CN206020318U - A kind of gas dew point analytical equipment - Google Patents
A kind of gas dew point analytical equipment Download PDFInfo
- Publication number
- CN206020318U CN206020318U CN201620975814.1U CN201620975814U CN206020318U CN 206020318 U CN206020318 U CN 206020318U CN 201620975814 U CN201620975814 U CN 201620975814U CN 206020318 U CN206020318 U CN 206020318U
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- Prior art keywords
- dew point
- pretreatment unit
- analysis instrument
- gas
- point analysis
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Abstract
The utility model discloses a kind of gas dew point analytical equipment, including sampling and prime pretreatment unit, pretreatment unit, dew point analysis instrument, the sampling and prime pretreatment unit connect pretreatment unit by pipeline, pretreatment unit connects dew point analysis instrument by pipeline, the sampling and prime pretreatment unit include air inlet sampling pipe, are sequentially arranged at the supercharging equipment on air inlet sampling pipe, first flow regulating valve, the first filter according to gas flow；The pretreatment unit is included according to the pressure-reducing valve on the air inlet sampling pipe that gas flow is installed successively, the second filter, gas vacuum, flowmeter, air inlet sampling pipe finally connects dew point analysis instrument, dew point analysis instrument reconnects blast pipe, and the dew point analysis instrument communicates to connect display screen.The utility model ensure that quick, stable, free of contamination sampling, it is ensured that the continuity of analysis, accuracy, stability.
Description
Technical field
The utility model is related to a kind of gas dew point analytical equipment, belongs to gas analysis field tests.
Background technology
Air or other gases typically contain a certain amount of vapor, can produce pressure when vapor enters gas；Enter
Enter water vapour molecule quantity in gas the more, its pressure（That is steam partial pressure）Bigger.At the same time, vapor is converted back into liquid
The quantity of state water increases with the rising of water vapour pressure.When enter gas vapor and become again aqueous water quantity equal
When, vapor reaches saturation state in gas, and starts to form dew；Temperature now is referred to as the dew point of gas, in gas
Steam partial pressure higher, then its dew point is higher；Instead this is lower.
Gas dew point refers to water vapor condensation in a certain gas at normal atmospheric pressure into temperature during water, gas dew point
And for weighing the index of the water content in the gas.
Dew point refers to water vapor condensation in nitrogen at normal atmospheric pressure into temperature during water, and the dew point of nitrogen is also to use
The index of the water content that comes in nitrogen balance.
Gas dew point meter is widely applied, and such as ZL201120220452.2 provides a kind of gas dew point meter, including
Air inlet, flow control valve, pressure sensor, flow sensor, dew point transducer and gas outlet, the port of export of air inlet pipeline
Air inlet is provided with, centre is provided with flow control valve, pressure sensor, flow sensor and dew point transducer, air inlet pipeline end
Gas outlet is provided with, dew point transducer hothouse between flow sensor and dew point transducer, is provided with.But this gas dew point meter
Device lacks pretreating device, and gas collecting efficiency is low, and accuracy of measurement under the influence of impurity meeting.
Utility model content
The purpose of this utility model is to provide a kind of fast sample rate, strong interference immunity, the degree of accuracy high gas dew point
Sample rate accelerated by analytical equipment, sampling supercharging sample mode, and carries out secondary filter, effectively goes the removal of impurity, it is ensured that measurement is accurate
True property.
To achieve these goals, the utility model employs following technical proposals.
A kind of gas dew point analytical equipment, it is characterised in that：Including sampling and prime pretreatment unit, pretreatment unit,
Dew point analysis instrument, the sampling and prime pretreatment unit connect pretreatment unit by pipeline, and pretreatment unit passes through pipeline
Connection dew point analysis instrument, the sampling and prime pretreatment unit include air inlet sampling pipe, according to gas flow be sequentially arranged at into
Supercharging equipment, first flow regulating valve on gas sampling pipe, the first filter；The pretreatment unit include according to gas flow according to
Pressure-reducing valve, the second filter on the air inlet sampling pipe of secondary installation, gas vacuum, flowmeter, air inlet sampling pipe finally connect
Dew point analysis instrument, dew point analysis instrument reconnect blast pipe, and the dew point analysis instrument communicates to connect display screen.
Further preferably, the dew point analysis instrument is provided with 4-20mA output ports, one-level warning output port, secondary alarm
Output port；By one-level warning output port, secondary alarm output port connects different alarms, and the one-level is reported to the police defeated
Exit port, secondary alarm output port are plug-in type port.
Further preferably, the display screen adopts OLED display screen, and display effect is higher, and the display screen connection is independent
Power supply, power supply adopt DC24V dc sources.
Further preferably, the dew point analysis instrument communicates to connect host computer, and host computer is controlled using DCS controllers or PLC
Device.
Further preferably, the dew point analysis instrument includes the supplied gas measurement pipe for passing through, the dew point being arranged in measurement pipe
Sensor and temperature sensor, supply module, microprocessor, dew point transducer and temperature sensor connection microprocessor, power supply
Module is powered to microprocessor, dew point transducer and temperature sensor.Microprocessor connection display, host computer, one-level are reported to the police
Output port, secondary alarm output port.
Further preferably, the dew point analysis instrument connection intelligent gateway or radio transmitting device.
Technique effect of the present utility model：Ensure that quick, stable, free of contamination sampling, it is ensured that the continuity of analysis,
Accuracy, stability.
Description of the drawings
Fig. 1 is schematic diagram of the present utility model.
Specific embodiment
The utility model is further clarified below in conjunction with the accompanying drawings with preferred embodiment.
Gas dew point analytical equipment described in the utility model includes sampling and prime pretreatment unit, pretreatment unit, dew
Point analysis instrument, host computer, sampling and prime pretreatment unit connect pretreatment unit by pipeline, and pretreatment unit is by pipe
Road connects dew point analysis instrument, and dew point analysis instrument is communicated to connect with host computer.The sampling and prime pretreatment unit include air inlet
Sampling pipe, is sequentially arranged at the supercharging equipment on air inlet sampling pipe, first flow regulating valve, the first filter according to gas flow,
Gas pressure is increased using supercharging equipment, sampling efficiency is improved, valve regulation charge flow rate is adjusted using first flow, first filters
The preliminary impurity screening of device；With reference to Fig. 1, the pretreatment unit is included according to subtracting on the air inlet sampling pipe that gas flow is installed successively
Pressure valve 1, the second filter 2, gas vacuum 3, flowmeter 4, the admission pressure that dew point analysis instrument 5 is reduced by pressure-reducing valve 1,
After decompression, using the second secondary filter again of filter 2.Gas vacuum 3 is employed, and air inlet can be extracted before dew point analysis
The gas of sampling pipe, reduces disturbing factor, and the flowmeter 4 plays a part of to detect that air inflow, air inlet sampling pipe finally connect
Dew point analysis instrument 5, dew point analysis instrument 5 reconnect blast pipe.The dew point analysis instrument 5 is provided with 4-20mA output ports, one-level report
Alert output port, secondary alarm output port；By one-level warning output port, secondary alarm output port connects different reports
Alert device, the one-level warning output port, secondary alarm output port are plug-in type port, easy to connect.The dew point analysis
Instrument 5 communicates to connect display screen 6, shows analysis test result by display screen 6.The display screen 6 adopts OLED display screen, shows
Effect is higher, and the display screen 6 connects independent power supply 7, and power supply 7 is shown more stable using DC24V dc sources.
The dew point analysis instrument 5 communicates to connect host computer, and host computer is using DCS controllers or PLC.
Specifically, the dew point analysis instrument 5 includes the supplied gas measurement pipe for passing through, the dew point sensor being arranged in measurement pipe
Device and temperature sensor, supply module, microprocessor, dew point transducer and temperature sensor connection microprocessor, supply module
Power to microprocessor, dew point transducer and temperature sensor.Microprocessor connection display 7, host computer, one-level warning output
Port, secondary alarm output port.5 measurable dew point quantity of dew point analysis instrument and temperature amount, and revised according to temperature.
In order to realize that wireless penetration is measured, intelligent networking, the dew point analysis instrument 5 can also connect intelligent gateway or wireless biography
Defeated device.
By above-mentioned technological means, continuity that dew point analysis device of the present utility model can ensure to analyze, accuracy, steady
Qualitative.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any those familiar with the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power
The protection domain that profit is required is defined.
Claims (5)
1. a kind of gas dew point analytical equipment, it is characterised in that：Including sampling and prime pretreatment unit, pretreatment unit, dew
Point analysis instrument, the sampling and prime pretreatment unit connect pretreatment unit by pipeline, and pretreatment unit is connected by pipeline
Uncover point analysis instrument, and the sampling and prime pretreatment unit include air inlet sampling pipe, are sequentially arranged at air inlet according to gas flow
Supercharging equipment, first flow regulating valve on sampling pipe, the first filter；The pretreatment unit is included according to gas flow successively
Pressure-reducing valve, the second filter on the air inlet sampling pipe of installation, gas vacuum, flowmeter, air inlet sampling pipe finally connect dew
Point analysis instrument, dew point analysis instrument reconnect blast pipe, and the dew point analysis instrument communicates to connect display screen.
2. gas dew point analytical equipment according to claim 1, it is characterised in that：The dew point analysis instrument is provided with one-level report
Alert output port, secondary alarm output port；By one-level warning output port, secondary alarm output port connects different reports
Alert device, the one-level warning output port, secondary alarm output port are plug-in type port.
3. gas dew point analytical equipment according to claim 1, it is characterised in that：The display screen is shown using OLED
Screen, the display screen connect independent power supply, and power supply adopts DC24V dc sources.
4. gas dew point analytical equipment according to claim 1, it is characterised in that：In the dew point analysis instrument communication connection
Position machine, host computer is using DCS controllers or PLC.
5. gas dew point analytical equipment according to claim 4, it is characterised in that：The dew point analysis instrument includes supplied gas
Measurement pipe, the dew point transducer in measurement pipe and temperature sensor, supply module, the microprocessor for passing through, dew point are passed
Sensor and temperature sensor connection microprocessor, supply module is powered to microprocessor, dew point transducer and temperature sensor, micro-
Processor connection display, host computer, one-level warning output port, secondary alarm output port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620975814.1U CN206020318U (en) | 2016-08-30 | 2016-08-30 | A kind of gas dew point analytical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620975814.1U CN206020318U (en) | 2016-08-30 | 2016-08-30 | A kind of gas dew point analytical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206020318U true CN206020318U (en) | 2017-03-15 |
Family
ID=58253747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620975814.1U Expired - Fee Related CN206020318U (en) | 2016-08-30 | 2016-08-30 | A kind of gas dew point analytical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206020318U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107389860A (en) * | 2017-06-28 | 2017-11-24 | 沪东重机有限公司 | Supercharged diesel engine air inlet oxygen concentration testing depressurized system |
| CN108333218A (en) * | 2018-04-13 | 2018-07-27 | 福建双环能源科技股份有限公司 | A kind of online gas detection analysis and filtration treatment system |
| CN108873796A (en) * | 2017-05-11 | 2018-11-23 | 上海苏靖建筑工程有限公司 | A kind of dew-point temperature monitoring system and its application method |
| CN109799263A (en) * | 2019-02-01 | 2019-05-24 | 中国石油天然气集团公司 | A kind of gas pipeline water dew point on-line real-time measuremen device |
| CN110005958A (en) * | 2019-04-22 | 2019-07-12 | 中国石油天然气集团有限公司 | A kind of gas pipeline makings analysis integration detection method |
| CN110940700A (en) * | 2018-09-25 | 2020-03-31 | 山东爱索能源科技有限公司 | Integrated gas circuit for installing dew point instrument |
-
2016
- 2016-08-30 CN CN201620975814.1U patent/CN206020318U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873796A (en) * | 2017-05-11 | 2018-11-23 | 上海苏靖建筑工程有限公司 | A kind of dew-point temperature monitoring system and its application method |
| CN107389860A (en) * | 2017-06-28 | 2017-11-24 | 沪东重机有限公司 | Supercharged diesel engine air inlet oxygen concentration testing depressurized system |
| CN107389860B (en) * | 2017-06-28 | 2023-03-24 | 中船动力研究院有限公司 | Pressure reducing system for measuring intake oxygen concentration of supercharged diesel engine |
| CN108333218A (en) * | 2018-04-13 | 2018-07-27 | 福建双环能源科技股份有限公司 | A kind of online gas detection analysis and filtration treatment system |
| CN110940700A (en) * | 2018-09-25 | 2020-03-31 | 山东爱索能源科技有限公司 | Integrated gas circuit for installing dew point instrument |
| CN109799263A (en) * | 2019-02-01 | 2019-05-24 | 中国石油天然气集团公司 | A kind of gas pipeline water dew point on-line real-time measuremen device |
| CN110005958A (en) * | 2019-04-22 | 2019-07-12 | 中国石油天然气集团有限公司 | A kind of gas pipeline makings analysis integration detection method |
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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: 20170315 Termination date: 20190830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |