CN215493597U

CN215493597U - Quick accurate crude oil moisture content sensor device

Info

Publication number: CN215493597U
Application number: CN202121953424.1U
Authority: CN
Inventors: 查达建
Original assignee: Changzhou Yuetai Testing Technology Co ltd
Current assignee: Changzhou Yuetai Testing Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-01-11
Anticipated expiration: 2031-08-19

Abstract

The utility model relates to the technical field of sensors, in particular to a rapid and precise crude oil water content sensor device which comprises a container, wherein the container is divided into a first chamber and a second chamber by a partition plate; a second micro differential pressure sensor is arranged at the upper part of the partition plate, a temperature sensor is arranged in the middle of the partition plate, a first micro differential pressure sensor is arranged at the lower part of the partition plate, and an ultrasonic generator is arranged at the bottom of the partition plate; heating elements are arranged on the inner walls of the left side and the right side of the container, the lower ends of the heating elements are supported by a support, a circuit board is arranged at the bottom of the container, and the circuit board is connected with an ultrasonic generator, a first micro differential pressure sensor, a temperature sensor and a second micro differential pressure sensor; the heating element is connected with a temperature sensor. The utility model has the advantages that the problems of low-temperature solidification of oil and the like are solved through the heating element, the water content of the crude oil can be stabilized through ultrasonic convenient stirring, the result obtained by comparison can be accurately corrected through the micro differential pressure sensor, and the numerical value is accurate.

Description

Quick accurate crude oil moisture content sensor device

Technical Field

The utility model relates to the technical field of sensors, in particular to a quick and precise crude oil water content sensor device.

Background

With the rapid development of social economy, the demand of various industries for petroleum energy is increased year by year. However, the geographical environment of China is relatively complex and the oil storage capacity is small, and most of the dominant old wells enter a stage of high water content and even ultra-high water content after being mined for decades, so that the output liquid in the oil well contains a large amount of water. The incompatibility of crude oil and water in produced liquid causes the water-containing crude oil to exist in an oil pipeline in the form of emulsion, which brings great challenges to the measurement of the water content of the crude oil, so the measurement of the water content of the crude oil is always a difficult point and a hot point in the petrochemical industry.

At present, in oil fields, analysis and detection of the water content of oil produced by oil wells mainly include a densimeter method, a gamma ray method, a capacitance method, a short wave method, a radio frequency method and the like except a manual test method, and the online detection methods mainly include a densimeter method, a gamma ray method, a capacitance method, a short wave method, a radio frequency method and the like, but the crude oil water content sensor devices on the market are difficult to accurately and quickly obtain results when exposed to external conditions such as temperature and the like, and the devices are difficult to clean after measurement is finished.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the existing crude oil water content sensor, the utility model provides a rapid and precise crude oil water content sensor device.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a rapid and precise crude oil water content sensor device is characterized by comprising a container, wherein the container is divided into a first chamber and a second chamber through a partition plate; a second micro differential pressure sensor is arranged at the upper part of the partition plate, a temperature sensor is arranged in the middle of the partition plate, a first micro differential pressure sensor is arranged at the lower part of the partition plate, and an ultrasonic generator is arranged at the bottom of the partition plate; heating elements are arranged on the inner walls of the left side and the right side of the container, the lower ends of the heating elements are supported by a support, a circuit board is arranged at the bottom of the container, and the circuit board is connected with an ultrasonic generator, a first micro differential pressure sensor, a temperature sensor and a second micro differential pressure sensor; the heating element is connected with a temperature sensor.

According to another embodiment of the present invention, the liquid inlet is installed at the upper end of the first chamber, the liquid inlet is installed at the upper end of the second chamber, and the liquid outlet is installed at the lower end of the second chamber.

According to another embodiment of the utility model, the two measuring ports of the ultrasonic generator, the first micro differential pressure sensor, the temperature sensor and the second micro differential pressure sensor are respectively communicated with the first chamber and the second chamber.

According to another embodiment of the utility model, the circuit board comprises a power supply module, a microprocessor and a display module, the power supply module is connected with an ultrasonic generator, a first micro differential pressure sensor, a temperature sensor and a second micro differential pressure sensor, the first micro differential pressure sensor, the temperature sensor and the second micro differential pressure sensor are connected with the microprocessor, and the microprocessor is connected with the display module.

The utility model has the advantages that the problems of low-temperature solidification of oil and the like are solved through the heating element, the water content of the crude oil can be stabilized through ultrasonic convenient stirring, the result obtained by comparison can be accurately corrected through the micro differential pressure sensor, and the numerical value is accurate.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a front view of the present invention;

FIG. 2 is a block diagram of a circuit board;

in the figure, 1, a liquid inlet I, 2, a container, 2-1, a cavity I, 2-1, a cavity II, 3, a partition plate, 4, a liquid inlet II, 5, a heating element, 6, a liquid outlet, 7, a support, 8, an ultrasonic generator, 9, a micro differential pressure sensor I, 10, a temperature sensor, 11, a micro differential pressure sensor II, 12, a circuit board, 12-1, a power supply module, 12-2, a microprocessor, 13 and a display are arranged.

Detailed Description

Fig. 1 to 2 are schematic structural diagrams of the present invention: a quick and precise crude oil water content sensor device is characterized by comprising a container 2, wherein the container 2 is divided into a first chamber 2-1 and a second chamber 2-2 by a partition plate 3; a second micro differential pressure sensor 11 is arranged at the upper part of the partition plate 3, a temperature sensor 10 is arranged at the middle part of the partition plate, a first micro differential pressure sensor 9 is arranged at the lower part of the partition plate, and an ultrasonic generator 8 is arranged at the bottom of the partition plate; heating elements 5 are arranged on the inner walls of the left side and the right side of the container 2, the lower ends of the heating elements are supported by a support 7, a circuit board 12 is arranged at the bottom of the container, and the circuit board 12 is connected with an ultrasonic generator 8, a first micro differential pressure sensor 9, a temperature sensor 10 and a second micro differential pressure sensor 11; the heating element 5 is connected with a temperature sensor 10.

According to another embodiment of the present invention, the liquid inlet 1 is installed at the upper end of the first chamber 2-1, the liquid inlet 4 is installed at the upper end of the second chamber 2-2, and the liquid outlet 6 is installed at the lower end.

According to another embodiment of the present invention, it further comprises that the two measurement ports of the ultrasonic generator 8, the first micro differential pressure sensor 9, the temperature sensor 10 and the second micro differential pressure sensor 11 are respectively communicated with the first chamber 2-1 and the second chamber 2-2.

According to another embodiment of the utility model, the circuit board 12 comprises a power module 12-1, a microprocessor 12-2 and a display module 12-3, the power module 12-1 is connected with the ultrasonic generator 8, the first micro differential pressure sensor 9, the temperature sensor 10 and the second micro differential pressure sensor 11 are connected with the microprocessor 12-2, and the microprocessor 12-2 is connected with the display module 12-3.

In particular, the heating element 5 can be used in the case of oil temperature that is too low, in the presence of water-in-oil or oil-in-water,

when the water content can not be accurately measured, the crude oil is heated by the heating element, so that the heated crude oil has better fluidity and is convenient to measure; the ultrasonic generator 8 can stir the crude oil and can also stir the cleaning agent to dissolve the crude oil in the cleaning agent so as to conveniently clean the container 1; the micro differential pressure sensor I9 is used for monitoring the liquid level position of injected crude oil and comparing the crude oil with the liquid level of graduation; the temperature sensor 10 is used for detecting the crude oil temperature; the second micro-differential pressure sensor 11 is mainly used for measuring the pressure difference of the two chambers in the container 1 and then calculating the water content of the crude oil by utilizing the pressure difference and the density of the contrast liquid; the power supply module 12-1 provides different alternating currents or direct currents according to requirements; the microprocessor 12-2 is used for mobile phone data and analyzing the data; the display 13 facilitates the display of the results obtained.

The specific operation process comprises the steps that a valve of a liquid inlet 1 is opened, contrast liquid is put into a container I2, crude oil enters a container II 3 through a liquid inlet II 4, after the liquid level measured by a micro differential pressure sensor II 11 is continuously increased and stabilized, a temperature sensor 10 firstly measures the oil temperature, when the oil temperature is lower than 20 ℃, the crude oil is heated through a heating element 5, an ultrasonic generator 8 starts to work immediately to stir the crude oil, when the micro differential pressure sensor II 11 detects that the liquid level of the container II 3 reaches a set liquid level value, the numerical value of the micro differential pressure sensor I9 is collected and transmitted to a microprocessor 12-2, finally the water content of the crude oil is calculated according to a pressure and density formula, and is transmitted to a display 12-3 to display the numerical value. Then the liquid outlet 6 is opened to discharge the crude oil. And finally opening the second liquid inlet 4, adding a crude oil cleaning agent in proportion to water, opening the ultrasonic generator 8 for stirring, and cleaning the second container 3.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. A rapid and precise crude oil water content sensor device is characterized by comprising a container (2), wherein the container (2) is divided into a first chamber (2-1) and a second chamber (2-2) through a partition plate (3); a second micro differential pressure sensor (11) is arranged at the upper part of the partition plate (3), a temperature sensor (10) is arranged at the middle part of the partition plate, a first micro differential pressure sensor (9) is arranged at the lower part of the partition plate, and an ultrasonic generator (8) is arranged at the bottom of the partition plate; heating elements (5) are mounted on the inner walls of the left side and the right side of the container (2), the lower ends of the heating elements are supported by a support (7), a circuit board (12) is mounted at the bottom of the container, and the circuit board (12) is connected with an ultrasonic generator (8), a first micro differential pressure sensor (9), a temperature sensor (10) and a second micro differential pressure sensor (11); the heating element (5) is connected with a temperature sensor (10).

2. The rapid and precise sensor device for the water content of crude oil as claimed in claim 1, wherein the upper end of the first chamber (2-1) is provided with a first liquid inlet (1), the upper end of the second chamber (2-2) is provided with a second liquid inlet (4), and the lower end is provided with a liquid outlet (6).

3. The rapid and precise crude oil water content sensor device according to claim 1, wherein two measuring ports of the ultrasonic generator (8), the first micro differential pressure sensor (9), the temperature sensor (10) and the second micro differential pressure sensor (11) are respectively communicated with the first chamber (2-1) and the second chamber (2-2).

4. The rapid and precise crude oil water content sensor device according to claim 1, wherein the circuit board (12) comprises a power module (12-1), a microprocessor (12-2) and a display module (12-3), the power module (12-1) is connected with an ultrasonic generator (8), a first micro differential pressure sensor (9), a temperature sensor (10) and a second micro differential pressure sensor (11), the first micro differential pressure sensor (9), the temperature sensor (10) and the second micro differential pressure sensor (11) are connected with the microprocessor (12-2), and the microprocessor (12-2) is connected with the display module (12-3).