CN104599472A - Equipment and method for acquiring working parameters of oil well - Google Patents

Equipment and method for acquiring working parameters of oil well Download PDF

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Publication number
CN104599472A
CN104599472A CN201510026402.3A CN201510026402A CN104599472A CN 104599472 A CN104599472 A CN 104599472A CN 201510026402 A CN201510026402 A CN 201510026402A CN 104599472 A CN104599472 A CN 104599472A
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CN
China
Prior art keywords
data
oil well
running parameter
network
node device
Prior art date
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Pending
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CN201510026402.3A
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Chinese (zh)
Inventor
雷文礼
任新成
曹新亮
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Yanan University
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Yanan University
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Publication date
Application filed by Yanan University filed Critical Yanan University
Priority to CN201510026402.3A priority Critical patent/CN104599472A/en
Publication of CN104599472A publication Critical patent/CN104599472A/en
Pending legal-status Critical Current

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Abstract

The invention discloses equipment for acquiring working parameters of an oil well. The equipment comprises a front-end data acquisition device, a routing node device, a gateway node device and a server which are sequentially connected by virtue of a wireless transmission link. The invention also discloses a method for acquiring the working parameters of the oil well. The method mainly comprises the following steps: transmitting and framing the data by utilizing the front-end data acquisition device, the routing node device and the gateway node device, and constructing a multi-hop network. According to the equipment and method for acquiring working parameters of the oil well, disclosed by the invention, the working parameters of the oil well can be remotely, wirelessly and automatically acquired, and the problem in the prior art that abnormal conditions of the oil well cannot be timely discovered is solved.

Description

Oil well running parameter collecting device and acquisition method
Technical field
The invention belongs to control technology field, oil field, be specifically related to a kind of oil well running parameter collecting device, the invention still further relates to the method adopting above-mentioned oil well running parameter collecting device to gather oil well running parameter.
Background technology
Petroleum resources are the important strategic resources of country, but mostly to have a very wide distribution and remote, so the current management to oil well and data acquisition process exist some problems due to oil well.As to the monitoring of oil well mainly based on manually, oil well occur abnormal conditions can not Timeliness coverage, take measures in time, thus may cause that crude oil is stolen, crude production rate reduces, service life of equipment shortens, energy consumption increases, sometimes even can cause serious economic loss, reduce economic benefit.
Summary of the invention
The object of this invention is to provide a kind of oil well running parameter collecting device, solve the problem effectively cannot supervising oil well operation in prior art.
Another object of the present invention is to provide the method adopting above-mentioned oil well running parameter collecting device to gather oil well running parameter.
The technical solution adopted in the present invention is: oil well running parameter collecting device, comprises the front-end data acquisition device, routing node device, gateway node device and the server that are connected by wireless transmission link successively.
Feature of the present invention is also:
Front-end data acquisition device comprises main control unit a, main control unit a is connected to radio receiving transmitting module a, sensing element and display module.
Main control unit a adopts ARM S3C2410 chip; Radio receiving transmitting module a adopts CC2430 chip; Display module is LCD display; Sensing element is the one in current sensor, pressure transducer, load transducer, displacement transducer or temperature sensor.
Routing node device comprises main control unit b, main control unit b is connected to radio receiving transmitting module b and storage unit a.
Main control unit b adopts ARM S3C2410 chip; Radio receiving transmitting module b adopts CC2430 chip.
Gateway node device comprises main control unit c, and main control unit c is connected respectively with radio receiving transmitting module c and storage unit b.
Main control unit c adopts ARM S3C6410 chip; Radio receiving transmitting module c adopts CC2430 chip.
Another technical scheme of the present invention is: utilize above-mentioned oil well running parameter collecting device to carry out the method for oil well running parameter collection, specifically implement according to following steps:
Step 1, front-end data acquisition device gather oil well running parameter data by sensing element, display module is utilized to show in real time, simultaneously, the data that sensing element collects by the main control unit a in front-end data acquisition device carry out framing, and then radio receiving transmitting module a is sent frame data by wireless transmission link;
After the data that step 2, routing node device are sent in the form of frames by front-end data acquisition device in radio receiving transmitting module b receiving step 1, carry out storing with buffered data to data by storage unit a on the one hand temporarily, by wireless multi-hop network, data are sent by wireless transmission link on the other hand;
After the data that step 3, gateway node device are sent in the form of frames by radio receiving transmitting module c receiving step 2 routing nodes device, carry out storing with buffered data to data by storage unit b on the one hand temporarily, on the other hand, gateway node device is as the dynamic setting up wireless networks of telegon, build multihop network, the data received are sent to server and realize Real-Time Monitoring.
The feature of another technical scheme of the present invention is also:
In above-mentioned steps 1, the concrete steps of framing are carried out to data as follows:
Step 1.1, Bit data information to be cut by 8;
1 position of rest is added before step 1.2, every 8 bit data positions;
Add 1 bit parity check position and 1 position of rest after step 1.3, every 8 bit data positions, the form of the frame finally obtained is as follows:
Start bit Data bit Parity check bit Position of rest
(1) (8) (1) (1)
The concrete steps building multihop network in above-mentioned steps 3 are as follows:
Step 3.1, first front-end data acquisition device and routing node device scan for networks at regular intervals;
Step 3.2, when front-end data acquisition device and routing node device find the wireless network that gateway node device sets up, select this network, and send to gateway node device and add network application;
Step 3.3, gateway node device add network application according to what receive, check the contingency table of self, judge this network node whether in its contingency table, if existed, then will obtain its network address; If there is no, then give this network node by the network address unique for distribution one, if this network node adds permitted, gateway node device creates a list item in its contingency table, using this network node as its child node, and inform that this network node adds network success.
The invention has the beneficial effects as follows: oil well running parameter collecting device of the present invention and acquisition method, automatically can gather oil well running parameter long distance wireless, and running parameter is sent automatically by wireless transmission link, it is high that the present invention has automaticity, safe and reliable advantage, efficiently solving in prior art cannot the problem of Timeliness coverage Anomalies of Oil Wells situation.
Accompanying drawing explanation
Fig. 1 is the structural representation of oil well running parameter collecting device of the present invention;
Fig. 2 is the structural representation of front-end data acquisition device in Fig. 1;
Fig. 3 is the structural representation of Fig. 1 routing nodes device;
Fig. 4 is the structural representation of gateway node device in Fig. 1.
In figure, 1. front-end data acquisition device, 2. routing node device, 3. gateway node device, 4. server, 5. wireless transmission link.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
As shown in Figure 1, oil well running parameter collecting device of the present invention comprises the front-end data acquisition device 1, routing node device 2, gateway node device 3 and the server 4 that are connected by wireless transmission link 5 successively.Wherein, as shown in Figure 2, front-end data acquisition device 1 comprises main control unit a, main control unit a is connected to radio receiving transmitting module a, sensing element and display module.Wherein, display module can adopt LCD display, and sensing element can adopt current sensor, pressure transducer, load transducer, displacement transducer or temperature sensor; As shown in Figure 3, routing node device 2 comprises main control unit b, main control unit b is connected to radio receiving transmitting module b and storage unit a; As shown in Figure 4, gateway node device 3 comprises main control unit c, and main control unit c is connected respectively with radio receiving transmitting module c and storage unit b.
The concrete steps utilizing this oil well running parameter collecting device to carry out oil well running parameter acquisition method are:
Step 1, front-end data acquisition device 1 is placed on well mouth of oil well equipment, front-end data acquisition device 1 gathers oil well running parameter data by sensing element, display module is utilized to show in real time, simultaneously, the data that sensing element collects by the main control unit a in front-end data acquisition device 1 carry out framing, and then radio receiving transmitting module a is sent by wireless transmission link 5 pairs of frame data;
Wherein the concrete steps of framing are carried out to data as follows:
Step 1.1, Bit data information to be cut by 8;
1 position of rest is added before step 1.2, every 8 bit data positions;
Add 1 bit parity check position and 1 position of rest after step 1.3, every 8 bit data positions, the form of the frame finally obtained is as follows:
Start bit Data bit Parity check bit Position of rest
(1) (8) (1) (1)
After the data that step 2, routing node device 2 are sent in the form of frames by front-end data acquisition device 1 in radio receiving transmitting module b receiving step 1, carry out storing with buffered data to data by storage unit a on the one hand temporarily, by wireless multi-hop network, data are sent by wireless transmission link 5 on the other hand;
After the data that step 3, gateway node device 3 are sent in the form of frames by radio receiving transmitting module c receiving step 2 routing nodes device 2, carry out storing with buffered data to data by storage unit b on the one hand temporarily, on the other hand, gateway node device 3 is as the dynamic setting up wireless networks of telegon, build multihop network, the data received are sent to server 4 and realize Real-Time Monitoring.
The concrete steps wherein building multihop network are as follows:
Step 3.1, first front-end data acquisition device 1 and routing node device 2 scan for networks at regular intervals;
Step 3.2, when front-end data acquisition device 1 and routing node device 2 find the wireless network that gateway node device 3 sets up, select this network, and send to gateway node device 3 and add network application;
Step 3.3, gateway node device 3 add network application according to what receive, check the contingency table of self, judge this network node whether in its contingency table, if existed, then will obtain its network address; If there is no, then give this network node by the network address unique for distribution one, if this network node adds permitted, gateway node device 3 creates a list item in its contingency table, using this network node as its child node, and inform that this network node adds network success.
Data can also be sent to cloud computing platform and carry out post-processed by server 4 further in a wired or wireless manner.
Above-mentioned main control unit a and main control unit b all adopts ARM S3C2410 chip, and main control unit c adopts ARM S3C6410 chip; Above-mentioned radio receiving transmitting module a, radio receiving transmitting module b, radio receiving transmitting module c all adopt CC2430 chip.
Main control unit a, for ensureing that front-end data acquisition device 1 is by sensing element normal acquisition oil well running parameter data, maintains the normal operation of system, and the data simultaneously controlling radio receiving transmitting module a send, and package information data; Radio receiving transmitting module a is used for oil well running parameter data to be sent by wireless transmission link 5; Sensing element is for carrying out the collection of oil well running parameter data; Display module is for showing the oil well running parameter data collected.
Main control unit b, for controlling radio receiving transmitting module b, sets up the wireless data communications between radio receiving transmitting module a and radio receiving transmitting module b; Radio receiving transmitting module b is used for the oil well running parameter data that receiving front-end data collector 1 sends; The oil well running parameter data that storage unit a is used for front-end data acquisition device 1 to send carry out storing with buffered data temporarily.
Main control unit c, for controlling radio receiving transmitting module c, sets up the wireless data communications between radio receiving transmitting module b and radio receiving transmitting module c; The oil well running parameter data that radio receiving transmitting module c sends for receiving routing node device 2; The oil well running parameter data that storage unit b is used for routing node device 2 to send carry out storing with buffered data temporarily.
Front-end data acquisition device 1 can adopt multithreading to realize: main thread, receive sub-thread (receive sensing element data), send sub-thread, show sub-thread.
Wherein, the job step of main thread software is as follows:
1. initialization serial ports, setting baud rate, data bit figure place, position of rest figure place, with or without soft
Hardware flow control etc.;
2. start energy-saving mode, detect serial ports instruction;
Does 3. continuous wait have acquisition instructions?
If 4. without acquisition instructions, turn back to 2.
If 5. have acquisition instructions, then start configuration radio receiving transmitting module, set up radio communication, start the sub-thread of reception (receiving sensing element data) simultaneously, send sub-thread, show sub-thread.
6. wait for that thread terminates.
7. exit
The job step receiving sub-thread (receiving sensing element data) is as follows:
1. start and receive sub-thread;
2. carry out D/A conversion;
3. calculating pressure data f;
4. judge whether to terminate?
5., then exit sub-thread;
6. no, then turn back to 2.
The job step sending sub-thread is as follows:
1. start and send sub-thread;
2. judged whether that data send?
If 3. nothing, then turn back to 2;
If 4. have, then only send data f to serial ports;
5. judge whether to terminate?
If 6. do not terminate, then turn back to 2;
7. if terminate, then exit sub-thread.
The job step showing sub-thread is as follows:
1. start the sub-thread of display;
2. do you judge that f is empty?
3. if f is empty, then turn back to 2;
4. if f is not empty, then show on LCD;
5. judge whether to terminate?
If 6. do not terminate, then turn back to 2;
If terminate, then exit sub-thread.
Routing node device 2 also adopts multithreading to realize: main thread, receive sub-thread (receiving front-end data collector 1 send well mouth of oil well supplemental characteristic), send sub-thread.
Wherein, the job step of main thread software is as follows:
1. initialization serial ports, setting baud rate, data bit figure place, position of rest figure place, with or without software and hardware Flow Control etc.;
2. send acquisition instructions to serial ports;
3. read serial ports, there there data?
If 4. nothing, then turn back to 2;
If 5. have, then configure wireless module;
6. start the sub-thread of reception, send sub-thread;
7. wait for that thread terminates.
The job step receiving sub-thread (the well mouth of oil well supplemental characteristic that receiving front-end data collector 1 sends) is as follows:
1. start and receive sub-thread;
2. read serial ports, received well mouth pressure data f;
3. do you judge that data terminate?
4. if NO, then turn back to 2;
5. if yes, then store data to mass storage unit;
6. exit?
7. if NO, then turn back to 2;
8. if yes, then exit thread.
The job step sending sub-thread is as follows:
1. start and send sub-thread;
2. judged whether that data send?
If 3. nothing, then turn back to 2;
If 4. have, then only send data to serial ports;
5. judge whether to terminate?
If 6. do not terminate, then turn back to 2;
7. if terminate, then exit sub-thread.
Gateway node device 3 also adopts multithreading to realize: main thread, receive sub-thread (receiving the well mouth of oil well supplemental characteristic that routing node device 2 sends), send sub-thread.
Wherein, the job step of main thread software is as follows:
1. initialization serial ports, setting baud rate, data bit figure place, position of rest figure place, with or without software and hardware Flow Control etc.;
2. send acquisition instructions to serial ports;
3. read serial ports, there there data?
If 4. nothing, then turn back to 2;
If 5. have, then configuration network module;
6. start the sub-thread of reception, send sub-thread;
7. wait for that thread terminates.
The job step receiving sub-thread (receiving the well mouth of oil well supplemental characteristic that routing node device 2 sends) is as follows:
1. start and receive sub-thread;
2. read serial ports, receive data;
3. do you judge that data terminate?
4. if NO, then turn back to 2;
5. if yes, then store data to mass storage unit;
6. exit?
7. if NO, then turn back to 2;
8. if yes, then exit thread.
The job step sending sub-thread is as follows:
1. start and send sub-thread;
2. judged whether that data send?
If 3. nothing, then turn back to 2;
If 4. have, then send data by mixed-media network modules mixed-media;
5. judge whether to terminate?
If 6. do not terminate, then turn back to 2;
If terminate, then exit sub-thread.
The collectable oil well running parameter of the present invention is utilized to comprise displacement and the current work data of the wellhead pressure data of oil well, the wellhead temperature data of oil well and well mouth of oil well, corresponding sensing element is respectively pressure transducer, temperature sensor, displacement transducer and current sensor.

Claims (10)

1. oil well running parameter collecting device, it is characterized in that, comprise the front-end data acquisition device (1), routing node device (2), gateway node device (3) and the server (4) that are connected by wireless transmission link (5) successively.
2. oil well running parameter collecting device according to claim 1, is characterized in that, described front-end data acquisition device (1) comprises main control unit a, main control unit a is connected to radio receiving transmitting module a, sensing element and display module.
3. oil well running parameter collecting device according to claim 2, is characterized in that, described main control unit a adopts ARM S3C2410 chip; Described radio receiving transmitting module a adopts CC2430 chip; Described display module is LCD display; Described sensing element is the one in current sensor, pressure transducer, load transducer, displacement transducer or temperature sensor.
4. oil well running parameter collecting device according to claim 1, is characterized in that, described routing node device (2) comprises main control unit b, main control unit b is connected to radio receiving transmitting module b and storage unit a.
5. oil well running parameter collecting device according to claim 4, is characterized in that, described main control unit b adopts ARM S3C2410 chip; Described radio receiving transmitting module b adopts CC2430 chip.
6. oil well running parameter collecting device according to claim 1, is characterized in that, described gateway node device (3) comprises main control unit c, and main control unit c is connected respectively with radio receiving transmitting module c and storage unit b.
7. oil well running parameter collecting device according to claim 6, is characterized in that, described main control unit c adopts ARM S3C6410 chip; Described radio receiving transmitting module c adopts CC2430 chip.
8. utilize the oil well running parameter collecting device described in claim 1 to carry out the method for oil well running parameter collection, it is characterized in that, specifically implement according to following steps:
Step 1, front-end data acquisition device (1) gather oil well running parameter data by sensing element, display module is utilized to show in real time, simultaneously, the data that sensing element collects by the main control unit a in front-end data acquisition device (1) carry out framing, and then radio receiving transmitting module a is sent frame data by wireless transmission link (5);
After the data that step 2, routing node device (2) are sent in the form of frames by front-end data acquisition device (1) in radio receiving transmitting module b receiving step 1, carry out storing with buffered data to data by storage unit a on the one hand temporarily, by wireless multi-hop network, data are sent by wireless transmission link (5) on the other hand;
After the data that step 3, gateway node device (3) are sent in the form of frames by radio receiving transmitting module c receiving step 2 routing nodes device (2), carry out storing with buffered data to data by storage unit b on the one hand temporarily, on the other hand, gateway node device (3) is as the dynamic setting up wireless networks of telegon, build multihop network, the data received are sent to server (4) and realize Real-Time Monitoring.
9. oil well running parameter acquisition method according to claim 8, is characterized in that, carries out the concrete steps of framing as follows in described step 1 to data:
Step 1.1, Bit data information to be cut by 8;
1 position of rest is added before step 1.2, every 8 bit data positions;
Add 1 bit parity check position and 1 position of rest after step 1.3, every 8 bit data positions, the form of the frame finally obtained is as follows:
Start bit Data bit Parity check bit Position of rest (1) (8) (1) (1)
10. oil well running parameter acquisition method according to claim 8, it is characterized in that, the concrete steps building multihop network in described step 3 are as follows:
Step 3.1, first front-end data acquisition device (1) and routing node device (2) scan for networks at regular intervals;
Step 3.2, when front-end data acquisition device (1) and routing node device (2) find the wireless network that gateway node device (3) sets up, select this network, and send to gateway node device (3) and add network application;
Step 3.3, gateway node device (3) add network application according to what receive, check the contingency table of self, judge this network node whether in its contingency table, if existed, then will obtain its network address; If there is no, then give this network node by the network address unique for distribution one, if this network node adds permitted, gateway node device (3) creates a list item in its contingency table, using this network node as its child node, and inform that this network node adds network success.
CN201510026402.3A 2015-01-20 2015-01-20 Equipment and method for acquiring working parameters of oil well Pending CN104599472A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201510026402.3A CN104599472A (en) 2015-01-20 2015-01-20 Equipment and method for acquiring working parameters of oil well

Publications (1)

Publication Number Publication Date
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CN103926899A (en) * 2014-04-21 2014-07-16 长春市万易科技有限公司 Multifunctional remote data monitoring system based on Internet of Things oil field

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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CN201966956U (en) * 2011-01-14 2011-09-07 西安集讯自控节能技术有限责任公司 Universal function-configurable wireless test control terminal system for oil field
CN103926899A (en) * 2014-04-21 2014-07-16 长春市万易科技有限公司 Multifunctional remote data monitoring system based on Internet of Things oil field

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