CN202784429U - Sealed controllable single-well oil storing equipment heated by using associated gas - Google Patents

Sealed controllable single-well oil storing equipment heated by using associated gas Download PDF

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Publication number
CN202784429U
CN202784429U CN 201220421377 CN201220421377U CN202784429U CN 202784429 U CN202784429 U CN 202784429U CN 201220421377 CN201220421377 CN 201220421377 CN 201220421377 U CN201220421377 U CN 201220421377U CN 202784429 U CN202784429 U CN 202784429U
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China
Prior art keywords
oil
storage tank
petrol storage
logic controller
tank
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Expired - Fee Related
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CN 201220421377
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Chinese (zh)
Inventor
吴九辅
李岳武
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SHAANXI TIANCHENG PETROCHEMICAL EQUIPMENT CO Ltd
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SHAANXI TIANCHENG PETROCHEMICAL EQUIPMENT CO Ltd
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Priority to CN 201220421377 priority Critical patent/CN202784429U/en
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Publication of CN202784429U publication Critical patent/CN202784429U/en
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Abstract

The utility model discloses sealed controllable single-well oil storing equipment heated by using associated gas. The sealed controllable single-well oil storing equipment comprises an oil storing tank and a control system, wherein the oil storing tank comprises a tank body, and a gas heater and an electric heater which are arranged in the oil storing tank body; the control system comprises a logical controller; the logical controller is electrically connected to the gas heater and the electric heater; when crude oil which enters the oil storing tank through the oil inlet of the oil storing tank reaches a preset liquid level according to detection, the flow of the associated gas in the oil storing tank can be acquired; and when the flow of the associated gas reaches a preset value, the gas heater is started up for heating to a preset temperature; otherwise, the electric heater is started up for heating to a preset temperature. InAccording to the sealed controllable single-well oil storing equipment heated by using the associated gas, a sealed structure is adopted, so that oil is prevented from being volatilized; and the control system is used for acquiring crude oil data, so that real-time metering, displaying and storing of the crude oil are realized, the measuring accuracy and automation degree are increased, and the crude oil transportation safety is ensured.

Description

The airtight controlled single-well oil storage function equipment of available accompanying gas heating
Technical field
The present invention relates to field produces, the defeated ground oil storage equipment that uses of collection, particularly relate to a kind of airtight controlled single-well oil storage function equipment of available accompanying gas heating.
Background technology
In the oil producing operation of ground, oil field, for oil well with a varied topography, can't build gathering system, therefore need to utilize single-well oil storage tank temporarily to store crude oil, behind the canful oil is transported to the oil-collecting point.When the crude oil that stores in the single-well oil storage tank is lower than solidfying point, there is the phenomenon of condensing, be unfavorable for the entrucking transportation, therefore, need to heating crude oil, make it keep liquid.The present most of petrol storage tank of China is the uncovered petrol storage tank of open type, and the oil product volatilization is serious, has more accelerated the oil product volatilization during heating, has reduced former oil quality; The metering method of crude oil falls behind, as, adopting intrusive mood scale metallic tape, degree of automation is lower, and measured error is large; There is administrative vulnerability in crude oil, and truck tanker is transported to the oil-collecting point and weighs and drain the oil behind the charge of oil of well site, lacks automatic accurate measurement and real-time core to means of communication.
The utility model content
Based on this, be necessary to store the administrative vulnerability problem that exists for crude oil, a kind of airtight controlled single-well oil storage function equipment of available accompanying gas heating is provided.
A kind of airtight controlled single-well oil storage function equipment of available accompanying gas heating comprises petrol storage tank, and described petrol storage tank comprises tank body and is arranged on petrol storage tank tank body interior hot-air heater and electric heater;
The airtight controlled single-well oil storage function equipment of described available accompanying gas heating also comprises control system; Described control system comprises logic controller; Wherein:
Described logic controller is electrically connected to hot-air heater and electric heater;
When detecting the crude oil that enters described petrol storage tank through the petrol storage tank oil inlet and reach default liquid level, obtain the flow of accompanying gas in the described petrol storage tank; When the flow of described accompanying gas reaches preset value, start the hot-air heater execution and be heated to design temperature; When the flow of described accompanying gas does not reach preset value, start the electric heater execution and be heated to design temperature.
Therein among embodiment, described control system also comprises the data memory that is electrically connected to logic controller, and be electrically connected to one group of fluid level transmitter of logic controller, one group of temperature transmitter and one group of pressure transformer, described fluid level transmitter detects the liquid level data in the described petrol storage tank and sends to logic controller, described temperature transmitter detects the interior temperature data of described petrol storage tank and sends to logic controller, and described pressure transformer detects described petrol storage tank internal pressure Data Concurrent and gives logic controller;
The liquid level data that described logic controller receives, temperature data and pressure data are kept in the data memory;
Described fluid level transmitter, temperature transmitter and pressure transformer are separately positioned on the top of described petrol storage tank tank body;
When the outside oil transportation of petrol storage tank, described logic controller obtains the outwards oil transportation amount of output of petrol storage tank, and oil transportation amount data are saved in data memory;
Described petrol storage tank also comprises the safety device that is welded on petrol storage tank tank body top;
When the pressure in the petrol storage tank surpassed the preset pressure scope, described logic controller control started described safety device, regulates the petrol storage tank internal pressure;
Described safety device comprises blowdown valve and gas exhaust duct, and described blowdown valve is arranged on the described gas exhaust duct, and described gas exhaust duct extend in the tank body.
Among embodiment, it is characterized in that the version of described petrol storage tank is horizontal type structure therein.
Among embodiment, described design temperature is 40 ℃-60 ℃ therein.
Among embodiment, described electric heater and described hot-air heater all are arranged on the inside of described petrol storage tank and arrange near the bottom therein.
Therein among embodiment, describedly can comprise that also well head comes oil-piping and tank car to draw oil-piping with the airtight controlled single-well oil storage function equipment of accompanying gas heating, described well head comes oil-piping and tank car to draw oil-piping to communicate with the tank body top of described petrol storage tank respectively.
Among embodiment, described well head comes oil-piping to be provided with the first shutoff valve therein, and described tank car draws oil-piping to be provided with the second shutoff valve.
Among embodiment, the bottom of the tank body of described petrol storage tank is provided with a sewage draining exit therein.
The beneficial effects of the utility model: the airtight controlled single-well oil storage function equipment of available accompanying gas heating of the present utility model adopts control system to carry out the crude data collection, guarantees the safety of carried of crude oil process; Adopt simultaneously closed structure, prevent the oil product volatilization, realize crude oil real time measure, demonstration, storage, improved survey precision and degree of automation.
Description of drawings
Fig. 1 is that the utility model can be with the structural representation of an embodiment of the airtight controlled single-well oil storage function equipment of accompanying gas heating.
The specific embodiment
As shown in Figure 1, the airtight controlled single-well oil storage function equipment of available accompanying gas heating of the present utility model comprises petrol storage tank 11, and described petrol storage tank 11 comprises tank body 112, is arranged on hot-air heater 110 and electric heater 19 in the petrol storage tank tank body.
Preferably, described logic controller is electrically connected to hot-air heater and electric heater.
As a kind of embodiment, the airtight controlled single-well oil storage function equipment of described available accompanying gas heating also comprises control system 16; Described control system 16 comprises logic controller 162.
As a kind of embodiment, described control system 16 also comprises the data memory 161 that is electrically connected to logic controller 162, and the one group of fluid level transmitter 14 that is electrically connected to logic controller 162, one group of temperature transmitter 15 and one group of pressure transformer 13, described fluid level transmitter 14 detects the liquid level data in the described petrol storage tank 11 and sends to logic controller 162, described temperature transmitter 15 detects described petrol storage tank 11 interior temperature datas and sends to logic controller 162, and described pressure transformer 13 detects described petrol storage tank 11 internal pressure Data Concurrents and gives logic controller 162; Liquid level data, temperature data and pressure data that described logic controller 162 receives are kept in the data memory.
In realizing automatic control process, liquid level data in the described petrol storage tank 11 that described logic controller 162 Real-time Obtaining fluid level transmitters 14 detect, when detecting the crude oil that enters described petrol storage tank through the petrol storage tank oil inlet and reach default liquid level, described logic controller 162 obtains the flow of accompanying gas in the described petrol storage tank when the flow of described accompanying gas reaches specified value, send instruction, start hot-air heater 110 and carry out the operation that is heated to design temperature; If the flow of described accompanying gas does not reach specified value, send instruction, start electric heater 19 and carry out the operation that is heated to design temperature.
Therein among embodiment, described control system 16 also comprises the data memory 161 that is electrically connected to logic controller 162, and be electrically connected to one group of fluid level transmitter 14 of logic controller, one group of temperature transmitter 15 and one group of pressure transformer 13, described fluid level transmitter 14 detects the liquid level data in the described petrol storage tank and sends to logic controller 162, described temperature transmitter 15 detects the interior temperature data of described petrol storage tank and sends to logic controller 162, and described pressure transformer 13 detects described petrol storage tank internal pressure Data Concurrent and gives logic controller 162; The liquid level data that described logic controller receives, temperature data and pressure data are kept in the data memory 161;
Preferably, described fluid level transmitter 14, temperature transmitter 15 and pressure transformer 13 are separately positioned on the top of the tank body 112 of described petrol storage tank 11.
When petrol storage tank 11 was outwards exported crude oil, described logic controller 162 obtained the outwards oil transportation amount of output of petrol storage tank, and oil transportation amount data are saved in data memory 161.
As a kind of embodiment, described petrol storage tank 11 also comprises the safety device 12 that is welded on petrol storage tank tank body 112 tops.
Preferably, when the pressure in the petrol storage tank 11 surpassed the preset pressure scope, described logic controller control started described safety device, regulates the petrol storage tank internal pressure;
Above-mentioned range of pressure is the range of pressure from a negative pressure value to the malleation value, when the pressure in the pressure in the described petrol storage tank 11 is lower than described negative pressure value or described petrol storage tank 11 is higher than described malleation value, described safety device 12 all can be activated, thereby regulate the pressure in the petrol storage tank 11, avoid causing infringement to the airtight controlled single-well oil storage function equipment of available accompanying gas heating because of negative pressure or superpressure.
As a kind of embodiment, described safety device 12 comprises blowdown valve 121 and gas exhaust duct 122, and described blowdown valve 121 is arranged on the described gas exhaust duct 122, and described gas exhaust duct 122 extend in the tank body 112.
Those skilled in the art are to be understood that, tank body 112 adopts the closed structure design, tank body 112 tops are provided with safety device, prevent at petrol storage tank 11 interior crude oil after heating, tank body 112 internal pressure problems of too appear, when preventing from simultaneously producing larger negative pressure in the outside oil transportation process, the excessive problem of tank body 112 interior vacuum pressures appears; Correspondingly, tank body 112 adopts closed structure, has also prevented the oil product volatilization, thereby has ensured the quality of crude oil in the petrol storage tank.
As a kind of embodiment, the version of described petrol storage tank 11 is horizontal type structure.
As a kind of embodiment, described design temperature is 40 ℃-60 ℃, and usually, crude oil may produce the phenomenon of condensing below 30 ℃, and for fear of the generation of above-mentioned phenomenon, the control temperature that the utility model embodiment adopts is more reasonable at 40 ℃-60 ℃.
Preferably, control system 16 also can be used for detecting liquid level, the temperature and pressure in the petrol storage tank 11, and shows in real time, has improved measuring accuracy and degree of automation in the oil storage process.
As a kind of embodiment, described electric heater 19 and described hot-air heater 110 are arranged on the inside of described petrol storage tank 11 and arrange near the bottom.
As a kind of embodiment, describedly can comprise that also well head comes oil-piping 17 and tank car to draw oil-piping 18 with the airtight controlled single-well oil storage function equipment of accompanying gas heating, described well head comes oil-piping 17 and tank car to draw oil-piping 18 to communicate with the top of the tank body 112 of described petrol storage tank 11 respectively.
As a kind of embodiment, described well head comes oil-piping 17 to be provided with the first shutoff valve 171, and described tank car draws oil-piping 18 to be provided with the second shutoff valve 181.
As a kind of embodiment, the bottom of the tank body 112 of described petrol storage tank 11 is provided with a sewage draining exit 111.
The airtight controlled single-well oil storage function equipment of the available accompanying gas heating that the utility model embodiment provides, the logic controller 162 of described control system 16 calculates oil transportation amount data and carries out data by data memory 161 and preserve, also comprise a kind of integrated circuit card (Integrated Circuit Card in the airtight controlled single-well oil storage function equipment of the available accompanying gas heating that the utility model embodiment provides, IC), integrated circuit card claims again IC-card, IC-card is used for the oil transportation amount data of reading out data memory device 161 and is kept in the IC-card, when the flow station emptying, read the IC-card data and compare with the actual dredge oil amount data of teletransmission, the oil transportation amount data of preserving when IC-card and actual dredge oil amount data are basically identical or when processing reasonable loss range, the staff can assert oil transportation, transportation, the process safeties such as draining, can guarantee like this safety of carried of crude oil process, prevent the Oil spills problem of transportation.The logic controller 162 of described control system 16 sends the heating instruction according to the data that the pressure transformer 13, fluid level transmitter 14 and the temperature transmitter 15 that arrange on the tank body 112 provide to hot-air heater 110 or electric heater 19, realizes temperature automatically controlled operation.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.

Claims (8)

1. the airtight controlled single-well oil storage function equipment of an available accompanying gas heating comprises petrol storage tank, and described petrol storage tank comprises tank body and is arranged on petrol storage tank tank body interior hot-air heater and electric heater, it is characterized in that:
The airtight controlled single-well oil storage function equipment of described available accompanying gas heating also comprises control system; Described control system comprises logic controller; Wherein:
Described logic controller is electrically connected to hot-air heater and electric heater;
When detecting the crude oil that enters described petrol storage tank through the petrol storage tank oil inlet and reach default liquid level, obtain the flow of accompanying gas in the described petrol storage tank; When the flow of described accompanying gas reaches preset value, start the hot-air heater execution and be heated to design temperature; When the flow of described accompanying gas does not reach preset value, start the electric heater execution and be heated to design temperature.
2. the airtight controlled single-well oil storage function equipment of available accompanying gas heating according to claim 1, it is characterized in that, described control system also comprises the data memory that is electrically connected to logic controller, and the one group of fluid level transmitter that is electrically connected to logic controller, one group of temperature transmitter and one group of pressure transformer, described fluid level transmitter detects the liquid level data in the described petrol storage tank and sends to logic controller, described temperature transmitter detects the interior temperature data of described petrol storage tank and sends to logic controller, and described pressure transformer detects described petrol storage tank internal pressure Data Concurrent and gives logic controller;
The liquid level data that described logic controller receives, temperature data and pressure data are kept in the data memory;
Described fluid level transmitter, temperature transmitter and pressure transformer are separately positioned on the top of described petrol storage tank tank body;
When the outside oil transportation of petrol storage tank, described logic controller obtains the outwards oil transportation amount of output of petrol storage tank, and oil transportation amount data are saved in data memory;
Described petrol storage tank also comprises the safety device that is welded on petrol storage tank tank body top;
When the pressure in the petrol storage tank surpassed the preset pressure scope, described logic controller control started described safety device, regulates the petrol storage tank internal pressure;
Described safety device comprises blowdown valve and gas exhaust duct, and described blowdown valve is arranged on the described gas exhaust duct, and described gas exhaust duct extend in the tank body.
3. the airtight controlled single-well oil storage function equipment of available accompanying gas heating according to claim 1 is characterized in that the version of described petrol storage tank is horizontal type structure.
4. the airtight controlled single-well oil storage function equipment of available accompanying gas heating according to claim 1 is characterized in that described design temperature is 40 ℃-60 ℃.
5. the airtight controlled single-well oil storage function equipment of available accompanying gas heating according to claim 1 is characterized in that, described electric heater and described hot-air heater all are arranged on the inside of described petrol storage tank and arrange near the bottom.
6. the airtight controlled single-well oil storage function equipment of available accompanying gas heating according to claim 1, it is characterized in that, describedly can comprise that also well head comes oil-piping and tank car to draw oil-piping with the airtight controlled single-well oil storage function equipment of accompanying gas heating, described well head comes oil-piping and tank car to draw oil-piping to communicate with the tank body top of described petrol storage tank respectively.
7. the airtight controlled single-well oil storage function equipment of available accompanying gas heating according to claim 6 is characterized in that described well head comes oil-piping to be provided with the first shutoff valve, and described tank car draws oil-piping to be provided with the second shutoff valve.
8. the airtight controlled single-well oil storage function equipment of the described available accompanying gas heating of any one is characterized in that the bottom of the tank body of described petrol storage tank is provided with a sewage draining exit according to claim 1-7.
CN 201220421377 2012-08-23 2012-08-23 Sealed controllable single-well oil storing equipment heated by using associated gas Expired - Fee Related CN202784429U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106347882A (en) * 2016-08-30 2017-01-25 镇江裕太防爆电加热器有限公司 Oil storage tank with heating device
CN106364811A (en) * 2016-08-30 2017-02-01 镇江裕太防爆电加热器有限公司 Oil storage tank
CN110451111A (en) * 2018-05-08 2019-11-15 中国石油天然气股份有限公司 System for tank heating and method thereof
CN114688742A (en) * 2020-12-29 2022-07-01 周大年 Winter crude oil storage and heating system and method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106347882A (en) * 2016-08-30 2017-01-25 镇江裕太防爆电加热器有限公司 Oil storage tank with heating device
CN106364811A (en) * 2016-08-30 2017-02-01 镇江裕太防爆电加热器有限公司 Oil storage tank
CN106364811B (en) * 2016-08-30 2019-05-10 镇江裕太防爆电加热器有限公司 A kind of oil storage tank
CN110451111A (en) * 2018-05-08 2019-11-15 中国石油天然气股份有限公司 System for tank heating and method thereof
CN114688742A (en) * 2020-12-29 2022-07-01 周大年 Winter crude oil storage and heating system and method thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130313

Termination date: 20140823

EXPY Termination of patent right or utility model