en) * | 2018-11-16 | 2019-03-12 | 天水电气传动研究所有限责任公司 | A kind of temperature-detecting device for high-voltage great-current special power supply |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1598507A (en) * | 2004-07-24 | 2005-03-23 | 桂林电子工业学院 | Method for measuring temp. in high-temp. high-pressure closed cavity |
| WO2005085783A1 (en) * | 2004-02-26 | 2005-09-15 | Robert Bosch Gmbh | High-pressure sensor for temperature measurement independent of pressure |
| JP2007212287A (en) * | 2006-02-09 | 2007-08-23 | Denso Corp | Temperature sensor mounting structure for high-pressure vessel |
| CN200986470Y (en) * | 2006-11-28 | 2007-12-05 | 李彩珍 | Temperature sensor |
| CN102175335A (en) * | 2011-02-10 | 2011-09-07 | 中国工程物理研究院化工材料研究所 | Method, system and pressure-bearing device for measuring internal temperature field and pressure field of materials |
| CN102346119A (en) * | 2010-08-04 | 2012-02-08 | 北京航天试验技术研究所 | Gas charging and discharging test apparatus for high-pressure composite material gas storage cylinder |
-
2013
- 2013-04-07 CN CN2013101167144A patent/CN103207027A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005085783A1 (en) * | 2004-02-26 | 2005-09-15 | Robert Bosch Gmbh | High-pressure sensor for temperature measurement independent of pressure |
| CN1598507A (en) * | 2004-07-24 | 2005-03-23 | 桂林电子工业学院 | Method for measuring temp. in high-temp. high-pressure closed cavity |
| JP2007212287A (en) * | 2006-02-09 | 2007-08-23 | Denso Corp | Temperature sensor mounting structure for high-pressure vessel |
| CN200986470Y (en) * | 2006-11-28 | 2007-12-05 | 李彩珍 | Temperature sensor |
| CN102346119A (en) * | 2010-08-04 | 2012-02-08 | 北京航天试验技术研究所 | Gas charging and discharging test apparatus for high-pressure composite material gas storage cylinder |
| CN102175335A (en) * | 2011-02-10 | 2011-09-07 | 中国工程物理研究院化工材料研究所 | Method, system and pressure-bearing device for measuring internal temperature field and pressure field of materials |
Non-Patent Citations (2)
| Title |
|---|
| 杨少华，吴福根，黄瑞毅: "电子元器件的可靠性筛选", 《广东工业大学学报》, vol. 23, no. 1, 31 March 2006 (2006-03-31) * |
| 颜世赋，刘向健: "高气压对电子元器件的影响", 《电子技术应用》, 31 March 1983 (1983-03-31), pages 44 - 46 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155016B (en) * | 2014-08-26 | 2017-10-31 | 上海舜华新能源***有限公司 | A kind of measurement apparatus for being used to measure gas cylinder internal temperature |
| CN109459155A (en) * | 2018-11-16 | 2019-03-12 | 天水电气传动研究所有限责任公司 | A kind of temperature-detecting device for high-voltage great-current special power supply |
| CN109459155B (en) * | 2018-11-16 | 2024-03-15 | 天水电气传动研究所有限责任公司 | Temperature detection device for high-voltage high-current special power supply |
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Application publication date: 20130717 |