CN204883443U - Heterogeneous detection device of efficient - Google Patents
Heterogeneous detection device of efficient Download PDFInfo
- Publication number
- CN204883443U CN204883443U CN201520486119.4U CN201520486119U CN204883443U CN 204883443 U CN204883443 U CN 204883443U CN 201520486119 U CN201520486119 U CN 201520486119U CN 204883443 U CN204883443 U CN 204883443U
- Authority
- CN
- China
- Prior art keywords
- pressure
- transmitter
- unit
- pick
- heterogeneous
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to a heterogeneous detection device of efficient, include the determine module who constitutes by multiple spot pressure transmitter, according to separation precision and each looks fluid flow and liquid level, detect each looks fluid pressure, the signal processing subassembly: receive determine module and detect the strong and weak different signal of telecommunication that forms, the pressure value of record relevant position, analog signal that output can be carried out, the executive module: including but not limited to governing valve, feed bin switch, analog signal that the receipt can be carried out controls the aperture, adjusts the material flow of feed inlet and discharge gate. Compared with the prior art, the utility model provides a traditional heterogeneous fluid means's equipment investment big, the flow is complicated, the unstable undulant problem of product quality that causes of detected signal.
Description
Technical field
The utility model belongs to polyphasic flow separation field, especially relates to a kind of efficient heterogeneous pick-up unit, may be used for being separated gas-liquid, liquid-liquid, gas-liquid solid, liquid liquid, the device being separated heterogeneous fluid such as liquid-solid.
Background technology
In industries such as petrochemical complex, high molecular polymerization, metallurgical mine, environment protection treatings, no matter simple its process is complicated, the heterogeneous fluid inevitably produced aborning, and need to be separated.In order to meet the demand of product quality or engineering effect, heterogeneous detection traditionally mainly uses the machinery of many group precisions with instrument combine equipment to realize heterogeneous being separated, plant equipment is separating tank, subsider etc. such as, instrumentation generally takes online mass flowmeter, on-line densimeter, radar or infrared level meter etc., and equipment investment is large, flow process is complicated, because detection signal instability causes product quality to fluctuate, to unfavorable factors such as operating personnel's professional qualities and environmental requirement harshnesses.
Chinese patent CN101965218A discloses method and apparatus for separating of heterogeneous fluid and application thereof, one or more in wherein heterogeneous suspend in water mutually, there is in water the bubble/liquid drop and grain being of a size of submicron order and micro-scaled range, and/or tiny specific organism or inorganics be present in heterogeneous in one or more mutually in, a device is disposed in cyclone or flotation cell or with cyclone or flotation cell and is connected.The method makes fluid-phase stream flow through and is formed as spiral-shaped pipe, to carry out initial be separated (coalescent) in this is spiral-shaped, heterogeneous spiral-shaped by what be tangentially guided out in cyclone or flotation chamber continuously, be wherein separated further in this cyclone or flotation chamber.Also disclose the equipment for realizing the method and application, but this equipment is not further with connections such as detection, signal processing apparatus, therefore still cannot solve the problems of the technologies described above simultaneously.
Utility model content
The purpose of this utility model is exactly the defect existed to overcome above-mentioned prior art, the equipment investment solving conventional multiphase fluid means is large, flow process is complicated, the unstable problem causing product quality to fluctuate of detection signal, provides a kind of novel simple and reliable multi-phase separation device.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of efficient heterogeneous pick-up unit, comprising:
Detection components: be made up of multipoint pressure transmitter, according to separation accuracy and each phase fluid flow and liquid level, detects each phase fluid pressure;
Signal processing component: receive the electric signal that the power of detection components detection formation is different, the force value of record relevant position, exports executable analog signals;
Executive module: include but not limited to variable valve, feed bin switch, receive executable analog signals and control aperture, regulates the mass flow of charging aperture and discharging opening.
Described multipoint pressure transmitter is made up of membrane for pressure measurement, kapillary, transmitter feeler lever, transmitter,
Described kapillary two ends are Bonding pressure measuring diaphragm and transmitter feeler lever respectively, transmission of pressure measuring diaphragm detects the pressure obtained, described transmitter feeler lever upper end is connected with transmitter, and between transmitter with detected device, the Packed joint flange of band is connected.
Described membrane for pressure measurement is fixedly connected with at certain intervals or is movably connected on the different surfaces of transmitter feeler lever.
The size and shape of membrane for pressure measurement can require according to separation accuracy and the flow of each phase fluid and liquid level etc. require to carry out different selections, and preferably rectangular shape, is arranged on each face of transmitter feeler lever.
Described membrane for pressure measurement is connected by the electronic pressare-measuring parts of the kapillary with pressure unit that fill silicone oil, and diaphragm produces miniature deformation under pressure, forms strong and weak different electric signal.
Described transmitter also and executive module direct by guide pole is connected.
Described signal processing component, can receive multiple input signal, and go out the density of difference according to formulae discovery, also the position of demixing point can be calculated, then according to setting demixing point, determine whether perform corresponding action, as actions such as control valve, switch feed bins.
Compared with prior art, separation equipment combines with pressure measuring instruments by the utility model, the feature of equipment itself not only can be utilized to isolate each phase product, the interface of each phase fluid and the change of density field are measured in calculating also by manometer exactly, thus isolate the single product of each phase efficiently.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of detection components;
Fig. 2 is the side-looking structural representation of detection components;
Fig. 3 is the structural representation of signal processing component;
Fig. 4 is the signals collecting schematic diagram of signal processing component.
In figure, 1-guide pole, 2-transmitter, 3-joint flange, 4-transmitter feeler lever, 5-kapillary, 6-membrane for pressure measurement, 7-signal processing component.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment 1
A kind of efficient heterogeneous pick-up unit, mainly comprises detection components, signal processing component and executive module.Wherein, detection components is multipoint pressure transmitter, according to separation accuracy and each phase fluid flow and liquid level, detects each phase fluid pressure.Signal processing component detects for receiving detection components the different electric signal of power formed, and the force value of record relevant position, exports executable analog signals.Executive module: include but not limited to variable valve, feed bin switch, receive executable analog signals and control aperture, regulates the mass flow of charging aperture and discharging opening.
The structure of detection components as shown in Figure 1-2, be made up of membrane for pressure measurement 6, kapillary 5, transmitter feeler lever 4, transmitter 2 etc., kapillary 5 two ends are Bonding pressure measuring diaphragm 6 and transmitter feeler lever 4 respectively, transmission of pressure measuring diaphragm detects the pressure obtained, transmitter feeler lever 4 upper end is connected with transmitter 2, and between transmitter 2 with detected device, the Packed joint flange 3 of band is connected.Wherein, membrane for pressure measurement 6 is fixedly connected with at certain intervals or is movably connected on the different surfaces of transmitter feeler lever.The size and shape of membrane for pressure measurement can require according to separation accuracy and different selections is carried out in the requirement such as the flow of each phase fluid and liquid level, and the present embodiment is rectangular shape, is arranged on each face of transmitter feeler lever 4.
Membrane for pressure measurement is connected by the electronic pressare-measuring parts of the kapillary with pressure unit that fill silicone oil, and diaphragm produces miniature deformation under pressure, forms strong and weak different electric signal.
In addition, transmitter 2 also by guide pole 1 directly and executive module be connected.This is the accuracy measured to increase phase interface, and install a guide pole 1 be connected with transmitter feeler lever 4, guide pole 1 connects pneumatic or electronic executive module, can realize moving up and down.Moved by feeler lever, the force value of diverse location can be recorded, if the distance of the changing value of force value and movement is directly proportional, so just show that current moving section is same point of dielectric layer, otherwise other one deck is arrived in explanation.
As shown in Figure 3, the signal of detection as shown in Figure 4 for the structure of signal processing component.During actual measurement, electric pressure signal (measuring point 1, the measuring point 2 high according to the not coordination that detecting portion transmission is next ... measuring point n), detect pressure (p1, p2 of obtaining different measuring points ... pn), calculate the pressure differential deltap p of adjacent diaphragms pressure-measuring-point further, distance h between adjacent diaphragms pressure-measuring-point is known, can calculate the density p between measuring point according to formula ρ=Δ p/gh.The ρ value of more different consecutive point, if ρ is steady state value, so can judge that medium that diaphragm contacts is as homogeneous phase, or in same medium, if ρ is not steady state value, have multiple value, then can judge that the medium that diaphragm contacts is heterogeneous, have multiple phase interface.Signal processing is except completing the calculating relatively of above-mentioned discrepancy signal, complicated judgement and logical calculated can also be completed, executable simulating signal is exported to topworks, such as: the comparison of setting value and measured value, arranging of the ratio of topworks, integration and differentiation regulating parameter.
The signal that execution architecture detecting portion detects is delivered to signal processing, after signal transacting, form executable analog signals and be delivered to topworks's execution, topworks is including, but not limited to variable valve, feed bin switches etc., can according to density and delamination when physical device carries out multi-phase separation, by governor valve control inlet feed flow, and the load of each mouthful on equipment, or the position exchanging discharging opening ensures the efficient separation of multi-phase material.
Embodiment 2
The separation (separation of Methanol-benzene project) of solution-air-liquid phase
Blending agent comprises: gaseous state lighter hydrocarbons, liquid aromatic hydrocarbons and water
Separation equipment: horizontal separating tank
On-stream pressure and temperature: 0.45MPag, 40 DEG C;
Separated product: the hydrocarbon mixture of gaseous state lighter hydrocarbons, carbon less than 5 and explained hereafter water
Function course describes: mixed material enters from bottom, and the blending agent that the change due to feed pipe exit direction of motion enters obtains primary separation.The gas separated is discharged from container top exit after the gas space and demister are separated again.The liquid separated is divided into profit two-layer at container bottom, discharges via the different mouths of pipe.
Now insert the multipoint pressure transmitter at the bottom of tank, the pressure p n of each point obtained is delivered to computing machine, is calculated the height of phase interface by Computer.Each pressure measurement diaphragm spacing h, according to following formula:
Δpn＝pn-pn-1＝ρngnh-ρn-1g(n-1)h
Δpn-1＝pn-1-pn-2＝ρn-1g(n-1)h-ρn-2g(n-2)h
As Δ pn=Δ pn-1, then show these two measuring points be in same mutually in, according to ρ n=ρ n-1, calculate the density of this phase.
As Δ pn ≠ Δ pn-1=Δ pn-2, then show that these two measuring points are in phase interface both sides, calculate the position of phase interface.
In order to ensure separating effect, single material can be stable separate, according to the multiple mouth of pipe of operation operating condition design on equipment, switch valve is equipped with at orifice outlet place, and interlock with pressure unit, the position of discharging can be controlled like this according to the phase interface height detected, and then avoid blending agent to enter downstream unit.
Embodiment 3
The separation of the liquid-liquid phase separation of profit (in sewerage and the liquefaction system)
Blending agent comprises: the oil water mixture that methyl alcohol liquefaction produces in producing
Separation equipment: vertical separating tank
On-stream pressure and temperature: 0.2MPag, 40 DEG C;
Be separated object: recycle
Function course describes: the sewage of oil-containing is before entering downstream processing units aborning, is usually introduced into a separating tank, the oil phase in recycle-water.In order to make oil phase not enter into aqueous phase, needing the position of more accurately measuring liquid level, obtaining containing few production water.
By the data that multipoint pressure transmitter is measured, deliver to computing machine, drawn the position at interface by above-mentioned formulae discovery.Oil and the water out mouth of pipe are equipped with switch valve, interlock with multipoint pressure transmitter.When interface requires point at minimum liquid level, close flowing water Valve; When interface reaches oil export, close fuel-displaced valve, thus ensure that water-oil phase does not enter mutually.
Embodiment 4
The control (Polymer Industry, stirred autoclave) that polyphosphazene polymer is right
Separation equipment: stirred autoclave
On-stream pressure and temperature: 0.9MPag, 150 DEG C;
Product: polymer resin product
Function course describes: the raw material of water and this product of production is sent in stirred reactor successively, reactor is under the heat effect of steam or hot water after stirring reaction certain hour, insert the multipoint pressure transmitter at the bottom of tank, the pressure of each point obtained is delivered to computing machine, is calculated the density of each point by Computer.
Multipoint pressure transmitter and gate out switch valve are interlocked, if the equal density of each point calculated, and meet product requirement, then open chuck recirculated water or chilled water, and product is sent to tank field by the valve opening conveying certified products.If instead reaction effect or mixing effect bad, measure come density do not reach requirement, then open valve and unacceptable product sent to further synthetic reaction device.
Claims (6)
1. an efficient heterogeneous pick-up unit, is characterized in that, this pick-up unit comprises:
Detection components: be made up of multipoint pressure transmitter, according to separation accuracy and each phase fluid flow and liquid level, detects each phase fluid pressure;
Signal processing component: receive the electric signal that the power of detection components detection formation is different, the force value of record relevant position, exports executable analog signals;
Executive module: include but not limited to variable valve, feed bin switch, receive executable analog signals and control aperture, regulates the mass flow of charging aperture and discharging opening.
2. the efficient heterogeneous pick-up unit of one according to claim 1, is characterized in that, described multipoint pressure transmitter is made up of membrane for pressure measurement, kapillary, transmitter feeler lever, transmitter,
The electronic pressare-measuring parts of described kapillary two ends Bonding pressure measuring diaphragm and pressure unit are respectively connected, transmission of pressure measuring diaphragm detects the pressure obtained, described transmitter feeler lever upper end is connected with transmitter, and between transmitter with detected device, the Packed joint flange of band is connected.
3. the efficient heterogeneous pick-up unit of one according to claim 2, it is characterized in that, described membrane for pressure measurement is fixedly connected on the different surfaces of transmitter feeler lever at certain intervals.
4. the efficient heterogeneous pick-up unit of one according to claim 2, it is characterized in that, described membrane for pressure measurement is movably connected on the different surfaces of transmitter feeler lever.
5. the efficient heterogeneous pick-up unit of the one according to any one of claim 2-4, it is characterized in that, described membrane for pressure measurement is connected by the electronic pressare-measuring parts of the kapillary with pressure unit that fill silicone oil, diaphragm produces miniature deformation under pressure, forms strong and weak different electric signal.
6. the efficient heterogeneous pick-up unit of one according to claim 2, is characterized in that, described transmitter also and executive module direct by guide pole is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486119.4U CN204883443U (en) | 2015-07-07 | 2015-07-07 | Heterogeneous detection device of efficient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486119.4U CN204883443U (en) | 2015-07-07 | 2015-07-07 | Heterogeneous detection device of efficient |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204883443U true CN204883443U (en) | 2015-12-16 |
Family
ID=54827799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520486119.4U Withdrawn - After Issue CN204883443U (en) | 2015-07-07 | 2015-07-07 | Heterogeneous detection device of efficient |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204883443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106325335A (en) * | 2015-07-07 | 2017-01-11 | 上海寰球工程有限公司 | High-efficiency multi-phase detection device |
-
2015
- 2015-07-07 CN CN201520486119.4U patent/CN204883443U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106325335A (en) * | 2015-07-07 | 2017-01-11 | 上海寰球工程有限公司 | High-efficiency multi-phase detection device |
| CN106325335B (en) * | 2015-07-07 | 2018-05-11 | 上海寰球工程有限公司 | A kind of efficient multiphase detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101187660B (en) | Double-slot type porous plate type mixed transportation metering device | |
| US7311001B2 (en) | Multiphase flow measurement apparatus and method | |
| EP2497556B1 (en) | Water removing device for extremly high water content three-phase flow | |
| US8087293B2 (en) | Oil-gas-water multi-phase flow adjusting apparatus and oil-gas-water multi-phase flow rate measuring apparatus and measuring method | |
| CN101720334B (en) | Method for on-line monitoring and control of polymerization processes and reactors to prevent discontinuity events | |
| CN205558891U (en) | Binary formula oil well three -phase automatic measurement ware | |
| Chirinos et al. | Liquid carry-over in gas-liquid cylindrical cyclone compact separators | |
| CN204782979U (en) | Small -size heterogeneous measurement integrated device | |
| CN105804720A (en) | Dual-body type oil-well three-phase automatic metering device | |
| CN101144732A (en) | Three-phase flow automatic measuring method and device for oil, gas and water | |
| CN204883443U (en) | Heterogeneous detection device of efficient | |
| CN106325335B (en) | A kind of efficient multiphase detection device | |
| CN100570327C (en) | Measure the support vector machine method that hydrocyclone Separation of Solid and Liquid overflow granularity distributes | |
| Zhou et al. | Separation characteristics in a novel gas–liquid vortex separator | |
| CN201408054Y (en) | Solid mass flowmeter calibration device and system containing the device | |
| CN202951420U (en) | Premixed material automatic batching device | |
| CN107620588A (en) | The more tube group type gas-liquid continuous separation devices of intelligence | |
| CN201210060Y (en) | Liquid-liquid two-phase stream measurement apparatus adopting main phase determinator | |
| CN203905925U (en) | High-pressure natural gas well mouth pilot production device | |
| CN106869903B (en) | Metering device | |
| JPS62238708A (en) | Automatic sorting system for plastic pellet | |
| CN113310719A (en) | Gas-liquid separation pry separation performance test system and experiment method thereof | |
| Li et al. | Optimization of Control Loops and Operating Parameters for Three-Phase Separators Used in Oilfield Central Processing Facilities. | |
| CN102753586A (en) | Process for the gas phase polymerisation of olefins | |
| CN111351552B (en) | Calibration device for oil gas metering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20180511 |
|
| AV01 | Patent right actively abandoned |