CN217688947U - Automatic erasing type crude oil water content static analysis device - Google Patents
Automatic erasing type crude oil water content static analysis device Download PDFInfo
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- CN217688947U CN217688947U CN202220911464.8U CN202220911464U CN217688947U CN 217688947 U CN217688947 U CN 217688947U CN 202220911464 U CN202220911464 U CN 202220911464U CN 217688947 U CN217688947 U CN 217688947U
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Abstract
The utility model discloses an automatic erase formula crude oil moisture content static analysis device, including the single well pipeline that is used for conveying crude oil, be equipped with the gate valve on the single well pipeline and be connected with the bypass pipeline section, two ports of bypass pipeline section are connected respectively on the single well pipeline of gate valve both sides, be equipped with the motorised valve on the bypass pipeline section and be connected with the measurement tube section through feed liquor tee bend and feed liquor check valve in the entry one end of motorised valve, install the automatic water content analysis appearance of erase formula crude oil on the measurement tube section, the automatic measuring probe who erases the water content analysis appearance of formula crude oil inserts in the measurement tube section, be used for static measurement crude oil moisture content. The device can realize carrying out static measurement to the crude oil moisture content that gets into in the measurement pipeline section, can realize reciprocating to clean the probe through the moisture analyzer of automatic erasing formula crude oil in the measurement process, can avoid the wax deposit scale deposit on probe surface to ensure that the moisture content is measured accurately, structural control is simple, and is small, with low costs.
Description
Technical Field
The utility model belongs to the static analysis field of crude oil moisture content, in particular to automatic erase formula crude oil moisture content static analysis device.
Background
At present, when the water content in an oil sample is analyzed by sampling, testing and analyzing in the petroleum and petrochemical industry, a distillation method, a centrifugal method and an electric stripping method are still adopted, and the manual sampling, testing and analyzing methods have the problems that secondary sampling errors are large, whether the analysis result is accurate or not cannot be directly observed and the like. The chinese utility model patent with publication number CN204613144U discloses an online measuring device for crude oil moisture content, which realizes online sampling and static non-real-time measurement, although the problem of secondary sampling is solved, the following problems still exist through practice discovery: 1. by adopting a multi-section capacitance type measuring probe, the surface is easy to wax and scale, so that the measuring error is large and can reach plus or minus 5 percent; 2. the structure is complicated, the logic control is complicated, the volume is large, and the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a measure accurately, control simple automatic erasing formula crude oil moisture content static analysis device is provided.
The technical scheme of the utility model as follows:
an automatic erasing type crude oil water content static analysis device comprises a single well pipeline for conveying crude oil, and is characterized in that: the single-well pipeline is provided with a gate valve and is connected with a bypass pipe section, two ports of the bypass pipe section are respectively connected to the single-well pipelines on two sides of the gate valve, the bypass pipe section is provided with an electric valve, one end of an inlet of the electric valve is connected with a measurement pipe section through a liquid inlet tee joint and a liquid inlet check valve, the measurement pipe section is provided with an automatic erasing type crude oil water content analyzer, and a measurement probe of the automatic erasing type crude oil water content analyzer is inserted into the measurement pipe section and is used for statically measuring the crude oil water content.
More preferably, the opening pressure of the liquid inlet check valve is 0.3MPa.
Preferably, the measuring pipe section is provided with an overflow port at an upper portion thereof, and is connected to an outlet end of the electric valve of the bypass pipe section through an overflow line, so as to prevent the oil pressure in the measuring pipe section from being too high.
Preferably, the overflow pipeline is provided with a liquid outlet check valve for preventing the oil liquid from flowing back.
Preferably, a liquid inlet gate valve and a liquid outlet gate valve are respectively arranged on the bypass pipe section near the two ports of the bypass pipe section and used for controlling the on-off of the bypass pipe section.
As a further preference, a heating tape is wound around the outer periphery of the measuring pipe section for heating the crude oil entering the measuring pipe section.
Preferably, a sampling line is connected to one side of the measurement pipe section, and a sampling valve is provided in the sampling line to perform sampling.
The utility model has the advantages that:
because be equipped with the gate valve and be connected with the bypass pipeline section on the single well pipeline, be equipped with the motorised valve on the bypass pipeline section and be connected with the measurement pipeline section through feed liquor tee bend and feed liquor check valve in the entry one end of motorised valve, close through the control motorised valve alright make the fluid that gets into in the bypass pipeline section open the feed liquor check valve and get into in the measurement pipeline section, and open through the control motorised valve alright utilize the automatic erasing formula crude oil moisture analyzer of installing on the measurement pipeline section to realize carrying out static measurement to the crude oil moisture content that gets into in the measurement pipeline section, can realize reciprocating wiping the probe through automatic erasing formula crude oil moisture analyzer in the measurement process, can avoid probe surface wax deposition scale deposit, thereby ensure moisture content measurement accuracy, and simple structure control, small, and low cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the system comprises a single-well pipeline 1, a bypass pipe section 2, a manual liquid inlet gate valve 3, a liquid inlet tee joint 4, a liquid inlet pipeline 5, a liquid inlet check valve 6, a sampling pipeline 7, a measuring pipe section 8, an automatic erasing type crude oil water content analyzer 9, an overflow pipeline 10, a controller 11, a liquid outlet check valve 12, an electric valve 13, a heating belt 14, a manual liquid outlet gate valve 15 and a manual gate valve 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model relates to an automatic erasing formula crude oil moisture content static analysis device, including the single well pipeline 1 that is used for conveying crude oil, install manual gate valve 16 and be connected with U type bypass pipeline section 2 through flange and bolt on single well pipeline 1, two ports of bypass pipeline section 2 weld respectively and communicate on the single well pipeline 1 of manual gate valve 16 both sides, install motorised valve 13 and weld at the entry one end of motorised valve 13 and have feed liquor tee 4 at the middle part of bypass pipeline section 2 through the flange, connect gradually feed liquor check valve 6 and measurement pipeline section 8 through feed liquor pipeline 5 and flange in the upper port department of feed liquor tee 4, install the hydrous analysis appearance 9 of automatic erasing formula crude oil through flange and bolt in measurement pipeline section 8 upper end, this aqueous analysis appearance 9 of automatic erasing formula crude oil is current equipment, like the disclosed pipeline section formula automatic erasing water content analysis appearance of CN101285819A, make its measuring probe insert in measuring pipeline section 8, be used for static measurement crude oil moisture content.
The opening pressure of the liquid inlet check valve 6 is 0.3MPa, so that the oil liquid entering the bypass pipe section 2 after the electric valve 13 is opened cannot open the liquid inlet check valve 6 and returns to the single well pipeline 1 through the electric valve 13, and the oil liquid entering the measuring pipe section 8 is relatively static.
An overflow port is arranged on the pipe wall on one side of the upper part of the measuring pipe section 8, an overflow pipeline 10 is welded on the pipe wall, and the other end of the overflow pipeline 10 is welded with one end of an outlet of the electric valve 13 on the bypass pipe section 2, so that the oil pressure in the measuring pipe section 8 is prevented from being too high. And a liquid outlet one-way valve 12 is arranged on the overflow pipeline 10 through a flange and used for preventing oil liquid from flowing back.
And a manual liquid inlet gate valve 3 and a manual liquid outlet gate valve 15 are respectively arranged on the bypass pipe section 2 close to two ports of the bypass pipe section through flanges and bolts and used for controlling the on-off of the bypass pipe section 2.
The outer edge of the measuring pipe section 8 is wound with a heating belt 14 for heating crude oil entering the measuring pipe section 8 and preventing the crude oil in the measuring pipe section 8 from solidifying. The welding has sample pipeline 7 in 8 lower part one sides of measuring tube section, installs the sample valve on the sample pipeline for realize taking a sample.
The electric valve 13 and the heating belt 14 are respectively electrically connected with the controller 11, and are used for controlling the working states of the electric valve 13 and the heating belt 14 through the controller 11, and the controller is controlled by an Atmega128A singlechip.
During detection, the manual gate valve 16 is closed, oil in the single well pipeline 1 enters the bypass pipe section 2, the electric valve 13 is closed through the controller, the oil enters the liquid inlet check valve 6 and enters the measuring pipe section 8, after the electric valve 13 is closed for 2 minutes, the measuring pipe section 8 is filled with the oil, redundant oil returns to the bypass pipe section 2 through the overflow pipeline 10, the electric valve 13 is opened through the controller at the moment, the oil directly returns to the single well pipeline 1 through the electric valve 13, the oil entering the measuring pipe section 8 is relatively static, and at the moment, the water content of the oil in the measuring pipe section 8 can be statically detected through the automatic erasing type crude oil water content analyzer 9 and the detection result can be uploaded.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (7)
1. The utility model provides an automatic wipe off static analytical equipment of formula crude oil moisture content, is including the single well pipeline that is used for conveying crude oil, characterized by: the single-well pipeline is provided with a gate valve and is connected with a bypass pipe section, two ports of the bypass pipe section are respectively connected to the single-well pipelines on two sides of the gate valve, the bypass pipe section is provided with an electric valve, one end of an inlet of the electric valve is connected with a measurement pipe section through a liquid inlet tee joint and a liquid inlet check valve, the measurement pipe section is provided with an automatic erasing type crude oil water content analyzer, and a measurement probe of the automatic erasing type crude oil water content analyzer is inserted into the measurement pipe section and is used for statically measuring the crude oil water content.
2. The automatic erasing type static analysis device for water content of crude oil according to claim 1, which is characterized in that: the opening pressure of the liquid inlet one-way valve is 0.3MPa.
3. The automatic erasing type static analysis device for water content of crude oil according to claim 1, which is characterized in that: the upper part of the measuring pipe section is provided with an overflow port, and the overflow port is connected with one end of an outlet of the electric valve on the by-pass pipe section through an overflow pipeline to prevent the oil pressure in the measuring pipe section from being too high.
4. The automatic erasing type static analysis device for water content of crude oil according to claim 3, wherein: and a liquid outlet one-way valve is arranged on the overflow pipeline and used for preventing the oil from flowing back.
5. The automatic erasing type static analysis device for water content of crude oil according to any one of claims 1 to 4, which is characterized in that: and a liquid inlet gate valve and a liquid outlet gate valve are respectively arranged on the bypass pipe section close to the two ports of the bypass pipe section and are used for controlling the on-off of the bypass pipe section.
6. The automatic erasing type static analysis device for water content of crude oil according to claim 5, wherein: and a heating belt is wound on the outer edge of the measuring pipe section and is used for heating the crude oil entering the measuring pipe section.
7. The automatic erasing type static analysis device for water content of crude oil according to claim 1 or 6, which is characterized in that: one side of the measuring pipe section is connected with a sampling pipeline, and a sampling valve is arranged on the sampling pipeline and used for sampling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220911464.8U CN217688947U (en) | 2022-04-15 | 2022-04-15 | Automatic erasing type crude oil water content static analysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220911464.8U CN217688947U (en) | 2022-04-15 | 2022-04-15 | Automatic erasing type crude oil water content static analysis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217688947U true CN217688947U (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220911464.8U Active CN217688947U (en) | 2022-04-15 | 2022-04-15 | Automatic erasing type crude oil water content static analysis device |
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| CN (1) | CN217688947U (en) |
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- 2022-04-15 CN CN202220911464.8U patent/CN217688947U/en active Active
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