CN107120453A - A kind of binary stream control valve - Google Patents
A kind of binary stream control valve Download PDFInfo
- Publication number
- CN107120453A CN107120453A CN201710309455.5A CN201710309455A CN107120453A CN 107120453 A CN107120453 A CN 107120453A CN 201710309455 A CN201710309455 A CN 201710309455A CN 107120453 A CN107120453 A CN 107120453A
- Authority
- CN
- China
- Prior art keywords
- valve
- opening
- valve element
- executing agency
- flow
- 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
- 230000004907 flux Effects 0.000 claims abstract description 17
- 239000012530 fluid Substances 0.000 claims abstract description 11
- 239000011148 porous material Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000009776 industrial production Methods 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 abstract description 3
- 230000001276 controlling effect Effects 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006757 chemical reactions by type Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
- F16K11/22—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with an actuating member for each valve, e.g. interconnected to form multiple-way valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Flow Control (AREA)
Abstract
The present invention relates to a kind of binary stream control valve, including valve body, the opening of n different pore size is provided with the valve body, and each self-corresponding valve element of opening, the number n of opening numerical value is determined by fluid minimum change, the volume on the basis of the metered volume of fluid minimum change, the flux Q of openingiAccounting in the total flux Q of pipeline is respectively Q from small to large0=20%=1%, Q1=21%=2%, Q2=22%=4%, Q3=23%=8%, Q4=24%=16%, Q5=25%=32%, Q6=26%=64% ..., Qn=2n%, each valve element is provided with executing agency corresponding with the valve element, and each executing agency is provided with controller corresponding with the executing agency.A kind of binary stream control valve disclosed by the invention can allow flow constant all the time in standard value, reduce the relevant issues produced in industrial production by flow error, reach optimization technology controlling and process.
Description
Technical field
The present invention relates to a kind of binary stream control valve.Belong to flow control valve technical field.
Background technology
As the technique that produces greatly of industry is increasingly sophisticated and automatization level is improved constantly, to the control of production process by
Stable is main purpose, optimization technology controlling and process required till now.Therefore, the control accuracy standard to flow is carried
Requirement that is more, higher and updating is gone out, as the control valve of control loop terminal executive component in process flow industry process control
Saliency is important.But industrial at present used either static cost control valve or dynamic control valve, are all one for flow
Plant reaction type control so that actual flow is fluctuated above and below standard value all the time, it is impossible to realize real constant.In fluid flow
Computer or digitial controller in, the past be typically all by digital controlled signal through digital-to-analogue conversion Interface Controller servo valve or ratio
Example valve is adjusted, and this method link is more, inconvenient for use.The digital valve occurred in succession in recent years can directly receive numeral
Signal, although be not required to digital-to-analogue conversion interface, but this kind of valve is mostly complicated, and manufacturing cost is higher.
The content of the invention
The present invention proposes that one kind can allow flow constant all the time in standard value, reduces and is produced in industrial production because of flow error
Raw relevant issues, reach the binary stream control valve for optimizing technology controlling and process, solve the problem of prior art is present.
In order to solve the above-mentioned technical problem, the technical scheme is that：
The opening of n different pore size is provided with a kind of binary stream control valve, including valve body, the valve body, with
And each self-corresponding valve element of opening, the number n of opening numerical value is determined by fluid minimum change, with fluid
Volume on the basis of the metered volume of minimum change, the flux Q of the openingiAccounting in the total flux Q of pipeline is from small
To greatly respectively Q0=20%=1%, Q1=21%=2%, Q2=22%=4%, Q3=23%=8%, Q4=24%=
16%, Q5=25%=32%, Q6=26%=64% ..., Qn=2n%, each valve element is provided with corresponding with the valve element
Executing agency, each executing agency is provided with controller corresponding with the executing agency, passes through n controller difference
Each rotation of the valve element from 0 degree to 90 degree is controlled, the executing agency and the rotation on valve element geometric center line is driven
Axle, realizes the single valve element of switch, can adjust 1/ (2n+1- 1) %-100% flow percentage, makes flow be constant at required set
Definite value.For example by a control valve being made up of 7 valve elements, we their valve element flux mark respectively (arrangement) for F1,
F2、F3、F4、F5、F6、F7；When needing the valve flux of regulating valve to be defined as 88%, as long as opening tri- valves of F7, F5 and F4
Core, remaining valve element is closed；Because 88=26+24+23.Represented and opened with numeral 1, represented and closed with numeral 0.In control process,
One group of data that the open and-shut mode of this 7 valve elements is constituted are 1011000, and this is both the numerical value of valve flux, is also that control valve is each
The actual open and-shut mode of valve element.
Each executing agency is provided with corresponding controller, and the controller delivers to the valve flux determination value of valve element
Single-chip microcomputer；Single-chip microcomputer is needed from the flow values of multiple opening overflows according to the signal of change of reception, and according to maximum
The ratio of spillway discharge, it would be desirable to which the opening is opened, the correspondence coding record of closure.
The characteristics of present invention has following and beneficial effect：
A kind of binary stream control valve of the present invention controls flow by using multiple independent spools, works as flow
When being held in a steady state value, in the absence of the flowed fluctuation of traditional flow control valve, flow is controlled using the opening and closing of multiple valve elements,
When flow needs change, no matter change span has much, switching can be quickly completed by being opened and closed different valve elements；Using
0%-100% gamut Flow-rate adjustment can be achieved as the calculation of changes in flow rate in binary weight coefficient form.It is whole
Individual binary stream control valve has accurate, constant, quick effect.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is a kind of structural representation (1) of binary stream control valve of the invention；
Fig. 2 is a kind of structural representation (2) of binary stream control valve of the invention；
Fig. 3 is a kind of structural representation (3) of binary stream control valve of the invention.
In figure, 1- valve bodies；2- valve elements；3- executing agencies.
Embodiment
The embodiment to the present invention is described further below in conjunction with the accompanying drawings.Herein it should be noted that for
The explanation of these embodiments is used to help understand the present invention, but does not constitute limitation of the invention.In addition, disclosed below
As long as each of the invention embodiment in involved technical characteristic do not constitute conflict each other and can just be mutually combined.
The structural representation (1) of binary stream control valve shown in 1~Fig. 3 of reference picture a kind of, structural representation (2) and
Structural representation (3).The stream of n different pore size is provided with a kind of binary stream control valve, including valve body 1, the valve body 1
Through hole, and each self-corresponding valve element 2 of the opening, the number n of opening numerical value are determined by fluid minimum change
It is fixed, the volume on the basis of the metered volume of fluid minimum change, the flux Q of the openingiIn the total flux Q of pipeline
Accounting is respectively Q from small to large0=20%=1%, Q1=21%=2%, Q2=22%=4%, Q3=23%=8%, Q4=
24%=16%, Q5=25%=32%, Q6=26%=64% ..., Qn=2n%, each valve element 2 be provided with it is described
The corresponding executing agency 3 of valve element 2, each executing agency 3 be provided with the corresponding controller of the executing agency 3, pass through n
Individual controller controls each rotation of the valve element 2 from 0 degree to 90 degree respectively, drives in the executing agency 3 and the geometry of valve element 2
Rotary shaft on heart line, realizes the single valve element 2 of switch, can adjust 1/ (2n+1- 1) %-100% flow percentage, makes flow
It is constant at required setting value.For example by a control valve being made up of 7 valve elements, we distinguish their flux of valve element 2
It is F1, F2, F3, F4, F5, F6, F7 to mark (arrangement)；When needing the valve flux of regulating valve to be defined as 88%, as long as opening
Tri- valve elements 2 of F7, F5 and F4, remaining valve element 2 is closed；Because 88=26+24+23.
Represented and opened with numeral 1, represented and closed with numeral 0.In control process, the open and-shut mode of this 7 valve elements 2 is constituted
One group of data be 1011000, this is both the numerical value of valve flux, is also the actual open and-shut mode of each valve element 2 of control valve.
Each executing agency 3 is provided with corresponding controller, and the controller send the valve flux determination value of valve element 2
To single-chip microcomputer；Single-chip microcomputer is needed from the flow values of multiple opening overflows according to the signal of change of reception, and according to most
The ratio of big spillway discharge, it would be desirable to which the opening is opened, the correspondence coding record of closure.
Patent of the present invention mainly improves the stability for being flow and the calculation of flow switch, it is therefore intended that make flow
Switching it is accurate rapidly and efficiently and it is constant all the time reduce the relevant issues produced in industrial production by flow error in standard value,
Reach optimization technology controlling and process.By controlling the valve element 2 of each opening to be opened and closed combination, 1/ (2n+1-1) %- can be arbitrarily adjusted
100% flow, and flow is constant at standard value all the time.By the quantity for changing opening n, thus it is possible to vary control valve pair
In the minimum change of fluid.The operation principle of this patent is as follows：Fluid enters valve body 1 by pipeline, by controlling each valve
The opening and closing combination of core 2, uninterrupted is adjusted with this.
Embodiments of the present invention are explained in detail above in association with accompanying drawing, but the invention is not restricted to described implementation
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen within protection scope of the present invention.
Claims (2)
1. a kind of binary stream control valve, it is characterised in that：Including valve body, n different pore size is provided with the valve body
Opening, and each self-corresponding valve element of the opening, the number n of opening numerical value are determined by fluid minimum change
It is fixed, the volume on the basis of the metered volume of fluid minimum change, the flux Q of the openingiIn the total flux Q of pipeline
Accounting is respectively Q from small to large0=20%=1%, Q1=21%=2%, Q2=22%=4%, Q3=23%=8%, Q4=
24%=16%, Q5=25%=32%, Q6=26%=64% ..., Qn=2n%, each valve element is provided with and the valve
The corresponding executing agency of core, each executing agency is provided with controller corresponding with the executing agency, passes through n control
Device controls each rotation of the valve element from 0 degree to 90 degree respectively, drives on the executing agency and valve element geometric center line
Rotary shaft, realize the single valve element of switch, can adjust 1/ (2n+1- 1) %-100% flow percentage, makes flow be constant at institute
The setting value needed.
2. a kind of binary stream control valve according to claim 1, it is characterised in that：Each executing agency is set
There is corresponding controller, the valve flux determination value of valve element is delivered to single-chip microcomputer by the controller；Single-chip microcomputer is according to the signal of reception
Calculating needs the flow value from multiple opening overflows, and according to the ratio with maximum spillway discharge, it would be desirable to the circulation
Hole is opened, the correspondence coding record of closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309455.5A CN107120453A (en) | 2017-05-04 | 2017-05-04 | A kind of binary stream control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309455.5A CN107120453A (en) | 2017-05-04 | 2017-05-04 | A kind of binary stream control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107120453A true CN107120453A (en) | 2017-09-01 |
Family
ID=59728078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710309455.5A Pending CN107120453A (en) | 2017-05-04 | 2017-05-04 | A kind of binary stream control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107120453A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713291A (en) * | 2020-12-30 | 2021-04-27 | 北京科技大学 | Fuel cell system and control method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6234204B1 (en) * | 1994-12-29 | 2001-05-22 | Van Den Wildenberg Adrianus Martinus | Flow control valve |
| CN2584978Y (en) * | 2002-09-13 | 2003-11-05 | 清华大学 | Electromechanical integral digital pressure/flow regulating device |
| CN102537486A (en) * | 2012-01-13 | 2012-07-04 | 杭州博流科技有限公司 | Intelligent valve positioning device |
| CN207112004U (en) * | 2017-05-04 | 2018-03-16 | 衢州市膜力环保科技有限公司 | A kind of binary stream control valve |
-
2017
- 2017-05-04 CN CN201710309455.5A patent/CN107120453A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6234204B1 (en) * | 1994-12-29 | 2001-05-22 | Van Den Wildenberg Adrianus Martinus | Flow control valve |
| CN2584978Y (en) * | 2002-09-13 | 2003-11-05 | 清华大学 | Electromechanical integral digital pressure/flow regulating device |
| CN102537486A (en) * | 2012-01-13 | 2012-07-04 | 杭州博流科技有限公司 | Intelligent valve positioning device |
| CN207112004U (en) * | 2017-05-04 | 2018-03-16 | 衢州市膜力环保科技有限公司 | A kind of binary stream control valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713291A (en) * | 2020-12-30 | 2021-04-27 | 北京科技大学 | Fuel cell system and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207112004U (en) | A kind of binary stream control valve | |
| CN110328049B (en) | Dense medium suspension density control system and control method thereof | |
| CN105674060B (en) | A kind of compressed air system pressure flow jointly controls energy saver and method | |
| CN109441904B (en) | Digital valve bank PWM and PCM composite control device and control method thereof | |
| CN104407630B (en) | A kind of control method of the fluid flow control valve based on sensor network | |
| CN104075340B (en) | Low nitrogen burning control method and system based on PLC | |
| CN103116283A (en) | Method for controlling dynamic matrix of non-self-balance object | |
| CN102681559B (en) | Gas mixing control system based on pressurizer and valve bank and control method thereof | |
| CN107120453A (en) | A kind of binary stream control valve | |
| CN104769727A (en) | Method and device for supplying hydrogen-selenide mixed gas | |
| CN104166344A (en) | Natural gas pipeline network operation regulation and control method based on self-adaptive dynamic planning | |
| CN103704875A (en) | High-precision tobacco shred moisture control method and control system thereof | |
| CN104267754B (en) | Reactor entrance pressure intelligent regulating system and its control method | |
| CN102797882A (en) | Needle valve capable of accurately adjusting flow rate | |
| CN101943888B (en) | Method for controlling output of belt weigher system | |
| CN109976405A (en) | A kind of ceramic kiln temperature composite control method, equipment and system | |
| CN103954833A (en) | Electric energy meter, metering chip and built-in clock signal modulation method thereof | |
| CN106640808B (en) | Hydraulic valve core control circuit and method | |
| CN104730925A (en) | Input amplitude limiting PI control method | |
| CN108132597B (en) | Design method of differential advanced intelligent model set PID controller | |
| CN201071325Y (en) | Oxygen supply system for aeration tank | |
| CN109782594A (en) | A kind of water utilities system safety water supply controller design method | |
| CN107040228A (en) | A kind of failure circuit suitable for dead-band regulator | |
| CN206790449U (en) | A kind of failure circuit suitable for dead-band regulator | |
| CN207677696U (en) | A kind of programmable gain amplifier |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170901 |