CN1221850A - Inspection system of oil extracting equipment working state - Google Patents
Inspection system of oil extracting equipment working state Download PDFInfo
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- CN1221850A CN1221850A CN 98110321 CN98110321A CN1221850A CN 1221850 A CN1221850 A CN 1221850A CN 98110321 CN98110321 CN 98110321 CN 98110321 A CN98110321 A CN 98110321A CN 1221850 A CN1221850 A CN 1221850A
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Abstract
A cyclic detection system for working state of petroleum production equipment, relating to emergency protector, alarm device and wireless transmission, is composed of substations for oil wells and central station. Each substation has motor-protecting sensor, antitheft sensor and optically coupled interface. Said central station has shift register, photoelectric display, speech alarm and record-print unit. Such devices as central controller, extension interface, watchdog, codec, transceiver and antenna are common to both. Its advantages are high automatization level and increasing and increasing output of petroleum.
Description
The present invention relates to the emergency protective circuit device, warning device, recoil simulator and radio transmission system.Particularly, be oil field many mouthfuls of well recovery equipment working states cruising inspection system.
The continuous operation under the unmanned situation of well recovery equipment.Stopping production will be shut down in case break down, even oil production equipment can be damaged.Modal fault is the motor phase failure, short circuit overload and the burn-down of electric motor that causes, and driving belt damages, and traction steel rope of cable rubs, and production facilities is stolen etc.For many years, mainly be to be timed to the well site cruising by the personnel of patrolling and examining, find and handling failure.Because it is multi-point and wide-ranging that oil well distributes, manual inspection need be used a lot of times, and especially wind and rain weather and night, manual inspection is inconvenience but also untimely not only.People had invented pumping-unit motor running protection device afterwards, and the burn-down of electric motor accident reduces to some extent.By retrieval, the electric motor protecting patent documentation is existing a lot.For example, 88216952.1, No. 89216386.0 patents, but the performance of this type of electric motor protective device and quality are gratifying few.Often protect malfunctioning admittedly and have an accident.Even in time protected motor, also still in stopped status, personnel to be inspected are after on-the-spot discovery and eliminating fault, and oil production equipment just resumes operation.So oil extracting equipment working state is patrolled and examined the wireless transmission warning has automatically become new scientific research task.Patent documentation is by retrieval found the patented technology identical with the present invention, the documents of being correlated with a little less than only finding several pieces.For example, " universal intelligent diagnostic instrument for deepwell pump oil-production well condition " (93103749.2), " storage-type underground data measuring and acquisition system " (93109253.1), " oil well radio transmitted pressure and temp parameter acoustic detector " (94114215.9).These patent applications all are to realize detecting automatically at the single port oil well, and its detect content and the present invention also inequality.So far do not find that many mouthfuls of well recovery equipment working conditions patrol and examine warning system.
Purpose of the present invention just is not only to adopt a kind of motor protecter of advanced in performance, reliable operation, motor is protected timely and effectively, and provided a cover advanced fault-signal wireless transmission and alarm display system reliably.Center base station be gathered, handles, launches, be transferred in this system can automatically with the fault message of many mouthfuls of oil wells, and center base station also can be sent instruction to each oil well substation by predefined procedure and patrol and examine automatically.Help in time finding and getting rid of the oil production equipment fault, fast quick-recovery oil well production is improved greatly simultaneously and is patrolled and examined personnel's condition of work, saves monitoring time, increases work efficiency, and realizes subtracting the purpose of people, volume increase, synergy.
Above-mentioned purpose is realized by following technical proposals:
This system is made up of oil well substation and center base station two large divisions.Each oil well substation mainly comprises electric motor protecting sensor, theft-proof sensor, optocoupler interface, expansion interface, central controller, sees gate circuit, encoder, decoder, wireless transmitting unit, radio receiving unit, common antenna and dc source etc.Center base station mainly comprises common antenna, radio receiving unit, wireless transmitting unit, decoder, encoder, sees gate circuit, central controller, expansion interface, shift register, photoelectric display unit, audio alert unit, record print unit and dc source etc.Substation each several part annexation is that the sensor output links to each other with optocoupler interface input, the optocoupler interface links to each other with central controller through expansion interface, central controller links to each other with decoder with encoder through expanding interface, see that gate circuit links to each other with expansion interface with central controller respectively, encoder links to each other with transmitter unit, decoder links to each other with receiving element, and transmitter unit all links to each other with antenna with it with receiving element.Base station each several part annexation is that common antenna links to each other with transmitter unit with receiving element respectively, receiving element links to each other with decoder, transmitter unit links to each other with encoder, decoder links to each other with central controller through expanding interface with encoder, see that gate circuit links to each other with central controller, expansion interface and decoder respectively, central controller links to each other with transmitter unit with photoelectric display unit, audio alert unit, record print unit respectively.
A center base station can be formed a cover inspection system of oil extracting equipment working state with 1～99 oil well substation.With the base station is the center, and the distance of base station and each substation can reach 5～20 kilometers.Center base station is patrolled and examined command signal from each oil well substation wireless transmission of trend in order, and each oil well substation is replied 6 kinds of signals of this well recovery equipment work shape of wireless transmission (normally, power failure, the phase failure, overload, undercurrent, robber's feelings) from the trend center base station.The center base station automatic reception dynamically shows signal condition classification and oily pound sign thereof behind each substation signal, and to wherein fault-signal with steal the feelings signal and oily pound sign carries out audio alert automatically, print record is got off automatically simultaneously.
Hyperfrequency frequency modulation electromagnetic wave is adopted in this system wireless transmission, and frequency range is 210～280MHZ.Adjacent oil well substation frequency interval is 25KHZ, and substation does not disturb mutually.Adopt alien frequencies half-duplex transmitting-receiving mode, the alien frequencies difference is 5.7MHZ or 8.9MHZ, and promptly the base station tranmitting frequency is higher than substation tranmitting frequency 5.7MHZ or 8.9MHZ.The substation receive frequency is identical with the base station tranmitting frequency, and it is identical with the base station receive frequency that substation is replied tranmitting frequency.Base station transmitting power 5～7W, substation transmitting power 3～5W.The base station is an originating party formula, a ratio 1: 1.The substation receiver is often opened, and emitter cuts out at ordinary times, opens when replying.The modulation system of coding and decoding adopts analog DTMF double-tone frequently.
Implement the inspection system of oil extracting equipment working state of formation according to technique scheme, when oil production equipment is in service when breaking down, automatically outage is shut down at first immediately, effectively and reliably protects motor and miscellaneous equipment not to be damaged, and in time reports to the police to base station radio then; When taking place to steal feelings, electrical control cubicles is pried open, and when power line is cut off or the communication machine goes to pot, also reports to the police to base station radio immediately.It is reliable, accurate, rapid all to be that manual inspection is difficult to realize.The base station operator on duty need not arrive the well site and patrol and examine, and is dynamically very clear to all well recovery equipment working conditions of its compass of competency, for the warning oil well, can be according to the alert and the pound sign that show and record is printed, in time take corresponding measure, in time fix a breakdown, recover as early as possible to recover the oil and produce.After this system applies, can improve and patrol and examine personnel's condition of work, can significantly reduce the personnel of patrolling and examining again.If divide calculating by 50 mouthfuls of oil wells of a base station patrol checking, 100,000 yuan of this system's gross investments can be saved and patrol and examine 270,000 yuan of labour costs every year, reduce motor device and lose 240,000 yuan, reduce 180,000 yuan of stopping production production losses, lower consumption 180,000 yuan, save 660,000 yuan of electric energy.Add up to and save 1,530,000 yuan, save more than 4000 yuan average every day, and 25 days is the investment of recoverable system.Though this system's technology content is higher, working condition realizes that easily raw material and electronics device source are wider, and installation, debugging and maintenance are simpler, reliable, and application life is longer.This system not only can reach the personnel reduction of oil field oil recovery industry, consumption reduction, volume increase, accrue, and can fundamentally improve oil recovery art and managerial skills.
Accompanying drawing 1 is a total system principle function block schematic of the present invention.
Fig. 1-A is a substation principle function block schematic wherein.
Fig. 1-B is a base station principle function block schematic wherein.
Fig. 2 is that oil well substation principle of the present invention constitutes block diagram.
Fig. 3 is that center base station principle of the present invention constitutes block diagram.
Fig. 4 is an oil well substation basic circuit diagram of the present invention.
Fig. 5 is a center base station basic circuit diagram of the present invention.
In conjunction with the accompanying drawings embodiments of the invention are described below:
This system comprises the function of substation and base station two large divisions and operating principle and each several part as seen from Figure 1.
Fig. 2 ratio 1-A has represented that in further detail the principle of this system's oil well substation constitutes and the annexation of each several part.
Fig. 3 has represented in further detail that than Fig. 1-B the principle of this system centre base station constitutes and the annexation of each several part.
Fig. 4 is corresponding with Fig. 2, has represented that at length the schematic circuit of oil well substation is formed and annexation.IC wherein
1Be central controller CPU, adopt W89C51 integrated monolithic machine, mix required software program.One of its major function is fault and the robber's feelings coding that reception electric motor protecting sensor and theft-proof sensor are sent, and carries out analyzing and processing, then signal is delivered to encoder; Two of function is to receive the inquiry instruction of sending the base station, and startup electronic switch and emitter were answered the base station after answer signal was handled.IC
2Be expansion interface, adopt the D8155C integrated circuit.Its major function is control and management DTMF coding and decoding, unblank encoder.IC
3Be double audio decoder, adopt MT88 70 integrated circuits.Its major function is that the low-and high-frequency group of dtmf signal drives filtering, amplitude limit, frequency detecting and affirmation, deciphers, latchs and cushion output and vibration, monitoring etc.IC
4Be the double audio coding device, adopt the M5087 integrated circuit.Its major function is to produce the reference time frequency rate, selects and the synthetic monotony frequency signal that meets the DTMF requirement.IC
5Be to see gate circuit, adopt external " house dog " 1232 integrated circuits.Its major function is the qualified DTM F transmission coding and decoding of screening, prevents that error code from taking place, and underproof error code is kept outside of the door, and having only exactly, correspondence code just allows into decoding system.S is the hyperfrequency receiver module, adopts the ST8801 integrated circuit.F is the superelevation transmitter module, adopts the ST8802 integrated circuit.BG
3It is electronic switch.BCD is a code switch.The electric motor protecting sensor has adopted JWE-10 type motor protector.Increased optocoupler interface circuit and control motor delayed startup interface on this basis, increased motor idle running and shut down function, adapted to reduced-voltage starting and the conversion of Y/ Δ and start.Add original Single-chip Controlling and relay protection, function is more complete, and it is more reliable to work.Theft-proof sensor is made up of magnetic force dry-reed tube switch and permanent magnetism pincers.Tongue tube is fixed on that electric control box is two to be opened on the cabinet door, and permanent magnet fixedly on the electrical control cubicles, is controlled break-make by the folding of frame door, is a kind of statistical tables and reports alarm device of forcing open the door.Door interlock switch is set, could protects when only turning the key in the lock dry-reed tube switch is opened by normally closed often becoming, false alarm in the time of preventing that the operator from opening the cabinet door.Electronic switch power adopts non-transformer type rectifying and voltage-stabilizing Switching Power Supply, and has cadmium-nickel storage cell, can convert powered battery automatically to after the outage.
Fig. 5 is corresponding with Fig. 3, has represented that at length the schematic circuit of center base station is formed and annexation.IC wherein
1Be central controller CPU, adopt W89C51 integrated monolithic machine, mix required software program.One of its major function is to receive the 6 kind signals of retrieval from substation, and to these signal analysis and processing; Two of function is that control starts photoelectric display, audio alert and record printing; Three of function is that control startup emitter sends the inquiry command signal to substation.IC
2And IC
3Be expansion interface, adopt the D8155C integrated circuit.Its major function is control and management DTMF coding and decoding, unblank encoder.IC
4Be Darlington crystal display pipe, adopt the MC1413P integrated device.Be used for the base station CPU master control borad, be actually the amplifying power type circuit module of CPU processor 89C51, remove to promote display terminal.IC
5Be to see gate circuit, adopt " house dog " 1232 integrated circuits.Its major function is the qualified DTMF transmission coding and decoding of screening, prevents that error code from taking place.IC
6Be double audio decoder, adopt the MF8870 integrated circuit.Its major function is that the low-and high-frequency group of dtmf signal drives filtering, amplitude limit, frequency detecting and affirmation, deciphers, latchs and cushion output and vibration, monitoring etc.IC
7Be the double audio coding device, adopt the M5087 integrated circuit.Its major function is to produce the reference clock frequency, selects and the synthetic monotony frequency signal that meets the DTMF requirement.IC
8And IC
9Be the power-type shift register, adopt the 6B595N integrated circuit.Its function is to bear 99 mouthfuls of DTCs that send with interior oil well substation to show that the language alarm unit has adopted the SID1420 group of languages plywood of United States advanced.Automatically the record print unit adopts paper tape formula Chinese character printer.S is the hyperfrequency receiver module, adopts the ST8801 integrated circuit.F is the hyperfrequency transmitter module, adopts the ST8802 integrated circuit.BG
1And BG
2It is electronic switch.BCD is a code switch.Electronic switch power adopts GZA-5 type (major loop is 5V/10A) and two kinds of specifications of GZA-11 type (12V/5A).
This system base-station tranmitting frequency is 230MHZ, and receive frequency is 224.3MHZ, and the alien frequencies difference is 5.7MHZ.The substation receive frequency is 230MHZ, and tranmitting frequency is 224.7MHZ, and the alien frequencies difference is 5.7MHZ.A cover cruising inspection system can be formed with 99 substations at most in a base station.The required monitoring time of each oil well substation is 100mS～1S, and it is 9.9S～99S that 99 oil wells are are all patrolled and examined all required times.Monitoring time can according to circumstances be adjusted.
Claims (6)
1; a kind of inspection system of oil extracting equipment working state; form by oil well substation and center base station two large divisions; it is characterized in that each oil well substation mainly comprises the electric motor protecting sensor; theft-proof sensor; the optocoupler interface; expansion interface; central controller; see gate circuit; encoder; decoder; wireless transmitting unit; radio receiving unit; common antenna and dc source etc.; center base station mainly comprises common antenna; radio receiving unit; wireless transmitting unit; decoder; encoder; see gate circuit; central controller; expansion interface; shift register; the photoelectric display unit; the audio alert unit; record print unit and dc source etc.; substation each several part annexation is that the sensor output links to each other with optocoupler interface input; the optocoupler interface links to each other with central controller through expansion interface; central controller links to each other with decoder with encoder through expansion interface; see that gate circuit links to each other with expansion interface with central controller respectively; encoder links to each other with transmitter unit; decoder links to each other with receiving element; transmitter unit links to each other with shared antenna with receiving element; base station each several part annexation is that common antenna links to each other with transmitter unit with receiving element respectively; receiving element links to each other with decoder; transmitter unit links to each other with encoder; decoder links to each other with central controller through expansion interface with encoder; see gate circuit respectively with central controller; expansion interface links to each other with decoding circuit, central controller respectively with the photoelectric display unit; the audio alert unit; the record print unit links to each other with transmitter unit.
2, inspection system of oil extracting equipment working state according to claim 1, it is characterized in that a center base station can form a cover inspection system of oil extracting equipment working state with 1～99 oil well substation, center base station is patrolled and examined command signal from each oil well substation wireless transmission of trend in order, each oil well substation is replied this well recovery equipment working state signal of wireless transmission from the trend center base station, the center base station automatic reception is behind each substation signal, signal condition classification and oily pound sign thereof are dynamically shown, and to wherein fault-signal with steal the feelings signal and oily pound sign carries out audio alert automatically, print record is got off automatically simultaneously.
3, inspection system of oil extracting equipment working state according to claim 1, it is characterized in that wireless transmission adopts hyperfrequency frequency modulation electromagnetic wave, frequently scope is 210～280MHZ, adjacent oil well substation frequency interval is 25KHZ, adopt alien frequencies half-duplex transmitting-receiving mode, the alien frequencies difference is 5.7MHZ or 8.9MHZ, and base station transmitting power is higher than the substation tranmitting frequency, and the base station is sent out to receive with the substation transmitting-receiving and joined frequently.
4, inspection system of oil extracting equipment working state according to claim 1 is characterized in that base station transmitting power 5～7W, substation transmitting power 3～5W.
5, inspection system of oil extracting equipment working state according to claim 1 is characterized in that the base station is an originating party formula, a ratio 1: 1, and the substation receiver is often opened, breakdown when emitter is replied.
6, inspection system of oil extracting equipment working state according to claim 1 is characterized in that the modulation system of coding and decoding adopts analog DTMF double-tone frequently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98110321A CN1081285C (en) | 1998-06-26 | 1998-06-26 | Inspection system of oil extracting equipment working state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98110321A CN1081285C (en) | 1998-06-26 | 1998-06-26 | Inspection system of oil extracting equipment working state |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1221850A true CN1221850A (en) | 1999-07-07 |
| CN1081285C CN1081285C (en) | 2002-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98110321A Expired - Fee Related CN1081285C (en) | 1998-06-26 | 1998-06-26 | Inspection system of oil extracting equipment working state |
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| Country | Link |
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| CN (1) | CN1081285C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759889A (en) * | 2011-04-28 | 2012-10-31 | 陈兴果 | Inspecting and logging-in device capable of reading aloud |
| CN103369793A (en) * | 2013-07-16 | 2013-10-23 | 赵明 | Night search lighting indicator light control system for airport |
| CN106647607A (en) * | 2016-12-29 | 2017-05-10 | 济南广域软件有限公司 | Intelligent petroleum production management system |
| CN108107809A (en) * | 2017-12-26 | 2018-06-01 | 贵州航天凯山石油仪器有限公司 | A kind of automatic patrol device and method |
| CN109994996A (en) * | 2019-02-27 | 2019-07-09 | 中国石油天然气股份有限公司 | Belt burnout alarm circuit, motor power-off control circuit and oil pumping unit using same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3824851A (en) * | 1972-06-01 | 1974-07-23 | Mobil Oil Corp | Automatic data retrieval system for pumping wells |
| CN87205901U (en) * | 1987-03-31 | 1988-04-20 | 西安交通大学 | Digital work indicator for displaying pumping status of oil well |
| CN1169503A (en) * | 1996-06-21 | 1998-01-07 | 北京天上星测控技术研究所 | Unattended monitoring system of oil pumping machine group and data processing method thereof |
-
1998
- 1998-06-26 CN CN98110321A patent/CN1081285C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759889A (en) * | 2011-04-28 | 2012-10-31 | 陈兴果 | Inspecting and logging-in device capable of reading aloud |
| CN103369793A (en) * | 2013-07-16 | 2013-10-23 | 赵明 | Night search lighting indicator light control system for airport |
| CN106647607A (en) * | 2016-12-29 | 2017-05-10 | 济南广域软件有限公司 | Intelligent petroleum production management system |
| CN108107809A (en) * | 2017-12-26 | 2018-06-01 | 贵州航天凯山石油仪器有限公司 | A kind of automatic patrol device and method |
| CN108107809B (en) * | 2017-12-26 | 2020-07-28 | 贵州航天凯山石油仪器有限公司 | Automatic well patrol device and method |
| CN109994996A (en) * | 2019-02-27 | 2019-07-09 | 中国石油天然气股份有限公司 | Belt burnout alarm circuit, motor power-off control circuit and oil pumping unit using same |
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| Publication number | Publication date |
|---|---|
| CN1081285C (en) | 2002-03-20 |
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