CN100398903C - Remote controllable large valve system - Google Patents
Remote controllable large valve system Download PDFInfo
- Publication number
- CN100398903C CN100398903C CNB2006100429421A CN200610042942A CN100398903C CN 100398903 C CN100398903 C CN 100398903C CN B2006100429421 A CNB2006100429421 A CN B2006100429421A CN 200610042942 A CN200610042942 A CN 200610042942A CN 100398903 C CN100398903 C CN 100398903C
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- valve
- signal
- aerogenesis
- pipeline
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- Control Of Fluid Pressure (AREA)
Abstract
The present invention discloses a remote controllable large valve system which comprises an automatic pipe monitoring device and a valve power controlling device. Fluid pressure difference at each monitoring point of a pipe is monitored in real time to judge that whether a pressure difference signal reflects a leaking accident, and an action command signal adopted after the judgment is input to the valve power controlling device to automatically control a valve to open and close. The large valve system of the present invention achieves the purpose that under the condition that no power source exists, accident signals are automatically detected, and then, the valve is automatically controlled. The present invention is particularly suitable for pipe networks and long and large pipes with large calibers.
Description
Technical field
The present invention relates to a kind of valve, particularly a kind ofly can long-rangely control, be particularly useful for the grow up big valve system of pipeline and pipe network of heavy caliber automatically.
Background technique
In the pipe network of carrying various fluids, a lot of big and small valves are arranged, play various functions.Requirement to valve in bigbore grow up pipeline and pipe network is: A thousand days the country natures its soldiers and fall for one day's battle.It at ordinary times time of movement seldom only in needs, block or open fluid, will solve two subject matters like this: one is the required power source problem of valve opening and closing, and one is the monitoring problem to pipeline.Because bore is bigger, valve block or the needed power power of breakdown action relatively also bigger, and can control the power source of big valve opening and closing at present, a kind of is the energy storage type independent current source, the electric power that it provides is difficult to conduct driving power; Another kind is a cable power, and its foundation and maintenance cost are very big, and especially in more remote area, the foundation of power source is difficulty more.So most in the world at present pipelines of growing up, the automatic control of pipe network still are unrealized.Like this, when breaking down on the pipeline---during as escape of liquid or pipeline break, just can't block fluid automatically, when by the time the maintenance man obtained information and is on the scene throttle down, accident enlarged, and massive losses forms.
Summary of the invention
In order to solve the problems of the prior art, the purpose of this invention is to provide a kind of remote-controlled big valve system, can monitor in real time the pipeline situation according to monitoring point on the pipeline, and whether start the valve power control unit according to the fluid pressure signal decision of feedback, make valve close automatically or open.
The technical solution adopted in the present invention is, a kind of remote-controlled big valve system, and this system comprises:
A. the pipeline automated watch-keeping facility is used for the fluid pressure differential of each monitoring point of pipeline is monitored in real time, judge whether this pressure difference signal is reflected as leakage accident, and the action command signal that will take after will judging sends to
B. the valve power control unit is used for closing, opening of autocontrol valve.
Characteristics of the present invention also are:
The pipeline automated watch-keeping facility comprises the pressure transducer that is arranged at the pipeline monitoring point, pressure transducer sends fluid pressure signal to central processing unit (CPU), central processing unit (CPU) compares calculating by the program that is pre-loaded into central processing unit (CPU) with this signal and each monitoring point normal pressure value of pipeline of importing in advance, make the judgement whether pipeline leaks according to this result of calculation, send the command signal of valve event.
The valve power control unit comprises aerogenesis apparatus, and aerogenesis apparatus is connected with cylinder by suction tude, and cylinder is provided with relief opening, and the piston in the cylinder is fixedlyed connected with the valve seal body by valve rod.
Aerogenesis apparatus comprises
A. signal receiver is used to receive the action command signal that central processing unit (CPU) sends, and signal is imported
B. signal processor is used for and will sends into after wireless signal decoding, amplification, the conversion
C. aerogenesis controller is used to send the signal that starts burning and record, management, control aerogenesis unit, also comprises
D. be provided with in airtight container and the container
E. aerogenesis unit is used to receive the actuating signal that the aerogenesis controller sends and makes fuel combustion produce pressed gas.
The aerogenesis unit is provided with one at least by seal-off pressure container and its inner fuel composition.
The present invention adopts the pipeline automated watch-keeping facility, judges by the fluid pressure signal that the pressure transducer that is provided with at interval on the pipeline is transmitted, and can enlarge the time of having striven for for avoiding loss in very first time discovery accident; Utilize aerogenesis apparatus to cooperate existing cylinder, piston conventional structure, come the closure or openness of control valve, do not need active electrical source of power, be particularly suitable for the area of remote unregulated power equipment.
Description of drawings
Fig. 1 is the scheme of installation of pressure transducer on pipeline in the pipeline automated watch-keeping facility of the present invention;
Fig. 2 is a valve power control unit principle schematic of the present invention;
Fig. 3 is a valve power control unit structural representation of the present invention.
Wherein, 1. aerogenesis apparatus, 2. suction tude, 3. relief opening, 4. cylinder, 5. piston, 6. valve rod, 7. valve seal body, 8. pipeline, 9. signal receiver, 10. signal processor, 11. aerogenesis controllers, 12. containers, 13. aerogenesis unit, 14. pressure transducers.
Embodiment
The present invention is described in detail below in conjunction with the drawings and specific embodiments.
Remote-controlled big valve system of the present invention comprises pipeline automated watch-keeping facility and valve power control unit.
The pipeline automated watch-keeping facility is used for the force value of each monitoring point of pipeline is monitored in real time, judge whether the difference of this measured value and reference value or the pressure difference signal between certain two measuring point are reflected as leakage accident, and the action command signal that will carry out after will judging is transferred to the valve power control unit.The pipeline automated watch-keeping facility comprises the pressure transducer 14 that is arranged at the pipeline monitoring point, pressure transducer 14 is transferred to fluid pressure signal the central processing unit (CPU) in strange land, central processing unit (CPU) compares calculating by the program that is pre-loaded into central processing unit (CPU) with this signal and each monitoring point normal pressure value of pipeline of importing in advance, monitor the running state of this pipeline according to this result of calculation, and after judging pipeline leakage, send the command signal of some valve event.As shown in Figure 1, valve of the present invention is installed at interval on the pipeline,
For on the valve or near the pressure transducer of installing the valve 14, △ represents the each point fluid pressure value, when fluid when direction flows as shown in the figure, if the pipeline between the valve 1,2 breaks, then △ 1 will produce great changes with the force value of △ 2, corresponding monitoring system is sent signal, after central processing unit (CPU) is judged (normal pressure value of central processing unit (CPU) contrast pipeline each point is carried out correspondence and calculated), and the instruction of sending valve 1 or other valve closing.
With reference to Fig. 2, the valve power control unit comprises aerogenesis apparatus 1, and aerogenesis apparatus 1 is connected with cylinder 4, and cylinder 4 is provided with suction tude 2 and relief opening 3, and the piston 5 in the cylinder 4 is fixedlyed connected with valve seal body 7 by valve rod 6.
As shown in Figure 3, aerogenesis apparatus 1 comprises signal receiver 9, be used to receive the valve event command signal that central processing unit (CPU) sends, signal receiver 9 is with signal input signal processor 10, and signal processor 10 is sent into aerogenesis controller 11 after wireless signal is deciphered, amplifies, transformed, aerogenesis controller 11 is equivalent to the microcomputer system of this valve, realize its function with single-chip microcomputer, be used to write down, manage, control all aerogenesis unit 13, which is used earlier, whether which the back uses, successful aerogenesis etc.Aerogenesis controller 11 sends actuating signal, makes aerogenesis unit 13 burnings that are enclosed within the container 12 and produces pressed gas, and pressed gas enters cylinder 4 from aerogenesis unit 13.Aerogenesis unit 13 adopts the structure of filling fuel in the pressurized containers, for repeatedly opening the usefulness of valve, can be provided with a plurality ofly, starts one of them burning as required at every turn, needn't the people frequently remove postcombustion.
Its working principle is, pressure transducer 14 is constantly imported central processing unit (CPU) with pressure signal, when pipeline takes place to leak, the pressure difference of leakage point both sides can produce great change, after central processing unit (CPU) receives this pressure difference signal, by the program of solidifying in advance, pressure difference signal and the normal pressure value that pre-deposits are compared calculating, judge whether to be trouble-signal,, then send action command and output that leakage point limit adjacent valve is closed if be judged as trouble-signal.After the command signal that the signal receiver 9 reception central processing unit (CPU)s of installing on the adjacent valve send, with signal input signal processor 10, signal after signal processor 10 will be handled is sent into aerogenesis controller 11, aerogenesis controller 11 sends actuating signal, make the aerogenesis unit 13 that is enclosed within the container 12 produce pressed gas, pressed gas enters cylinder 4 from suction tude 2, promoting piston 5 rises or descends, simultaneously relief opening 3 is corresponding opens exhaust, cooperates valve rod 6, valve seal body 7 controlling plumbing fixtures 8 to make it to close; When needs recover circulation, signal receiver 9 receives the command signal that central processing unit (CPU) sends, producing gas by aerogenesis unit 13 sends in the cylinder 4, the tolerance size of control cylinder 4 inner carriers 5 top and the bottom, piston 5 is oppositely moved, by valve rod 6 valve seal body 7 is parked on the relevant position, pipeline 8 is opened or current limliting to a certain extent.
The required power of the signal receiver of valve, signal processor, aerogenesis controller and pipeline automated watch-keeping facility is little, can be provided by the energy storage type power supply.
Pressure transducer can be installed on the valve or the valve both sides, and required electric energy can be provided by the energy storage type power supply of valve, and oneself independently energy storage type power supply also can be arranged.
The fluid pressure signal that pipeline monitoring obtains can be uploaded by two kinds of passages: the one, radio to the central processing unit (CPU) in strange land, and the 2nd, be transferred to the aerogenesis controller of valve.Therefore, valve also can be pressed two kinds of pattern work as requested, and the one, move by the instruction that higher level's central processing unit (CPU) is assigned, the 2nd, automatically perform the program that is preset in the aerogenesis controller.
The signal transmission can be adopted wireless system or rent the signal solution of mobile communication.
The present invention is applicable to pipeline, the pipe network automation of all fluids, can select different made valves for use according to the difference of liquid.
Claims (2)
1. remote-controlled big valve system, comprise pipeline automated watch-keeping facility and valve power control unit, the pipeline automated watch-keeping facility is used for the fluid pressure differential of each monitoring point of pipeline is monitored in real time, judge whether this pressure difference signal is reflected as leakage accident, and the action command signal that will take after will judging sends the valve power control unit to, the valve power control unit is used for closing of autocontrol valve, open, the valve power control unit comprises aerogenesis apparatus (1), aerogenesis apparatus (1) is connected with cylinder (4) by suction tude (2), cylinder (4) is provided with relief opening (3), piston (5) in the cylinder (4) is fixedlyed connected with valve seal body (7) by valve rod (6), it is characterized in that described aerogenesis apparatus (1) comprising:
Signal receiver, signal processor, aerogenesis controller, airtight container and aerogenesis unit, wherein said signal receiver is used to receive the action command signal that central processing unit (CPU) sends, and signal is imported described signal processor (10); Described signal processor be used for will wireless signal decoding, send into described aerogenesis controller (11) after amplifying, transforming, described aerogenesis controller is used to send the signal that starts burning and record, management, the described aerogenesis of control unit (13); Described aerogenesis unit (13) is arranged in the airtight container (12), described aerogenesis unit (13) has a plurality of, described aerogenesis unit (13) is by seal-off pressure container and its inner fuel composition, is used to receive the actuating signal that described aerogenesis controller (11) sends and makes fuel combustion produce pressed gas.
2. according to the described remote-controlled big valve system of claim 1, it is characterized in that, described pipeline automated watch-keeping facility comprises the pressure transducer that is arranged at the pipeline monitoring point, pressure transducer sends fluid pressure signal to central processing unit (CPU), central processing unit (CPU) compares calculating by the program that is pre-loaded into central processing unit (CPU) with this signal and each monitoring point normal pressure value of pipeline of importing in advance, make the judgement whether pipeline leaks according to this result of calculation, send the command signal of valve event.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100429421A CN100398903C (en) | 2006-06-08 | 2006-06-08 | Remote controllable large valve system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100429421A CN100398903C (en) | 2006-06-08 | 2006-06-08 | Remote controllable large valve system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1873289A CN1873289A (en) | 2006-12-06 |
| CN100398903C true CN100398903C (en) | 2008-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100429421A Expired - Fee Related CN100398903C (en) | 2006-06-08 | 2006-06-08 | Remote controllable large valve system |
Country Status (1)
| Country | Link |
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| CN (1) | CN100398903C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674058A (en) * | 2016-03-15 | 2016-06-15 | 东华大学 | Intelligent running water pipe |
| CN106383468A (en) * | 2016-10-14 | 2017-02-08 | 戴良玉 | Intelligent emergency switching control component, device and system |
| CN108119703A (en) * | 2018-02-05 | 2018-06-05 | 张家港派恩信精密配件制造有限公司 | A kind of injection hard tube assembly |
| CN110274159B (en) * | 2018-09-18 | 2021-04-30 | 浙江大学 | Pipe network detection system |
| CN111237647B (en) * | 2020-03-17 | 2020-09-25 | 安庆供水集团公司 | User water use abnormity monitoring device and method based on wireless transmission |
| CN114754187B (en) * | 2022-06-16 | 2022-09-09 | 华能平凉发电有限责任公司 | Control device for safe operation of valve |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5708195A (en) * | 1995-07-06 | 1998-01-13 | Hitachi, Ltd. | Pipeline breakage sensing system and sensing method |
| CN1312900A (en) * | 1998-08-13 | 2001-09-12 | 法克有限公司 | Gas cartridge actuated isolation value |
| CN1773236A (en) * | 2004-11-13 | 2006-05-17 | 浙江工业大学 | Gas leakage automatic detecting method |
-
2006
- 2006-06-08 CN CNB2006100429421A patent/CN100398903C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5708195A (en) * | 1995-07-06 | 1998-01-13 | Hitachi, Ltd. | Pipeline breakage sensing system and sensing method |
| CN1312900A (en) * | 1998-08-13 | 2001-09-12 | 法克有限公司 | Gas cartridge actuated isolation value |
| CN1773236A (en) * | 2004-11-13 | 2006-05-17 | 浙江工业大学 | Gas leakage automatic detecting method |
Non-Patent Citations (2)
| Title |
|---|
| 输油管道泄漏实时检测定位系统的研制与应用. 邹润，张勇，贾宗贤.油气田地面工程，第22卷第7期. 2003 |
| 输油管道泄漏实时检测定位系统的研制与应用. 邹润，张勇，贾宗贤.油气田地面工程，第22卷第7期. 2003 * |
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| Publication number | Publication date |
|---|---|
| CN1873289A (en) | 2006-12-06 |
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Granted publication date: 20080702 Termination date: 20110608 |