CN102728105A - Wireless-sensing photoelectric-type automatic separation device for oil-water discharge - Google Patents
Wireless-sensing photoelectric-type automatic separation device for oil-water discharge Download PDFInfo
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- CN102728105A CN102728105A CN2012102505641A CN201210250564A CN102728105A CN 102728105 A CN102728105 A CN 102728105A CN 2012102505641 A CN2012102505641 A CN 2012102505641A CN 201210250564 A CN201210250564 A CN 201210250564A CN 102728105 A CN102728105 A CN 102728105A
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Abstract
The invention relates to a wireless-sensing photoelectric-type automatic separation device for oil-water discharge. The wireless-sensing photoelectric-type automatic separation device comprises a separation valve used for oil-water discharge, at least one group of photoelectric sensors, a signal processing and operating module and a valve opening-closing controller, wherein the separation valve is installed at the outlet of an oil storage tank or at the outlets of other oil-water discharge devices; the photoelectric sensors are installed at the inlet end of the separation valve; the photoelectric sensor comprises an infrared light source and a photoelectric detection apparatus for receiving the infrared ray emitted by the infrared light source; the photoelectric detection apparatus transmits an output signal to the signal processing and operating module; the signal processing and operating module processes and operates the signal and then sends a control command to the valve; the valve can be automatically opened and closed according to a set threshold; and a wireless module realizes monitoring on the oil storage amount according to the opening time and the closing time of the valve. The automatic separation device has the advantages of being simple in structure, high in accuracy, and low in cost.
Description
Technical field
The present invention relates to a kind of storage tank oil-water discharge automatic separating apparatus, it belongs to a kind of wireless sensing photo-electric oil-water discharge separator.
Background technology
In some industries, particularly petrochemical enterprise, usually to discharge oil effectively or remove the moisture in the oil product with certain methods, this device is called oil water separator.After containing the oil product entering oil water separator of moisture, because oil is different with the density of water, through sedimentation, water drops to the bottom, and oil forms oil-water interfaces on top.Manufacturing technique requirent judges timely and accurately whether oil-water interfaces reach the high position that technology limits, and reach this high position and should in time open the valve draining, when oil-water interfaces reach the low level of technology qualification, should in time close valve and stop draining.This is the key point of oil water separator in production technology is used.
Confirm the profit amount in the oil tank, the more of usefulness is the oil-water interfaces of confirming in the oil tank at present, thereby confirms the profit amount in the oil tank, main following several method:
(1) frequency that records different medium through continuous sweep is confirmed oil-water interfaces;
(2) on oil dipstick, coat formation testing cream or adopt test paper to confirm oil-water interfaces;
(3) confirm oil-water interfaces through the resistance of measuring different medium;
Undeniable, confirm that in order to last method the profit amount has certain accuracy in the oil tank.But there is a tangible problem in they, Here it is they all based on tangible oil-water interfaces are arranged in the oil tank, do not mix mutually between the profit, do not have water to oil area.In fact, more than imagination is Utopian, and water to oil area is not only arranged in the oil tank; Sometimes water to oil area is also very long, though above method has been confirmed oil-water interfaces, in the water to oil area; Oil and the shared percentage composition of water all can't be confirmed, thereby can't accurately calculate the true profit amount in the oil tank.
Summary of the invention
The technical problem that the present invention will solve is: overcome the deficiency in the prior art, a kind of wireless sensing photo-electric oil-water discharge automatic separating apparatus is provided, make that oily-water seperating equipment is simple in structure, the degree of accuracy is high, cost is low.
The technical solution adopted for the present invention to solve the technical problems is: a kind of wireless sensing photo-electric oil-water discharge automatic separating apparatus comprises the separation valve that is used for oil-water discharge, at least one group of photoelectric sensor, signal processing operations module and valve switch controller; Separate the outlet that valve is installed in oil storage tank or other oil-water discharge devices; Photoelectric sensor is installed in the arrival end that separates valve; Described photoelectric sensor comprises infrared light supply and receives the ultrared photoelectricity testing part that infrared light supply sends; Photoelectricity testing part transfers to signal processing operations module with the signal that receives; Signal processing operations module is sent control command to the valve switch controller after with the signal processing operations, and the valve switch controller separates the valve automatic open close according to the threshold values control of setting.
Described wireless sensing photo-electric oil-water discharge automatic separating apparatus also has wireless communication module, and described wireless communication module is connected with the valve switch controller signals of one or more oil storage tanks or other oil-water discharge devices through network.
Be the protection photoelectric sensor, the relative liquid sealing of described infrared light supply and photoelectricity testing part is provided with.
Described infrared light supply is a Light-Emitting Diode, and photoelectricity testing part is photo resistance or photodiode.Photo resistance has been compared following characteristics with other semiconductor photoelectric device: spectral response range is quite wide.According to the difference of photoconductive material, spectral response can expand to far infrared from ultraviolet light, visible light, near-infrared, especially ruddiness and infra-red radiation is had higher responsiveness; Operating current is big, can reach several milliamperes; The strong wide ranges of institute's photometry.Both can survey high light and also can survey the low light level; Highly sensitive, gain of photoconductivity is greater than 1; Biased electrical is forced down, and nonpolarity branch is easy to use.
For getting average value measured, improve certainty of measurement, the arrival end of said separation valve is installed two groups of photoelectric sensors.
Described signal processing operations module adopts single-chip microcomputer.
The invention has the beneficial effects as follows:
(1) this separation method is an incompatibility of utilizing oil and water density difference and oil and water, under static or mobility status, realizes the separation of profit, need not additionaling power, does not consume medicament, non-secondary pollution.This separator manufacturing cost and operating cost is low, easy maintenance, very economical.
(2) adopt electro-optical pickoff as measuring induction element, measuring method has characteristics such as the response time is fast, real-time, simple in structure, and the photo electric sensitive element volume is very little, can be in the millimeter magnitude, and less to the flow rate effect of oil extraction.
(3) be the basis with the wireless sensing, can monitor in the multiple spot many places, make oil water separation process more accurate, communication makes transfer of data more reliable, simple.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified;
Fig. 1 is an oil-water automatic separating device structural representation of the present invention;
Fig. 2 is a s.t.o water distribution sketch map;
Fig. 3 detects block diagram for first embodiment of the present invention system;
Fig. 4 is oil storage tank discharge capacity monitoring sketch map.
Among the figure: 1. separate valve, 2. oil water mixture, 3. infrared light supply, 4. photoelectricity testing part, 5. signal processing operations module; 6. wireless communication module, 7. valve switch controller, 8. storage tank inlet, 9. oil reservoir; 10. oil-water-layer, 11. water layers, 12. outlets, 13. Surveillance center.
The specific embodiment
Combine accompanying drawing that the present invention is done further detailed explanation now.These accompanying drawings are the sketch map of simplification, basic structure of the present invention only is described in a schematic way, so it only show the formation relevant with the present invention.
Fig. 1-2 is first embodiment of the present invention, and wireless sensing photo-electric oil-water discharge automatic separating apparatus is installed in the outlet 12 of Fig. 1, replaces common outlet valve.In order to get the mean value of measurement; Improve certainty of measurement; Arrival end separating valve 1 is equipped with two groups of photoelectric sensors as required; Photoelectric sensor comprises the ultrared photoelectricity testing part 4 that infrared light supply 3 and reception infrared light supply 3 send, and infrared light supply 3 is a Light-Emitting Diode, and photoelectricity testing part 4 is photo resistance or photodiode.When oil water mixture 2 passes through photoelectric sensor, have according to Lambert-Beer's law:
Wherein, I
0Be the incident light intensity, I is a transmitted intensity, and K is an absorptivity, and c is the concentration of solution, and b is the thickness of liquid layer.
For the incident light of same substance and certain wavelength, absorptivity K is a constant.Liquid layer thickness is the distance of infrared light supply 3 to photoelectricity testing part 4.Obviously, the transmitted intensity I that photoelectricity testing part 4 receives weakens with water layer 11, oil-water-layer 10 and oil reservoir 9 successively, is reflected on the output signal quantity to reducing gradually.The output signal of photoelectricity testing part 4 passes to signal processing operations module 5; The kernel control chip of signal processing operations module 5 adopts single-chip microcomputer to get final product; Signal to photoelectricity testing part 4 outputs amplifies, filtering; Average etc. handle after, send control command to valve switch controller 7, make valve switch controller 7 automatic shutters according to preset threshold.Its expression formula is following:
In the following formula, C (t) is a valve control signal, and when sensor was exported y (t) more than or equal to thresholding T, C (t) was " 1 ", valve open; Otherwise C (t) is " 0 ", valve closing.The T value choose with input light intensity, infrared light supply 3 and photoelectricity testing part 4 between the factors such as multiplication factor of distance, signal processing operations module 5 relevant.
Fig. 3 is that the system of embodiment one detects block diagram.Photoelectric sensor is used for to the profit component monitoring; It mainly contains infrared light supply 3 and sends incident light through oil water mixture 2, and photoelectricity testing part 4 receives signals, and signal is passed to signal processing operations module 5; 5 pairs of signal processing operations modules record signal and do filtering, amplification; Processing such as average is sent control command to valve switch controller 7 according to the data after handling then, separates the keying of valves 1 through 7 controls of valve switch controller.
Fig. 4 is a second embodiment of the invention.Wireless communication module 6 is connected with valve switch controller 7 signals of one or more oil storage tanks or other oil-water discharge devices through network.The kernel control chip of wireless communication module 6 is CC1110; This chip is integrated standard enhanced 8051 with radio transmitting and receiving chip CC1100; Wireless communication module 6 has certain data processing capability and radio communication function, the wireless communication solution SimpliciTI agreement that wireless communication protocol adopts TI company to release based on ZigBee, and this agreement has automatic network-building; Low-power consumption, the resource occupation of reduction microcontroller.Under this agreement effect, J1, J2 among the figure ... Jn forms star-network automatically, and the aggregation node in the middle of the information of monitoring is passed to passes to Surveillance center 13 through serial ports again.
So continuous cycle detection is constantly carried out the oil-water discharge mask work, realizes the monitoring to the oil storage tank oil reserve.
With above-mentioned foundation desirable embodiment of the present invention is enlightenment, and through above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.The technical scope of this invention is not limited to the content on the specification, must confirm its technical scope according to the claim scope.
Claims (6)
1. a wireless sensing photo-electric oil-water discharge automatic separating apparatus is characterized in that: comprise the separation valve (1) that is used for oil-water discharge, at least one group of photoelectric sensor, signal processing operations module (5) and valve switch controller (7);
Separate the outlet (12) that valve (1) is installed in oil storage tank or other oil-water discharge devices; Photoelectric sensor is installed in the arrival end that separates valve (1); Described photoelectric sensor comprises infrared light supply (3) and receives the ultrared photoelectricity testing part (4) that infrared light supply (3) sends; Photoelectricity testing part (4) transfers to signal processing operations module (5) with the signal that receives; Signal processing operations module (5) is sent control command to valve switch controller (7) after with the signal processing operations, and valve switch controller (7) separates valve (1) according to the threshold values control of setting and opens and closes.
2. wireless sensing photo-electric oil-water discharge automatic separating apparatus according to claim 1; It is characterized in that: also have wireless communication module (6), described wireless communication module (6) is connected with valve switch controller (7) signal of one or more oil storage tanks or other oil-water discharge devices through network.
3. wireless sensing photo-electric oil-water discharge automatic separating apparatus according to claim 1 and 2 is characterized in that: described infrared light supply (3) and photoelectricity testing part (4) liquid sealing relatively are provided with.
4. wireless sensing photo-electric oil-water discharge automatic separating apparatus according to claim 1, it is characterized in that: described infrared light supply (3) is a Light-Emitting Diode, and photoelectricity testing part (4) is photo resistance or photodiode.
5. wireless sensing photo-electric oil-water discharge automatic separating apparatus according to claim 1 and 2, it is characterized in that: the arrival end of said separation valve (1) is installed two groups of photoelectric sensors.
6. wireless sensing photo-electric oil-water discharge automatic separating apparatus according to claim 1 is characterized in that: described signal processing operations module (5) adopts single-chip microcomputer.
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| CN201210250564.1A CN102728105B (en) | 2012-07-19 | 2012-07-19 | Wireless-sensing photoelectric-type automatic separation device for oil-water discharge |
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| CN201210250564.1A CN102728105B (en) | 2012-07-19 | 2012-07-19 | Wireless-sensing photoelectric-type automatic separation device for oil-water discharge |
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| CN102728105B CN102728105B (en) | 2014-12-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197450A (en) * | 2015-10-19 | 2015-12-30 | 长江大学 | Water cutting device for oil storage tanks |
| CN107930186A (en) * | 2017-12-28 | 2018-04-20 | 长阳清江鹏搏开发有限公司 | A kind of enzymolysis liquid ON-LINE SEPARATION device |
| CN108060915A (en) * | 2016-11-08 | 2018-05-22 | 安东柏林石油科技（北京）有限公司 | The completion structure of decreasing water cut and increasing oil ability can be improved |
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| JPH0686902A (en) * | 1992-09-09 | 1994-03-29 | Mitsubishi Heavy Ind Ltd | Automatic oil-discharging apparatus |
| JP2001025604A (en) * | 1999-07-15 | 2001-01-30 | Tlv Co Ltd | Oil-water separation apparatus |
| CN2711158Y (en) * | 2004-05-12 | 2005-07-20 | 天津化工研究设计院 | Device for remote controlling industrial circulation cooling water |
| CN201470158U (en) * | 2009-09-09 | 2010-05-19 | 盐城中机工业自动化工程有限公司 | Oil-water automatic separator |
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2012
- 2012-07-19 CN CN201210250564.1A patent/CN102728105B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0686902A (en) * | 1992-09-09 | 1994-03-29 | Mitsubishi Heavy Ind Ltd | Automatic oil-discharging apparatus |
| JP2001025604A (en) * | 1999-07-15 | 2001-01-30 | Tlv Co Ltd | Oil-water separation apparatus |
| CN2711158Y (en) * | 2004-05-12 | 2005-07-20 | 天津化工研究设计院 | Device for remote controlling industrial circulation cooling water |
| CN201470158U (en) * | 2009-09-09 | 2010-05-19 | 盐城中机工业自动化工程有限公司 | Oil-water automatic separator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197450A (en) * | 2015-10-19 | 2015-12-30 | 长江大学 | Water cutting device for oil storage tanks |
| CN105197450B (en) * | 2015-10-19 | 2017-12-01 | 长江大学 | Oil storage tank water cutting device |
| CN108060915A (en) * | 2016-11-08 | 2018-05-22 | 安东柏林石油科技（北京）有限公司 | The completion structure of decreasing water cut and increasing oil ability can be improved |
| CN108060915B (en) * | 2016-11-08 | 2024-03-12 | 安东柏林石油科技（北京）有限公司 | Completion structure capable of improving dewatering and oil increasing capacity |
| CN107930186A (en) * | 2017-12-28 | 2018-04-20 | 长阳清江鹏搏开发有限公司 | A kind of enzymolysis liquid ON-LINE SEPARATION device |
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| CN102728105B (en) | 2014-12-17 |
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Effective date of registration: 20201120 Address after: No. 159, Chengjiang Middle Road, Jiangyin City, Wuxi City, Jiangsu Province Patentee after: Jiangyin Intellectual Property Operation Co., Ltd Address before: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1 Patentee before: CHANGZHOU University |