CN101985874A - Detection recording instrument for flashboard blowout preventer - Google Patents
Detection recording instrument for flashboard blowout preventer Download PDFInfo
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- CN101985874A CN101985874A CN2010105301810A CN201010530181A CN101985874A CN 101985874 A CN101985874 A CN 101985874A CN 2010105301810 A CN2010105301810 A CN 2010105301810A CN 201010530181 A CN201010530181 A CN 201010530181A CN 101985874 A CN101985874 A CN 101985874A
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- ram preventer
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Abstract
The invention discloses a detection recording instrument for a flashboard blowout preventer. The detection recording instrument is arranged on a shell of the flashboard blowout preventer and comprises a singlechip, and a detection module, a storage module and a power supply module which are connected with the singlechip respectively, wherein the detection module comprises a plurality of pressure sensors, a temperature chip and a clock chip which are connected with the singlechip respectively; and according to the detection frequency set by the singlechip, the pressure sensors, the temperature chip and the clock chip are respectively controlled by the singlechip to periodically detect the switch cavity pressure, the wellhead pressure and the working temperature of an upper flashboard and a lower flashboard of the flashboard blowout preventer, and record the current time in real time. The detection recording instrument for the flashboard blowout preventer can automatically detect pressure and temperature data during the operation of the flashboard blowout preventer in real time without manual operation, and can record and store all measured parameter data for providing an accurate scientific evidence for judging whether the flashboard blowout preventer can continue to be used or not.
Description
Technical field
The invention belongs to the detection technique of well control safety means, be specifically related to a kind of detection record instrument at ram preventer.
Background technology
Ram preventer is the well control safety means of a kind of indispensability in oil, the gas drilling process, all is under the adverse circumstances for a long time and works, and through H
2S(hydrogen sulfide) erosion, there is hidden danger in the safety of this ram preventer.
Whether can only come the application life of rough general this ram preventer of judgement at present according to its service life or outward appearance corrosion degree, inferring needs to change and when change, lack certain scientific basis.If in time do not change this ram preventer, will there be bigger potential safety hazard, even causes production accident; If replacing is too frequent, then utilization rate of equipment and installations is not high, causes the waste of cost resource.
Summary of the invention
The purpose of this invention is to provide a kind of ram preventer detection record instrument, its can under operatorless situation, finish automatically in the work of real-time detection ram preventer on switch cavity pressure, well head pressure and the temperature data of lower flashboard, and can write down the supplemental characteristic that preservation all records, provide scientific basis accurately for judging that can ram preventer continue to use.
For achieving the above object, technical scheme of the present invention provides a kind of ram preventer detection record instrument, and it is installed on the housing of ram preventer, comprises: single-chip microcomputer, detection module, memory module and the power module that is connected with this single-chip microcomputer respectively.
Described detection module comprises the some pressure sensors that are connected with single-chip microcomputer respectively, a chip temperature and clock chip.
Wherein, begin to speak pressure, upper flashboard of the detection frequency that described some pressure sensors are set according to single-chip microcomputer, the upper flashboard that periodically detects ram preventer respectively by Single-chip Controlling closes begin to speak pressure, lower flashboard of cavity pressure, lower flashboard and closes cavity pressure and well head pressure.
Described chip temperature is periodically detected the operating ambient temperature of ram preventer housing according to the detection frequency of single-chip microcomputer setting by Single-chip Controlling.
Described clock chip detects the current time in real time.
Described power module comprises: the electric weight testing circuit and the power converting circuit that are connected with single-chip microcomputer respectively, and the battery that is connected with power converting circuit with this electric weight testing circuit respectively.Wherein, cell voltage is through after the DC/DC conversion of power converting circuit, for ram preventer detection record instrument provides stabilized power source.The detection frequency that the electric weight testing circuit is set according to single-chip microcomputer periodically detects the current electric weight of battery by Single-chip Controlling.
Described memory module is by Single-chip Controlling, and the current electric quantity of the switch cavity pressure of the last lower flashboard that pressure sensor is recorded and well head pressure, the detected operating ambient temperature of chip temperature, the detected time data of clock chip, the detected battery of electric weight testing circuit is carried out the real-time storage record.
Ram preventer detection record instrument of the present invention also comprises the communication module that is connected with single-chip microcomputer.This communication module comprises wire communication module and the wireless communication module that is connected with single-chip microcomputer respectively, can be at the same time or separately the supplemental characteristics such as related pressure, temperature, time and battery electric quantity of stored record in the memory module is transferred to outside receiving terminal or is uploaded to the internet.
Ram preventer detection record instrument provided by the invention is the detection record equipment that a kind of science is judged the ram preventer life-span, adopts pressure sensor detects switch cavity pressure and the well head pressure that goes up lower flashboard, chip temperature is accurately gathered environment temperature, the clock chip real time record working time, memory module storage related data, can under operatorless situation, detect and write down pressure automatically, temperature, important technology parameters such as time, and transfer to receiving terminal by communication module, greatly facilitate inspection, analyze, the backup historical data, duty with real-time understanding ram preventer, for the historical duty of judging preventer provides scientific basis, effectively improved the safety that ram preventer uses.
The present invention has adopted the electric weight testing circuit, supplying cell is carried out periodic electric weight detect, and transfer to receiving terminal by communication module, for judging that battery life provides scientific basis.
The present invention adopts wire communication module and wireless communication module transmitting data information, and two kinds of communication modes also can work simultaneously, has improved reliability of data transmission.
Description of drawings
Fig. 1 is the structural representation of ram preventer detection record instrument provided by the invention.
Fig. 2 is the circuit structure block diagram of ram preventer detection record instrument provided by the invention.
Fig. 3 is the schematic diagram of the electric weight testing circuit among the present invention.
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The specific embodiment
Below in conjunction with Fig. 1～Fig. 3, describe a preferred embodiment of the present invention in detail.
As shown in Figure 1, be the structural representation of ram preventer detection record instrument 11 of the present invention.It is installed on the housing of ram preventer.As shown in Figure 2, this ram preventer detection record instrument 11 comprises: single-chip microcomputer (MCU) 1, detection module, memory module 7 and the power module that is connected with this single-chip microcomputer 1 respectively.In the present embodiment, adopting model is the single-chip microcomputer of ADUC842.
Described detection module comprises 5 pressure sensors, 2, one chip temperatures 3 and the clock chip 4 that is connected with single-chip microcomputer respectively.In the present embodiment, the pressure sensor that to adopt 4 models be PT-t40 detects begin to speak pressure, upper flashboard of upper flashboard and closes begin to speak pressure and lower flashboard of cavity pressure, lower flashboard and close cavity pressure; The pressure sensor that to adopt 1 model be PT-t105 detects well head pressure.The detection frequency that these 5 pressure sensors 2 are set according to single-chip microcomputer 1 is by periodic respectively switch cavity pressure and the well head pressure that detects the last lower flashboard of ram preventer of single-chip microcomputer 1 control.And each measured pressure data transferred to memory module 7 by single-chip microcomputer 1, carry out the real-time storage record.In the present embodiment, described memory module 7 adopts the SD storage card.
The detection frequency that described chip temperature 3 is set according to single-chip microcomputer 1 is by the operating ambient temperature of the detection ram preventer housing of single-chip microcomputer 1 control cycle.And measured operating ambient temperature data are transferred to memory module 7 by single-chip microcomputer 1, carry out the real-time storage record.In the present embodiment, adopting model is the chip temperature of ADT7301.
Described clock chip 4 detects the current time in real time.And measured current time data transferred to memory module 7 by single-chip microcomputer 1, carry out the real-time storage record.In the present embodiment, adopting model is the clock chip of PCF8583.
Described power module comprises: electric weight testing circuit 8 that is connected with single-chip microcomputer 1 and power converting circuit 9 respectively, and the battery 10 that is connected with power converting circuit 9 with this electric weight testing circuit 8 respectively.Power converting circuit 9 carries out the DC/DC(direct current with the voltage of this battery 10 and becomes direct current) after the conversion,, make that detection record instrument of the present invention can be in operate as normal under the stabilized power source for single-chip microcomputer 1 and other circuit modules provide operating voltage.In the present embodiment, adopting model is that the chip of TPS62111 is as power converting circuit 9.
And the detection frequency that electric weight testing circuit 8 is set according to single-chip microcomputer 1, by the current electric weight of the detection battery 10 of single-chip microcomputer 1 control cycle, and the electric quantity data of measured battery 10 transferred to memory module 7 by single-chip microcomputer 1, carry out the real-time storage record, with timely replacing battery 10, guarantee the operate as normal of detection record instrument.In the present embodiment, described electric weight testing circuit as shown in Figure 3, it is by two electric resistance partial pressures, by the inside ADC(analog-digital converter of single-chip microcomputer) handle, be converted to the respective electrical value.
Ram preventer detection record instrument 11 of the present invention also comprises the communication module that is connected with single-chip microcomputer 1.This communication module comprises wire communication module 5 and the wireless communication module 6 that is connected with single-chip microcomputer 1 respectively.In the present embodiment, adopting model is the wire communication module of USB-422-YLJ01; Adopting model is the wireless communication module of MR915-S.Control according to single-chip microcomputer, can be with the related pressure of stored record in the SD card, temperature, supplemental characteristic such as time and battery electric quantity is by described wire communication module 5 or wireless communication module 6 or transfer to the external wireless receiving terminal or be uploaded to the internet by these two communication modules simultaneously, the operator can learn the duty that this ram preventer is present according to all kinds of supplemental characteristics about ram preventer that receive in real time, can have according to the timely replacing battery of certificate being arranged even in time changing this ram preventer, effectively improve the utilization rate of equipment and the potential safety hazard of effective reduction equipment.
The concrete workflow of ram preventer detection record instrument of the present invention is as follows:
Described 5 pressure sensors 2 periodic switch cavity pressure and well head pressures that detect the last lower flashboard of ram preventers when detecting the value non-zero of switch cavity pressure, show that promptly ram preventer starts working.At this moment, pressure sensor 2 in this ram preventer detection record instrument 11, chip temperature 3, clock chip 4 and electric weight testing circuit 8 detected switch cavity pressure and the well head pressures that go up lower flashboard, operating ambient temperature, the current electric quantity of real-time time and battery 10 all is recorded and is stored in memory module 7(SD card) in.When continuous several is zero by pressure sensor 2 detected switch cavity pressure, then show this ram preventer state of deactivating, the detection record instrument stops to write down storage work.
Control according to single-chip microcomputer, can be at any time with the supplemental characteristics such as related pressure, operating ambient temperature, time and battery electric quantity of stored record in the SD card by described wire communication module 5 or wireless communication module 6 or transfer to the external wireless receiving terminal or be uploaded to the internet by these two communication modules simultaneously, the operator can learn the duty that this ram preventer is present according to all kinds of supplemental characteristics about ram preventer that receive in real time.
Ram preventer detection record instrument provided by the invention is the detection record equipment that a kind of science is judged the ram preventer life-span, adopts pressure sensor detects switch cavity pressure and the well head pressure that goes up lower flashboard, chip temperature is accurately gathered environment temperature, the clock chip real time record working time, SD card storage related data, can under operatorless situation, detect and write down pressure automatically, temperature, important technology parameters such as time, and transfer to receiving terminal by communication module, greatly facilitate inspection, analyze, the backup historical data, duty with real-time understanding ram preventer, for the historical duty of judging preventer provides scientific basis, effectively improved the safety that ram preventer uses.
The present invention has adopted the electric weight testing circuit, supplying cell is carried out periodic electric weight detect, and transfer to receiving terminal by communication module, for judging that battery life provides scientific basis.
The present invention adopts wire communication module and wireless communication module transmitting data information, and two kinds of communication modes also can work simultaneously, has improved reliability of data transmission.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple modification of the present invention with to substitute all will be conspicuous.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (6)
1. ram preventer detection record instrument, it is installed on the housing of ram preventer, be characterised in that this ram preventer detection record instrument (11) comprises: single-chip microcomputer (1), the detection module that is connected with this single-chip microcomputer (1), memory module (7) and power module respectively;
Described detection module comprises the some pressure sensors (2) that are connected with single-chip microcomputer (1) respectively, a chip temperature (3) and clock chip (4);
Begin to speak pressure, upper flashboard of the detection frequency that described some pressure sensors (2) are set according to single-chip microcomputer (1), the upper flashboard that periodically detects ram preventer respectively by single-chip microcomputer (1) control closes begin to speak pressure, lower flashboard of cavity pressure, lower flashboard and closes cavity pressure and well head pressure;
The detection frequency that described chip temperature (3) is set according to single-chip microcomputer (1) is by the operating ambient temperature of the detection ram preventer housing of single-chip microcomputer (1) control cycle;
Described clock chip (4) detects the current time in real time.
2. ram preventer detection record instrument as claimed in claim 1, it is characterized in that, described power module comprises: electric weight testing circuit (8) that is connected with single-chip microcomputer (1) and power converting circuit (9) respectively, and the battery (10) that is connected with power converting circuit (9) with this electric weight testing circuit (8) respectively;
After the DC of described battery (10) through power converting circuit (9), for ram preventer detection record instrument (11) provides stabilized power source;
The detection frequency that described electric weight testing circuit (8) is set according to single-chip microcomputer (1) is by the current electric weight of detection battery (10) of single-chip microcomputer (1) control cycle.
3. ram preventer detection record instrument as claimed in claim 2, it is characterized in that, described memory module (7) is by single-chip microcomputer (1) control, and the current electric quantity of the switch cavity pressure of the last lower flashboard that pressure sensor (2) is recorded and well head pressure, the detected operating ambient temperature of chip temperature (3), the detected time data of clock chip (4), the detected battery of electric weight testing circuit (8) (10) is carried out the real-time storage record.
4. ram preventer detection record instrument as claimed in claim 3 is characterized in that described memory module (7) is the SD card.
5. ram preventer detection record instrument as claimed in claim 4 is characterized in that, also comprises the communication module that is connected with single-chip microcomputer (1).
6. ram preventer detection record instrument as claimed in claim 5, it is characterized in that, described communication module comprises wire communication module (5) and the wireless communication module (6) that is connected with single-chip microcomputer (1) respectively, can be at the same time or separately the supplemental characteristic of pressure, temperature, time and the battery electric quantity of the interior stored record of memory module (7) is transferred to outside receiving terminal or is uploaded to the internet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105301810A CN101985874A (en) | 2010-11-03 | 2010-11-03 | Detection recording instrument for flashboard blowout preventer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105301810A CN101985874A (en) | 2010-11-03 | 2010-11-03 | Detection recording instrument for flashboard blowout preventer |
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| CN101985874A true CN101985874A (en) | 2011-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105301810A Pending CN101985874A (en) | 2010-11-03 | 2010-11-03 | Detection recording instrument for flashboard blowout preventer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632410A (en) * | 2013-12-18 | 2014-03-12 | 中国石油大学(华东) | Black box of deepwater blowout preventer system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4440232A (en) * | 1982-07-26 | 1984-04-03 | Koomey, Inc. | Well pressure compensation for blowout preventers |
| CN200943488Y (en) * | 2006-04-29 | 2007-09-05 | 北京华油先锋石油装备技术有限公司 | Storage type continuous metering downhole meter for pressure and temperature |
| CN101118656A (en) * | 2007-09-07 | 2008-02-06 | 上海神开石油化工装备股份有限公司 | Blowout preventer detecting recording apparatus |
| CN201159080Y (en) * | 2007-07-25 | 2008-12-03 | 四川石油管理局安全环保质量监督检测研究院 | Safety information data collection device of blowout preventer |
| CN201335779Y (en) * | 2009-01-05 | 2009-10-28 | 王富涛 | Pressure testing system of hydraulic blowout preventer |
| CN201826832U (en) * | 2010-11-03 | 2011-05-11 | 上海神开石油化工装备股份有限公司 | Detection recorder for ram preventer |
-
2010
- 2010-11-03 CN CN2010105301810A patent/CN101985874A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4440232A (en) * | 1982-07-26 | 1984-04-03 | Koomey, Inc. | Well pressure compensation for blowout preventers |
| CN200943488Y (en) * | 2006-04-29 | 2007-09-05 | 北京华油先锋石油装备技术有限公司 | Storage type continuous metering downhole meter for pressure and temperature |
| CN201159080Y (en) * | 2007-07-25 | 2008-12-03 | 四川石油管理局安全环保质量监督检测研究院 | Safety information data collection device of blowout preventer |
| CN101118656A (en) * | 2007-09-07 | 2008-02-06 | 上海神开石油化工装备股份有限公司 | Blowout preventer detecting recording apparatus |
| CN201335779Y (en) * | 2009-01-05 | 2009-10-28 | 王富涛 | Pressure testing system of hydraulic blowout preventer |
| CN201826832U (en) * | 2010-11-03 | 2011-05-11 | 上海神开石油化工装备股份有限公司 | Detection recorder for ram preventer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632410A (en) * | 2013-12-18 | 2014-03-12 | 中国石油大学(华东) | Black box of deepwater blowout preventer system |
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Application publication date: 20110316 |