CN206974494U - Civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional - Google Patents
Civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional Download PDFInfo
- Publication number
- CN206974494U CN206974494U CN201720907131.7U CN201720907131U CN206974494U CN 206974494 U CN206974494 U CN 206974494U CN 201720907131 U CN201720907131 U CN 201720907131U CN 206974494 U CN206974494 U CN 206974494U
- Authority
- CN
- China
- Prior art keywords
- pressure
- temperature
- watchcase
- sensor
- combustion gas
- Prior art date
- 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
Links
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a kind of civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional, including：Watchcase（1）, installed in watchcase（1）Interior main control module（3）, data acquisition module, the first ultrasonic sensor, the second ultrasonic sensor, electron temperature and pressure sensor（5）, and installed in watchcase（1）The display module and power module on surface, main control module（3）Connected respectively with data acquisition module etc., data acquisition module respectively with electron temperature and pressure sensor（5）Etc. being connected, electron temperature and pressure sensor（5）Installed in watchcase（1）Internal combustion gas runner entrance side.The utility model passes through the reasonable setting to electron temperature and pressure sensor position, it is capable of the temperature and pressure of precise acquisition combustion gas, accurate temperature and pressure compensating approach is carried out to gas metering volume, compensation rate is accurate, measurement error is minimum, is advantageous to fair and just use gas.
Description
Technical field
The present invention relates to gas meter, flow meter technical field, and in particular to a kind of civilian with accurate compensation temperature and pressure functional
Ultrasonic wave gas meter.
Background technology
With the fast development of China's city gas, particularly country promotes rural area in order to administer haze, in North China
Coal changes gas engineering, and civilian ultrasonic wave gas meter application is further extensive.According to farm dwelling feature, gas meter, flow meter is typically located at outdoor
On exterior wall, combustion gas enters gas meter, flow meter from underground piping, and fuel gas temperature and not up to environment are caused because gas riser is shorter
Temperature is put into metering units and measured.And combustion gas volume metering standard state in China's is 20 DEG C of temperature, pressure
101.325kPa, due to the change of environment temperature and gaseous-pressure throughout the year so that the combustion gas volume of phase homogenous quantities becomes
Change, so as to cause gas metering error, the situation for unfairness gas occur.
The content of the invention
The embodiment of the present invention provides a kind of civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional, is used for
Solve gas metering error, the inaccurate technical problem of temperature and pressure compensation.
Used technical scheme is：A kind of civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional,
It is characterised in that it includes：Watchcase（1）, installed in the watchcase（1）Interior main control module（3）, data acquisition module, the first surpass
Sonic sensor, the second ultrasonic sensor, electron temperature and pressure sensor（5）, and installed in the watchcase（1）Surface
Display module and power module, the main control module（3）Respectively with the data acquisition module, the display module and institute
State power module connection, the data acquisition module respectively with first ultrasonic sensor, second supersonic sensing
Device and the electron temperature and pressure sensor（5）It is connected, the electron temperature and pressure sensor（5）Installed in described
Watchcase（1）Internal combustion gas runner entrance side.
In a kind of implementation, the electron temperature and pressure sensor（5）Temperature and pressure for accurate measurement combustion gas
Power, the temperature and pressure value of the combustion gas measured is converted into data signal, be transferred to by the data acquisition module described
Main control module（3）；The main control module（3）For carrying out temperature and pressure compensation amendment to gas metering volumetric quantities, compensating approach arrives
Measurement criteria state is 293.15K, the combustion gas volumetric quantities under 101.325KPa, is output to display module.
In a kind of implementation, installed in the watchcase（1）The electron temperature of internal combustion gas runner entrance side and
Pressure sensor（5）, between combustion gas flow channel entry point and first ultrasonic sensor.
In a kind of implementation, the display module includes LCDs（2）, the power module includes battery case
（4）With installed in battery case（4）Interior battery.
In a kind of implementation, first ultrasonic sensor and second ultrasonic sensor are oppositely arranged, mutually
For transmitter and receiver.
As can be seen from the above technical solutions, the embodiment of the present invention has advantages below：
1. the function with accurate measurement fuel gas temperature and pressure, temperature and pressure can be carried out to gas metering volume
Conversion compensation, it is inaccurate to solve the problems, such as that gas meter, flow meter measures under the situation of change of temperature and pressure.
2. pass through the combustion gas flow channel entry point installation site of electron temperature and pressure sensor being set in inside watchcase
Side, the temperature and pressure of combustion gas can be more accurately measured, so as to be accurately obtained temperature and pressure compensation amount.
3. temperature, pressure measurement range is wide, temperature sensor can detect scope at -25 DEG C ~ 55 DEG C, and pressure sensor can be examined
Scope is surveyed between 0 ~ 10000Pa.
4. with accurate digital temperature and pressure compensation function, the fuel gas temperature of measurement and pressure value are converted into data signal,
Main control module is transferred to, is calculated by formula and gas metering volume is compensated.Can more accurately metering gas each
Volume flow in kind varying environment.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to institute in embodiment and description of the prior art
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the plan of the utility model embodiment；
Fig. 2 is the top view of the utility model embodiment.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, it should all belong to the model that the present invention protects
Enclose.
Term " first ", " second ", " the 3rd " in description and claims of this specification and above-mentioned accompanying drawing etc. are
For distinguishing different objects, rather than for describing particular order.In addition, term " comprising " and " having " and they are any
Deformation, it is intended that cover non-exclusive include.Such as contain the process of series of steps or unit, method, system, product
Or equipment the step of being not limited to list or unit, but the step of alternatively also include not listing or unit, or can
Selection of land is also included for the intrinsic other steps of these processes, method, product or equipment or unit.
Below by specific embodiment, it is described in detail respectively.
As described in the background section, due to the change of environment temperature and gaseous-pressure throughout the year so that phase homogenous quantities
Combustion gas volume change, so as to cause gas metering error, there is the situation of unfairness gas.It is necessary to provide and there is essence
The gas meter, flow meter of true temperature and pressure compensation, the volume of gas meter, flow meter metering is subjected to accurate temperature and pressure conversion so as to compensate.
Fig. 1 and Fig. 2 are refer to, the utility model embodiment provides a kind of people with accurate compensation temperature and pressure functional
With ultrasonic wave gas meter, the gas meter, flow meter can include：
Watchcase 1, main control module 3, data acquisition module, the first ultrasonic sensor in the watchcase 1, second
Ultrasonic sensor, electron temperature and pressure sensor 5（It may be simply referred to as temperature/pressure sensor）, and installed in the table of watchcase 1
The display module and power module in face；Wherein, the main control module 3 respectively with the data acquisition module, the display module
And power module connection, the data acquisition module respectively with first ultrasonic sensor, second ultrasound
Wave sensor and the electron temperature are connected with pressure sensor 5；It is critical that the electron temperature and pressure pass
Sensor 5 is arranged on the combustion gas runner entrance side inside the watchcase 1.
Fig. 2 is refer to, in some embodiments, the electronics of the combustion gas runner entrance side inside the watchcase 1
Temperature and pressure sensor 5, between combustion gas flow channel entry point and first ultrasonic sensor.
Wherein, the electron temperature and pressure sensor 5, on combustion gas runner, the temperature available for accurate measurement combustion gas
Degree and pressure, are converted into data signal by the temperature and pressure value of the combustion gas measured, are transmitted by the data acquisition module
To the main control module 3；The main control module 3 is used to carry out temperature and pressure compensation amendment, compensating approach to gas metering volumetric quantities
It is 293.15K to measurement criteria state, the combustion gas volumetric quantities under 101.325KPa, is output to display module.
In the present embodiment, the display module can include the LCDs 2 being arranged on watchcase 1, the power supply mould
Block can include battery case 4 and the battery in battery case 4.Wherein, LCDs 2 can be located at the upside of watchcase 1,
Battery case 4 can be located at the downside of watchcase 1.
The civilian ultrasonic wave gas meter of the present embodiment, is launched by the first and second ultrasonic sensors in gas medium
With the time difference for receiving ultrasonic wave, combustion gas is calculated by flow velocity, so as to metering gas volume flow.In some embodiments, institute
State the first ultrasonic sensor and second ultrasonic sensor is oppositely arranged, each other transmitter and receiver, as mutual inspection
Checking, it is ensured that measurement accuracy.
In the present embodiment, electron temperature and pressure sensor 5 are arranged on combustion gas runner entrance side inside watchcase, can be accurate
The temperature and pressure of combustion gas are flowed through in measurement, and the value of temperature and pressure is converted into digital data transmission to data acquisition module, led to
The flow that the compensation to temperature and pressure is converted under the combustion gas status of criterion is crossed, and exports the LCDs in display module
On.Relative to temperature and pressure compensation function, but the installation site of the temperature/pressure sensor not gas meter, flow meter on combustion gas runner, this implementation
The gas meter, flow meter of example, on combustion gas runner, fuel gas temperature and pressure measxurement are more accurate, and accordingly, compensating approach amount is just more
Accurately.
As described above, the utility model provides a kind of civilian ultrasonic wave combustion with accurate compensation temperature and pressure functional
Gas meter, by using above-mentioned technical proposal, achieve following technique effect：
1. the function with accurate measurement fuel gas temperature and pressure, temperature and pressure can be carried out to gas metering volume
Conversion compensation, it is inaccurate to solve the problems, such as that civilian ultrasonic wave gas meter measures under the situation of change of temperature and pressure.
2. pass through the combustion gas flow channel entry point installation site of electron temperature and pressure sensor being set in inside watchcase
Side, the temperature and pressure of combustion gas can be more accurately measured, so as to be accurately obtained temperature and pressure compensation amount.
3. with the wide effect of temperature, pressure measurement range, temperature sensor can detect scope at -25 DEG C ~ 55 DEG C, pressure
Sensor can detect scope between 0 ~ 10000Pa.
4. with accurate digitlization temperature and pressure compensation function, the fuel gas temperature of measurement and pressure value are converted into digital letter
Number, main control module is transferred to, is calculated by formula and gas metering volume is compensated.Can more accurately metering gas exist
Volume flow in various varying environments.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and is not described in some embodiment
Part, may refer to the associated description of other embodiments.
Above-described embodiment is merely illustrative of the technical solution of the present invention, rather than its limitations；The ordinary skill people of this area
Member should be understood：It can still modify to the technical scheme described in the various embodiments described above, or to which part skill
Art feature carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from each reality of the present invention
Apply the spirit and scope of a technical scheme.
Claims (5)
- A kind of 1. civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional, it is characterised in that including：Watchcase （1）, installed in the watchcase（1）Interior main control module（3）, data acquisition module, the first ultrasonic sensor, the second ultrasonic wave Sensor, electron temperature and pressure sensor（5）, and installed in the watchcase（1）The display module and power module on surface, The main control module（3）Connected respectively with the data acquisition module, the display module and the power module, the number According to acquisition module respectively with first ultrasonic sensor, second ultrasonic sensor and the electron temperature and pressure Force snesor（5）It is connected, the electron temperature and pressure sensor（5）Installed in the watchcase（1）Internal combustion gas runner Entrance side.
- 2. the civilian ultrasonic wave gas meter according to claim 1 with accurate compensation temperature and pressure functional, its feature It is, installed in the watchcase（1）The electron temperature and pressure sensor of internal combustion gas runner entrance side（5）, it is in Between combustion gas flow channel entry point and first ultrasonic sensor.
- 3. the civilian ultrasonic wave gas meter according to claim 1 with accurate compensation temperature and pressure functional, its feature It is, the electron temperature and pressure sensor（5）For the temperature and pressure of accurate measurement combustion gas, by the combustion gas measured Temperature and pressure value is converted into data signal, and the main control module is transferred to by the data acquisition module（3）；The master control Module（3）For carrying out temperature and pressure compensation amendment to gas metering volumetric quantities, compensating approach is to measurement criteria state Combustion gas volumetric quantities under 293.15K, 101.325KPa, are output to display module.
- 4. the civilian ultrasonic wave gas meter according to claim 1 with accurate compensation temperature and pressure functional, its feature It is, the display module includes LCDs（2）, the power module includes battery case（4）With installed in battery case（4） Interior battery.
- 5. the civilian ultrasonic wave gas meter according to claim 1 with accurate compensation temperature and pressure functional, its feature It is, first ultrasonic sensor and second ultrasonic sensor are oppositely arranged, each other transmitter and receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720907131.7U CN206974494U (en) | 2017-07-25 | 2017-07-25 | Civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720907131.7U CN206974494U (en) | 2017-07-25 | 2017-07-25 | Civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206974494U true CN206974494U (en) | 2018-02-06 |
Family
ID=61397109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720907131.7U Expired - Fee Related CN206974494U (en) | 2017-07-25 | 2017-07-25 | Civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206974494U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855694A (en) * | 2019-01-24 | 2019-06-07 | 宁夏隆基宁光仪表股份有限公司 | The gas meter, flow meter metering method calculated based on temperature pressure compensation |
| CN110567511A (en) * | 2019-08-13 | 2019-12-13 | 浙江威星智能仪表股份有限公司 | Temperature and pressure detection device |
| CN112577558A (en) * | 2019-09-30 | 2021-03-30 | 新开普电子股份有限公司 | Ultrasonic flow metering system based on cloud edge adding calculation and edge equipment |
-
2017
- 2017-07-25 CN CN201720907131.7U patent/CN206974494U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855694A (en) * | 2019-01-24 | 2019-06-07 | 宁夏隆基宁光仪表股份有限公司 | The gas meter, flow meter metering method calculated based on temperature pressure compensation |
| CN110567511A (en) * | 2019-08-13 | 2019-12-13 | 浙江威星智能仪表股份有限公司 | Temperature and pressure detection device |
| CN112577558A (en) * | 2019-09-30 | 2021-03-30 | 新开普电子股份有限公司 | Ultrasonic flow metering system based on cloud edge adding calculation and edge equipment |
| CN112577558B (en) * | 2019-09-30 | 2024-05-10 | 新开普电子股份有限公司 | Ultrasonic flow metering system and edge equipment based on cloud edge computing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206974494U (en) | Civilian ultrasonic wave gas meter with accurate compensation temperature and pressure functional | |
| CN206930321U (en) | Non-full pipe ultrasonic flowmeter | |
| CN102778254B (en) | On-line liquid detection device and density calibration system and density calibration method thereof | |
| CN105403265A (en) | Automatic zero drift-correction ultrasound water meter and correction method | |
| US10775214B2 (en) | Insertion type ultrasonic flow meter, flow measuring system and method | |
| CN202522295U (en) | System for calibrating turbine flow meter under condition of large flow of low-temperature medium | |
| CN206311166U (en) | Absolute pressure formula liquid level gauge | |
| CN202903415U (en) | Process variable transmitter system provided with analog communication | |
| CN102879061B (en) | Water gauge error correction method based on fitted equation | |
| CN2938037Y (en) | Multi-parameter intelligent transmitter | |
| CN105651349A (en) | Drilling fluid flow quantitative detection while drilling system and application thereof | |
| CN103712669A (en) | Flow gauge online calibration device | |
| CN204881791U (en) | A capacity calibrating installation that is used for car tank wagon oil to exchange | |
| CN205262461U (en) | Big depth displacement in tunnel subsides measurement system | |
| CN205246150U (en) | Automatic rectify drift's supersound water gauge | |
| CN211205265U (en) | Constant temperature static force leveling system | |
| CN105973322A (en) | Temperature and pressure integrated pitot tube flowmeter | |
| CN202814638U (en) | Gas micro differential pressure generation device | |
| CN109323730A (en) | Based on TDC-GP30 double-channel gas ultrasonic flowmeter and application method | |
| CN205843764U (en) | A kind of liquid level emasuring device | |
| CN108919313A (en) | Utilize the GNSS doppler measurement generation method of optimum value derivative | |
| CN209117096U (en) | A kind of low-consumption ultrasonic flow measurement meter | |
| CN207703274U (en) | Temperature measuring type ultrasonic water meter | |
| CN114383675A (en) | Ultrasonic water meter with pressure detection function | |
| CN211783654U (en) | Low-cost wireless ultrasonic time difference method flow measurement equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180604 Address after: No. 69 Beijing Road, Xiaogan, Hubei Patentee after: Xiaogan Central Asia City Gas Development Co.,Ltd. Address before: 518000 B block 1301, Binhe Road, Futian District, Shenzhen, Guangdong. Patentee before: SHENZHEN CHINA GAS HIT GAS TECHNOLOGY RESEARCH INSTITUTE CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180206 Termination date: 20210725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |