CN207976186U - A kind of moisture two phase flow detection device based on differential pressure method - Google Patents
A kind of moisture two phase flow detection device based on differential pressure method Download PDFInfo
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- CN207976186U CN207976186U CN201820045916.2U CN201820045916U CN207976186U CN 207976186 U CN207976186 U CN 207976186U CN 201820045916 U CN201820045916 U CN 201820045916U CN 207976186 U CN207976186 U CN 207976186U
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- differential pressure
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Abstract
The utility model is related to borehole instruments equipment design fields, more particularly to a kind of moisture two phase flow detection device based on differential pressure method, including venturi flow gauge line, differential pressure transmitter, two phase flow intelligence computation instrument, communication unit and power supply system, gauge line thermostat is equipped with outside Venturi meter pipe, venturi flow gauge line is connected with differential pressure transmitter, differential pressure transmitter is connected with two phase flow intelligence computation instrument, two phase flow intelligence computation instrument is connected with communication unit, power supply system respectively with differential pressure transmitter, gauge line thermostat, two phase flow intelligence computation instrument is connected with communication unit.The utility model provide it is a kind of it is simple in structure, measure it is accurate, small, light-weight, facilitate it is fixed and it is mobile use, reduce station construction and pipeline be laid to this moisture two phase flow detection device based on differential pressure method.
Description
Technical field
The utility model is related to borehole instruments equipment design field, more particularly to a kind of moisture two phase flow based on differential pressure method
Amount detecting device.
Background technology
Mutually stream is all widely present in nature, engineering equipment and daily life, with the rapid hair of science and technology
Status of the Multiphase Flow system in national economy and human lives is opened up to become more and more important.Again with two-phase flow in Multiphase Flow system
Body is separately the most universal, and especially gas-liquid two-phase flow phenomenon is all general in industrial departments such as chemical industry, oil, electric power, pharmacy and biochemistry
Store-through exists.During oil extraction, the mixture of three kinds of often crude oil, natural gas and water components being sprayed from well head.For
Determine the change of the hydrocarbon content situation of oil-bearing structure in the yield of the former oil and gas of each oil well, or the another bottom stratum of observation
Change, needs the volume flow or mass flow of on-line measurement pipeline Crude Oil, natural gas and water three.Therefore, in many productions
In the process, the measurement and control of two-phase, which are one, to solve, and fail the problem solved very well for a long time.Especially self
State, deposit is in northwestern mostly for petroleum gas, and awful weather over there, temperature change is very big, existing two phase flow
Measuring apparatus all has working environment certain dependence, the cataclysm of temperature will certainly cause shadow to the normal use of instrument and equipment
It rings, influences the accuracy of flow monitoring.To prevent frozen block, existing solution from being mostly, when environment temperature is relatively low, work
Personnel can select to make isothermal holding to flow meter tube, should take heat tracing measure when necessary.This just needs certain labour special
Door is safeguarded, labor waste is caused.
Based on the above present situation, urgent need one kind is simple in structure, it is accurate, small, light-weight to measure, and fixed and movement is facilitated to make
With, and not holding influenced by ambient temperature normal work, reduce station construction and pipeline be laid to this based on the wet of differential pressure method
Gas two phase flow detection device.
Utility model content
In view of problem above, the utility model provide it is a kind of it is simple in structure, measure it is accurate, small, light-weight, it is convenient
Fixed and mobile use, reduces station construction and pipeline is laid to this moisture two phase flow detection device based on differential pressure method.
In order to realize that above-mentioned purpose of utility model, the utility model provide following technical scheme：
A kind of moisture two phase flow detection device based on differential pressure method in the utility model, including venturi flow metering
Pipe, differential pressure transmitter, two phase flow intelligence computation instrument, communication unit and power supply system, the differential pressure transmitter include aluminium alloy
The capacitor of die casting shell, measuring diaphragm and both ends insulating trip composition, it is permanent that the Venturi meter pipe outside is equipped with gauge line
Warm device, the venturi flow gauge line are connected with differential pressure transmitter, the differential pressure transmitter and two phase flow intelligence computation
Instrument is connected, and includes first flowmeter and second flowmeter inside the two phase flow intelligence computation instrument, and the first flow is calculated as
Suspended body flowmeter, the second flow are calculated as turbine flowmeter, and the suspended body flowmeter and turbine flow are calculated as being connected in parallel, institute
The pipeline for stating suspended body flowmeter is equipped with also the first block valve, the turbine flowmeter and is additionally provided with the second block valve, and described first
Block valve and the second block valve can be controlled individually；The two phase flow intelligence computation instrument is connected with communication unit, the power supply
System is connected with differential pressure transmitter, gauge line thermostat, two phase flow intelligence computation instrument and communication unit respectively.
Preferably, the bore of the venturi flow gauge line can be 50mm, 80mm, 100mm, 150 mm.
Preferably, the work steady temperature of the gauge line thermostat is 20 DEG C~40 DEG C.
Preferably, the material of the venturi flow gauge line is 304 stainless steel of standard.
Preferably, the computing unit in the two phase flow intelligence computation instrument selects MSP430 microcontrollers.
Preferably, the power supply system optional 24VDC or 220V.
Preferably, the moisture two phase flow detection device based on differential pressure method can by flanged joint, the connection of oily nonyl or
High-pressure rubber pipe connection type is connected and fixed with adjacent channel.
The advantages of the utility model and advantageous effect are：A kind of simple in structure, accurate, small, weight of measurement is provided
Gently, facilitate fixed and mobile use, and holding normal work not influenced by ambient temperature, reduce station construction and pipeline is laid to
This moisture two phase flow detection device based on differential pressure method.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is two phase flow monitoring device structure diagram.
Fig. 2 is two phase flow intelligence computation instrument structure diagram.
Reference sign
1. 2. turbine flowmeter of suspended body flowmeter, 3. first block valve
4. 5. data analysis unit of the second block valve
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and the protection model of the utility model cannot be limited with this
It encloses.
A kind of moisture two phase flow detection device based on differential pressure method, as shown in Figure 1, including venturi flow gauge line,
Differential pressure transmitter, two phase flow intelligence computation instrument, communication unit and power supply system, differential pressure transmitter include outside aluminium alloy compression casting
The capacitor of shell, measuring diaphragm and both ends insulating trip composition.The bore of venturi flow gauge line is 50mm.Venturi meter
Gauge line thermostat is equipped with outside pipe, the work steady temperature of gauge line thermostat is 25 DEG C.Venturi flow gauge line
It is connected with differential pressure transmitter, differential pressure transmitter is connected with two phase flow intelligence computation instrument, as shown in Fig. 2, two phase flow is intelligently counted
It includes first flowmeter and second flowmeter to calculate inside instrument, and first flow is calculated as suspended body flowmeter 1, and second flow is calculated as turbine flow
Gauge 2, suspended body flowmeter 1 and turbine flowmeter 2 are to be connected in parallel, and the pipeline of suspended body flowmeter 1 is equipped with also the first block valve
3, turbine flowmeter 2 is additionally provided with the second block valve 4, and the first block valve 3 and the second block valve 4 can be controlled individually；Two phase flow
Intelligence computation instrument is connected with communication unit, and the computing unit in two phase flow intelligence computation instrument selects MSP430 microcontrollers.Power supply
System is connected with differential pressure transmitter, gauge line thermostat, two phase flow intelligence computation instrument and communication unit respectively.
The material of venturi flow gauge line is 304 stainless steel of standard.Power supply system optional 24VDC or 220V.Two-phase
Flow monitoring device can be connected and fixed by flanged joint, oily nonyl connection or high-pressure rubber pipe connection type and adjacent channel.
Venturi meter pipe is placed in gauge line thermostat by the moisture two phase flow detection device based on pressure differential method,
Make equipment constant temperature in 25 DEG C of room temperature states, is conducive to the working condition of Venturi meter pipe retention property stabilization, not by surrounding
The influence of environment.
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 domain within.
Claims (7)
1. a kind of moisture two phase flow detection device based on differential pressure method, which is characterized in that including venturi flow gauge line, difference
Pressure transmitter, two phase flow intelligence computation instrument, communication unit and power supply system, the Venturi meter pipe outside are equipped with metering
Pipe thermostat, the venturi flow gauge line are connected with differential pressure transmitter, the differential pressure transmitter and two phase flow intelligence
Calculating instrument is connected, and includes first flowmeter and second flowmeter, the first flow inside the two phase flow intelligence computation instrument
It is calculated as suspended body flowmeter, the second flow is calculated as turbine flowmeter, and the suspended body flowmeter and turbine flow are calculated as in parallel connect
It connects, the pipeline of the suspended body flowmeter is equipped with also the first block valve, and the turbine flowmeter is additionally provided with the second block valve, described
First block valve and the second block valve can be controlled individually；The differential pressure transmitter includes aluminium alloy compression casting shell, measuring diaphragm
With the capacitor of both ends insulating trip composition, the two phase flow intelligence computation instrument is connected with communication unit, the power supply system point
It is not connected with differential pressure transmitter, gauge line thermostat, two phase flow intelligence computation instrument and communication unit.
2. a kind of moisture two phase flow detection device based on differential pressure method according to claim 1, which is characterized in that described
The bore of venturi flow gauge line can be 50mm, 80mm, 100mm, 150mm.
3. a kind of moisture two phase flow detection device based on differential pressure method according to claim 1, which is characterized in that described
The work steady temperature of gauge line thermostat is 20 DEG C~40 DEG C.
4. a kind of moisture two phase flow detection device based on differential pressure method according to claim 1, which is characterized in that described
The material of venturi flow gauge line is 304 stainless steel of standard.
5. a kind of moisture two phase flow detection device based on differential pressure method according to claim 1, which is characterized in that described
Computing unit in two phase flow intelligence computation instrument selects MSP430 microcontrollers.
6. a kind of moisture two phase flow detection device based on differential pressure method according to claim 1, which is characterized in that described
Power supply system optional 24VDC or 220V.
7. a kind of moisture two phase flow detection device based on differential pressure method according to claim 1, which is characterized in that described
Moisture two phase flow detection device based on differential pressure method can pass through flanged joint, oily nonyl connection or high-pressure rubber pipe connection type and phase
Adjacent pipeline is connected and fixed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820045916.2U CN207976186U (en) | 2018-01-11 | 2018-01-11 | A kind of moisture two phase flow detection device based on differential pressure method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820045916.2U CN207976186U (en) | 2018-01-11 | 2018-01-11 | A kind of moisture two phase flow detection device based on differential pressure method |
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| CN207976186U true CN207976186U (en) | 2018-10-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113467533A (en) * | 2021-07-29 | 2021-10-01 | 山东非金属材料研究所 | Method for obtaining stable wet air flow with different dew point values and special device thereof |
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2018
- 2018-01-11 CN CN201820045916.2U patent/CN207976186U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113467533A (en) * | 2021-07-29 | 2021-10-01 | 山东非金属材料研究所 | Method for obtaining stable wet air flow with different dew point values and special device thereof |
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