CN106949302A - It is a kind of can remote adjustment valve opening intelligent valve positioner - Google Patents
It is a kind of can remote adjustment valve opening intelligent valve positioner Download PDFInfo
- Publication number
- CN106949302A CN106949302A CN201710217415.8A CN201710217415A CN106949302A CN 106949302 A CN106949302 A CN 106949302A CN 201710217415 A CN201710217415 A CN 201710217415A CN 106949302 A CN106949302 A CN 106949302A
- Authority
- CN
- China
- Prior art keywords
- output end
- chip microcomputer
- valve
- signal
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
- F16K37/0041—Electrical or magnetic means for measuring valve parameters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The invention discloses it is a kind of can remote adjustment valve opening intelligent valve positioner, including：Single-chip microcomputer, power supply and the Hart communication modules being connected with the power output end, sampling module, I/P modular converters；The single-chip microcomputer is connected with key-press module, and its first output end is connected by the Hart communication modules with the sampling module, its second output end is connected with I/P modular converters, the output end of the I/P modular converters is connected with pneumatic performing module, and the pneumatic performing module is connected by feedback unit with the Hart communication modules, first output end of the Hart communication modules is connected with the single-chip microcomputer, for sending the valve opening signal that feedback is obtained, second output end of the Hart communication modules is connected with the sampling module, the valve opening signal of regulation needed for for sending, through the above way, the present invention can remotely pass through the aperture of the direct control valve of key-press module, it is easy to operate, save a large amount of manpower and materials.
Description
Technical field
The present invention relates to a kind of valve positioner, more particularly to it is a kind of can the intelligent valve of remote adjustment valve opening determine
Position device.
Background technology
Valve positioner, is to adjust by structure point pneumatic positioner valve, electropneumatic valve positioner and intelligent valve positioner
The main accessories of valve are saved, are generally supported the use with pneumatic control valve, it receives the output signal of adjuster, then with its output
Signal goes to control pneumatic control valve, and after valve events are adjusted, the displacement of valve rod feeds back to valve positioner further through mechanical device,
Valve position situation is transmitted to Upper system by electric signal.
In the market, intelligent valve positioner make it that the application of oneself is the widest by the characteristic of high degree of automation
It is general, and traditional intelligent valve positioner can only unilaterally be transmitted signal to during use out of control room
The valve state performed after operation can not be fed back to control room by valve so as to perform opening/closing operation, and also resulting in needs work
Make personnel periodically to go to carry out exploration equipment at outdoor each valve, while can not learn the abnormal information of valve in time, operation is not yet
Just, and pole consumption manpower.
The content of the invention
The present invention solves the technical problem of provide it is a kind of can remote adjustment valve opening intelligent valve positioning
Device, can be easy to operate remotely by the aperture of the direct control valve of key-press module, saves a large amount of manpower and materials.
In order to solve the above technical problems, one aspect of the present invention is：There is provided one kind can remote adjustment valve
The intelligent valve positioner of aperture, including：Single-chip microcomputer, power supply and the Hart communication moulds being connected with the power output end
Block, sampling module, I/P modular converters；
The output end of the I/P modular converters is connected with pneumatic performing module, and the output end of the pneumatic performing module passes through anti-
Feedback unit is connected with the Hart communication modules, for valve opening signal to be fed back in Hart communication modules；
First output end of the Hart communication modules is connected with the single-chip microcomputer, for will feed back obtained valve opening signal
Send to single-chip microcomputer；
The single-chip microcomputer is also remotely connected with key-press module, for manually setting the aperture adjusted needed for valve, the single-chip microcomputer
The first output end connection with Hart communication modules, the second output end of the Hart communication modules and the sampling module phase
Even, thus according to needed for valve aperture setting, the electric current needed for one group is sampled out in numerous electric signals of power output end
Signal, and the current signal is sent back in single-chip microcomputer；
The obtained valve opening signal that feeds back samples obtained current signal comparison operation in the single-chip microcomputer with described
After obtain valve regulated signal；
Second output end of the single-chip microcomputer is connected with the I/P modular converters, and connects in the output end of the I/P modular converters
Pneumatic performing module is connect, the valve regulated signal obtained after comparison operation is converted into pneumatic signal, so as to drive pneumatic execution
Operation is adjusted to the aperture of valve in module.
In a preferred embodiment of the present invention, the single-chip microcomputer is also associated with display module.
In a preferred embodiment of the present invention, the display module is LCD display.
In a preferred embodiment of the present invention, the output signal of the power module is 4-20mA current signals.
The beneficial effects of the invention are as follows：The present invention is by using single-chip microcomputer and the shared mode of Hart communication modules so that
The transmission of current signal can be carried out in entirely control circuit, digital communication can be carried out again, so as to by remotely connecting
Key-press module come formed sampling obtained by new current signal and feedback obtained by original digital signal between difference, so as to pass through
Single-chip microcomputer comparison operation forms the Regulate signal of valve opening, the final remote control realized to valve opening.
Brief description of the drawings
Fig. 1 is the module map of the present invention in a preferred embodiment.
Embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Referring to Fig. 1, the embodiment of the present invention includes：
It is a kind of can remote adjustment valve opening intelligent valve positioner, including：Single-chip microcomputer, power supply and defeated with the power supply
Go out the connected Hart communication modules in end, sampling module, I/P modular converters；
The output end of the I/P modular converters is connected with pneumatic performing module, and the output end of the pneumatic performing module passes through anti-
Feedback unit is connected with the Hart communication modules, for valve opening signal to be fed back in Hart communication modules；
First output end of the Hart communication modules is connected with the single-chip microcomputer, for will feed back obtained valve opening signal
Send to single-chip microcomputer；
The single-chip microcomputer is also remotely connected with key-press module, for manually setting the aperture adjusted needed for valve, the single-chip microcomputer
The first output end connection with Hart communication modules, the second output end of the Hart communication modules and the sampling module phase
Even, thus according to needed for valve aperture setting, the electric current needed for one group is sampled out in numerous electric signals of power output end
Signal, and the current signal is sent back in single-chip microcomputer；
The obtained valve opening signal that feeds back samples obtained current signal comparison operation in the single-chip microcomputer with described
After obtain valve regulated signal；
Second output end of the single-chip microcomputer is connected with the I/P modular converters, and connects in the output end of the I/P modular converters
Pneumatic performing module is connect, the valve regulated signal obtained after comparison operation is converted into pneumatic signal, so as to drive pneumatic execution
Operation is adjusted to the aperture of valve in module.
Wherein, the single-chip microcomputer is also associated with display module；The display module is LCD display.
The output signal of the power module is 4-20mA current signals.
The present invention it is a kind of can remote adjustment valve opening intelligent valve positioner operation logic it is as follows：
Operating personnel carry out the aperture needed for setting valve by key-press module, then pass through the second output of Hart communication modules
Hold by the signal transmission of aperture needed for valve into sampling module, sampling module opening amount signal according to needed for the valve received
Current signal needed for being sampled in the 4-20mA current signals of power module, and the current signal is sent to single-chip microcomputer；With
The data signal of the current aperture of valve is fed back to Hart communication modules by this in pneumatic performing module by feedback unit simultaneously
In, then the signal of the current aperture of valve is fed back in single-chip microcomputer by the first output end of Hart communication modules；It is final by
The current signal that the valve opening signal that single-chip microcomputer obtains feedback is obtained with sampling is compared computing and obtains valve regulated letter
Number, and sent valve regulated signal to I/P modular converters by the second output end of single-chip microcomputer, and pass through I/P modular converters
Valve regulated signal is changed into as pneumatic signal, finally drives pneumatic performing module valve to be adjusted operation.
Be different from prior art, the present invention it is a kind of can remote adjustment valve opening intelligent valve positioner by using
Single-chip microcomputer and the shared mode of Hart communication modules so that the transmission of current signal can be carried out in entirely control circuit, again
Digital communication can be carried out, so as to form the new current signal and feedback obtained by sampling as the key-press module remotely connected
Difference between the original digital signal of gained, so as to form the Regulate signal of valve opening by single-chip microcomputer comparison operation, finally
Realize the remote control to valve opening.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (4)
1. it is a kind of can remote adjustment valve opening intelligent valve positioner, it is characterised in that including：Single-chip microcomputer, power supply with
And be connected with the power output end Hart communication modules, sampling module, I/P modular converters；
The output end of the I/P modular converters is connected with pneumatic performing module, and the output end of the pneumatic performing module passes through anti-
Feedback unit is connected with the Hart communication modules, for valve opening signal to be fed back in Hart communication modules；
First output end of the Hart communication modules is connected with the single-chip microcomputer, for will feed back obtained valve opening signal
Send to single-chip microcomputer；
The single-chip microcomputer is also remotely connected with key-press module, for manually setting the aperture adjusted needed for valve, the single-chip microcomputer
The first output end connection with Hart communication modules, the second output end of the Hart communication modules and the sampling module phase
Even, thus according to needed for valve aperture setting, the electric current needed for one group is sampled out in numerous electric signals of power output end
Signal, and the current signal is sent back in single-chip microcomputer；
The obtained valve opening signal that feeds back samples obtained current signal comparison operation in the single-chip microcomputer with described
After obtain valve regulated signal；
Second output end of the single-chip microcomputer is connected with the I/P modular converters, and connects in the output end of the I/P modular converters
Pneumatic performing module is connect, the valve regulated signal obtained after comparison operation is converted into pneumatic signal, so as to drive pneumatic execution
Operation is adjusted to the aperture of valve in module.
2. it is according to claim 1 can remote adjustment valve opening intelligent valve positioner, it is characterised in that it is described
Single-chip microcomputer is also associated with display module.
3. it is according to claim 2 can remote adjustment valve opening intelligent valve positioner, it is characterised in that it is described
Display module is LCD display.
4. it is according to claim 1 can remote adjustment valve opening intelligent valve positioner, it is characterised in that it is described
The output signal of power module is 4-20mA current signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710217415.8A CN106949302A (en) | 2017-04-05 | 2017-04-05 | It is a kind of can remote adjustment valve opening intelligent valve positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710217415.8A CN106949302A (en) | 2017-04-05 | 2017-04-05 | It is a kind of can remote adjustment valve opening intelligent valve positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106949302A true CN106949302A (en) | 2017-07-14 |
Family
ID=59475382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710217415.8A Pending CN106949302A (en) | 2017-04-05 | 2017-04-05 | It is a kind of can remote adjustment valve opening intelligent valve positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106949302A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110953392A (en) * | 2019-12-25 | 2020-04-03 | 湛江米克化能有限公司 | Automatic control system for valve of Limitorque actuator integrated into bonded bank |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101650555A (en) * | 2009-09-03 | 2010-02-17 | 浙江大学 | Intelligent electric valve positioner |
| CN201748029U (en) * | 2009-11-30 | 2011-02-16 | 上海自动化仪表股份有限公司 | Intelligent electric valve positioner based on HART communication |
| JP2012088130A (en) * | 2010-10-19 | 2012-05-10 | Yokogawa Electric Corp | Valve positioner |
| CN103335147A (en) * | 2013-06-13 | 2013-10-02 | 常熟市惠尔石化仪表有限公司 | Intelligent valve positioner based on HART communication |
| CN204739286U (en) * | 2015-05-22 | 2015-11-04 | 重庆川仪自动化股份有限公司 | Valve positioner |
| JP2015206432A (en) * | 2014-04-22 | 2015-11-19 | 横河電機株式会社 | Double-acting control relay and valve positioner controlled by double-acting control relay |
-
2017
- 2017-04-05 CN CN201710217415.8A patent/CN106949302A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101650555A (en) * | 2009-09-03 | 2010-02-17 | 浙江大学 | Intelligent electric valve positioner |
| CN201748029U (en) * | 2009-11-30 | 2011-02-16 | 上海自动化仪表股份有限公司 | Intelligent electric valve positioner based on HART communication |
| JP2012088130A (en) * | 2010-10-19 | 2012-05-10 | Yokogawa Electric Corp | Valve positioner |
| CN103335147A (en) * | 2013-06-13 | 2013-10-02 | 常熟市惠尔石化仪表有限公司 | Intelligent valve positioner based on HART communication |
| JP2015206432A (en) * | 2014-04-22 | 2015-11-19 | 横河電機株式会社 | Double-acting control relay and valve positioner controlled by double-acting control relay |
| CN204739286U (en) * | 2015-05-22 | 2015-11-04 | 重庆川仪自动化股份有限公司 | Valve positioner |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110953392A (en) * | 2019-12-25 | 2020-04-03 | 湛江米克化能有限公司 | Automatic control system for valve of Limitorque actuator integrated into bonded bank |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201610970U (en) | GPRS intelligent electric valve actuating mechanism | |
| CN203849595U (en) | Modularized structure for distributed greenhouse integrated environment intelligent regulation and control system on-site controller | |
| CN106949302A (en) | It is a kind of can remote adjustment valve opening intelligent valve positioner | |
| CN104061356A (en) | Wirelessly and remotely controlled valve | |
| CN107229260A (en) | A kind of intelligent home furnishing control method and device | |
| CN203963225U (en) | Intelligent valve positioner controller | |
| CN107052067B (en) | A kind of intelligence control system and its working method for wire drawing machine | |
| CN106982715A (en) | A kind of novel intelligent solar energy Water saving type watering arrangement | |
| CN203858503U (en) | Piggery environment parameter monitoring device | |
| CN208967988U (en) | A kind of wireless Heating,Ventilating and Air Conditioning control system | |
| CN219801898U (en) | Automatic switching milliamp signal source for internal and external power supply | |
| CN205787729U (en) | A kind of aircraft fuel oil metering device ground observing and controlling system | |
| CN216083982U (en) | Training device for cascade control system | |
| CN107870597A (en) | A kind of Switching Power Supply and tele-control system | |
| CN205810096U (en) | Television terminal and the remote control system of television terminal | |
| CN207148574U (en) | A kind of on-off controller circuit structure of a band six | |
| CN206039212U (en) | Host computer and power distribution loop's communication connection system based on intelligence electricity handing -over then cabinet | |
| CN213904090U (en) | Thing networking centralized control device | |
| CN211239710U (en) | Multi-voltage, high-power and remote-control direct-current power supply module | |
| CN215181506U (en) | Stretch machine control system based on wireless communication | |
| CN205028547U (en) | Experimental device for towards virtual object cascade control system | |
| CN216037001U (en) | Centralized feeding control device | |
| CN220582660U (en) | Air quantity valve remote monitoring system of central air conditioner | |
| KR102134691B1 (en) | Modbus to echonet lite protocol converter | |
| CN210864406U (en) | Remote control device for turning machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170714 |
|
| RJ01 | Rejection of invention patent application after publication |